1 /**************************************************************************** 2 Copyright (c) 2008-2010 Ricardo Quesada 3 Copyright (c) 2011-2012 cocos2d-x.org 4 Copyright (c) 2013-2014 Chukong Technologies Inc. 5 6 http://www.cocos2d-x.org 7 8 Permission is hereby granted, free of charge, to any person obtaining a copy 9 of this software and associated documentation files (the "Software"), to deal 10 in the Software without restriction, including without limitation the rights 11 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 copies of the Software, and to permit persons to whom the Software is 13 furnished to do so, subject to the following conditions: 14 15 The above copyright notice and this permission notice shall be included in 16 all copies or substantial portions of the Software. 17 18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 24 THE SOFTWARE. 25 ****************************************************************************/ 26 27 /** 28 * <p>NodeGrid class is a class serves as a decorator of cc.Node,<br/> 29 * Grid node can run grid actions over all its children (WebGL only) 30 * </p> 31 * @type {Class} 32 * 33 * @property {cc.GridBase} grid - Grid object that is used when applying effects 34 * @property {cc.Node} target - <@writeonly>Target 35 */ 36 cc.NodeGrid = cc.Node.extend({ 37 grid: null, 38 _target: null, 39 _gridRect:null, 40 41 ctor: function (rect) { 42 cc.Node.prototype.ctor.call(this); 43 if(rect === undefined) rect = cc.rect(); 44 this._gridRect = rect; 45 }, 46 /** 47 * Gets the grid object. 48 * @returns {cc.GridBase} 49 */ 50 getGrid: function () { 51 return this.grid; 52 }, 53 54 /** 55 * Set the grid object. 56 * @param {cc.GridBase} grid 57 */ 58 setGrid: function (grid) { 59 this.grid = grid; 60 }, 61 62 /** 63 * @brief Set the effect grid rect. 64 * @param {cc.rect} rect. 65 */ 66 setGridRect: function (rect) { 67 this._gridRect = rect; 68 }, 69 /** 70 * @brief Get the effect grid rect. 71 * @return {cc.rect} rect. 72 */ 73 getGridRect: function () { 74 return this._gridRect; 75 }, 76 77 /** 78 * Set the target 79 * @param {cc.Node} target 80 */ 81 setTarget: function (target) { 82 this._target = target; 83 }, 84 85 _transformForWebGL: function () { 86 //optimize performance for javascript 87 var t4x4 = this._transform4x4, topMat4 = cc.current_stack.top; 88 89 // Convert 3x3 into 4x4 matrix 90 var trans = this.getNodeToParentTransform(); 91 var t4x4Mat = t4x4.mat; 92 t4x4Mat[0] = trans.a; 93 t4x4Mat[4] = trans.c; 94 t4x4Mat[12] = trans.tx; 95 t4x4Mat[1] = trans.b; 96 t4x4Mat[5] = trans.d; 97 t4x4Mat[13] = trans.ty; 98 99 // Update Z vertex manually 100 //this._transform4x4.mat[14] = this._vertexZ; 101 t4x4Mat[14] = this._vertexZ; 102 103 //optimize performance for Javascript 104 topMat4.multiply(t4x4) ; // = cc.kmGLMultMatrix(this._transform4x4); 105 106 // XXX: Expensive calls. Camera should be integrated into the cached affine matrix 107 if (this._camera !== null && !(this.grid && this.grid.isActive())) { 108 var app = this._renderCmd._anchorPointInPoints, 109 apx = app.x, apy = app.y, 110 translate = (apx !== 0.0 || apy !== 0.0); 111 if (translate) { 112 if(!cc.SPRITEBATCHNODE_RENDER_SUBPIXEL) { 113 apx = 0 | apx; 114 apy = 0 | apy; 115 } 116 cc.kmGLTranslatef(apx, apy, 0); 117 this._camera.locate(); 118 cc.kmGLTranslatef(-apx, -apy, 0); 119 } else { 120 this._camera.locate(); 121 } 122 } 123 }, 124 125 _createRenderCmd: function(){ 126 if (cc._renderType === cc._RENDER_TYPE_WEBGL) 127 return new cc.NodeGrid.WebGLRenderCmd(this); 128 else 129 return new cc.Node.CanvasRenderCmd(this); // cc.NodeGrid doesn't support Canvas mode. 130 } 131 }); 132 133 var _p = cc.NodeGrid.prototype; 134 // Extended property 135 /** @expose */ 136 _p.grid; 137 /** @expose */ 138 _p.target; 139 cc.defineGetterSetter(_p, "target", null, _p.setTarget); 140 141 142 /** 143 * Creates a NodeGrid. <br /> 144 * Implementation cc.NodeGrid 145 * @deprecated since v3.0 please new cc.NodeGrid instead. 146 * @return {cc.NodeGrid} 147 */ 148 cc.NodeGrid.create = function () { 149 return new cc.NodeGrid(); 150 };