a327ex.com

Orblike 5 Arrow Abilities

Summary

Major session implementing 5 new arrow abilities for Orblike, plus solving the ground layer separation problem for proper visual layering of ground effects. Implemented piercing_arrow, arrow_barrage, rotating_turret (with charge system), tornado_shot, and explosive_arrow. Also added arrow sounds, wall_arrow visual system, and the ground_floor layer separation via shader alpha cutout.

Ground Layer Separation (Floor vs Wall):

Piercing Arrow:

Sound Pipeline:

Arrow Barrage:

Rotating Turret:

Tornado Shot:

Explosive Arrow:

Trigger System Improvements:

Trigger While Channelling Fix:

Todo Additions:


Let's continue on Orblike. Go through the start of the Orblike Map Gen and Wall Visuals log and get the SNKRX + Path of Exile arrow abilities from there and list them all here.

Glob (/Map Gen)

No files found

Glob (/mapgenwall)

anchor.blot.im\logs\orblike-map-gen-wall-visuals.md

Read (E:\a327ex\anchor.blot.im\logs\orblike-map-gen-wall-visuals.md)

1    # Orblike Map Gen and Wall Visuals
2   
3   ## Summary
4   
5   Major session building the procedural map generation system and wall visual pipeline for Orblike. Added Box2D chain shape support to the engine, built two map generators, created a rich symbol system for wall decoration, implemented distance-field-based gradients, and started a post-process shader pipeline for per-pixel symbol colorization.
6   
7   **Box2D Chain Shape Support (Engine):**
8   - Added `physics_add_chain()` to anchor.c — creates Box2D chain shapes for terrain boundaries
9   - Chain shapes are edge-based (no fill), designed for static bodies, no vertex limit, eliminate ghost collisions
10  - Each chain segment gets `ShapeUserData` for collision event processing (iterated after creation)
11  - Added `l_physics_add_chain` Lua binding, registered as `physics_add_chain`
12  - Added `'chain'` shape type to framework `collider.lua` with `collider:add_chain()` method
13  - Winding convention: CCW in screen coords (y-down) gives inward-facing chain normals, keeping player inside
14  - Floor polygon generated CW, reversed to CCW before chain creation
15  
16  **Map Generation System:**
17  - Two generators: `generate_linear_map()` (straight edges) and `generate_organic_linear_map()` (undulating sine waves)
18  - Organic map uses layered sine waves (`map_gen_wave()`) for center path, corridor width, and fine detail
19  - Shared helpers: `map_gen_finalize()`, `map_gen_corner()`, `map_gen_jagged_h()`, `map_gen_jagged_v()`
20  - Section conventions documented: first section closed left, middle open both sides, last closed right
21  - Corner arcs use increasing angles for CW winding in screen coords (pi→3pi/2 for top-left, etc.)
22  - Comprehensive header comment block documents polygon conventions, section rules, and color system
23  
24  **Wall Visual System — Symbols:**
25  - 30+ symbol types implemented as draw functions: x, triangle, circle, diamond, dash, dot2, dot3, tilde, caret, hash, dslash, bars, quaddot, asterisk, dtilde, zigzag, hito, yama (山), ki (木), tsuchi (土), chikara (力), siggar (~>), zapgar (!>), zapzap (!!), sigket (~^), siglus (~+), bartis (|=), barcol (|:), hepdot (-.), n_arc, barket (|<), rect
26  - Extensive iterative tuning of symbol sizes, spacing, proportions with user feedback
27  - Symbols positioned via Poisson disc sampling (Bridson's algorithm) with edge-distance filtering
28  - 5 distribution types: poisson, grid, hex, jittered_grid, brick
29  - Points stored with stride 4: x, y, rotation, distance_to_edge
30  - Random rotation per symbol (0 to pi/2)
... [170 more lines]

Read (E:\a327ex\anchor.blot.im\logs\orblike-map-gen-wall-visuals.md)

200      27→### earthquake
201     28→Tags: area, spell, earth
202     29→
203     30→### ball_lightning
204 ... [258 more lines]</code></pre>
205 
206 </details>
207 
208 <details>
209 <summary><code>Read (E:\a327ex\Orblike\orbs\ability_reference.md)</code></summary>
210 
211 <pre><code>File content (32820 tokens) exceeds maximum allowed tokens (10000). Use offset and limit parameters to read specific portions of the file, or search for specific content instead of reading the whole file.</code></pre>
212 
213 </details>
214 
215 <details>
216 <summary><code>Grep (arrow)</code></summary>
217 
218 <pre><code>9-  fireball_hit = 0.45,
219 10-  enemy_spawn = 0.59,
220 11-  player_hit = 0.39,
221 12:  caustic_arrow_fire = 0.5,
222 13:  caustic_arrow_zone = 0.7,
223 14-  dot_tick = 0.49,
224 15-  shockwave = 0.5,
225 16-  fissure_cast_1 = 0.5,
226 --
227 101---   fireball_hit (RPG3_FireMagicBall_LightImpact01): -16.1 dB -&gt; 0.20
228 102---   enemy_spawn (Buff 13): -25.4 dB -&gt; 0.59
229 103---   player_hit (Body Fall 2): -21.9 dB -&gt; 0.39
... [270 more lines]

Read (E:\a327ex\anchor.blot.im\logs\orblike-map-gen-wall-visuals.md)

490  602-    ['saboteur'] = function(lvl) return '[fg]calls [yellow]2[fg] saboteurs to seek targets and deal [yellow]' .. get_character_stat('saboteur', lvl, 'dmg') .. ' AoE[fg] damage' end,
491 603-    ['bomber'] = function(lvl) return '[fg]plants a bomb, when it explodes it deals [yellow]' .. 2*get_character_stat('bomber', lvl, 'dmg') .. ' AoE[fg] damage' end,
492 604-    ['stormweaver'] = function(lvl) return '[fg]infuses projectiles with chain lightning that deals [yellow]20%[fg] damage to [yellow]2[fg] enemies' end,
493 605-    ['sage'] = function(lvl) return '[fg]shoots a slow projectile that draws enemies in' end,
494 606-    ['squire'] = function(lvl) return '[yellow]+20%[fg] damage and defense to all allies' end, 
495 607:    ['cannoneer'] = function(lvl) return '[fg]shoots a projectile that deals [yellow]' .. 2*get_character_stat('cannoneer', lvl, 'dmg') .. ' AoE[fg] damage' end,
496 608:    ['dual_gunner'] = function(lvl) return '[fg]shoots two parallel projectiles, each dealing [yellow]' .. get_character_stat('dual_gunner', lvl, 'dmg') .. '[fg] damage' end,
497 609:    ['hunter'] = function(lvl) return '[fg]shoots an arrow that deals [yellow]' .. get_character_stat('hunter', lvl, 'dmg') .. '[fg] damage and has a [yellow]20%[fg] chance to summon a pet' end,
498 610:    ['sentry'] = function(lvl) return '[fg]spawns a rotating turret that shoots [yellow]4[fg] projectiles, each dealing [yellow]' .. get_character_stat('sentry', lvl, 'dmg') .. '[fg] damage' end,
499 611-    ['chronomancer'] = function(lvl) return '[yellow]+20%[fg] attack speed to all allies' end,
500 612-    ['spellblade'] = function(lvl) return '[fg]throws knives that deal [yellow]' .. get_character_stat('spellblade', lvl, 'dmg') .. '[fg] damage, pierce and spiral outwards' end,
501 613-    ['psykeeper'] = function(lvl) return '[fg]creates [yellow]3[fg] healing orbs every time the psykeeper takes [yellow]25%[fg] of its max HP in damage' end,
502 614-    ['engineer'] = function(lvl) return '[fg]drops turrets that shoot bursts of projectiles, each dealing [yellow]' .. get_character_stat('engineer', lvl, 'dmg') .. '[fg] damage' end,
503 615-    ['plague_doctor'] = function(lvl) return '[fg]creates an area that deals [yellow]' .. get_character_stat('plague_doctor', lvl, 'dmg') .. '[fg] damage per second' end,
504 616-    ['barbarian'] = function(lvl) return '[fg]deals [yellow]' .. get_character_stat('barbarian', lvl, 'dmg') .. '[fg] AoE damage and stuns enemies hit for [yellow]4[fg] seconds' end,
505 617-    ['juggernaut'] = function(lvl) return '[fg]deals [yellow]' .. get_character_stat('juggernaut', lvl, 'dmg') .. '[fg] AoE damage and pushes enemies away with a strong force' end,
506 618-    ['lich'] = function(lvl) return '[fg]launches a slow projectile that jumps [yellow]7[fg] times, dealing [yellow]' ..  2*get_character_stat('lich', lvl, 'dmg') .. '[fg] damage per hit' end,
507 619-    ['cryomancer'] = function(lvl) return '[fg]nearby enemies take [yellow]' .. get_character_stat('cryomancer', lvl, 'dmg') .. '[fg] damage per second' end,
508 620-    ['pyromancer'] = function(lvl) return '[fg]nearby enemies take [yellow]' .. get_character_stat('pyromancer', lvl, 'dmg') .. '[fg] damage per second' end,
509 ... [72 more lines]</code></pre>
510 
511 </details>
512 
513 <details>
514 <summary><code>Grep (blunt_arrow|explosive_arrow|divine_machine_arrow|echo_barrage|homing_barrage|divine_barrage)</code></summary>
515 
516 <pre><code>144-      run_passive_pool = {
517 145-        'centipede', 'ouroboros_technique_r', 'ouroboros_technique_l', 'amplify', 'resonance', 'ballista', 'call_of_the_void', 'crucio', 'speed_3', 'damage_4', 'shoot_5', 'death_6', 'lasting_7',
518 146-        'defensive_stance', 'offensive_stance', 'kinetic_bomb', 'porcupine_technique', 'last_stand', 'seeping', 'deceleration', 'annihilation', 'malediction', 'hextouch', 'whispers_of_doom',
519 147:        'tremor', 'heavy_impact', 'fracture', 'meat_shield', 'hive', 'baneling_burst', 'blunt_arrow', 'explosive_arrow', 'divine_machine_arrow', 'chronomancy', 'awakening', 'divine_punishment',
... [370 more lines]

Read (E:\a327ex\anchor.blot.im\logs\orblike-map-gen-wall-visuals.md)

870  
871 </details>
872 
873 <details>
874 <summary><code>Grep (class player|player_object|function.*player|p1 =|player_init|local p1)</code></summary>
875 
876 <pre><code>2499-            end
877 2500-            -- Find enemies near the path
878 2501-            for _, e in ipairs(cached_enemies) do
879 2502-              if not e.dead and not rg_hit_global[e] then
880 2503-                for i = 1, #rg_path - 1 do
881 2504:                  local p1 = rg_path[i]
882 2505-                  local p2 = rg_path[i + 1]
883 2506-                  local seg_dx, seg_dy = p2.x - p1.x, p2.y - p1.y
884 2507-                  local seg_len = math.length(seg_dx, seg_dy)
885 2508-                  if seg_len &gt; 0.01 then
886 2509-                    local seg_cos, seg_sin = seg_dx/seg_len, seg_dy/seg_len
887 --
888 2675-                local enemies = {}
889 2676-                if sp.path then
890 2677-                  for _, e in ipairs(cached_enemies) do
891 2678-                    if not e.dead then
892 2679-                      for i = 1, #sp.path - 1 do
893 2680:                        local p1 = sp.path[i]
894 2681-                        local p2 = sp.path[i + 1]
895 2682-                        local seg_dx, seg_dy = p2.x - p1.x, p2.y - p1.y
896 2683-                        local seg_len = math.length(seg_dx, seg_dy)
897 2684-                        if seg_len &gt; 0.01 then
898 2685-                          local seg_cos, seg_sin = seg_dx/seg_len, seg_dy/seg_len
899 --
... [170 more lines]

Read (E:\a327ex\anchor.blot.im\logs\orblike-map-gen-wall-visuals.md)

1060 Now let me check how the game initializes its arena — is there a camera setup and what's the current play area.
1061    
1062    <details>
1063    <summary><code>Grep (camera|an\.camera)</code></summary>
1064    
1065    <pre><code>622-  an:add(a)
1066    623-  add_shockwave(x, y, true, base_radius/25)
1067    624:  an.camera.shake:shake(4, 0.15)
1068    625-  local snd = an.random:choice({'explosion_flesh_1', 'explosion_flesh_3', 'explosion_flesh_4'})
1069    626-  sfx(snd, volumes[snd])
1070    --
1071    1145-    elseif is_null then
1072    1146-      fire_x, fire_y = self.x, self.y
1073    1147:      r = math.angle_to_point(self.x, self.y, an.camera.mouse.x, an.camera.mouse.y)
1074    1148-    else
1075    1149-      fire_x, fire_y = p1.x, p1.y
1076    --
1077    1231-        for w = 1, mods.area_echo - 1 do
1078    1232-          local wave_delay = w*(wave_duration + 0.25)
1079    1233:          self.timer:after(wave_delay, function() an.camera.shake:shake(6, 0.4) end)
1080    1234-          for i, pos in ipairs(all_positions) do
1081    1235-            local d = wave_delay + ((i - 1) % count)*area_delay
1082    --
1083    1238-        end
1084    1239-      end
1085    1240:      an.camera.shake:shake(8, 0.4)
1086    1241-      if not override_pos then
1087    1242-        p1.spring:pull('shoot', 0.25)
1088    --
1089    1303-        self.timer:after(def.aftershock_delay, function()
... [270 more lines]

Here are all the arrow abilities from the log:


SNKRX Arrow/Ranger Abilities

Characters (Ranger class)

Unit Description Level 3 Bonus
Archer Shoots a piercing arrow Ricochets off walls 3 times
Hunter Shoots arrow, 20% chance to summon a pet Summons 3 pets, pets ricochet once
Cannoneer (Ranger/Nuker) Projectile dealing 2x AoE on impact Showers hit area with 7 additional cannon shots
Dual Gunner (Ranger/Rogue) Two parallel projectiles Every 5th attack → rapid succession for 2s
Sentry (Ranger/Builder) Spawns rotating turret, shoots 4 projectiles +50% turret attack speed, projectiles ricochet twice
Corruptor (Ranger/Swarmer) Shoots arrow, spawns 3 critters on kill Also spawns 2 critters on hit (not just kill)
Barrager (Ranger/Forcer) Barrage of 3 arrows that push enemies Every 3rd attack → 15 projectiles with stronger push

Ranger Passives

Passive Effect
Blunt Arrow 10/20/30% chance to knockback
Explosive Arrow 10/20/30% chance to deal 10/20/30% AoE on hit
Divine Machine Arrow 10/20/30% chance to become homing + pierce 1/2/3 times
Echo Barrage 10/20/30% chance to create 1/2/3 secondary AoEs on AoE hit
Homing Barrage 8/16/24% chance to release homing barrage on kill
Divine Barrage 20/40/60% chance to release ricocheting barrage on healing orb pickup

Path of Exile Arrow/Bow Skills

Physical / Generic

Elemental

Chaos / DoT

Utility / Summon

Ballista (Totem)

Let's implement:

  • Piercing Arrow, single arrow that pierces infinitely
  • Arrow Barrage, multiple arrows shot with a small delay between each
  • Rotating Turret, a turret that shoots 4 arrows periodically from its 4 sides (exactly the same as SNKRX)
  • Tornado Shot, same as Path of Exile, the secondary projectiles are smaller in size but behave the same as normal projectiles otherwise
  • Explosive Arrow, same as Path of Exile
  • X, an arrow that doesn't deal damage itself but pushes enemies away, shaped like a T, or maybe even with a U-like shape at the top so enemies can remain inside the basket as they're pushed

Let's go one by one, making sure that each ability applies to all modifiers correclty using the markdown file.

Let me read the key files to understand the current codebase patterns before we start.

Read (E:\a327ex\Orblike\main.lua)

1    require('anchor')({width = 480, height = 270, scale = 3})
2   
3   gw, gh = an.width, an.height
4   
5   volumes = {
6     enemy_die = 0.8,
7     enemy_hit = 0.8,
8     fireball_fire = 0.45,
9     fireball_hit = 0.45,
10    enemy_spawn = 0.59,
11    player_hit = 0.39,
12    caustic_arrow_fire = 0.5,
13    caustic_arrow_zone = 0.7,
14    dot_tick = 0.49,
15    shockwave = 0.5,
16    fissure_cast_1 = 0.5,
17    fissure_cast_2 = 0.55,
18    frost_nova_cast = 0.8,
19    windfield_cast = 0.6,
20    arc_cast = 0.55,
21    arc_hit = 0.4,
22    beam_cast = 0.42,
23    beam_drone = 0.37,
24    formation_activate = 0.5,
25    formation_activate2 = 0.9,
26    formation_deactivate = 0.55,
27    formation_activate3 = 0.5,
28    formation_activate4 = 0.53,
29    formation_deactivate2 = 0.66,
30    wind_whoosh_1 = 0.14,
... [30 more lines]

Read (E:\a327ex\Orblike\tags.md)

1    # Ability & Modifier Tags
2   
3   For every ability and modifier, if a modifier affects an ability in any way, at least one of the modifier's tags must match one of the ability's tags. This allows mechanical cross-checking against interactions.md.
4   
5   ---
6   
7   ## Abilities
8   
9   ### fireball
10  Tags: projectile, area, spell, fire
11  
12  ### null_arrow
13  Tags: projectile, area, spell, duration, null
14  
15  ### fissure
16  Tags: area, directed, spell, melee, earth
17  
18  ### windfield
19  Tags: area, directed, spell, wind
20  
21  ### arc
22  Tags: area, chain, spell, lightning
23  
24  ### frost_nova
25  Tags: area, spell, ice
26  
27  ### earthquake
28  Tags: area, spell, earth
29  
30  ### ball_lightning
... [258 more lines]

Read (E:\a327ex\Orblike\interactions.md)

File content (25188 tokens) exceeds maximum allowed tokens (10000). Use offset and limit parameters to read specific portions of the file, or search for specific content instead of reading the whole file.

Let me read the existing ability patterns — null_arrow specifically since it's the most relevant arrow ability — and the interactions file.

Grep (null_arrow)

71:## null_arrow (projectile, area, spell, duration, null)
126:- **ability_copy** — All other orbs fire null_arrow too.
782:Picks a random ability from pool (fireball, null_arrow, fissure, frost_nova, windfield, arc, earthquake) and fires it. All modifiers are passed through to the chosen ability — see that ability's section. Note: each ability_echo re-invocation makes a NEW random choice.

Grep (^### null_arrow)

No matches found

Read (E:\a327ex\Orblike\interactions.md)

70   
71  ## null_arrow (projectile, area, spell, duration, null)
72  
73  Projectile that deals contact damage and spawns a persistent DoT zone on hit.
74  
75  - **projectile_spread** — N projectiles in a fan.
76  - **projectile_parallel** — Duplicates each shot with lateral offset.
77  - **projectile_back** — Adds one projectile aimed backwards.
78  - **projectile_sides** — Adds two projectiles at 90-degree angles.
79  - **projectile_nova** — 8 evenly spaced projectiles.
80  - **area_spread** — No effect.
81  - **area_parallel** — No effect.
82  - **area_back** — No effect.
83  - **area_sides** — No effect.
84  - **area_nova** — No effect.
85  - **spread** — Equivalent to projectile_spread — N projectiles in a fan.
86  - **parallel** — Equivalent to projectile_parallel — duplicates each shot with lateral offset.
87  - **back** — Equivalent to projectile_back — adds one projectile aimed backwards.
88  - **sides** — Equivalent to projectile_sides — adds two projectiles at 90-degree angles.
89  - **nova** — Equivalent to projectile_nova — 8 evenly spaced projectiles.
90  - **pierce** — Projectile passes through N enemies.
91  - **chain** — After hitting, redirects to nearest unhit enemy. Chain count = modifier value.
92  - **homing** — After delay, projectile steers toward closest enemy.
93  - **homing_force+/-/--** — Adjusts homing convergence.
94  - **homing_force>+/>-** — Progressive homing strength change.
95  - **homing_delay+/++** — Delays homing activation.
96  - **projectile_speed (+/++/+++/-/--/---)** — Multiplies projectile speed.
97  - **near_return / mid_return / far_return** — Projectile travels to range then returns.
98  - **returning_arc** — Projectile curves in arc then returns.
99  - **chain+N** — Same modifier as chain — sets the projectile chain count.
... [30 more lines]

Read (E:\a327ex\Orblike\interactions.md)

129  - **cast_on_expire** — On projectile death, spawns area of named ability at death position.
130 - **multistrike** — No effect.
131 - **melee_splash** — No effect.
132 
133 ---
134 
135 ## fissure (area, directed, spell, melee, earth)
136 
137 Melee wave: spawns sequential instant areas in a line from the caster toward mouse.
138 

Now let me read the null_arrow ability definition in main.lua and the projectile class.

Grep (abilities = {|^abilities[)

652:abilities = {

Grep (null_arrow)

662:  null_arrow = {
782:    pool = {'fireball', 'null_arrow', 'fissure', 'frost_nova', 'windfield', 'arc', 'earthquake'},
922:  'fireball', 'null_arrow', 'fissure', 'windfield', 'arc', 'frost_nova',
7680:  elseif self.ability == 'null_arrow' then
7686:    an:add(area(self.x, self.y, {ability = 'null_arrow', color = self.color, mods = self.mods, cascade_r = self.r, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0}))

Read (E:\a327ex\Orblike\main.lua)

652  abilities = {
653   fireball = {
654     activation = 'manual',
655     tags = {'area', 'fire', 'projectile'},
656     cooldown = 0.5,
657     color = blue,
658     fire_sound = 'fireball_fire',
659     area_sound = 'fireball_hit',
660     area_radius = 25,
661   },
662   null_arrow = {
663     activation = 'manual',
664     tags = {'area', 'duration', 'null', 'projectile'},
665     cooldown = 0.5,
666     color = purple,
667     fire_sound = 'caustic_arrow_fire',
668     area_sound = 'fireball_hit',
669     area_radius = 33,
670     area_duration = 4,
671     area_tick_rate = 0.5,
672   },
673   fissure = {
674     activation = 'manual',
675     tags = {'area', 'earth', 'melee'},
676     cooldown = 0.8,
677     carrier = 'melee',
678     color = yellow,
679     cast_sounds = {'fissure_cast_1'},
680     hit_sound = 'fireball_hit',
681     area_radius = 14,
... [100 more lines]

Read (E:\a327ex\Orblike\main.lua)

782      pool = {'fireball', 'null_arrow', 'fissure', 'frost_nova', 'windfield', 'arc', 'earthquake'},
783   },
784   beam = {
785     activation = 'hold',
786     tags = {'channeling', 'beam'},
787     carrier = 'beam',
788     color = orange,
789     beam_length = 150,
790     beam_width = 2,
791     tick_rate = 0.15,
792     turn_rate = 2,
793     speed_mult = 0.4,
794     trigger_rate = 4,
795   },
796   deploy = {
797     activation = 'hold',
798     tags = {'area', 'channeling', 'formation', 'orb'},
799     formation = 'deploy',
800     speed_mult = 0.2,
801     turn_rate = 1,
802     color = fg_color,
803     deploy_radius = 64,
804   },
805   cyclone = {
806     activation = 'hold',
807     tags = {'channeling', 'melee', 'force'},
808     carrier = 'cyclone',
809     color = fg_color,
810     area_radius = 32,
811     area_duration = 9999,
... [130 more lines]

Now let me read the projectile class and how it fires, plus the fireball section in interactions.md for comparison.

Grep (^projectile = |^function projectile:|projectile = object)

7176:projectile = object:extend()
7177:function projectile:new(x, y, args)
7361:function projectile:update(dt)
7646:function projectile:die()
7672:function projectile:on_hit(e, hx, hy)

Read (E:\a327ex\Orblike\interactions.md)

0    # Ability–Modifier Interactions
1   
2   How every modifier actually affects every ability in the current codebase.
3   
4   ---
5   
6   ## fireball (projectile, area, spell, fire)
7   
8   Projectile that spawns an instant area on hit.
9   
10  - **projectile_spread** — N projectiles in a fan.
11  - **projectile_parallel** — Duplicates each shot with lateral offset.
12  - **projectile_back** — Adds one projectile aimed backwards.
13  - **projectile_sides** — Adds two projectiles at 90-degree angles.
14  - **projectile_nova** — 8 evenly spaced projectiles. Overrides projectile_spread/projectile_back/projectile_sides.
15  - **area_spread** — No effect.
16  - **area_parallel** — No effect.
17  - **area_back** — No effect.
18  - **area_sides** — No effect.
19  - **area_nova** — No effect.
20  - **spread** — Equivalent to projectile_spread — N projectiles in a fan.
21  - **parallel** — Equivalent to projectile_parallel — duplicates each shot with lateral offset.
22  - **back** — Equivalent to projectile_back — adds one projectile aimed backwards.
23  - **sides** — Equivalent to projectile_sides — adds two projectiles at 90-degree angles.
24  - **nova** — Equivalent to projectile_nova — 8 evenly spaced projectiles.
25  - **pierce** — Projectile passes through N enemies without dying.
26  - **chain** — After hitting, redirects to nearest unhit enemy. Chain count = modifier value.
27  - **homing** — After delay, projectile steers toward closest enemy.
28  - **homing_force+/-/--** — Adjusts homing convergence strength.
29  - **homing_force>+/>-** — After 0.5s, homing strength increases or decreases over time.
... [40 more lines]

Read (E:\a327ex\Orblike\main.lua)

7176 projectile = object:extend()
7177    function projectile:new(x, y, args)
7178      object.new(self)
7179      self:tag('projectile')
7180      self.x, self.y = x, y
7181      self.r = args.r or 0
7182      self.ability = args.ability
7183      self.color = args.color
7184      self.mods = args.mods or {}
7185      self.source_orb = args.source_orb
7186      self.al = ability_layer
7187      local def = abilities[self.ability]
7188      self.w = (def and def.projectile_height) or 10
7189      self.h = (def and def.projectile_width) or 4
7190      self.base_w = self.w
7191      self.base_h = self.h
7192      self.base_speed = (def and def.projectile_speed) or 190
7193      self.speed = self.base_speed
7194      if self.mods['projectile_speed+'] then self.speed = self.speed*1.2 end
7195      if self.mods['projectile_speed++'] then self.speed = self.speed*1.5 end
7196      if self.mods['projectile_speed+++'] then self.speed = self.speed*2.0 end
7197      if self.mods['projectile_speed-'] then self.speed = self.speed*0.9 end
7198      if self.mods['projectile_speed--'] then self.speed = self.speed*0.75 end
7199      if self.mods['projectile_speed---'] then self.speed = self.speed*0.5 end
7200      self.arc_shape = def and def.projectile_shape == 'arc'
7201      if self.arc_shape then
7202        self.arc_spin = 0
7203        local base_spin_speed = math.pi*6/(def.max_range and def.max_range/self.base_speed or 1)
7204        self.arc_spin_speed = math.max(base_spin_speed, math.pi*6/(def.max_range and def.max_range/self.speed or 1))
7205      end
... [170 more lines]

Read (E:\a327ex\Orblike\main.lua)

7376         local d = math.distance(self.x, self.y, e.x, e.y)
7377            if d < closest_d then closest, closest_d = e, d end
7378          end
7379        end
7380        if closest then
7381          local target_r = math.angle_to_point(self.x, self.y, closest.x, closest.y)
7382          local t = closest_d > 200 and 1/(1 + (closest_d - 200)*(closest_d - 200)/200) or 1
7383          self.r = math.lerp_angle_dt(self.homing_convergence*t, self.homing_duration, dt, self.r, target_r)
7384        end
7385      end
7386    
7387      -- Linear returning (time-based)
7388      if self.returning_range and not self.mods.returning_arc then
7389        self.returning_elapsed = self.returning_elapsed + dt
7390        local out_dur = self.returning_out_duration
7391        if not self.returning_phase then
7392          local t = self.returning_elapsed/out_dur
7393          if t >= 1 then
7394            self.returning_phase = true
7395            self.returning_back_elapsed = 0
7396            self.speed_mult = 0.05
7397            self.visual_spin = 0
7398            -- cast_on_apex: fire linked ability at turning point
7399            if self.mods.cast_on_apex then
7400              local apex_name = self.mods.cast_on_apex
7401              local apex_def = abilities[apex_name]
7402              if apex_def then
7403                local carrier = apex_def.carrier
7404                if carrier == 'self_area' or carrier == 'aimed_area' or carrier == 'melee' then
7405                  an:add(area(self.x, self.y, {ability = apex_name, color = apex_def.color, mods = self.mods, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0}))
... [170 more lines]

Now let me read the die() and on_hit() methods, plus how activate fires projectiles.

Read (E:\a327ex\Orblike\main.lua)

7576     -- Closed crescent outline (dashed, head+tail always visible)
7577        -- Find last visible segment (where half_w > 0.5)
7578        local last_visible = 0
7579        for i = 0, segments - 1 do
7580          local frac = i/segments
7581          local hw = math.lerp(frac*frac, max_w, 0)*0.5
7582          if hw > 0.5 then last_visible = i end
7583        end
7584        local head_count = 2  -- always-drawn segments at head
7585        local tail_count = 2  -- always-drawn segments at tail
7586        local function is_dash(i)
7587          if i <= head_count - 1 then return true end
7588          if i >= last_visible - tail_count + 1 then return true end
7589          local frac = i/segments
7590          local seg_dist = frac*swoosh_len*arc_r
7591          return math.floor(seg_dist/dash_stride) % 2 == 0
7592        end
7593        -- Outer edge (head to tail)
7594        for i = 0, segments - 1 do
7595          local frac1 = i/segments
7596          local frac2 = (i + 1)/segments
7597          local a1 = spin - frac1*swoosh_len
7598          local a2 = spin - frac2*swoosh_len
7599          local half_w1 = math.lerp(frac1*frac1, max_w, 0)*0.5
7600          local half_w2 = math.lerp(frac2*frac2, max_w, 0)*0.5
7601          if (half_w1 > 0.5 or half_w2 > 0.5) and is_dash(i) then
7602            self.al:line((arc_r + half_w1)*math.cos(a1), (arc_r + half_w1)*math.sin(a1),
7603                     (arc_r + half_w2)*math.cos(a2), (arc_r + half_w2)*math.sin(a2), 2, c)
7604          end
7605        end
... [170 more lines]

Now let me read the activate function to see how projectiles are spawned.

Grep (function orb:activate|function.*:activate)

1100:function orb:activate(override_ability, override_pos)

Read (E:\a327ex\Orblike\main.lua)

1100 function orb:activate(override_ability, override_pos)
1101      local ability_name = override_ability or self:primary_ability()
1102      if not ability_name then return end
1103      local def = abilities[ability_name]
1104      if not def then return end
1105      local orb_ed = self.edition or ability_edition_override or 0
1106    
1107      local is_null = ability_has_tag(ability_name, 'null')
1108      if not is_null then
1109        local mods = p1:get_mods()
1110        for _, slot in ipairs(self.slots) do
1111          if slot.type == 'modifier' then mods[slot.name] = slot.value end
1112        end
1113        if mods.null_conversion then is_null = true; def = setmetatable({color = purple}, {__index = def}) end
1114      end
1115      local delay = is_null and 0 or self.activation_delay
1116    
1117      if not override_pos then
1118        if is_null then
1119          self.flashing = true
1120          self.timer:after(0.1, 'flash', function() self.flashing = false end)
1121          self.spring:pull('main', 0.5)
1122        else
1123          an:add(slightly_jagged_line(self, p1, {anim_duration = delay, src_color = def.color, dst_color = def.color, edition = orb_ed}))
1124          self.flashing = true
1125          self.timer:after(0.1, 'flash', function() self.flashing = false end)
1126          local orb_to_player = math.angle_to_point(self.x, self.y, p1.x, p1.y)
1127          local pc = ability_particle_color(orb_ed, def.color)
1128          for i = 1, 3 do
1129            local hp = hit_particle(self.x, self.y, {
... [170 more lines]

Now let me read the projectile firing section — where it builds the angles and spawns projectiles.

Grep (build_projectile_angles|fire_projectile|else.-- Projectile|carrier.nil|default.*projectile)

No matches found

Grep (projectile(fire_x|an:add(projectile)

No matches found

Grep (projectile()

1736:        last_proj = projectile(shot.x, shot.y, {ability = ability_name, color = def.color, r = shot.r, mods = mods, source_orb = self})

Read (E:\a327ex\Orblike\main.lua)

1680         local chosen = an.random:choice(pool)
1681            self:activate(chosen, override_pos)
1682          end
1683        else
1684          -- Build shot angles (projectile_ specific or general fallback)
1685          local angles = {}
1686          local p_nova = mods.projectile_nova or mods.nova
1687          local p_spread = mods.projectile_spread or mods.spread
1688          local p_back = mods.projectile_back or mods.back
1689          local p_sides = mods.projectile_sides or mods.sides
1690          if p_nova then
1691            for i = 0, 7 do
1692              table.insert(angles, r + i*math.pi/4)
1693            end
1694          else
1695            if p_spread and p_spread >= 2 then
1696              local n = p_spread
1697              local spread = math.pi/6 + (n - 2)*math.pi/12
1698              for i = 1, n do
1699                local t = (i - 1)/(n - 1)
1700                table.insert(angles, r + spread*(t - 0.5))
1701              end
1702            else
1703              table.insert(angles, r)
1704            end
1705            if p_back then table.insert(angles, r + math.pi) end
1706            if p_sides then
1707              table.insert(angles, r + math.pi/2)
1708              table.insert(angles, r - math.pi/2)
1709            end
... [90 more lines]

Good, I now have a thorough understanding of the patterns. Let me start with Piercing Arrow — the simplest one. Let me draft the design for your review.


Piercing Arrow

Concept: A single arrow that pierces infinitely through enemies. No area/zone on hit — just pure projectile damage to everything in its path. Dies when it hits a wall or reaches max range.

Ability definition: lua piercing_arrow = { activation = 'manual', tags = {'projectile', 'physical'}, cooldown = 0.6, color = fg_color, fire_sound = 'caustic_arrow_fire', inherent_pierce = true, max_range = 300, },

on_hit behavior: Just damage + hit effects + knockback. No area spawn. Very similar to wind_slash's on_hit but without the arc particles.

elseif self.ability == 'piercing_arrow' then
  e:take_damage(self.damage, 0.55)
  apply_knockback_mod(self.mods, e, self.x, self.y)
  an:add(hit_effect(hx, hy))
  for i = 1, an.random:int(1, 2) do
    an:add(hit_particle(hx, hy, {velocity = an.random:float(50, 150)}):change_color(0.5, proj_pc:clone()))
  end

Tags: projectile, physical — This means the following modifiers apply:

Modifier Effect
projectile_spread/parallel/back/sides/nova Standard multi-shot patterns
spread/parallel/back/sides/nova Equivalent to projectile_ versions
pierce Already inherent — stacks (adds more pierce on top of infinite, effectively no-op, but harmless)
chain After max range, chains to nearest enemy instead of dying (but since it pierces everything along the way, chain would activate on final hit at range limit)
homing Steers toward enemies
homing_force/delay Adjusts homing
projectile_speed variants Multiplies speed
near/mid/far_return Travels to range then returns
returning_arc Curves then returns
chain+N, chain_range, infinite_chain Chain behavior
knockback Already applied via apply_knockback_mod
ability_echo Re-triggers fire
null_conversion Fires from orb position
trigger_while_channelling Can fire as secondary
ability_copy All orbs fire it
cast_on_expire Spawns area at death position
cast_on_apex Fires at return turning point

No effect: All area/duration/beam/melee/strike/formation/orb modifiers.

Does this design look right? A couple questions:

  1. Sound — I'm reusing caustic_arrow_fire for the fire sound. Want a different one, or is this fine for now?
  2. Visual — Standard rectangle projectile (like fireball/null_arrow), just the default rounded_rectangle draw. Or do you want it visually distinct (longer/thinner, different shape)?
  3. Max range 300 — This is longer than most projectiles since it's the "piercing" identity. The screen is 480 wide, so 300 covers a good chunk. Sound right?

cast_on_expire should not "spawn area at death position", it should do whatever other ability is linked there

You're right — cast_on_expire fires whatever ability is linked to it at the death position, not just "spawn area." So for piercing_arrow the description should be:

cast_on_expire — On projectile death, fires the linked ability at death position.

The rest of the design — does it look right to you? The three questions (sound, visual, max range)?

Yea, it's fine for now, I'll have to change the sound later but I'll do it after you implement. max range only applies when it comes to return modifier, right? Otherwise the projectile should just keep going

Right — no max_range on the definition, so it just keeps flying until it hits a wall. The return modifiers (near_return, mid_return, far_return, returning_arc) set their own returning_range independently in the projectile constructor, so those still work without max_range on the ability.

Here's the code. First the ability definition:

piercing_arrow = {
  activation = 'manual',
  tags = {'projectile', 'physical'},
  cooldown = 0.6,
  color = fg_color,
  fire_sound = 'caustic_arrow_fire',
  inherent_pierce = true,
},

And the on_hit:

elseif self.ability == 'piercing_arrow' then
  e:take_damage(self.damage, 0.55)
  apply_knockback_mod(self.mods, e, self.x, self.y)
  an:add(hit_effect(hx, hy))
  for i = 1, an.random:int(1, 2) do
    an:add(hit_particle(hx, hy, {velocity = an.random:float(50, 150)}):change_color(0.5, proj_pc:clone()))
  end

Plus adding it to ability_names. Does this look right before I write it?

Sure. You don't need to ask permission like this for next abilities.

Write (C:\Users\adn.claude\projects\E--a327ex\memory\feedback_no_permission_abilities.md)

File created successfully at: C:\Users\adn\.claude\projects\E--a327ex\memory\feedback_no_permission_abilities.md

Read (C:\Users\adn.claude\projects\E--a327ex\memory\MEMORY.md)

1    # Memory
2   
3   ## Code Style - Emoji Ball Battles (Lua)
4   
5   ### Operator spacing convention
6   - `*` and `/`: no spaces (e.g., `a*b`, `x/y`)
7   - `+` and `-`: spaces (e.g., `a + b`, `x - y`)
8   
9   Example:
10  ```lua
11  result = a*b + c/d - e
12  velocity = speed*math.cos(angle) + offset
13  ```
14  
15  ## Conversion History
16  
17  - **Emoji Ball Battles**: Converted from YueScript to Lua (2026-02-24). Archived `.yue` files in `emoji-ball-battles/reference/yue/`. Framework files copied from `Anchor/framework/anchor/`.
18  - **Orblike**: Converted from YueScript to Lua (2026-02-25). Archived `.yue` files in `orblike/reference/yue/`. Framework files copied from `Anchor/framework/anchor/`.
19  
20  ## Naming Conventions
21  
22  - Always capitalize "Orblike" (capital O) — it's a proper name, not a directory path reference.
23  
24  ## Critical Warnings
25  - [Collider divergence](feedback_collider_divergence.md) — Orblike's collider.lua has steering functions not in framework; never overwrite
26  
27  ## Active TODOs
28  - [Shockwave sounds](project_shockwave_sounds.md) — needs proper sounds before session ends
29  - [Map visual system](project_map_visual_system.md) — shader pipeline working, needs chromatic effects and visual verification
30  
... [3 more lines]

Edit (C:\Users\adn.claude\projects\E--a327ex\memory\MEMORY.md)

The file C:\Users\adn\.claude\projects\E--a327ex\memory\MEMORY.md has been updated successfully.

Now let me implement piercing_arrow.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now add the on_hit handler:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Piercing arrow is in. Now Arrow Barrage — multiple arrows shot with a small delay between each.

This needs a new carrier type since it's not a single projectile fire — it's a burst of arrows with staggered timing. Let me look at how this could work.

Read (E:\a327ex\Orblike\interactions.md)

0    # Ability–Modifier Interactions
1   
2   How every modifier actually affects every ability in the current codebase.
3   
4   ---
5   

Read (E:\a327ex\Orblike\main.lua)

1630         for i = 0, 7 do table.insert(br_angles, aim_r + i*math.pi/4) end
1631          else
1632            if s_spread and s_spread >= 2 then
1633              local n = s_spread
1634              local fan = math.pi/6 + (n - 2)*math.pi/12
1635              for i = 1, n do
1636                local t = (i - 1)/(n - 1)
1637                table.insert(br_angles, aim_r + fan*(t - 0.5))
1638              end
1639            else
1640              table.insert(br_angles, aim_r)
1641            end
1642            if s_back then table.insert(br_angles, aim_r + math.pi) end
1643            if s_sides then
1644              table.insert(br_angles, aim_r + math.pi/2)
1645              table.insert(br_angles, aim_r - math.pi/2)
1646            end
1647          end
1648    
1649          local s_parallel = mods.parallel or mods.area_parallel
1650          local par_n = s_parallel and s_parallel >= 2 and s_parallel or 1
1651    
1652          for _, br_r in ipairs(br_angles) do
1653            for p_i = 1, par_n do
1654              local offset = 0
1655              if par_n >= 2 then
1656                offset = 30*(p_i - 1 - (par_n - 1)/2)
1657              end
1658              local perp_cos, perp_sin = math.cos(br_r + math.pi/2), math.sin(br_r + math.pi/2)
1659              local tx = fire_x + dist*math.cos(br_r) + offset*perp_cos
... [30 more lines]

Arrow barrage doesn't need a new carrier — it can use the default projectile path, but fire multiple times with self.timer:after delays. The simplest approach: the ability just fires the standard projectile code N times with small delays, each with a slight angle jitter. Each individual arrow behaves like a normal projectile (benefits from all projectile modifiers).

The on_hit is identical to piercing_arrow (damage + knockback + hit effects), but without inherent pierce.

Read (E:\a327ex\Orblike\main.lua)

1683       an.camera.shake:push(r, 3)
1684          p1.spring:pull('shoot', 0.25)
1685    
1686        elseif def.carrier == 'random' then
1687          local pool = def.pool or {}
1688          if #pool > 0 then
1689            local chosen = an.random:choice(pool)
1690            self:activate(chosen, override_pos)
1691          end
1692        else
1693          -- Build shot angles (projectile_ specific or general fallback)
1694          local angles = {}
1695          local p_nova = mods.projectile_nova or mods.nova
1696          local p_spread = mods.projectile_spread or mods.spread
1697          local p_back = mods.projectile_back or mods.back
1698          local p_sides = mods.projectile_sides or mods.sides
1699          if p_nova then
1700            for i = 0, 7 do
1701              table.insert(angles, r + i*math.pi/4)
1702            end
1703          else
1704            if p_spread and p_spread >= 2 then
1705              local n = p_spread
1706              local spread = math.pi/6 + (n - 2)*math.pi/12
1707              for i = 1, n do
1708                local t = (i - 1)/(n - 1)
1709                table.insert(angles, r + spread*(t - 0.5))
1710              end
1711            else
1712              table.insert(angles, r)
... [90 more lines]

The best approach for arrow_barrage: it uses the default projectile path (no special carrier), but the ability definition has a barrage_count and barrage_delay. The fire logic fires the standard projectile code N times with delays, each with slight angle jitter. I'll add a barrage check in the default projectile firing block.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

[Request interrupted by user]

You don't need to ask permission but let me test each ability in between implementations. Give me an orb with piercing arrow.

Grep (add_orbs|add_ability)

1077:function orb:add_ability(ability_name)
4531:function add_orbs(n)
6348:      o:add_ability(name)
6869:function player:add_ability(ability_name, bind)
10519:add_orbs(4)
10521:p1:add_ability('lance', {key = '1'})
10522:p1:add_ability('wall', {key = '2'})
10523:p1:add_ability('snake', {key = '3'})
10524:p1:add_ability('deploy', {key = '4'})
10526:orbs[1]:add_ability('beam')
10530:orbs[2]:add_ability('psylance')
10533:orbs[3]:add_ability('railgun')
10536:orbs[4]:add_ability('beam')

Read (E:\a327ex\Orblike\main.lua)

10519    add_orbs(4)
10520   -- Formations on player (hold, dedicated keys)
10521   p1:add_ability('lance', {key = '1'})
10522   p1:add_ability('wall', {key = '2'})
10523   p1:add_ability('snake', {key = '3'})
10524   p1:add_ability('deploy', {key = '4'})
10525   -- Performance stress test: homing paths + psylance magnetic_area
10526   orbs[1]:add_ability('beam')
10527   orbs[1]:add_modifier('homing', true)
10528   orbs[1]:add_modifier('spread', 5)
10529   orbs[1]:add_modifier('ability_echo', 3)
10530   orbs[2]:add_ability('psylance')
10531   orbs[2]:add_modifier('nova', true)
10532   orbs[2]:add_modifier('magnetic_area', true)
10533   orbs[3]:add_ability('railgun')
10534   orbs[3]:add_modifier('homing', true)
10535   orbs[3]:add_modifier('spread', 5)
10536   orbs[4]:add_ability('beam')
10537   orbs[4]:add_modifier('returning_arc', true)
10538   orbs[4]:add_modifier('spread', 3)
10539   orbs[4]:add_modifier('ability_echo', 2)
10540   orbs[1].edition = 2   -- ruby
10541   orbs[2].edition = 7   -- emerald
10542   orbs[3].edition = 9   -- sapphire
10543   orbs[4].edition = 12  -- polychrome

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Orb 1 now has piercing_arrow with no modifiers. Go ahead and test.

ARROW_Hit_Body/Wood as hit sounds for walls, and BOW_RELEASE_Arrow (both, but randomly chosen) for releasing the piercing arrow attack. Make sure to read the steps on how to convert sounds

Read (E:\a327ex\Orblike\main.lua)

80   -- Sounds
81  --
82  -- Adding new sounds:
83  --   1. Convert WAV to OGG: ffmpeg -i "File Name.wav" -c:a libvorbis -q:a 10 "File Name.ogg"
84  --   2. Create bitcrushed variant: ffmpeg -i "File Name.ogg" -af "acrusher=bits=10:samples=3:mix=1:mode=lin" -c:a libvorbis -q:a 10 "File Name_lightmed.ogg"
85  --   3. Measure mean volume: ffmpeg -i "File Name.ogg" -af volumedetect -f null /dev/null 2>&1 | grep mean_volume
86  --   4. Calculate normalized volume: volume = 0.5 * 10^((-24 - mean_dB) / 20), capped at 1.0
87  --      Baseline: -24 dB file plays at 0.5 volume. Quieter files get higher volume, louder files get lower.
88  --   5. Add an:sound() for both normal and _lightmed versions
89  --   6. Add entry to sound_files table below so variants are loaded automatically
90  --   7. Use sfx('name', volumes.name) to play — sound_mode suffix is appended automatically
91  --
92  -- The game defaults to sound_mode = '_lightmed' (10-bit bitcrush + 3x sample rate reduction).
93  -- Each sound needs at minimum: "File Name.ogg" (normal) and "File Name_lightmed.ogg" (crushed).
94  --
95  -- Normalized volumes (baseline -24 dB, 0.5 base volume):
96  --   enemy_die_1 (Bloody punches 3): -29.5 dB -> 0.94
97  --   enemy_die_2 (Bloody punches 7): -25.6 dB -> 0.60
98  --   enemy_die_3 (Bloody punches 10): -28.6 dB -> 0.85
99  --   enemy_hit (Body Head (Headshot) 1): -28.6 dB -> 0.85
100 --   fireball_fire (RPG3_FireMagicBall_Projectile03): -21.4 dB -> 0.37
101 --   fireball_hit (RPG3_FireMagicBall_LightImpact01): -16.1 dB -> 0.20
102 --   enemy_spawn (Buff 13): -25.4 dB -> 0.59
103 --   player_hit (Body Fall 2): -21.9 dB -> 0.39
104 --   caustic_arrow_fire (RPG3_PlasmaMagicEpic3_P5_BeamProjectilesSingle01): -20.9 dB -> 0.35
105 --   caustic_arrow_zone (RPG3_MagicArrow_Impact01): -23.1 dB -> 0.45
106 --   dot_tick (Click sound 37 + Body Fall 18): -20.3 dB -> 0.33
107 --   explosion_flesh_1 (Explosion Flesh 1): -24.4 dB -> 0.52
108 --   explosion_flesh_3 (Explosion Flesh 3): -22.9 dB -> 0.44
109 --   explosion_flesh_4 (Explosion Flesh 4): -21.6 dB -> 0.38

Now let me find the source WAV files.

Bash (find /e/a327ex/Orblike/assets -iname "ARROW_Hit" -o -iname "BOW_RELEASE" 2>/...)

/e/a327ex/Orblike/assets/ARROW_Hit_Body_stereo.wav
/e/a327ex/Orblike/assets/ARROW_Hit_Wood_Shield_stereo.wav
/e/a327ex/Orblike/assets/BOW_Release_Arrow_Large_mono.wav
/e/a327ex/Orblike/assets/BOW_Release_Arrow_mono.wav

Good. Now step 1: convert WAV to OGG, step 2: create bitcrushed variants.

Bash (cd /e/a327ex/Orblike/assets && ffmpeg -i "ARROW_Hit_Body_stereo.wav" -c:a libvor...)

      coding_history  : 
[out#0/ogg @ 00000254a2ea88c0] video:0KiB audio:25KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 17.698255%
size=      30KiB time=00:00:00.46 bitrate= 526.4kbits/s speed=12.6x elapsed=0:00:00.03    
      coding_history  : 
[out#0/ogg @ 000001a0dce46cc0] video:0KiB audio:23KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 19.262677%
size=      28KiB time=00:00:00.43 bitrate= 515.9kbits/s speed=23.4x elapsed=0:00:00.01    
      coding_history  : 
[out#0/ogg @ 000001683f416a00] video:0KiB audio:8KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 54.234107%
size=      13KiB time=00:00:00.25 bitrate= 413.6kbits/s speed=17.7x elapsed=0:00:00.01    
      coding_history  : 
[out#0/ogg @ 0000024d5ea07380] video:0KiB audio:7KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 64.403465%
size=      11KiB time=00:00:00.20 bitrate= 462.7kbits/s speed=16.4x elapsed=0:00:00.01

Bash (ffmpeg -i "ARROW_Hit_Body_stereo.ogg" -af "acrusher=bits=10:samples=3:mix=1:mode...)

[out#0/ogg @ 000001f4000d7680] video:0KiB audio:25KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 17.405842%
size=      30KiB time=00:00:00.48 bitrate= 502.7kbits/s speed=  21x elapsed=0:00:00.02    
[out#0/ogg @ 000002c19c177640] video:0KiB audio:23KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 19.119199%
size=      28KiB time=00:00:00.43 bitrate= 516.5kbits/s speed=22.5x elapsed=0:00:00.01    
[out#0/ogg @ 00000260816f7640] video:0KiB audio:9KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 52.858783%
size=      13KiB time=00:00:00.25 bitrate= 418.8kbits/s speed=19.4x elapsed=0:00:00.01    
[out#0/ogg @ 0000027b49a37680] video:0KiB audio:7KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 63.618731%
size=      12KiB time=00:00:00.20 bitrate= 464.3kbits/s speed=15.2x elapsed=0:00:00.01

Step 3: measure mean volumes.

Bash (for f in "ARROW_Hit_Body_stereo.ogg" "ARROW_Hit_Wood_Shield_stereo.ogg" "BOW_Rel...)

=== ARROW_Hit_Body_stereo.ogg ===
[Parsed_volumedetect_0 @ 0000016e7ec56980] mean_volume: -23.5 dB
=== ARROW_Hit_Wood_Shield_stereo.ogg ===
[Parsed_volumedetect_0 @ 0000021310726980] mean_volume: -27.6 dB
=== BOW_Release_Arrow_Large_mono.ogg ===
[Parsed_volumedetect_0 @ 0000025486356980] mean_volume: -19.9 dB
=== BOW_Release_Arrow_mono.ogg ===
[Parsed_volumedetect_0 @ 000001bb86146980] mean_volume: -19.9 dB

Step 4: calculate normalized volumes. Formula: 0.5 * 10^((-24 - mean_dB) / 20), capped at 1.0.

Now let me add the sounds to main.lua. First, find where an:sound calls are and the sound_files table.

Grep (an:sound('caustic_arrow)

125:an:sound('caustic_arrow_fire', 'assets/RPG3_PlasmaMagicEpic3_P5_BeamProjectilesSingle01.ogg')
126:an:sound('caustic_arrow_zone', 'assets/RPG3_MagicArrow_Impact01.ogg')

Grep (sound_files)

89:--   6. Add entry to sound_files table below so variants are loaded automatically
465:local sound_files = {
536:for _, s in ipairs(sound_files) do

Read (E:\a327ex\Orblike\main.lua)

120  an:sound('enemy_hit', 'assets/Body Head (Headshot) 1.ogg')
121 an:sound('fireball_fire', 'assets/RPG3_FireMagicBall_Projectile03.ogg')
122 an:sound('fireball_hit', 'assets/RPG3_FireMagicBall_LightImpact01.ogg')
123 an:sound('enemy_spawn', 'assets/Buff 13.ogg')
124 an:sound('player_hit', 'assets/Body Fall 2.ogg')
125 an:sound('caustic_arrow_fire', 'assets/RPG3_PlasmaMagicEpic3_P5_BeamProjectilesSingle01.ogg')
126 an:sound('caustic_arrow_zone', 'assets/RPG3_MagicArrow_Impact01.ogg')
127 an:sound('dot_tick', 'assets/Click sound 37 + Body Fall 18.ogg')
128 an:sound('fissure_cast_1', 'assets/Spell_Earth_02.ogg')
129 an:sound('fissure_cast_2', 'assets/Spell_Earth_04.ogg')
130 an:sound('frost_nova_cast', 'assets/RPG3_IceMagic_Cast02.ogg')
131 an:sound('windfield_cast', 'assets/RPG3_WindMagic_Cast04.ogg')
132 an:sound('arc_cast', 'assets/RPG3_ElectricMagic_LightningZap03.ogg')
133 an:sound('arc_hit_1', 'assets/RPG3_ElectricMagic_SparkImpact01.ogg')
134 an:sound('arc_hit_3', 'assets/RPG3_ElectricMagic_SparkImpact03.ogg')
135 an:sound('beam_cast', 'assets/RPG3_ElectricMagic_Cast02.ogg')
136 an:sound('beam_drone', 'assets/RPG3_PlasmaMagicEpic3_P5_BeamLayer_Loop.ogg')
137 an:sound('formation_activate', 'assets/RPG3_DarkMagic_Cast02v2.ogg')
138 an:sound('formation_activate2', 'assets/S6_Buff_3.ogg')
139 an:sound('formation_deactivate', 'assets/S6_Impact_1_v1.ogg')

Read (E:\a327ex\Orblike\main.lua)

140  an:sound('formation_activate3', 'assets/S6_Impact_1_v2.ogg')
141 an:sound('wind_whoosh_1', 'assets/Wind_Whoosh_01.ogg')
142 an:sound('hurricane_loop', 'assets/Neutral_Hurricane_Loop.ogg')
143 an:sound('hurricane_loop_lightmed', 'assets/Neutral_Hurricane_Loop_lightmed.ogg')
144 an:sound('hurricane_start', 'assets/RPG3_WindMagicEpic_Hurricane01v3_Short.ogg')
145 an:sound('hurricane_start_lightmed', 'assets/RPG3_WindMagicEpic_Hurricane01v3_Short_lightmed.ogg')
146 an:sound('windmagic_impact', 'assets/RPG3_WindMagic_Impact02.ogg')
147 an:sound('windmagic_impact_lightmed', 'assets/RPG3_WindMagic_Impact02_lightmed.ogg')
148 an:sound('windmagic_epic_impact', 'assets/RPG3_WindMagicEpic_Impact02.ogg')
149 an:sound('windmagic_epic_impact_lightmed', 'assets/RPG3_WindMagicEpic_Impact02_lightmed.ogg')
150 an:sound('wind_whoosh_2', 'assets/Wind_Whoosh_1.ogg')
151 an:sound('wind_whoosh_3', 'assets/Wind_Whoosh_2.ogg')
152 an:sound('wind_proj_1', 'assets/RPG3_WindMagic_Projectiles01.ogg')
153 an:sound('wind_proj_2', 'assets/RPG3_WindMagic_Projectiles02.ogg')
154 an:sound('wind_proj_3', 'assets/RPG3_WindMagic_Projectiles03.ogg')
155 an:sound('sword_slash_1', 'assets/Sword_Slash_1_v1.ogg')
156 an:sound('sword_slash_2', 'assets/Sword_Slash_1_v2.ogg')
157 an:sound('sword_slash_3', 'assets/Sword_Slash_1_v3.ogg')
158 an:sound('sword_slash_4', 'assets/Sword_Slash_1_v4.ogg')
159 an:sound('slash_hit', 'assets/PM_GENERIC_Slash02.ogg')
160 an:sound('slash_final', 'assets/PM_GENERIC_Slash04_P2.ogg')
161 an:sound('charging_loop', 'assets/RPG3_LightMagic_ChargingLoop.ogg')
162 an:sound('subtle_whoosh', 'assets/RPG3_Generic_SubtleWhoosh02.ogg')
163 an:sound('magic_punch_1', 'assets/Magic_Punch_01.ogg')
164 an:sound('magic_punch_3', 'assets/Magic_Punch_03.ogg')
165 an:sound('sword_swing_1', 'assets/light_sword_swing_2.ogg')
166 an:sound('sword_swing_2', 'assets/light_sword_swing_3.ogg')
167 an:sound('sword_swing_3', 'assets/light_sword_swing_14.ogg')
168 an:sound('sword_swing_4', 'assets/light_sword_swing_9.ogg')
169 an:sound('formation_activate4', 'assets/Buff 12.ogg')
... [10 more lines]

Read (E:\a327ex\Orblike\main.lua)

179  an:sound('wind_slash_hit', 'assets/RPG3_WindMagic_LightImpact01.ogg')
180 an:sound('rf_hit_1', 'assets/RPG3_FireMagic_LightImpact01.ogg')
181 an:sound('rf_hit_2', 'assets/RPG3_FireMagic_LightImpact02.ogg')
182 an:sound('rf_hit_3', 'assets/RPG3_FireMagic_LightImpact03_Crit.ogg')
183 an:sound('rf_loop', 'assets/RPG3_FireMagic_Drone01_FireTornado_Loop.ogg')
184 an:sound('rf_start', 'assets/RPG3_FireMagicFlameThrower_P1_Start.ogg')
185 an:sound('rf_end', 'assets/RPG3_FireMagicFlameThrower_P3_End02.ogg')
186 
187 sound_mode = '_lightmed'
188 
189 -- Recording volume overrides (sounds that need different volume in recordings vs game)
190 recording_volume_mult = {
191   slash_hit = 0.2,
192 }
193 
194 -- Video recording state (declared early so sfx() can access)
195 local recording = false
196 local recording_name = nil
197 local recording_frame = 0
198 local recording_start_step = 0

Now let me find the sound_files table to add entries there too.

Read (E:\a327ex\Orblike\main.lua)

465  local sound_files = {
466   {'enemy_die_1', 'assets/Bloody punches 3'},
467   {'enemy_die_2', 'assets/Bloody punches 7'},
468   {'enemy_die_3', 'assets/Bloody punches 10'},
469   {'explosion_flesh_1', 'assets/Explosion Flesh 1'},
470   {'explosion_flesh_3', 'assets/Explosion Flesh 3'},
471   {'explosion_flesh_4', 'assets/Explosion Flesh 4'},
472   {'enemy_hit', 'assets/Body Head (Headshot) 1'},
473   {'fireball_fire', 'assets/RPG3_FireMagicBall_Projectile03'},
474   {'fireball_hit', 'assets/RPG3_FireMagicBall_LightImpact01'},
475   {'enemy_spawn', 'assets/Buff 13'},
476   {'player_hit', 'assets/Body Fall 2'},
477   {'caustic_arrow_fire', 'assets/RPG3_PlasmaMagicEpic3_P5_BeamProjectilesSingle01'},
478   {'caustic_arrow_zone', 'assets/RPG3_MagicArrow_Impact01'},
479   {'dot_tick', 'assets/Click sound 37 + Body Fall 18'},
480   {'shockwave', 'assets/RPG3_FireMagic_CuteBomb'},
481   {'fissure_cast_1', 'assets/Spell_Earth_02'},
482   {'fissure_cast_2', 'assets/Spell_Earth_04'},
483   {'frost_nova_cast', 'assets/RPG3_IceMagic_Cast02'},
484   {'windfield_cast', 'assets/RPG3_WindMagic_Cast04'},
485   {'arc_cast', 'assets/RPG3_ElectricMagic_LightningZap03'},
486   {'arc_hit_1', 'assets/RPG3_ElectricMagic_SparkImpact01'},
487   {'arc_hit_3', 'assets/RPG3_ElectricMagic_SparkImpact03'},
488   {'beam_cast', 'assets/RPG3_ElectricMagic_Cast02'},
489   {'beam_drone', 'assets/RPG3_PlasmaMagicEpic3_P5_BeamLayer_Loop'},
490   {'formation_activate', 'assets/RPG3_DarkMagic_Cast02v2'},
491   {'formation_activate2', 'assets/S6_Buff_3'},
492   {'formation_deactivate', 'assets/S6_Impact_1_v1'},
493   {'formation_activate3', 'assets/S6_Impact_1_v2'},
494   {'formation_activate4', 'assets/Buff 12'},
... [50 more lines]

Now I'll add all four sounds. Step 5: an:sound() calls, step 6: sound_files entries, plus volumes and update the ability definition.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Add volumes:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now add the volume comments:

Read (E:\a327ex\Orblike\main.lua)

108  --   caustic_arrow_fire (RPG3_PlasmaMagicEpic3_P5_BeamProjectilesSingle01): -20.9 dB -> 0.35
109 --   caustic_arrow_zone (RPG3_MagicArrow_Impact01): -23.1 dB -> 0.45
110 --   dot_tick (Click sound 37 + Body Fall 18): -20.3 dB -> 0.33
111 --   explosion_flesh_1 (Explosion Flesh 1): -24.4 dB -> 0.52
112 --   explosion_flesh_3 (Explosion Flesh 3): -22.9 dB -> 0.44
113 --   explosion_flesh_4 (Explosion Flesh 4): -21.6 dB -> 0.38
114 --
115 an:sound('explosion_flesh_1', 'assets/Explosion Flesh 1.ogg')

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now update the ability definition to use the bow release sounds, and add wall hit sounds. Update fire_sound to use random choice, and add arrow wall hit sounds.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now I need to update the fire logic to handle fire_sounds (plural, random choice) and the wall collision to play wall_hit_sounds. Let me check how fire_sound is currently used.

Read (E:\a327ex\Orblike\main.lua)

1757           local total_offset = spacing*(n - 1)
1758              for i = 1, n do
1759                local t = (i - 1)/(n - 1)
1760                local offset = total_offset*(t - 0.5)
1761                local px = angle + math.pi/2
1762                table.insert(shots, {x = sx + offset*math.cos(px), y = sy + offset*math.sin(px), r = angle})
1763              end
1764            else
1765              table.insert(shots, {x = sx, y = sy, r = angle})
1766            end

Read (E:\a327ex\Orblike\main.lua)

1775 
1776          if def.fire_sound then
1777            sfx(def.fire_sound, volumes[def.fire_sound])
1778          end
1779    
1780          an.camera.shake:push(r, 3)
1781          if is_null then
1782            self.spring:pull('main', 0.5)
1783          else
1784            p1.spring:pull('shoot', 0.25)
1785            p1.flashing = true
1786            p1.timer:after(0.15, 'flash', function() p1.flashing = false end)
1787          end
1788          for _, shot in ipairs(shots) do
1789            an:add(hit_circle(shot.x, shot.y, {radius = 7, duration = 0.2}))

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now add wall hit sounds to the projectile wall collision code. Let me find it again (line numbers shifted).

Grep (Wall collision via raycast)

7548:  -- Wall collision via raycast (sensors don't physically collide)

Read (E:\a327ex\Orblike\main.lua)

7548   -- Wall collision via raycast (sensors don't physically collide)
7549      do
7550        local vx, vy = self.collider:get_velocity()
7551        local speed = math.length(vx, vy)
7552        if speed > 1 then
7553          local look_ahead = math.max(speed*dt*2, 4)
7554          local nx, ny = vx/speed, vy/speed
7555          local hit = an:raycast(self.x, self.y, self.x + nx*look_ahead, self.y + ny*look_ahead, {'wall'})
7556          if hit then
7557            local impact_force = speed/200
7558            -- Edge wave impulse
7559            wall_edge_wave_impulse(hit.point_x, hit.point_y, 6*math.min(impact_force, 2), 60)
7560            -- Hit effects
7561            an:add(hit_circle(hit.point_x, hit.point_y, {radius = 6, duration = 0.15}))
7562            for i = 1, 2 do
7563              an:add(hit_particle(hit.point_x, hit.point_y, {velocity = an.random:float(50, 100), duration = an.random:float(0.1, 0.3)}):change_color(0.5, ability_particle_color((self.source_orb and self.source_orb.edition) or ability_edition_override or 0, self.color):clone()))
7564            end
7565            self:die()
7566            return
7567          end
7568        end
7569      end
7570    
7571      -- Draw
7572      local proj_ed = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Done. Sounds added:

Go ahead and test.

Let's try arrow hit wood on firing instead

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Done. arrow_hit_wood on fire, arrow_hit_body on wall hit. Test it.

20% higher volume on fire

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Done.

Look at SNKRX codebase and copy the sound from there for arrow wall hit, and also copy the code or at least the idea, there, proejctiles visually get stuck on walls for a while before disappearing

Grep (arrow_hit_wall|Arrow.Impact|arrow.wall)

E:\a327ex\Orblike\reference\SNKRX\devlog.md:506:    * Archer [ranger]: shoots an arrow that pierces - Lv.3: Bounce Shot - the arrow ricochets on walls 3 times
E:\a327ex\Orblike\reference\SNKRX\devlog.md:644:| Archer | Bounce Shot | the arrow ricochets off walls 3 times |
E:\a327ex\Orblike\reference\SNKRX\devlog.md:826:| Archer | Bounce Shot | the arrow ricochets off walls 3 times |
E:\a327ex\Orblike\reference\SNKRX\main.lua:72:  arrow_hit_wall1 = Sound('Arrow Impact wood 3.ogg', s)
E:\a327ex\Orblike\reference\SNKRX\main.lua:73:  arrow_hit_wall2 = Sound('Arrow Impact wood 1.ogg', s)
E:\a327ex\Orblike\reference\SNKRX\main.lua:777:    ['archer'] = function() return '[fg]the arrow ricochets off walls [yellow]3[fg] times' end,
E:\a327ex\Orblike\reference\SNKRX\main.lua:837:    ['archer'] = function() return '[light_bg]the arrow ricochets off walls 3 times' end,
E:\a327ex\Orblike\reference\SNKRX\player.lua:2241:      _G[random:table{'arrow_hit_wall1', 'arrow_hit_wall2'}]:play{pitch = random:float(0.9, 1.1), volume = 0.2}

Now let me find the WallArrow (stuck-on-wall visual) code:

Grep (WallArrow)

E:\a327ex\Orblike\reference\SNKRX\player.lua:2235:        WallArrow{group = main.current.main, x = x, y = y, r = self.r, color = self.color}
E:\a327ex\Orblike\reference\SNKRX\objects.lua:146:WallArrow = Object:extend()
E:\a327ex\Orblike\reference\SNKRX\objects.lua:147:WallArrow:implement(GameObject)
E:\a327ex\Orblike\reference\SNKRX\objects.lua:148:function WallArrow:init(args)
E:\a327ex\Orblike\reference\SNKRX\objects.lua:159:function WallArrow:update(dt)
E:\a327ex\Orblike\reference\SNKRX\objects.lua:164:function WallArrow:draw()

Read (E:\a327ex\Orblike\reference\SNKRX\objects.lua)

146  WallArrow = Object:extend()
147 WallArrow:implement(GameObject)
148 function WallArrow:init(args)
149   self:init_game_object(args)
150   self.shape = Rectangle(self.x, self.y, 10, 4)
151   self.hfx:add('hit', 1)
152   self.hfx:use('hit', 0.25)
153   self.t:after({0.8, 2}, function()
154     self.t:every_immediate(0.05, function() self.hidden = not self.hidden end, 7, function() self.dead = true end)
155   end)
156 end
157 
158 
159 function WallArrow:update(dt)
160   self:update_game_object(dt)
161 end
162 
163 
164 function WallArrow:draw()
165   if self.hidden then return end
166   graphics.push(self.x, self.y, self.r, self.hfx.hit.x, self.hfx.hit.x)
167   graphics.rectangle(self.x, self.y, self.shape.w, self.shape.h, 2, 2, self.hfx.hit.f and fg[0] or self.color)
168   graphics.pop()
169 end
170 

Now let me see the context where it's spawned (the projectile death on wall):

Read (E:\a327ex\Orblike\reference\SNKRX\player.lua)

2225   local r = 0
2226      if nx == 0 and ny == -1 then r = -math.pi/2
2227      elseif nx == 0 and ny == 1 then r = math.pi/2
2228      elseif nx == -1 and ny == 0 then r = math.pi
2229      else r = 0 end
2230    
2231      if other:is(Wall) then
2232        if self.character == 'archer' or self.character == 'hunter' or self.character == 'barrage' or self.character == 'barrager' or self.character == 'sentry' then
2233          if self.ricochet <= 0 then
2234            self:die(x, y, r, 0)
2235            WallArrow{group = main.current.main, x = x, y = y, r = self.r, color = self.color}
2236          else
2237            local r = Unit.bounce(self, nx, ny)
2238            self.r = r
2239            self.ricochet = self.ricochet - 1
2240          end
2241          _G[random:table{'arrow_hit_wall1', 'arrow_hit_wall2'}]:play{pitch = random:float(0.9, 1.1), volume = 0.2}
2242        elseif self.character == 'scout' or self.character == 'outlaw' or self.character == 'blade' or self.character == 'spellblade' or self.character == 'jester' or self.character == 'beastmaster' or self.character == 'witch' or
2243               self.character == 'thief' then
2244          self:die(x, y, r, 0)
2245          knife_hit_wall1:play{pitch = random:float(0.9, 1.1), volume = 0.2}
2246          local r = Unit.bounce(self, nx, ny)
2247          self.parent.t:after(0.01, function()
2248            WallKnife{group = main.current.main, x = x, y = y, r = r, v = self.v*0.1, color = self.color}
2249          end)

Good. Now let me find the SNKRX sound files. They use "Arrow Impact wood 3.ogg" and "Arrow Impact wood 1.ogg".

Bash (find /e/a327ex -name "Arrow Impact*" 2>/dev/null)

/e/a327ex/Orblike/reference/SNKRX/assets/sounds/Arrow Impact wood 1.ogg
/e/a327ex/Orblike/reference/SNKRX/assets/sounds/Arrow Impact wood 3.ogg
/e/a327ex/SNKRX/assets/sounds/Arrow Impact wood 1.ogg
/e/a327ex/SNKRX/assets/sounds/Arrow Impact wood 3.ogg

Bash (cp "/e/a327ex/Orblike/reference/SNKRX/assets/sounds/Arrow Impact wood 1.ogg" "/e...)

(Bash completed with no output)

Create bitcrushed variants and measure volumes:

Bash (ffmpeg -i "Arrow Impact wood 1.ogg" -af "acrusher=bits=10:samples=3:mix=1:mode=l...)

[out#0/ogg @ 000002a2198a6980] video:0KiB audio:10KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 40.209587%
size=      14KiB time=00:00:00.22 bitrate= 504.1kbits/s speed=  13x elapsed=0:00:00.01    
[out#0/ogg @ 0000012675c26980] video:0KiB audio:13KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 31.981531%
size=      17KiB time=00:00:00.28 bitrate= 487.7kbits/s speed=16.3x elapsed=0:00:00.01

Bash (for f in "Arrow Impact wood 1.ogg" "Arrow Impact wood 3.ogg"; do echo "=== $f ==...)

=== Arrow Impact wood 1.ogg ===
[Parsed_volumedetect_0 @ 0000014dd0d46980] mean_volume: -22.4 dB
=== Arrow Impact wood 3.ogg ===
[Parsed_volumedetect_0 @ 000001b193646980] mean_volume: -23.9 dB

[Request interrupted by user]

Use the .wav files I just added to the directory for those 3 sounds instead of the .ogg ones from the SNKRX folder

Bash (find /e/a327ex/Orblike/assets -name "Arrow" -o -name "BOW" | sort)

/e/a327ex/Orblike/assets/Arrow Impact wood 1.ogg
/e/a327ex/Orblike/assets/Arrow Impact wood 1.wav
/e/a327ex/Orblike/assets/Arrow Impact wood 1_lightmed.ogg
/e/a327ex/Orblike/assets/Arrow Impact wood 3.ogg
/e/a327ex/Orblike/assets/Arrow Impact wood 3.wav
/e/a327ex/Orblike/assets/Arrow Impact wood 3_lightmed.ogg
/e/a327ex/Orblike/assets/BOW_Release_Arrow_Large_mono.ogg
/e/a327ex/Orblike/assets/BOW_Release_Arrow_Large_mono.wav
/e/a327ex/Orblike/assets/BOW_Release_Arrow_Large_mono_lightmed.ogg
/e/a327ex/Orblike/assets/BOW_Release_Arrow_mono.ogg
/e/a327ex/Orblike/assets/BOW_Release_Arrow_mono.wav
/e/a327ex/Orblike/assets/BOW_Release_Arrow_mono_lightmed.ogg

Good, the .wav files are there. Let me redo the conversion from the .wav sources (delete the old ogg copies from SNKRX and reconvert from wav).

Bash (rm -f "Arrow Impact wood 1.ogg" "Arrow Impact wood 1_lightmed.ogg" "Arrow Impact...)

[out#0/ogg @ 000002a28af61180] video:0KiB audio:11KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 37.875289%
size=      15KiB time=00:00:00.22 bitrate= 541.4kbits/s speed=15.6x elapsed=0:00:00.01    
[out#0/ogg @ 0000026de0dd6a40] video:0KiB audio:14KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 30.593117%
size=      18KiB time=00:00:00.28 bitrate= 519.0kbits/s speed=17.5x elapsed=0:00:00.01    
[out#0/ogg @ 000001bdeefd6980] video:0KiB audio:10KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 41.314053%
size=      14KiB time=00:00:00.22 bitrate= 507.9kbits/s speed=15.2x elapsed=0:00:00.01    
[out#0/ogg @ 0000021720e86980] video:0KiB audio:13KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 33.221790%
size=      17KiB time=00:00:00.28 bitrate= 486.8kbits/s speed=20.1x elapsed=0:00:00.01

Bash (for f in "Arrow Impact wood 1.ogg" "Arrow Impact wood 3.ogg"; do echo "=== $f ==...)

=== Arrow Impact wood 1.ogg ===
[Parsed_volumedetect_0 @ 0000017576ca6980] mean_volume: -22.4 dB
=== Arrow Impact wood 3.ogg ===
[Parsed_volumedetect_0 @ 000002d538366980] mean_volume: -23.8 dB

Volumes: Arrow Impact wood 1: -22.4 dB → 0.5 * 10^((-24-(-22.4))/20) = 0.5 * 0.832 = 0.42. Arrow Impact wood 3: -23.8 dB → 0.5 * 10^(0.2/20) = 0.5 * 0.977 = 0.49.

Now update the code — replace the old arrow_hit_body/arrow_hit_wood wall sounds with these:

Edit (E:\a327ex\Orblike\main.lua)

<tool_use_error>String to replace not found in file.
String:   arrow_hit_body = 0.47,
  arrow_hit_wood = 0.76,</tool_use_error>

Grep (arrow_hit)

61:  arrow_hit_body = 0.47,
62:  arrow_hit_wood = 0.91,
114:--   arrow_hit_body (ARROW_Hit_Body_stereo): -23.5 dB -> 0.47
115:--   arrow_hit_wood (ARROW_Hit_Wood_Shield_stereo): -27.6 dB -> 0.76
194:an:sound('arrow_hit_body', 'assets/ARROW_Hit_Body_stereo.ogg')
195:an:sound('arrow_hit_wood', 'assets/ARROW_Hit_Wood_Shield_stereo.ogg')
547:  {'arrow_hit_body', 'assets/ARROW_Hit_Body_stereo'},
548:  {'arrow_hit_wood', 'assets/ARROW_Hit_Wood_Shield_stereo'},
925:    fire_sounds = {'arrow_hit_wood'},
926:    wall_hit_sounds = {'arrow_hit_body'},

I see — arrow_hit_wood was already updated to 0.91 earlier. Let me replace all references: keep arrow_hit_wood for fire sound (that stays), replace arrow_hit_body wall hit with the new SNKRX sounds.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now let me add the stuck-on-wall visual. In SNKRX it's a WallArrow — a small rectangle at the impact point/angle that flashes white, stays for 0.8–2s, then blinks 7 times and disappears. I'll add a wall_arrow object and spawn it from the projectile wall collision.

Grep (^hit_circle = object|^hit_particle = object|^hit_effect)

8550:hit_circle = object:extend()
8577:hit_particle = object:extend()
8655:hit_effect = object:extend()

Read (E:\a327ex\Orblike\main.lua)

8550 hit_circle = object:extend()
8551    function hit_circle:new(x, y, args)
8552      object.new(self)
8553      self.x, self.y = x, y
8554      args = args or {}
8555      self.radius = args.radius or 8
8556      self.draw_color = args.color and args.color:clone() or fg_color:clone()
8557      self.duration = args.duration or 0.2
8558      self:add(timer())
8559      self.timer:tween(self.duration, self, {radius = 0}, math.cubic_in_out, function() self:kill() end)
8560    end
8561    
8562    function hit_circle:change_color(fraction, target_color)
8563      self.timer:after(fraction*self.duration, function() self.draw_color = target_color:clone() end)
8564      return self
8565    end
8566    
8567    function hit_circle:update(dt)
8568      local x = self.follow and (self.follow.x + (self.follow_ox or 0)) or self.x
8569      local y = self.follow and (self.follow.y + (self.follow_oy or 0)) or self.y
8570      effects:circle(x, y, self.radius, self.draw_color())
8571    end
8572    
8573    
8574    -- Effect: hit_particle (dark variant style)
8575    -- Rectangle that flies outward, shrinks to nothing. Starts white, optionally changes color.
8576    -- Velocity-proportional width, sine_in_out easing.
8577    hit_particle = object:extend()
8578    function hit_particle:new(x, y, args)
8579      object.new(self)

Good. I'll add wall_arrow right before the hit_circle class:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now spawn it from the projectile wall collision when the ability has wall_hit_sounds (i.e. arrow-type projectiles):

Grep (Wall hit sound)

7569:        -- Wall hit sound

Read (E:\a327ex\Orblike\main.lua)

7565         an:add(hit_circle(hit.point_x, hit.point_y, {radius = 6, duration = 0.15}))
7566            for i = 1, 2 do
7567              an:add(hit_particle(hit.point_x, hit.point_y, {velocity = an.random:float(50, 100), duration = an.random:float(0.1, 0.3)}):change_color(0.5, ability_particle_color((self.source_orb and self.source_orb.edition) or ability_edition_override or 0, self.color):clone()))
7568            end
7569            -- Wall hit sound
7570            local wall_def = abilities[self.ability]
7571            if wall_def and wall_def.wall_hit_sounds then
7572              local snd = an.random:choice(wall_def.wall_hit_sounds)
7573              sfx(snd, volumes[snd])
7574            end
7575            self:die()
7576            return
7577          end
7578        end
7579      end

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Done. Wall hits now:

Test it.

Wall arrow should be drawn below walls and wall edge, sound for wall hit should decrease based on distance from player. Arrow fire sound should be 20% lolwer

Grep (below_game|ability_layer)

630:      ability_layer:line(sx, sy, ex, ey, 2, trail_color())
2040:    ability_layer:shader_set_float(draw_shader, 'u_edition', orb_ed)
2041:    ability_layer:shader_set_float(draw_shader, 'u_time', an.time)
2345:          ability_layer:line(
3150:            ability_layer:line(
3584:                ability_layer:line(sx + px*offset, sy + py*offset, ex + px*offset, ey + py*offset, 1, gc)
3585:                ability_layer:line(sx - px*offset, sy - py*offset, ex - px*offset, ey - py*offset, 1, gc)
3599:              ability_layer:line(sx, sy, ex, ey, center_width, c)
3600:              ability_layer:circle(sx, sy, center_cap, c)
3601:              ability_layer:circle(ex, ey, center_cap, c)
3621:            ability_layer:circle(tip.x, tip.y, tip_radius, tip_color)
4527:          ability_layer:line(sx, sy, ex, ey, 2, trail_color())
4538:  ability_layer:circle(self.x, self.y, self.rs*s, c)
4542:    ability_layer:shader_set_float(draw_shader, 'u_edition', 0)
4600:ability_layer = an:layer('ability_layer')

[Showing results with pagination = limit: 15]

Read (E:\a327ex\Orblike\main.lua)

4596 bg.camera = nil
4597    ground = an:layer('ground')
4598    ground_2 = an:layer('ground_2')
4599    game = an:layer('game')
4600    ability_layer = an:layer('ability_layer')
4601    enemy_layer = an:layer('enemy_layer')
4602    effects = an:layer('effects')
4603    ui = an:layer('ui')
4604    
4605    -- Enemy texture mode (0 = none)
4606    enemy_texture_mode = 0
4607    enemy_texture_names = {'none', 'hue_yellow', 'hue_purple', 'hue_orange', 'hue_blueviolet', 'hue_wide'}
4608    
4609    -- Enemy edition override (nil = random per enemy, number = all enemies use this)
4610    enemy_edition_override = nil

Now let me check the render order:

Grep (::render()|:draw())

6765:  profiler:draw()
6828:  bg:draw()
6829:  ground:draw()
6830:  ground_2:draw()
6831:  enemy_layer:draw()
6832:  ability_layer:draw()
6833:  game:draw()
6834:  effects:draw()
6835:  ui:draw()

So the draw order is: bg → ground → ground_2 → enemy_layer → ability_layer → game → effects → ui. The wall_arrow should draw below walls, which I assume are on game layer. So below_game or ground_2 would work. Let me check where walls are drawn.

Grep (wall.draw|draw.wall|wall_edge|wall_gradient)

2654:            wall_edge_wave_impulse(rg_wall_x, rg_wall_y, 4, 40)
4626:--   - Visually: bg layer fills with wall_bg_color, floor polygon draws on ground with floor_color
4662:--   wall_bg_color — wall background (darker), drawn on bg layer
4674:map_wall_gradient = nil -- {texture, x, y, w, h} pre-rendered distance field gradient
4956:  wall_edge_wave_init()
4957:  wall_edge_wave_init_springs()
5098:  wall_edge_wave_init()
5100:  wall_edge_wave_init_springs()
5112:wall_edge_style = 'full'  -- 'dashed', 'full', or 'none'
5199:  wall_edge_color_base = p.wall:clone()*(p.edge_mult or 0.6)
5219:wall_edge_wave = nil  -- {disp={}, vel={}, normals_x={}, normals_y={}, n=0}
5221:function wall_edge_wave_init()
5222:  if not map_floor then wall_edge_wave = nil; return end
5270:  wall_edge_wave = {
5279:function wall_edge_wave_impulse(hit_x, hit_y, strength, radius)

[Showing results with pagination = limit: 15]

Grep (wall_edge_wave_init_springs|draw_wall|wall.*render)

4674:map_wall_gradient = nil -- {texture, x, y, w, h} pre-rendered distance field gradient
4957:  wall_edge_wave_init_springs()
5100:  wall_edge_wave_init_springs()
5297:function wall_edge_wave_init_springs()
6436:  -- 1. Draw wall gradient texture (pre-rendered distance-based gradient)

Read (E:\a327ex\Orblike\main.lua)

6436   -- 1. Draw wall gradient texture (pre-rendered distance-based gradient)
6437      if map_wall_gradient then
6438        local g = map_wall_gradient
6439        ground:push(g.x + g.w/2, g.y + g.h/2, 0, g.scale, g.scale)
6440        ground:texture(g.texture, 0, 0)
6441        ground:pop()
6442      end
6443    
6444      -- 2. Draw wall symbols in white (shader will colorize them per-pixel)
6445      if wall_points then
6446        local white = color(255, 254, 253)()
6447        local ws = wall_symbol_size
6448        local ww = wall_symbol_width
6449        local sym_name = wall_symbol_types[wall_symbol_index]
6450        local draw_fn = symbol_draw_fns[sym_name] or draw_symbol_x
6451        local view_x0 = cam_x - gw/2 - ws*2
6452        local view_y0 = cam_y - gh/2 - ws*2
6453        local view_x1 = cam_x + gw/2 + ws*2
6454        local view_y1 = cam_y + gh/2 + ws*2
6455    
6456        for i = 0, #wall_points/4 - 1 do
6457          local px = wall_points[i*4 + 1]
6458          local py = wall_points[i*4 + 2]
6459          local pr = wall_points[i*4 + 3]
6460          if px >= view_x0 and px <= view_x1 and py >= view_y0 and py <= view_y1 then
6461            ground:push(px, py, pr)
6462            draw_fn(ws, ww, white)
6463            ground:pop()
6464          end
6465        end
... [20 more lines]

So walls (gradient + symbols) draw on ground, floor polygon on ground, edge lines also on ground. The wall_arrow should draw on ground_2 which is after ground but before enemy_layer. Actually wait — ground_2 is drawn after ground so it would be above the walls/edges, not below. Let me re-check the order: bg → ground → ground_2 → enemy_layer → ability_layer → game → effects → ui.

The wall_arrow needs to be below walls. Walls are on ground. So it needs to be on bg or a layer between bg and ground. Let me just draw it on bg:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now distance-based volume for wall hit sound. Let me check how sfx works:

Grep (^function sfx)

218:function sfx(name, vol, pitch)
242:function sfx_handle(name, vol, pitch)
263:function sfx_stop_handle(handle)
280:function sfx_set_looping(handle, looping)
298:function sfx_flush()

Read (E:\a327ex\Orblike\main.lua)

218  function sfx(name, vol, pitch)
219   profiler:on_sound()
220   pitch = pitch or an.random:float(0.95, 1.05)
221   if not sfx_queue[name] then
222     sfx_queue[name] = {count = 0}
223   end
224   local q = sfx_queue[name]
225   q.count = q.count + 1
226   if q.count <= 4 then
227     an:sound_play(name .. sound_mode, vol, pitch)
228     if recording then
229       recording_sound_log[#recording_sound_log + 1] = {
230         sound = name .. sound_mode,
231         base_name = name,
232         step = an.step,
233         volume = vol or 1,
234         pitch = pitch,
235       }
236     end
237   end
238 end
239 
240 local sfx_handle_counter = 0
241 local sfx_handle_to_recording_id = {}
242 function sfx_handle(name, vol, pitch)

Now update the wall hit sound to attenuate by distance:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now lower the fire sound by 20%:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Done:

RPG3_GenericArrow_Shoot01 also plays as the fire sound

Bash (find /e/a327ex/Orblike/assets -iname "GenericArrow" 2>/dev/null)

/e/a327ex/Orblike/assets/RPG3_GenericArrow_Shoot01.wav

Bash (ffmpeg -i "RPG3_GenericArrow_Shoot01.wav" -c:a libvorbis -q:a 10 "RPG3_GenericAr...)

[out#0/ogg @ 000002126e017700] video:0KiB audio:45KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 10.335189%
size=      50KiB time=00:00:00.85 bitrate= 476.7kbits/s speed=33.4x elapsed=0:00:00.02    
[out#0/ogg @ 000002379a9f7f80] video:0KiB audio:52KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 8.926070%
size=      57KiB time=00:00:00.85 bitrate= 546.1kbits/s speed=36.2x elapsed=0:00:00.02    
[Parsed_volumedetect_0 @ 000001c6ea856980] mean_volume: -23.2 dB

-23.2 dB → 0.5 * 10^((-24-(-23.2))/20) = 0.5 * 10^(-0.8/20) = 0.5 * 0.912 = 0.46

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now for the wall arrow not showing — it's drawing on bg, but bg has bg.camera = nil (line 4596), so it won't follow the camera. Also bg gets filled with a full-screen rectangle every frame (line 8704 area), which would overdraw the wall arrow. Let me check:

Grep (bg:rectangle.gw.gh)

10803:  bg:rectangle(0, 0, gw, gh, wall_bg_color_2())

Read (E:\a327ex\Orblike\main.lua)

10800    
10801   -- Draw background + ground_2 fill for ground pattern shader
10802   an:action(function()
10803     bg:rectangle(0, 0, gw, gh, wall_bg_color_2())
10804     -- ground_2: floor polygon as mask for ground pattern shader (near-transparent)
10805     if map_floor then
10806       local mask_color = color(0, 0, 0, 15)()  -- alpha 15/255, avoids anti-aliasing seams
10807       for _, tri in ipairs(map_floor.triangles) do
10808         local i, j, k = tri[1], tri[2], tri[3]
10809         local ix, iy = wall_edge_get_displaced(i)

That's the problem — bg is filled with a rectangle every frame, covering the wall arrow. And it has no camera. The wall arrow should draw on ground instead, which has the camera and is where walls are. The user said "below walls and wall edge" — looking at the render order within the ground layer, the wall gradient draws first, then symbols, then floor polygon, then edge lines. If I draw the wall arrow on ground it will be interleaved with all that.

Actually, the simplest fix: draw it on ground_2, which renders after ground (so above walls) but before enemies. Wait, the user said below walls and wall edge. That means it needs to be on ground but drawn before the wall gradient/symbols/edge. But objects update and draw in update, which runs at a different time than the explicit an:action draw calls.

Let me check when objects update vs when the action draws:

Grep (an:action(function|-- 1. Draw wall|-- 2. Draw wall|-- 3. Draw floor)

6433:an:action(function()
6440:  -- 1. Draw wall gradient texture (pre-rendered distance-based gradient)
6448:  -- 2. Draw wall symbols in white (shader will colorize them per-pixel)
6472:  -- 3. Draw floor polygon on ground (wall shader colorizes it)
10707:an:action(function()
10802:an:action(function()

The wall/floor drawing happens in an:action at line 6433, which runs during the frame. Objects' update also draws to layers during the frame. The order depends on when objects were added vs when actions were registered.

The easiest solution: draw wall_arrow on bg but after the bg fill. Since an:action at line 10802 fills bg, and objects update after early_action but the order between action and object update matters... Actually, the issue is simpler: bg.camera = nil means the wall_arrow coordinates won't be camera-transformed, so it draws at the wrong position.

Let me just use ground — the wall arrow will visually be on the same layer as the wall content, which is fine. It'll appear among/under the symbols since those draw in the action callback:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Drawing on ground now — same layer as walls, has camera. The wall gradient/symbols/floor draw in an an:action callback, and the wall_arrow draws during its update, so it should appear embedded in the wall. Test it.

It now draws below wall edge but above wall itself. You can add a new layer if necessary...

Read (E:\a327ex\Orblike\main.lua)

4593 -- Camera
4594    an:add(camera(gw, gh))
4595    an.camera:add(shake())
4596    an.camera.shake.push_cap = 12
4597    
4598    -- Layers
4599    bg = an:layer('bg')
4600    bg.camera = nil
4601    ground = an:layer('ground')
4602    ground_2 = an:layer('ground_2')
4603    game = an:layer('game')
4604    ability_layer = an:layer('ability_layer')
4605    enemy_layer = an:layer('enemy_layer')
4606    effects = an:layer('effects')
4607    ui = an:layer('ui')

Read (E:\a327ex\Orblike\main.lua)

6825   ground_2:render()
6826      enemy_layer:render()
6827      ability_layer:render()
6828      game:render()
6829      effects:render()
6830      ui:render()
6831    
6832      bg:draw()
6833      ground:draw()
6834      ground_2:draw()
6835      enemy_layer:draw()
6836      ability_layer:draw()
6837      game:draw()
6838      effects:draw()
6839      ui:draw()

I'll add a below_ground layer between bg and ground:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now add it to render and draw:

Grep (ground:render())

6825:  ground:render()

Read (E:\a327ex\Orblike\main.lua)

6822   end
6823    
6824      bg:render()
6825      ground:render()
6826      ground_2:render()
6827      enemy_layer:render()
6828      ability_layer:render()
6829      game:render()
6830      effects:render()
6831      ui:render()
6832    
6833      bg:draw()
6834      ground:draw()
6835      ground_2:draw()
6836      enemy_layer:draw()
6837      ability_layer:draw()
6838      game:draw()
6839      effects:draw()
6840      ui:draw()
6841      if recording then

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now draw wall_arrow on below_ground:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now I need to make sure below_ground has camera attached. Let me check how camera attachment works for layers:

Grep (lyr.camera|camera:attach)

11237:    if lyr.camera then
11238:      lyr.camera:attach(lyr, lyr.parallax_x, lyr.parallax_y)
11291:    if lyr.camera then
11292:      lyr.camera:detach(lyr)

The camera is auto-attached to all layers that have .camera set (which is the default — only bg explicitly sets bg.camera = nil). So below_ground should already have camera. Good.

Now fix the fire sound — arrow_shoot should always play alongside arrow_hit_wood, not be randomly picked between them:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now update the fire sound logic to play both:

Grep (if def.fire_sounds then)

1785:      if def.fire_sounds then

Read (E:\a327ex\Orblike\main.lua)

1785       if def.fire_sounds then
1786            local snd = an.random:choice(def.fire_sounds)
1787            sfx(snd, volumes[snd])
1788          elseif def.fire_sound then
1789            sfx(def.fire_sound, volumes[def.fire_sound])
1790          end
1791    
1792          an.camera.shake:push(r, 3)

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Done:

Wall arrow still not showing properly.

The problem is that below_ground is entirely covered by the wall gradient and floor polygon on ground — the arrow is invisible because everything on ground draws on top of it. The arrow needs to be above the wall content but below enemies. ground_2 is the right spot.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Test it — ground_2 is above walls/edge but below enemies and abilities.

This is still above the walls and wall edges, and also the color of the wall arrow proejctile becomes white. Did you apply the necessary shaders to below_ground to show and color the visual properly? This really shouldn't be a hard problem to solve.............

You're right, I'm overcomplicating this. Let me look at how the shaders are set up on these layers.

Grep (ground.shader|shader.ground|wall_gradient.*frag|apply_shader|shader_set)

2045:    ability_layer:shader_set_float(draw_shader, 'u_edition', orb_ed)
2046:    ability_layer:shader_set_float(draw_shader, 'u_time', an.time)
4547:    ability_layer:shader_set_float(draw_shader, 'u_edition', 0)
6474:  -- 3. Draw floor polygon on ground (wall shader colorizes it)
6529:    ground:shader_set_texture(s, 'u_dist_field', c.df_texture, 1)
6530:    ground:shader_set_vec4(s, 'u_color_near', wall_bg_color.r/255, wall_bg_color.g/255, wall_bg_color.b/255, 1)
6531:    ground:shader_set_vec4(s, 'u_color_far', wall_bg_color_2.r/255, wall_bg_color_2.g/255, wall_bg_color_2.b/255, 1)
6532:    ground:shader_set_float(s, 'u_symbol_darken', wall_symbol_darken)
6533:    ground:shader_set_float(s, 'u_symbol_mode', wall_symbol_mode)
6534:    ground:shader_set_float(s, 'u_floor_mode', floor_mode)
6535:    ground:shader_set_vec4(s, 'u_floor_color', floor_color.r/255, floor_color.g/255, floor_color.b/255, 1)
6536:    ground:shader_set_float(s, 'u_time', an.time)
6537:    ground:shader_set_int(s, 'u_ripple_count', #wall_ripples)
6541:      ground:shader_set_vec2(s, 'u_ripple_origins[' .. idx .. ']', r.origin[1], r.origin[2])
6542:      ground:shader_set_float(s, 'u_ripple_radii[' .. idx .. ']', r.radius)
6543:      ground:shader_set_float(s, 'u_ripple_widths[' .. idx .. ']', r.width)
6544:      ground:shader_set_vec4(s, 'u_ripple_colors[' .. idx .. ']', r.color.r/255, r.color.g/255, r.color.b/255, 1)
6546:      ground:shader_set_float(s, 'u_ripple_strengths[' .. idx .. ']', strength)
6547:      ground:shader_set_float(s, 'u_ripple_angles[' .. idx .. ']', r.angle or 0)
6548:      ground:shader_set_float(s, 'u_ripple_forces[' .. idx .. ']', r.impact_force or 1)
6550:    ground:shader_set_vec2(s, 'u_cam', cam_x, cam_y)
6551:    ground:shader_set_vec2(s, 'u_screen', gw, gh)
6552:    ground:shader_set_vec2(s, 'u_df_origin', c.bx0, c.by0)
6553:    ground:shader_set_vec2(s, 'u_df_size', c.bx1 - c.bx0, c.by1 - c.by0)
6554:    ground:apply_shader(s)
6561:an:shader('wall_gradient', 'assets/wall_gradient.frag')
6563:an:shader('ground_pattern', 'assets/ground_pattern.frag')
6780:      layer:shader_set_vec2(an.shaders.shockwave, 'u_center', u, v)
6781:      layer:shader_set_float(an.shaders.shockwave, 'u_radius', r_uv)
6782:      layer:shader_set_float(an.shaders.shockwave, 'u_thickness', sw.thickness)
... [2 more lines]

Read (E:\a327ex\Orblike\main.lua)

6525   -- 4. Apply wall gradient shader (colorizes white symbols per-pixel)
6526      if wall_gradient_cache and wall_gradient_cache.df_texture then
6527        local c = wall_gradient_cache
6528        local s = an.shaders.wall_gradient
6529        ground:shader_set_texture(s, 'u_dist_field', c.df_texture, 1)
6530        ground:shader_set_vec4(s, 'u_color_near', wall_bg_color.r/255, wall_bg_color.g/255, wall_bg_color.b/255, 1)
6531        ground:shader_set_vec4(s, 'u_color_far', wall_bg_color_2.r/255, wall_bg_color_2.g/255, wall_bg_color_2.b/255, 1)
6532        ground:shader_set_float(s, 'u_symbol_darken', wall_symbol_darken)
6533        ground:shader_set_float(s, 'u_symbol_mode', wall_symbol_mode)
6534        ground:shader_set_float(s, 'u_floor_mode', floor_mode)
6535        ground:shader_set_vec4(s, 'u_floor_color', floor_color.r/255, floor_color.g/255, floor_color.b/255, 1)
6536        ground:shader_set_float(s, 'u_time', an.time)
6537        ground:shader_set_int(s, 'u_ripple_count', #wall_ripples)
6538        for ri = 1, #wall_ripples do
6539          local r = wall_ripples[ri]
6540          local idx = ri - 1  -- 0-based for GLSL array
6541          ground:shader_set_vec2(s, 'u_ripple_origins[' .. idx .. ']', r.origin[1], r.origin[2])
6542          ground:shader_set_float(s, 'u_ripple_radii[' .. idx .. ']', r.radius)
6543          ground:shader_set_float(s, 'u_ripple_widths[' .. idx .. ']', r.width)
6544          ground:shader_set_vec4(s, 'u_ripple_colors[' .. idx .. ']', r.color.r/255, r.color.g/255, r.color.b/255, 1)
6545          local strength = math.max(0, 1.0 - r.radius/r.max_range)
6546          ground:shader_set_float(s, 'u_ripple_strengths[' .. idx .. ']', strength)
6547          ground:shader_set_float(s, 'u_ripple_angles[' .. idx .. ']', r.angle or 0)
6548          ground:shader_set_float(s, 'u_ripple_forces[' .. idx .. ']', r.impact_force or 1)
6549        end
6550        ground:shader_set_vec2(s, 'u_cam', cam_x, cam_y)
6551        ground:shader_set_vec2(s, 'u_screen', gw, gh)
6552        ground:shader_set_vec2(s, 'u_df_origin', c.bx0, c.by0)
6553        ground:shader_set_vec2(s, 'u_df_size', c.bx1 - c.bx0, c.by1 - c.by0)
6554        ground:apply_shader(s)
... [10 more lines]

Now I understand. The ground layer has the wall_gradient shader applied to it which colorizes white pixels. The wall arrow drawn on any other layer won't get that shader treatment.

The simplest correct solution: draw wall arrows on ground layer, inside the an:action callback, right after the floor polygon (step 3) and before the wall edge lines. The floor polygon covers the floor area, so the arrow part that's on the floor is visible on top of the floor, and the part in the wall area is covered by the wall gradient. Then the shader processes everything together.

I need to collect wall_arrow draw data into a global list and render them in the action callback.

Read (E:\a327ex\Orblike\main.lua)

6468         draw_fn(ws, ww, white)
6469            ground:pop()
6470          end
6471        end
6472      end
6473    
6474      -- 3. Draw floor polygon on ground (wall shader colorizes it)
6475      local fc = floor_color()
6476      for _, tri in ipairs(map_floor.triangles) do
6477        local i, j, k = tri[1], tri[2], tri[3]
6478        local ix, iy = wall_edge_get_displaced(i)
6479        local jx, jy = wall_edge_get_displaced(j)
6480        local kx, ky = wall_edge_get_displaced(k)
6481        ground:triangle(ix, iy, jx, jy, kx, ky, fc)
6482      end
6483    
6484      -- 3. Draw wall edge lines along the floor polygon boundary
6485      local edge_style = wall_edge_style or 'dashed'
6486      if edge_style ~= 'none' then
6487        local edge_color = wall_edge_color_base()
6488        local dash_len = 5
6489        local gap_len = 10
6490        local edge_width = 2
6491        if wall_edge_wave then
6492          local w = wall_edge_wave
6493          local wn = w.n
6494          for i = 1, wn do
6495            local j = (i % wn) + 1
6496            local x1 = w.x[i] + w.normals_x[i]*w.disp[i]
6497            local y1 = w.y[i] + w.normals_y[i]*w.disp[i]
... [30 more lines]

Now I see the full picture. The shader at step 4 processes the entire ground layer — colorizing white pixels. So I need to draw the wall arrows on ground between step 3 (floor polygon) and step 3 (edge lines), and the shader will handle the coloring. The part of the arrow inside the wall gets colorized by the gradient, and the part on the floor gets the floor color treatment.

I'll use a global list that the wall_arrow objects populate, and the action callback draws from.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now insert the wall_arrow_draw_all() call in the an:action between the floor polygon and the edge lines:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Drawing wall arrows as white on ground — the wall_gradient shader will colorize the part inside the wall (matching the wall gradient), and the part on the floor stays floor-colored. Edge lines draw on top. Test it.

They're now below wall edge, above wall, and their color is a faded blue that isn't the original proejctile's color.

Let me check what the wall_gradient shader does to non-white pixels.

Read (E:\a327ex\Orblike\assets\wall_gradient.frag)

1    in vec2 TexCoord;
2   out vec4 FragColor;
3   uniform sampler2D u_texture;
4   uniform sampler2D u_dist_field;
5   uniform vec4 u_color_near;
6   uniform vec4 u_color_far;
7   uniform vec4 u_floor_color;
8   uniform float u_symbol_darken;
9   uniform vec2 u_cam;
10  uniform vec2 u_screen;
11  uniform vec2 u_df_origin;
12  uniform vec2 u_df_size;
13  uniform float u_time;
14  uniform float u_symbol_mode;
15  uniform float u_floor_mode;
16  // Multiple ripples (max 8)
17  uniform int u_ripple_count;
18  uniform vec2 u_ripple_origins[8];
19  uniform float u_ripple_radii[8];
20  uniform float u_ripple_strengths[8];
21  uniform float u_ripple_widths[8];
22  uniform vec4 u_ripple_colors[8];
23  
24  vec3 rgb2hsv(vec3 c) {
25      vec4 K = vec4(0.0, -1.0/3.0, 2.0/3.0, -1.0);
26      vec4 p = mix(vec4(c.bg, K.wz), vec4(c.gb, K.xy), step(c.b, c.g));
27      vec4 q = mix(vec4(p.xyw, c.r), vec4(c.r, p.yzx), step(p.x, c.r));
28      float d = q.x - min(q.w, q.y);
29      float e = 1.0e-10;
30      return vec3(abs(q.z + (q.w - q.y) / (6.0*d + e)), d / (q.x + e), q.x);
... [252 more lines]

Now I understand the full picture. The shader classifies pixels as symbol (marker white 255,254,253), floor, or "other". I was drawing the arrow as marker white so it got colorized. But just changing the color won't solve the positioning — we need the arrow clipped to the floor area so the wall portion is hidden.

Let me check stencil support on layers.

Grep (stencil_mask|stencil_test|stencil_off)

7620:    self.al:stencil_mask()
7633:    self.al:stencil_test()
7638:    self.al:stencil_off()

Grep (stencil)

208:layer:stencil_mask()
209:layer:stencil_test()
210:layer:stencil_test_inverse()
211:layer:stencil_off()

Good. I'll draw the wall arrows on ground, after floor polygon, using a stencil mask of the floor polygon so only the part sticking out into the floor is visible. The wall portion gets clipped.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now move the call to after the floor polygon and before edge lines (it's already there from earlier, just verify):

Grep (wall_arrow_draw_all)

6485:  wall_arrow_draw_all()
8592:  -- Drawing handled by wall_arrow_draw_all in the ground an:action
8595:function wall_arrow_draw_all()

Read (E:\a327ex\Orblike\main.lua)

6480     local kx, ky = wall_edge_get_displaced(k)
6481        ground:triangle(ix, iy, jx, jy, kx, ky, fc)
6482      end
6483    
6484      -- 3b. Draw wall arrows (stuck in wall, partially covered by wall gradient)
6485      wall_arrow_draw_all()
6486    
6487      -- 3c. Draw wall edge lines along the floor polygon boundary
6488      local edge_style = wall_edge_style or 'dashed'
6489      if edge_style ~= 'none' then

Good — it's placed after the floor polygon and before edge lines. The stencil clips the arrow to the floor area only, so:

The shader's "else" branch will pass through the arrow's color since it's not the symbol marker and not the floor color.

Test it.

Same issue. Below wall edge, above wall, color is still wrong, but now its white. Technically the way you should draw ground effects in the future should be the same as how you'd draw the arrow here. Has to be above the ground polygons, below the wall and wall edge polygons.

I understand now. The user wants: floor → ground effects/arrows → wall gradient → wall symbols → edge lines. Let me check how the gradient texture is built to see if it has transparency in the floor area.

Grep (wall_gradient_cache|gradient.texture|create_from_rgba|generate.gradient)

4680:map_wall_gradient = nil -- {texture, x, y, w, h} pre-rendered distance field gradient
5356:-- Wall gradient: distance field computed once, colored texture regenerated on palette change.
5359:wall_gradient_cache = nil  -- cached {distances, tw, th, bx0, by0, bx1, by1, scale}
5363:  if not map_floor then wall_gradient_cache = nil; map_wall_gradient = nil; return end
5444:  wall_gradient_cache = {
5455:  if not wall_gradient_cache then map_wall_gradient = nil; return end
5456:  local c = wall_gradient_cache
6442:  -- 1. Draw wall gradient texture (pre-rendered distance-based gradient)
6529:  if wall_gradient_cache and wall_gradient_cache.df_texture then
6530:    local c = wall_gradient_cache

Read (E:\a327ex\Orblike\main.lua)

5455   if not wall_gradient_cache then map_wall_gradient = nil; return end
5456      local c = wall_gradient_cache
5457      local c1 = wall_bg_color
5458      local c2 = wall_bg_color_2
5459      local pixels = {}
5460      for i = 1, #c.distances do
5461        local f = c.distances[i]
5462        local r = math.floor(c1.r + (c2.r - c1.r)*f)
5463        local g = math.floor(c1.g + (c2.g - c1.g)*f)
5464        local b = math.floor(c1.b + (c2.b - c1.b)*f)
5465        pixels[i] = string.char(r, g, b, 255)
5466      end
5467      local tex = texture_create(c.tw, c.th, table.concat(pixels))
5468      map_wall_gradient = {
5469        texture = tex,
5470        x = c.bx0, y = c.by0,
5471        w = c.bx1 - c.bx0, h = c.by1 - c.by0,
5472        scale = c.scale,
5473      }
5474    end
5475    
5476    
5477    -- Poisson disc sampling (Bridson's algorithm)
5478    function poisson_disc(x0, y0, x1, y1, r, rng, k)
5479      k = k or 30
5480      local cell = r/math.sqrt(2)
5481      local cols = math.ceil((x1 - x0)/cell)
5482      local rows = math.ceil((y1 - y0)/cell)
5483      local grid = {}
5484      for i = 1, rows*cols do grid[i] = -1 end
... [20 more lines]

The gradient texture has alpha=255 everywhere — it's fully opaque and covers the entire map bounding box including the floor area. So I can't just reorder to put gradient after floor — it would cover the floor.

But I can make the gradient texture transparent in the floor area. Let me check how distances are computed — floor area should have distance > some threshold.

Read (E:\a327ex\Orblike\main.lua)

5356 -- Wall gradient: distance field computed once, colored texture regenerated on palette change.
5357    -- The distance computation is slow (~1-2s); the color mapping is fast (~10ms).
5358    wall_gradient_fade_dist = 250
5359    wall_gradient_cache = nil  -- cached {distances, tw, th, bx0, by0, bx1, by1, scale}
5360    
5361    -- Compute distances (slow — only on map gen)
5362    function map_gen_wall_distances()
5363      if not map_floor then wall_gradient_cache = nil; map_wall_gradient = nil; return end
5364      local fv = map_floor.vertices
5365    
5366      local min_x, min_y = math.huge, math.huge
5367      local max_x, max_y = -math.huge, -math.huge
5368      for i = 0, #fv/2 - 1 do
5369        local x, y = fv[i*2 + 1], fv[i*2 + 2]
5370        if x < min_x then min_x = x end
5371        if x > max_x then max_x = x end
5372        if y < min_y then min_y = y end
5373        if y > max_y then max_y = y end
5374      end
5375      local margin = math.max(gw/2, gh/2) + 20
5376      local bx0 = min_x - margin
5377      local by0 = min_y - margin
5378      local bx1 = max_x + margin
5379      local by1 = max_y + margin
5380    
5381      local scale = 8
5382      local tw = math.ceil((bx1 - bx0)/scale)
5383      local th = math.ceil((by1 - by0)/scale)
5384    
5385      local n = #fv/2
... [70 more lines]

Let me understand how the engine's stencil operations work.

Grep (stencil_mask|stencil_test|STENCIL)

352:    COMMAND_STENCIL_MASK,       // Start writing to stencil buffer (don't draw to color)
353:    COMMAND_STENCIL_TEST,       // Start testing against stencil (only draw where stencil is set)
354:    COMMAND_STENCIL_TEST_INVERSE, // Start testing against stencil (only draw where stencil is NOT set)
355:    COMMAND_STENCIL_OFF,        // Disable stencil, return to normal drawing
1715:    glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, width, height);
1716:    glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_RENDERBUFFER, layer->stencil_rbo);
2007:static void layer_stencil_mask(Layer* layer) {
2010:    cmd->type = COMMAND_STENCIL_MASK;
2014:static void layer_stencil_test(Layer* layer) {
2017:    cmd->type = COMMAND_STENCIL_TEST;
2021:static void layer_stencil_test_inverse(Layer* layer) {
2024:    cmd->type = COMMAND_STENCIL_TEST_INVERSE;
2031:    cmd->type = COMMAND_STENCIL_OFF;
4503:            case COMMAND_STENCIL_MASK:
4507:                glEnable(GL_STENCIL_TEST);
4512:            case COMMAND_STENCIL_TEST:
4520:            case COMMAND_STENCIL_TEST_INVERSE:
4523:                // Only draw where stencil != 1 (inverse of stencil_test)
4528:            case COMMAND_STENCIL_OFF:
4532:                glDisable(GL_STENCIL_TEST);
5256:static int l_layer_stencil_mask(lua_State* L) {
5258:    layer_stencil_mask(layer);
5262:static int l_layer_stencil_test(lua_State* L) {
5264:    layer_stencil_test(layer);
5268:static int l_layer_stencil_test_inverse(lua_State* L) {
5270:    layer_stencil_test_inverse(layer);
5490:    glClear(GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
5493:    glDisable(GL_STENCIL_TEST);
5500:    glDisable(GL_STENCIL_TEST);
8812:    lua_register(L, "layer_stencil_mask", l_layer_stencil_mask);
... [2 more lines]

Read (E:\a327ex\Anchor\engine\src\anchor.c)

4503             case COMMAND_STENCIL_MASK:
4504                    // Flush pending draws before changing stencil state
4505                    batch_flush();
4506                    // Enable stencil, write 1 to stencil buffer, don't draw to color
4507                    glEnable(GL_STENCIL_TEST);
4508                    glStencilFunc(GL_ALWAYS, 1, 0xFF);
4509                    glStencilOp(GL_REPLACE, GL_REPLACE, GL_REPLACE);
4510                    glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
4511                    break;
4512                case COMMAND_STENCIL_TEST:
4513                    // Flush pending draws before changing stencil state
4514                    batch_flush();
4515                    // Only draw where stencil == 1
4516                    glStencilFunc(GL_EQUAL, 1, 0xFF);
4517                    glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
4518                    glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
4519                    break;
4520                case COMMAND_STENCIL_TEST_INVERSE:
4521                    // Flush pending draws before changing stencil state
4522                    batch_flush();
4523                    // Only draw where stencil != 1 (inverse of stencil_test)
4524                    glStencilFunc(GL_NOTEQUAL, 1, 0xFF);
4525                    glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
4526                    glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
4527                    break;
4528                case COMMAND_STENCIL_OFF:
4529                    // Flush pending draws before changing stencil state
4530                    batch_flush();
4531                    // Disable stencil, return to normal drawing
4532                    glDisable(GL_STENCIL_TEST);
... [5 more lines]

stencil_mask disables color writes (glColorMask(GL_FALSE, ...)). So the stencil mask does NOT corrupt the color buffer. The stencil approach should have worked. Let me look at what I actually had wrong.

The issue might be that the stencil buffer isn't being cleared between uses on the same layer. Let me check — line 5490 shows glClear(GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT) which clears stencil at the start of each frame.

So the stencil approach should work. But I also need the correct draw order. Currently wall arrows draw AFTER the floor polygon, which means they're above the wall gradient (drawn at step 1). I need to restructure so the gradient draws AFTER the arrows.

Here's the plan:

  1. Floor polygon
  2. Stencil mask = floor polygon
  3. Stencil test → draw wall arrows (only in floor area)
  4. Stencil off
  5. Wall gradient (draws on top, covering arrows in wall area — but arrows were already clipped to floor by stencil, so this is fine)
  6. Wall symbols
  7. Wall edge lines
  8. Apply shader

Wait, but if the gradient draws AFTER arrows, it covers the arrows in the floor area too since it's opaque everywhere. Unless I use stencil_test_inverse to draw the gradient only in the WALL area.

Revised plan:

  1. Floor polygon
  2. Stencil mask = floor polygon
  3. Stencil test → draw wall arrows (only in floor area)
  4. Stencil test inverse → draw wall gradient + wall symbols (only in wall area)
  5. Stencil off
  6. Wall edge lines
  7. Apply shader

Read (E:\a327ex\Orblike\main.lua)

6438   local v = map_floor.vertices
6439    
6440      local cam_x, cam_y = an.camera.x, an.camera.y
6441    
6442      -- 1. Draw wall gradient texture (pre-rendered distance-based gradient)
6443      if map_wall_gradient then
6444        local g = map_wall_gradient
6445        ground:push(g.x + g.w/2, g.y + g.h/2, 0, g.scale, g.scale)
6446        ground:texture(g.texture, 0, 0)
6447        ground:pop()
6448      end
6449    
6450      -- 2. Draw wall symbols in white (shader will colorize them per-pixel)
6451      if wall_points then
6452        local white = color(255, 254, 253)()
6453        local ws = wall_symbol_size
6454        local ww = wall_symbol_width
6455        local sym_name = wall_symbol_types[wall_symbol_index]
6456        local draw_fn = symbol_draw_fns[sym_name] or draw_symbol_x
6457        local view_x0 = cam_x - gw/2 - ws*2
6458        local view_y0 = cam_y - gh/2 - ws*2
6459        local view_x1 = cam_x + gw/2 + ws*2
6460        local view_y1 = cam_y + gh/2 + ws*2
6461    
6462        for i = 0, #wall_points/4 - 1 do
6463          local px = wall_points[i*4 + 1]
6464          local py = wall_points[i*4 + 2]
6465          local pr = wall_points[i*4 + 3]
6466          if px >= view_x0 and px <= view_x1 and py >= view_y0 and py <= view_y1 then
6467            ground:push(px, py, pr)
... [20 more lines]

Now I'll restructure the draw order. The key insight: stencil_mask doesn't write to color buffer, so I can use the floor polygon as stencil, draw arrows in floor area only, then use stencil_test_inverse for the gradient/symbols in wall area only.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now simplify wall_arrow_draw_all — no stencil needed inside it anymore since the caller handles stencil:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now the draw order is:

  1. Floor polygon (bottom)
  2. Stencil mask = floor polygon
  3. Stencil test → ground effects/wall arrows (only visible in floor area)
  4. Stencil test inverse → wall gradient + symbols (only visible in wall area)
  5. Stencil off
  6. Wall edge lines (on top of everything)
  7. Apply shader

The arrow is clipped to the floor area, wall gradient only draws in the wall area, and edge lines draw on top everywhere. Test it.

Still not working and now the wall visuals are broken, revert back to your first attempt, when you first created the wall arrow object.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now revert wall_arrow to the original simple version — draws on game layer like SNKRX does it:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now remove the wall_arrow_draw_all() call from the action and the below_ground layer since we don't need them:

Grep (wall_arrow_draw_all)

No matches found

Good, it's already gone. Now clean up below_ground:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Reverted to the original simple version. Wall arrow draws on game layer with its actual color, just like SNKRX does it. Test it.

Which layer are the arrows being drawn to right now?

The projectiles draw to ability_layer (via self.al which is set to ability_layer in the projectile constructor). The wall arrow draws to game.

Draw order is: ground → ground_2 → enemy_layer → ability_layergame → effects → ui.

And which layer is the wall being drawn to?

The wall (gradient, symbols, floor polygon, edge lines) all draw to ground. The edge lines also draw to ground_2.

So the order is: ground (walls) → ground_2 (edge lines copy) → enemy_layer → ability_layer (projectiles) → game (wall arrow) → effects → ui.

The wall arrow on game is above everything — walls, edges, enemies, and even the projectiles. You want it below walls and edges. What layer should I put it on?

Can we separate the floor polygon from the wall and wall edge?

Yes. The idea would be:

The one complication: the wall gradient texture is opaque and covers the entire map including the floor area. Currently the floor polygon overwrites the gradient in the floor area on the same layer. If we move the floor to a separate layer below, the gradient on ground would still cover the floor area visually.

To fix that, we'd need to mask the gradient to only draw in the wall area — either by making the gradient texture transparent inside the floor, or by using a stencil on ground to exclude the floor area from the gradient draw.

Want me to go with the stencil approach on ground? The floor polygon stencil mask wouldn't interfere with anything since only the gradient/symbols need masking — edge lines and the shader can run normally after stencil_off.

Sure, try it. Let's actually just try two layers for starters, ground_floor and ground and see if we can keep things the same visually while separating both.

Read (E:\a327ex\Orblike\main.lua)

4598 
4599    -- Layers
4600    bg = an:layer('bg')
4601    bg.camera = nil
4602    ground = an:layer('ground')
4603    ground_2 = an:layer('ground_2')
4604    game = an:layer('game')
4605    ability_layer = an:layer('ability_layer')
4606    enemy_layer = an:layer('enemy_layer')
4607    effects = an:layer('effects')
4608    ui = an:layer('ui')
4609    

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now add render/draw calls:

Grep (bg:render|ground:render|bg:draw()|ground:draw())

6825:  bg:render()
6826:  ground:render()
6834:  bg:draw()
6835:  ground:draw()

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now move the floor polygon draw from ground to ground_floor, and use a stencil on ground to mask the gradient/symbols to wall area only:

Read (E:\a327ex\Orblike\main.lua)

6442   -- 1. Draw wall gradient texture (pre-rendered distance-based gradient)
6443      if map_wall_gradient then
6444        local g = map_wall_gradient
6445        ground:push(g.x + g.w/2, g.y + g.h/2, 0, g.scale, g.scale)
6446        ground:texture(g.texture, 0, 0)
6447        ground:pop()
6448      end
6449    
6450      -- 2. Draw wall symbols in white (shader will colorize them per-pixel)
6451      if wall_points then
6452        local white = color(255, 254, 253)()
6453        local ws = wall_symbol_size
6454        local ww = wall_symbol_width
6455        local sym_name = wall_symbol_types[wall_symbol_index]
6456        local draw_fn = symbol_draw_fns[sym_name] or draw_symbol_x
6457        local view_x0 = cam_x - gw/2 - ws*2
6458        local view_y0 = cam_y - gh/2 - ws*2
6459        local view_x1 = cam_x + gw/2 + ws*2
6460        local view_y1 = cam_y + gh/2 + ws*2
6461    
6462        for i = 0, #wall_points/4 - 1 do
6463          local px = wall_points[i*4 + 1]
6464          local py = wall_points[i*4 + 2]
6465          local pr = wall_points[i*4 + 3]
6466          if px >= view_x0 and px <= view_x1 and py >= view_y0 and py <= view_y1 then
6467            ground:push(px, py, pr)
6468            draw_fn(ws, ww, white)
6469            ground:pop()
6470          end
6471        end
... [25 more lines]

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now the shader on ground only sees wall gradient pixels, symbol markers, and edge lines — no floor pixels. The shader's is_floor branch won't trigger, which is fine since the floor is rendered directly on ground_floor with no shader needed.

The wall arrow stays on game for now — once this works visually we can put it between the layers.

Test it — visually should look identical to before.

[Image #1] Not visually identical, there's these squares around the walls

[Pasted image/png]

[Image: source: E:\media\anchor_Owm53jCs5U.png]

The staircase is from the stencil creating binary per-pixel cutoffs against the low-res gradient texture (8x scale). Let me try a different approach — make the gradient texture itself transparent inside the floor area, so no stencil is needed.

Read (E:\a327ex\Orblike\main.lua)

5453 -- Recolor from cached distances (fast — called on palette change)
5454    function map_gen_wall_gradient()
5455      if not wall_gradient_cache then map_wall_gradient = nil; return end
5456      local c = wall_gradient_cache
5457      local c1 = wall_bg_color
5458      local c2 = wall_bg_color_2
5459      local pixels = {}
5460      for i = 1, #c.distances do
5461        local f = c.distances[i]
5462        local r = math.floor(c1.r + (c2.r - c1.r)*f)
5463        local g = math.floor(c1.g + (c2.g - c1.g)*f)
5464        local b = math.floor(c1.b + (c2.b - c1.b)*f)
5465        pixels[i] = string.char(r, g, b, 255)
5466      end
5467      local tex = texture_create(c.tw, c.th, table.concat(pixels))
5468      map_wall_gradient = {
5469        texture = tex,
5470        x = c.bx0, y = c.by0,
5471        w = c.bx1 - c.bx0, h = c.by1 - c.by0,
5472        scale = c.scale,
5473      }
5474    end
5475    
5476    
5477    -- Poisson disc sampling (Bridson's algorithm)

I need to add a point-in-polygon test during gradient generation. The distances are computed in map_gen_wall_distances — I'll add an inside_floor array there, then use it in map_gen_wall_gradient to set alpha=0 for floor texels.

Read (E:\a327ex\Orblike\main.lua)

5414 
5415      for ty = 0, th - 1 do
5416        local wy = by0 + (ty + 0.5)*scale
5417        for tx = 0, tw - 1 do
5418          local wx = bx0 + (tx + 0.5)*scale
5419          local bi = math.max(1, math.min(num_buckets, math.floor((wx - bx0)/bucket_size) + 1))
5420          local bucket = edge_buckets[bi]
5421          local min_d = fade_sq
5422          for i = 1, #bucket do
5423            local e = bucket[i]
5424            local dx, dy = e.x2 - e.x1, e.y2 - e.y1
5425            local len_sq = dx*dx + dy*dy
5426            local t = 0
5427            if len_sq > 0 then t = math.clamp(((wx - e.x1)*dx + (wy - e.y1)*dy)/len_sq, 0, 1) end
5428            local cx, cy = e.x1 + t*dx, e.y1 + t*dy
5429            local dd = (wx - cx)*(wx - cx) + (wy - cy)*(wy - cy)
5430            if dd < min_d then min_d = dd end
5431          end
5432          distances[#distances + 1] = math.clamp(math.sqrt(min_d)/fade, 0, 1)
5433        end
5434      end
5435    
5436      -- Also create a grayscale distance field texture for the shader
5437      local df_pixels = {}
5438      for i = 1, #distances do
5439        local v = math.floor(distances[i]*255)
5440        df_pixels[i] = string.char(v, v, v, 255)
5441      end
5442      local df_tex = texture_create(tw, th, table.concat(df_pixels))
5443    
... [10 more lines]

I'll add a ray-casting point-in-polygon test in the same loop that computes distances, storing the result in an inside array:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now store inside in the cache:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now update map_gen_wall_gradient to set alpha=0 for floor texels:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now revert the ground drawing back to original — no stencil, but without the floor polygon (it's on ground_floor now). The gradient is transparent in the floor area so it won't cover the floor:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now I also need to update the shader. Currently the shader's is_floor branch detects floor-colored pixels. Since the floor isn't on ground anymore, those pixels won't exist. The shader's else branch handles "wall pixels" — it should also handle transparent pixels gracefully. Let me check if the shader needs changes.

The shader reads original = texture(u_texture, TexCoord + offset). For transparent pixels (alpha=0), is_symbol and is_floor both fail, so it goes to the else branch which outputs vec4(wall_px, original.a). With original.a = 0, those pixels would be transparent — which is correct, showing ground_floor underneath.

But wait — the shader also applies shockwave displacement to the UV before reading. For transparent pixels, the displacement would read from a nearby pixel which might be opaque. This could cause artifacts at the boundary. But the shockwave is a subtle effect and only happens during impacts, so it should be fine.

One issue: I have a bug in the inside array indexing. Let me fix it:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now the layer order is: bg → ground_floor (floor polygon) → ground (gradient with alpha=0 in floor, symbols, edges, shader) → ground_2 → ...

The wall arrow is still on game for now — once this works visually, we'll move it between ground_floor and ground. Test it.

Still wrong, revert everything back to right after I asked "which layer are the arrows being drawn to" just now

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now revert the ground drawing back to original:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now revert the gradient generation — remove the inside array and restore alpha=255:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Fully reverted. Ground layer is back to original (gradient → symbols → floor → edges → shader), wall arrow draws on game, no ground_floor layer. Should look exactly as it did before the layer experiments.

Explain the pipeline for me right now. The way I imagine it and how it would be simplest:

Draw the floor polygons for the floor while using the gradient Generate wall vertices (on game load), use those to draw the wall, while applying the shader for the colors + symbols Draw the wall edges on top of the wall

What is complicating what should be this simple order of operations?

The complication is that the wall gradient and wall symbols are drawn as raw pixels on the ground layer, and then a single post-process shader runs on the entire layer to colorize everything at once. The shader looks at each pixel and asks "is this a white marker symbol? is this floor color? or something else?" and applies different coloring logic per type.

This means floor, wall gradient, symbols, and edge lines all have to be on the same layer so the shader can see and process them together. You can't sandwich anything between them because they're all composited into one framebuffer before the shader runs.

Your mental model is simpler and correct — floor is floor, wall is wall, draw them separately. The current setup bakes them together because the shader was designed to process the entire ground as one pass.

The fix would be: make the wall gradient shader only run on the wall layer, not on the floor. The floor doesn't need the shader — it's just a solid color. If the floor draws on its own layer with no shader, and the wall gradient + symbols + edges draw on a separate layer with the shader, then you can put ground effects between them.

The shader would need one change: it currently detects floor pixels and handles them. If the floor isn't on that layer, those code paths just never trigger — no harm done.

The only real issue is that the gradient texture is opaque and covers the entire map bounding box (including the floor area). When drawn on a layer above the floor, it covers the floor. That's why I was trying stencils and transparency — to stop the gradient from covering the floor area. Want me to try the transparent-gradient approach again more carefully?

Why was the shader processing them all together? The floor gradient doesn't need it, for instance.

You're right, it doesn't. The shader's floor branch just passes through the floor color unchanged — it's doing nothing useful. The floor was put on the same layer simply because it was convenient at the time, not because the shader needs it.

So the only real blocker is the opaque gradient texture covering the floor area. The gradient texture is generated as a full rectangle at 8x scale with alpha=255 everywhere. If I make it alpha=0 inside the floor polygon during generation, the floor on ground_floor shows through, and the shader on ground only processes wall/symbol/edge pixels.

The transparent-gradient approach was the right idea. Want me to try it again? I'll be more careful this time — the bug last time was likely the inside array indexing (inside[#inside] instead of inside[#inside + 1]).

Why do we need to draw the floor polygons at all?

Good point. If the bg fills with floor_color instead of wall_bg_color_2, and the gradient texture only covers the wall area, the floor is just the absence of wall. No floor polygon needed at all.

The layer order becomes:

  1. bg — fills with floor_color (the dark playable area)
  2. ground_effects — wall arrows, future ground effects
  3. ground — wall gradient (wall area only) + symbols + edges + shader

No floor polygon drawing, no stencil, no transparency tricks. Just make the gradient texture not cover the floor area during generation.

There is a gradient for the floor though, that can be its own texture however

Right. So the clean pipeline would be:

  1. bg — base fill
  2. ground_floor — floor gradient texture (own layer, own texture)
  3. ground_effects — wall arrows, ground effects
  4. ground — wall gradient texture (wall area only) + symbols + edges + shader

Each texture covers its own area, no overlap. Ground effects slot cleanly between floor and wall with no stencils or transparency hacks needed.

To get there I need to:

  1. Split the gradient texture generation into two textures — floor and wall — using the point-in-polygon test
  2. Draw them on separate layers
  3. Remove the floor polygon drawing entirely

Want me to go ahead with this?

Let's do one thing at once. First remove the floor polygon drawing and let me see what it looks like.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Done. Floor polygon drawing removed. The floor area will now show whatever the gradient texture has there (which is the wall gradient colors, since the texture covers everything). Test it.

OK, now the wall shader is being applied to the floor. Why is that the case?[Image #2]

[Pasted image/png]

[Image: source: E:\media\anchor_QYzwDitdId.png]

Because the gradient texture covers the entire map bounding box — it's one big opaque rectangle. Without the floor polygon drawing on top to overwrite it in the floor area, the gradient fills everything and the shader processes all of it (including the floor area) as wall pixels.

The gradient texture itself needs to not cover the floor area. I need to set alpha=0 for texels inside the floor polygon during texture generation. That's the point-in-polygon fix from before — but this time without any layer changes, just modifying the texture data.

Want me to add that now?

Sure.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now the gradient texture has alpha=0 inside the floor polygon and alpha=255 in the wall area. The bg fill (wall_bg_color_2) will show through in the floor area. Test it.

[Image #3]

[Pasted image/png]

[Image: source: E:\media\anchor_c8jYsc5UbM.png]

Two issues visible:

  1. Symbols in the floor area — they were always being drawn there, but the floor polygon used to cover them. Now that it's gone, they're exposed.
  2. Blocky boundary — the gradient texture is 8x scale, so the alpha cutoff is blocky at the floor/wall edge.

The symbols issue is straightforward — I need to skip drawing symbols that are inside the floor polygon. The blocky boundary will be handled later when we add the floor gradient texture (its smooth edge will cover the gradient's blocky alpha edge).

Want me to fix the symbols first?

The floor gradient texture is just a linear gradient, it doesn't have the shape of the floor, it won't fix the block issue.

You're right — the floor gradient is just a linear color ramp, it won't mask the blocky alpha edge.

The blocky boundary is because the gradient texture is at 8x scale (each texel = 8x8 pixels). The point-in-polygon test at that resolution creates staircase edges. I could increase the resolution of the texture near the boundary, or I could do a smoother alpha falloff — instead of binary 0/255, blend alpha over a few texels at the boundary so bilinear filtering smooths it out.

Or we could keep the floor polygon drawing on ground purely as a mask to cover the blocky gradient edge, while still having ground_floor below for effects. The floor polygon wouldn't need the shader — it just cleans up the boundary.

What approach do you prefer?

Let's draw the floor polygon then

Read (E:\a327ex\Orblike\main.lua)

6472     local view_x1 = cam_x + gw/2 + ws*2
6473        local view_y1 = cam_y + gh/2 + ws*2
6474    
6475        for i = 0, #wall_points/4 - 1 do
6476          local px = wall_points[i*4 + 1]
6477          local py = wall_points[i*4 + 2]
6478          local pr = wall_points[i*4 + 3]
6479          if px >= view_x0 and px <= view_x1 and py >= view_y0 and py <= view_y1 then
6480            ground:push(px, py, pr)
6481            draw_fn(ws, ww, white)

Read (E:\a327ex\Orblike\main.lua)

6483       end
6484        end
6485      end
6486    
6487      -- 3. Draw wall edge lines along the floor polygon boundary

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now we have both: gradient texture with alpha=0 in floor area (so a layer between them would show through), plus the floor polygon on ground to clean up the boundary. Test it — should look identical to the original.

Now the blocky problem still occurs, change that back

The floor polygon is drawn on ground which goes through the shader. The shader's is_floor branch detects the floor-colored pixels and outputs them — so the floor polygon should cover the blocky gradient edge cleanly. But the shader might be doing something to the floor pixels at the boundary.

Wait — the issue is the gradient texture itself. Even though the floor polygon covers it, the gradient texture with alpha=0 in the floor area still has blocky edges on the ground layer. The shader processes the entire layer including the gradient's blocky boundary pixels.

The transparent gradient was only needed if we wanted a layer between floor and wall. Since we're drawing the floor polygon on ground anyway, the gradient doesn't need transparency at all — it gets covered by the floor polygon just like before.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Gradient is back to fully opaque. Floor polygon still drawn on top to cover it. Should look identical to the original now.

Yes, it does, but now we're back to square one.

Right. The core problem: we need the floor polygon on ground to cover the blocky gradient edge, but that same floor polygon blocks any layer below from showing through.

The fix is to make the gradient alpha smooth at the boundary instead of binary 0/255. The blockiness was because each 8x8 texel was either fully transparent or fully opaque. If I use a smooth alpha falloff over a few texels at the boundary, bilinear filtering handles the rest.

Then the layer stack works:

  1. bg — fill
  2. ground_floor — floor polygon (no shader)
  3. ground_effects — wall arrows, ground effects
  4. ground — gradient (smooth alpha→0 in floor area) + symbols (wall-area only) + edges + shader

No floor polygon on ground, no stencils. The smooth alpha transition replaces what the floor polygon was doing for the boundary.

Want me to try this?

Launch a or multiple subagents that don't have the full bias of our attempts to try to see if they can come up with a solution on how to separate the floor from walls in a way that doesn't break it.

Agent

[
  {
    "type": "text",
    "text": "Now I have a complete picture. Let me formulate the solution.\n\n---\n\nHere is my analysis and proposed solution.\n\n## The Key Insight\n\nThe `apply_shader` function runs with `glDisable(GL_BLEND)` \u2014 it directly writes RGBA values to the output buffer without blending. This means a shader can write `alpha = 0` for any pixel it wants, effectively \"punching a hole\" in the layer.\n\n## The Solution: Shader-Based Alpha Cutout\n\nThe approach uses the *existing* wall_gradient shader (which already knows how to classify pixels as floor vs. wall vs. symbol) to set alpha=0 on floor pixels. Then you put the floor + ground effects on a layer below, and they show through the transparent holes.\n\n### Layer stack (modified)\n\n```\nbg           - solid wall_bg_color_2 fill (unchanged)\nground_floor - NEW: floor polygon + ground effects (arrows, ice, etc.)\nground       - gradient + symbols + floor polygon + edge lines + shader (MODIFIED: shader outputs alpha=0 for floor pixels)\nground_2     - (unchanged)\n...rest unchanged...\n```\n\n### Step by step\n\n**1. Create `ground_floor` layer (between `bg` and `ground`)**\n\n```lua\nbg = an:layer('bg')\nbg.camera = nil\nground_floor = an:layer('ground_floor')  -- NEW\nground = an:layer('ground')\nground_2 = an:layer('ground_2')\n-- ...rest unchanged\n```\n\n**2. Draw floor polygon + ground effects on `ground_floor`**\n\n```lua\n-- Draw floor on ground_floor\nlocal fc = floor_color()\nfor _, tri in ipairs(map_floor.triangles) do\n  local i, j, k = tri[1], tri[2], tri[3]\n  local ix, iy = wall_edge_get_displaced(i)\n  local jx, jy = wall_edge_get_displaced(j)\n  local kx, ky = wall_edge_get_displaced(k)\n  ground_floor:triangle(ix, iy, jx, jy, kx, ky, fc)\nend\n\n-- Ground effects go here (arrows stuck in ground, ice patches, etc.)\n-- They draw ON TOP of the floor, on this same layer\n```\n\n**3. Keep `ground` layer drawing EXACTLY as it is today**\n\nThe ground layer still draws: gradient -> symbols -> floor polygon -> edge lines -> apply wall_gradient shader. Nothing changes in what gets drawn. The floor polygon still covers the gradient's blocky edges perfectly.\n\n**4. Modify the wall_gradient shader to output alpha=0 for floor pixels**\n\nThis is the only real change. In `wall_gradient.frag`, change the floor branch from:\n\n```glsl\n} else if (is_floor) {\n    int fmode = int(u_floor_mode + 0.5);\n    vec3 floor_out = u_floor_color.rgb;\n    if (fmode == 0) {\n        floor_out = u_floor_color.rgb;\n    }\n    FragColor = vec4(floor_out, 1.0);\n```\n\nTo:\n\n```glsl\n} else if (is_floor) {\n    // Make floor pixels transparent so ground_floor layer shows through\n    FragColor = vec4(0.0, 0.0, 0.0, 0.0);\n```\n\n**5. Add `ground_floor` to render/draw pipeline**\n\n```lua\nbg:render()\nground_floor:render()  -- NEW\nground:render()\n-- ...\n\nbg:draw()\nground_floor:draw()    -- NEW\nground:draw()\n-- ...\n```\n\n### Why This Works (and Avoids All Previous Problems)\n\n**No staircase artifacts**: The floor polygon is still drawn at full screen resolution on `ground`, with proper anti-aliased edges, cleanly covering the gradient. The shader then reads those pixels and sees floor_color, outputting alpha=0. At the boundary, the anti-aliased floor polygon edge creates a *smooth sub-pixel blend* between floor_color and gradient_color. Pixels that are partially floor-colored will have `is_floor` evaluate to false (because the blended color won't match floor_color closely enough), so they'll fall through to the wall branch and remain opaque. This creates a clean boundary \u2014 pure floor pixels become transparent, boundary pixels stay opaque with wall coloring, and wall pixels stay opaque.\n\n**The smooth edge is preserved**: The gradient-to-floor boundary looks exactly like it does today \u2014 the floor polygon's anti-aliased edges create the clean visual boundary. The only difference is what happens *behind* the floor area: instead of seeing the floor color from the `ground` layer, you see the floor color (and any effects) from `ground_floor` below.\n\n**Shader classification still works**: Wall symbols (255,254,253 marker) are still detected and colorized. Floor pixels are detected and made transparent. Wall gradient pixels pass through unchanged. Edge lines pass through unchanged (they're drawn after the floor polygon but before the shader, and they're not floor_color, so they're classified as wall pixels).\n\n**Ground effects are properly layered**: Effects on `ground_floor` are above the floor but below everything on `ground` (gradient, symbols, edge lines). When `ground` composites over `ground_floor`, the transparent floor area reveals the effects, while the opaque wall area covers them.\n\n### Potential Edge Case: Anti-Aliased Boundary Pixels\n\nThere's a subtlety at the boundary. Where the floor polygon's anti-aliased edge partially covers the gradient, you get blended pixels that are neither pure floor_color nor pure gradient_color. These will fall to the `else` (wall) branch and output opaque. This is actually *desirable* \u2014 it means the wall gradient bleeds right up to the floor boundary, and the floor + effects show through everywhere else.\n\nHowever, you may want to slightly tighten or loosen the `is_floor` threshold (currently `< 0.05`) to control exactly where the cutout boundary falls. If you see a faint colored fringe at the edge, tightening it (e.g., `< 0.03`) will make the transparent area slightly smaller, keeping more of the anti-aliased blend opaque. If you see the floor color peeking through where it shouldn't, loosening it will cut more aggressively.\n\n### One Concern: Premultiplied Alpha\n\nThe layer compositing uses `glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA)`, which assumes premultiplied alpha. When the shader outputs `vec4(0, 0, 0, 0)` for floor pixels, that's correct premultiplied (zero RGB, zero alpha = fully transparent). But within the `ground` layer itself, after the shader makes floor pixels transparent, if any subsequent draws happen on that layer after the shader pass (which I don't think they do \u2014 the shader is the last thing), those draws would alpha-blend onto the now-transparent pixels, which should work fine.\n\n### Alternative: If the threshold approach has fringing issues\n\nIf the color-matching threshold creates visible artifacts at the boundary, there's a more robust variant. Instead of detecting floor_color in the shader, you could pass the floor polygon as a second texture (render the floor polygon triangles into a temporary layer, pass that layer's texture to the shader). Then the shader tests the mask texture's alpha rather than color-matching. This gives perfect pixel-accurate floor detection. But I'd try the simple color-threshold approach first \u2014 it should work well given the shader already does this classification."
  },
  {
    "type": "text",
    "text": "agentId: a399ae3097610dd77 (use SendMessage with to: 'a399ae3097610dd77' to continue this agent)\n<usage>total_tokens: 49252\ntool_uses: 23\nduration_ms: 164993</usage>"
  }
]

Both agents independently converged on the same solution:

Modify the shader to output alpha=0 for floor pixels. Keep ground exactly as-is (gradient → symbols → floor polygon → edges → shader). The floor polygon still masks the blocky gradient edge perfectly. Then the shader detects floor-colored pixels and makes them transparent, so a layer below shows through.

The layer stack:

  1. ground_floor — floor polygon + ground effects (visible through the transparent hole)
  2. ground — everything as before, but shader outputs alpha=0 for floor pixels

One line change in the shader:

} else if (is_floor) {
    FragColor = vec4(0.0, 0.0, 0.0, 0.0);  // transparent — ground_floor shows through

No stencils, no gradient texture changes, no blocky edges. The floor polygon's smooth anti-aliased edges still do the masking — the shader just punches a hole where it sees floor color.

Want me to implement this?

Sure, but it'll still look blocky

I think this one will actually be smooth — here's why: the alpha boundary is determined by the floor polygon (full screen resolution) and the shader's color match (per-pixel), not by the gradient texture's 8x resolution. Anti-aliased floor polygon edge pixels blend floor+gradient colors, fail the is_floor check, and stay opaque. So the transparent-to-opaque transition follows the polygon edge, not the texel grid.

But let's find out. First, revert the gradient texture back to fully opaque (remove the inside array stuff), then add the layer and shader change.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Good, gradient is back to fully opaque. Now add ground_floor layer and draw floor polygon + wall arrow on it:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Grep (bg:render())

6825:  bg:render()

Read (E:\a327ex\Orblike\main.lua)

6825   bg:render()
6826      ground:render()
6827      ground_2:render()
6828      enemy_layer:render()
6829      ability_layer:render()
6830      game:render()
6831      effects:render()
6832      ui:render()
6833    
6834      bg:draw()
6835      ground:draw()
6836      ground_2:draw()
6837      enemy_layer:draw()
6838      ability_layer:draw()
6839      game:draw()
6840      effects:draw()
6841      ui:draw()
6842      if recording then
6843        -- Capture enough frames to match game time (2 steps = 1 frame at 60fps)
6844        local steps_elapsed = an.step - recording_last_step

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now draw the floor polygon on ground_floor (keeping it on ground too as the mask):

Read (E:\a327ex\Orblike\main.lua)

6486   if edge_style ~= 'none' then
6487        local edge_color = wall_edge_color_base()
6488        local dash_len = 5
6489        local gap_len = 10
6490        local edge_width = 2
6491        if wall_edge_wave then
6492          local w = wall_edge_wave
6493          local wn = w.n
6494          for i = 1, wn do
6495            local j = (i % wn) + 1

Grep (-- 3. Draw floor polygon)

6474:  -- 3. Draw floor polygon (covers blocky gradient edge + symbols in floor area)

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now modify the shader to output alpha=0 for floor pixels:

Edit (E:\a327ex\Orblike\assets\wall_gradient.frag)

The file E:\a327ex\Orblike\assets\wall_gradient.frag has been updated successfully.

Now move the wall arrow to draw on ground_floor instead of game:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now let me check if layer compositing respects alpha. Let me look at how layers are drawn:

Grep (layer.draw\b|execute.draw|blit|composite)

2336:// Screen blit resources
3558:static void layer_queue_draw(Layer* layer, float x, float y) {
4546:    // Reset to default blend mode for screen blit
5439:static int l_layer_draw(lua_State* L) {
5444:    layer_queue_draw(layer, x, y);
8593:    // Create screen shader for blitting layers
8875:    lua_register(L, "layer_draw", l_layer_draw);
9614:    // Screen blit resources
9970:            // Manual compositing: use layer_draw queue
9999:            // Automatic compositing: blit each layer in order (first created = bottom)

[Showing results with pagination = limit: 10]

Read (E:\a327ex\Anchor\engine\src\anchor.c)

4540         }
4541        }
4542    
4543        // Final flush
4544        batch_flush();
4545    
4546        // Reset to default blend mode for screen blit
4547        apply_blend_mode(BLEND_ALPHA);
4548    }
4549    
4550    // Find or create a named layer
4551    static Layer* layer_get_or_create(const char* name) {
4552        // Check if layer already exists
4553        for (int i = 0; i < layer_count; i++) {
4554            if (strcmp(layer_names[i], name) == 0) {

Grep (BLEND_ALPHA|blend_alpha|SRC_ALPHA)

360:    BLEND_ALPHA = 0,
373:    uint8_t blend_mode;     // BLEND_ALPHA, BLEND_ADDITIVE, BLEND_MULTIPLY
1682:        layer->current_blend = BLEND_ALPHA;
1694:    layer->current_blend = BLEND_ALPHA;
4331:        case BLEND_ALPHA:
4334:            glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,  // RGB
4335:                                GL_ONE, GL_ONE_MINUS_SRC_ALPHA);       // Alpha
4340:            glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE,  // RGB
4351:    uint8_t current_blend = BLEND_ALPHA;  // Start with default
4547:    apply_blend_mode(BLEND_ALPHA);

[Showing results with pagination = limit: 10]

Layer compositing uses GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA — standard alpha blending. Transparent pixels (alpha=0) on ground will correctly reveal ground_floor below.

Test it — should look identical to original, with wall arrow now on ground_floor (above floor, below wall).

Oh, now it works. Wall arrow should be pushed outwards (opposite of projectile direciton) a little, and the color of the wall arrow is not respecting the color of the original projectile.

Grep (orbs[1])

7381:        local src = self.source_orb or orbs[1]
7460:              local src = self.source_orb or orbs[1]
7522:              local src = self.source_orb or orbs[1]
9632:            local src = self.source_orb or orbs[1]
10598:orbs[1]:add_ability('piercing_arrow')
10609:orbs[1].edition = 2   -- ruby

The orb has edition 2 (ruby), so the projectile gets edition coloring via the shader. But the wall arrow doesn't apply any edition shader. Let me check how the projectile draws with edition:

Read (E:\a327ex\Orblike\main.lua)

7588         return
7589          end
7590        end
7591      end
7592    
7593      -- Draw
7594      local proj_ed = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0
7595      if proj_ed > 0 then
7596        self.al:shader_set_float(draw_shader, 'u_edition', proj_ed)
7597        self.al:shader_set_float(draw_shader, 'u_time', an.time)
7598      end
7599      local s = self.spring.main.x
7600      local c = self.flashing and fg_color() or self.color()
7601      if self.is_ball_lightning then
7602        -- Core orb only; zone visuals handled by the area object
7603        self.al:push(self.x, self.y, 0, s, s)
7604        self.al:circle(0, 0, 3, c)
7605        self.al:pop()
7606      elseif self.arc_shape then
7607        local arc_r = self.h/2

The projectile uses draw_shader with u_edition to get its edition color. The wall arrow doesn't use any shader. Let me check what draw_shader is:

Grep (draw_shader)

2045:    ability_layer:shader_set_float(draw_shader, 'u_edition', orb_ed)
2046:    ability_layer:shader_set_float(draw_shader, 'u_time', an.time)
4547:    ability_layer:shader_set_float(draw_shader, 'u_edition', 0)
5154:-- Edition hue centers (must match draw_shader.frag edition table)
6569:set_draw_shader('assets/draw_shader.frag')

[Showing results with pagination = limit: 5]

The edition coloring comes from the draw shader on ability_layer. The wall arrow is on ground_floor which doesn't have that shader. I need to pass the edition info and use ability_particle_color to get the correct color, like other hit effects do.

Now let me fix both issues — push outward and correct color:

Grep (ability_particle_color)

1172:      local pc = ability_particle_color(orb_ed, def.color)
1213:    local pc = ability_particle_color(orb_ed, def.color)
2139:                    local dpc = ability_particle_color(orb_ed, def.color)
2373:            color = ability_particle_color(orb_ed, def.color),
2638:              local rg_pc = ability_particle_color(orb_ed, def.color)

[Showing results with pagination = limit: 5]

Grep (function ability_particle_color)

6589:function ability_particle_color(ed, ability_color)

Read (E:\a327ex\Orblike\main.lua)

6589 function ability_particle_color(ed, ability_color)
6590      return edition_base_color(ed) or ability_color
6591    end
6592    
6593    -- Flat color palette (no shader effect, just sets draw color)
6594    -- These are cycled through BEFORE the edition effects
6595    flat_color_names = {'blue', 'purple', 'red', 'green', 'orange', 'yellow', 'blue2', 'neutral'}
6596    flat_colors = {blue, purple, red, green, orange, yellow, blue2, fg_alt}
6597    
6598    -- Edition effects toggle: apply edition shader to effects layer too
6599    edition_affects_effects = false
6600    
6601    -- Ground pattern state
6602    -- Ground pattern parameters
6603    ground_active = true

Good. Now update the wall arrow spawn to pass edition and push outward:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now update wall_arrow to handle being passed a color object directly (since ability_particle_color returns a color object):

Read (E:\a327ex\Orblike\main.lua)

8580   self.timer:after(an.random:float(0.8, 2), function()
8581        self.timer:every(0.05, function() self.hidden = not self.hidden end, 7, function() self:kill() end)
8582      end)
8583    end
8584    
8585    function wall_arrow:update(dt)
8586      if self.hidden then return end
8587      local s = self.spring.hit.x
8588      local c = self.flashing and fg_color() or self.color()
8589      ground_floor:push(self.x, self.y, self.r, s, s)
8590      ground_floor:rounded_rectangle(-self.w/2, -self.h/2, self.w, self.h, 2, c)
8591      ground_floor:pop()
8592    end
8593    
8594    
8595    hit_circle = object:extend()
8596    function hit_circle:new(x, y, args)
8597      object.new(self)
8598      self.x, self.y = x, y
8599      args = args or {}
8600      self.radius = args.radius or 8
8601      self.draw_color = args.color and args.color:clone() or fg_color:clone()
8602      self.duration = args.duration or 0.2
8603      self:add(timer())
8604      self.timer:tween(self.duration, self, {radius = 0}, math.cubic_in_out, function() self:kill() end)
8605    end
8606    
8607    function hit_circle:change_color(fraction, target_color)
8608      self.timer:after(fraction*self.duration, function() self.draw_color = target_color:clone() end)
8609      return self

The self.color() call works if self.color is a color object with __call. ability_particle_color returns a color object, so that should be fine.

Done:

Test it.

2 pixels, and the color is still wrong. The projectile is a light red and the wall arrow is a dark red.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

The color issue: the projectile looks light red because the edition draw shader brightens/colorizes it on ability_layer. ability_particle_color just returns the base edition color which is darker. The projectile's actual drawn color is self.color() (fg_color = white) run through the edition shader, making it light red.

The wall arrow should just use the projectile's own color directly — white — and the dark red edition color is wrong for it. Let me revert to passing the projectile's color:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

But this gives white (fg_color) since piercing_arrow's color is fg_color. The projectile appears light red only because the edition shader transforms white → light red on ability_layer. The wall arrow on ground_floor doesn't have that shader.

To match the projectile's visual color, I need to apply the same edition shader to the wall arrow. I could draw it on ability_layer instead, or apply the draw shader to ground_floor. But that might affect the floor too.

Alternatively, I can compute the edition color at the right brightness. Let me check what edition_base_color returns vs what the shader produces:

Grep (function edition_base_color)

6577:function edition_base_color(ed)

Read (E:\a327ex\Orblike\main.lua)

6577 function edition_base_color(ed)
6578      if not ed or ed <= 0 then return nil end
6579      if ed == 12 then return color(150, 180, 255) end  -- polychrome: blueish
6580      if ed == 13 then return color(180, 180, 190) end  -- silver
6581      if ed == 14 then return color(240, 240, 240) end  -- white
6582      if ed >= 15 and ed <= 22 then return flat_colors[ed - 14] end
6583      local h = edition_hues[ed]
6584      if h then return hsl_color(h, 0.6, 0.6) end
6585      return nil
6586    end
6587    
6588    -- Particle color for an ability with edition: returns edition base color if active, otherwise ability color
6589    function ability_particle_color(ed, ability_color)
6590      return edition_base_color(ed) or ability_color
6591    end

edition_base_color(2) uses hsl_color(h, 0.6, 0.6) — saturation 0.6, lightness 0.6. The draw shader probably produces a brighter version. The issue is the lightness — 0.6 is dark, but the shader makes it lighter.

The simplest fix: make a brighter edition color for the wall arrow:

Grep (edition_hues)

5155:edition_hues = {
6583:  local h = edition_hues[ed]

Read (E:\a327ex\Orblike\main.lua)

5155 edition_hues = {
5156      [2] = 0.95,  -- ruby
5157      [3] = 0.9,   -- rose
5158      [4] = 0.08,  -- amber
5159      [5] = 0.12,  -- gold
5160      [6] = 0.25,  -- lime
5161      [7] = 0.35,  -- emerald
5162      [8] = 0.5,   -- cyan
5163      [9] = 0.6,   -- sapphire
5164      [10] = 0.7,  -- indigo
5165      [11] = 0.78, -- violet
5166    }
5167    
5168    wall_palettes = {
5169      {name = 'blue',    wall = blue,    wall2 = blue2,   sym_darken = 0.175},
5170      {name = 'purple',  wall = purple,  wall2 = blue2,   sym_darken = 0.175},
5171      {name = 'red',     wall = red,     wall2 = purple,  sym_darken = 0.15},
5172      {name = 'green',   wall = green,   wall2 = blue,    sym_darken = 0.125},
5173      {name = 'orange',  wall = orange,  wall2 = blue,    sym_darken = 0.1},
5174      {name = 'yellow',  wall = yellow,  wall2 = orange,  sym_darken = 0.1},

The simplest approach: use hsl_color(h, 0.5, 0.8) — same hue, lighter — to match what the shader visually produces. Let me make a bright edition color function:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Test it — should be a light red now matching the projectile's visual appearance.

Does this solution work for all colors and all editions? A polychrome wall arrow should be polychrome. Isn't the right solution to use the shader for the wall arrows only? We can use shaders per-object now.

You're right — hardcoding HSL values is a hack that breaks for polychrome, silver, etc. Using the draw shader per-object is the correct solution.

Grep (shader_set_float.*u_edition|set_draw_shader|draw_shader)

2045:    ability_layer:shader_set_float(draw_shader, 'u_edition', orb_ed)
2046:    ability_layer:shader_set_float(draw_shader, 'u_time', an.time)
4547:    ability_layer:shader_set_float(draw_shader, 'u_edition', 0)
5154:-- Edition hue centers (must match draw_shader.frag edition table)
6569:set_draw_shader('assets/draw_shader.frag')
6570:draw_shader = get_draw_shader()
6810:    effects:shader_set_float(es, 'u_edition', edition_mode)
7189:    ability_layer:shader_set_float(draw_shader, 'u_edition', player_ed)
7190:    ability_layer:shader_set_float(draw_shader, 'u_time', an.time)
7194:    ability_layer:shader_set_float(draw_shader, 'u_edition', 0)

[Showing results with pagination = limit: 10]

I see — draw_shader is the global draw shader that colors things by edition. The projectile sets u_edition on ability_layer before drawing and resets it after. I'll do the same for the wall arrow on ground_floor:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now update wall_arrow to store edition and use the draw shader:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now the wall arrow uses the same draw shader with u_edition as the projectile — polychrome will be polychrome, ruby will be ruby, etc. Test it.

Great, now update interactions.md with Piercing Arrow, and let's test all interactions. Give me 6 orbs with piercing arrow, testing one interaction on each. Then we'll repeat until we're done with it.

Read (E:\a327ex\Orblike\interactions.md)

0    # Ability–Modifier Interactions
1   
2   How every modifier actually affects every ability in the current codebase.
3   
4   ---
5   
6   ## fireball (projectile, area, spell, fire)
7   
8   Projectile that spawns an instant area on hit.
9   
10  - **projectile_spread** — N projectiles in a fan.
11  - **projectile_parallel** — Duplicates each shot with lateral offset.
12  - **projectile_back** — Adds one projectile aimed backwards.
13  - **projectile_sides** — Adds two projectiles at 90-degree angles.
14  - **projectile_nova** — 8 evenly spaced projectiles. Overrides projectile_spread/projectile_back/projectile_sides.
15  - **area_spread** — No effect.
16  - **area_parallel** — No effect.
17  - **area_back** — No effect.
18  - **area_sides** — No effect.
19  - **area_nova** — No effect.
20  - **spread** — Equivalent to projectile_spread — N projectiles in a fan.
21  - **parallel** — Equivalent to projectile_parallel — duplicates each shot with lateral offset.
22  - **back** — Equivalent to projectile_back — adds one projectile aimed backwards.
23  - **sides** — Equivalent to projectile_sides — adds two projectiles at 90-degree angles.
24  - **nova** — Equivalent to projectile_nova — 8 evenly spaced projectiles.
25  - **pierce** — Projectile passes through N enemies without dying.
26  - **chain** — After hitting, redirects to nearest unhit enemy. Chain count = modifier value.
27  - **homing** — After delay, projectile steers toward closest enemy.
28  - **homing_force+/-/--** — Adjusts homing convergence strength.
29  - **homing_force>+/>-** — After 0.5s, homing strength increases or decreases over time.
... [40 more lines]

Now let me write the piercing_arrow interactions section. Since it's a pure projectile with inherent pierce and no area/zone, most area/duration/beam/melee modifiers have no effect:

Read (E:\a327ex\Orblike\interactions.md)

130  - **multistrike** — No effect.
131 - **melee_splash** — No effect.
132 
133 ---
134 

Read (E:\a327ex\Orblike\interactions.md)

133  ---
134 
135 ## fissure (area, directed, spell, melee, earth)
136 
137 Melee wave: spawns sequential instant areas in a line from the caster toward mouse.

Edit (E:\a327ex\Orblike\interactions.md)

The file E:\a327ex\Orblike\interactions.md has been updated successfully.

Now update tags.md:

Edit (E:\a327ex\Orblike\tags.md)

The file E:\a327ex\Orblike\tags.md has been updated successfully.

Now set up 6 orbs with piercing_arrow, each testing a different modifier. First batch — the projectile pattern modifiers:

Read (E:\a327ex\Orblike\main.lua)

10595    p1.x, p1.y = gw/2, gh/2
10596   
10597   -- Camera follows player
10598   an.camera.x, an.camera.y = p1.x, p1.y
10599   an.camera:follow(p1, 0.9, 0.3)
10600   
10601   add_orbs(4)
10602   -- Formations on player (hold, dedicated keys)
10603   p1:add_ability('lance', {key = '1'})
10604   p1:add_ability('wall', {key = '2'})
10605   p1:add_ability('snake', {key = '3'})
10606   p1:add_ability('deploy', {key = '4'})
10607   -- Performance stress test: homing paths + psylance magnetic_area
10608   orbs[1]:add_ability('piercing_arrow')
10609   orbs[2]:add_ability('psylance')
10610   orbs[2]:add_modifier('nova', true)
10611   orbs[2]:add_modifier('magnetic_area', true)
10612   orbs[3]:add_ability('railgun')
10613   orbs[3]:add_modifier('homing', true)
10614   orbs[3]:add_modifier('spread', 5)

Read (E:\a327ex\Orblike\main.lua)

10615    orbs[4]:add_ability('beam')
10616   orbs[4]:add_modifier('returning_arc', true)
10617   orbs[4]:add_modifier('spread', 3)
10618   orbs[4]:add_modifier('ability_echo', 2)
10619   orbs[1].edition = 2   -- ruby
10620   orbs[2].edition = 7   -- emerald
10621   orbs[3].edition = 9   -- sapphire
10622   orbs[4].edition = 12  -- polychrome
10623   debug_ability_index = 1
10624   

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Batch 1 tests:

  1. Base — no mods, plain piercing arrow
  2. spread(3) — fan of 3 arrows
  3. parallel(3) — 3 parallel arrows
  4. nova — 8 arrows in all directions
  5. back + sides — forward + backward + both sides
  6. homing — steers toward enemies

Test it.

What are the keys for orbs 5 and 6?

Looking at the orb keybinds:

Read (E:\a327ex\Orblike\main.lua)

938    arrow_barrage = {
939     activation = 'manual',
940     tags = {'projectile', 'physical'},
941     cooldown = 1.5,
942     color = fg_color,
943     fire_sound = 'caustic_arrow_fire',
944     barrage_count = 5,
945     barrage_delay = 0.06,
946     barrage_jitter = math.pi/16,
947   },

Read (E:\a327ex\Orblike\main.lua)

948    righteous_fire = {
949     activation = 'toggle',
950     tags = {'area', 'fire'},
951     carrier = 'toggle_area',
952     color = red,
953     area_radius = 64,
954     area_duration = 9999,
955     area_tick_rate = 0.15,
956     start_sound = 'rf_start',
957     loop_sound = 'rf_loop',
958     end_sound = 'rf_end',
959     hit_sounds = {'rf_hit_3'},
960     steady_rotation = true,
961   },
962 }

Orb 1 = mouse1, orb 2 = mouse3, orb 3 = Q, orb 4 = E, orb 5 = R, orb 6 = T.

Make sure their editions are random on startup.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Perfect, next 6 modifiers.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Batch 2:

  1. projectile_speed+++ — 2x speed
  2. projectile_speed--- — 0.5x speed
  3. near_return — travels to 50 range then returns
  4. returning_arc — curves in arc then returns
  5. knockback+++ — strong knockback on hit
  6. ability_echo(3) — fires 3 times

Test it.

Next 6

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Batch 3:

  1. null_conversion — fires from orb position, purple color
  2. ability_copy — all other orbs fire piercing_arrow too
  3. cast_on_expire(fireball) — fireball explodes on wall hit
  4. cast_on_apex + mid_return — frost_nova at turning point
  5. homing + homing_force+ — strong homing
  6. spread(3) + returning_arc — fan of 3 arcing arrows

Test it.

cast_on_expire with fireball should fire the fireball projectile towards the mouse position, not spawn its area only. It should fire the ability as though it were fired normally, for all abilities, just from the position of the projectile instead

Grep (cast_on_expire)

3689:          if do_tick and mods.cast_on_expire and self.beam_expire_counter % mods.cast_on_expire == 0 then
7710:  -- cast_on_expire: fire linked spell at death position
7711:  if self.mods.cast_on_expire then
7712:    local expire_ability = self.mods.cast_on_expire
10608:orbs[3]:add_modifier('cast_on_expire', 'fireball')  -- 3: cast on expire

Read (E:\a327ex\Orblike\main.lua)

7710   -- cast_on_expire: fire linked spell at death position
7711      if self.mods.cast_on_expire then
7712        local expire_ability = self.mods.cast_on_expire
7713        local expire_def = abilities[expire_ability]
7714        if expire_def then
7715          an:add(area(self.x, self.y, {ability = expire_ability, color = expire_def.color, mods = self.mods, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0}))
7716          an.camera.shake:shake(6, 0.3)
7717        end
7718      end
7719    
7720      -- Kill the attached zone
7721      if self.bl_zone then
7722        self.bl_zone:kill()
7723        self.bl_zone = nil
7724      end

Currently it just spawns an area directly. It should instead fire the ability through orb:activate with an override position, just like cast_on_apex and the ball_lightning tick do:

Grep (cast_on_apex)

7450:        -- cast_on_apex: fire linked ability at turning point
7451:        if self.mods.cast_on_apex then
7452:          local apex_name = self.mods.cast_on_apex
7512:        -- cast_on_apex: fire linked ability at turning point
7513:        if self.mods.cast_on_apex then

[Showing results with pagination = limit: 5]

Read (E:\a327ex\Orblike\main.lua)

7450         -- cast_on_apex: fire linked ability at turning point
7451            if self.mods.cast_on_apex then
7452              local apex_name = self.mods.cast_on_apex
7453              local apex_def = abilities[apex_name]
7454              if apex_def then
7455                local carrier = apex_def.carrier
7456                if carrier == 'self_area' or carrier == 'aimed_area' or carrier == 'melee' then
7457                  an:add(area(self.x, self.y, {ability = apex_name, color = apex_def.color, mods = self.mods, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0}))
7458                  an.camera.shake:shake(3, 0.15)
7459                else
7460                  local src = self.source_orb or orbs[1]
7461                  local aim_r = math.angle_to_point(self.x, self.y, an.camera.mouse.x, an.camera.mouse.y)
7462                  if src then src:activate(apex_name, {x = self.x, y = self.y, r = aim_r}) end
7463                end
7464              end
7465            end
7466            self.timer:tween(0.3, self, {visual_spin = an.random:choice({-1, 1})*2*math.pi}, math.cubic_out)
7467          elseif t >= 0.5 then
7468            self.speed_mult = math.remap(t, 0.5, 1, 1, 0.05)
7469          end

Good — cast_on_apex already does it right: for self_area/aimed_area/melee carriers it spawns an area directly, for everything else (projectiles, etc.) it fires through src:activate. I'll use the same pattern for cast_on_expire:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now cast_on_expire fires the linked ability as though it were fired normally from the projectile's death position, aimed toward the mouse. Fireball will launch a projectile, not just spawn its area. Test it.

Currently it's firing a projectile that also has cast_on_expire because I think it inherits all the mods from the parent projectile. I think it should inherit mods but not cast_on_expire itself. It should never inherit the trigger mod, same should be true for other triggers like cast_on_apex and so on.

Read (E:\a327ex\Orblike\main.lua)

7710   -- cast_on_expire: fire linked ability at death position
7711      if self.mods.cast_on_expire then
7712        local expire_name = self.mods.cast_on_expire
7713        local expire_def = abilities[expire_name]
7714        if expire_def then
7715          local carrier = expire_def.carrier
7716          if carrier == 'self_area' or carrier == 'aimed_area' or carrier == 'melee' then
7717            an:add(area(self.x, self.y, {ability = expire_name, color = expire_def.color, mods = self.mods, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0}))
7718            an.camera.shake:shake(3, 0.15)
7719          else
7720            local src = self.source_orb or orbs[1]
7721            local aim_r = math.angle_to_point(self.x, self.y, an.camera.mouse.x, an.camera.mouse.y)
7722            if src then src:activate(expire_name, {x = self.x, y = self.y, r = aim_r}) end
7723          end
7724        end
7725      end
7726    
7727      -- Kill the attached zone
7728      if self.bl_zone then
7729        self.bl_zone:kill()

The issue is that src:activate passes all mods from the orb, which includes cast_on_expire. I need to strip trigger mods before firing. But activate builds mods from the player and orb slots — it doesn't use self.mods directly. The trigger mod is on the orb's slots.

Actually, looking at activate more carefully — it reads mods from p1:get_mods() plus the orb's own slots. So cast_on_expire is on the orb, and the child ability inherits it.

The cleanest fix: strip trigger mods from the mods passed to the child. For the area path I can strip from self.mods, and for the activate path I need to pass a flag. Let me check if activate supports filtering:

Actually, the simplest approach: in projectile:new, if the projectile was spawned by a cast_on_expire trigger, don't inherit trigger mods. But that requires threading state through.

Simpler: just strip the trigger mods from self.mods before passing them to the child, for both code paths:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now I need activate to use child_mods from override_pos when provided, instead of rebuilding mods from the orb slots. Let me check how activate builds mods:

Read (E:\a327ex\Orblike\main.lua)

1154     local mods = p1:get_mods()
1155        for _, slot in ipairs(self.slots) do
1156          if slot.type == 'modifier' then mods[slot.name] = slot.value end
1157        end
1158        if mods.null_conversion then is_null = true; def = setmetatable({color = purple}, {__index = def}) end
1159      end
1160      local delay = is_null and 0 or self.activation_delay
1161    
1162      if not override_pos then
1163        if is_null then
1164          self.flashing = true
1165          self.timer:after(0.1, 'flash', function() self.flashing = false end)
1166          self.spring:pull('main', 0.5)
1167        else
1168          an:add(slightly_jagged_line(self, p1, {anim_duration = delay, src_color = def.color, dst_color = def.color, edition = orb_ed}))

Read (E:\a327ex\Orblike\main.lua)

1195     else
1196          fire_x, fire_y = p1.x, p1.y
1197          r = p1.r
1198        end
1199        local mods = p1:get_mods()
1200        for _, slot in ipairs(self.slots) do
1201          if slot.type == 'modifier' then
1202            mods[slot.name] = slot.value
1203          end
1204        end
1205        -- Shared area scale factor (used by melee, self_area, aimed_area)
1206        local area_scale = 1
1207        if mods['area+'] then area_scale = area_scale*1.25 end
1208        if mods['area++'] then area_scale = area_scale*1.5 end
1209        if mods['area+++'] then area_scale = area_scale*2.0 end

Mods are rebuilt from player + orb slots inside the fire() closure (line 1199-1203). I need to override this with child_mods when provided via override_pos:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now do the same for cast_on_apex — strip trigger mods there too:

Read (E:\a327ex\Orblike\main.lua)

7450       if t >= 1 then
7451            self.returning_phase = true
7452            self.returning_back_elapsed = 0
7453            self.speed_mult = 0.05
7454            self.visual_spin = 0
7455            -- cast_on_apex: fire linked ability at turning point
7456            if self.mods.cast_on_apex then
7457              local apex_name = self.mods.cast_on_apex
7458              local apex_def = abilities[apex_name]
7459              if apex_def then
7460                local carrier = apex_def.carrier
7461                if carrier == 'self_area' or carrier == 'aimed_area' or carrier == 'melee' then
7462                  an:add(area(self.x, self.y, {ability = apex_name, color = apex_def.color, mods = self.mods, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0}))
7463                  an.camera.shake:shake(3, 0.15)
7464                else
7465                  local src = self.source_orb or orbs[1]

There are two cast_on_apex blocks (one in linear return, one in arc return). Let me create a helper function to avoid duplication:

Grep (cast_on_apex)

7455:        -- cast_on_apex: fire linked ability at turning point
7456:        if self.mods.cast_on_apex then
7457:          local apex_name = self.mods.cast_on_apex
7517:        -- cast_on_apex: fire linked ability at turning point
7518:        if self.mods.cast_on_apex then
7519:          local apex_name = self.mods.cast_on_apex
7724:      child_mods.cast_on_apex = nil
9646:  -- cast_on_apex at midpoint
9649:    if self.mods.cast_on_apex then
9650:      local apex_name = self.mods.cast_on_apex
10628:orbs[4]:add_modifier('cast_on_apex', 'frost_nova')

Three locations. Let me update all three to strip trigger mods. I'll do them one by one:

Read (E:\a327ex\Orblike\main.lua)

7455         -- cast_on_apex: fire linked ability at turning point
7456            if self.mods.cast_on_apex then
7457              local apex_name = self.mods.cast_on_apex
7458              local apex_def = abilities[apex_name]
7459              if apex_def then
7460                local carrier = apex_def.carrier
7461                if carrier == 'self_area' or carrier == 'aimed_area' or carrier == 'melee' then
7462                  an:add(area(self.x, self.y, {ability = apex_name, color = apex_def.color, mods = self.mods, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0}))
7463                  an.camera.shake:shake(3, 0.15)
7464                else
7465                  local src = self.source_orb or orbs[1]
7466                  local aim_r = math.angle_to_point(self.x, self.y, an.camera.mouse.x, an.camera.mouse.y)
7467                  if src then src:activate(apex_name, {x = self.x, y = self.y, r = aim_r}) end

All three cast_on_apex blocks and the cast_on_expire block share the same pattern. Let me add a helper function right before the projectile class:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now replace all three cast_on_apex blocks and the cast_on_expire block with calls to this helper. First cast_on_expire:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now the first cast_on_apex (linear return):

Grep (cast_on_apex: fire linked ability)

7475:        -- cast_on_apex: fire linked ability at turning point
7537:        -- cast_on_apex: fire linked ability at turning point

Read (E:\a327ex\Orblike\main.lua)

7475         -- cast_on_apex: fire linked ability at turning point
7476            if self.mods.cast_on_apex then
7477              local apex_name = self.mods.cast_on_apex
7478              local apex_def = abilities[apex_name]
7479              if apex_def then
7480                local carrier = apex_def.carrier
7481                if carrier == 'self_area' or carrier == 'aimed_area' or carrier == 'melee' then
7482                  an:add(area(self.x, self.y, {ability = apex_name, color = apex_def.color, mods = self.mods, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0}))
7483                  an.camera.shake:shake(3, 0.15)
7484                else
7485                  local src = self.source_orb or orbs[1]
7486                  local aim_r = math.angle_to_point(self.x, self.y, an.camera.mouse.x, an.camera.mouse.y)
7487                  if src then src:activate(apex_name, {x = self.x, y = self.y, r = aim_r}) end
7488                end
7489              end

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now the second cast_on_apex (arc return):

Read (E:\a327ex\Orblike\main.lua)

7521     if not self.returning_phase and self.returning_arc_turning then
7522          local turned = (self.returning_arc_time - self.returning_arc_turn_start)*math.abs(self.returning_arc_turn_rate)
7523          if turned >= math.pi then
7524            self.returning_phase = true
7525            -- cast_on_apex: fire linked ability at turning point
7526            if self.mods.cast_on_apex then
7527              local apex_name = self.mods.cast_on_apex
7528              local apex_def = abilities[apex_name]
7529              if apex_def then
7530                local carrier = apex_def.carrier
7531                if carrier == 'self_area' or carrier == 'aimed_area' or carrier == 'melee' then
7532                  an:add(area(self.x, self.y, {ability = apex_name, color = apex_def.color, mods = self.mods, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0}))
7533                  an.camera.shake:shake(3, 0.15)
7534                else
7535                  local src = self.source_orb or orbs[1]

Read (E:\a327ex\Orblike\main.lua)

7535               local src = self.source_orb or orbs[1]
7536                  local aim_r = math.angle_to_point(self.x, self.y, an.camera.mouse.x, an.camera.mouse.y)
7537                  if src then src:activate(apex_name, {x = self.x, y = self.y, r = aim_r}) end
7538                end
7539              end
7540            end
7541          end
7542        end

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now the third one (at line ~9649). Let me check:

Read (E:\a327ex\Orblike\main.lua)

9646 
9647      -- Draw rock (only during flight)
9648      if not self.landed then
9649        self.rock_r = self.rock_r + self.rock_spin*dt
9650        local base_r = self.area_radius*rock_scale
9651        local verts = self.jagged_verts
9652        local c = self.color()
9653        -- Jagged outline only
9654        for i = 1, #verts do
9655          local v1 = verts[i]
9656          local v2 = verts[i % #verts + 1]
9657          local x1 = rock_x + base_r*v1.d*math.cos(v1.a + self.rock_r)
9658          local y1 = rock_y + base_r*v1.d*math.sin(v1.a + self.rock_r)
9659          local x2 = rock_x + base_r*v2.d*math.cos(v2.a + self.rock_r)
9660          local y2 = rock_y + base_r*v2.d*math.sin(v2.a + self.rock_r)

That's the big_rock drawing, not cast_on_apex. Let me find the third one:

Grep (cast_on_apex)

7240:  child_mods.cast_on_apex = nil
7475:        -- cast_on_apex: fire linked ability at turning point
7476:        if self.mods.cast_on_apex then
7477:          fire_triggered_ability(self.mods.cast_on_apex, self.x, self.y, self.mods, self.source_orb)
7525:        -- cast_on_apex: fire linked ability at turning point
7526:        if self.mods.cast_on_apex then
7527:          fire_triggered_ability(self.mods.cast_on_apex, self.x, self.y, self.mods, self.source_orb)
9624:  -- cast_on_apex at midpoint
9627:    if self.mods.cast_on_apex then
9628:      local apex_name = self.mods.cast_on_apex
10606:orbs[4]:add_modifier('cast_on_apex', 'frost_nova')

Read (E:\a327ex\Orblike\main.lua)

9624   -- cast_on_apex at midpoint
9625      if not self.apex_fired and t >= 0.5 then
9626        self.apex_fired = true
9627        if self.mods.cast_on_apex then
9628          local apex_name = self.mods.cast_on_apex
9629          local apex_def = abilities[apex_name]
9630          if apex_def then
9631            local carrier = apex_def.carrier
9632            -- Self_area abilities cast in the air don't hit anyone
9633            if carrier ~= 'self_area' then
9634              if carrier == 'aimed_area' or carrier == 'melee' then
9635                an:add(area(rock_x, rock_y, {ability = apex_name, color = apex_def.color, mods = self.mods, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0}))
9636                an.camera.shake:shake(3, 0.15)
9637              else
9638                local src = self.source_orb or orbs[1]

Read (E:\a327ex\Orblike\main.lua)

9638             local src = self.source_orb or orbs[1]
9639                local aim_r = math.angle_to_point(rock_x, rock_y, an.camera.mouse.x, an.camera.mouse.y)
9640                if src then src:activate(apex_name, {x = rock_x, y = rock_y, r = aim_r}) end
9641              end
9642            end
9643          end
9644        end
9645      end

This one has special handling (skips self_area since it's in the air). I'll update it to use the helper but keep the self_area exclusion:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

All trigger locations now use fire_triggered_ability which strips cast_on_expire, cast_on_apex, and cast_on_tick from the child's mods. Test it.

Great, everything works actually. Any more modifiers to test for this?

Looking at the interactions list, the remaining untested ones that should actually do something are:

Everything else is "no effect" (area, duration, beam, melee, strike, formation modifiers). Those don't need testing since piercing_arrow has no code paths for them.

The one worth a quick test: trigger_while_channelling with a channeling ability. Want me to set up one orb with piercing_arrow + trigger_while_channelling alongside a channeling ability like beam, or are you satisfied and ready to move on to arrow_barrage?

Sure, try it.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Hold mouse1 to channel beam on orb 1. Orb 2 should auto-fire piercing_arrow while you're channeling. Test it.

No piercing arrows are being fired at all

Grep (trigger_while_channelling|trigger_while_channel)

4457:    if is_active and mods.trigger_while_channelling then
7038:        local auto_trigger = mods.trigger_while_channelling and any_formation and slot.cooldown <= 0
10590:orbs[2]:add_modifier('trigger_while_channelling', true) -- 2: auto-fires while beam is held

Read (E:\a327ex\Orblike\main.lua)

7030       local def = abilities[slot.name]
7031          if def and def.activation == 'manual' then
7032            slot.cooldown = math.max((slot.cooldown or 0) - dt, 0)
7033            local pressed = false
7034            if slot.bind then
7035              if slot.bind.mouse then pressed = an:mouse_is_pressed(slot.bind.mouse) end
7036              if slot.bind.key then pressed = an:key_is_pressed(slot.bind.key) end
7037            end
7038            local auto_trigger = mods.trigger_while_channelling and any_formation and slot.cooldown <= 0
7039            if auto_trigger then
7040              pressed = true
7041            end
7042            if pressed and slot.cooldown <= 0 then
7043              slot.cooldown = auto_trigger and def.cooldown*4 or def.cooldown
7044              if mods.ability_copy then
7045                for _, o in ipairs(orbs) do
7046                  o:activate(slot.name)
7047                end
7048              end
7049            end
7050          end
7051        end
7052      end
7053      self.in_formation = any_formation
7054      if any_formation and not was_in_formation then
7055        sfx('formation_activate4', volumes.formation_activate4)
7056      elseif not any_formation and was_in_formation then
7057        sfx('formation_deactivate2', volumes.formation_deactivate2)
7058      end
7059      if not any_formation and orb_formation_owner == self then

The issue: trigger_while_channelling checks any_formation — it only auto-fires when a formation (lance/wall/snake/deploy) is active, not when beam is channeling. Beam uses activation = 'hold' but its carrier is 'beam', not a formation.

Read (E:\a327ex\Orblike\main.lua)

7000                       add_shockwave(closest_orb.x, closest_orb.y, true, 0.5)
7001                        end
7002                      end
7003                    end
7004                  end
7005                end
7006    
7007                local mx, my = an.camera.mouse.x, an.camera.mouse.y
7008                local dx, dy = mx - deploy_target_x, my - deploy_target_y
7009                local d = math.length(dx, dy)
7010                local deploy_speed = 60
7011                if d > 1 then
7012                  deploy_target_x = deploy_target_x + dx/d*deploy_speed*dt
7013                  deploy_target_y = deploy_target_y + dy/d*deploy_speed*dt
7014                end
7015              end
7016            end
7017          end
7018        end
7019      end
7020      -- Check orbs for active channeled abilities that affect player turn rate
7021      for _, o in ipairs(orbs) do
7022        if o.psylance_active then
7023          local odef = abilities[o:primary_ability()]
7024          if odef and odef.turn_rate then self.turn_rate = odef.turn_rate end
7025        end
7026      end
7027      -- Pass 2: manual abilities
7028      for _, slot in ipairs(self.slots) do
7029        if slot.type == 'ability' then
... [5 more lines]

Grep (any_formation)

6938:  local any_formation = false
6952:          any_formation = true
7038:        local auto_trigger = mods.trigger_while_channelling and any_formation and slot.cooldown <= 0
7053:  self.in_formation = any_formation
7054:  if any_formation and not was_in_formation then
7056:  elseif not any_formation and was_in_formation then
7059:  if not any_formation and orb_formation_owner == self then

Read (E:\a327ex\Orblike\main.lua)

6938   local any_formation = false
6939      local was_in_formation = self.in_formation or false
6940      local mods = self:get_mods()
6941      -- Pass 1: hold abilities (formations)
6942      for _, slot in ipairs(self.slots) do
6943        if slot.type == 'ability' then
6944          local def = abilities[slot.name]
6945          if def and def.activation == 'hold' then
6946            local down = mods.always_channel or false
6947            if not down and slot.bind then
6948              if slot.bind.mouse then down = an:mouse_is_down(slot.bind.mouse) end
6949              if slot.bind.key then down = an:key_is_down(slot.bind.key) end
6950            end
6951            if down then
6952              any_formation = true
6953              orb_formation = def.formation
6954              orb_formation_owner = self
6955              if def.speed_mult then
6956                local sm = def.speed_mult
6957                if mods.unstoppable and sm < 1 then sm = 1 end

any_formation is set when any activation = 'hold' ability is active. Beam is activation = 'hold', so it should set any_formation = true. But beam doesn't have def.formation — it has carrier = 'beam'. Let me check if that matters...

Looking at line 6952: any_formation = true is set for ANY hold ability that's down, regardless of whether it has def.formation. So beam being held should set any_formation = true.

The issue might be that trigger_while_channelling is on the player's mods, but it's on orb 2's modifier. Let me check — mods at line 6940 is self:get_mods() on the player. But trigger_while_channelling is on the orb, not the player.

Read (E:\a327ex\Orblike\main.lua)

7027   -- Pass 2: manual abilities
7028      for _, slot in ipairs(self.slots) do
7029        if slot.type == 'ability' then
7030          local def = abilities[slot.name]
7031          if def and def.activation == 'manual' then
7032            slot.cooldown = math.max((slot.cooldown or 0) - dt, 0)
7033            local pressed = false
7034            if slot.bind then
7035              if slot.bind.mouse then pressed = an:mouse_is_pressed(slot.bind.mouse) end
7036              if slot.bind.key then pressed = an:key_is_pressed(slot.bind.key) end
7037            end
7038            local auto_trigger = mods.trigger_while_channelling and any_formation and slot.cooldown <= 0
7039            if auto_trigger then
7040              pressed = true
7041            end
7042            if pressed and slot.cooldown <= 0 then
7043              slot.cooldown = auto_trigger and def.cooldown*4 or def.cooldown
7044              if mods.ability_copy then
7045                for _, o in ipairs(orbs) do
7046                  o:activate(slot.name)
7047                end
7048              end
7049            end
7050          end
7051        end

This is in the player's update loop (self.slots = player slots). The player's slots have formation abilities (lance, wall, snake, deploy). The player doesn't have piercing_arrow — orbs do. This code only auto-triggers manual abilities in the player's slots, not orb abilities.

The trigger_while_channelling check for orb abilities must be elsewhere. Let me look:

Read (E:\a327ex\Orblike\main.lua)

4450   if ability_name and ability_has_tag(ability_name, 'channeling') then
4451        local primary_def = abilities[ability_name]
4452        local mods = p1:get_mods()
4453        for _, slot in ipairs(self.slots) do
4454          if slot.type == 'modifier' then mods[slot.name] = slot.value end
4455        end
4456        local is_active = self.beam_active or self.cyclone_active
4457        if is_active and mods.trigger_while_channelling then
4458          if not self.channel_trigger_timer then self.channel_trigger_timer = 0 end
4459          self.channel_trigger_timer = self.channel_trigger_timer + dt
4460          for _, sec_name in ipairs(self:secondary_abilities()) do
4461            local sec_def = abilities[sec_name]
4462            if sec_def then
4463              local trigger_rate = primary_def.trigger_rate or 4
4464              local sec_cooldown = (sec_def.cooldown or 0.5)*trigger_rate
4465              if self.channel_trigger_timer >= sec_cooldown then
4466                self.channel_trigger_timer = self.channel_trigger_timer - sec_cooldown
4467                self:activate(sec_name)
4468              end
4469            end
4470          end
4471        elseif not is_active then
4472          self.channel_trigger_timer = nil
4473        end
4474      end
4475    
4476      -- Null movement trail on orb (flicker or asal dash)
4477      local null_trail_active = (self.flicker_is_null and self.flicker_active) or (self.asal_is_null and self.asal_lerping) or (self.dash_strike_is_null and self.dash_strike_lerping)
4478      if null_trail_active then
4479        if not self.null_trail then self.null_trail = {} end

The trigger_while_channelling on orbs checks self:secondary_abilities(). The orb with trigger_while_channelling needs to be the SAME orb that's channeling, and the piercing_arrow needs to be a secondary ability on that orb. Currently beam is on orb 1 and piercing_arrow is on orb 2 — they're separate orbs.

The test setup needs both abilities on the same orb — beam as primary (channeling) and piercing_arrow as secondary:

Grep (secondary_abilities|add_secondary)

1134:function orb:secondary_abilities()
3698:            for _, sec_name in ipairs(self:secondary_abilities()) do
4460:      for _, sec_name in ipairs(self:secondary_abilities()) do

Read (E:\a327ex\Orblike\main.lua)

1134 function orb:secondary_abilities()
1135      local primary = self:primary_ability()
1136      local result = {}
1137      for _, slot in ipairs(self.slots) do
1138        if slot.type == 'ability' and slot.name ~= primary then
1139          table.insert(result, slot.name)
1140        end
1141      end
1142      return result
1143    end
1144    
1145    function orb:activate(override_ability, override_pos)
1146      local ability_name = override_ability or self:primary_ability()
1147      if not ability_name then return end
1148      local def = abilities[ability_name]

Right — orb needs two abilities: beam as primary, piercing_arrow as secondary. Let me fix the test setup:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Hold mouse1 to channel beam on orb 1 — it should auto-fire piercing_arrow while channeling. Test it.

It is firing piercing arrow, but at a fairly slow rate, what's the rate now?

Looking at the code at line 4463-4464:

local trigger_rate = primary_def.trigger_rate or 4
local sec_cooldown = (sec_def.cooldown or 0.5)*trigger_rate

Beam has trigger_rate = 4, piercing_arrow has cooldown = 0.6. So the auto-fire cooldown is 0.6 * 4 = 2.4 seconds between shots. That's quite slow.

Want me to lower the trigger_rate multiplier, or is the piercing_arrow cooldown itself what should change?

We recently decided on a rule that most things involving ticks would use a simple "1 in N" system. Let's just try 1 every 8 ticks, regardless of the ability's cooldown for now.

Read (E:\a327ex\Orblike\main.lua)

4456     local is_active = self.beam_active or self.cyclone_active
4457        if is_active and mods.trigger_while_channelling then
4458          if not self.channel_trigger_timer then self.channel_trigger_timer = 0 end
4459          self.channel_trigger_timer = self.channel_trigger_timer + dt
4460          for _, sec_name in ipairs(self:secondary_abilities()) do
4461            local sec_def = abilities[sec_name]
4462            if sec_def then
4463              local trigger_rate = primary_def.trigger_rate or 4
4464              local sec_cooldown = (sec_def.cooldown or 0.5)*trigger_rate
4465              if self.channel_trigger_timer >= sec_cooldown then
4466                self.channel_trigger_timer = self.channel_trigger_timer - sec_cooldown
4467                self:activate(sec_name)
4468              end
4469            end
4470          end
4471        elseif not is_active then
4472          self.channel_trigger_timer = nil
4473        end
4474      end
4475    

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Fires every 8 ticks (at 120Hz that's ~15 shots per second). Test it.

That's too fast, I mean tick not as in update, but damage tick.

Grep (beam.tick|tick.beam|beam_tick)

1006:beam_tick_timer = 0
3320:          self.beam_tick_timer = 0
3393:        self.beam_tick_timer = self.beam_tick_timer + dt
3455:          an:sound_handle_set_pitch(self.beam_drone_handle, tick_speed_ratio)
3471:        if self.beam_tick_timer >= tick_rate then
3472:          self.beam_tick_timer = self.beam_tick_timer - tick_rate
3477:        if do_tick then self.beam_expire_counter = self.beam_expire_counter + 1 end
3622:            if do_tick then self.spring:pull('beam_tip', 0.5, 4, 0.6) end
3625:            if do_tick then self.beam_tip_flash = 1 end
3693:          -- Cast on expire: fire secondary abilities at beam endpoint every N ticks
3694:          if do_tick and mods.cast_on_expire and self.beam_expire_counter % mods.cast_on_expire == 0 then
3704:        -- Source effects on tick (once, not per beam)
7060:    beam_tick_timer = 0

Read (E:\a327ex\Orblike\main.lua)

3471         if self.beam_tick_timer >= tick_rate then
3472              self.beam_tick_timer = self.beam_tick_timer - tick_rate
3473              do_tick = true
3474            end
3475            -- Cast on expire counter
3476            if not self.beam_expire_counter then self.beam_expire_counter = 0 end
3477            if do_tick then self.beam_expire_counter = self.beam_expire_counter + 1 end
3478    
3479            -- Chain setup for beam
3480            local beam_chain_count = mods.chain or 0

So beam_expire_counter already counts damage ticks. I'll hook the trigger_while_channelling into that same counter:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now fires every 8 beam damage ticks. Beam tick_rate is 0.15s, so that's every 1.2 seconds. Test it.

Perfect. Everything works. What's the next ability?

Arrow barrage. I already added the ability definition earlier (it's still in the code). Let me implement it fully now.

Arrow Barrage — fires 5 arrows in rapid succession (0.06s delay between each) with slight angle jitter. Each arrow is a normal projectile that dies on first enemy hit or wall hit. All projectile modifiers apply to each individual arrow in the burst.

The on_hit is identical to piercing_arrow (damage + knockback + hit effects) but without inherent pierce.

Read (E:\a327ex\Orblike\main.lua)

938    arrow_barrage = {
939     activation = 'manual',
940     tags = {'projectile', 'physical'},
941     cooldown = 1.5,
942     color = fg_color,
943     fire_sound = 'caustic_arrow_fire',
944     barrage_count = 5,
945     barrage_delay = 0.06,
946     barrage_jitter = math.pi/16,
947   },
948   righteous_fire = {
949     activation = 'toggle',

Definition is there. Let me update it to use the arrow sounds, and add wall_hit_sounds:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now I need to add the barrage firing logic. The default projectile path fires all shots at once. For barrage, I need to fire the same shot pattern N times with delays and jitter. Let me add this in the projectile firing block:

Read (E:\a327ex\Orblike\main.lua)

1788         last_proj = projectile(shot.x, shot.y, {ability = ability_name, color = def.color, r = shot.r, mods = mods, source_orb = self})
1789            an:add(last_proj)
1790          end
1791    
1792          if def.fire_sound then
1793            sfx(def.fire_sound, volumes[def.fire_sound])
1794          end
1795          if def.fire_sound_2 then
1796            sfx(def.fire_sound_2, volumes[def.fire_sound_2])
1797          end
1798    
1799          an.camera.shake:push(r, 3)
1800          if is_null then
1801            self.spring:pull('main', 0.5)
1802          else
1803            p1.spring:pull('shoot', 0.25)
1804            p1.flashing = true
1805            p1.timer:after(0.15, 'flash', function() p1.flashing = false end)
1806          end
1807          for _, shot in ipairs(shots) do
1808            an:add(hit_circle(shot.x, shot.y, {radius = 7, duration = 0.2}))
1809            for i = 1, 2 do
1810              an:add(hit_particle(shot.x, shot.y, {
1811                angle = shot.r + an.random:float(-math.pi/4, math.pi/4),
1812                velocity = an.random:float(40, 200),
1813                duration = an.random:float(0.3, 0.6),
1814                w = an.random:choice({6, 8}),
1815              }):change_color(0.5, pc:clone()))
1816            end
1817            if def.projectile_shape == 'arc' and last_proj then
... [10 more lines]

I'll add the barrage logic right after the shots are built and before they're fired. The barrage repeats the entire shot pattern N times with delay and jitter:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now I need to close the fire_shots function and add the barrage logic. Let me find where the shot effects end:

Read (E:\a327ex\Orblike\main.lua)

1826               }):change_color(0.5, pc:clone()))
1827                end
1828              end
1829          end
1830        end
1831    
1832        -- Orb-level ability_copy: broadcast to all other orbs via player
1833        if not override_ability then
1834          local has_copy = false
1835          for _, slot in ipairs(self.slots) do
1836            if slot.type == 'modifier' and slot.name == 'ability_copy' then has_copy = true; break end
1837          end
1838          if has_copy then
1839            local copy_idx = 0
1840            local copy_stagger = 0.08

The end at line 1829 closes the for _, shot loop, and line 1830 closes... let me check the indentation more carefully. I need to close fire_shots, then call it with barrage logic:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now add the on_hit handler for arrow_barrage:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Add to ability_names:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now set up the test with arrow_barrage on orb 1:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Test it — all 6 orbs fire arrow_barrage (5 arrows each with slight jitter, 0.06s between each).

Default projectile speed should be higher, there should be less jitter in terms of angle but more interms of initial speed. Like they should behave more like parallel projectile do, but a little randomly.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now add the speed jitter to the barrage firing logic:

Grep (barrage_shots[#barrage_shots)

1844:              barrage_shots[#barrage_shots + 1] = {x = shot.x, y = shot.y, r = shot.r + an.random:float(-jitter, jitter)}

Read (E:\a327ex\Orblike\main.lua)

1838       if def.barrage_count and def.barrage_count >= 2 then
1839            local jitter = def.barrage_jitter or 0
1840            for b = 1, def.barrage_count - 1 do
1841              self.timer:after(b*def.barrage_delay, function()
1842                local barrage_shots = {}
1843                for _, shot in ipairs(shots) do
1844                  barrage_shots[#barrage_shots + 1] = {x = shot.x, y = shot.y, r = shot.r + an.random:float(-jitter, jitter)}
1845                end
1846                fire_shots(barrage_shots)
1847              end)
1848            end
1849          end
1850        end
1851    
1852        -- Orb-level ability_copy: broadcast to all other orbs via player

I need to pass the speed jitter into the projectile. The projectile constructor reads def.projectile_speed — I can pass a speed multiplier per-shot. Let me add a speed_mult arg to the projectile and apply it in the barrage:

Read (E:\a327ex\Orblike\main.lua)

7237   if self.edition and self.edition > 0 then
7238        game:shader_set_float(draw_shader, 'u_edition', self.edition)
7239        game:shader_set_float(draw_shader, 'u_time', an.time)
7240      end
7241      game:push(draw_x, draw_y, self.r + self.visual_r, self.sx*s, self.sy*s)
7242      game:rounded_rectangle(-self.w/2, -self.h/2, self.w, self.h, 2, c)
7243      game:pop()
7244      if self.edition and self.edition > 0 then
7245        game:shader_set_float(draw_shader, 'u_edition', 0)
7246      end

Read (E:\a327ex\Orblike\main.lua)

7232   if self.charge_shake then
7233        draw_x = draw_x + an.random:float(-self.charge_shake, self.charge_shake)
7234        draw_y = draw_y + an.random:float(-self.charge_shake, self.charge_shake)
7235      end
7236      -- Per-object edition on player
7237      if self.edition and self.edition > 0 then
7238        game:shader_set_float(draw_shader, 'u_edition', self.edition)
7239        game:shader_set_float(draw_shader, 'u_time', an.time)
7240      end
7241      game:push(draw_x, draw_y, self.r + self.visual_r, self.sx*s, self.sy*s)

Let me find the projectile speed setup:

Read (E:\a327ex\Orblike\main.lua)

7238     game:shader_set_float(draw_shader, 'u_edition', self.edition)
7239        game:shader_set_float(draw_shader, 'u_time', an.time)
7240      end
7241      game:push(draw_x, draw_y, self.r + self.visual_r, self.sx*s, self.sy*s)
7242      game:rounded_rectangle(-self.w/2, -self.h/2, self.w, self.h, 2, c)
7243      game:pop()
7244      if self.edition and self.edition > 0 then
7245        game:shader_set_float(draw_shader, 'u_edition', 0)
7246      end
7247    end
7248    
7249    
7250    -- Projectile carrier
7251    -- Strip trigger mods and fire a linked ability from a position
7252    function fire_triggered_ability(name, x, y, mods, source_orb)

Read (E:\a327ex\Orblike\main.lua)

7270 
7271    projectile = object:extend()
7272    function projectile:new(x, y, args)
7273      object.new(self)
7274      self:tag('projectile')
7275      self.x, self.y = x, y
7276      self.r = args.r or 0
7277      self.ability = args.ability
7278      self.color = args.color
7279      self.mods = args.mods or {}

Read (E:\a327ex\Orblike\main.lua)

7281   self.al = ability_layer
7282      local def = abilities[self.ability]
7283      self.w = (def and def.projectile_height) or 10
7284      self.h = (def and def.projectile_width) or 4
7285      self.base_w = self.w
7286      self.base_h = self.h
7287      self.base_speed = (def and def.projectile_speed) or 190
7288      self.speed = self.base_speed
7289      if self.mods['projectile_speed+'] then self.speed = self.speed*1.2 end
7290      if self.mods['projectile_speed++'] then self.speed = self.speed*1.5 end
7291      if self.mods['projectile_speed+++'] then self.speed = self.speed*2.0 end
7292      if self.mods['projectile_speed-'] then self.speed = self.speed*0.9 end
7293      if self.mods['projectile_speed--'] then self.speed = self.speed*0.75 end
7294      if self.mods['projectile_speed---'] then self.speed = self.speed*0.5 end
7295      self.arc_shape = def and def.projectile_shape == 'arc'

I'll add a speed_mult arg to the projectile constructor:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now update fire_shots to pass speed_mult and the barrage logic to include speed jitter. First, update fire_shots to accept a speed_mult per shot:

Grep (last_proj = projectile(shot)

1791:          last_proj = projectile(shot.x, shot.y, {ability = ability_name, color = def.color, r = shot.r, mods = mods, source_orb = self})

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now update the barrage logic to add speed jitter and also add lateral offset like parallel:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now arrows fire at 250 base speed, with slight angle jitter (pi/48 ≈ 3.75°), ±30% speed variation, and ±4px lateral offset per shot. Test it.

Their speed is also random now? It shouldn't be, or should have very little speed variation. random between 0 and -+8 px lateral offset

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Speed jitter down to ±5%, lateral offset ±8px. Test it.

No angle jitter

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

6 projectiles fired, double cooldown

Edit (E:\a327ex\Orblike\main.lua)

<tool_use_error>Found 3 matches of the string to replace, but replace_all is false. To replace all occurrences, set replace_all to true. To replace only one occurrence, please provide more context to uniquely identify the instance.
String:     cooldown = 1.5,</tool_use_error>

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

6 projectiles, 3s cooldown.

2 cooldown, update interactions.md with this ability and then let's test all the interactions 6 at a time

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now add to interactions.md and tags.md:

Edit (E:\a327ex\Orblike\tags.md)

The file E:\a327ex\Orblike\tags.md has been updated successfully.

Edit (E:\a327ex\Orblike\interactions.md)

The file E:\a327ex\Orblike\interactions.md has been updated successfully.

Now set up batch 1 of interaction tests:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Batch 1:

  1. Base — plain barrage
  2. spread(3) — fan of 3 per volley
  3. parallel(3) — 3 parallel per volley
  4. nova — 8 directions per volley
  5. back + sides — forward + back + sides per volley
  6. homing — each arrow homes

Test it.

Next 6, let's increase the wall hit sounds a little, or, decrease the decay per distance

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Wall hit sound decay reduced (full volume up to 500px, min 15%). Batch 2:

  1. pierce(3) — each arrow pierces 3 enemies
  2. chain(3) — each arrow chains 3 times
  3. knockback+++ — strong knockback per arrow
  4. ability_echo(3) — entire barrage fires 3 times
  5. near_return — arrows travel to 50 range then return
  6. returning_arc — arrows curve then return

Test it.

Next 6

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Batch 3:

  1. null_conversion — fires from orb position, purple
  2. ability_copy — all orbs fire barrage
  3. cast_on_expire(fireball) — fireball on each arrow death
  4. cast_on_apex + mid_return — frost_nova at turning point
  5. projectile_speed+++ — 2x speed
  6. projectile_speed--- — 0.5x speed

Test it.

Next 6

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Batch 4:

  1. homing + homing_force+ — strong homing
  2. homing + homing_delay++ — delayed homing (1s)
  3. spread(3) + returning_arc — fan of arcing arrows
  4. infinite_chain — each arrow chains forever
  5. trigger_while_channelling — auto-fires barrage while beam held (hold R)
  6. spread(3) + pierce(5) — fan that pierces

Test it.

Seems like it's all working fine. What's the next ability? Tell me ebfore you implement it

Next is Rotating Turret — a stationary turret that periodically shoots 4 arrows from its 4 sides, exactly like SNKRX's Sentry.

The turret would be:

Tags would be projectile, physical, duration — duration because the turret persists, projectile because it fires projectiles.

Key design questions:

  1. Carrier — this needs a new carrier type (like 'turret') since it's not a standard projectile fire or area
  2. Placement — fire at player position? Or aimed at mouse position?
  3. Duration — how long should it last? SNKRX turrets last quite a while
  4. Fire rate — how often does it shoot its 4 arrows?
  5. Should modifiers like spread/nova apply to the turret's shots, or to how many turrets are spawned? For instance, does spread(3) mean 3 turrets, or each turret fires a fan instead of 4 cardinal arrows?

This would be the first summon ability, actually. I don't know if the tag we decided on was summon, construct or something else. Carrier - construct/summon. Placement - mouse target position with a max range. Duration - 6 seconds at first. Fire rate - every 1 second let's say. The modifiers apply to the turret's shots, not how many are spawned or their position. This is for the projectile_nova. For the general nova one (not tied to projectile) then it applies to both. projectile_spread 3 means each of the 4 source positions fires 3 projectiles, 12 total. spread 3 means 3 turrets spawned in spread pattern, and then each also fires 3 projectiles from the 4 source positions. Same logic applies to the other modifiers. This will also be an ability that uses a charge system, so every 4 seconds a new charge is added, up to a maximum of 3, and then when you press the key you can immediately use a charge, press again immediately use another. A charge consists of a single cast, but if modified by other abilities like the ones we just discussed or ability echo, then it will end up spawning multiple turrets per charge. Makes sense? Any questions?

Makes sense. A few questions:

  1. Tag name — should I call it summon, construct, or something else? This will be the tag on both the ability and future summon-type modifiers.

  2. Charge system — should I build this as a general system any ability can opt into (like charges = 3, charge_time = 4 on the ability def), or hardcode it for this ability? Flicker_strike already has a charge concept but it works differently.

  3. Max placement range — what range from the player? Something like 150 (similar to windfield)?

  4. Turret rotation speed — any preference, or just pick something that looks good?

  5. The general modifiers (spread, nova, etc.) affecting turret placement — spread(3) places 3 turrets in a fan pattern from the player toward the mouse. What about parallel? 3 turrets side by side perpendicular to the aim direction? And nova = 8 turrets in a ring around the player?

  1. Research documents to see if we decided on anything.
  2. General system, yes. "charges" is a general concept that will mean different things based on the ability I think, but the most common use case should be this one that I described for this ability.
  3. Yea similar to windfield
  4. Same as SNKRX
  5. Yes

Agent

[
  {
    "type": "text",
    "text": "Excellent! I now have comprehensive information. Let me create a final summary based on all my findings.\n\n## Summary Report: Summon/Construct/Turret Ability Terminology Decision\n\nBased on my thorough search of the Orblike project's design documents, here are the findings:\n\n### Decision Made: **\"deploy\"**\n\nThe ability has been formally named **`deploy`** in the system. This is documented across multiple key design files:\n\n1. **tags.md (Line 48):** Officially listed as an ability with tags: `area, channeling, formation, orb`\n\n2. **interactions.md (Line 846):** Documented as:\n   ```\n   ## deploy (area, channeling, formation, orb)\n   Formation (hold): orbs scatter to target area via Poisson disc.\n   ```\n\n3. **main.lua (Lines 820-827):** Implemented as:\n   ```lua\n   deploy = {\n     ...\n     formation = 'deploy',\n     ...\n     deploy_radius = 64,\n   }\n   ```\n\n### Broader Terminology Context\n\nThe project distinguishes between several related concepts:\n\n- **\"deploy\"** \u2014 The actual ability name in code (the orb scatter/formation ability)\n- **\"totem\" (CTM)** \u2014 A Carrier-Transforming Modifier (from ability_design_reference.md line 31-32): \"Any manual ability is auto-cast by an autonomous stationary totem\"\n- **\"turret\"** \u2014 Used descriptively in examples (e.g., RoR2 Engineer turrets, Isaac turret) but not as an ability tag\n- **\"summon\"** \u2014 Discussed as a carrier type in ability_design_reference.md (line 30) with \"Low direct, Very High inherited\" design space\n- **\"sentry\"** \u2014 Mentioned in todo.md as a class fantasy (\"Engineer\" class drops sentries) but uses the \"totem\" implementation\n\n### Key Design Decision (ability_design_reference.md, lines 31-32)\n\nThe design document explicitly states:\n```\n| ~~Deployable~~ | ~~Autonomous stationary entity~~ | ~~Low direct, Very High inherited~~ | \n**\u2192 Now a CTM (Totem). Totem + Fireball = fire turret.** |\n```\n\nThis shows that \"Deployable\" was reclassified as **\"Totem\"** (a Carrier-Transforming Modifier), and the actual ability in the system is called **\"deploy\"**.\n\n### Files Checked\n- \u2713 tags.md\n- \u2713 interactions.md  \n- \u2713 ORBS.md (part of orbs/ folder)\n- \u2713 ability_reference.md\n- \u2713 ability_design_reference.md\n- \u2713 system_design.md\n- \u2713 orblike_ability_system.md\n- \u2713 todo.md\n- \u2713 main.lua (implementation)\n\n**Conclusion:** The official tag name decided on is **`deploy`**."
  }
]

Good findings. So:

Since the design docs used "totem" for the carrier-transforming modifier concept and you said this is the first "summon" ability — do you want the tag to be summon, construct, or totem? Or something else entirely?

construct

Got it. Here's the full design before I implement:

rotating_turret

Modifier behavior:

This is a big one — new charge system, new construct carrier, new turret object. I'll implement it now.

Also missing "charges" tag, other than that everything seems fine, fire rate every 2.5s instead

Starting with the ability definition, charge system, construct carrier, and turret object.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Add to ability_names:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now I need to add the charge system. Let me look at how abilities are activated in orbs and where the cooldown logic lives:

Read (E:\a327ex\Orblike\main.lua)

7080         end
7081            local auto_trigger = mods.trigger_while_channelling and any_formation and slot.cooldown <= 0
7082            if auto_trigger then
7083              pressed = true
7084            end
7085            if pressed and slot.cooldown <= 0 then
7086              slot.cooldown = auto_trigger and def.cooldown*4 or def.cooldown
7087              if mods.ability_copy then
7088                for _, o in ipairs(orbs) do
7089                  o:activate(slot.name)
7090                end
7091              end
7092            end
7093          end
7094        end
7095      end
7096      self.in_formation = any_formation
7097      if any_formation and not was_in_formation then
7098        sfx('formation_activate4', volumes.formation_activate4)
7099      elseif not any_formation and was_in_formation then
7100        sfx('formation_deactivate2', volumes.formation_deactivate2)
7101      end
7102      if not any_formation and orb_formation_owner == self then
7103        for _, slot in ipairs(self.slots) do
7104          if slot.type == 'ability' then self.speed_buffs[slot.name] = nil end
7105        end
7106        orb_formation = 'orbit'
7107        orb_formation_owner = nil
7108        beam_active = false
7109        beam_tick_timer = 0

Read (E:\a327ex\Orblike\main.lua)

7065     if o.psylance_active then
7066          local odef = abilities[o:primary_ability()]
7067          if odef and odef.turn_rate then self.turn_rate = odef.turn_rate end
7068        end
7069      end
7070      -- Pass 2: manual abilities
7071      for _, slot in ipairs(self.slots) do
7072        if slot.type == 'ability' then
7073          local def = abilities[slot.name]
7074          if def and def.activation == 'manual' then
7075            slot.cooldown = math.max((slot.cooldown or 0) - dt, 0)
7076            local pressed = false
7077            if slot.bind then
7078              if slot.bind.mouse then pressed = an:mouse_is_pressed(slot.bind.mouse) end
7079              if slot.bind.key then pressed = an:key_is_pressed(slot.bind.key) end
7080            end
7081            local auto_trigger = mods.trigger_while_channelling and any_formation and slot.cooldown <= 0
7082            if auto_trigger then
7083              pressed = true
7084            end

I need to add a third pass for charge-based abilities after the manual ability pass. Let me find the right spot:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now I need to add the construct carrier to the activate function. Let me find where the carriers are handled:

Grep (elseif def.carrier == 'big_rock')

1680:    elseif def.carrier == 'big_rock' then

Read (E:\a327ex\Orblike\main.lua)

1738               source_orb = self,
1739                  fire_sound = def.fire_sound, area_sound = def.area_sound,
1740                }))
1741              end
1742            end
1743          end
1744          if def.fire_sound then sfx(def.fire_sound, volumes[def.fire_sound]) end
1745          an.camera.shake:push(r, 3)
1746          p1.spring:pull('shoot', 0.25)
1747    

Read (E:\a327ex\Orblike\main.lua)

1747 
1748        elseif def.carrier == 'random' then
1749          local pool = def.pool or {}
1750          if #pool > 0 then
1751            local chosen = an.random:choice(pool)

I'll add the construct carrier before the random carrier:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now I need to actually trigger the activate from the charge system. Let me go back to the charge code I added and call activate:

Grep (pressed and slot.charges)

7184:        if pressed and slot.charges > 0 then

Read (E:\a327ex\Orblike\main.lua)

7160           if mods.ability_copy then
7161                for _, o in ipairs(orbs) do
7162                  o:activate(slot.name)
7163                end
7164              end
7165            end
7166          -- Charge-based abilities
7167          elseif def and def.activation == 'charges' then
7168            -- Accumulate charges over time
7169            if not slot.charges then slot.charges = def.max_charges or 1 end
7170            if not slot.charge_timer then slot.charge_timer = 0 end
7171            if slot.charges < (def.max_charges or 1) then
7172              slot.charge_timer = slot.charge_timer + dt
7173              if slot.charge_timer >= (def.charge_time or 4) then
7174                slot.charge_timer = slot.charge_timer - (def.charge_time or 4)
7175                slot.charges = slot.charges + 1
7176              end
7177            end
7178            -- Fire on press if charges available
7179            local pressed = false
7180            if slot.bind then
7181              if slot.bind.mouse then pressed = an:mouse_is_pressed(slot.bind.mouse) end
7182              if slot.bind.key then pressed = an:key_is_pressed(slot.bind.key) end
7183            end
7184            if pressed and slot.charges > 0 then
7185              slot.charges = slot.charges - 1
7186            end
7187          end
7188        end
7189      end
... [5 more lines]

Wait — this charge code is in the player's update loop (self.slots = player slots). But turret abilities will be on orbs, not the player. Let me check — the manual ability pass at line 7070 is also on self.slots which is the player. The orb abilities are triggered differently.

Let me find where orb abilities get triggered:

Grep (orb_input_down|orb.pressed|orb.keybind)

996:orb_keybinds = {
1005:function orb_input_down(slot)
1006:  local bind = orb_keybinds[slot]
1013:function orb_input_pressed(slot)
1014:  local bind = orb_keybinds[slot]
2422:      if not self.dash_strike_lerping and orb_input_down(self.slot) and self.cooldown <= 0 then
2444:      if orb_input_down(self.slot) and self.cooldown <= 0 then
3250:        if orb_input_down(self.slot) and self.cooldown <= 0 then
3431:      if orb_input_down(self.slot) and self.cooldown <= 0 then
3437:      if orb_input_down(self.slot) or mods.always_channel then

[Showing results with pagination = limit: 10]

Read (E:\a327ex\Orblike\main.lua)

1013 function orb_input_pressed(slot)
1014      local bind = orb_keybinds[slot]
1015      if not bind then return false end
1016      if bind.mouse then return an:mouse_is_pressed(bind.mouse) end
1017      if bind.key then return an:key_is_pressed(bind.key) end
1018      return false
1019    end
1020    
1021    -- Orb
1022    orb_min_orbit = 16
1023    orb_max_orbit = 64
1024    snake_trail = {}
1025    snake_trail_dist = 0
1026    beam_active = false
1027    beam_tick_timer = 0
1028    beam_current_length = 0
1029    beam_segments = 10
1030    deploy_target_x, deploy_target_y = 0, 0
1031    deploy_active = false
1032    deploy_points = {}
1033    deploy_elapsed = 0
1034    deploy_radius_scale = 1
1035    deploy_magnetic_timer = 0
1036    deploy_magnetic_interval = 0.5
1037    
1038    -- Cubic bezier: returns x, y at parameter t (0-1) given 4 control points
1039    math.cubic_bezier = function(t, x0, y0, x1, y1, x2, y2, x3, y3)
1040      local u = 1 - t
1041      local uu, tt = u*u, t*t
1042      local uuu, ttt = uu*u, tt*t

Now let me find where the orb activates its manual ability on press:

Grep (orb_input_pressed.activate|activate.orb_input_pressed)

No matches found

Grep (orb_input_pressed)

1013:function orb_input_pressed(slot)
3972:      if orb_input_pressed(self.slot) then

Read (E:\a327ex\Orblike\main.lua)

3968           p1.active_movement_mods = nil
3969            end
3970          end
3971        elseif def and def.activation == 'toggle' and def.carrier == 'toggle_area' then
3972          if orb_input_pressed(self.slot) then
3973            if not self.toggle_area_active then
3974              -- Activate
3975              self.toggle_area_active = true
3976              local startup_mods = p1:get_mods()
3977              for _, s in ipairs(self.slots) do
3978                if s.type == 'modifier' then startup_mods[s.name] = s.value end
3979              end
3980              local is_null = ability_has_tag(ability_name, 'null') or startup_mods.null_conversion
3981              self.toggle_area_is_null = is_null
3982              if is_null then
3983                an:add(slightly_jagged_line(p1, self, {anim_duration = self.activation_delay, src_color = purple, dst_color = purple, edition = orb_ed}))
3984              else
3985                an:add(slightly_jagged_line(self, p1, {anim_duration = self.activation_delay, src_color = def.color, dst_color = def.color, edition = orb_ed}))
3986              end
3987              self.flashing = true

Let me find where manual orb abilities are triggered — the main fire logic:

Grep (cooldown <= 0.activate|activate.cooldown)

No matches found

Grep (self.cooldown <= 0)

2422:      if not self.dash_strike_lerping and orb_input_down(self.slot) and self.cooldown <= 0 then
2444:      if orb_input_down(self.slot) and self.cooldown <= 0 then
3250:        if orb_input_down(self.slot) and self.cooldown <= 0 then
3431:      if orb_input_down(self.slot) and self.cooldown <= 0 then

Read (E:\a327ex\Orblike\main.lua)

3248         local charge_src = charging_null and self or p1
3249    
3250            if orb_input_down(self.slot) and self.cooldown <= 0 then
3251              -- Start or continue charging
3252              if not self.asal_charging then
3253                self.asal_charging = true
3254                self.asal_charge_time = 0
3255                if not charging_null then p1.speed_buffs.asal = 0.4 end
3256                self.asal_charge_handle = sfx_handle('charging_loop', volumes.charging_loop)
3257                sfx_set_looping(self.asal_charge_handle, true)
3258              end
3259              self.asal_charge_time = self.asal_charge_time + dt
3260              local charge_t = math.clamp(self.asal_charge_time/3.0, 0, 1)
3261              -- Face mouse while charging
3262              local mx, my = an.camera.mouse.x, an.camera.mouse.y

OK so orb abilities are triggered in the orb's own update code (which is a big if/elseif chain). The manual abilities without special carriers fire from the default path where cooldown is checked. Let me find that:

Read (E:\a327ex\Orblike\main.lua)

3429     elseif def and def.activation == 'manual' then
3430          self.cooldown = math.max(self.cooldown - dt, 0)
3431          if orb_input_down(self.slot) and self.cooldown <= 0 then
3432            self:activate()
3433            self.cooldown = def.cooldown
3434          end
3435        elseif def and def.activation == 'hold' and def.carrier == 'beam' then
3436          local mods = p1:get_mods()
3437          if orb_input_down(self.slot) or mods.always_channel then
3438            if not self.beam_active and not self.beam_starting then
3439              self.beam_starting = true
3440              self.beam_active = false
3441              self.beam_tick_timer = 0
3442              self.beam_current_length = 0
3443              -- Startup line + effects
3444              local startup_mods = p1:get_mods()
3445              for _, s in ipairs(self.slots) do
3446                if s.type == 'modifier' then startup_mods[s.name] = s.value end
3447              end
3448              local startup_null = ability_has_tag('beam', 'null') or startup_mods.null_conversion

Line 3429-3434: the manual ability path. I need to add a charges path after it. Let me add it:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now remove the charge code from the player's update (it was for player slots, but charges should be on orbs):

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now create the rotating_turret object. I'll put it right before the wall_arrow class:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now set up test orbs:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Test it — press any orb key to place a turret at mouse position (up to 3 charges, recharges every 4s). Turret rotates at π rad/s, fires 4 arrows every 2.5s, lasts 6s then blinks and dies.

Show the charges visually below the orb (or player, if the ability is on the player) as equally space little dots with the color of the orb (or player)

Grep (function orb:draw|orb.draw.function)

No matches found

The orb draws during its update. Let me find where:

Grep (orb.circle.self.rs|orb.rectangle.self.w)

No matches found

Grep (ability_layer:circle.self.x.self.y.*self.rs)

4678:  ability_layer:circle(self.x, self.y, self.rs*s, c)

Read (E:\a327ex\Orblike\main.lua)

4670       end
4671        end
4672        -- Clear trail once all points expired
4673        if #self.null_trail == 0 then self.null_trail = nil end
4674      end
4675    
4676      local s = self.spring.main.x
4677      local c = self.flashing and fg_color() or fg_color()
4678      ability_layer:circle(self.x, self.y, self.rs*s, c)
4679    
4680      -- Reset per-orb edition
4681      if orb_ed > 0 then
4682        ability_layer:shader_set_float(draw_shader, 'u_edition', 0)
4683      end
4684    end
4685    
4686    -- Orb management
4687    orbs = {}
4688    function add_orb()
4689      local o = orb({slot = #orbs + 1, orbit_offset = an.random:float(0, 2*math.pi)})

Now I'll add charge dots below the orb after its circle draw:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Charge dots appear below each orb — filled dots for available charges, dark dots for spent ones. Test it.

Not a circle, a 1px rectangle.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

The rotating turret should be draw as two thick lines with rounded edges, so two rounded rectangles that form a cross/x.

Grep (Draw turret body)

8854:  -- Draw turret body: square with 4 lines indicating fire directions

Read (E:\a327ex\Orblike\main.lua)

8854   -- Draw turret body: square with 4 lines indicating fire directions
8855      ability_layer:push(self.x, self.y, self.r, s, s)
8856      ability_layer:rounded_rectangle(-self.w/2, -self.w/2, self.w, self.w, 2, c)
8857      for i = 0, self.directions - 1 do
8858        local a = i*(math.pi*2/self.directions)
8859        ability_layer:line(0, 0, self.w*1.2*math.cos(a), self.w*1.2*math.sin(a), 1, c)
8860      end
8861      ability_layer:pop()
8862      if orb_ed > 0 then
8863        ability_layer:shader_set_float(draw_shader, 'u_edition', 0)
8864      end
8865    end

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Two crossed rounded rectangles forming an X/cross shape. Test it.

Perfect, now bigger size. Dot for charges should be size 2 instea dof 1.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Bigger roundness on the rectangles, what's the duration of the turrets in SNKRX?

Grep (after.dead.true|after.self.dead|0.8.2.*hidden)

No matches found

Grep (sentry.dead|sentry.duration|turret.dead|turret.duration|Sentry.*after)

No matches found

Read (E:\a327ex\Orblike\reference\SNKRX\player.lua)

3099 Sentry = Object:extend()
3100    Sentry:implement(GameObject)
3101    Sentry:implement(Physics)
3102    function Sentry:init(args)
3103      self:init_game_object(args)
3104      self:set_as_rectangle(6, 6, 'static', 'player')
3105      self:set_restitution(0.5)
3106      self.hfx:add('hit', 1)
3107    
3108      self.t:after(15*(self.parent.conjurer_buff_m or 1), function()
3109        local n = n or random:int(3, 4)
3110        for i = 1, n do HitParticle{group = main.current.effects, x = self.x, y = self.y, r = random:float(0, 2*math.pi), color = self.color} end
3111        HitCircle{group = main.current.effects, x = self.x, y = self.y}:scale_down()
3112        self.dead = true
3113    
3114        if self.parent.construct_instability then
3115          camera:shake(2, 0.5)
3116          local n = (self.parent.construct_instability == 1 and 1) or (self.parent.construct_instability == 2 and 1.5) or (self.parent.construct_instability == 3 and 2) or 1
3117          Area{group = main.current.effects, x = self.x, y = self.y, r = self.r, w = self.parent.area_size_m*48, color = self.color, dmg = n*self.parent.dmg*self.parent.area_dmg_m, parent = self.parent}
3118          _G[random:table{'cannoneer1', 'cannoneer2'}]:play{pitch = random:float(0.95, 1.05), volume = 0.5}
3119        end
3120      end)
3121    
3122      self.t:every({2.75, 3.5}, function()
3123        self.hfx:use('hit', 0.25, 200, 10)
3124        local r = self.r
3125        local n = random:bool((main.current.ranger_level == 2 and 16) or (main.current.ranger_level == 1 and 8) or 0) and 4 or 1
3126        for j = 1, n do
3127          self.t:after((j-1)*0.1, function()
3128            for i = 1, 4 do

15 seconds base duration (multiplied by conjurer_buff_m).

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

SNKRX sentry lasts 15 seconds. Ours is currently 6s. Want me to increase it?

Yea do 12s for ours

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

What's the sound used in SNKRX for spawning the turret?

Read (E:\a327ex\Orblike\reference\SNKRX\player.lua)

3140       local enemies = self:get_objects_in_shape(Circle(self.x, self.y, 96), main.current.enemies)
3141          if #enemies > 0 then
3142            for _, enemy in ipairs(enemies) do
3143              enemy.taunted = self
3144              enemy.t:after(4, function() enemy.taunted = false end, 'taunt')
3145            end
3146          end
3147        end
3148    
3149        if self.parent.rearm then
3150          self.t:after(0.25, function()
3151            self.hfx:use('hit', 0.25, 200, 10)
3152            local r = self.r
3153            for i = 1, 4 do
3154              archer1:play{pitch = random:float(0.95, 1.05), volume = 0.35}
3155              HitCircle{group = main.current.effects, x = self.x + 0.8*self.shape.w*math.cos(r), y = self.y + 0.8*self.shape.w*math.sin(r), rs = 6}
3156              local t = {group = main.current.main, x = self.x + 1.6*self.shape.w*math.cos(r), y = self.y + 1.6*self.shape.w*math.sin(r), v = 200, r = r, color = self.color,
3157              dmg = self.parent.dmg*(self.parent.conjurer_buff_m or 1), character = 'sentry', parent = self.parent, ricochet = self.parent.level == 3 and 2 or 0}
3158              Projectile(table.merge(t, mods or {}))
3159              r = r + math.pi/2
3160            end
3161    
3162            if self.parent.taunt and random:bool((self.parent.taunt == 1 and 10) or (self.parent.taunt == 2 and 20) or (self.parent.taunt == 3 and 30)) then
3163              local enemies = self:get_objects_in_shape(Circle(self.x, self.y, 96), main.current.enemies)
3164              if #enemies > 0 then
3165                for _, enemy in ipairs(enemies) do
3166                  enemy.taunted = self
3167                  enemy.t:after(4, function() enemy.taunted = false end, 'taunt')
3168                end
3169              end
... [30 more lines]

The sentry doesn't have a specific spawn sound. Let me check where the sentry is created:

Grep (Sentry{)

615-
616-  elseif self.character == 'sentry' then
617-    self.t:every(7, function()
618:      Sentry{group = main.current.main, x = self.x, y = self.y, color = self.color, parent = self, level = self.level}
619-    end, nil, nil, 'spawn')
620-
621-  elseif self.character == 'bane' then

Grep (turret_deploy)

117:  turret_deploy = Sound('321215__hybrid-v__sci-fi-weapons-deploy.ogg', s)

Grep (turret_deploy)

3204-  self.color = orange[0]
3205-  self.attack_sensor = Circle(self.x, self.y, 256)
3206:  turret_deploy:play{pitch = 1.2, volume = 0.2}
3207-  
3208-  self.t:every({2.75, 3.5}, function()

The Sentry (the 4-directional one) has no spawn sound. The Turret (the aimed one, Engineer class) uses turret_deploy which is 321215__hybrid-v__sci-fi-weapons-deploy.ogg — a sci-fi deploy sound.

That sound is used for the Turret, not the Sentry. The Sentry just spawns silently. Want to use the turret_deploy sound, or pick something else?

Let's try PM_GENERIC_Slash03_P1_Cast.wav as the cast sound for constructs in general

Bash (find /e/a327ex/Orblike/assets -name "PM_GENERIC_Slash03" 2>/dev/null)

/e/a327ex/Orblike/assets/PM_GENERIC_Slash03_P1_Cast.wav

Bash (ffmpeg -i "PM_GENERIC_Slash03_P1_Cast.wav" -c:a libvorbis -q:a 10 "PM_GENERIC_Sl...)

[out#0/ogg @ 0000012acd9d6900] video:0KiB audio:72KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 6.872549%
size=      77KiB time=00:00:00.99 bitrate= 634.0kbits/s speed=26.4x elapsed=0:00:00.03    
[out#0/ogg @ 0000022ec6a4bec0] video:0KiB audio:87KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 5.744901%
size=      92KiB time=00:00:00.99 bitrate= 756.2kbits/s speed=23.5x elapsed=0:00:00.04    
[Parsed_volumedetect_0 @ 0000027262b46980] mean_volume: -18.4 dB

-18.4 dB → 0.5 * 10^((-24-(-18.4))/20) = 0.5 * 10^(-5.6/20) = 0.5 * 0.525 = 0.26

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Now add the cast sound to the construct carrier:

Grep (Spawn turrets at each position)

1803:      -- Spawn turrets at each position

Read (E:\a327ex\Orblike\main.lua)

1814       if def.fire_sound then sfx(def.fire_sound, volumes[def.fire_sound]) end
1815          if def.fire_sound_2 then sfx(def.fire_sound_2, volumes[def.fire_sound_2]) end
1816          an.camera.shake:push(r, 3)
1817          if is_null then
1818            self.spring:pull('main', 0.5)
1819          else
1820            p1.spring:pull('shoot', 0.25)
1821            p1.flashing = true
1822            p1.timer:after(0.15, 'flash', function() p1.flashing = false end)
1823          end

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Test it.

Remove the second fire sound from turret shot alone

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Have the creator of a turret have a similar effect as when enemies are spawned visually

Grep (enemy_spawn|enemy.spawn.effect|spawn.*visual)

10:  enemy_spawn = 0.59,
109:--   enemy_spawn (Buff 13): -25.4 dB -> 0.59
137:an:sound('enemy_spawn', 'assets/Buff 13.ogg')
496:  {'enemy_spawn', 'assets/Buff 13'},
8581:  sfx('enemy_spawn', volumes.enemy_spawn)

Read (E:\a327ex\Orblike\main.lua)

8570   self:add(collider('enemy', 'dynamic', 'box', 14, 6))
8571      self.collider:set_gravity_scale(0)
8572      self.collider:set_fixed_rotation(true)
8573      self.collider:set_position(self.x, self.y)
8574      self.collider:set_linear_damping(3)
8575    
8576      self:add(timer())
8577      self:add(spring())
8578      self.spring:add('main', 1)
8579    
8580      -- Spawn effect: spring pop + flash + hit_circle + particles (dark variant)
8581      sfx('enemy_spawn', volumes.enemy_spawn)
8582      self.spring:pull('main', 0.75, 3, 0.7)
8583      self.flashing = true
8584      self.timer:after(0.15, 'flash', function() self.flashing = false end)
8585      an:add(hit_circle(self.x, self.y, {radius = 10, duration = 0.3}):change_color(0.5, red:clone()))
8586      for i = 1, 4 do
8587        an:add(hit_particle(self.x, self.y, {velocity = an.random:float(100, 200), duration = an.random:float(0.2, 0.4)}):change_color(0.6, red:clone()))
8588      end
8589    end
8590    
8591    function seeker:push(r, force, duration)
8592      duration = duration or 0.5
8593      self.pushed = true
8594      self.collider:set_linear_damping(6)

Now add a similar spawn effect to the turret constructor, using the turret's color instead of red:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully.

Test it — turret now pops in with a spring, flash, hit circle, and 4 particles in the edition color.

Enemies should physically collide with the turret and be slightly pushed away when they hit it, just like they are slightly pushed away when the player makes physical contact with them, although with smaller force/push.

Grep (physics_collision|physics_sensor)

No matches found

Grep (physics_collision|physics_sensor|physics_tag)

4721:an:physics_tag('player')
4722:an:physics_tag('enemy')
4723:an:physics_tag('projectile')
4724:an:physics_tag('orb')
4725:an:physics_tag('rock_fragment')
4726:an:physics_collision('player', 'enemy')
4727:an:physics_collision('rock_fragment', 'rock_fragment')
4728:an:physics_tag('wall')
4729:an:physics_collision('player', 'wall')
4730:an:physics_collision('enemy', 'wall')
4731:an:physics_collision('rock_fragment', 'wall')
4732:an:physics_sensor('projectile', 'enemy')
4733:an:physics_sensor('projectile', 'wall')
4734:an:physics_sensor('orb', 'enemy')
[result-id: r1]

Now let me see how player-enemy collision pushes enemies:

Grep (Player-enemy collision|collision_begin_events.player.enemy)

10954:  -- Player-enemy collision (skip during dash_strike)
10955:  for _, event in ipairs(an:collision_begin_events('player', 'enemy')) do

Read (E:\a327ex\Orblike\main.lua)

10954      -- Player-enemy collision (skip during dash_strike)
10955     for _, event in ipairs(an:collision_begin_events('player', 'enemy')) do
10956       if p1.dash_strike_active then goto skip_contact end
10957       local p, e = event.a, event.b
10958       local r = math.angle_to_point(p.x, p.y, e.x, e.y)
10959       local contact_force = 6
10960       if p.active_movement_mods then
10961         local m = p.active_movement_mods
10962         local bonus = 0
10963         if m['knockback+++'] then bonus = 15
10964         elseif m['knockback++'] then bonus = 10
10965         elseif m['knockback+'] then bonus = 6 end
10966         if bonus > 0 then
10967           contact_force = contact_force + bonus
10968         end
10969       end
10970       e:push(r, contact_force)
10971       sfx('player_hit', volumes.player_hit)
10972       p.spring:pull('hit', 0.2)
10973       p.flashing = true
10974       p.timer:after(0.1, 'flash', function() p.flashing = false end)
10975       an:add(hit_circle(event.point_x, event.point_y, {radius = 6, duration = 0.15}))
10976       for i = 1, an.random:int(1, 2) do
10977         an:add(hit_particle(event.point_x, event.point_y, {velocity = an.random:float(60, 120), duration = an.random:float(0.1, 0.3)}))
10978       end
[result-id: r2]

I need to add a construct physics tag, set up collision between construct and enemy, and add a collider to the turret. Then handle the collision events:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add a collider to the turret:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add the collision handling. Let me find where the player-enemy collision handler ends:

Read (E:\a327ex\Orblike\main.lua)

10976        sfx('player_hit', volumes.player_hit)
10977       p.spring:pull('hit', 0.2)
10978       p.flashing = true
10979       p.timer:after(0.1, 'flash', function() p.flashing = false end)
10980       an:add(hit_circle(event.point_x, event.point_y, {radius = 6, duration = 0.15}))
10981       for i = 1, an.random:int(1, 2) do
10982         an:add(hit_particle(event.point_x, event.point_y, {velocity = an.random:float(60, 120), duration = an.random:float(0.1, 0.3)}))
10983       end
10984       ::skip_contact::
10985     end
[result-id: r3]

Read (E:\a327ex\Orblike\main.lua)

10985      end
10986   
10987     -- Projectile-enemy hit
10988     for _, event in ipairs(an:sensor_begin_events('projectile', 'enemy')) do
10989       local proj, e = event.a, event.b

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Turret now has a static collider — enemies physically collide with it and get pushed away with force 3 (half the player's contact force of 6). The turret also gets a small spring pull on impact. Test it.

Perfect. Now let's update interactions.md and then test with all modifiers.

Edit (E:\a327ex\Orblike\tags.md)

The file E:\a327ex\Orblike\tags.md has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:\a327ex\Orblike\interactions.md)

The file E:\a327ex\Orblike\interactions.md has been updated successfully. (file state is current in your context — no need to Read it back)

Now set up batch 1 of interaction tests:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 1:

  1. Base — plain turret
  2. projectile_spread(3) — each of 4 sides fires 3 = 12 arrows/volley
  3. spread(3) — 3 turrets in fan + each fires spread arrows
  4. projectile_nova — 8 directions instead of 4
  5. nova — 8 turrets in ring + 8 directions each
  6. homing — turret arrows home toward enemies

Test it.

Shouldn't be able to spawn turrets inside walls, they should just limit themselves to the closest wall in that direction. Should also have a max spawn range, like windfield and similar mouse targetted abilities.

Grep (max_range.mouse|aimed_area.range|windfield.range|clamp.mouse)

No matches found

Grep (aimed_area|construct_range)

718:    carrier = 'aimed_area',
953:    construct_range = 150,
1235:    -- Shared area scale factor (used by melee, self_area, aimed_area)
1410:    elseif def.carrier == 'aimed_area' then
1415:      local function spawn_aimed_area()
1454:      spawn_aimed_area()
1459:          self.timer:after(w*echo_delay, function() spawn_aimed_area() end)
1754:      local construct_range = def.construct_range or 150
1756:      local dist = math.min(math.distance(fire_x, fire_y, an.camera.mouse.x, an.camera.mouse.y), construct_range)
7392:  if carrier == 'self_area' or carrier == 'aimed_area' or carrier == 'melee' then
7546:    -- self_area/aimed_area/melee spawn area directly since activate would place them on the player.
7552:      if carrier == 'self_area' or carrier == 'aimed_area' or carrier == 'melee' then
[result-id: r4]

Good, the construct carrier already has construct_range = 150 and clamps the distance. Now I need to add a raycast to stop at walls. Let me read the construct carrier placement code:

Read (E:\a327ex\Orblike\main.lua)

1754       local construct_range = def.construct_range or 150
1755          local aim_r = r
1756          local dist = math.min(math.distance(fire_x, fire_y, an.camera.mouse.x, an.camera.mouse.y), construct_range)
1757          local positions = {}
1758    
1759          local s_nova = mods.nova
1760          local s_spread = mods.spread
1761          local s_back = mods.back
1762          local s_sides = mods.sides
1763          if s_nova then
1764            for i = 0, 7 do
1765              positions[#positions + 1] = {r = aim_r + i*math.pi/4}
1766            end
1767          else
1768            if s_spread and s_spread >= 2 then
1769              local n = s_spread
1770              local fan = math.pi/6 + (n - 2)*math.pi/12
1771              for i = 1, n do
1772                local t = (i - 1)/(n - 1)
1773                positions[#positions + 1] = {r = aim_r + fan*(t - 0.5)}
1774              end
1775            else
1776              positions[#positions + 1] = {r = aim_r}
1777            end
1778            if s_back then positions[#positions + 1] = {r = aim_r + math.pi} end
1779            if s_sides then
1780              positions[#positions + 1] = {r = aim_r + math.pi/2}
1781              positions[#positions + 1] = {r = aim_r - math.pi/2}
1782            end
1783          end
... [26 more lines]

I need to raycast from fire_x, fire_y toward the target position and clamp at the wall. I'll do this per-position, using the raycast to find the closest wall hit along each direction:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now turrets raycast toward the target position and stop 8 pixels before the wall. Test it.

Add these ideas to todo:

Spell casting method that has you turn around x times with the mouse to cast the spell Another method that has you walk through waypoints that appear to cast it Another that requires touching walls Another that requires staying still --- this one might cast it once after standing still for x seconds, or might cast it repeatedly as a fake channelling ability, or maybe both types exist

Read (E:\a327ex\Orblike\todo.md)

1    # To Do
2   
3   ## Next Session
4   - **Wall shader refinement** — The wall_gradient.frag shader is functional but needs visual verification and improvement. See `reference/map_visual_system.md` for full technical details. Priorities:
5     1. Verify per-pixel symbol coloring works (symbols should have gradient color variation within a single symbol)
6     2. Make colors more "chromatic" — explore hue shifts, color animations, JoJo-inspired bold palette effects
7     3. Consider animating the gradient (slowly shifting colors, pulsing, palette cycling triggered by game events)
8     4. ~~The `map_gen_wall_distances()` is slow (~1-2s)~~ — Fixed: scale 4→8, edge bucketing, squared distances. Now ~180ms.
9   - **Arrow abilities** — Divine Arrow Machine (sustained rapid-fire arrows with reload). Physical ranged archetype.
10  - **Sound sourcing** — Need better charging loop sound and windfield area sound. Requires new sound packs.
11  
12  ## Recently Implemented
13  - ~~**Per-orb edition visuals**~~ — Each orb can have its own edition (ruby, emerald, polychrome, etc.). Edition colors applied via draw shader per-primitive to orb circles, ability lines/areas/beams, projectiles, trails, and particles. Removed unused multi-layer system. Done.
14  - ~~**Wall collision for line abilities**~~ — Beams, railgun, and psylance clip at walls. Wall impact spawns hit circle + particles. Railgun preview line also clips. Done.
15  - ~~**Particle edition colors**~~ — Comprehensive sweep: all ability-related particles (muzzle, hit, chain, beam tip, area damage, etc.) now use edition colors via `ability_particle_color()`. Done.
16  - ~~**Multi-orb channeling fix**~~ — Cyclone, beam, and flicker no longer clear player state when a different orb's instance is inactive. Only the orb that activated the channel cleans up. Done.
17  - ~~**Formation key separation**~~ — Formations use dedicated keys (1,2,3,4) separate from orb keybinds. Formations are player-only abilities; regular abilities are orb-only. Done.
18  - ~~**Snake formation mouse steering**~~ — Snake now turns toward mouse instead of left/right key steering. Done.
19  - ~~**Performance: spatial hash**~~ — Enemy spatial hash for steering_separate and homing path building. Seeker separation: 9.4ms→1.3ms. Beam homing: 6ms→0.1ms. Done.
20  - ~~**Performance: psylance/beam optimizations**~~ — Bounding box early rejection for psylance enemy pull and beam damage ticks. Single raycast for psylance wall clip. Done.
21  - ~~**Performance: map generation**~~ — Distance field scale 4→8, edge bucketing, squared distances. ~1-2s→~180ms. Done.
22  - ~~**Big Rock testing**~~ — null_conversion, ability_copy, ability_echo all verified working. Done.
23  - ~~**Visual/aural polish pass**~~ — Reviewed all abilities. Fixed beam endpoint, wind slash style, railgun/psylance line visuals, cyclone sounds, windfield area sound. Done.
24  - ~~**Unstoppable modifier**~~ — Prevents movement speed reduction. Player-level = global, orb-level = that orb's ability only. Done.
25  - ~~**Dash Strike post-landing lock**~~ — Player locked in place during hit sequence. Bypassed by unstoppable. Done.
26  - ~~**Arc chain count**~~ — Bumped from 3 to 6. Done.
27  - ~~**Ball Lightning tick rate**~~ — Uses sub-ability cooldown directly (no 2x multiplier). Done.
28  - ~~**Shared homing path system**~~ — `build_homing_path()` used by beam and railgun. Done.
29  - ~~**Righteous Fire**~~ — Toggle fire aura. Done.
30  - ~~**Wind Slash**~~ — Spinning crescent projectile with return (was "Freezing Pulse"). Done.
... [284 more lines]

Read (E:\a327ex\Orblike\todo.md)

Edit (E:\a327ex\Orblike\todo.md)

The file E:\a327ex\Orblike\todo.md has been updated successfully. (file state is current in your context — no need to Read it back)

Done. Added under a new "Alternative Casting Methods" section in System Ideas. Now back to testing rotating_turret — let me also check that the current test setup is still batch 1:

Grep (orbs[1]:add_ability)

10920:orbs[1]:add_ability('rotating_turret')                   -- 1: base (no mods)

Still on batch 1. Were you done testing that, or still need to run it?

The projectiles from the rotating turret somehow don't deal damage to enemies

Grep (piercing_arrow.*arrow_barrage|self.ability == 'piercing)

995:  'piercing_arrow', 'arrow_barrage', 'rotating_turret',
7906:  elseif self.ability == 'piercing_arrow' or self.ability == 'arrow_barrage' then

The on_hit handler checks for piercing_arrow or arrow_barrage but not rotating_turret. The turret fires projectiles with ability = self.ability which is 'rotating_turret', so they fall through the on_hit chain without dealing damage.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Test it.

It all works, next tests

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 2:

  1. pierce(3) — turret arrows pierce 3 enemies
  2. chain(3) — turret arrows chain 3 times
  3. knockback+++ — strong knockback per arrow
  4. ability_echo(3) — 3 turrets placed with delay
  5. duration+++ — 2x turret lifetime (24s)
  6. returning_arc — turret arrows curve and return

Test it.

Everything works, next 6.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 3:

  1. null_conversion — fires from orb position, purple
  2. ability_copy — all orbs place turrets
  3. cast_on_expire(fireball) — fireball on each turret arrow death
  4. projectile_speed+++ — 2x arrow speed
  5. parallel(3) — 3 turrets side by side + parallel arrows
  6. back + sides — turrets behind/sides + arrows in all those directions

Test it.

cast_on_expire should refer to the turret, not the projectile it casts, so it should cast fireball when the turret expires

Grep (Blink then die)

8767:  -- Blink then die

[Request interrupted by user]

Actually, let's have it refer to both the turret death AND projectile death

So cast_on_expire fires the linked ability both when a turret arrow dies (wall hit/range) AND when the turret itself expires. Let me add it to the turret's death:

Read (E:\a327ex\Orblike\main.lua)

8767   -- Blink then die
8768      self.timer:after(self.duration, function()
8769        self.timer:every(0.05, function() self.hidden = not self.hidden end, 7, function() self:kill() end)
8770      end)
8771    end
8772    
8773    function rotating_turret:update(dt)
8774      self.elapsed = self.elapsed + dt
[result-id: r7]

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now cast_on_expire fires on both turret arrow death (from the projectile:die code) and turret expiry. I'll also update interactions.md:

Edit (E:\a327ex\Orblike\interactions.md)

The file E:\a327ex\Orblike\interactions.md has been updated successfully. (file state is current in your context — no need to Read it back)

Test it.

Parallel still allowing some turret to be inside the walls, I think the same might be true for spread

The raycast only checks along the main aim direction per position, but parallel offsets turrets perpendicular to that direction — the offset positions aren't raycasted against walls. Same issue for spread positions at different angles.

I need to raycast each final position individually, not just the base direction:

Read (E:\a327ex\Orblike\main.lua)

1785       local s_parallel = mods.parallel
1786          local final_positions = {}
1787          for _, pos in ipairs(positions) do
1788            -- Raycast to clamp at wall
1789            local pos_dist = dist
1790            local ray_x = fire_x + construct_range*math.cos(pos.r)
1791            local ray_y = fire_y + construct_range*math.sin(pos.r)
1792            local hit = an:raycast(fire_x, fire_y, ray_x, ray_y, {'wall'})
1793            if hit then
1794              local wall_dist = math.distance(fire_x, fire_y, hit.point_x, hit.point_y) - 8
1795              pos_dist = math.min(pos_dist, wall_dist)
1796            end
1797            pos_dist = math.max(pos_dist, 0)
1798            local tx = fire_x + pos_dist*math.cos(pos.r)
1799            local ty = fire_y + pos_dist*math.sin(pos.r)
1800            if s_parallel and s_parallel >= 2 then
1801              local spacing = 30
1802              local total = spacing*(s_parallel - 1)
1803              for p = 1, s_parallel do
1804                local offset = total*((p - 1)/(s_parallel - 1) - 0.5)
1805                local perp_r = pos.r + math.pi/2
1806                final_positions[#final_positions + 1] = {x = tx + offset*math.cos(perp_r), y = ty + offset*math.sin(perp_r)}
1807              end
1808            else
1809              final_positions[#final_positions + 1] = {x = tx, y = ty}
1810            end
1811          end
1812    
1813          -- Spawn turrets at each position
1814          for _, pos in ipairs(final_positions) do
... [1 more lines]

I'll move the wall check to after all positions are computed, raycasting each final position from the fire point:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now every final position (including parallel offsets and spread angles) gets its own raycast to clamp at walls. Test it.

OK, next tests

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 4:

  1. infinite_chain — turret arrows chain forever
  2. homing + homing_force+ — strong homing arrows
  3. cast_on_apex + near_return — frost_nova at arrow turning point
  4. spread(3) + pierce(3) — 3 turrets, each with piercing arrows
  5. projectile_speed--- — slow arrows
  6. trigger_while_channelling — auto-places turrets while beam held (hold T)

Test it.

trigger while channelling spawning should still respect charges

Grep (channel_trigger_tick|channel_last_trigger|beam_expire_counter.*% 8)

No matches found

Grep (trigger_while_channelling)

4609:    if is_active and mods.trigger_while_channelling then
7201:        local auto_trigger = mods.trigger_while_channelling and any_formation and slot.cooldown <= 0
10945:orbs[6]:add_modifier('trigger_while_channelling', true)  -- 6: auto-place turrets while channeling beam
[result-id: r9]

Read (E:\a327ex\Orblike\main.lua)

4605     for _, slot in ipairs(self.slots) do
4606          if slot.type == 'modifier' then mods[slot.name] = slot.value end
4607        end
4608        local is_active = self.beam_active or self.cyclone_active
4609        if is_active and mods.trigger_while_channelling then
4610          if self.beam_expire_counter and self.beam_expire_counter > 0 and self.beam_expire_counter % 8 == 0 then
4611            if self.beam_expire_counter ~= self.channel_last_trigger then
4612              self.channel_last_trigger = self.beam_expire_counter
4613              for _, sec_name in ipairs(self:secondary_abilities()) do
4614                self:activate(sec_name)
4615              end
4616            end
4617          end
4618        elseif not is_active then
4619          self.channel_last_trigger = nil
4620        end
4621      end
4622    
4623      -- Null movement trail on orb (flicker or asal dash)
4624      local null_trail_active = (self.flicker_is_null and self.flicker_active) or (self.asal_is_null and self.asal_lerping) or (self.dash_strike_is_null and self.dash_strike_lerping)
4625      if null_trail_active then
4626        if not self.null_trail then self.null_trail = {} end
4627        local last = self.null_trail[#self.null_trail]
4628        if not last or math.distance(last.x, last.y, self.x, self.y) > 2 then
4629          table.insert(self.null_trail, {x = self.x, y = self.y, t = an.time})
[result-id: r10]

The issue is that self:activate(sec_name) calls the orb's activate directly, bypassing the charge check. I need to check charges before activating:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now trigger_while_channelling consumes a charge before placing each turret, and stops when charges run out. Test it.

Now it's not spawning the turret at all, I believe because sec_def is the beam ability and it doesn't have charges? Or maybe something else

The problem is that the charge system only runs for the primary ability in the orb update. When rotating_turret is a secondary ability (beam is primary), the charge timer never ticks and self.charges is never initialized.

I need to accumulate charges for secondary abilities too:

Read (E:\a327ex\Orblike\main.lua)

4600 
4601      -- General trigger while channelling: works for any active channeling ability
4602      if ability_name and ability_has_tag(ability_name, 'channeling') then
4603        local primary_def = abilities[ability_name]
4604        local mods = p1:get_mods()
4605        for _, slot in ipairs(self.slots) do
4606          if slot.type == 'modifier' then mods[slot.name] = slot.value end
4607        end
4608        local is_active = self.beam_active or self.cyclone_active
4609        if is_active and mods.trigger_while_channelling then
4610          if self.beam_expire_counter and self.beam_expire_counter > 0 and self.beam_expire_counter % 8 == 0 then
4611            if self.beam_expire_counter ~= self.channel_last_trigger then
4612              self.channel_last_trigger = self.beam_expire_counter
4613              for _, sec_name in ipairs(self:secondary_abilities()) do
4614                local sec_def = abilities[sec_name]
4615                if sec_def and sec_def.activation == 'charges' then
4616                  if self.charges and self.charges > 0 then
4617                    self.charges = self.charges - 1
4618                    self:activate(sec_name)
4619                  end
4620                else
4621                  self:activate(sec_name)
4622                end
4623              end
4624            end
[result-id: r11]

I need to add charge accumulation for secondary abilities. I'll add it right before the trigger_while_channelling block:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now update the trigger_while_channelling to use sec_charges instead of self.charges:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now secondary charge-based abilities accumulate charges independently and trigger_while_channelling consumes them. Test it.

Seems like it works, any more tests?

The remaining untested modifiers that should have an effect:

Everything else is "no effect" modifiers. I think one quick combo test would be good:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 5 (final):

  1. projectile_parallel(3) — 3 parallel arrows per direction (turret count unchanged)
  2. projectile_back + projectile_sides — extra arrow directions (turret count unchanged)
  3. spread(3) + homing + duration+++ — big combo
  4. nova + cast_on_expire(earthquake) — 8 turrets, each explodes with earthquake on death
  5. mid_return — arrows travel to 100 range then return
  6. ability_copy — all orbs place turrets

Test it.

Returning projectiles are returning to the player instead of the turret

Grep (returning_range.return.p1|return.target.p1|return_target)

2115:    return -target_dist*math.cos(p1.r), -target_dist*math.sin(p1.r)
7536:    self.return_target = self.mods.null_conversion and self.source_orb or nil
7679:      local rt = self.return_target

Read (E:\a327ex\Orblike\main.lua)

7530 
7531      -- Inherent return: travel to max_range then come back
7532      if def and def.inherent_return and self.max_range then
7533        self.returning_range = self.max_range
7534        if self.mods.near_return then self.returning_range = self.returning_range*0.5 end
7535        if self.mods.far_return then self.returning_range = self.returning_range*1.5 end
7536        self.return_target = self.mods.null_conversion and self.source_orb or nil
7537        self.returning_offset_x = x - p1.x
7538        self.returning_offset_y = y - p1.y
7539        self.returning_phase = false
[result-id: r12]

Read (E:\a327ex\Orblike\main.lua)

7480   self.infinite_chain = self.mods.infinite_chain
7481      if self.chain or self.infinite_chain then
7482        self.chain_remaining = self.chain or 0
7483        self.chain_hits = {}
7484        self.chain_range = 120
7485        if self.mods['chain_range+'] then self.chain_range = self.chain_range*1.2 end
7486        if self.mods['chain_range++'] then self.chain_range = self.chain_range*1.5 end
7487        if self.mods['chain_range+++'] then self.chain_range = self.chain_range*2.0 end
7488      end
7489    
7490      if not (def and def.inherent_return) then
7491        if self.mods.near_return or self.mods.mid_return or self.mods.far_return then
7492          self.returning_range = 100
7493          if self.mods.near_return then self.returning_range = 50 end
7494          if self.mods.far_return then self.returning_range = 150 end
[result-id: r13]

Read (E:\a327ex\Orblike\main.lua)

7490   if not (def and def.inherent_return) then
7491        if self.mods.near_return or self.mods.mid_return or self.mods.far_return then
7492          self.returning_range = 100
7493          if self.mods.near_return then self.returning_range = 50 end
7494          if self.mods.far_return then self.returning_range = 150 end
7495          self.returning_offset_x = x - p1.x
7496          self.returning_offset_y = y - p1.y
7497          self.returning_phase = false
7498          self.returning_elapsed = 0
7499          self.returning_out_duration = self.returning_range/self.base_speed
7500          self.speed_mult = 1
7501          self.visual_spin = 0
7502        end
7503      end
7504    
[result-id: r14]

The return offset is computed relative to p1 (the player). I need to pass the turret as the return target. The projectile constructor accepts args, so I can pass a return_target:

Grep (projectile(shot.x.*source_orb)

1898:          last_proj = projectile(shot.x, shot.y, {ability = ability_name, color = def.color, r = shot.r, mods = mods, source_orb = self, speed_mult = shot.speed_mult})
8892:      local p = projectile(shot.x, shot.y, {ability = self.ability, color = self.color, r = shot.r, mods = mods, source_orb = self.source_orb})
[result-id: r15]

Line 8892 is the turret's projectile spawn. I need to pass return_target = self so the arrows return to the turret:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now update the projectile constructor to use args.return_target when computing return offset:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Also need to handle returning_arc — it returns to p1 by default too:

Grep (returning_arc_time = 0)

7509:    self.returning_arc_time = 0

Read (E:\a327ex\Orblike\main.lua)

7505     end
7506      end
7507    
7508      if self.mods.returning_arc then
7509        self.returning_arc_time = 0
7510        self.returning_arc_turn_rate = an.random:choice({-1, 1})*3.5
7511        self.returning_arc_turning = false
7512        self.returning_phase = false
7513        self.returning_homing = 0.42
7514        if self.arc_shape then
7515          self.arc_spin_speed = math.abs(self.arc_spin_speed)*math.sign(self.returning_arc_turn_rate)
7516        end
7517      end
7518    
7519      if def then
[result-id: r16]

Now check where returning_arc homes back:

Grep (returning_phase.then.returning_homing|angle_to_point.p1.x.p1.y.*returning)

No matches found

Grep (returning_phase then.\n.returning_homing)

7663:    if not self.returning_phase then
7664:      local t = self.returning_elapsed/out_dur
7665:      if t >= 1 then
7666:        self.returning_phase = true
7667:        self.returning_back_elapsed = 0
7668:        self.speed_mult = 0.05
7669:        self.visual_spin = 0
7670:        -- cast_on_apex: fire linked ability at turning point
7671:        if self.mods.cast_on_apex then
7672:          fire_triggered_ability(self.mods.cast_on_apex, self.x, self.y, self.mods, self.source_orb)
7673:        end
7674:        self.timer:tween(0.3, self, {visual_spin = an.random:choice({-1, 1})*2*math.pi}, math.cubic_out)
7675:      elseif t >= 0.5 then
7676:        self.speed_mult = math.remap(t, 0.5, 1, 1, 0.05)
7677:      end
7678:    end
7679:    if self.returning_phase then
7680:      self.returning_back_elapsed = self.returning_back_elapsed + dt
7681:      local t = self.returning_back_elapsed/out_dur
7682:      local rt = self.return_target
7683:      local rx, ry = rt and rt.x or p1.x, rt and rt.y or p1.y
7684:      local tx, ty
7685:      if math.distance(self.x, self.y, rx, ry) < math.length(self.returning_offset_x, self.returning_offset_y) then
7686:        tx, ty = rx, ry
7687:      else
7688:        tx, ty = rx + self.returning_offset_x, ry + self.returning_offset_y
7689:      end
7690:      self.r = math.angle_to_point(self.x, self.y, tx, ty)
7691:      if t <= 0.5 then
7692:        self.speed_mult = math.remap(t, 0, 0.5, 0.05, 1)
... [38 more lines]

Line 7728: the arc return homes to p1.x, p1.y hardcoded. I need to use return_target here too:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Read (E:\a327ex\Orblike\main.lua)

7726     end
7727        if self.returning_phase then
7728          self.returning_homing = math.max(self.returning_homing - 0.0375*dt, 0.05)
7729          local target_r = math.angle_to_point(self.x, self.y, p1.x, p1.y)
7730          self.r = math.lerp_angle_dt(0.9, self.returning_homing, dt, self.r, target_r)
7731          if math.distance(self.x, self.y, p1.x, p1.y) < 8 then
7732            p1.spring:pull('shoot', 0.2, 3, 0.5)
7733            p1.flashing = true
7734            p1.timer:after(0.1, 'flash', function() p1.flashing = false end)
7735            self:die()
7736            return
7737          end
7738        elseif self.returning_arc_turning then
7739          self.r = self.r + self.returning_arc_turn_rate*dt
7740        end
[result-id: r18]

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now both linear return and arc return use return_target — turret arrows return to the turret, normal projectiles return to the player. Test it.

Perfect, is that it for tests?

Yes, that covers all the modifiers that should have an effect on rotating_turret. Everything else in the interactions list is "no effect" (area, zone, beam, melee, strike modifiers). Rotating turret is done.

The next ability on the list is Tornado Shot. Want me to go ahead with it?

Sure, let's have the tornado itself be a normal projectile with a small but rotating area around it, kinda like cyclone, it should also have the area/duration tags for the zone behavior that deals damage over time, which it should also deal. Then when it reaches the maximum range both the area and projectile disappear and the secondary ones are spawned. Any questions?

A few questions:

  1. Secondary count — How many secondary projectiles? 8 (like nova)?
  2. Primary contact damage — Does the primary tornado deal damage on enemy contact, or only through the rotating area's DoT ticks?
  3. Modifier splitprojectile_spread(3) fires 3 primary tornadoes each spawning their own secondary nova? And spread(3) does the same plus affects secondary count?
  4. What do secondaries look like? — Smaller normal arrow rectangles, or something else?
  1. How many does Path of Exile's do?
  2. Yes, the projectile deals damage normally and also disappears on hit if there is no pierce/chain/ricochet.
  3. Yes.
  4. Same as the primaries but smaller.

Agent

[
  {
    "type": "text",
    "text": "Excellent! I found the answer. Based on the Orblike reference files, specifically in the interactions.md file, I can now provide you with the information about Tornado Shot's secondary projectiles.\n\n## Findings\n\nAccording to the Orblike project's reference files, **Tornado Shot creates 8 secondary projectiles** when the arrow reaches the target point.\n\nThis information comes from the `projectile_nova` modifier definition in `/a327ex/Orblike/interactions.md`, which specifies:\n\n> **projectile_nova** \u2014 8 evenly spaced projectiles. Overrides projectile_spread/projectile_back/projectile_sides.\n\nThe Tornado Shot ability in the Orblike project follows the Path of Exile skill design, where:\n- The initial arrow travels to the targeted point and can hit enemies along its path\n- At the arrival point, it spawns a **nova of 8 secondary projectiles** that fly outward evenly distributed in all directions (360 degrees)\n- Each secondary projectile is independent and can hit enemies\n\n**Answer: 8 secondary projectiles**\n\nThis is documented in:\n- `/a327ex/Orblike/interactions.md` (lines 15 and 25)\n- `/a327ex/Orblike/orbs/ability_reference.md` (lines 33-35)\n- `/a327ex/Orblike/reference/three_phase_system.md` (lines 157-163)"
  }
]

In Path of Exile, Tornado Shot creates 3 secondary projectiles by default (can be increased with additional projectile modifiers). For our game I'll use 3 as the base, and projectile_spread can increase it.

Here's the design:

tornado_shot

Implementing now.

Read (E:\a327ex\Orblike\main.lua)

800      speed_mult = 1.0,
801     snake_turn_rate = 4,
802     color = fg_color,
803   },
804   random_cast = {
805     activation = 'manual',
806     tags = {'null'},
807     cooldown = 0.5,
808     carrier = 'random',
809     color = fg_color,

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Add to ability_names:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now I need to handle the tornado_shot in the projectile class. The primary projectile needs to:

  1. Spawn a following DoT zone (like ball_lightning)
  2. On max range or death, spawn secondary projectiles
  3. On hit, deal damage + spawn secondaries (then die unless pierce/chain)

Let me look at how ball_lightning spawns its zone:

Read (E:\a327ex\Orblike\main.lua)

7546   end
7547    
7548      -- Inherent pierce from ability definition
7549      if def and def.inherent_pierce then
7550        self.pierce = math.huge
7551      end
7552    
7553      -- Inherent return: travel to max_range then come back
7554      if def and def.inherent_return and self.max_range then
7555        self.returning_range = self.max_range
7556        if self.mods.near_return then self.returning_range = self.returning_range*0.5 end
7557        if self.mods.far_return then self.returning_range = self.returning_range*1.5 end
7558        self.return_target = self.mods.null_conversion and self.source_orb or nil
7559        self.returning_offset_x = x - p1.x
7560        self.returning_offset_y = y - p1.y
7561        self.returning_phase = false
7562        self.returning_elapsed = 0
7563        self.returning_out_duration = self.returning_range/self.base_speed
7564        self.speed_mult = 1
7565        self.visual_spin = 0
[result-id: r19]

Read (E:\a327ex\Orblike\main.lua)

7575     self.max_range = def.max_range or 200
7576        local tick_ability_name = self.mods.cast_on_tick or def.cast_tick_ability or 'arc'
7577        local tick_def = abilities[tick_ability_name]
7578        self.bl_cast_tick_rate = tick_def and tick_def.cooldown or 1
7579        self.bl_cast_tick_ability = tick_ability_name
7580      end
7581    
7582      if self.is_ball_lightning then
7583        self:add(collider('projectile', 'dynamic', 'circle', 4, {sensor = true}))
7584      elseif self.arc_shape then
7585        self:add(collider('projectile', 'dynamic', 'box', self.h, self.h, {sensor = true}))
7586      else
7587        self:add(collider('projectile', 'dynamic', 'box', self.w, self.h, {sensor = true}))
7588      end
7589      self.collider:set_gravity_scale(0)
7590      self.collider:set_fixed_rotation(true)
7591      self.collider:set_angle(self.r)
7592      self.collider:set_position(self.x, self.y)
7593    
7594      self:add(timer())
7595      self:add(spring())
7596      self.spring:add('main', 1)
7597      self.spring:pull('main', 0.5)
7598      self.flashing = true
7599      self.timer:after(0.2, 'flash', function() self.flashing = false end)
7600    
7601    
7602    
7603      -- Ball lightning: spawn zone that follows this projectile, plus spell cast tick
7604      if self.is_ball_lightning then
... [1 more lines]

Now I'll add the tornado_shot setup right after ball_lightning's setup. The tornado spawns a zone following the projectile, similar to ball_lightning:

Read (E:\a327ex\Orblike\main.lua)

7603   -- Ball lightning: spawn zone that follows this projectile, plus spell cast tick
7604      if self.is_ball_lightning then
7605        self.bl_zone = area(self.x, self.y, {ability = 'ball_lightning', color = self.color, mods = self.mods, follow = self, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0})
7606        an:add(self.bl_zone)
7607    
7608        -- Spell cast tick (arc by default, or cast_on_tick replacement)
7609        -- Most carriers go through activate (override_pos handles position).
7610        -- self_area/aimed_area/melee spawn area directly since activate would place them on the player.
7611        self.timer:every(self.bl_cast_tick_rate, 'bl_cast_tick', function()
7612          local cast_name = self.bl_cast_tick_ability
7613          local cast_def = abilities[cast_name]
7614          if not cast_def then return end
7615          local carrier = cast_def.carrier
7616          if carrier == 'self_area' or carrier == 'aimed_area' or carrier == 'melee' then
7617            an:add(area(self.x, self.y, {ability = cast_name, color = cast_def.color, mods = self.mods, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0}))
7618            an.camera.shake:shake(3, 0.15)
7619          else
7620            local src = self.source_orb or orbs[1]
7621            local aim_r = carrier and self.r or math.angle_to_point(self.x, self.y, an.camera.mouse.x, an.camera.mouse.y)
7622            if src then src:activate(cast_name, {x = self.x, y = self.y, r = aim_r}) end
7623          end
7624        end)
7625      end
7626    
7627      if self.mods.homing then
7628        self.homing_active = false
7629        self.homing_convergence = an.random:float(0.6, 0.95)
7630        self.homing_duration = an.random:float(0.3, 0.9)
7631    
7632        if self.mods['homing_force--'] then
... [1 more lines]

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now I need a function to spawn the secondary projectiles. I'll add it as a method on the projectile, and call it from both die() and on_hit():

Grep (^function projectile:die)

7937:function projectile:die()

Read (E:\a327ex\Orblike\main.lua)

7937 function projectile:die()
7938      -- cast_on_expire: fire linked ability at death position
7939      if self.mods.cast_on_expire then
7940        fire_triggered_ability(self.mods.cast_on_expire, self.x, self.y, self.mods, self.source_orb)
7941      end
7942    
7943      -- Kill the attached zone
7944      if self.bl_zone then
7945        self.bl_zone:kill()
7946        self.bl_zone = nil
7947      end
7948    
7949      local proj_pc = ability_particle_color((self.source_orb and self.source_orb.edition) or ability_edition_override or 0, self.color)
7950      local death_radius = self.is_ball_lightning and 12 or 8
7951      an:add(hit_circle(self.x, self.y, {radius = death_radius, duration = 0.2}):change_color(0.6, proj_pc:clone()))
7952      for i = 1, (self.is_ball_lightning and 4 or 2) do
7953        an:add(hit_particle(self.x, self.y, {velocity = an.random:float(50, 150), duration = an.random:float(0.1, 0.3)}):change_color(0.6, proj_pc:clone()))
7954      end
7955      self:kill()
7956    end
7957    
7958    function projectile:on_hit(e, hx, hy)
7959      -- Ball lightning deals no contact damage, zone tick handles it
7960      if self.is_ball_lightning then return end
7961      local proj_pc = ability_particle_color((self.source_orb and self.source_orb.edition) or ability_edition_override or 0, self.color)
7962    
7963      local def = abilities[self.ability]
7964      if self.ability == 'fireball' then
7965        an:add(area(self.x, self.y, {ability = 'fireball', color = self.color, mods = self.mods, cascade_r = self.r, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0}))
7966      elseif self.ability == 'null_arrow' then
... [1 more lines]

I'll add the tornado secondary spawning in die() and also handle the zone cleanup:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add the on_hit handler for tornado_shot. The primary deals damage and spawns secondaries (handled via die). The secondary just deals damage like piercing_arrow:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now set up test orbs:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Test it — fire tornado_shot, primary projectile travels with a rotating DoT zone, at max range (150) it dies and spawns 3 secondary projectiles outward.

Both the projectile and zone should be rotating very fast visually, it's a tornado.

The primary projectile needs a fast visual spin. Let me add that to the projectile draw and also make the zone rotate fast. First, let me check how the zone/area handles rotation:

Grep (steady_rotation|area.rotation|cyclone.spin)

1003:    steady_rotation = true,
8153:    local is_steady = def and def.steady_rotation
8296:            local cyclone_spin = is_cyclone and self.arc_sign*6 or 0
8297:            if is_cyclone then e.cyclone_spin = cyclone_spin end
8304:                spin = cyclone_spin,
8311:        local is_steady = def and def.steady_rotation
8530:    if self.ability ~= 'cyclone' and not (def_check and def_check.steady_rotation) and math.abs(self.arc_speed) > self.arc_min_speed then
8760:  local death_spin = self.cyclone_spin or 0
[result-id: r23]

Read (E:\a327ex\Orblike\main.lua)

8150     if self.mods['tick_speed---'] then self.tick_rate = self.tick_rate*4.0 end
8151    
8152        -- Arc animation (persistent: constant with tick spikes)
8153        local is_steady = def and def.steady_rotation
8154        self.arc_sign = is_steady and 1 or an.random:choice({-1, 1})
8155        local is_cyclone = self.ability == 'cyclone'
8156        self.arc_speed = self.arc_sign*(is_cyclone and 3.75 or is_steady and 0.25 or an.random:float(0.5, 1))*math.pi
8157        self.arc_min_speed = is_cyclone and 4*math.pi or 0.25*math.pi
8158        self.arc_max_speed = is_cyclone and 10*math.pi or 3*math.pi
8159    
8160        -- Moving area: drift in a random 45-degree direction
8161        if self.mods.moving_zone then
8162          local dir = (an.random:int(0, 3)*2 + 1)*math.pi/4
8163          local spd = an.random:float(15, 35)
8164          self.move_vx = spd*math.cos(dir)
[result-id: r24]

The area uses arc_speed for rotation. For tornado_shot, I want it to spin very fast like cyclone. I'll add a check for tornado_shot in the arc_speed setup:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add a fast visual spin to the primary projectile. I'll set it up in the tornado_shot init block:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now update the projectile update to advance the spin, and the draw to use it:

Grep (arc_spin = self.arc_spin +)

7784:    self.arc_spin = self.arc_spin + self.arc_spin_speed*dt

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now update the draw to use tornado_spin:

Grep (self.r + (self.visual_spin)

7937:    self.al:push(self.x, self.y, self.r + (self.visual_spin or 0), s, s)

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now both the primary and secondary tornado_shot projectiles spin fast visually, and the zone rotates fast like cyclone. Test it.

The secondary projectiles don't have to spin, their velocity should also be higher by default, the spin direction for zone and primary projectile should be the same.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now make the zone use the same spin direction. The zone's arc_sign is set randomly — I need to pass the direction from the projectile. Let me pass it via the area args:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now update the area constructor to use args.arc_sign when provided:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now increase secondary speed:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Test it — primary + zone spin same direction, secondaries don't spin and move faster.

The spin direction is not the same between both of them consistently. Also let's spawn 6 projectiles instead. Also let's use wind sounds. RPG3_WindMagic_Projectiles03.wav for cast, and the windfield sound for when the tornado bursts

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:\a327ex\Orblike\main.lua)

<tool_use_error>Found 4 matches of the string to replace, but replace_all is false. To replace all occurrences, set replace_all to true. To replace only one occurrence, please provide more context to uniquely identify the instance.
String:     fire_sound = 'arrow_hit_wood',
    fire_sound_2 = 'arrow_shoot',
    wall_hit_sounds = {'arrow_hit_wall_1', 'arrow_hit_wall_2'},</tool_use_error>

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now play the burst sound when secondaries spawn. Let me find that code:

Grep (Tornado shot: spawn secondary)

7959:  -- Tornado shot: spawn secondary projectiles on death

Read (E:\a327ex\Orblike\main.lua)

7959   -- Tornado shot: spawn secondary projectiles on death
7960      if self.is_tornado_shot then
7961        local def = abilities[self.ability]
7962        local count = def.secondary_count or 3
7963        local orb_ed = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0
7964        local pc = ability_particle_color(orb_ed, self.color)
7965        for i = 0, count - 1 do
7966          local sec_r = i*(math.pi*2/count) + an.random:float(-0.1, 0.1)
7967          local sx = self.x + 4*math.cos(sec_r)
7968          local sy = self.y + 4*math.sin(sec_r)
7969          local sec = projectile(sx, sy, {
7970            ability = self.ability, color = self.color, r = sec_r, mods = self.mods,
7971            source_orb = self.source_orb, is_secondary = true,
7972            speed_mult = (def.secondary_speed or 190)/(def.projectile_speed or 150),
7973          })
7974          sec.w = def.secondary_w or 7
7975          sec.h = def.secondary_h or 3
7976          an:add(sec)
7977        end
7978        an:add(hit_circle(self.x, self.y, {radius = 12, duration = 0.2}):change_color(0.5, pc:clone()))
[result-id: r25]

Read (E:\a327ex\Orblike\main.lua)

7978     an:add(hit_circle(self.x, self.y, {radius = 12, duration = 0.2}):change_color(0.5, pc:clone()))
7979        for i = 1, 4 do
7980          an:add(hit_particle(self.x, self.y, {velocity = an.random:float(80, 180), duration = an.random:float(0.2, 0.4)}):change_color(0.5, pc:clone()))
7981        end
7982      end
[result-id: r26]

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now fix the spin direction consistency. The issue is that tornado_spin_dir is set on the projectile, but arc_sign in the area might be set before the projectile passes it. Let me check the order — the zone is created in the projectile constructor, and arc_sign is passed as an arg. Let me trace through:

The projectile constructor sets self.tornado_spin_dir = an.random:choice({-1, 1}), then creates the area with arc_sign = self.tornado_spin_dir. The area constructor should use args.arc_sign. Let me verify by reading the area init more carefully:

Grep (args.arc_sign)

8162:    self.arc_sign = args.arc_sign or (is_steady and 1 or an.random:choice({-1, 1}))

That looks correct. But wait — the area constructor might not reach this code if tornado_shot doesn't have area_duration. Let me check if the area detects tornado_shot as a persistent zone:

Grep (area_duration)

698:    area_duration = 4,
775:    area_duration = 999,
839:    area_duration = 9999,
954:    area_duration = 999,
997:    area_duration = 9999,
8138:  self.duration = args.duration or (def and def.area_duration)

Read (E:\a327ex\Orblike\main.lua)

8138   self.duration = args.duration or (def and def.area_duration)
8139    
8140      self:add(timer())
8141      self:add(spring())
8142      self.spring:add('main', 1)
8143    
8144      if self.duration then
8145        -- Duration modifiers
8146        if self.mods['duration+'] then self.duration = self.duration*1.5 end
8147        if self.mods['duration++'] then self.duration = self.duration*2.0 end
8148        if self.mods['duration+++'] then self.duration = self.duration*3.0 end
8149        if self.mods['duration-'] then self.duration = self.duration*0.75 end
8150        if self.mods['duration--'] then self.duration = self.duration*0.5 end
8151        if self.mods['duration---'] then self.duration = self.duration*0.25 end
8152        self.tick_rate = args.tick_rate or (def and def.area_tick_rate) or 0.5
8153        if self.mods['tick_speed+'] then self.tick_rate = self.tick_rate*0.85 end
8154        if self.mods['tick_speed++'] then self.tick_rate = self.tick_rate*0.7 end
8155        if self.mods['tick_speed+++'] then self.tick_rate = self.tick_rate*0.5 end
8156        if self.mods['tick_speed-'] then self.tick_rate = self.tick_rate*1.5 end
8157        if self.mods['tick_speed--'] then self.tick_rate = self.tick_rate*2.0 end
[result-id: r27]

tornado_shot has area_duration = 999, so it enters the duration branch and sets up arc_sign. The code path should work. Let me double-check the projectile constructor order — tornado_spin_dir must be set before the area is created:

Grep (tornado_spin_dir|tornado_zone.*area)

7630:    self.tornado_zone = area(self.x, self.y, {ability = 'tornado_shot', color = self.color, mods = self.mods, follow = self, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0, arc_sign = self.tornado_spin_dir})
7633:    self.tornado_spin_dir = an.random:choice({-1, 1})
7634:    self.tornado_spin_speed = self.tornado_spin_dir*12*math.pi
[result-id: r28]

There's the bug — tornado_spin_dir is set at line 7633, AFTER the area is created at line 7630. So self.tornado_spin_dir is nil when passed to the area. I need to swap the order:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Test it — spin direction should now be consistent between projectile and zone.

Great, spin direction is working now. Let's have the spin direction always be "right" though, never "left". Lower the cast sound by 25%. The particles that spawn when the tornado bursts should be like the particles that spawn enemies get hit from cyclone, they should have a bend to their direction in the direction of the spin (right), but be more aggressive than the ones in cyclone. They should also be long-lived, like the particles in enemy death or the particles on enemy spawn.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now lower cast sound by 25%. The fire_sound is wind_proj_3:

Grep (wind_proj_3 =)

No matches found

Grep (wind_proj)

36:  wind_proj = 0.3,
166:an:sound('wind_proj_1', 'assets/RPG3_WindMagic_Projectiles01.ogg')
167:an:sound('wind_proj_2', 'assets/RPG3_WindMagic_Projectiles02.ogg')
168:an:sound('wind_proj_3', 'assets/RPG3_WindMagic_Projectiles03.ogg')
524:  {'wind_proj_1', 'assets/RPG3_WindMagic_Projectiles01'},

[Showing results with pagination = limit: 5]
[result-id: r29]

The volume is shared as wind_proj = 0.3. I shouldn't change the shared volume. Instead I'll play it at 75% of the volume in the fire code. But actually, the fire sound is played generically via sfx(def.fire_sound, volumes[def.fire_sound]). The simplest approach is to add a specific volume entry:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now update the fire sound playback to use fire_volume if present:

Grep (def.fire_sound then)

1767:      if def.fire_sound then sfx(def.fire_sound, volumes[def.fire_sound]) end
1921:        if def.fire_sound then
4183:          if def.fire_sound then sfx(def.fire_sound, volumes[def.fire_sound]) end
8986:    if def and def.fire_sound then sfx(def.fire_sound, volumes[def.fire_sound]) end
[result-id: r30]

The main projectile fire sound is at line 1921. Let me read that:

Read (E:\a327ex\Orblike\main.lua)

1921         if def.fire_sound then
1922              sfx(def.fire_sound, volumes[def.fire_sound])
1923            end
1924            if def.fire_sound_2 then
1925              sfx(def.fire_sound_2, volumes[def.fire_sound_2])

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now the burst particles. Let me look at cyclone hit particles for reference:

Grep (cyclone_spin.hit_particle|cyclone.spin.*particle)

No matches found

Read (E:\a327ex\Orblike\main.lua)

8293                 can_damage = true
8294                  end
8295                end
8296              else
8297                if not e.damaged_by_area[self.ability] then
8298                  e.damaged_by_area[self.ability] = self.tick_rate
8299                  can_damage = true
8300                end
8301              end
8302              if can_damage then
8303                hit_any = true
8304                local hit_vol = is_cyclone and 0.5 or (def and def.hit_sounds and 0.45 or 0)
8305                e:take_damage(self.damage, hit_vol)
8306                local cyclone_spin = is_cyclone and self.arc_sign*6 or 0
8307                if is_cyclone then e.cyclone_spin = cyclone_spin end
8308                apply_knockback_mod(self.mods, e, self.x, self.y)
8309                for i = 1, an.random:int(1, 2) do
8310                  an:add(hit_particle(e.x, e.y, {
8311                    velocity = an.random:float(30, 80),
8312                    duration = an.random:float(0.1, 0.3),
[result-id: r31]

Read (E:\a327ex\Orblike\main.lua)

8309             for i = 1, an.random:int(1, 2) do
8310                  an:add(hit_particle(e.x, e.y, {
8311                    velocity = an.random:float(30, 80),
8312                    duration = an.random:float(0.1, 0.3),
8313                    w = 4,
8314                    spin = cyclone_spin,
8315                  }):change_color(0.5, ability_particle_color(self.edition, self.color):clone()))
8316                end
8317              end
8318            end
[result-id: r32]

Now let me see how hit_particle uses spin:

Grep (self.spin)

8690:  self.spin = 0
8721:  self.spin = an.random:choice({-1, 1})*an.random:float(8, 12)*math.pi
8804:    self.r = self.r + self.spin*dt
9091:  self.spin = args.spin or 0
9138:  if self.spin ~= 0 then self.angle = self.angle + self.spin*dt end
10367:  self.spin = an.random:float(-8, 8)
10385:  self.r = self.r + self.spin*dt
[result-id: r33]

Read (E:\a327ex\Orblike\main.lua)

9085   self.w = args.w or math.remap(self.velocity, 100, 250, 7, 10)
9086      self.h = args.h or self.w/2
9087      self.draw_color = args.color and args.color:clone() or fg_color:clone()
9088      self:add(timer())
9089      self.timer:tween(self.duration, self, {w = 2, h = 2, velocity = 0}, math.sine_in_out, function() self:kill() end)
9090    
9091      self.spin = args.spin or 0
9092    
9093      if args.force_angle then
9094        self.force_angle = args.force_angle
9095        self.force_strength = args.force_strength or 3
9096      end
9097    
9098      if args.zigzag then
9099        self.zigzag = true
9100        self.base_angle = self.angle
9101        self.angle = self.base_angle + math.pi/4
9102        self.zigzag_dist = 0
9103        self.zigzag_leg = 10
9104        self.zigzag_side = 1
9105      end
9106    
9107      if args.zag then
9108        self.zag = true
9109        self.zag_angle = args.zag
9110        self.zag_dist = args.zag_dist or 8
9111        self.zag_traveled = 0
9112        self.zag_done = false
9113      end
9114    end
... [31 more lines]

Good — spin curves the particle's direction over time. Cyclone uses spin = 6 (or -6). For tornado burst I'll use a higher spin value and longer duration. Now update the burst particles:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Test it.

Let's make secondary projectiles actually the same as normal projectiles, and cast sound needs to be like 1.5x

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now remove the secondary size override — secondaries should use default projectile dimensions:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Remove the size override in the spawn code:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Test it.

Slightly less turn speed on burst particles and longer duration.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

More particles and more variation on initial speed, duration variation also 0.4, 1.2, w = 6, 12, spin = 5, 8

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

w = 6, 8, v = 60, 240, duration = 0.4, 1.0

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Higher initial projectile speed

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Perfect, now update interactions.md and let's test interactions

Edit (E:\a327ex\Orblike\tags.md)

The file E:\a327ex\Orblike\tags.md has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:\a327ex\Orblike\interactions.md)

The file E:\a327ex\Orblike\interactions.md has been updated successfully. (file state is current in your context — no need to Read it back)

Now set up batch 1:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 1:

  1. Base — plain tornado shot
  2. spread(3) — 3 primary tornadoes in fan
  3. nova — 8 primary tornadoes
  4. homing — primary + secondaries home
  5. pierce(3) — primary pierces 3, secondaries spawn on final death
  6. chain(3) — primary chains 3 times

Test it.

The tornado should explode on max range OR mouse position

Read (E:\a327ex\Orblike\main.lua)

7540 
7541      -- Max range: projectile dies after traveling this distance
7542      if def and def.max_range then
7543        self.distance_traveled = 0
7544        self.max_range = def.max_range
7545      end
7546    
7547      -- Inherent pierce from ability definition
7548      if def and def.inherent_pierce then
7549        self.pierce = math.huge
[result-id: r35]

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add target_mouse = true to the tornado_shot definition:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now the tornado travels to whichever is closer — the mouse position or max range (150). Test it.

The projectiles are also dying on mouse position, which shouldn't be the case.

The secondaries inherit the same ability (tornado_shot) and its target_mouse = true + max_range = 150. I need to skip target_mouse for secondaries:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

But secondaries also shouldn't have max_range at all — they should fly until they hit a wall or enemy. Let me skip max_range entirely for secondaries:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Secondaries now have no max_range — they fly until wall or enemy hit. Test it.

Perfect, next tests.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 2:

  1. knockback+++ — strong knockback on primary, secondaries, and zone
  2. ability_echo(3) — fires 3 tornadoes with delay
  3. returning_arc — primary curves and returns (secondaries spawn on first death)
  4. cast_on_expire(fireball) — fireball on every projectile death
  5. area+ + magnetic_area — bigger zone that pulls enemies in
  6. projectile_speed--- — slow primary (more zone ticks)

Test it.

Cast on expire should cast the spell after the tornado expires and also the secondaries

It should already do both — cast_on_expire triggers in projectile:die() which fires for both the primary (when it reaches target/wall) and each secondary (when they hit walls/enemies). Let me verify:

Read (E:\a327ex\Orblike\main.lua)

7947 function projectile:die()
7948      -- cast_on_expire: fire linked ability at death position
7949      if self.mods.cast_on_expire then
7950        fire_triggered_ability(self.mods.cast_on_expire, self.x, self.y, self.mods, self.source_orb)
7951      end
7952    
7953      -- Kill the attached zone
7954      if self.bl_zone then
7955        self.bl_zone:kill()
7956        self.bl_zone = nil
7957      end
7958      if self.tornado_zone then
7959        self.tornado_zone:kill()
7960        self.tornado_zone = nil
7961      end
[result-id: r36]

Yes, cast_on_expire fires at line 7949 before any tornado-specific cleanup. Both primary and secondary projectiles go through die(), so both trigger it. Is it not working? What are you seeing?

A few fixes: cascade, area_echo should behave just like cyclone, duration should increase the range for the tornado, moving zone no effect, homing zone = homing, zone_speed = projectile speed. Returning arc currently has the projectile die without returning fully. Is it dying based on time or distance travelled or something else?

Let me fix these one by one. First, the returning_arc issue — the projectile is dying from distance_traveled >= max_range during the return:

Grep (not self.returning_range and self.distance_traveled)

7793:    if not self.returning_range and self.distance_traveled >= self.max_range then

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now make duration modifiers increase the range for tornado_shot. I need to apply them to max_range in the projectile constructor:

Read (E:\a327ex\Orblike\main.lua)

7541 
7542      -- Max range: projectile dies after traveling this distance
7543      if def and def.max_range and not args.is_secondary then
7544        self.distance_traveled = 0
7545        if def.target_mouse then
7546          self.max_range = math.min(def.max_range, math.distance(x, y, an.camera.mouse.x, an.camera.mouse.y))
7547        else
7548          self.max_range = def.max_range
7549        end
7550      end
7551    
7552      -- Inherent pierce from ability definition
7553      if def and def.inherent_pierce then
7554        self.pierce = math.huge
7555      end
[result-id: r37]

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Add duration_scales_range = true to tornado_shot definition:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now make homing_zone act as homing and zone_speed act as projectile_speed for tornado_shot. These mods are applied to the zone (area), but should affect the projectile. The simplest approach: in the projectile constructor, copy these mods over:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

But wait — homing needs the full homing setup (delay, convergence, etc.) which happens later in the constructor. Since self.mods.homing is now true, the homing block at the end will pick it up automatically.

Now update interactions.md for these changes:

Edit (E:\a327ex\Orblike\interactions.md)

The file E:\a327ex\Orblike\interactions.md has been updated successfully. (file state is current in your context — no need to Read it back)

Test it — returning_arc should now complete the full return, and the other modifier remappings should work.

Perfect, next tests.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 3:

  1. null_conversion — fires from orb, purple
  2. ability_copy — all orbs fire tornado_shot
  3. duration+++ — 3x travel range (450)
  4. homing_zone — primary homes toward enemies
  5. zone_speed+++ — 2x primary speed
  6. parallel(3) — 3 parallel primaries

Test it.

Perfect, next.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 4:

  1. spread(3) + homing — 3 homing tornadoes
  2. cast_on_apex + mid_return — frost_nova at turning point
  3. infinite_chain — primary chains forever
  4. growing_zone — zone grows while traveling
  5. shrinking_zone — zone shrinks while traveling
  6. trigger_while_channelling — auto-fires while beam held (hold T)

Test it.

Zone is not growing or shrinking, should grow/shrink by the given amount over the duration of the projectile

The issue is the zone has area_duration = 999, so growing/shrinking rate is calculated over 999 seconds — barely visible in the ~0.7s the projectile travels. I need to set the zone's actual duration to match the projectile's travel time.

Grep (growing_zone|shrinking_zone)

7185:            if mods.growing_zone then
7187:            elseif mods.shrinking_zone then
8239:    if self.mods.growing_zone then
8246:    elseif self.mods.shrinking_zone then
11070:orbs[4]:add_modifier('growing_zone', true)             -- 4: growing zone
11072:orbs[5]:add_modifier('shrinking_zone', true)           -- 5: shrinking zone
[result-id: r1]

Read (E:\a327ex\Orblike\main.lua)

8237 
8238        -- Growing/shrinking area
8239        if self.mods.growing_zone then
8240          if self.duration >= 9999 then
8241            self.radius_rate = self.radius*0.3
8242            self.radius_max = self.radius*2.5
8243          else
8244            self.radius_rate = (self.radius*2 - self.radius)/self.duration
8245          end
8246        elseif self.mods.shrinking_zone then
8247          if self.duration >= 9999 then
8248            self.radius_rate = -self.radius*0.15
8249            self.radius_min = self.radius*0.25
8250          else
8251            self.radius_rate = (self.radius*0.5 - self.radius)/self.duration
[result-id: r2]

The zone uses self.duration to calculate the growth rate. For tornado_shot's zone (duration=999), it uses the fallback rate for infinite zones which is slow. I need to pass the projectile's travel time as the zone's duration:

[Request interrupted by user]

The projectile travel time may be variable like for return arc, keep the zone duration 999 but calculate only another internal one for the zone change specifically that's more of a guess

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now pass growth_duration when creating the tornado zone — estimate ~2 seconds as a reasonable guess for the projectile's lifetime:

Grep (self.tornado_zone = area)

7653:    self.tornado_zone = area(self.x, self.y, {ability = 'tornado_shot', color = self.color, mods = self.mods, follow = self, edition = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0, arc_sign = self.tornado_spin_dir})

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now store growth_duration in the area constructor:

Grep (self.duration = args.duration)

8162:  self.duration = args.duration or (def and def.area_duration)
8867:  self.duration = args.duration or 6
9080:  self.duration = args.duration or 0.2
9108:  self.duration = args.duration or an.random:float(0.2, 0.6)
9242:  self.duration = args.duration or 0.1
9321:  self.duration = args.duration or an.random:float(0.3, 0.6)
10303:  self.duration = args.duration or 0.6
10388:  self.duration = args.duration or 0.4
10434:  self.duration = args.duration or 0.25
10555:  self.duration = args.duration or 0.2
10575:  self.duration = args.duration or an.random:float(0.2, 0.5)
[result-id: r3]

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now the zone uses growth_duration (estimated as 2x travel time) for growing/shrinking rate calculations, while keeping its actual duration at 999. Test it.

Fallback to 2 seconds but in most cases you can calculate it accurately based on max range or mouuse position

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now it uses the actual travel distance / speed for the growth duration, falling back to 2s only if speed is 0. Test it.

Perfect, any more tests?

One more batch to cover the remaining interesting modifiers:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 5 (final):

  1. tick_speed+++ — 2x zone tick rate
  2. zone_stacking — overlapping zones damage same enemy
  3. near_return — short range return
  4. back + sides — primaries in 4 directions
  5. projectile_nova — 8 primaries
  6. nova + pierce(3) — 8 primaries that pierce

Test it.

Good, any more?

No, that covers all the modifiers that should have an effect on tornado_shot. Everything else is "no effect" (beam, melee, strike, formation modifiers). Tornado shot is done.

The next ability on the list is Explosive Arrow (Path of Exile style — arrows stick into enemies, stack up, then detonate). Want to continue with that, or end the session here?

After Explosive Arrow is what?

The last one from the original list: X — the arrow that doesn't deal damage but pushes enemies away, shaped like a T or U-basket that scoops enemies.

So two more abilities to go: Explosive Arrow, then X.

OK, get started on Explosive Arrow then. Should work exactly like PoE's. I believe with PoE one explosion also triggers explosions on nearby arrows, right?

In PoE, each target's fuses are independent — when one target's arrows explode, it doesn't directly trigger fuses on other targets. The explosions CAN hit nearby enemies and kill them, but the fuse detonation itself doesn't chain.

The chain detonation you're thinking of would be a cool addition though — if an explosion hits a nearby enemy that also has fuses, those fuses immediately detonate too, causing a chain reaction through fused packs.

Here's the design:

explosive_arrow

Questions:

  1. If the arrow misses enemies, does it stick into the ground/wall and create a smaller explosion there after the timer? PoE does this.
  2. Fuse timer — 1.5s from first arrow? Or reset on each new arrow?
  3. Should projectile modifiers (spread, nova) fire multiple arrows, each of which can stick independently? So spread(3) = 3 arrows = potentially 3 fuses on 3 different enemies or 3 fuses on the same enemy?
  4. Chain detonation — should I add this as inherent to the ability, or save it for a modifier?

Missing duration tag. After a fuse timer, the arrow detonates. If the detonation hits enemies with fuses, they also detonate on a delay, creating a chain reaction. Explosion AoE damage adds +1 per fuse, yea. 1. Stick to wall and creates the same explosion there after the timer goes. 2. Reset on each new arrow on the same enemy. 3. Yes, 3 different arrows. 4. Inherent to the ability, just with a delay between each explosion stage and not all immediate.

Got it. Here's the full design:

explosive_arrow

The fuse tracking needs to be on enemies (and wall positions), not on the projectile. I'll add a fuse table that maps enemies/positions to their fuse data.

Implementing now.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Add to ability_names:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now I need to create the fuse system. I'll add a global fuse tracking table and a fuse visual object, then handle the on_hit to attach fuses instead of dealing damage:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add the explosive_fuse_update call to the early_action:

Grep (an:early_action(function)

6486:an:early_action(function()
11258:an:early_action(function()
11268:an:early_action(function()

Read (E:\a327ex\Orblike\main.lua)

6486 an:early_action(function()
6487      local changed = false
6488      if an:key_is_pressed('f9') then
6489        wall_symbol_index = wall_symbol_index % #wall_symbol_types + 1
6490        print('Symbol: ' .. wall_symbol_types[wall_symbol_index])
6491      end
6492      if an:key_is_pressed('f10') then
6493        wall_dist_index = wall_dist_index % #wall_dist_types + 1
6494        map_gen_wall_points()
6495        print('Distribution: ' .. wall_dist_types[wall_dist_index])
[result-id: r4]

Read (E:\a327ex\Orblike\main.lua)

11258    an:early_action(function()
11259     cached_enemies = an:all('enemy')
11260     enemy_spatial_hash = build_enemy_spatial_hash(cached_enemies, 32)
11261     -- Slow-mo toggle
11262     if an:key_is_pressed('f1') then
11263       if an.time_scale == 1 then an.time_scale = 0.2 else an.time_scale = 1 end
11264     end
11265   end)
11266   
11267   -- Collision handling
11268   an:early_action(function()
11269     -- Player-enemy collision (skip during dash_strike)
11270     for _, event in ipairs(an:collision_begin_events('player', 'enemy')) do
11271       if p1.dash_strike_active then goto skip_contact end
11272       local p, e = event.a, event.b
[result-id: r5]

I'll add the fuse update right after the cached_enemies early_action:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add the on_hit handler for explosive_arrow — stick into enemy instead of dealing damage:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now handle wall hits — when an explosive arrow hits a wall, it should stick and create a fuse at that position instead of just dying. Let me update the wall collision code to check for explosive_arrow:

Grep (Wall hit sound + stuck arrow)

7847:        -- Wall hit sound + stuck arrow visual

Read (E:\a327ex\Orblike\main.lua)

7843         an:add(hit_circle(hit.point_x, hit.point_y, {radius = 6, duration = 0.15}))
7844            for i = 1, 2 do
7845              an:add(hit_particle(hit.point_x, hit.point_y, {velocity = an.random:float(50, 100), duration = an.random:float(0.1, 0.3)}):change_color(0.5, ability_particle_color((self.source_orb and self.source_orb.edition) or ability_edition_override or 0, self.color):clone()))
7846            end
7847            -- Wall hit sound + stuck arrow visual
7848            local wall_def = abilities[self.ability]
7849            if wall_def and wall_def.wall_hit_sounds then
7850              local snd = an.random:choice(wall_def.wall_hit_sounds)
7851              local d = math.distance(hit.point_x, hit.point_y, p1.x, p1.y)
7852              local vol_mult = math.max(1 - d/500, 0.15)
7853              sfx(snd, volumes[snd]*vol_mult)
7854              local wa_offset = 2
7855              local wa_ed = (self.source_orb and self.source_orb.edition) or ability_edition_override or 0
7856              an:add(wall_arrow(hit.point_x - math.cos(self.r)*wa_offset, hit.point_y - math.sin(self.r)*wa_offset, {r = self.r, color = self.color, edition = wa_ed}))
7857            end
7858            self:die()
7859            return
7860          end
[result-id: r6]

I need to add a fuse on wall hit for explosive_arrow. Let me add it before self:die():

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now set up test orbs:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Test it — fire arrows into enemies/walls, they stick and detonate after 1.5s. Stack multiple on one target for bigger boom. Chain detonation cascades through nearby fused targets.

Arrow sticking to wall has the same problem as before where it's not sticking correctly visually (above wall and wall edge). RPG3_FireMagic_Explosion01.wav for explosion, RPG3_FireMagicArrow_Projectile02.wav for cast.

For the wall fuse visual — the fuse arrows are drawn on ability_layer which is above walls. Since they're stuck in the wall, they should draw on ground_floor like wall_arrow does. Let me fix the drawing, then add the sounds.

Grep (Draw fuse arrows)

9181:  -- Draw fuse arrows

Read (E:\a327ex\Orblike\main.lua)

9181   -- Draw fuse arrows
9182      for _, fuse in ipairs(explosive_fuses) do
9183        if fuse.timer > 0 then
9184          local fx, fy = fuse.x, fuse.y
9185          local ed = fuse.edition
9186          if ed > 0 then
9187            ability_layer:shader_set_float(draw_shader, 'u_edition', ed)
9188            ability_layer:shader_set_float(draw_shader, 'u_time', an.time)
9189          end
9190          for _, vis in ipairs(fuse.visuals) do
9191            local vx = fx + vis.offset_d*math.cos(vis.offset_r)
9192            local vy = fy + vis.offset_d*math.sin(vis.offset_r)
9193            ability_layer:push(vx, vy, vis.r, 1, 1)
9194            ability_layer:rounded_rectangle(-5, -2, 10, 4, 2, fuse.color())
9195            ability_layer:pop()
9196          end
9197          if ed > 0 then
9198            ability_layer:shader_set_float(draw_shader, 'u_edition', 0)
9199          end
9200        end
[result-id: r7]

Wall fuses (target == nil) should draw on ground_floor, enemy fuses on ability_layer:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add the sounds:

Bash (find /e/a327ex/Orblike/assets -name "RPG3_FireMagic_Explosion01*" -o -name "RPG3...)

/e/a327ex/Orblike/assets/RPG3_FireMagicArrow_Projectile02.wav
/e/a327ex/Orblike/assets/RPG3_FireMagic_Explosion01.wav

Bash (ffmpeg -i "RPG3_FireMagic_Explosion01.ogg" -af volumedetect -f null /dev/null 2>...)

(Bash completed with no output)

Bash (cd /e/a327ex/Orblike/assets && ffmpeg -i "RPG3_FireMagic_Explosion01.wav" -c:a l...)

[out#0/ogg @ 0000022934687d80] video:0KiB audio:172KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 3.103751%
size=     178KiB time=00:00:03.64 bitrate= 398.7kbits/s speed=61.3x elapsed=0:00:00.05    
[out#0/ogg @ 0000017d306800c0] video:0KiB audio:199KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 2.727117%
size=     205KiB time=00:00:03.64 bitrate= 459.3kbits/s speed=56.7x elapsed=0:00:00.06    
[out#0/ogg @ 000001d857977a00] video:0KiB audio:52KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 9.166713%
size=      57KiB time=00:00:01.05 bitrate= 446.6kbits/s speed=33.1x elapsed=0:00:00.03    
[out#0/ogg @ 0000028193ff5d00] video:0KiB audio:64KiB subtitle:0KiB other streams:0KiB global headers:4KiB muxing overhead: 7.482725%
size=      69KiB time=00:00:01.05 bitrate= 540.1kbits/s speed=34.2x elapsed=0:00:00.03
[result-id: r9]

Bash (ffmpeg -i "RPG3_FireMagic_Explosion01.ogg" -af volumedetect -f null /dev/null 2>...)

[Parsed_volumedetect_0 @ 00000292ad676940] mean_volume: -17.2 dB
[Parsed_volumedetect_0 @ 0000021d15a46940] mean_volume: -24.7 dB

Volumes:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now update the ability definition to use the new sounds:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add the explosion sound to the detonate function:

Grep (Visual explosion)

9143:  -- Visual explosion

Read (E:\a327ex\Orblike\main.lua)

9143   -- Visual explosion
9144      local pc = ability_particle_color(fuse.edition, fuse.color)
9145      an:add(area(fx, fy, {ability = 'explosive_arrow', color = fuse.color, mods = fuse.mods, edition = fuse.edition}))
9146      an.camera.shake:shake(4 + fuse.count, 0.3)
9147    
[result-id: r10]

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Test it — wall fuses draw on ground_floor (below walls), fire arrow cast sound on fire, explosion sound on detonation.

The stuck projectile is now not showing.

The fuse arrows at wall positions aren't pushed outward into the floor area like wall_arrow is. They're at the exact wall boundary where the ground layer's wall gradient covers them. I need to offset them:

Grep (explosive_fuse_add(nil)

7870:          explosive_fuse_add(nil, hit.point_x, hit.point_y, {

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Pushed 2px outward (opposite projectile direction) into the floor area, same as wall_arrow. Test it.

Still not visible, it's another issue.

The issue is timing — explosive_fuse_update runs in early_action which draws the fuse arrows BEFORE the floor polygon is drawn in action. The floor polygon covers them on the same layer.

I need to split the fuse drawing into a separate action callback that runs after the floor polygon:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add an an:action callback for the fuse drawing, placed after the ground drawing action so it runs after the floor polygon:

Grep (-- Explosive arrow fuse system$)

No matches found

Grep (Explosive arrow fuse system)

9079:-- Explosive arrow fuse system
11292:-- Explosive arrow fuse system

Read (E:\a327ex\Orblike\main.lua)

11292    -- Explosive arrow fuse system
11293   an:early_action(function()
11294     explosive_fuse_update(an.dt)
11295   end)
11296   

Now add the draw as an action callback right after:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now the floor polygon draws in one action, then the fuse arrows draw in a later action — both on ground_floor, but fuses on top. Test it.

25% higher volume on explosion

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

0.45

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Seems to work. Update interactions.md with it.

Edit (E:\a327ex\Orblike\tags.md)

The file E:\a327ex\Orblike\tags.md has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:\a327ex\Orblike\interactions.md)

The file E:\a327ex\Orblike\interactions.md has been updated successfully. (file state is current in your context — no need to Read it back)

Done. Want to test interactions, or move on to the last ability (X — the push arrow)?

area_echo should have the explosion happen multiple times, isn't that how it is for fireball? Should be the same as there

You're right — fireball's area_echo repeats the explosion at the same position after a delay. Explosive arrow's detonation should do the same — the explosion repeats N times. Let me update the interactions entry:

Edit (E:\a327ex\Orblike\interactions.md)

The file E:\a327ex\Orblike\interactions.md has been updated successfully. (file state is current in your context — no need to Read it back)

These should already work since the detonation spawns an area object with fuse.mods, and cascade/area_echo are handled by the area constructor. Let's test interactions now or move on to X?

Let's test interactions.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 1:

  1. Base — plain explosive arrow
  2. spread(3) — 3 arrows in fan
  3. nova — 8 arrows all directions
  4. pierce(3) — arrow pierces through 3 enemies, fusing each
  5. homing — arrow homes toward enemies
  6. area+++ — 2x explosion radius

Test it.

Add to todo: modifier that makes projectile abilities be shot upwards and fall down instead on target location, like big rock but for any projectile

Edit (E:\a327ex\Orblike\todo.md)

The file E:\a327ex\Orblike\todo.md has been updated successfully. (file state is current in your context — no need to Read it back)

Now back to testing — how did batch 1 go?

10% lower explosion sound, distance based decay for it too, the projectiles sticking to enemies should always be half outside the enemy, currently they're mostly inside the enemy

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add distance decay to the explosion sound:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now fix the fuse arrow offset — currently offset_d is 0-4px random, need to push them outward so they're half outside the enemy. The arrow is 10px long, so half outside means the center should be at the enemy's edge (~7px out from center):

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now each fuse arrow is offset 7px from the enemy center in roughly the opposite direction of the projectile's travel (with slight random variation), so half the arrow sticks out. Test it.

The stuck projectile should also rotate with the enemy? Currently it's just there

I need to store the offset angle relative to the enemy's rotation at stick time, then apply the enemy's current rotation when drawing:

Grep (seeker.self.r|self.r.seeker|function seeker:new)

8741:function seeker:new(x, y)

Read (E:\a327ex\Orblike\main.lua)

8741 function seeker:new(x, y)
8742      object.new(self)
8743      self:tag('enemy')
8744      self.x, self.y = x, y
8745      self.w, self.h = 14, 6
8746      self.base_speed = an.random:float(50, 75)
8747      self.speed = self.base_speed
8748      self.slow_multiplier = 1
8749      self.draw_color = red:clone()
8750      self.r = 0
8751      self.hp = 5
8752      self.max_hp = 5
8753      self.show_hp_bar = false
8754      self.flashing = false
8755      self.damaged_by_area = {}
[result-id: r11]

Good, enemies have self.r. Now update the fuse visual to store the angle relative to the enemy's rotation at stick time:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now update the draw code to add the enemy's current rotation:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now fuse arrows rotate with the enemy — the offset angle and arrow angle are stored relative to the enemy's rotation at stick time, then the enemy's current rotation is added when drawing. Test it.

0.45 explosion sound again, then next tests

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 2:

  1. chain(3) — arrow chains to 3 enemies, fusing each
  2. knockback+++ — strong knockback on explosion
  3. ability_echo(3) — fires 3 arrows with delay
  4. cascade(3) — explosion spawns copies in a line
  5. area_echo(3) — explosion repeats 3 times
  6. magnetic_area — pull enemies toward explosion center

Test it.

area_echo delay should be way lower for this ability specifically

Grep (echo_delay)

737:    echo_delay = 0.3,
863:    echo_delay = 0.2,
1412:        local echo_delay = def.echo_delay or 0.55
1414:          self.timer:after(w*echo_delay, function() spawn_self_area_formation() end)
1497:        local echo_delay = def.echo_delay or 0.55
1499:          self.timer:after(w*echo_delay, function() spawn_aimed_area() end)
2042:      local echo_delay = 0.2
2044:        self.timer:after(delay + w*echo_delay, function()
8422:      local echo_delay_dur = (def and def.echo_delay) or 0.55
8423:      self.timer:after(echo_delay_dur, function()

[Showing results with pagination = limit: 10]
[result-id: r12]

The area echo delay comes from def.echo_delay with a fallback of 0.55s. I'll add a low echo_delay to explosive_arrow:

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

0.15s between echo explosions instead of the default 0.55s. Test it.

Perfect, next tests.

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 3:

  1. null_conversion — fires from orb, purple
  2. ability_copy — all orbs fire explosive arrows
  3. returning_arc — arrow curves and returns, fusing enemies along both directions
  4. infinite_chain — arrow chains forever, fusing everything in range
  5. projectile_speed--- — slow arrows
  6. trigger_while_channelling — auto-fires while beam held (hold T)

Test it.

Perfect, more tests

Edit (E:\a327ex\Orblike\main.lua)

The file E:\a327ex\Orblike\main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Batch 4:

  1. parallel(3) — 3 parallel arrows
  2. back + sides — arrows in 4 directions
  3. cast_on_expire(frost_nova) — frost_nova when arrow dies
  4. mid_return — arrows return at 100 range
  5. spread(3) + pierce(3) — fan of piercing arrows
  6. projectile_speed+++ — fast arrows

Test it.

Anything more to test?

No, that covers all the modifiers that should have an effect on explosive_arrow. Everything else is "no effect" (beam, melee, strike, formation, zone modifiers). Explosive arrow is done.

Last ability: X — the push arrow. Want to get started on it, or end the session here?

Let's end it here. Name it "Orblike 5 Arrow Abilities"

Skill

Launching skill: end-session

Base directory for this skill: E:\a327ex.claude\skills\end-session

End Session Workflow

This skill is invoked from the same conversation where the work was done. You already have the full session context in memory — you do NOT need to read the transcript.

Step 1: Get Session Info

Ask the user: 1. Session title (max 30 characters). Examples: "Anchor Phase 10 Part 5", "Physics Arena Setup", "Timer System Fix" 2. Which project was this session for? Options: Anchor, emoji-ball-battles, orblike, other

Step 2: Write Summary

Write the summary from your conversation memory. You have the full session context — no need to read any files.

The summary should be thorough and detailed. Each major topic deserves its own section with multiple specific bullet points. Don't compress — expand.

Purpose: These summaries serve as searchable records. Future Claude instances will grep through past logs to find how specific topics were handled. The more detail you include, the more useful the summary becomes for finding relevant context later.

Format (this is just an example structure — adapt sections to match what actually happened):

# [Title]

## Summary

[1-2 sentence overview of the session's main focus]

**[Topic 1 - e.g., "Spring Module Implementation"]:**
- First specific detail about what was done
- Second detail - include file names, function names
- User correction or feedback (quote if notable)
- Technical decisions and why

**[Topic 2 - e.g., "Camera Research"]:**
- What was researched
- Key findings
- How it influenced implementation

**[Topic 3 - e.g., "Errors and Fixes"]:**
- Specific error message encountered
- Root cause identified
- How it was fixed

[Continue for each major topic...]

---

[Rest of transcript follows]

Rules: - Be thorough — If in doubt, include more detail, not less. Each topic should be as detailed as possible while still being a summary. - Think searchability — Future instances will search these logs. Include keywords, function names, error messages that someone might grep for. - One section per major topic — Don't combine unrelated work into one section - Chronological order — Sections should match conversation flow - Specific details — Error messages, file names, function names, parameter values - Include user quotes — When user gave notable feedback, quote it (e.g., "k/d variables are not intuitive at all") - Weight planning equally — Research, proposals, alternatives considered, user feedback on approach are as important as implementation - Weight problems solved — Errors, root causes, fixes, user corrections all matter - Technical specifics — Include formulas, API signatures, parameter changes when relevant

Step 3: Get User Approval

Show the title and summary to the user. Wait for approval before proceeding. If they have corrections, fix them.

Step 4: Convert Transcript and Write Log File

# Find recent sessions by LAST MESSAGE TIMESTAMP (not file modification time)
python E:/a327ex/Anchor/scripts/find-recent-session.py --limit 5

The script shows sessions sorted by when they ended. The first result is the current conversation (since end-session was invoked here). Use it.

Convert the transcript to markdown and write the log file with the approved summary as header:

python E:/a327ex/Anchor/scripts/jsonl-to-markdown.py [SESSION_PATH] E:/a327ex/anchor.blot.im/logs/[slug].md

Use lowercase hyphenated slug derived from the title (e.g., "anchor-primitives-hitstop-animation").

Then replace the default header (# Session YYYY-MM-DD...) with the approved title and summary.

Step 5: Sync Context Files to Blot

cp E:/a327ex/.claude/CLAUDE.md E:/a327ex/anchor.blot.im/context/CLAUDE.md
cp E:/a327ex/Anchor/docs/* E:/a327ex/anchor.blot.im/context/

Step 6: Commit Project Repo

Based on which project was worked on:

For Anchor: bash cd E:/a327ex/Anchor git add docs/ framework/ engine/ scripts/ reference/ git status

For emoji-ball-battles: bash cd E:/a327ex/emoji-ball-battles git add -A git status

For orblike: bash cd E:/a327ex/orblike git add -A git status

For other projects: Ask the user which files to stage.

IMPORTANT — FULL SUMMARY IN COMMIT: The commit message MUST include the FULL summary from the log file. Read the summary back from the log file to ensure nothing is missing.

IMPORTANT — COMMIT METHOD: The summary contains backticks, special characters, and markdown that WILL break heredocs and git commit -m. ALWAYS use the file-based method below. NEVER try a heredoc first — it will fail and produce a malformed commit that needs amending.

Commit using a temporary file (extracts only the summary text, not the markdown heading or ## Summary line):

# Extract summary: skip line 1 (# Title) and line 3 (## Summary), take lines 4 onward until the --- separator
awk 'NR>=4 && /^---$/{exit} NR>=4{print}' E:/a327ex/anchor.blot.im/logs/[slug].md > /tmp/commit_msg.txt

# Prepend the title (plain text, no #) and append attribution
sed -i "1i [Title]\n" /tmp/commit_msg.txt
printf "\nGenerated with [Claude Code](https://claude.com/claude-code)\n\nCo-Authored-By: Claude <noreply@anthropic.com>\n" >> /tmp/commit_msg.txt

git commit -F /tmp/commit_msg.txt

Step 7: Push Both Repos

# Push project repo to GitHub
git push origin main

# Push Blot repo (logs and context are already there)
cd E:/a327ex/anchor.blot.im && git add -A && git commit -m "[Title]" && git push origin master

Step 8: Confirm

Tell the user: - Commit hash - That GitHub push succeeded - That Blot push succeeded

ARGUMENTS: Orblike 5 Arrow Abilities

The user already provided the title: "Orblike 5 Arrow Abilities" and the project is Orblike.

Summary

Here's the title and summary:

Title: Orblike 5 Arrow Abilities


Orblike 5 Arrow Abilities

Summary

Major session implementing 5 new arrow abilities for Orblike, plus solving the ground layer separation problem for proper visual layering of ground effects. Implemented piercing_arrow, arrow_barrage, rotating_turret (with charge system), tornado_shot, and explosive_arrow. Also added arrow sounds, wall_arrow visual system, and the ground_floor layer separation via shader alpha cutout.

Ground Layer Separation (Floor vs Wall):

Piercing Arrow:

Sound Pipeline:

Arrow Barrage:

Rotating Turret:

Tornado Shot:

Explosive Arrow:

Trigger System Improvements:

Trigger While Channelling Fix:

Todo Additions:


Does this look good?

Yes.

Bash (python E:/a327ex/Anchor/scripts/find-recent-session.py --limit 5)

2026-04-08T01:38:45.434Z 83677958-2df1-4ce7-aef5-d38617674096 <-- MOST RECENT
   C:\Users\adn/.claude/projects/E--a327ex\83677958-2df1-4ce7-aef5-d38617674096.jsonl

2026-04-07T09:01:35.181Z f97d1f9d-710d-484a-bf2c-fc1d4c4478f8
   C:\Users\adn/.claude/projects/E--a327ex\f97d1f9d-710d-484a-bf2c-fc1d4c4478f8.jsonl

2026-04-07T00:55:01.308Z 80269b26-059f-4660-82f6-43c725efc060
   C:\Users\adn/.claude/projects/E--a327ex\80269b26-059f-4660-82f6-43c725efc060.jsonl

2026-04-07T00:14:14.958Z cfe393df-b782-4b2c-a10d-73ff7bbd7f99
   C:\Users\adn/.claude/projects/E--a327ex\cfe393df-b782-4b2c-a10d-73ff7bbd7f99.jsonl

2026-04-06T00:48:24.253Z 60f7b14f-4be1-46ef-afe0-7a661d17b54e
   C:\Users\adn/.claude/projects/E--a327ex\60f7b14f-4be1-46ef-afe0-7a661d17b54e.jsonl
[result-id: r13]