Files
sporel-tool-atlas-baker/bin/atlas-baker.js
calic ddafcd6486 feat(bake-sprite): --pixels-per-meter <N> embeds atlas_meta in sprites.uv.json
Sprite-mode bake gains an additive --pixels-per-meter flag. When set,
the value is written into sprites.uv.json under atlas_meta.
pixels_per_meter. Consumers (lib-core.render path-1 via per-entity
sprite_scale) divide their project canonical px/m by this number to
auto-scale the rendered quad — atlas-native resolution no longer needs
to match the project tile-scale.

Unset (legacy bakes): atlas_meta omitted, byte-equal to v0.3.0 output.

Tests: 53/53 pass; existing buildUvJson test continues to assert the
unset-default shape.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-06-21 11:42:00 +02:00

62 lines
2.3 KiB
JavaScript

#!/usr/bin/env node
// CLI entry. Parses args, dispatches to bake(), prints summary.
const { bake } = require('../src/bake');
function parseArgs(argv) {
const opts = {};
for (let i = 0; i < argv.length; i++) {
const a = argv[i];
const next = argv[i + 1];
switch (a) {
case '--in': opts.inDir = next; i++; break;
case '--out': opts.outDir = next; i++; break;
case '--atlas-id': opts.atlasId = next; i++; break;
case '--tile-size':
opts.tileSize = (next === 'auto') ? 'auto' : parseInt(next, 10);
i++;
break;
case '--max-size': opts.maxSize = parseInt(next, 10); i++; break;
case '--lock': opts.lockPath = next; i++; break;
case '--blocks-sight-pattern':
opts.blocksSightPattern = new RegExp(next); i++; break;
case '--pad-px': opts.padPx = parseInt(next, 10); i++; break;
case '--schema': opts.schema = next; i++; break;
case '--mode': opts.mode = next; i++; break;
case '--strip-prefix': opts.stripPrefix = next; i++; break;
case '--pixels-per-meter':
opts.pixelsPerMeter = parseInt(next, 10); i++; break;
case '--verbose': opts.verbose = true; break;
default:
console.error(`unknown arg: ${a}`);
process.exit(2);
}
}
return opts;
}
(async () => {
try {
const opts = parseArgs(process.argv.slice(2));
const result = await bake(opts);
if (opts.mode === 'sprite') {
console.log(
`OK ${result.atlasId}: ${result.spriteCount} sprites, `
+ `${result.boundsW}x${result.boundsH} px atlas`
);
} else {
console.log(
`OK ${result.atlasId}: ${result.tileCount} tiles, `
+ `${result.boundsW}x${result.boundsH} px atlas`
);
}
process.exit(0);
} catch (err) {
console.error('ERROR:', err.message);
if (err.scanErrors) {
for (const e of err.scanErrors) console.error(' ', e);
}
process.exit(1);
}
})();