Created
October 26, 2017 01:52
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const basePath = "D:\\tagpro-texture-packs"; | |
const fs = require("fs"); | |
const path = require("path"); | |
const PNG = require("pngjs").PNG; | |
const redTilePos = { | |
x: 14 * 40, | |
y: 4 * 40 | |
}; | |
const yellowTilePos = { | |
x: 13 * 40, | |
y: 5 * 40 | |
}; | |
for (const name of fs.readdirSync(basePath)) { | |
const texturePath = path.join(basePath, name, "tiles.png"); | |
if (!fs.existsSync(texturePath)) { | |
continue; | |
} | |
fs.createReadStream(texturePath).pipe(new PNG()).on("parsed", function() { | |
for (let x = 0; x !== 40; x++) { | |
for (let y = 0; y !== 40; y++) { | |
const sourceX = redTilePos.x + x; | |
const sourceY = redTilePos.y + y; | |
const sourceIndex = (this.width * sourceY + sourceX) << 2; | |
const red = this.data[sourceIndex]; | |
const green = this.data[sourceIndex + 1]; | |
const blue = this.data[sourceIndex + 2]; | |
const alpha = this.data[sourceIndex + 3]; | |
const destX = yellowTilePos.x + x; | |
const destY = yellowTilePos.y + y; | |
const destIndex = (this.width * destY + destX) << 2; | |
this.data[destIndex] = red; | |
this.data[destIndex + 1] = red; | |
this.data[destIndex + 2] = blue; | |
this.data[destIndex + 3] = alpha; | |
} | |
} | |
this.pack().pipe(fs.createWriteStream(path.join(basePath, name, "tiles.png"))); | |
}); | |
} |
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