36 lines
1.2 KiB
JavaScript
36 lines
1.2 KiB
JavaScript
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const gltfPipeline = require("gltf-pipeline");
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const fs = require("fs");
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const path = require("path");
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const inputDir = "/data"; // 你的模型文件存放目录
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const outputDir = "/data"; // 压缩后的输出目录
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if (!fs.existsSync(outputDir)) {
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fs.mkdirSync(outputDir, { recursive: true });
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}
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const processFile = async (file) => {
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const inputPath = path.join(inputDir, file);
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const outputPath = path.join(outputDir, file);
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const fileData = fs.readFileSync(inputPath);
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if (file.endsWith(".gltf")) {
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const gltf = JSON.parse(fileData.toString());
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const options = { dracoOptions: { compressionLevel: 10 } }; // 使用 Draco 压缩
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const result = await gltfPipeline.processGltf(gltf, options);
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fs.writeFileSync(outputPath, JSON.stringify(result.gltf));
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} else if (file.endsWith(".glb")) {
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const result = await gltfPipeline.glbToGlb(fileData, {
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dracoOptions: { compressionLevel: 10 }
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});
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fs.writeFileSync(outputPath, result.glb);
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}
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};
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fs.readdirSync(inputDir).forEach((file) => {
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if (file.match(/\.(gltf|glb)$/)) {
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processFile(file).catch((err) => console.error(`Error processing ${file}:`, err));
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}
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});
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console.log("GLTF/GLB compression completed!");
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