b64e3e87a9
Creates the sporel-tool-atlas-baker Node CLI scaffold and the first phase of the bake pipeline: scan a source directory for *_diffuse.png files, pair them with optional *_height.png companions, and return alphabetically-sorted sources for deterministic re-bakes. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
41 lines
1.5 KiB
JavaScript
41 lines
1.5 KiB
JavaScript
// tests/fixtures/_setup.js
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// Run once to create test fixtures. Not part of regular tests.
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const fs = require('node:fs');
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const path = require('node:path');
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const { PNG } = require('pngjs');
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function writeSolidPng(filePath, w, h, rgba) {
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const png = new PNG({ width: w, height: h });
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for (let y = 0; y < h; y++) {
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for (let x = 0; x < w; x++) {
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const i = (y * w + x) * 4;
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png.data[i + 0] = rgba[0];
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png.data[i + 1] = rgba[1];
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png.data[i + 2] = rgba[2];
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png.data[i + 3] = rgba[3];
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}
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}
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fs.writeFileSync(filePath, PNG.sync.write(png));
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}
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function writeSolidL8Png(filePath, w, h, v) {
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const png = new PNG({ width: w, height: h, colorType: 0 }); // grayscale
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for (let y = 0; y < h; y++) {
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for (let x = 0; x < w; x++) {
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png.data[(y * w + x) * 4 + 0] = v;
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png.data[(y * w + x) * 4 + 1] = v;
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png.data[(y * w + x) * 4 + 2] = v;
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png.data[(y * w + x) * 4 + 3] = 255;
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}
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}
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fs.writeFileSync(filePath, PNG.sync.write(png));
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}
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const dir = path.resolve(__dirname, 'small-fresh');
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fs.mkdirSync(dir, { recursive: true });
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writeSolidPng(path.join(dir, 'grass_diffuse.png'), 32, 32, [110, 170, 80, 255]);
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writeSolidPng(path.join(dir, 'stone_diffuse.png'), 32, 32, [120, 120, 120, 255]);
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writeSolidPng(path.join(dir, 'water_diffuse.png'), 32, 32, [ 60, 110, 180, 255]);
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writeSolidL8Png(path.join(dir, 'water_height.png'), 32, 32, 0); // L8=0 plane
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console.log('fixtures written: small-fresh/');
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