[adapters] 降低 Worker 初始化对启动速度的影响，增加宏设置打印

adapters/platforms/wechat/res/game.js

@@ -1,5 +1,6 @@
-const initWorker = require('./worker_adapter/index.js');
+const { init: initWorker, onInited: onWorkerInited } = require('./worker_adapter/index.js');
 require('adapter-js-path');
+initWorker();
 __globalAdapter.init();
 require('cocos2d-js-path');
 require('physics-js-path');
@@ -18,6 +19,8 @@ if (cc.sys.platform !== cc.sys.WECHAT_GAME_SUB) {
     cc.macro.CLEANUP_IMAGE_CACHE = true;
 }
 
-initWorker(() => {
+const t = Date.now();
+onWorkerInited(() => {
+    console.log("worker waiting time:", Date.now() - t);
     window.boot();
 });

adapters/platforms/wechat/res/worker_adapter/index.js

@@ -2,14 +2,38 @@ require("./macro.js");
 require("./ipc-main.js");
 require("./handlers.js");
 
-module.exports = function init(callback) {
+let inited = false;
+let _callback = null;
+
+module.exports = {
+    init() {
         if (CC_USE_WORKER) {
             var t = Date.now();
             ipcMain.init(() => {
                 console.log("worker init cost:", Date.now() - t);
-            callback();
+                console.log("worker settings:", {
+                    CC_USE_WORKER,
+                    CC_WORKER_DEBUG,
+                    CC_WORKER_ASSET_PIPELINE,
+                    CC_WORKER_ASSET_PIPELINE_INCLUDE_LOAD,
+                    CC_WORKER_SCHEDULER,
+                    CC_WORKER_FS_SYNC,
+                });
+                inited = true;
+                _callback && _callback();
+                _callback = null;
             });
         } else {
+            inited = true;
+            _callback && _callback();
+            _callback = null;
+        }
+    },
+    onInited(callback) {
+        if (inited) {
             callback();
+        } else {
+            _callback = callback;
         }
-}
+    },
+};