97 lines
3.1 KiB
JavaScript
97 lines
3.1 KiB
JavaScript
// Converts the atlas description to a JSON file
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String.prototype.replaceAll = function (search, replacement) {
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var target = this;
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return target.split(search).join(replacement);
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};
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const fs = require("fs");
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const path = require("path");
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const folder = path.join(__dirname, "res_built", "atlas");
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const files = fs.readdirSync(folder);
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const metadata = [];
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files.forEach(filename => {
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if (filename.endsWith(".atlas")) {
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// Read content
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const content = fs.readFileSync(path.join(folder, filename), "ascii");
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const lines = content.replaceAll("\r", "").replaceAll("\t", "").split("\n");
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const readLine = () => lines.splice(0, 1)[0];
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const readValue = () => readLine().replaceAll(" ", "").split(":")[1];
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const readVector = () =>
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readValue()
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.split(",")
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.map(d => parseInt(d, 10));
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let maxAtlas = 100;
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atlasLoop: while (maxAtlas-- > 0 && lines.length >= 7) {
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const result = {
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entries: [],
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};
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// Extract header
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const header_fileStart = readLine();
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const header_fileName = readLine();
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const header_size = readVector();
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const header_format = readLine();
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const header_filter = readLine();
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const header_repeat = readLine();
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const baseAtlasName = header_fileName.replace(".png", "");
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// Store size
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result.size = header_size;
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lineLoop: while (lines.length >= 7) {
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const entryResult = {};
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const nextLine = lines[0];
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if (nextLine.length === 0) {
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break;
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}
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const entry_fileName = readLine() + ".png";
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const entry_rotate = readValue();
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const entry_xy = readVector();
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const entry_size = readVector();
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const entry_orig = readVector();
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const entry_offset = readVector();
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const entry_index = readValue();
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entryResult.filename = entry_fileName;
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entryResult.xy = entry_xy;
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entryResult.size = entry_size;
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// entryResult.offset = entry_offset;
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entryResult.origSize = entry_orig;
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let offset = [0, 0];
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// GDX Atlas packer uses 1 - y coordinates. This sucks, and we have to convert it
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offset[0] = entry_offset[0];
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offset[1] = entry_orig[1] - entry_offset[1] - entry_size[1];
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entryResult.offset = offset;
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result.entries.push(entryResult);
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}
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console.log("[Atlas]", "'" + baseAtlasName + "'", "has", result.entries.length, "entries");
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// fs.writeFileSync(path.join(folder, baseAtlasName + ".gen.json"), JSON.stringify(result));
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metadata.push({
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filename: baseAtlasName + ".png",
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entries: result,
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});
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}
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}
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});
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fs.writeFileSync(path.join(folder, "meta.gen.json"), JSON.stringify(metadata, null, 4));
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