实现2.4.11版本

2.4.11/assets/lcc-ui-sorting-group/engine-extend/node.ts

@@ -0,0 +1,111 @@
+
+//@ts-ignore
+const nodeMemPool = require('./trans-pool/index').NodeMemPool
+
+declare module cc {
+    export interface Node {
+        
+        /**
+         * 排序优先级 - private
+         */
+        _sortingPriority:number;
+
+        /**
+         * 排序优先级
+         */
+        sortingPriority:number;
+
+        /**
+         * 排序优使能 - private
+         */
+        _sortingEnabled:boolean;
+
+        /**
+         * 排序优使能
+         */
+        sortingEnabled:boolean;
+    }
+}
+
+if(!('sortingPriority' in cc.Node.prototype)){
+    Object.defineProperty(cc.Node.prototype, 'sortingPriority', {
+        get: function() { 
+            return this._sortingPriority; 
+        },
+        set: function(value) { 
+            this._sortingPriority = value;
+            // console.log(`sortingPriority ${this.name} ${value}`);
+            if(CC_JSB){
+                this._sortingPriorityProxy[0] = value;
+            }
+        },
+        enumerable: true
+    });
+
+    Object.defineProperty(cc.Node.prototype, 'sortingEnabled', {
+        get: function() { 
+            return this._sortingEnabled; 
+        },
+        set: function(value) { 
+            this._sortingEnabled = value;
+            // console.log(`sortingEnabled ${this.name} ${value}`);
+            if(CC_JSB){
+                this._sortingEnabledProxy[0] = value ? 1 : 0;
+            }
+        },
+        enumerable: true
+    });
+}
+
+if(CC_JSB){
+    //@ts-ignore
+    cc.Node.prototype._initDataFromPool = function(){
+        if (!this._spaceInfo) {
+            if (CC_EDITOR || CC_TEST) {
+                this._spaceInfo = {
+                    trs: new Float64Array(10),
+                    localMat: new Float64Array(16),
+                    worldMat: new Float64Array(16),
+                };
+            } else {
+                this._spaceInfo = nodeMemPool.pop();
+            }
+        }
+
+        let spaceInfo = this._spaceInfo;
+        this._matrix = cc.mat4(spaceInfo.localMat);
+        cc.Mat4.identity(this._matrix);
+        this._worldMatrix = cc.mat4(spaceInfo.worldMat);
+        cc.Mat4.identity(this._worldMatrix);
+        this._localMatDirty = 0xffff;
+        this._worldMatDirty = true;
+        this._sortingPriorityProxy = spaceInfo.sortingPriority;
+        this._sortingEnabledProxy = spaceInfo.sortingEnabled;
+
+        let trs = this._trs = spaceInfo.trs;
+        trs[0] = 0; // position.x
+        trs[1] = 0; // position.y
+        trs[2] = 0; // position.z
+        trs[3] = 0; // rotation.x
+        trs[4] = 0; // rotation.y
+        trs[5] = 0; // rotation.z
+        trs[6] = 1; // rotation.w
+        trs[7] = 1; // scale.x
+        trs[8] = 1; // scale.y
+        trs[9] = 1; // scale.z
+    }
+
+    //@ts-ignore
+    cc.Node.prototype._backDataIntoPool = function() {
+        if (!(CC_EDITOR || CC_TEST)) {
+            // push back to pool
+            nodeMemPool.push(this._spaceInfo);
+            this._sortingPriorityProxy = null;
+            this._sortingEnabledProxy = null;
+            this._matrix = null;
+            this._worldMatrix = null;
+            this._trs = null;
+            this._spaceInfo = null;
+        }
+    }
+}