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esengine/scripts/build-wasm-release.js

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const fs = require('fs');
const path = require('path');
const { execSync } = require('child_process');
console.log('🚀 构建WASM发布包...');
async function main() {
try {
// 确保WASM已构建
if (!fs.existsSync('./bin/wasm')) {
console.log('📦 构建WASM...');
execSync('npm run build:wasm', { stdio: 'inherit' });
}
// 创建发布目录
const releaseDir = './wasm-release';
if (fs.existsSync(releaseDir)) {
execSync(`rimraf ${releaseDir}`, { stdio: 'inherit' });
}
fs.mkdirSync(releaseDir);
// 复制WASM文件
console.log('📁 复制WASM文件...');
const wasmDir = './bin/wasm';
fs.readdirSync(wasmDir).forEach(file => {
if (file !== '.gitignore') {
fs.copyFileSync(
path.join(wasmDir, file),
path.join(releaseDir, file)
);
console.log(`${file}`);
}
});
// 创建使用说明
console.log('📋 生成使用说明...');
generateUsageInstructions(releaseDir);
// 显示结果
showReleaseResults(releaseDir);
console.log('\n✅ WASM发布包构建完成');
console.log(`📦 发布目录: ${releaseDir}`);
console.log('💡 可以将整个目录打包为zip文件上传到GitHub Release');
} catch (error) {
console.error('❌ 构建失败:', error.message);
process.exit(1);
}
}
function generateUsageInstructions(releaseDir) {
const instructions = `# ECS Framework WASM 支持包
这个包包含了 @esengine/ecs-framework WASM 加速模块
## 包含文件
- \`ecs_wasm_core.js\` - WASM胶水代码
- \`ecs_wasm_core.d.ts\` - TypeScript类型定义
- \`ecs_wasm_core_bg.wasm\` - WASM二进制文件
- \`ecs_wasm_core_bg.wasm.d.ts\` - WASM类型定义
- \`package.json\` - 包信息
## 使用方法
### 1. Cocos Creator 3.8+
\`\`\`typescript
import { ecsCore } from '@esengine/ecs-framework';
// 1. 将WASM文件导入到项目资源中
// 2. 导入胶水代码
import('./ecs_wasm_core.js').then(({ default: wasmFactory }) => {
// 3. 使用Cocos API加载WASM文件
this.loadWasmOrAsm("wasmFiles", "ecs_wasm_core", "your-wasm-uuid").then((wasmFile) => {
// 4. 初始化WASM支持
ecsCore.initializeWasm(wasmFactory, wasmFile).then((success) => {
if (success) {
console.log("ECS WASM加速已启用");
} else {
console.log("回退到JavaScript实现");
}
});
});
});
\`\`\`
### 2. 其他环境浏览器/Node.js
\`\`\`typescript
import { ecsCore } from '@esengine/ecs-framework';
// 1. 导入胶水代码
import('./ecs_wasm_core.js').then(({ default: wasmFactory }) => {
// 2. 加载WASM文件
fetch('./ecs_wasm_core_bg.wasm').then(response => response.arrayBuffer()).then((wasmFile) => {
// 3. 初始化WASM支持
ecsCore.initializeWasm(wasmFactory, wasmFile).then((success) => {
if (success) {
console.log("ECS WASM加速已启用");
} else {
console.log("回退到JavaScript实现");
}
});
});
});
\`\`\`
## 注意事项
1. 如果不使用此WASM包框架会自动使用JavaScript实现功能完全正常
2. WASM主要提供查询性能优化对于大多数应用场景JavaScript实现已足够
3. 确保在ECS系统初始化之前调用\`initializeWasm\`方法
## 技术支持
如遇问题请访问
- [GitHub Issues](https://github.com/esengine/ecs-framework/issues)
- [主项目文档](https://github.com/esengine/ecs-framework#readme)
`;
fs.writeFileSync(path.join(releaseDir, 'README.md'), instructions);
}
function showReleaseResults(releaseDir) {
console.log('\n📊 WASM发布包内容:');
fs.readdirSync(releaseDir).forEach(file => {
const filePath = path.join(releaseDir, file);
const size = fs.statSync(filePath).size;
console.log(` ${file}: ${(size / 1024).toFixed(1)}KB`);
});
}
main().catch(console.error);