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Sloped belts and filters drawn as one belt turned to 45° (t40)

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
44r0n7
2026-10-25 23:50:45 -04:00
co-authored by Claude Opus 5.5
parent e19cb784d2
commit 0cf615eb3d
11 changed files with 383 additions and 79 deletions
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test/t_slope_belts.js
+3 -1
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@@ -138,7 +138,9 @@ fresh();
run('placeBlock(BP_BELT_UP,1,20,32,true);for(let l=1;l<=CARRY_DEPTH;l++)setCell((131-l)*W+80,SAND,20,0);tickStamp++;carryColumn(130*W+80,1,null);');
check('a slope carries the same full 96-grain column as a flat belt',run('Array.from({length:CARRY_DEPTH},(_,k)=>mat[(129-k)*W+81]===SAND).every(Boolean)'));
run(fs.readFileSync('src/render/slope-belts.js','utf8'));
check('sloped stripes vary along the face and travel with the motor',run('(()=>{const b=32*BW+20,c=(x,y,t)=>slopeBeltColor(b,x,y,t,0,0,0);return c(80,131,0)!==c(82,129,0) && c(80,131,0)===c(82,129,4);})()'));
// The renderer prepares joins and power first; stripe pitch is measured along the rotated band.
run('prepareSlopeBelts(0,0,W,H);');
check('sloped stripes vary along the face and travel with the motor',run('(()=>{const b=32*BW+20,c=(x,y,t)=>slopeBeltColor(b,x,y,t,0,0,0);return c(81,130,0)!==c(82,129,0) && c(81,130,0)===c(82,129,4);})()'));
run(fs.readFileSync('src/ui/selection.js','utf8'));
run(fs.readFileSync('src/ui/actions.js','utf8'));
run("globalThis.GAME={pieceDir:{belt:1,filter:1},filterCfg:{m:[SAND],inv:0},wallMat:RSTONE};globalThis.hudDirty=false;globalThis.aimBlock=()=>({bx:25,by:15});globalThis.toolId=()=>'build';globalThis.playSfx=()=>{};");