a327ex.com

Thalien Lune Gameplay

Summary

First session implementing Thalien Lune gameplay mechanics incrementally. Started with a blank main.lua and built out through foundation → entities → roads → physics-based token flow. Multiple major design pivots mid-session reshaped the gameplay loop significantly from the original prompt.

Setup and orientation:

Phase 1 — Bootstrap (window, sim clock, pause, HUD):

Phase 2 — Producer/consumer split (major design pivot):

Phase 3 — Pre-spawned map with probe reveal (design pivot):

Phase 4 — Demand token creation:

Phase 5 — Producer output buffers:

Phase 6a — Grid infrastructure (Mini Motorways design pivot):

Phase 6b — Road placement and visuals:

Phase 6c — Dispatch and token travel (non-physics):

Phase 6d — Physics-based tokens (major architectural change):

Visual design decisions:

Engine quirks discovered:

Let's work on Thalien Lune. The prompt.md file contains a description of the entire game, although it says that the next instance (you) should try to implement it in one-shot. I tried that and it didn't work quite so well, so what we'll try now is to go step by step and implement each important piece of the game incrementally, allowing me to test each element as we go. The document is mostly correct and contains the entire explanation for all the gameplay we'll need to implement. Read it and get up to date on the project, then come up with a plan decomposing the entire project, where each phase is some amount of work I can test myself to see if everything is right.

Bash (ls E:/a327ex/ | head -50)

a327ex.com-blog
Anchor
anchor.blot.im
Anchor2
Anchor-lua
Anchor-YueScript
cute_action.mp3
cute_action.wav
Danpenzero
emoji-ball-battles
emoji-ball-battles-generated
it-follows
lane-battle
meal_prep.md
music-theory
notes
Null
Orblike
private
Psyonia
ref1.png
ref2.png
reference
RTFX
server.md
SNKRX
thalien-lune

Bash (ls E:/a327ex/thalien-lune/)

anchor
anchor.exe
assets
design.md
designs
prompt.md
run.bat

Read (E:/a327ex/thalien-lune/prompt.md)

1    # Thalien Lune — Gameplay Implementation Prompt
2   
3   You are implementing Thalien Lune end-to-end from this document in a single working session. The goal is **one round of the game fully playable**. Visuals are explicitly deprioritized — pixelated "rough mode" graphics at 640×360. Focus is on functional gameplay. Work aggressively: build the whole thing, verify it runs, report back. Do not stop after each phase to wait for approval — this prompt is the approval.
4   
5   ---
6   
7   ## 0. Read these first (in order)
8   
9   1. **`E:/a327ex/Anchor2/.claude/CLAUDE.md`** — Anchor2 engine conventions. Non-negotiable:
10     - ID-not-pointer discipline for cross-entity refs.
11     - Procedural modules.
12     - Class-based entities using `make_entity(self)`.
13     - `process_destroy_queue()` at end of frame.
14  2. **`E:/a327ex/Anchor2/arena/main.lua`** — canonical Anchor2 style reference (~750 lines). Read end-to-end before writing code. **Don't copy patterns from `Anchor2/reference/Anchor_v1/`** — that's the old architecture.
15  3. **`E:/a327ex/Anchor2/docs/FRAMEWORK_API_QUICK.md`** — compact function signatures. Reference, don't read front-to-back.
16  4. **`E:/a327ex/Anchor2/docs/ENGINE_API_QUICK.md`** — same for the C-side engine.
17  5. Consult the detailed versions (`FRAMEWORK_API.md`, `ENGINE_API.md`) only for functions you actually use.
18  
19  The working project lives at `E:/a327ex/thalien-lune/`. It already has:
20  - `anchor/` — framework files copied in
21  - `anchor.exe` — the engine binary
22  - `run.bat` — runner script (**do not run this yourself; the user runs and tests**)
23  - `assets/` — assets folder
24  - `designs/` — design documents (this one, and earlier iterations you can ignore)
25  
26  You will create `main.lua` in the project root. Optional helper modules go next to it.
27  
28  ---
29  
30  ## 1. What this game is
... [362 more lines]

Bash (ls E:/a327ex/thalien-lune/designs/ && ls E:/a327ex/thalien-lune/anchor/ | head -...)

design.md
design_2.md
galactic-metro-mockup.html
galactic-metro-mockup-v2.html
galactic-metro-mockup-v3.html
galactic-metro-mockup-v4.html
main.lua
mockup.html
mockup_2.html
mockup_3.html
mockup_4.html
mockup_5.html
mockup_6.html
mockup_7.html
orblike-ledger-mockup.html
plan.md
thalien-lune-mockup-v5.html
thalien-lune-mockup-v6.html
thalien-lune-mockup-v7.html
thalien-lune-mockup-v8a.html
thalien-lune-mockup-v8b.html
thalien-lune-mockup-v8c.html
thalien-lune-mockup-v8d.html
thalien-lune-mockup-v8e.html
thalien-lune-mockup-v8f.html
thalien-lune-mockup-v8g.html
thalien-lune-mockup-v8h.html
themeless-mockup.html
themeless-mockup-v2.html
animation.lua
... [18 more lines]

Bash (ls E:/a327ex/thalien-lune/ -la && ls E:/a327ex/Anchor2/ | head -30)

total 4170
drwxr-xr-x 1 adn 197121       0 Apr 21 21:28 .
drwxr-xr-x 1 adn 197121       0 Apr 21 08:40 ..
drwxr-xr-x 1 adn 197121       0 Apr 21 16:44 .git
-rw-r--r-- 1 adn 197121     133 Apr 17 21:49 .gitignore
drwxr-xr-x 1 adn 197121       0 Apr 17 21:49 anchor
-rwxr-xr-x 1 adn 197121 4177408 Apr 17 21:49 anchor.exe
drwxr-xr-x 1 adn 197121       0 Apr 21 10:06 assets
-rw-r--r-- 1 adn 197121   42637 Apr 21 08:37 design.md
drwxr-xr-x 1 adn 197121       0 Apr 21 21:28 designs
-rw-r--r-- 1 adn 197121   22101 Apr 21 16:36 prompt.md
-rw-r--r-- 1 adn 197121      23 Apr 17 21:49 run.bat
app
arena
docs
engine
framework
reference
scripts

Bash (cd E:/a327ex/thalien-lune && git log --oneline -20)

b67fca0 Thalien Lune Design 3
1dce286 Thalien Lune Design 2
1c7f8d3 Thalien Lune Design
8c67f00 Initial scaffold: Anchor2 project + design mockups

Bash (cd E:/a327ex/thalien-lune && git status && git stash list)

On branch main
Your branch is up to date with 'origin/main'.

Untracked files:
  (use "git add <file>..." to include in what will be committed)
    designs/main.lua

nothing added to commit but untracked files present (use "git add" to track)

Bash (wc -l E:/a327ex/thalien-lune/designs/main.lua E:/a327ex/Anchor2/arena/main.lua)

 1587 E:/a327ex/thalien-lune/designs/main.lua
  727 E:/a327ex/Anchor2/arena/main.lua
 2314 total

Read (E:/a327ex/Anchor2/.claude/CLAUDE.md)

1    # Anchor 2
2   
3   Guidelines for Claude Code instances working on this project.
4   
5   ---
6   
7   ## What this is
8   
9   Anchor 2 is a rewrite of Anchor's Lua framework layer. The C engine (`engine/src/anchor.c`) is unchanged from Anchor 1. This rewrite replaces the framework-level abstractions (object tree, action phases, hook system) with minimal code and explicit disciplines.
10  
11  **Read `reference/anchor2_plan.md` first.** It's the authoritative plan for this project. If you're picking this up mid-implementation, also read `reference/progress.md` and `reference/questions_for_user.md`.
12  
13  ## Core philosophy (in one paragraph)
14  
15  Minimal framework, maximal explicitness. Code reads top-to-bottom. There's no hidden work. Cross-entity references are IDs, not pointers. Framework modules are mostly procedural (functions operating on plain tables); entity classes stay OOP because game code benefits from method syntax. Verbose patterns that AI writes easily and humans read easily are preferred over clever compact idioms.
16  
17  ## Critical patterns
18  
19  **Use IDs, not direct references for cross-entity pointers.** `self.source_orb_id = orb.id`, not `self.source_orb = orb`. Resolve with `entities[self.source_orb_id]` at the top of functions that need it. This is the single most important pattern.
20  
21  **Poll, don't subscribe.** When entity A needs to react to entity B's state, A checks each frame in its own update. No event subscription.
22  
23  **Cross-entity relationships live in relational tables.** Not as back-references on entities. See `pack_members = {pack_id → [seeker_ids]}` pattern.
24  
25  **Compositional children are plain fields with manual destructors.** `self.timer = timer_new()` + `self.timer = nil` (or equivalent cleanup) in `:destroy`. No framework-managed `own`.
26  
27  **Framework modules are mostly procedural.** `timer_update(self.timer, dt)` not `self.timer:update(dt)`. `layer_*` functions take a layer from `layer_new` as the first argument (see `framework/anchor/layer.lua` for engine name conflicts). **`collider` stays a class** (body+shape bundling + steering).
28  
29  ## What you will NOT find here
30  
... [161 more lines]

Read (E:/a327ex/Anchor2/arena/main.lua)

1    --[[
2     arena — Anchor 2 test game.
3   
4     Enemies: Orblike seeker (~9203–9514); `physics_enable_collision('enemy','enemy')`.
5   
6     Projectiles: Orblike default box 10×4 sensor (~7822), speed 190, spawn spring + flash;
7     hit FX: impact point (~12597–12603), `hit_circle` + `hit_particle` null_arrow-style (~8305–8308).
8   
9     Player contact: `hit_circle` + particles at contact (~12577–12584), spring 0.2 + flash (~7310–7319).
10  
11    Camera fixed (no follow).
12  ]]
13  
14  require('anchor')({
15    width = 480,
16    height = 270,
17    title = "Anchor 2 arena",
18    scale = 3,
19    filter = "rough",
20  })
21  
22  print('arena: framework loaded OK')
23  
24  -- Palette (cool-dark, high contrast foreground)
25  bg_color     = color(16, 16, 24)
26  fg_color     = color(235, 235, 235)
27  player_color = color(100, 150, 255)
28  enemy_color  = color(220, 80, 80)
29  bullet_color = color(255, 220, 100)
30  
... [698 more lines]

I've read prompt.md and the key Anchor2 reference material (CLAUDE.md, arena/main.lua). The project root is empty of main.lua — the prior one-shot attempt sits at designs/main.lua (1587 lines). I'll leave it alone unless we want to mine it for specific subsystems later.

Let me quickly scan what's in that prior attempt so I know what to avoid repeating and what's salvageable.

Bash (grep -n "^function|^-- =|^-- ---|^[a-z_]* = class|^-- [A-Z]" E:/a327ex/thali...)

19:-- -----------------------------------------------------------------------------
20:-- Bindings
21:-- -----------------------------------------------------------------------------
26:-- -----------------------------------------------------------------------------
27:-- Layers, camera, fonts
28:-- -----------------------------------------------------------------------------
32:-- Camera fixed to center of 640x360 canvas; only used so that
40:-- -----------------------------------------------------------------------------
41:-- Palette
42:-- -----------------------------------------------------------------------------
54:-- -----------------------------------------------------------------------------
55:-- Resources
56:-- -----------------------------------------------------------------------------
73:-- -----------------------------------------------------------------------------
74:-- Tunables
75:-- -----------------------------------------------------------------------------
92:-- -----------------------------------------------------------------------------
93:-- Game state (top-level globals; reset_game() rebuilds these)
94:-- -----------------------------------------------------------------------------
139:-- -----------------------------------------------------------------------------
140:-- Utility helpers
141:-- -----------------------------------------------------------------------------
142:function res(name) return RESOURCES[name] end
144:function clone_array(t)
150:function array_contains(t, v)
155:function array_remove_value(t, v)
160:function dist2(x1, y1, x2, y2)
165:function distance(x1, y1, x2, y2)
169:-- Random value in array
170:function pick_random(t) return t[random_int(1, #t)] end
... [50 more lines]

Good, the prior attempt has reasonable architecture (planet/token classes, paths as tables, BFS routing). I'll use it as a reference-of-opportunity later but start each phase clean rather than trusting it wholesale.

Here's the decomposition. Each phase is designed so you can run it, see a specific behavior, and tell me if it feels right before moving on.

Phase plan for Thalien Lune

Phase 1 — Bootstrap + sim clock + pause (foundation)

Build: Window init (640×360, scale 3), game_layer/ui_layer, fixed camera, fonts. Global now that advances in update(dt) only when not paused. Space toggles pause, Escape cancels things (stubbed). HUD shows CYCLE 1 · t:MM:SS (top-left), PAUSED centered-dim overlay when paused. One placeholder circle at screen center. You can test: Window opens, clock ticks, Space freezes the clock and shows PAUSED, un-paused resumes. Why first: everything after this depends on now and pause behaving correctly.

Phase 2 — Resources + planets appearing over time

Build: RESOURCES table (10 entries with hex colors). planet entity class (position, output resource, inputs[], recipe_speed_level, mana_output if mana-producer — no recipe logic yet). Spawn rules from §9: first planet at t=0 (pure Ore or Water), second at t=10s, then every 30s. Placement rule (within 100 of existing, not within 30, reject-sample). Type picker (50/35/10/15 mana overlay). Generator fairness (inputs must be produced somewhere currently). Draw as colored circle (radius 6–8) with letter label (first letter of output). Hover tooltip: name + recipe line (ORE + WATER → FOOD). You can test: Start the game, watch planets pop in over time, hover them to see their recipes, confirm mix of pure producers / mixed / consumers / mana looks right. Cut line: no recipe firing, no demand, no paths, no tokens yet. Planets are static data.

Phase 3 — Paths: build, remove, tile pool

Build: Path as plain table (id, a_id, b_id, build_order, length, _removing flag). Tile pool starts at 3 (HUD: PATHS: 3). Click-drag from planet A → release on planet B: if not already connected and tiles > 0, create path, decrement pool. Right-click path line removes path (tile returned immediately; path object stays around with _removing = true — no grace logic needed yet since no tokens). Draw as 1-px lines. No tokens, no graph queries yet. You can test: Draw paths between planets, right-click to delete them, tile count updates correctly, can't build when pool=0.

Phase 4 — Recipes, demand, supply, token flow (the biggest phase)

This is the gameplay core and will likely need two testing rounds. I'd suggest splitting into 4a and 4b:

Phase 4a — Recipe firing with no network, just pure producers

Phase 4b — Dispatch, routing, token travel, delivery, grace period

Phase 5 — Cycles, mana cap, hand/deck/discard infrastructure

Build: Cycle boundary every 60s of sim time. Mana-producer fire tracking (flag per planet per cycle). At boundary: recompute cap = 2 + Σ active mana_outputs, refill current mana, draw 2 cards, increment cycle counter. Deck of the 10 card definitions (stubs with name, cost, target_type), shuffled at start. Hand grows, discard pile reshuffles when deck empty. HUD: MANA X/Y, hand drawn as small rectangles in bottom strip (name + cost, dim if unaffordable). Test: Start game, hand has 0, at t=60s cycle 2 begins, +2 cards drawn, mana refills. Eventually a mana-producer spawns; once it fires, next cycle's cap goes up. Cut line: cards have no effects yet — just visual.

Phase 6 — Card play flow + 6 simple cards

Build: Click-to-pick-target, click-target-to-resolve for target_type='planet'|'consumer'. Drag-to-play for 'none'. Escape cancels. Mana spent on resolve. Played cards go to discard. Implement:

Test: Play each of the 7 cards, verify effect. Try to play when you can't afford — should be blocked. Escape cancels a pending target.

Phase 7 — Stabilize + placement cards

Build:

Test: Stabilize a struggling consumer — demand can keep climbing but no failure. Build a hub, route through it. Place a wormhole pair across the map, watch tokens teleport.

Phase 8 — Panic failure + restart

Build: Every frame, for each planet with inputs, check oldest non-in-flight demand age. If > 45s and now > stable_until → game over. Overlay: FAILURE · PLANET Pnn · CYCLE N · [R] restart. R restarts: kill all entities, process_destroy_queue(), clear arrays, rebuild spawn timer, reset cycle and mana and deck/hand/discard. Test: Let a consumer starve — at 45s timer expires, game over appears. R restarts cleanly, play through again. Stabilize blocks failure during the stable window.

Phase 9 — Verification pass (§17 checklist)

Walk through the 13-item manual test list in the prompt. Fix any remaining issues. At this point we'll probably find tuning problems — demand cadence too punishing, mana cap not growing fast enough, a card feeling useless. We address those in a separate tuning pass (outside this plan).

Checkpoints: I'll stop at the end of each phase for you to run it. If 4b or 6 feel too chunky we can split them further on the fly.

A few decisions I'd like your input on before starting Phase 1:

  1. Path-remove input: the prompt lists both "right-click on a path" and "hold modifier + click" as options, implementer's choice. I'll go with right-click — simplest. OK?
  2. Starting hand: at t=0, do you want 0 cards (first draw at the t=60 cycle 2 boundary) or an initial 2 cards drawn at game start? Prompt says "at each cycle boundary" but doesn't explicitly say whether t=0 counts. I'd lean "draw 2 at t=0" so the player has something to do in cycle 1.
  3. Phase-4 split: OK with 4a/4b or do you want me to collapse them?

Want me to proceed with Phase 1 once these are answered?

Yes, get started.

[Request interrupted by user]

I'll answer these when we get to it.

Got it — I'll wait for your go-ahead on Phase 1 and we'll sort the decisions then.

You can get started on phase 1.

Let me check a couple of Anchor2 APIs I'll need — input binding for mouse/key, layer text/rectangle signatures, font registration.

Read (E:/a327ex/Anchor2/docs/FRAMEWORK_API_QUICK.md)

1    # Framework API Quick Reference
2   
3   Function signatures for the Anchor 2 Lua framework. See `FRAMEWORK_API.md` for
4   detailed documentation with examples.
5   
6   **Architecture.** Anchor 2 is mostly procedural: most modules are plain functions that
7   take state as the first argument (e.g. `timer_update(self.timer, dt)`). The only
8   framework classes are `collider` (body+shape bundling and steering behaviors) and
9   thin wrappers around resource handles (`font`, `spritesheet`, `image`). Game
10  entities are your own classes created with `class()`.
11  
12  **No `an` god-object. No object tree. No action phases.** The game owns its
13  main loop; update and draw are top-level globals the engine calls directly.
14  
15  ---
16  
17  ## Initialization
18  
19  ```lua
20  require('anchor')({
21    width = 480,        -- game resolution width (default: 480)
22    height = 270,       -- game resolution height (default: 270)
23    title = "My Game",  -- window title (default: "Anchor")
24    scale = 3,          -- initial window scale (default: 3)
25    vsync = true,       -- vertical sync (default: true)
26    fullscreen = false, -- start fullscreen (default: false)
27    resizable = true,   -- window resizable (default: true)
28    filter = "rough",   -- "rough" or "smooth" (default: "rough")
29  })
30  ```
... [705 more lines]

Bash (ls E:/a327ex/thalien-lune/assets/)

fonts
shaders
textures

Bash (ls E:/a327ex/thalien-lune/assets/fonts/)

JetBrainsMono-Italic-VariableFont_wght.ttf
JetBrainsMono-VariableFont_wght.ttf
Syne-VariableFont_wght.ttf

Read (E:/a327ex/thalien-lune/designs/main.lua)

1    --[[
2     Thalien Lune — v1 gameplay implementation.
3   
4     Single-file build. Real-time network strategy: planets with recipes
5     connected by paths, tokens flow as cargo, cards/mana reshape the network
6     each cycle. See designs/ for the full spec.
7   
8     Visuals are deliberately minimal: flat circles, 1-px lines, text labels.
9   ]]
10  
11  require('anchor')({
12    width = 640,
13    height = 360,
14    title = 'Thalien Lune',
15    scale = 3,
16    filter = 'rough',
17  })
18  
19  -- -----------------------------------------------------------------------------
20  -- Bindings
21  -- -----------------------------------------------------------------------------
22  bind('pause', 'key:space')
23  bind('reset', 'key:r')
24  bind('cancel', 'key:escape')
25  
26  -- -----------------------------------------------------------------------------
27  -- Layers, camera, fonts
28  -- -----------------------------------------------------------------------------
29  game_layer = layer_new('game')
30  ui_layer   = layer_new('ui')
... [115 more lines]

Bash (grep -n "camera_new|self.x|self.y" E:/a327ex/Anchor2/framework/anchor/camera.l...)

5:    main_camera = camera_new(width, height)
40:  camera_new([w], [h])
44:function camera_new(w, h)

Read (E:/a327ex/Anchor2/framework/anchor/camera.lua)

40     camera_new([w], [h])
41    Creates a new camera. Defaults width and height to global `width`/`height`
42    if set (e.g. at framework init time), otherwise to 480x270.
43  ]]
44  function camera_new(w, h)
45    local cw = w or width or 480
46    local ch = h or height or 270
47    local c = {
48      w = cw,
49      h = ch,
50      x = cw/2,
51      y = ch/2,
52      rotation = 0,
53      zoom = 1,
54      mouse = {x = 0, y = 0},
55      follow_target = nil,
56      follow_target_id = nil,
57      follow_lerp = 0.9,
58      follow_lerp_time = 0.5,
59      follow_lead = 0,
60      bounds = nil,
61      shake = shake_new(),
62    }
63    return c
64  end
65  
66  --[[
67    camera_follow(c, target, [lerp], [lerp_time], [lead])
68    Set a target for the camera to follow. Target can be:
69      - An entity (has .id field) — stored as ID, resolved each frame
... [60 more lines]

Now I'll write Phase 1's main.lua. Keeping it tight — just clock, pause, HUD, placeholder circle.

Write (E:/a327ex/thalien-lune/main.lua)

File created successfully at: E:/a327ex/thalien-lune/main.lua (file state is current in your context — no need to Read it back)

Let me syntax-check it before handing off:

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Phase 1 is ready at main.lua. Run it with ./run.bat and check:

Tell me what you see — any complaints on look/size/behavior and I'll adjust before moving to Phase 2.

Use LanaPixel 11 for text, as it's a pixel font.

Bash (ls E:/a327ex/Anchor2/arena/assets/ | grep -i lana && ls E:/a327ex/thalien-lune/a...)

LanaPixel.ttf
JetBrainsMono-Italic-VariableFont_wght.ttf
JetBrainsMono-VariableFont_wght.ttf
Syne-VariableFont_wght.ttf

Bash (cp E:/a327ex/Anchor2/arena/assets/LanaPixel.ttf E:/a327ex/thalien-lune/assets/fo...)

-rw-r--r-- 1 adn 197121 3154436 Apr 21 21:39 E:/a327ex/thalien-lune/assets/fonts/LanaPixel.ttf

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Copied LanaPixel.ttf into assets/fonts/ and switched both fonts to LanaPixel 11 (pixel fonts look right at their native size — scaling would break pixel fidelity, so I left fonts.big at 11 too).

Re-run. If you want PAUSED visually larger, I can either (a) use layer_push with integer scale (2× or 3×) around the text, or (b) just live with it being the same size as the HUD. Let me know.

It all works. Tell me what you'll do next before doing it.

Phase 2: resources + planet spawning, no gameplay mechanics yet.

What I'll add:

  1. RESOURCES table — 10 entries (water, organics, ore, food, goods, people, tech, energy, metal, mana), each with name, letter (first char of name, used for on-planet label), and col (from §4's hex values).

  2. planet entity class via make_entity(self) — stores x, y, name (auto-generated like P01), output (resource key), inputs (array of resource keys, 0–4), recipe_speed_level (default 3), mana_output (number if mana-producer, else 0). No recipe/demand/supply state yet — those are Phase 4.

  3. Spawn scheduler: first planet at t=0 is a pure producer of Ore or Water at canvas center. Second planet at t=10s. Then every 30s. All driven by now, so pause freezes spawning.

  4. Placement rule (§9): within 100 world-units of an existing planet, but not within 30 of any. Reject-sample up to 20 times; take best-found if it fails. Bounded to the 640×360 canvas with a small margin.

  5. Type picker (§9): 15% mana-producer check first (overrides to mixed output=mana, 1–2 non-mana inputs, mana_output=1). Otherwise 50% pure producer / 35% mixed / 10% pure consumer (these 3 renormalised over 85%). I'll flag this renormalization interpretation in a comment — the spec's 50/35/10/15 don't sum to 100 and §9 says "15% (overlapping bucket)". "Overlapping" suggests mana is checked independently, which is the interpretation I'll code.

  6. Input-pick fairness (§9): inputs drawn only from resources currently produced somewhere in the game. If none qualify, fall back to Ore/Water. Never duplicate inputs on the same planet. Never pick the planet's own output as its own input.

  7. Drawing: each planet as a 7px solid circle in its output resource's color. First letter of output drawn centered above the planet. Mana-producers get a subtle ring (layer_circle_line) to distinguish them.

  8. Hover tooltip: nearest planet within ~10px of mouse is "hovered". Tooltip drawn on ui_layer near the mouse showing:

    • Line 1: planet name
    • Line 2: recipe as ORE + WATER → FOOD (or — → ORE for pure producers, FOOD → — for pure consumers)

  9. Remove the Phase 1 placeholder circle.

Out of scope for Phase 2 — intentionally deferred:

What you'll test:

One decision I'd like before writing it — naming convention. Prompt says "auto-generated like P07". I'll use sequential P01, P02, … (zero-padded 2 digits, shared counter across sessions till restart). OK?

Draw each planet as a rounded rectangle that's more wide than tall with the borders the color of the output element, and the inside a color that works well against all element colors, as we'll drawn tokens generated by the planet (the resources it needs) inside the rectangle.

Got it. Updated plan for the planet visual:

Everything else from my Phase 2 plan stays as stated. Naming convention I'll use P01, P02, … zero-padded. Starting now.

Read (E:/a327ex/thalien-lune/main.lua)

1    --[[
2     Thalien Lune — incremental build.
3   
4     Phase 1: window, sim clock, pause, minimal HUD, one placeholder circle.
5     Later phases add planets, paths, tokens, cards, cycles, failure, etc.
6   ]]
7   
8   require('anchor')({
9     width = 640,
10    height = 360,
11    title = 'Thalien Lune',
12    scale = 3,
13    filter = 'rough',
14  })
15  
16  -- -----------------------------------------------------------------------------
17  -- Bindings
18  -- -----------------------------------------------------------------------------
19  bind('pause',  'key:space')
20  bind('cancel', 'key:escape')
21  
22  -- -----------------------------------------------------------------------------
23  -- Layers, camera, fonts
24  -- -----------------------------------------------------------------------------
25  game_layer = layer_new('game')
26  ui_layer   = layer_new('ui')
27  
28  -- Fixed camera centered on the 640x360 canvas. We still run it so
29  -- main_camera.mouse.{x,y} gives us canvas-space mouse coords later.
30  main_camera = camera_new(width, height)
... [74 more lines]

Write (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Before handoff, let me tidy the consumer-sentinel handling — the method-override pattern I used is ugly. I'll fold both cases into single clean methods.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now remove the old override-based versions and the sentinel '__consumer__' business from the spawn path.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Read (E:/a327ex/thalien-lune/main.lua)

1    --[[
2     Thalien Lune — incremental build.
3   
4     Phase 1: window, sim clock, pause, minimal HUD.
5     Phase 2: resources, planet entity, type-roll + spawn scheduling, drawing,
6              hover tooltip. No recipes/demand/supply/paths/tokens yet.
7   ]]
8   
9   require('anchor')({
10    width = 640,
11    height = 360,
12    title = 'Thalien Lune',
13    scale = 3,
14    filter = 'rough',
15  })
16  
17  -- -----------------------------------------------------------------------------
18  -- Bindings
19  -- -----------------------------------------------------------------------------
20  bind('pause',  'key:space')
21  bind('cancel', 'key:escape')
22  
23  -- -----------------------------------------------------------------------------
24  -- Layers, camera, fonts
25  -- -----------------------------------------------------------------------------
26  game_layer = layer_new('game')
27  ui_layer   = layer_new('ui')
28  
29  -- Fixed camera centered on the 640x360 canvas. We still run it so
30  -- main_camera.mouse.{x,y} gives us canvas-space mouse coords.
... [393 more lines]

Phase 2 is in at main.lua. Run it.

What to check:

Known small thing I committed to: planet name letter for both water and organics happens to look similar (W vs O). Also, Ore and Organics both start with O so they share a letter — the prompt's "first letter of primary output" spec causes this collision. You'll be able to tell them apart by border color. Flag it if it bugs you; I can disambiguate (ORG vs O, or different glyph scheme) in a follow-up.

Planets need to be bigger, like 2x. Instead of using the letter just say what the planet needs on top, "water", "water, mana" etc, centered on the planet's x center. Outline = 2px.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

One more adjustment: with planets now 2× bigger, the spec's PLACE_MIN_DIST=30 would overlap (40-wide bodies). Bumping minimum spacing so new planets don't touch.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Changes:

Re-run and check. Hover still shows full recipe in tooltip.

This is very confusing already. We should design the game such that we don't need words for the player to understand anything. Let's imagine that all we have are colors and each resource's shape. How do we separate "this planet needs X" from "this planet produces X" visually? Bounce some ideas by me. I have a solution already but it changes the game a bit so I wanna see if you come up with anything good.

Good pushback. Here are the approaches I find strongest, ranked by how clean the visual language gets.

Idea 1 — Filled = has it, Hollow = wants it. Universal rule.

One convention everywhere in the game:

Apply it to planets:

Reads instantly: "the stuff inside is what it needs; when it fills up, a new output icon pops out the top." Zero words. Pure consumers have no body fill color / border pattern differs (see idea 3 for that problem).

Idea 2 — Left/right schematic (machine metaphor).

Body is a rounded rectangle but visually split into two zones with a gap or divider:

The inputs arrive, fill their slots on the left; the recipe consumes them and the output appears on the right. This teaches the flow direction physically in space. Slightly more complex than idea 1 but the "factory" reading is very strong.

Idea 3 — Shape encodes role.

The rounded rectangle isn't always the right body. Different silhouettes for different planet types:

Combined with idea 1 or 2 inside. The silhouette tells you the role at a glance; the colors/shapes inside tell you which resources.

Idea 4 — Position determines role.

Inputs always sit on the top edge of the planet body as a row of small resource icons. Output always sits at the bottom edge as a single larger icon. So regardless of color, position tells you "these above are needed, that below is produced". Combined with filled/hollow = have/want for state.

My pick: Idea 1 + Idea 3. Filled/hollow as the universal "have vs. want" verb, plus different silhouettes so pure consumers don't need the · hack I'm using now.

One concern worth flagging: all 4 ideas still need us to design shapes for each resource — 10 distinct silhouettes at ~6×6 px (inside the planet body) and ~2×2 px (as traveling tokens). That's real work and at 2×2 you lose most shape detail; shapes only really read when they're 5px+. Color may have to carry most of the load at token scale, with shape kicking in only on the larger planet-interior icons.

What was your solution? I'm curious how it "changes the game a bit" — that phrasing suggests a structural shift I haven't considered.

Let's just have planets that produce tokens as the big rectangles. These are consumers that need resources. Then let's have small squares that only produce one type of resource. The goal is then connecting these together in a way that satisfies the network. So we have two types of things that spawn. Consumers only, producers only. Nothing does both at the same time. Consumers can progressively start wanting more types of things, and this is signified by their border. 1 need = 1 color, 2 needs = 2 colors (half 1 color half another), 3 needs, etc.

Strong simplification. Let me echo it back so we're aligned, then flag two implications.

What I'm hearing:

Two implications to resolve before I code:

1. Mana doesn't fit the split cleanly.

In the old spec, mana-producers were "mixed" (had inputs) so growing mana cap required real network work (§8). In the new split, producers have no inputs. So a mana-producer would just be a free mana source — the cap grows without you doing anything.

Three fixes, pick one:

My preference: (a). It keeps mana as a design element, preserves the "infrastructure unlocks mana" flavor, and gives those big rectangles an extra visual signal (teal segment on the border).

2. What does "progressively" mean?

Two readings:

Either works. (i) is more interesting — it punishes success locally and makes each consumer feel like it has a story. (ii) is simpler and matches classic Mini Metro "station evolves new passenger types" cadence.

Other small design Qs I'll need answered to rebuild Phase 2:

Pick your fixes on 1 and 2, give me quick answers on the rest, and I'll rewrite Phase 2 cleanly.

  1. Mana rectangles are a special type of rectangle. Once they've created and have had N tokens of demand fulfilled (for whatever their resource is), they evolve and generate an extra mana for the player. This makes it so that the player wants to prioritize such rectangles when they appear.
  2. It means ii, starts spawning consumers with 1 need, then add more needs as the game progresses. This actually creates a problem I think, though, because the most connected nodes will naturally be at the edges. So we'll probably end up changing this progression. For now just spawn most planets with 1 or 2 needs at most for testing, we can figure this out later.

Producers fire whenever they have resources ready, on a cooldown so the resources don't clump up visually. Skew slightly towards producers now. We can balance this by increasing/decreasing the numbers of tokens consumers produce. By maximum needs on a consumer do you mean maximum tokens it can generate? This is as many as it fits visually on the rectangle. We need to start with 1 consumer, and then shortly after (5s) one producer that satisfies it. Then another consumer that needs another resource, then another producer of that resource. Then we can start randomizing a little. We'll actually decide on the details here later, for now just spawn 0s -> 5s -> 15s-> 20s-> and so on just so I can see. I don't understand the last question.

Got it. Reflecting decisions back before writing:

Mana: mana is now a consumer property. A "mana rectangle" is a regular consumer with a need, but once it has received N delivered tokens for that need, it evolves and starts contributing +1 to mana cap (ongoing, while alive). Priority target. I'll defer the evolution logic to its own phase — Phase 2 won't include mana-consumers yet.

Progression: reading (ii), capped at 1–2 needs for testing. We'll redesign the ramp later.

Spawn ratio: slight producer skew — I'll pick 60% producer / 40% consumer once the scripted phase ends.

Max needs / my bad question: I meant "max distinct need types per consumer" — your answer "as many as fits visually" = fine, I'll plan ≤4 and not worry about it now.

Scripted spawn schedule for Phase 2:

First consumer at canvas center; each subsequent planet placed near an existing one via the same reject-sample logic.

Visuals:

Dropping the single planet class in favor of two classes (producer, consumer) sharing a single planets array of entity IDs. Hover + tooltip still work; tooltip shows "produces water" or "needs water" / "needs water, food".

Writing now.

Read (E:/a327ex/thalien-lune/main.lua)

30   -- main_camera.mouse.{x,y} gives us canvas-space mouse coords.
31  main_camera = camera_new(width, height)
32  
33  fonts.main = font_register('main', 'assets/fonts/LanaPixel.ttf', 11)
34  fonts.big  = font_register('big',  'assets/fonts/LanaPixel.ttf', 11)
35  
36  -- -----------------------------------------------------------------------------
37  -- Palette
38  -- -----------------------------------------------------------------------------
39  bg_color         = color(14, 14, 22)
40  fg_color         = color(235, 235, 235)
41  dim_color        = color(140, 140, 150)
42  planet_fill      = color(24, 24, 38)   -- interior of planet body; chosen to
43                                         -- contrast against every element color
44                                         -- so inside tokens stay readable.
45  overlay_color    = color(0, 0, 0, 140)
46  
47  -- -----------------------------------------------------------------------------
48  -- Resources (§4)
49  -- -----------------------------------------------------------------------------
50  RESOURCES = {
51    water    = {name = 'water',    letter = 'W', col = color( 71, 114, 168)},
52    organics = {name = 'organics', letter = 'O', col = color(110, 149,  82)},
53    ore      = {name = 'ore',      letter = 'O', col = color(201, 153,  34)},
54    food     = {name = 'food',     letter = 'F', col = color(214, 118,  65)},
55    goods    = {name = 'goods',    letter = 'G', col = color(206, 122, 160)},
56    people   = {name = 'people',   letter = 'P', col = color(239, 230, 208)},
57    tech     = {name = 'tech',     letter = 'T', col = color(125, 100, 162)},
58    energy   = {name = 'energy',   letter = 'E', col = color(226, 180,  59)},
59    metal    = {name = 'metal',    letter = 'M', col = color(196,  63,  61)},
... [60 more lines]

Write (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Redone at main.lua. Run it.

What you should see:

Hovering shows name + produces X or needs X, Y.

Things I held back on:

Tell me what's off visually and we iterate before moving to paths.

Hmmmm, I think the Slipways mechanic where planets are already spawned and just have to be revealed is probably better. This way you have control over the distribution of planets as a whole and you can make sure the map has certain properties that are hard to ensure if we're spawning progressively. I also think the Mini Motorways mechanic of paths being like roads where the resources go through is probably more interesting than straight lines like in Slipways. We also need to do demand token creation. Also, visual fixes: squares should also have rounded corners and should also be unfilled with 2px outline. Consumers that have multiple colors also need to be rounded rectangles. After you do the visual fixes, what do you wanna tackle first?

Let me first look at how Anchor's stencil API works — I'll want it for segmented rounded borders.

Bash (grep -n "stencil|function layer_" E:/a327ex/Anchor2/framework/anchor/layer.lua ...)

76:  stencil_mask = layer_stencil_mask,
77:  stencil_test = layer_stencil_test,
78:  stencil_test_inverse = layer_stencil_test_inverse,
79:  stencil_off = layer_stencil_off,
94:function layer_new(name, filter)
108:function layer_rectangle(lyr, x, y, w, h, color)
112:function layer_circle(lyr, x, y, radius, color)
116:function layer_rectangle_line(lyr, x, y, w, h, color, line_width)
120:function layer_circle_line(lyr, x, y, radius, color, line_width)
124:function layer_line(lyr, x1, y1, x2, y2, width, color)
128:function layer_capsule(lyr, x1, y1, x2, y2, radius, color)
132:function layer_capsule_line(lyr, x1, y1, x2, y2, radius, color, line_width)
136:function layer_triangle(lyr, x1, y1, x2, y2, x3, y3, color)
140:function layer_triangle_line(lyr, x1, y1, x2, y2, x3, y3, color, line_width)
144:function layer_polygon(lyr, vertices, color)
148:function layer_polygon_line(lyr, vertices, color, line_width)
152:function layer_rounded_rectangle(lyr, x, y, w, h, radius, color)
156:function layer_rounded_rectangle_line(lyr, x, y, w, h, radius, color, line_width)
160:function layer_rectangle_gradient_h(lyr, x, y, w, h, color1, color2)
164:function layer_rectangle_gradient_v(lyr, x, y, w, h, color1, color2)
169:function layer_image(lyr, img, x, y, color, flash)
174:function layer_texture(lyr, tex, x, y, color)
178:function layer_spritesheet(lyr, sheet, frame, x, y, color, flash)
182:function layer_animation(lyr, animation_object, x, y, color, flash)
193:function layer_text(lyr, text, f, x, y, color)
198:function layer_push(lyr, x, y, r, sx, sy)
202:function layer_pop(lyr)
206:function layer_set_blend_mode(lyr, mode)
211:function layer_draw(lyr, x, y)
215:function layer_apply_shader(lyr, shader)

Bash (grep -n "layer_stencil" E:/a327ex/Anchor2/framework/anchor/layer.lua)

76:  stencil_mask = layer_stencil_mask,
77:  stencil_test = layer_stencil_test,
78:  stencil_test_inverse = layer_stencil_test_inverse,
79:  stencil_off = layer_stencil_off,
260:function layer_stencil_mask(lyr)
264:function layer_stencil_test(lyr)
268:function layer_stencil_test_inverse(lyr)
272:function layer_stencil_off(lyr)

Read (E:/a327ex/Anchor2/framework/anchor/layer.lua)

255  
256 function layer_draw_from(lyr, source, shader)
257   eng.draw_from(lyr_handle(lyr), lyr_handle(source), shader)
258 end
259 
260 function layer_stencil_mask(lyr)
261   eng.stencil_mask(lyr_handle(lyr))
262 end
263 
264 function layer_stencil_test(lyr)
265   eng.stencil_test(lyr_handle(lyr))
266 end
267 
268 function layer_stencil_test_inverse(lyr)
269   eng.stencil_test_inverse(lyr_handle(lyr))
270 end
271 
272 function layer_stencil_off(lyr)
273   eng.stencil_off(lyr_handle(lyr))
274 end
275

Stencil API confirmed: stencil_mask starts a mask, stencil_test/stencil_test_inverse gate subsequent draws to the masked/unmasked regions, stencil_off ends. That gives us clean segmented rounded borders. Applying the visual fixes:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now the segmented rounded border for 2-need consumers via stencil:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Visual fixes in. Producers are now hollow rounded squares with 2-px borders matching the consumer aesthetic; 2-need consumers stay rounded with a stencil-split top/bottom border.

What I want to tackle next (my recommendation): pre-spawned map.

Reasoning: it changes the foundation of how planets exist. If we build demand tokens or paths on top of the scripted-spawn model and then swap to a pre-spawned map, we'll redo plumbing twice. Doing the map first puts us on a stable base that the other two slot into cleanly.

Order I'd propose:

  1. Pre-spawned map + reveal mechanic (next) — generate the whole galaxy at game start, reveal over time/proximity. Gives us control over distribution (producers matched to consumers by resource, spatial balance).
  2. Demand tokens — pure internal simulation. Demand accumulates on revealed consumers; oldest-demand age is trackable for panic timer later. Doesn't depend on paths, so we can verify it in isolation.
  3. Mini Motorways paths — the largest piece; with map + demand already in place, we know exactly what the paths are serving.

Before I start on the map, two design decisions I need from you:

A) Reveal mechanism. Three flavors:

My pick: time-based for Phase 3, with an option to add card-based reveal later. It's the least new machinery and keeps pressure going.

B) Map composition rules. When generating ~30 planets at game start, what do I guarantee?

My suggested defaults:

Answer A + B and I'll build it. Or flag a concern I missed.

A) You press a key, F, and you can choose the location of the probe. You can see that a certain location has consumers/producers because they appear as dashed lines (that's what unrevealed elements look like). When you press F, it shows the range around the mouse pointer. B) Focus on 5 or some resources instead of 10. And for now you can just randomize completely in terms of positioning. We'll test to see if this is problematic or not. It shouldn't be if we want the game to be strategic rather than puzzle-like. 18 producers and 12 consumers sounds like a good split initially. Do not try to cover consumers within ~150 world-unit radius. Just truly spawn randomly for now. Also spawn one mana planet.

Plan locked. Implementing pre-spawned map + F-probe reveal.

Details I'm committing to (flag if you want changes):

Writing.

Write (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Phase 3 is in at main.lua. Run it.

What you should see:

Known quirks / things I committed to:

Tell me how it feels. Next up once you're happy: demand token creation on revealed consumers (internal-only — accumulating demand queues with visible aging, no paths yet).

They need to be more spread out. The dashed rectangles/squares should also be rounded. Right-click + hold moves the camera around.

Let me verify the right-mouse button number, then apply the changes.

Bash (grep -n "mouse:" E:/a327ex/Anchor2/framework/anchor/input.lua | head -10)

14:    bind('shoot', 'mouse:1')
21:    'mouse:<num>'   -- mouse button (e.g., 'mouse:1' for left, 'mouse:2' for right)

mouse:2 = right click. Now applying the three changes:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now the dashed rounded-corner outline. Replacing the rectangular-dashes helper with a perimeter-walking version.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now update the producer and consumer draw calls to use the rounded dashed helper, and add right-click camera panning.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now the camera — center it on the world, clamp bounds, add right-click drag panning.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Oops — I referenced WORLD_W before it's defined. Moving the camera-bounds setup below the tunables section.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now the right-click drag panning.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Three changes in:

A note: the probe circle is drawn in world-space (attached to camera), so dragging the camera while in probe mode moves the circle with the world — natural. Probe commits to the mouse's world position at click time.

Let me know how it feels.

Right click is not panning the camera.

Bash (grep -rn "mouse_is_down|mouse_delta" E:/a327ex/Anchor2/framework/anchor/ E:/a32...)

E:/a327ex/Anchor2/engine/src/anchor.c:7951:static int l_mouse_delta(lua_State* L) {
E:/a327ex/Anchor2/engine/src/anchor.c:7977:static int l_mouse_is_down(lua_State* L) {
E:/a327ex/Anchor2/engine/src/anchor.c:9207:    lua_register(L, "mouse_delta", l_mouse_delta);
E:/a327ex/Anchor2/engine/src/anchor.c:9210:    lua_register(L, "mouse_is_down", l_mouse_is_down);

Read (E:/a327ex/Anchor2/engine/src/anchor.c)

7977 static int l_mouse_is_down(lua_State* L) {
7978        int button = (int)luaL_checkinteger(L, 1);
7979        if (button < 1 || button > MAX_MOUSE_BUTTONS) {
7980            lua_pushboolean(L, 0);
7981        } else {
7982            lua_pushboolean(L, mouse_buttons_current[button - 1]);
7983        }
7984        return 1;
7985    }
7986    
7987    static int l_mouse_is_pressed(lua_State* L) {
7988        int button = (int)luaL_checkinteger(L, 1);
7989        if (button < 1 || button > MAX_MOUSE_BUTTONS) {
7990            lua_pushboolean(L, 0);
7991        } else {
7992            lua_pushboolean(L, mouse_buttons_current[button - 1] && !mouse_buttons_previous[button - 1]);
7993        }
7994        return 1;
7995    }
7996    
7997    static int l_mouse_is_released(lua_State* L) {
7998        int button = (int)luaL_checkinteger(L, 1);

Bash (grep -n "mouse_buttons_current|SDL_BUTTON|MouseButtonEvent" E:/a327ex/Anchor2/...)

2459:static bool mouse_buttons_current[MAX_MOUSE_BUTTONS] = {0};
2768:    memcpy(mouse_buttons_previous, mouse_buttons_current, sizeof(mouse_buttons_previous));
3051:                return mouse_buttons_current[ctrl->code - 1];
3083:                return mouse_buttons_current[idx] && !mouse_buttons_previous[idx];
3106:                return !mouse_buttons_current[idx] && mouse_buttons_previous[idx];
7982:        lua_pushboolean(L, mouse_buttons_current[button - 1]);
7992:        lua_pushboolean(L, mouse_buttons_current[button - 1] && !mouse_buttons_previous[button - 1]);
8002:        lua_pushboolean(L, !mouse_buttons_current[button - 1] && mouse_buttons_previous[button - 1]);
10014:                mouse_buttons_current[btn] = true;
10024:                mouse_buttons_current[btn] = false;

Read (E:/a327ex/Anchor2/engine/src/anchor.c)

10005            }
10006           // Track mouse buttons
10007           if (event.type == SDL_MOUSEBUTTONDOWN) {
10008               last_input_type = INPUT_TYPE_MOUSE;
10009               #ifdef __EMSCRIPTEN__
10010               audio_try_unlock();
10011               #endif
10012               int btn = event.button.button - 1;  // SDL buttons are 1-indexed
10013               if (btn >= 0 && btn < MAX_MOUSE_BUTTONS) {
10014                   mouse_buttons_current[btn] = true;
10015               }
10016               // Capture mode: capture the mouse button
10017               if (capture_mode && captured_control[0] == '\0') {
10018                   snprintf(captured_control, sizeof(captured_control), "mouse:%d", event.button.button);
10019               }
10020           }
10021           if (event.type == SDL_MOUSEBUTTONUP) {
10022               int btn = event.button.button - 1;
10023               if (btn >= 0 && btn < MAX_MOUSE_BUTTONS) {
10024                   mouse_buttons_current[btn] = false;
10025               }
10026           }
10027           // Track mouse wheel
10028           if (event.type == SDL_MOUSEWHEEL) {
10029               mouse_wheel_x += event.wheel.x;

Found it — SDL buttons map: 1=left, 2=middle, 3=right. My mouse_is_down(2) reads the middle button. Fixing to 3:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Fixed. SDL's raw mouse button indices (what mouse_is_down uses) are 1=left, 2=middle, 3=right — the framework comment about 'mouse:2' for right in the bind-system is misleading (the bind system may remap internally). Raw query = SDL index.

Run again; right-click + drag should pan now.

Doesn't work still.

Read (E:/a327ex/Anchor2/engine/src/anchor.c)

7945     mouse_to_game_coords(mouse_x, mouse_y, &gx, &gy);
7946        lua_pushnumber(L, gx);
7947        lua_pushnumber(L, gy);
7948        return 2;
7949    }
7950    
7951    static int l_mouse_delta(lua_State* L) {
7952        // Delta is in window pixels, scale to game pixels
7953        int window_w, window_h;
7954        SDL_GetWindowSize(window, &window_w, &window_h);
7955        float scale_x = (float)window_w / game_width;
7956        float scale_y = (float)window_h / game_height;
7957        float scale = (scale_x < scale_y) ? scale_x : scale_y;
7958        if (scale < 1.0f) scale = 1.0f;
7959    
7960        lua_pushnumber(L, (float)mouse_dx / scale);
7961        lua_pushnumber(L, (float)mouse_dy / scale);
7962        return 2;
7963    }
7964    
7965    static int l_mouse_set_visible(lua_State* L) {
7966        bool visible = lua_toboolean(L, 1);
7967        SDL_ShowCursor(visible ? SDL_ENABLE : SDL_DISABLE);
7968        return 0;
7969    }
7970    
7971    static int l_mouse_set_grabbed(lua_State* L) {
7972        bool grabbed = lua_toboolean(L, 1);
7973        SDL_SetRelativeMouseMode(grabbed ? SDL_TRUE : SDL_FALSE);
7974        return 0;

Bash (ls E:/a327ex/thalien-lune/anchor/ && diff -q E:/a327ex/thalien-lune/anchor/input...)

animation.lua
array.lua
camera.lua
class.lua
collider.lua
color.lua
font.lua
helpers.lua
image.lua
init.lua
input.lua
layer.lua
math.lua
object.lua
physics.lua
shake.lua
spring.lua
spritesheet.lua
timer.lua

Bash (ls -la E:/a327ex/thalien-lune/anchor.exe E:/a327ex/Anchor2/arena/anchor.exe 2>/d...)

-rwxr-xr-x 1 adn 197121 4177408 Apr 17 10:31 E:/a327ex/Anchor2/arena/anchor.exe
-rwxr-xr-x 1 adn 197121 4177408 Apr 17 21:49 E:/a327ex/thalien-lune/anchor.exe
555b4d224415a7673884838456ca6204 *E:/a327ex/thalien-lune/anchor.exe
555b4d224415a7673884838456ca6204 *E:/a327ex/Anchor2/arena/anchor.exe

Read (E:/a327ex/Anchor2/framework/anchor/camera.lua)

125    local sin_r = math.sin(-rot)
126   return x*cos_r - y*sin_r + cx, x*sin_r + y*cos_r + cy
127 end
128 
129 --[[
130   camera_to_screen(c, wx, wy)
131   Convert world coordinates to screen coordinates.
132 ]]
133 function camera_to_screen(c, wx, wy)
134   local ox, oy, r_off, z_off = camera_get_effects(c)
135   local cx = c.x + ox
136   local cy = c.y + oy
137   local rot = c.rotation + r_off
138   local zoom = c.zoom*(1 + z_off)
139 
140   local x = wx - cx
141   local y = wy - cy
142   local cos_r = math.cos(rot)
143   local sin_r = math.sin(rot)
144   return (x*cos_r - y*sin_r)*zoom + c.w/2, (x*sin_r + y*cos_r)*zoom + c.h/2
145 end
146 
147 --[[
148   camera_attach(c, layer, [parallax_x], [parallax_y])
149   Push camera transform onto a layer's matrix stack. Call before drawing to
150   that layer. Parallax values < 1 make the layer scroll slower (background);
151   parallax = 0 keeps the layer stationary (UI-style fixed background).
152 ]]
153 function camera_attach(c, layer, parallax_x, parallax_y)
154   parallax_x = parallax_x or 1
... [50 more lines]

Found it. camera_set_bounds takes world bounds, not center-range — the clamp then adds half_w internally. My bounds were width/2, WORLD_W - width/2, which gets clamped a second time to [width, WORLD_W - width] = [640, 640] — a single point. Camera was locked.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Run again. Right-click drag should pan freely within the world now.

It does. Let's make sure that the generation has some elements near the center, so we don't have to scroll out for a first good probe.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now bias the first 3 planets (2 producers + 1 consumer) near the world center:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Done. The first 2 producers and the first 1 consumer are now placed within PROBE_RANGE (80 units) of world center — so your first F-probe at the camera's starting position reveals a matched trio (2 producers + 1 consumer). The other 28 planets stay fully random across the 1280×720 world. Run and check.

UI from hover is being shown in incorrect position, likely something to do with camera.

Right — the tooltip is drawn on ui_layer (no camera transform) but positioned using main_camera.mouse.{x,y} (world-space). With a panned camera those don't match screen coords. Fix: use screen-space mouse_position() for tooltip placement.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Tooltip now uses screen-space mouse coords for positioning — hit-testing still uses world-space (planets are world-space objects) so detection works regardless of pan. Run again.

Great, what's next?

Next up: demand token creation on consumers. Revealed consumers start accumulating pending demand over time. No supply side yet (that's after paths). We just need demand to exist, be visible, and freeze on pause.

What I'll build:

  1. State: each consumer gets a next_demand_time[r] per need. Set to now + DEMAND_INTERVAL when the consumer is revealed (via probe). Each frame (when unpaused and revealed), while next_demand_time[r] <= now, push a new {spawned_at, in_flight=false} entry onto demand_queue[r] and bump the timer.

  2. Tunable: DEMAND_INTERVAL = 4 per §5. Same for every need.

  3. Visual (inside the consumer rectangle): pending demand shown as small hollow resource-colored squares (3×3, outline-only so the dark interior shows through — reads as "wanted, not had yet"). Arranged in a row/grid. Single-need consumer uses the whole interior; 2-need consumer splits top-half for need 1, bottom-half for need 2, matching the border stencil split.

  4. Mana marker moves to a corner (small teal square in the top-right of the consumer) so it doesn't collide with the demand dots.

  5. Tooltip adds a line: oldest demand: Ns when any demand exists. Shows the most urgent age across all needs.

  6. Producer stub: add an empty :update(dt) so the per-frame entity loop is uniform. Producers don't do anything in this phase.

  7. Pause behavior: already correct via now not advancing, but I'll also skip the per-entity update loop while paused.

  8. Unrevealed consumers do nothing — no demand accumulates until revealed.

Writing now.

Read (E:/a327ex/thalien-lune/main.lua)

75   -- Tunables
76  -- -----------------------------------------------------------------------------
77  CONSUMER_W, CONSUMER_H = 40, 24
78  CONSUMER_R             = 5
79  CONSUMER_OUTLINE       = 2
80  PRODUCER_SIZE          = 12
81  PRODUCER_R             = 2
82  PRODUCER_OUTLINE       = 2
83  
84  -- World (larger than viewport so camera has room to pan)
85  WORLD_W, WORLD_H = 1280, 720
86  WORLD_MARGIN     = 30
87  
88  -- Placement
89  PLACE_MIN_DIST = 80   -- bumped; planets should feel spread out
90  PLACE_SAMPLES  = 40
91  
92  -- Map composition
93  NUM_PRODUCERS   = 18
94  NUM_CONSUMERS   = 12
95  NUM_MANA        = 1
96  CONSUMER_MAX_NEEDS = 2   -- Phase 3: keep simple; revisit later
97  
98  -- Probe
99  PROBE_RANGE = 80
100 
101 -- -----------------------------------------------------------------------------
102 -- Simulation state
103 -- -----------------------------------------------------------------------------
104 now              = 0

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now update the consumer class to support demand generation on reveal, plus a :update method and visual demand dots:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add demand-dot drawing inside the consumer, move the mana marker to a corner, and add a stub producer:update:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Producer update stub + tooltip with oldest-demand line:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Hook reveal on probe commit, add entity updates to the main loop:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Phase 4 (demand) is in. What to expect:

Visible demand is capped by what fits in each zone (roughly 7 per row for a 1-need, 7 per row for each half of a 2-need). Beyond that, overflow entries still exist in the queue and count toward oldest-demand age, they just don't draw — we'll redesign the visual if this becomes a real problem.

Tell me how the demand-growing-over-time feels.

Don't need to split needs across. Just spawn one of each demand type needed randomly but stack them across the rectangle equally. Also, I'm not seeing the demand tokens actually appear after probing.

Let me double-check the code structure and debug the non-appearance.

Bash (grep -n "^function|^generate_map|^main_camera.x" E:/a327ex/thalien-lune/main....)

120:function format_mmss(t)
126:function distance(x1, y1, x2, y2)
133:function rrect_perimeter_point(rx, ry, w, h, r, s)
183:function draw_dashed_rounded_rect(rx, ry, w, h, r, col, dash, gap)
210:function producer:new(x, y, output)
222:function producer:half_w() return PRODUCER_SIZE/2 end
223:function producer:half_h() return PRODUCER_SIZE/2 end
225:function producer:draw()
236:function producer:tooltip_lines()
240:function producer:update(dt) end   -- no-op in Phase 4; production logic later
242:function producer:destroy() end
249:function consumer:new(x, y, needs, opts)
270:function consumer:on_reveal(at)
276:function consumer:update(dt)
290:function consumer:oldest_demand_age()
304:function consumer:half_w() return CONSUMER_W/2 end
305:function consumer:half_h() return CONSUMER_H/2 end
307:function consumer:draw()
356:function consumer:draw_demand_zones(x, y, w, h)
374:function consumer:draw_demand_row(queue, col, zx, zy, zw, zh)
389:function consumer:tooltip_lines()
403:function consumer:destroy() end
408:function pick_random_position()
434:function pick_position_near(cx, cy, radius)
462:function generate_map()
504:function commit_probe(mx, my)
519:function point_in_planet(px, py, p)
525:function update_hover()
538:function draw_tooltip()
570:main_camera.x = WORLD_W/2
... [3 more lines]

Read (E:/a327ex/thalien-lune/main.lua)

270  function consumer:on_reveal(at)
271   for _, r in ipairs(self.needs) do
272     self.next_demand_time[r] = at + DEMAND_INTERVAL
273   end
274 end
275 
276 function consumer:update(dt)
277   if not self.revealed then return end
278   for _, r in ipairs(self.needs) do
279     local nt = self.next_demand_time[r]
280     while nt and nt <= now do
281       table.insert(self.demand_queue[r], { spawned_at = nt, in_flight = false })
282       nt = nt + DEMAND_INTERVAL
283     end
284     self.next_demand_time[r] = nt
285   end
286 end
287 
288 -- Oldest non-in-flight demand age across all needs. Returns seconds, or nil
289 -- if no pending demand.
290 function consumer:oldest_demand_age()
291   local oldest = nil
292   for _, r in ipairs(self.needs) do
293     for _, d in ipairs(self.demand_queue[r]) do
294       if not d.in_flight then
295         local age = now - d.spawned_at
296         if not oldest or age > oldest then oldest = age end
297         break  -- queue is FIFO; first non-in-flight is oldest for this resource
298       end
299     end
... [2 more lines]

Read (E:/a327ex/Anchor2/framework/anchor/class.lua)

1    --[[
2     class — minimal class helper for Anchor 2.
3   
4     Usage:
5       seeker = class()
6       function seeker:new(x, y)
7         self.x = x
8         self.y = y
9       end
10      function seeker:update(dt) ... end
11  
12      local s = seeker(10, 20)   -- calls seeker.new(instance, 10, 20)
13      s:update(dt)
14  
15    Notes:
16      - No inheritance. If you want a variant, copy the class and modify.
17      - Constructor is :new. If a class has no :new, calling the class still
18        returns an empty instance (useful for data-only classes).
19      - This is ~15 lines on purpose. Don't add features.
20  ]]
21  
22  function class()
23    local c = {}
24    c.__index = c
25    setmetatable(c, {
26      __call = function(cls, ...)
27        local instance = setmetatable({}, cls)
28        if cls.new then cls.new(instance, ...) end
29        return instance
30      end
... [4 more lines]

Likely two things going on:

  1. Visual too subtle. 3×3 hollow squares with 1-px stroke barely show. Bumping to 4×4.
  2. Spawn redesign. One demand per consumer per DEMAND_INTERVAL, need chosen randomly from the consumer's needs. Merged display across the full interior, colored per entry.

Also worth noting: first demand appears DEMAND_INTERVAL=4s after the probe reveals the consumer. If you probed and waited <4s, nothing shows yet — that's expected but I'll verify after the redesign.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now merged demand drawing across the whole interior:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Changes:

Probe a consumer and wait ~4 seconds — first dot should pop. Every 4s after, another dot. If you still don't see anything after 5+ seconds, that's a real bug and I'll add a debug log.

Still not showing. Just try drawing a dot on it normally

Switching to filled dots (the 4×4 outline with 1-px stroke may be dropping out at small sizes). Also shortening DEMAND_INTERVAL so you don't have to wait 4s to see anything.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Two changes:

Run it. If dots still don't appear, we've narrowed the problem to the logic side, not the draw side — I'll add a debug path.

The whole group of dots needs to be centered in the rectangle, they're a bit up to the left now. So the maximum number of tokens per rectangle is 15 (3x5) before it starts overflowing too.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Dot grid is now a fixed 5×3 footprint (28×16 px), centered on the consumer's position. Fills top-left first, caps at 15 visible. Demand beyond 15 still counts toward age/panic but doesn't draw.

The position and types of planets spawned is always the same, randomize it?

Bash (grep -n "random_seed|global_rng|random_create|RNG_SEED" E:/a327ex/Anchor2/eng...)

639:static PCG32 global_rng = {0x853c49e6748fea9bULL, 0xda3e39cb94b95bdbULL, 0};
7613:    return &global_rng;
7616:// random_create(seed) - Create new RNG instance
7617:static int l_random_create(lua_State* L) {
7625:// random_seed(seed, rng?) - Seed the RNG
7626:static int l_random_seed(lua_State* L) {
7690:    PCG32* rng = &global_rng;
7709:    PCG32* rng = &global_rng;
7729:    PCG32* rng = &global_rng;
9015:    // Create RNG metatable (for random_create instances)
9187:    lua_register(L, "random_create", l_random_create);
9188:    lua_register(L, "random_seed", l_random_seed);

Bash (grep -n "l_time|lua_register(L, \"time\"|l_os_time|static int l_time" E:/a327...)

(Bash completed with no output)

Fixed seed in the engine's global_rng. Seeding from os.time() at init.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

random_seed(os.time()) called right after engine init. Maps should now differ each run. One caveat: os.time() changes once per second — if you restart the game multiple times within a single second, you'll get the same map. Uncommon, but flag it if it bites.

Tokens need to move 1 pixel down on the y axis. Other than that, it's all good. What's next? I guess producers also need to generate their tokens?

Two changes:

1. Y-shift the demand grid by 1px down.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

2. Plan for producers generating tokens (before I code it):

Next phase after this (paths) will drain the buffer when a token is dispatched.

Going with these defaults. Writing now.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Phase 5 (producer output) in.

What to expect:

Probe a producer and wait ~3–4s to see the first output dot.

Next up after this: paths (Mini Motorways style). That's the big one — graph, tile pool, click-drag drawing, right-click removal with grace period, plus the dispatch/travel logic that connects producers' output to consumers' demand.

The producer squares should be the same size as the consumers. Increase the square size if needed to make it work.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Producer square is now 24×24 (matches consumer height) with corner radius 5, and output dots bumped to 4×4 to match the demand-dot size. The 2×2 output-dot grid is still centered on the producer's position — at the new size there's more breathing room around it.

Existing PLACE_MIN_DIST = 80 is still fine; the new producer width (24) plus the consumer width (40) totals 64, so min-distance 80 keeps at least 16 px clearance between any two planets.

No, I meant the producer tokens should be the same size as the consumer tokens. The producer square should be smaller, but big enough to make the 2x2 tokens fit with the same spacing as for the consumer rectangle.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Producer is now 20×20 with corner radius 4. The 2×2 grid of 4-px output dots (2-px gap between them, same as consumer demand dots) = 10×10, centered in a 16×16 interior with 3 px of breathing room on each side. Output tokens should read identical to consumer demand tokens now.

Actually remove rounded rectangles from everything, just make it all pure squares.

Rewriting: no rounded rectangles anywhere, stencil gone, dashed outline reverts to simple edge-strips.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Replace the rounded-perimeter dashed outline with a simple 4-edge strip version:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Update producer draw to use square corners:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now the consumer draw — square corners, strip-based 2-need border, no stencil:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

All shapes are now square-cornered. Stencil split replaced with 6 colored edge-strips for 2-need consumers. Dashed outline reverts to simple edge strips (faster and cleaner code). Visuals simplified overall.

Decrease producer size to 18x18. And after that, what's next?

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Producer is now 18×18.

Next up: paths (Mini Motorways style). This is the biggest remaining phase. Before I code, a handful of design decisions need to be locked — especially around how "Mini Motorways-style" translates here.

What I'm assuming unless you say otherwise:

  1. Drawing mechanic: left-click on a planet + drag → rubber-band a path. Release on another planet → commits the path, consuming 1 tile. Release on empty space → cancels. This is straight-line for now; multi-segment path-painting comes later if you want it.

  2. Right-click on a path removes it and refunds the tile (we already use right-drag for camera pan — I'll check that a right-click-without-drag removes, otherwise need a different key).

  3. Both endpoints must be revealed to build a path. You can't wire up unrevealed planets.

  4. Paths are undirected. Once built, any token can traverse either direction (though producers only dispatch toward consumers, so functionally one-way per token).

  5. Tile pool starts at 3 (per spec §6). HUD top-right: PATHS: N.

  6. No per-path throughput cap (per spec).

Open questions before I start:

Let me know your answers on A, B, C and whether my A1 / B1 / C4 defaults work, then I'll scope Phase 6 (paths + dispatch + token flow).

I actually want it exactly like Mini Motorways. There's a grid and you click through it and add a tile to each portion of the grid. Nearby portions connect and create a pathway and tokens can then go through that pathway to their destination following the shortest path. This means we need a logical grid, graph, and also that the planets and producers need to be the size of grid cells. Ideally a producer is = 1 grid cell, and then you can calculate what consumers could be sized like. The grid adherence is more important than trying to keep them at their current size.

Reading the current state to plan the edits.

Read (E:/a327ex/thalien-lune/main.lua)

73     mana     = {name = 'mana',     col = color( 94, 154, 148)},
74  }
75  
76  ACTIVE_RESOURCES = {'water', 'food', 'ore', 'tech', 'metal'}
77  
78  -- -----------------------------------------------------------------------------
79  -- Tunables
80  -- -----------------------------------------------------------------------------
81  CONSUMER_W, CONSUMER_H = 40, 24
82  CONSUMER_OUTLINE       = 2
83  -- Producer size: 2×2 token grid is 10px; 2×2 border + 2 px inside on each
84  -- axis gives 18×18. Keeps output tokens visually identical to the demand
85  -- tokens inside consumers.
86  PRODUCER_SIZE          = 18
87  PRODUCER_OUTLINE       = 2
88  
89  -- World (larger than viewport so camera has room to pan)
90  WORLD_W, WORLD_H = 1280, 720
91  WORLD_MARGIN     = 30
92  
93  -- Placement
94  PLACE_MIN_DIST = 80   -- bumped; planets should feel spread out
95  PLACE_SAMPLES  = 40
96  
97  -- Map composition
98  NUM_PRODUCERS   = 18
99  NUM_CONSUMERS   = 12
100 NUM_MANA        = 1
101 CONSUMER_MAX_NEEDS = 2   -- Phase 3: keep simple; revisit later
102 
... [15 more lines]

This is a meaningful redesign. Before I start coding, let me lock in the specifics since the parameters cascade everywhere.

Plan — Phase 6: paths via grid (Mini Motorways style), split into 4 sub-phases.

6a (first) — Grid infrastructure + planet snapping. No roads or dispatch yet.

6b — Road placement + visuals.

6c — Graph + dispatch + token travel.

6d — Path removal grace period + token edge cases.

Three things I need from you before starting 6a:

  1. Cell size = 24 — OK or prefer 20/18/something else? (24 fits demand + output grids cleanly; 20 works but demand grid touches the border edges; 18 requires shrinking the demand grid.)

  2. Consumer footprint = 2×1 horizontal — OK or prefer 1×2 vertical / 2×2 square?

  3. World size grows to 1440×720 to be grid-aligned — OK? (Alternative: keep 1280×720 and accept a clipped last column at the right edge.)

If defaults work, I'll write 6a now.

  1. Let's try to make CELL_SIZE 18 or smaller than 18 if possible. Other than that, everything seems good. 2. Doesn't matter, your choice. 3. Doesn't matter, your choice. Should be grid-aligned, yes, but the specific size is irrelevant.

We can just increase the cap to 25 now, since that will look correct with the new consumer size.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Demand cap bumped to 25 (5×5 grid, 28×28 footprint centered in the 32×32 interior with 2-px margins).

Great, what's next?

Next up: Phase 6b — road placement + visuals. Player paints road tiles on grid cells by left-click-dragging. Each cell consumes 1 tile from the pool.

What I'll build:

  1. State:

    • road_grid[row][col] — boolean whether a cell has a road.
    • tile_pool — starts at 3 per spec §6. HUD shows PATHS: N top-right.

  2. Placement:

    • Default left-click + drag paints road tiles on empty cells the cursor crosses.
    • A cell becomes a road if: not occupied by a planet, not already a road, and tile_pool > 0.
    • Consumes 1 tile per new road cell.
    • While F-probe or remove mode is active, left-click does those instead.

  3. Removal:

    • Press X to enter remove mode (HUD hint like the probe one).
    • Left-click a road cell to delete it; 1 tile refunds to the pool.
    • Escape exits remove mode.

  4. Visuals:

    • Road cells drawn as filled muted-gray squares (color(70, 70, 90) or similar — neutral, reads as "road not resource").
    • Light subtle grid lines drawn only when in build mode (default) or remove mode, so the player sees where they can click. Hidden during normal idle/probe states to keep the scene clean.
    • Cursor-hovered cell highlighted during build/remove mode.

  5. No dispatch/routing yet. Tokens don't move along roads this phase — that's 6c. You're just building and seeing the road network grow.

Decisions I need from you:

  1. Remove mode trigger — X toggle + left-click works for me. OK, or prefer something else (Shift+click, hover+key)?

  2. Grid visibility — my proposal: hidden by default, dim when building/removing. Alternative: always dim-visible so you can see the grid all the time. Or always hidden even in build mode, just rely on cell-snapping feedback as cursor moves. Which?

  3. Tile pool starting count — spec says 3. For testing you might want 20 so you can build freely without worrying about the Build Path card yet (that card's not in until later). I'd suggest starting with 20 tiles for testing, lower to 3 once we add cards. OK?

  4. Road cell color — neutral gray feels right, but if you'd rather have roads be a distinct accent color (teal? purple?) to feel like "your infrastructure", say so. My default: gray (80, 80, 100) — dim, doesn't compete with resource colors.

Answer 1–4 and I'll write it.

  1. X is fine, make sure the current active state shows on the UI (like for probe). Also fix probe cancel displaying as "ESC" for the key, as ESC closes the game. Pressing F again goes out of it, the same should be the case for deleting on X here.
  2. Yes, hidden, only visible dimly visibly when building.
  3. Yes.
  4. Yea, grey seems fine.

Let me check that Escape-closes-game behavior first:

Bash (grep -n "SDLK_ESCAPE|escape|SDL_QUIT|quit" E:/a327ex/Anchor2/engine/src/ancho...)

103:static bool running = true;  // Main loop flag (file scope so engine_quit can access it)
2596:    if (strcmp(name, "escape") == 0 || strcmp(name, "esc") == 0) return SDL_SCANCODE_ESCAPE;
2695:        case SDL_SCANCODE_ESCAPE: return "escape";
3583:        "space", "enter", "escape", "backspace", "tab",
8707:static int l_engine_quit(lua_State* L) {
9272:    lua_register(L, "engine_quit", l_engine_quit);
9291:// Note: 'running' is declared at file scope (near headless_mode) so engine_quit() can access it
9957:        if (event.type == SDL_QUIT) {
9979:                if (event.key.keysym.sym == SDLK_ESCAPE) {
10501:                if (event.type == SDL_QUIT) {
10505:                    if (event.key.keysym.sym == SDLK_ESCAPE) {

Read (E:/a327ex/Anchor2/engine/src/anchor.c)

9975                 }
9976                }
9977                // Built-in key handling (skip if in capture mode)
9978                if (!capture_mode) {
9979                    if (event.key.keysym.sym == SDLK_ESCAPE) {
9980                        running = false;
9981                    }
9982                }
9983                #ifndef __EMSCRIPTEN__
9984                // Fullscreen toggle only on desktop
9985                if (event.key.keysym.sym == SDLK_F11 ||
9986                    (event.key.keysym.sym == SDLK_RETURN && (event.key.keysym.mod & KMOD_ALT))) {
9987                    Uint32 flags = SDL_GetWindowFlags(window);
9988                    SDL_SetWindowFullscreen(window, (flags & SDL_WINDOW_FULLSCREEN_DESKTOP) ? 0 : SDL_WINDOW_FULLSCREEN_DESKTOP);
9989                }

Confirmed: Escape is hardwired to quit the game in the engine (anchor.c line 9979). I'll remove the cancel/escape binding entirely and make F / X self-toggle (press once to enter, press same key to exit).

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Add road state, constants, and the palette entries:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now the input handlers, road placement/removal, and drawing. Let me update the update loop:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Add mouse_cell(), try_place_road(), road/grid drawing helpers. Let me put them before the update function:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Update the draw function to render grid overlay + roads + cell highlight in the right order, and update the HUD mode hints and add PATHS: N:

Read (E:/a327ex/thalien-lune/main.lua)

760      commit_probe(main_camera.mouse.x, main_camera.mouse.y)
761     probe_mode = false
762   end
763 
764   -- Remove mode: left-click a road cell to delete it and refund 1 tile.
765   if remove_mode and input_pressed('click') then
766     local col, row = mouse_cell()
767     if col and road_grid[row][col] then
768       road_grid[row][col] = nil
769       tile_pool = tile_pool + 1
770     end
771   end
772 
773   -- Default mode (neither probe nor remove): left-click + drag paints roads.
774   if not probe_mode and not remove_mode then
775     if mouse_is_down(1) then
776       local col, row = mouse_cell()
777       if col and (col ~= last_paint_col or row ~= last_paint_row) then
778         try_place_road(col, row)
779         last_paint_col, last_paint_row = col, row
780       end
781     else
782       last_paint_col, last_paint_row = nil, nil
783     end
784   end
785 
786   if not paused then
787     now = now + dt
788     -- Entity updates — demand tick, etc. Frozen while paused.
789     for _, id in ipairs(planets) do
... [30 more lines]

Read (E:/a327ex/thalien-lune/main.lua)

820      layer_circle(game_layer, mx, my, PROBE_RANGE, probe_fill())
821     layer_circle_line(game_layer, mx, my, PROBE_RANGE, probe_stroke(), 1)
822   end
823   camera_detach(main_camera, game_layer)
824 
825   -- HUD (top-left): cycle + clock, + a probe-mode hint when active.
826   local hud = string.format('CYCLE %d  t:%s', cycle_num, format_mmss(now))
827   layer_text(ui_layer, hud, fonts.main, 6, 4, fg_color())
828   if probe_mode then
829     local s = 'PROBE — click to reveal, esc to cancel'
830     layer_text(ui_layer, s, fonts.main, 6, 4 + fonts.main.height + 2, RESOURCES.mana.col())
831   else
832     layer_text(ui_layer, '[F] probe', fonts.main, 6, 4 + fonts.main.height + 2, dim_color())
833   end
834 
835   draw_tooltip()
836 
837   if paused then
838     layer_rectangle(ui_layer, 0, 0, width, height, overlay_color())
839     local txt = 'PAUSED'
840     local tw = fonts.big:text_width(txt)
841     layer_text(ui_layer, txt, fonts.big, (width - tw)/2, height/2 - fonts.big.height/2, fg_color())
842   end
843 
844   layer_render(game_layer)
845   layer_render(ui_layer)
846   layer_draw(game_layer)
847   layer_draw(ui_layer)
848 end
849

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Phase 6b in. What to expect:

Escape binding removed (it was harmless but the hint was wrong). F and X self-toggle — pressing the same key a second time exits.

Try probing to reveal a few planets, then paint roads connecting them. Next up is 6c: graph + dispatch + token travel.

Let's also add a toggle for adding paths instead of it being left click by default. Actually, let's make the remove toggle the same as the add one. So if you click on an empty tile it adds, if you click on one that has a path it removes.

Got it. Combining add + remove into a single "build mode" toggled by X. The cell state determines the action: empty → add, road → remove. Default mode becomes a no-op on left-click (reserved for future card-targeting clicks).

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add apply_drag_at and update drawing/HUD. First the helper:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Update the cell-highlight drawing to show add/remove per cell state, and rename the mode helpers:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now update the draw function's use of is_build_mode() / remove_mode and the HUD mode line:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Done.

Works, what's next?

Next: Phase 6c — dispatch + token travel. Producers route their output through the road network to consumers, fulfilling demand.

Before coding, quick scope clarification:

In this phase:

Deferred to 6d:

Visual: tokens are small filled resource-colored squares (matching the demand/output dot style), rendered in world-space on top of roads.

Known safe simplification for 6c: I BFS-route on demand (per frame per producer) rather than caching — small graph, cheap, and correct across road edits. If performance becomes an issue, caching with dirty-bit comes later.

Answer any concerns or just say "go" and I'll write it.

Go.

Read (E:/a327ex/thalien-lune/main.lua)

115  PLACE_SAMPLES = 200
116 
117 -- Map composition
118 NUM_PRODUCERS   = 18
119 NUM_CONSUMERS   = 12
120 NUM_MANA        = 1
121 CONSUMER_MAX_NEEDS = 2   -- Phase 3: keep simple; revisit later
122 
123 -- Probe
124 PROBE_RANGE = 80
125 
126 -- Roads (Phase 6b)
127 STARTING_PATH_TILES = 20   -- bump for testing; spec default is 3, cards add more
128 
129 -- Demand (Phase 4)
130 -- Each consumer ticks once per DEMAND_INTERVAL; the tick adds one entry for a
131 -- randomly-chosen need. So a 2-need consumer accumulates the same total demand
132 -- cadence as a 1-need consumer, just split between its needs.
133 DEMAND_INTERVAL  = 2      -- short for testing visibility; tune later
134 DEMAND_DOT_SIZE  = 4
135 DEMAND_DOT_GAP   = 2
136 
137 -- Production (Phase 5)
138 OUTPUT_BUFFER_CAP = 4
139 RECIPE_PERIOD     = {5, 4, 3, 2, 1}   -- seconds per output, indexed by level
140 PRODUCER_DOT_SIZE = 4                 -- match demand-dot size for visual consistency
141 PRODUCER_DOT_GAP  = 2
142 
143 -- -----------------------------------------------------------------------------
144 -- Simulation state
... [5 more lines]

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add the token class, routing/dispatch helpers, and wire dispatch into the producer's update. Let me find the end of the consumer class to append the token class:

Bash (grep -n "^function consumer:destroy|^function consumer:tooltip_lines" E:/a327ex...)

460:function consumer:tooltip_lines()
474:function consumer:destroy() end

Read (E:/a327ex/thalien-lune/main.lua)

472  end
473 
474 function consumer:destroy() end
475 
476 -- -----------------------------------------------------------------------------
477 -- Placement
478 -- -----------------------------------------------------------------------------
479 -- Check that a cw×ch block starting at (col, row) sits entirely inside the
480 -- grid and contains no occupied cells.
481 function cell_block_free(col, row, cw, ch)
482   if col < 0 or row < 0 or col + cw > GRID_COLS or row + ch > GRID_ROWS then
483     return false

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now add routing helpers and try_dispatch after the roads section:

Edit (E:/a327ex/thalien-lune/main.lua)

<tool_use_error>String to replace not found in file.
String: function is_build_mode()
  return not probe_mode and not remove_mode
end</tool_use_error>

Bash (grep -n "^function|-- --" E:/a327ex/thalien-lune/main.lua | head -60)

28:-- -----------------------------------------------------------------------------
30:-- -----------------------------------------------------------------------------
39:-- -----------------------------------------------------------------------------
41:-- -----------------------------------------------------------------------------
51:-- -----------------------------------------------------------------------------
53:-- -----------------------------------------------------------------------------
68:-- -----------------------------------------------------------------------------
70:-- -----------------------------------------------------------------------------
86:-- -----------------------------------------------------------------------------
88:-- -----------------------------------------------------------------------------
147:-- -----------------------------------------------------------------------------
149:-- -----------------------------------------------------------------------------
177:-- -----------------------------------------------------------------------------
179:-- -----------------------------------------------------------------------------
180:function format_mmss(t)
186:function distance(x1, y1, x2, y2)
192:function draw_dashed_rect(rx, ry, w, h, col, dash, gap, t)
227:-- -----------------------------------------------------------------------------
229:-- -----------------------------------------------------------------------------
232:function producer:new(grid_col, grid_row, output)
250:function producer:recipe_period()
254:function producer:on_reveal(at)
258:function producer:half_w() return PRODUCER_SIZE/2 end
259:function producer:half_h() return PRODUCER_SIZE/2 end
261:function producer:draw()
276:function producer:draw_output_buffer()
293:function producer:tooltip_lines()
301:function producer:update(dt)
313:function producer:destroy() end
315:-- -----------------------------------------------------------------------------
... [30 more lines]

Bash (grep -n "^function" E:/a327ex/thalien-lune/main.lua | sed -n '55,75p')

(Bash completed with no output)

Bash (grep -n "^function draw_cell_highlight|^-- Main loop" E:/a327ex/thalien-lune/ma...)

798:function draw_cell_highlight()
832:-- Main loop

Read (E:/a327ex/thalien-lune/main.lua)

798  function draw_cell_highlight()
799   local col, row = mouse_cell()
800   if not col then return end
801   local cell_occupied = grid[row][col] ~= nil
802   local cell_road     = road_grid[row][col]
803   local x, y = col*CELL_SIZE, row*CELL_SIZE
804 
805   if cell_road then
806     -- Hover over road → would remove. Red highlight.
807     layer_rectangle(game_layer, x, y, CELL_SIZE, CELL_SIZE, remove_fill())
808     layer_rectangle_line(game_layer, x, y, CELL_SIZE, CELL_SIZE, remove_stroke(), 1)
809   elseif cell_occupied then
810     -- Hover over planet → nothing will happen. Very dim so cursor is visible.
811     local dim = color(cell_hover.r, cell_hover.g, cell_hover.b, 30)
812     layer_rectangle(game_layer, x, y, CELL_SIZE, CELL_SIZE, dim())
813   else
814     -- Hover over empty → would add. Neutral highlight. Dimmer if pool is empty.
815     local c = cell_hover
816     if tile_pool <= 0 then c = color(cell_hover.r, cell_hover.g, cell_hover.b, 40) end
817     layer_rectangle(game_layer, x, y, CELL_SIZE, CELL_SIZE, c())
818   end
819 end
820 
821 -- -----------------------------------------------------------------------------
822 -- Init
823 -- -----------------------------------------------------------------------------
824 main_camera.x = WORLD_W/2
825 main_camera.y = WORLD_H/2
826 -- bounds are the world rect; camera_update clamps center by half-view internally.
827 camera_set_bounds(main_camera, 0, WORLD_W, 0, WORLD_H)
... [5 more lines]

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now wire try_dispatch into the producer's update, and add token-update + token-draw in the main loop:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Add token update and draw in the main loop:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Add token drawing after planets in the draw function:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Phase 6c in. What to expect when you run it:

  1. Probe to reveal a producer + consumer pair that share a compatible resource.
  2. Press X, drag a road between them. Any contiguous road path works — the token finds the shortest.
  3. The producer fills its output buffer over time (3s/token at level 3). The consumer's demand accumulates (1 entry per 2s).
  4. As soon as a path exists AND the producer has output AND the consumer has pending demand for that resource: a token (4×4 filled square in the producer's color) spawns at the producer, travels along the road to the consumer at 60 world-units/sec, and disappears on arrival. The corresponding demand dot disappears from the consumer.
  5. You can chain multiple producers/consumers; each producer independently routes to its best (oldest-demand) matching reachable consumer.

Known Phase 6c quirks (6d territory):

Try it out — probe a few planets, connect a matched producer/consumer pair, watch tokens flow. Tell me how it feels.

Add a delay such that multiple tokens from a producer can't clump up together and come out of it at the same time. Don't make the moving token tween to the center of the square, just have it disappear as soon as it hits one of consumer's sides.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now the dispatch gate + stop at the consumer boundary rather than its center:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Both tweaks in:

  1. Dispatch cooldown (0.5s). A producer can't emit another token until 0.5s after its previous dispatch, so a freshly-connected producer with a full buffer stutters its 4 tokens across 2 seconds rather than launching them all at once. At level-3 speed (60 u/s), that's roughly 30 units — nearly 2 cells — of spacing between consecutive tokens on a path.

  2. Token stops at the consumer boundary. The last waypoint is now the midpoint of the shared edge between the final road cell and the consumer's adjacent cell. Token disappears exactly when it visually touches the consumer's side, rather than traveling half a cell further into the interior.

Run and verify the spacing looks right — if 0.5s feels too long or short, tell me and I'll tune it.

Let's try a daring change. A path, as we build it, is actually a physics corridor (outside of it are solid walls, we can achieve this with chain shapes, I believe). Each consumer/producer is also a static physics object. Whenever a moving token is spawned, it's also a physics object that follows the path to the destination using the path follow steering behavior (and bouncing against walls, since it can never leave the path). Once the token physically touches the target consumer, it disappears and that demand is met. The hardest part here is making sure that as we add more and more path tiles, we make sure that the inside and outside of the paths are correctly delineated physically. And then let's remove the cap on paths, let's just make them an infinite resource for now.

Big change incoming. Before I write, let me lock the plan — it's complex enough that I want to be explicit about tradeoffs.

What I'll build:

  1. Physics init with tags token, wall, planet. token↔wall solid collision; token↔planet sensor (for arrival detection).
  2. Planet colliders: every producer + consumer gets a static sensor collider sized to its footprint. Tokens can pass through non-destination planets (a small visual quirk) — the sensor event checks planet.id == token.to_id before delivering.
  3. Wall colliders: thin static box colliders (2-px thick) at each edge where a road cell meets a non-road AND non-planet cell. Planet-adjacent road edges stay open so tokens can enter/exit. Shared dummy owner entity for all walls.
  4. Wall rebuild: deferred via a walls_dirty flag. After any road add/remove, rebuild once per frame — not once per tile — so drag-painting doesn't thrash.
  5. Token: dynamic circle collider (radius 2), uses steering_seek toward the current waypoint. When within ~4 px of a waypoint, advance to the next. Linear damping + restitution for bounce. Waypoints come from BFS as before.
  6. Arrival: sensor_entities_begin('token', 'planet') — if the planet is the token's destination, call token:arrive().
  7. Infinite tiles: remove tile_pool checks, drop the HUD PATHS: N counter.

Tradeoffs I'm accepting:

Writing now.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Add wall-related state and constants:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Update producer & consumer constructors to create sensor colliders:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now rewrite the token class to use a physics collider + steering:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now the wall rebuild. Add it near the roads section, and hook into the place/remove flow:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Initialize the wall_ent dummy entity and add wall rebuild + arrival sensor handling in the main loop:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Now in the main update, add wall rebuild + sensor event handling. Also drop the tile-pool HUD and remove the pool-empty highlight. First the update:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Remove the tile-pool HUD, and drop the tile-empty dimming in the cell highlight:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Remove the STARTING_PATH_TILES constant too since it's no longer referenced:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Physics rewrite in. Summary of what's now in play:

Tuning parameters up top if any of this feels off — bump/drop without digging:

Probe, build a corridor between a producer and a compatible consumer, and watch tokens physically bounce their way through. Tell me what's weird — I expect at least one thing will need iteration.

Tokens getting stuck inside the producer.

[Request interrupted by user]

Just kill the token visually, spawn the physics object right outside, doesn't need to tween/move there.

Spawning outside the producer — dropping the producer-center waypoint so the token materializes directly at the first road cell.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Tokens now spawn directly at the first road cell center, not inside the producer. From the player's view the token just appears in the corridor next to the producer and starts moving — no transition through the planet body, no chance of getting wedged against the walls at the producer interior.

They are getting stuck in the road. I believe because your strategy is to spawn box colliders but then you don't remove them when other paths are created on that tile. The correct way to solve this is to use a chain object to create a polygon around the each path "island". Whenever a new path is added, remove the previous chain object for this island of paths, and remake it. And island of paths is all paths that connect to each other. There are cases where there will be holes, like say a path that loops around itself. You need to be able to detect these cases and then create multiple such chains (one for the outside, one for each hole inside). This is how I would solve it, but if you have an easier method that's also performant please mention it.

Let me investigate the current wall code before committing to the redesign. I do already rebuild walls from scratch every road edit, so stale walls shouldn't be the issue — but there's a separate problem.

Read (E:/a327ex/thalien-lune/main.lua)

712        local pool = {}
713       for _, r in ipairs(ACTIVE_RESOURCES) do pool[#pool + 1] = r end
714       array.shuffle(pool)
715       local needs = {}
716       for j = 1, n_needs do needs[j] = pool[j] end
717       local c = consumer(col, row, needs)
718       planets[#planets + 1] = c.id
719     end
720   end
721 
722   -- Mana consumer (1-need).
723   local col, row = pick_random_cell(CONSUMER_CELLS_W, CONSUMER_CELLS_H)
724   if col then
725     local m = consumer(col, row, { random_choice(ACTIVE_RESOURCES) }, { is_mana = true })
726     planets[#planets + 1] = m.id
727   end
728 end
729 
730 -- -----------------------------------------------------------------------------
731 -- Probe / reveal
732 -- -----------------------------------------------------------------------------
733 function commit_probe(mx, my)
734   for _, id in ipairs(planets) do
735     local p = entities[id]
736     if p and not p.revealed then
737       if distance(mx, my, p.x, p.y) <= PROBE_RANGE then
738         p.revealed = true
739         if p.on_reveal then p:on_reveal(now) end
740       end
741     end
... [20 more lines]

A simpler fix that's likely to solve the stuck-in-road issue without the complexity of polygon tracing:

Alternative: fill every non-road, non-planet cell adjacent to a road with a cell-sized solid box (instead of thin edge walls).

Why this is simpler than chains:

Why it's likely to fix the stuck issue:

Performance: roughly one collider per non-road cell adjacent to a road. For typical road networks, tens to low-hundreds of boxes. Box2D handles this trivially.

The real chain approach has one advantage: fewer total colliders (one chain-loop per island instead of many boxes). But at our scale that doesn't matter.

Want me to go with the full-cell box fill? If it still has issues I'll fall back to true chain tracing.

Sure, do it.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Rebuilt. Walls are now full cell-sized solid boxes dropped onto every non-road, non-planet cell bordering a road. The corridor is a clean 18-px-wide channel with no thin-wall overhangs at corners.

Try connecting a producer to a consumer now. Tokens should flow without getting stuck. If they're still pinging oddly at corners or stalling in straight segments, the likely culprit moves to the steering parameters (max force, damping, restitution) rather than the wall geometry — tell me what the behaviour looks like.

They're still getting stuck on the first path tile.

Let me inspect the Anchor collider setup closely — might be a Box2D initialization ordering issue.

Bash (grep -n "^function collider|collider:new|set_position|b2Body|steering_seek" ...)

15:      self.collider:set_position(x, y)
35:function collider:new(owner, tag, body_type, shape_type, ...)
73:function collider:destroy()
85:function collider:sync()
92:function collider:get_position() return physics_get_position(self.body) end
93:function collider:set_position(x, y) physics_set_position(self.body, x, y) end
94:function collider:get_angle() return physics_get_angle(self.body) end
95:function collider:set_angle(angle) physics_set_angle(self.body, angle) end
98:function collider:get_velocity() return physics_get_velocity(self.body) end
99:function collider:set_velocity(vx, vy) physics_set_velocity(self.body, vx, vy) end
100:function collider:get_angular_velocity() return physics_get_angular_velocity(self.body) end
101:function collider:set_angular_velocity(av) physics_set_angular_velocity(self.body, av) end
104:function collider:apply_force(fx, fy) physics_apply_force(self.body, fx, fy) end
105:function collider:apply_force_at(fx, fy, px, py) physics_apply_force_at(self.body, fx, fy, px, py) end
106:function collider:apply_impulse(ix, iy) physics_apply_impulse(self.body, ix, iy) end
107:function collider:apply_impulse_at(ix, iy, px, py) physics_apply_impulse_at(self.body, ix, iy, px, py) end
108:function collider:apply_torque(torque) physics_apply_torque(self.body, torque) end
109:function collider:apply_angular_impulse(impulse) physics_apply_angular_impulse(self.body, impulse) end
112:function collider:set_linear_damping(damping) physics_set_linear_damping(self.body, damping) end
113:function collider:set_angular_damping(damping) physics_set_angular_damping(self.body, damping) end
114:function collider:set_gravity_scale(scale) physics_set_gravity_scale(self.body, scale) end
115:function collider:set_fixed_rotation(fixed) physics_set_fixed_rotation(self.body, fixed) end
116:function collider:set_bullet(bullet) physics_set_bullet(self.body, bullet) end
119:function collider:set_friction(friction, shape) physics_shape_set_friction(shape or self.shape, friction) end
120:function collider:get_friction(shape) return physics_shape_get_friction(shape or self.shape) end
121:function collider:set_restitution(restitution, shape) physics_shape_set_restitution(shape or self.shape, restitution) end
122:function collider:get_restitution(shape) return physics_shape_get_restitution(shape or self.shape) end
123:function collider:set_density(density, shape) physics_shape_set_density(shape or self.shape, density) end
124:function collider:get_density(shape) return physics_shape_get_density(shape or self.shape) end
125:function collider:set_filter_group(group, shape) physics_shape_set_filter_group(shape or self.shape, group) end

Read (E:/a327ex/Anchor2/framework/anchor/collider.lua)

35   function collider:new(owner, tag, body_type, shape_type, ...)
36    self.owner = owner
37    self.tag = tag
38    self.body_type = body_type
39    self.shape_type = shape_type
40    self.body = physics_create_body(body_type, 0, 0)
41  
42    -- Set user_data to the owner's ID so physics queries resolve via entities[id]
43    if owner and owner.id then
44      physics_set_user_data(self.body, owner.id)
45    end
46  
47    -- Add initial shape based on shape_type
48    -- Last arg can be an opts table (e.g. {sensor = true})
49    local shape_args = {...}
50    if shape_type == 'chain' then
51      self.chain = physics_add_chain(self.body, tag, shape_args[1], shape_args[2] or true)
52    else
53      local opts = {}
54      if type(shape_args[#shape_args]) == 'table' then
55        opts = table.remove(shape_args)
56      end
57      if shape_type == 'circle' then
58        self.shape = physics_add_circle(self.body, tag, shape_args[1], opts)
59      elseif shape_type == 'box' then
60        self.shape = physics_add_box(self.body, tag, shape_args[1], shape_args[2], opts)
61      elseif shape_type == 'capsule' then
62        self.shape = physics_add_capsule(self.body, tag, shape_args[1], shape_args[2], opts)
63      elseif shape_type == 'polygon' then
64        self.shape = physics_add_polygon(self.body, tag, shape_args[1], opts)
... [50 more lines]

Bash (grep -n "steering_seek|function collider:steering_seek" E:/a327ex/Anchor2/frame...)

161:    local sx, sy = self.collider:steering_seek(target_x, target_y, max_speed, max_force)
170:function collider:steering_seek(x, y, max_speed, max_force)
211:  return self:steering_seek(target.x + tvx*look_ahead, target.y + tvy*look_ahead, max_speed, max_force)
231:  return self:steering_seek(tx, ty, max_speed, max_force)
318:    return self:steering_seek(dx, dy, max_speed, max_force)
345:  local fx, fy = self:steering_seek(p.x, p.y, max_speed, max_force)

Read (E:/a327ex/Anchor2/framework/anchor/collider.lua)

165    Behaviors use self.owner.x, self.owner.y as the position reference. The owner
166   must have its .x/.y fields up-to-date (either synced from physics via :sync()
167   or set directly).
168 ]]
169 
170 function collider:steering_seek(x, y, max_speed, max_force)
171   local dx, dy = x - self.owner.x, y - self.owner.y
172   dx, dy = math.normalize(dx, dy)
173   dx, dy = dx*max_speed, dy*max_speed
174   local vx, vy = self:get_velocity()
175   dx, dy = dx - vx, dy - vy
176   dx, dy = math.limit(dx, dy, max_force or 1000)
177   return dx, dy
178 end
179 
180 function collider:steering_flee(x, y, max_speed, max_force)
181   local dx, dy = self.owner.x - x, self.owner.y - y
182   dx, dy = math.normalize(dx, dy)
183   dx, dy = dx*max_speed, dy*max_speed
184   local vx, vy = self:get_velocity()
185   dx, dy = dx - vx, dy - vy
186   dx, dy = math.limit(dx, dy, max_force or 1000)
187   return dx, dy
188 end
189 
190 function collider:steering_arrive(x, y, rs, max_speed, max_force)
191   local dx, dy = x - self.owner.x, y - self.owner.y
192   local d = math.length(dx, dy)
193   dx, dy = math.normalize(dx, dy)
194   if d < rs then
... [10 more lines]

Bash (grep -n "physics_add_circle|add_circle|default.*density|b2FixtureDef|fixture...)

1959:static void layer_add_circle(Layer* layer, float x, float y, float radius, float stroke, uint32_t color) {
4785:    layer_add_circle(layer, x, y, radius, 0.0f, color); // stroke=0 for filled
4797:    layer_add_circle(layer, x, y, radius, line_width, color);
5960:// physics_add_circle(body, tag, radius, [opts])
5961:static int l_physics_add_circle(lua_State* L) {
9126:    lua_register(L, "physics_add_circle", l_physics_add_circle);

Read (E:/a327ex/Anchor2/engine/src/anchor.c)

5960 // physics_add_circle(body, tag, radius, [opts])
5961    static int l_physics_add_circle(lua_State* L) {
5962        if (!physics_initialized) {
5963            return luaL_error(L, "Physics not initialized");
5964        }
5965    
5966        b2BodyId* body_id = (b2BodyId*)lua_touserdata(L, 1);
5967        if (!body_id) return luaL_error(L, "Invalid body");
5968    
5969        const char* tag_name = luaL_checkstring(L, 2);
5970        PhysicsTag* tag = physics_tag_get_by_name(tag_name);
5971        if (!tag) return luaL_error(L, "Unknown physics tag: %s", tag_name);
5972    
5973        float radius = (float)luaL_checknumber(L, 3);
5974    
5975        // Parse options table (4th argument, optional)
5976        bool is_sensor = false;
5977        float offset_x = 0, offset_y = 0;
5978        if (lua_istable(L, 4)) {
5979            lua_getfield(L, 4, "sensor");
5980            if (!lua_isnil(L, -1)) is_sensor = lua_toboolean(L, -1);
5981            lua_pop(L, 1);
5982    
5983            lua_getfield(L, 4, "offset_x");
5984            if (!lua_isnil(L, -1)) offset_x = (float)lua_tonumber(L, -1);
5985            lua_pop(L, 1);
5986    
5987            lua_getfield(L, 4, "offset_y");
5988            if (!lua_isnil(L, -1)) offset_y = (float)lua_tonumber(L, -1);
5989            lua_pop(L, 1);
... [15 more lines]

Bash (grep -n "pixels_per_meter|PIXELS_PER_METER" E:/a327ex/Anchor2/engine/src/anchor...)

499:static float pixels_per_meter = 64.0f;  // Default: 64 pixels = 1 meter
719:            ev->point_x = contact_data.manifold.points[0].point.x * pixels_per_meter;
720:            ev->point_y = contact_data.manifold.points[0].point.y * pixels_per_meter;
765:        ev->point_x = e->point.x * pixels_per_meter;
766:        ev->point_y = e->point.y * pixels_per_meter;

Let me check how density is handled in the engine:

Bash (grep -n "set_density|b2Body_ApplyMass|physics_shape_set_density" E:/a327ex/Anc...)

6573:static int l_physics_shape_set_density(lua_State* L) {
9159:    lua_register(L, "physics_shape_set_density", l_physics_shape_set_density);

Read (E:/a327ex/Anchor2/engine/src/anchor.c)

6573 static int l_physics_shape_set_density(lua_State* L) {
6574        b2ShapeId* shape_id = (b2ShapeId*)lua_touserdata(L, 1);
6575        if (!shape_id || !b2Shape_IsValid(*shape_id)) {
6576            return luaL_error(L, "Invalid shape");
6577        }
6578        float density = (float)luaL_checknumber(L, 2);
6579        b2Shape_SetDensity(*shape_id, density, true);  // true = update body mass
6580        return 0;
6581    }
6582    
6583    static int l_physics_shape_get_density(lua_State* L) {
6584        b2ShapeId* shape_id = (b2ShapeId*)lua_touserdata(L, 1);
6585        if (!shape_id || !b2Shape_IsValid(*shape_id)) {
6586            return luaL_error(L, "Invalid shape");
6587        }
6588        float density = b2Shape_GetDensity(*shape_id);
6589        lua_pushnumber(L, density);
6590        return 1;
6591    }
6592

Bash (grep -n "apply_force|b2Body_ApplyForce|pixels_per_meter" E:/a327ex/Anchor2/eng...)

719:            ev->point_x = contact_data.manifold.points[0].point.x * pixels_per_meter;
720:            ev->point_y = contact_data.manifold.points[0].point.y * pixels_per_meter;
765:        ev->point_x = e->point.x * pixels_per_meter;
766:        ev->point_y = e->point.y * pixels_per_meter;
769:        ev->approach_speed = e->approachSpeed * pixels_per_meter;
5727:    b2Vec2 gravity = {gx / pixels_per_meter, gy / pixels_per_meter};
5737:    pixels_per_meter = scale;
5878:    body_def.position = (b2Vec2){x / pixels_per_meter, y / pixels_per_meter};
5909:    lua_pushnumber(L, pos.x * pixels_per_meter);
5910:    lua_pushnumber(L, pos.y * pixels_per_meter);
5998:        .center = { offset_x / pixels_per_meter, offset_y / pixels_per_meter },
5999:        .radius = radius / pixels_per_meter
6060:    float half_w = (width / 2.0f) / pixels_per_meter;
6061:    float half_h = (height / 2.0f) / pixels_per_meter;
6062:    b2Vec2 center = { offset_x / pixels_per_meter, offset_y / pixels_per_meter };

Going with the simplest fix: set velocity directly each frame. No steering, no damping, no restitution — just "move toward waypoint at cargo speed, let walls block motion." The steering+damping+force loop was the issue: with the tiny default mass on a 2-px circle, those values oscillated wildly.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

What changed: stripped the steering loop. Each frame, the token's velocity is set directly to direction_to_waypoint * cargo_speed. Box2D still handles wall collisions (blocking motion) via dynamic-vs-static resolution — the token just won't bounce off walls anymore; it slides. In exchange, it actually moves.

Why the previous version was stuck: the default density (1.0) on a 2-px circle gave it ~3 milligrams of mass. The steering forces I was applying (up to 300N) produced astronomical accelerations, and the manual velocity clamp combined with linear damping produced an oscillation that happened to sit around zero much of the time. It was physics-grade unstable at those scales.

Run it. If the flow looks right but feels too "rigid" (no bouncing), we can re-introduce bounciness later by carefully scaling density + restitution. Priority now is just seeing tokens traverse the network successfully.

Tokens need to disappear when they hit the consumer's box.

Found it — the token stops WAYPOINT_REACH = 4 px short of the boundary waypoint, which means it never actually overlaps the consumer sensor (sensor starts right at the boundary, token body is 2 px radius ending 2 px short). Sensor begin event never fires, and there's no fallback that arrives when waypoints are exhausted. Adding that fallback:

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Token now calls arrive() (which removes the demand entry and kills the token) as soon as it's within WAYPOINT_REACH of the final waypoint — which is at the consumer's boundary edge. The sensor-event path stays in place as a backup for any edge case where the token enters the consumer from a non-waypoint direction.

Run it — tokens should disappear when they hit the consumer's side.

Great. Tokens should physically collide with each other. And let's try to make steering work again. It's important because it makes the movement of tokens more wobbly and that's the point of the change, to make things more physics-like. If you need to use a reference for steering movement use the seekers in Orblike as an example of how it does it, including a push routine for when they collide with the player. The push routine won't be used here, but you might find it useful to learn either way.

Bash (grep -n "^seeker|seeker:|steering_seek|steering_wander|steering_separate" E:...)

(Bash completed with no output)

Bash (grep -rn "steering_seek|steering_wander|steering_separate" E:/a327ex/Orblike/ ...)

E:/a327ex/Orblike/anchor/collider.lua:161:    local sx, sy = self.collider:steering_seek(target_x, target_y, max_speed, max_force)
E:/a327ex/Orblike/anchor/collider.lua:162:    local wx, wy = self.collider:steering_wander(50, 50, 20, dt, max_speed, max_force)
E:/a327ex/Orblike/anchor/collider.lua:170:function collider:steering_seek(x, y, max_speed, max_force)
E:/a327ex/Orblike/anchor/collider.lua:211:  return self:steering_seek(target.x + tvx*look_ahead, target.y + tvy*look_ahead, max_speed, max_force)
E:/a327ex/Orblike/anchor/collider.lua:223:function collider:steering_wander(d, rs, jitter, dt, max_speed, max_force)
E:/a327ex/Orblike/anchor/collider.lua:231:  return self:steering_seek(tx, ty, max_speed, max_force)
E:/a327ex/Orblike/anchor/collider.lua:234:function collider:steering_separate(rs, others, max_speed, max_force, spatial_hash)
E:/a327ex/Orblike/anchor/collider.lua:318:    return self:steering_seek(dx, dy, max_speed, max_force)
E:/a327ex/Orblike/reference/map_visual_system.md:62:- `anchor/collider.lua` — Added `'chain'` shape type support + `collider:add_chain()` method. **IMPORTANT:** The Orblike version of collider.lua has steering behavior functions (steering_seek, steering_wander, steering_separate, etc.) that do NOT exist in the framework version. Always use the Orblike version as the source of truth. Previous sessions accidentally overwrote it with the framework version, losing the steering functions.
E:/a327ex/Orblike/reference/SNKRX/enemies.lua:331:      self:steering_separate(16, main.current.enemies)

Bash (grep -n "seeker|apply_force|apply_impulse|steering" E:/a327ex/Orblike/main.lu...)

(Bash completed with no output)

Bash (ls E:/a327ex/Orblike/ && find E:/a327ex/Orblike -name ".lua" -not -path "/anch...)

anchor
anchor.exe
assets
design.md
door.lua
main.lua
map.lua
map_generation.lua
maps
plan.md
player.lua
reference
run.bat
tools
v1
wall.lua
wall_flow.lua
wall_patterns.lua
wall_symbols.lua
E:/a327ex/Orblike/door.lua
E:/a327ex/Orblike/main.lua
E:/a327ex/Orblike/map.lua
E:/a327ex/Orblike/maps/hideout.lua
E:/a327ex/Orblike/map_generation.lua
E:/a327ex/Orblike/player.lua
E:/a327ex/Orblike/v1/main.lua
E:/a327ex/Orblike/v1/profiler.lua
E:/a327ex/Orblike/wall.lua
E:/a327ex/Orblike/wall_flow.lua

Bash (grep -n "seeker|enemy|collider:sync|apply_force" E:/a327ex/Orblike/v1/main.lu...)

6:  enemy_die = 0.8,
7:  enemy_hit = 0.8,
10:  enemy_spawn = 0.59,
105:--   enemy_die_1 (Bloody punches 3): -29.5 dB -> 0.94
106:--   enemy_die_2 (Bloody punches 7): -25.6 dB -> 0.60
107:--   enemy_die_3 (Bloody punches 10): -28.6 dB -> 0.85
108:--   enemy_hit (Body Head (Headshot) 1): -28.6 dB -> 0.85
111:--   enemy_spawn (Buff 13): -25.4 dB -> 0.59
135:an:sound('enemy_die_1', 'assets/Bloody punches 3.ogg')
136:an:sound('enemy_die_2', 'assets/Bloody punches 7.ogg')
137:an:sound('enemy_die_3', 'assets/Bloody punches 10.ogg')
138:an:sound('enemy_hit', 'assets/Body Head (Headshot) 1.ogg')
141:an:sound('enemy_spawn', 'assets/Buff 13.ogg')
493:  {'enemy_die_1', 'assets/Bloody punches 3'},
494:  {'enemy_die_2', 'assets/Bloody punches 7'},
495:  {'enemy_die_3', 'assets/Bloody punches 10'},
499:  {'enemy_hit', 'assets/Body Head (Headshot) 1'},
502:  {'enemy_spawn', 'assets/Buff 13'},
681:-- Knockback modifier: push enemy away from a point
682:function apply_knockback_mod(mods, enemy, from_x, from_y)
683:  if enemy.dead or not enemy.push then return end
689:    local r = math.angle_to_point(from_x, from_y, enemy.x, enemy.y)
690:    enemy:push(r, force, duration)
1653:      -- path[1] is the spawn point (not an enemy), path[2..n] are enemies
2794:        -- Fire a single railgun line from position in direction, returns furthest enemy hit
2899:              wall_range, line_width, dir_r, {'enemy'}
2964:            -- Chain: from last enemy hit, fire toward nearest unhit enemy
3092:                  local found = an:query_box(sp.from_x + cr*max_range/2, sp.from_y + sr*max_range/2, max_range, line_width, sp.dir_r, {'enemy'})
3135:                    local enemies = an:query_box(ox + cos_r*max_range/2, oy + sin_r*max_range/2, max_range, line_width, r, {'enemy'})
3347:        -- Check for enemy collision during dash

Read (E:/a327ex/Anchor2/framework/anchor/collider.lua)

234  function collider:steering_separate(rs, others, max_speed, max_force, spatial_hash)
235   local dx, dy, n = 0, 0, 0
236   local px, py = self.owner.x, self.owner.y
237   local pid = self.owner.id
238   if spatial_hash then
239     local cell_size = spatial_hash.cell_size
240     local cells = spatial_hash.cells
241     local cx0 = math.floor((px - rs)/cell_size)
242     local cy0 = math.floor((py - rs)/cell_size)
243     local cx1 = math.floor((px + rs)/cell_size)
244     local cy1 = math.floor((py + rs)/cell_size)
245     for cx = cx0, cx1 do
246       for cy = cy0, cy1 do
247         local key = cx*73856093 + cy*19349663
248         local cell = cells[key]
249         if cell then
250           for i = 1, #cell do
251             local obj = cell[i]
252             if obj.id ~= pid and math.distance(obj.x, obj.y, px, py) < rs then
253               local tx, ty = px - obj.x, py - obj.y
254               local nx, ny = math.normalize(tx, ty)
255               local l = math.length(nx, ny)
256               dx = dx + rs*(nx/l)
257               dy = dy + rs*(ny/l)
258               n = n + 1
259             end
260           end
261         end
262       end
263     end
... [20 more lines]

Got the arena pattern. Re-adding steering (arena-style: seek + separate + damping + external velocity clamp), and enabling token-token collision.

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Edit (E:/a327ex/thalien-lune/main.lua)

The file E:/a327ex/thalien-lune/main.lua has been updated successfully. (file state is current in your context — no need to Read it back)

Bash (E:/a327ex/Anchor/reference/love-compare/tools/lua54.exe -e "loadfile('E:/a327ex/...)

syntax OK

Steering restored using the arena enemy pattern:

Orblike's push routine wasn't applied here (wasn't needed — arrival via sensor/waypoint handles delivery), but it's a useful pattern if we want later cards that knock tokens around the map (e.g., "Reroute" or "Disrupt").

Run it. Expect tokens to visibly jostle when they queue up behind each other on a single-lane corridor, and to have a slight sway during corners as seek/damping compete.

They're still getting stuck like before. What exactly about steering that makes them get stuck?

[Request interrupted by user]

I decreased max_force to 20 and it fixed it.

Great fix. The root cause was mass mismatch with force magnitude:

With max_force = 20, dv ≈ 11 u/s per step → maximum single-step movement stays around 1 px, well below the 18-px wall thickness. No tunneling, no weird resolution, and the external clamp reliably dominates.

Arena gets away with max_force = 200 because its enemies have ~7× more mass (14×6 box vs 2×2 circle) and no walls to tunnel through. The same number doesn't translate — force scales roughly with mass for equivalent acceleration.

For future tuning: if you want punchier steering, the cleaner fix is to boost token mass (via set_density(10) or so) rather than force. But 20 works fine as-is.

It works. There are details to work out still but they're details. Let's end this session, call it Thalien Lune Gameplay 1

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 for the session title (max 30 characters). Examples: "Anchor Phase 10 Part 5", "Physics Arena Setup", "Timer System Fix", "Thalien Lune Design".

Determine the project yourself from your session context — you know which repo(s) were worked on, which files were created/modified, and where they live. No need to ask. See Step 6 for the list of known project roots; if the session touched something outside the list, infer the root from the paths you actually edited.

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 (Claude + Cursor; see script). Same script lives in Anchor2:
python E:/a327ex/Anchor2/scripts/find-recent-session.py --limit 5
# or: 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/Anchor2/scripts/jsonl-to-markdown.py [SESSION_PATH] E:/a327ex/anchor.blot.im/logs/[slug].md
# or: python E:/a327ex/Anchor/scripts/jsonl-to-markdown.py ...

The same script auto-detects Claude Code JSONL vs Cursor/Composer agent JSONL (~/.cursor/projects/.../agent-transcripts/...). For Composer sessions, use find-recent-session.py (it merges both sources) and pick the [cursor] line for the current chat.

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/

When the session was Anchor2 (optional):

cp E:/a327ex/Anchor2/.claude/CLAUDE.md E:/a327ex/anchor.blot.im/context/CLAUDE_ANCHOR2.md

Step 6: Commit Project Repo

Identify the project repo(s) worked on this session from your own context — you already know which repos were touched and which files changed. For the common projects, here are the canonical staging commands:

Project Root Stage command
Anchor E:/a327ex/Anchor git add docs/ framework/ engine/ scripts/ reference/
Anchor2 E:/a327ex/Anchor2 git add framework/ engine/ arena/ reference/ scripts/ docs/ .claude/
emoji-ball-battles E:/a327ex/emoji-ball-battles git add -A
orblike E:/a327ex/orblike git add -A
thalien-lune E:/a327ex/thalien-lune git add -A

For a project not listed, infer the root from the files you actually created or modified this session and stage those. If multiple candidate roots look valid, ask the user which files to stage.

cd into the project root, stage, run git status to verify before committing.

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: Thalien Lune Gameplay 1

Writing the summary before anything else.

Thalien Lune Gameplay

Summary

First session implementing Thalien Lune gameplay mechanics incrementally. Started with a blank main.lua and built out through foundation → entities → roads → physics-based token flow. Multiple major design pivots mid-session reshaped the gameplay loop significantly from the original prompt.

Setup and orientation:

Phase 1 — Bootstrap (window, sim clock, pause, HUD):

Phase 2 — Producer/consumer split (major design pivot):

Phase 3 — Pre-spawned map with probe reveal (design pivot):

Phase 4 — Demand token creation:

Phase 5 — Producer output buffers:

Phase 6a — Grid infrastructure (Mini Motorways design pivot):

Phase 6b — Road placement and visuals:

Phase 6c — Dispatch and token travel (non-physics):

Phase 6d — Physics-based tokens (major architectural change):

Visual design decisions:

Engine quirks discovered:

Please review and approve before I write the log file and commit.

Proceed.

Bash (python E:/a327ex/Anchor2/scripts/find-recent-session.py --limit 5)

2026-04-22T08:29:42.621Z 89aec95e-8bc8-427f-bc02-edff39adbbed [claude] <-- MOST RECENT
   C:\Users\adn\.claude\projects\E--a327ex\89aec95e-8bc8-427f-bc02-edff39adbbed.jsonl

2026-04-22T02:32:32.102Z 3ec7c86a-d4e5-4f02-8a7e-6deb6961ef74 [claude]
   C:\Users\adn\.claude\projects\E--a327ex\3ec7c86a-d4e5-4f02-8a7e-6deb6961ef74.jsonl

2026-04-21T21:22:20.031Z d165a278-758a-4a24-83ee-2c954a287b54 [claude]
   C:\Users\adn\.claude\projects\E--a327ex\d165a278-758a-4a24-83ee-2c954a287b54.jsonl

2026-04-21T21:20:11.595Z 136418c1-99e6-421e-a569-2915f1ecd58d [claude]
   C:\Users\adn\.claude\projects\E--a327ex\136418c1-99e6-421e-a569-2915f1ecd58d.jsonl

2026-04-21T19:45:17.569Z 9e80ed6e-8de0-4370-b3b9-ee1916fd4ed7 [claude]
   C:\Users\adn\.claude\projects\E--a327ex\9e80ed6e-8de0-4370-b3b9-ee1916fd4ed7.jsonl