[engine] 多纹理渲染 - 支持 cc.Label(not char cache mode)、cc.RichText、cc.Sprite、cc.MotionStreak 组件

engine/cocos2d/core/components/CCLabel.js

@@ -192,7 +192,7 @@ let Label = cc.Class({
     editor: CC_EDITOR && {
         menu: 'i18n:MAIN_MENU.component.renderers/Label',
         help: 'i18n:COMPONENT.help_url.label',
-        inspector: 'packages://inspector/inspectors/comps/label.js',
+        inspector: 'packages://service-pack/inspectors/comps/label.js',
     },
 
     properties: {
@@ -578,6 +578,11 @@ let Label = cc.Class({
             },
             tooltip: CC_DEV && 'i18n:COMPONENT.label.underline_height',
         },
+
+        autoSwitchMaterial: {
+            type: RenderComponent.EnableType,
+            default: RenderComponent.EnableType.GLOBAL,
+        },
     },
 
     statics: {
@@ -782,7 +787,25 @@ let Label = cc.Class({
         }
 
         if (!this._frame) return;
-        material && material.setProperty('texture', this._frame._texture);
+
+        if (material) {
+            // 根据材质更新 uniform
+            const isMultiMaterial = material.material.isMultiSupport();
+            if (isMultiMaterial) {
+                // 贴图在 updateRenderData 才确定下来
+                // if (texture) this._updateMultiTexId(material, texture);
+                this._texIdDirty = true;
+            } else {
+                material.setProperty('texture', this._frame._texture);
+            }
+
+            // 根据材质更新 assembler
+            if (this._assembler) {
+                if ((isMultiMaterial && !this._assembler.isMulti) || !isMultiMaterial && this._assembler.isMulti) {
+                    RenderComponent.prototype._resetAssembler.call(this);
+                }
+            }
+        }
 
         BlendFunc.prototype._updateMaterial.call(this);
     },

engine/cocos2d/core/components/CCMotionStreak.js

@@ -161,6 +161,10 @@ var MotionStreak = cc.Class({
                 if (this._texture === value) return;
 
                 this._texture = value;
+
+                // 自动切换材质
+                this._checkSwitchMaterial();
+
                 this._updateMaterial();
             },
             type: cc.Texture2D,
@@ -210,6 +214,25 @@ var MotionStreak = cc.Class({
             },
             animatable: false,
             tooltip: CC_DEV && 'i18n:COMPONENT.motionStreak.fastMode'
+        },
+
+        autoSwitchMaterial: {
+            type: RenderComponent.EnableType,
+            default: RenderComponent.EnableType.GLOBAL,
+        },
+    },
+
+    __preload() {
+        this._super();
+        this._checkSwitchMaterial();
+    },
+
+    _checkSwitchMaterial() {
+        if (this._assembler) {
+            const material = this._materials[0];
+            if (!material) return;
+            if (!this._texture) return;
+            this._assembler.checkAndSwitchMaterial(this, this._texture, material);
         }
     },
 
@@ -220,7 +243,32 @@ var MotionStreak = cc.Class({
 
     _updateMaterial () {
         let material = this.getMaterial(0);
-        material && material.setProperty('texture', this._texture);
+
+        // 根据材质更新 uniform
+        const isMultiMaterial = material.material.isMultiSupport();
+        if (isMultiMaterial) {
+            if (!this._texture) return;
+            this._updateMultiTexId(material, this._texture);
+        } else {
+            const textureImpl = this._texture && this._texture.getImpl();
+            if (material.getProperty('texture') !== textureImpl) {
+                material.setProperty('texture', this._texture);
+            }
+        }
+
+        // 根据材质更新 assembler
+        if (this._assembler) {
+            if ((isMultiMaterial && !this._assembler.isMulti) || !isMultiMaterial && this._assembler.isMulti) {
+                this._resetAssembler();
+            }
+        }
+
+        // texId
+        if (isMultiMaterial && this._texIdDirty && this._assembler) {
+            if (!this._texture) return;
+            this._assembler.updateTexId(this);
+            this._texIdDirty = false;
+        }
 
         BlendFunc.prototype._updateMaterial.call(this);
     },

engine/cocos2d/core/components/CCRenderComponent.js

@@ -33,6 +33,32 @@ const Material = require('../assets/material/CCMaterial');
 
 let _temp_color = new Color();
 
+/**
+ * !#en enable type
+ * !#zh 启用类型
+ * @enum RenderComponent.EnableType
+ */
+var EnableType = cc.Enum({
+    /**
+     * !#en Global.
+     * !#zh 使用全局值
+     * @property {Number} GLOBAL
+     */
+    GLOBAL: 0,
+    /**
+     * !#en Enable.
+     * !#zh 开启
+     * @property {Number} ENABLE
+     */
+    ENABLE: 1,
+    /**
+     * !#en Disable.
+     * !#zh 关闭
+     * @property {Number} DISABLE
+     */
+    DISABLE: 2,
+});
+
 /**
  * !#en
  * Base class for components which supports rendering features.
@@ -51,6 +77,10 @@ let RenderComponent = cc.Class({
         disallowMultiple: true
     },
 
+    statics: {
+        EnableType: EnableType,
+    },
+
     properties: {
         _materials: {
             default: [],
@@ -78,12 +108,16 @@ let RenderComponent = cc.Class({
 
     ctor () {
         this._vertsDirty = true;
+        this._texIdDirty = true;
+        this._texId = 0;
         this._assembler = null;
     },
 
     _resetAssembler () {
         Assembler.init(this);
         this._updateColor();
+        // 切换 Assembler 时，texId 与 vDatas 数据不同步
+        this._texId = 0;
         this.setVertsDirty();
     },
 
@@ -252,7 +286,43 @@ let RenderComponent = cc.Class({
             renderer.material = material;
             renderer.cullingMask = cullingMask;
         }
-    }
+    },
+
+    _updateMultiTexId(material, texture) {
+        const multi = material.material.getMultiHandler();
+
+        const spTexture = texture;
+        const nSpTexture = spTexture.getImpl();
+
+        // 快速检查插槽上的贴图是否相同
+        // 如果是当作普通材质使用，multi.getTexture(this._texId) !== nSpTexture 会一直为 true
+        const same = this._texId === 0
+            ? material.getProperty('texture') !== nSpTexture
+            : multi.getTexture(this._texId) !== nSpTexture;
+
+        if (same) {
+            // 如果材质变体被修改了，则直接跳过位置检查
+            const isChanged = Object.prototype.hasOwnProperty.call(material._effect._passes['0']._properties, 'texture');
+            const texId = isChanged ? -1 : multi.getIndex(nSpTexture);
+
+            if (texId !== -1) {
+                // 插槽位置不对，则更新位置
+                this._texId = texId;
+                this._texIdDirty = true;
+            } else {
+                // 插槽根本没有该纹理，则修改变体的 texture
+                material.setProperty('texture', spTexture);
+                if (this._texId !== 0) {
+                    this._texId = 0;
+                    this._texIdDirty = true;
+                }
+                // cc.warn('renderComponent use multi-material but not has valid property.');
+            }
+        } else {
+            this._texIdDirty = false;
+        }
+    },
+
 });
 
 cc.RenderComponent = module.exports = RenderComponent;

engine/cocos2d/core/components/CCRichText.js

@@ -28,6 +28,7 @@ const js = require('../platform/js');
 const macro = require('../platform/CCMacro');
 const textUtils = require('../utils/text-utils');
 const HtmlTextParser = require('../utils/html-text-parser');
+import MaterialVariant from '../assets/material/material-variant';
 const _htmlTextParser = new HtmlTextParser();
 
 const HorizontalAlign = macro.TextAlignment;
@@ -36,6 +37,8 @@ const RichTextChildName = "RICHTEXT_CHILD";
 const RichTextChildImageName = "RICHTEXT_Image_CHILD";
 const CacheMode = cc.Label.CacheMode;
 
+const RenderComponent = require('./CCRenderComponent');
+
 // Returns a function, that, as long as it continues to be invoked, will not
 // be triggered. The function will be called after it stops being called for
 // N milliseconds. If `immediate` is passed, trigger the function on the
@@ -130,7 +133,7 @@ let RichText = cc.Class({
     editor: CC_EDITOR && {
         menu: 'i18n:MAIN_MENU.component.renderers/RichText',
         help: 'i18n:COMPONENT.help_url.richtext',
-        inspector: 'packages://inspector/inspectors/comps/richtext.js',
+        inspector: 'packages://service-pack/inspectors/comps/richtext.js',
         executeInEditMode: true
     },
 
@@ -347,6 +350,30 @@ let RichText = cc.Class({
                     this.handleTouchEvent ? this._addEventListeners() : this._removeEventListeners();
                 }
             }
+        },
+
+        autoSwitchMaterial: {
+            type: RenderComponent.EnableType,
+            default: RenderComponent.EnableType.GLOBAL,
+            notify: function (oldValue) {
+                if (this.autoSwitchMaterial === oldValue) return;
+                for (let i = 0; i < this._labelSegments.length; i++) {
+                    const labelComponent = this._labelSegments[i].getComponent(cc.Label);
+                    if (labelComponent) {
+                        labelComponent.autoSwitchMaterial = this.autoSwitchMaterial;
+                    }
+                    const spriteComponent = this._labelSegments[i].getComponent(cc.Sprite);
+                    if (spriteComponent) {
+                        spriteComponent.autoSwitchMaterial = this.autoSwitchMaterial;
+                    }
+                }
+                for (let i = 0; i < this._labelSegmentsCache.length; i++) {
+                    const labelComponent = this._labelSegmentsCache[i].getComponent(cc.Label);
+                    if (labelComponent) {
+                        labelComponent.autoSwitchMaterial = this.autoSwitchMaterial;
+                    }
+                }
+            }
         }
     },
 
@@ -653,6 +680,8 @@ let RichText = cc.Class({
             let spriteNode = new cc.PrivateNode(RichTextChildImageName);
             spriteNode._objFlags |= cc.Object.Flags.DontSave;
             let spriteComponent = spriteNode.addComponent(cc.Sprite);
+
+            spriteComponent.autoSwitchMaterial = this.autoSwitchMaterial;
             switch (richTextElement.style.imageAlign)
             {
                 case 'top':
@@ -945,6 +974,7 @@ let RichText = cc.Class({
 
         labelComponent.cacheMode = this.cacheMode;
 
+        labelComponent.autoSwitchMaterial = this.autoSwitchMaterial;
         let isAsset = this.font instanceof cc.Font;
         if (isAsset && !this._isSystemFontUsed) {
             labelComponent.font = this.font;

engine/cocos2d/core/components/CCSprite.js

@@ -160,7 +160,7 @@ var Sprite = cc.Class({
     editor: CC_EDITOR && {
         menu: 'i18n:MAIN_MENU.component.renderers/Sprite',
         help: 'i18n:COMPONENT.help_url.sprite',
-        inspector: 'packages://inspector/inspectors/comps/sprite.js',
+        inspector: 'packages://service-pack/inspectors/comps/sprite.js',
     },
 
     properties: {
@@ -386,7 +386,12 @@ var Sprite = cc.Class({
             animatable: false,
             type: SizeMode,
             tooltip: CC_DEV && 'i18n:COMPONENT.sprite.size_mode'
-        }
+        },
+
+        autoSwitchMaterial: {
+            type: RenderComponent.EnableType,
+            default: RenderComponent.EnableType.GLOBAL,
+        },
     },
 
     statics: {
@@ -465,9 +470,25 @@ var Sprite = cc.Class({
             if (oldDefine !== undefined && !oldDefine) {
                 material.define('USE_TEXTURE', true);
             }
-            let textureImpl = texture && texture.getImpl();
+
-            if (material.getProperty('texture') !== textureImpl) {
+            // 根据材质更新 uniform
-                material.setProperty('texture', texture);
+            const isMultiMaterial = material.material.isMultiSupport();
+            if (isMultiMaterial) {
+                // 在 assembler 中进行更新性能会更好，不需要每次 setSpriteFrame 都更新，并且动态图集会导致两次触发
+                // if (texture) this._updateMultiTexId(material, texture);
+                this._texIdDirty = true;
+            } else {
+                const textureImpl = texture && texture.getImpl();
+                if (material.getProperty('texture') !== textureImpl) {
+                    material.setProperty('texture', texture);
+                }
+            }
+
+            // 根据材质更新 assembler
+            if (this._assembler) {
+                if ((isMultiMaterial && !this._assembler.isMulti) || !isMultiMaterial && this._assembler.isMulti) {
+                    this._resetAssembler();
+                }
             }
         }
 

engine/cocos2d/core/platform/CCMacro.js

@@ -384,9 +384,9 @@ cc.macro = {
      * 是否使用原生的文本渲染机制, 布局和编辑器有差异.
      * 
      * @property {Boolean} ENABLE_NATIVE_TTF_RENDERER
-     * @default true
+     * @default false
      */
-    ENABLE_NATIVE_TTF_RENDERER: true
+    ENABLE_NATIVE_TTF_RENDERER: false
 
 };
 

engine/cocos2d/core/renderer/assembler-2d.js

@@ -130,22 +130,13 @@ export default class Assembler2D extends Assembler {
         }
     }
 
-    packToDynamicAtlas (comp, frame) {
+    updateTexId(comp) {
-        if (CC_TEST) return;
+        const texId = comp._texId;
-        
+        let texIdOffset = this.texIdOffset;
-        if (!frame._original && dynamicAtlasManager && frame._texture.packable && frame._texture.loaded) {
+        let floatsPerVert = this.floatsPerVert;
-            let packedFrame = dynamicAtlasManager.insertSpriteFrame(frame);
+        let verts = this._renderData.vDatas[0];
-            if (packedFrame) {
+        for (let i = 0, l = verts.length; i < l; i++) {
-                frame._setDynamicAtlasFrame(packedFrame);
+            verts[floatsPerVert * i + texIdOffset] = texId;
-            }
-        }
-        let material = comp._materials[0];
-        if (!material) return;
-        
-        if (material.getProperty('texture') !== frame._texture._texture) {
-            // texture was packed to dynamic atlas, should update uvs
-            comp._vertsDirty = true;
-            comp._updateMaterial();
         }
     }
 }
@@ -158,6 +149,8 @@ cc.js.addon(Assembler2D.prototype, {
 
     uvOffset: 2,
     colorOffset: 4,
+
+    isMulti: false,
 });
 
 cc.Assembler2D = Assembler2D;

engine/cocos2d/core/renderer/assembler.js

@@ -1,5 +1,6 @@
 import { vfmtPosUvColor } from './webgl/vertex-format';
 import assemblerPool from './assembler-pool';
+import dynamicAtlasManager from './utils/dynamic-atlas/manager';
 
 export default class Assembler {
     constructor () {
@@ -12,12 +13,67 @@ export default class Assembler {
     updateRenderData (comp) {
     }
 
+    updateRenderDataForSwitchMaterial(comp) {
+
+    }
+
     fillBuffers (comp, renderer) {
     }
     
     getVfmt () {
         return vfmtPosUvColor;
     }
+
+    packDynamicAtlasAndCheckMaterial(comp, frame) {
+        if (CC_TEST) return false;
+
+            if (!frame._original && dynamicAtlasManager && frame._texture.packable && frame._texture.loaded) {
+                let packedFrame = dynamicAtlasManager.insertSpriteFrame(frame);
+                if (packedFrame) {
+                    frame._setDynamicAtlasFrame(packedFrame);
+                }
+            }
+
+        const material = comp._materials[0];
+        if (!material) return false;
+
+        // 自动切换材质
+        if (this.checkAndSwitchMaterial(comp, frame._texture, material)) {
+            return true;
+        }
+
+        if (material.material.isMultiSupport()) {
+            comp._texIdDirty = true;
+        } else {
+            if (material.getProperty('texture') !== frame._texture._texture) {
+                // texture was packed to dynamic atlas, should update uvs
+                comp._vertsDirty = true;
+                comp._updateMaterial();
+            }
+        }
+
+        return false;
+    }
+
+    checkAndSwitchMaterial(comp, texture, material) {
+        const autoSwitchMaterial = comp.autoSwitchMaterial;
+        if ((cc.sp.autoSwitchMaterial && autoSwitchMaterial === 0) || autoSwitchMaterial === 1) {
+            if (texture._multiMaterial) {
+                if (material.material !== texture._multiMaterial) {
+                    // 避免在 Native 平台时再次进入渲染待刷新队列
+                    if (CC_JSB) comp.node._inJsbDirtyList = true;
+                    comp.setMaterial(0, texture._multiMaterial);
+                    if (CC_JSB) comp.node._inJsbDirtyList = false;
+                    // setMaterial 中会置 comp._texIdDirty = true;
+                    if (!this.isMulti) {
+                        comp._assembler.updateRenderDataForSwitchMaterial(comp);
+                        return true;
+                    }
+                }
+            }
+        }
+    }
+
 }
 
 

engine/cocos2d/core/renderer/utils/label/bmfont.js

@@ -84,12 +84,34 @@ export default class BmfontAssembler extends Assembler2D {
         _comp = comp;
         
         this._reserveQuads(comp, comp.string.toString().length);
-        this._updateFontFamily(comp);
+
+        const assemblerChanged = this._updateFontFamily(comp);
+
+        // 打包到动态图集时可能会切换 Assembler
+        if (!assemblerChanged) {
+            this._aftUpdateRenderData(comp);
+        }
+
+        return assemblerChanged;
+    }
+
+    _preUpdateRenderData(comp) {
+        _comp = comp;
+
+        this._reserveQuads(comp, comp.string.toString().length);
+
+        let fontAsset = comp.font;
+        _spriteFrame = fontAsset.spriteFrame;
+        _fntConfig = fontAsset._fntConfig;
+        shareLabelInfo.fontAtlas = fontAsset._fontDefDictionary;
+    }
+
+    _aftUpdateRenderData(comp) {
         this._updateProperties(comp);
         this._updateLabelInfo(comp);
         this._updateContent();
         this.updateWorldVerts(comp);
-        
+
         _comp._actualFontSize = _fontSize;
         _comp.node.setContentSize(_contentSize);
 
@@ -108,7 +130,7 @@ export default class BmfontAssembler extends Assembler2D {
         _fntConfig = fontAsset._fntConfig;
         shareLabelInfo.fontAtlas = fontAsset._fontDefDictionary;
 
-        this.packToDynamicAtlas(comp, _spriteFrame);
+        return this.packDynamicAtlasAndCheckMaterial(comp, _spriteFrame);
     }
 
     _updateLabelInfo() {

engine/cocos2d/core/renderer/utils/label/ttf.js

@@ -100,14 +100,23 @@ export default class TTFAssembler extends Assembler2D {
     updateRenderData (comp) {
         super.updateRenderData(comp);
         
-        if (!comp._vertsDirty) return;
+        if (!comp._vertsDirty) return false;
 
         this._updateProperties(comp);
         this._calculateLabelFont();
         this._updateLabelDimensions();
         this._updateTexture(comp);
-        this._calDynamicAtlas(comp);
+        const assemblerChanged = this._calDynamicAtlas(comp);
 
+        // 打包到动态图集时可能会切换 Assembler
+        if (!assemblerChanged) {
+            this._aftUpdateRenderData(comp);
+        }
+
+        return assemblerChanged;
+    }
+
+    _aftUpdateRenderData(comp) {
         comp._actualFontSize = _fontSize;
         comp.node.setContentSize(_nodeContentSize);
 
@@ -336,14 +345,14 @@ export default class TTFAssembler extends Assembler2D {
     }
 
     _calDynamicAtlas (comp) {
-        if(comp.cacheMode !== Label.CacheMode.BITMAP) return;
+        if(comp.cacheMode !== Label.CacheMode.BITMAP) return false;
         let frame = comp._frame;
         // Delete cache in atlas.
         deleteFromDynamicAtlas(comp, frame);
         if (!frame._original) {
             frame.setRect(cc.rect(0, 0, _canvas.width, _canvas.height));
         }
-        this.packToDynamicAtlas(comp, frame);
+        return this.packDynamicAtlasAndCheckMaterial(comp, frame);
     }
 
     _updateLabelDimensions () {

engine/cocos2d/core/renderer/webgl/assemblers/index.js

@@ -24,9 +24,10 @@
  ****************************************************************************/
 
 cc.assemblers = {};
- 
+
 require('./sprite');
 require('./mask-assembler');
 require('./graphics');
 require('./label');
 require('./motion-streak');
+require('./motion-streak-multi');

engine/cocos2d/core/renderer/webgl/assemblers/label/2d-multi/bmfont.js

@@ -0,0 +1,73 @@
+/****************************************************************************
+ Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
+
+ https://www.cocos.com/
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated engine source code (the "Software"), a limited,
+ worldwide, royalty-free, non-assignable, revocable and non-exclusive license
+ to use Cocos Creator solely to develop games on your target platforms. You shall
+ not use Cocos Creator software for developing other software or tools that's
+ used for developing games. You are not granted to publish, distribute,
+ sublicense, and/or sell copies of Cocos Creator.
+
+ The software or tools in this License Agreement are licensed, not sold.
+ Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.
+ ****************************************************************************/
+
+import WebglBmfontAssembler from '../2d/bmfont';
+import { vfmtPosUvColorTexId } from '../../../../webgl/vertex-format';
+
+export default class MultiWebglBmfontAssembler extends WebglBmfontAssembler {
+    initData () {
+        let data = this._renderData;
+        data.createFlexData(0, this.verticesCount, this.indicesCount, this.getVfmt());
+    }
+
+    getVfmt() {
+        return vfmtPosUvColorTexId;
+    }
+
+    getBuffer() {
+        return cc.renderer._handle.getBuffer("mesh", this.getVfmt());
+    }
+
+    updateRenderData(comp) {
+        super.updateRenderData(comp);
+
+        if (comp._texIdDirty) {
+            comp._updateMultiTexId(comp.getMaterial(0), comp._frame._texture);
+        }
+
+        // 不进行 Dirty 判断，文本可能会变化，但是纹理不会变
+        this.updateTexId(comp);
+        comp._texIdDirty = false;
+    }
+
+    updateRenderDataForSwitchMaterial(comp) {
+        super._preUpdateRenderData(comp);
+        super._aftUpdateRenderData(comp);
+
+        if (comp._texIdDirty) {
+            comp._updateMultiTexId(comp.getMaterial(0), comp._frame._texture);
+        }
+
+        // 不进行 Dirty 判断，文本可能会变化，但是纹理不会变
+        this.updateTexId(comp);
+        comp._texIdDirty = false;
+
+        if (CC_JSB) this._aftUpdateRenderDataForNative();
+    }
+}
+
+MultiWebglBmfontAssembler.prototype.floatsPerVert = 6;
+MultiWebglBmfontAssembler.prototype.texIdOffset = 5;
+MultiWebglBmfontAssembler.prototype.isMulti = true;

engine/cocos2d/core/renderer/webgl/assemblers/label/2d-multi/ttf.js

@@ -0,0 +1,74 @@
+/****************************************************************************
+ Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
+
+ https://www.cocos.com/
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated engine source code (the "Software"), a limited,
+ worldwide, royalty-free, non-assignable, revocable and non-exclusive license
+ to use Cocos Creator solely to develop games on your target platforms. You shall
+ not use Cocos Creator software for developing other software or tools that's
+ used for developing games. You are not granted to publish, distribute,
+ sublicense, and/or sell copies of Cocos Creator.
+
+ The software or tools in this License Agreement are licensed, not sold.
+ Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.
+ ****************************************************************************/
+
+import WebglTTFAssembler from '../2d/ttf';
+import { vfmtPosUvColorTexId } from '../../../../webgl/vertex-format';
+
+export default class MultiWebglTTFAssembler extends WebglTTFAssembler {
+    initData() {
+        let data = this._renderData;
+        data.createFlexData(0, this.verticesCount, this.indicesCount, this.getVfmt());
+        const indices = data.iDatas[0];
+        data.initQuadIndices(indices);
+    }
+
+    getVfmt() {
+        return vfmtPosUvColorTexId;
+    }
+
+    getBuffer() {
+        return cc.renderer._handle.getBuffer("mesh", this.getVfmt());
+    }
+
+    updateRenderData(comp) {
+        super.updateRenderData(comp);
+
+        if (comp._texIdDirty) {
+            comp._updateMultiTexId(comp.getMaterial(0), comp._frame._texture);
+        }
+
+        // 不进行 Dirty 判断，文本可能会变化，但是纹理不会变
+        this.updateTexId(comp);
+        comp._texIdDirty = false;
+    }
+
+    updateRenderDataForSwitchMaterial(comp) {
+        super._aftUpdateRenderData(comp);
+
+        if (comp._texIdDirty) {
+            comp._updateMultiTexId(comp.getMaterial(0), comp._frame._texture);
+        }
+
+        // 不进行 Dirty 判断，文本可能会变化，但是纹理不会变
+        this.updateTexId(comp);
+        comp._texIdDirty = false;
+
+        if (CC_JSB) this._aftUpdateRenderDataForNative();
+    }
+}
+
+MultiWebglTTFAssembler.prototype.floatsPerVert = 6;
+MultiWebglTTFAssembler.prototype.texIdOffset = 5;
+MultiWebglTTFAssembler.prototype.isMulti = true;

engine/cocos2d/core/renderer/webgl/assemblers/label/index.js

@@ -34,6 +34,9 @@ import TTF3D from './3d/ttf';
 import Bmfont3D from './3d/bmfont';
 import Letter3D from './3d/letter';
 
+import TTFMulti from './2d-multi/ttf';
+import BmfontMulti from './2d-multi/bmfont';
+
 let NativeTTF = undefined;
 if(CC_JSB) {
     NativeTTF = require("./2d/nativeTTF");
@@ -69,10 +72,13 @@ Label._canvasPool = {
 Assembler.register(cc.Label, {
     getConstructor(label) {
         let is3DNode = label.node.is3DNode;
-        let ctor = is3DNode ? TTF3D : TTF;
+        const material = label.getMaterials()[0];
+        let isMultiMaterial = material && material.material.isMultiSupport();
+
+        let ctor = is3DNode ? TTF3D : (isMultiMaterial ? TTFMulti : TTF);
         
         if (label.font instanceof cc.BitmapFont) {
-            ctor = is3DNode ? Bmfont3D : Bmfont;
+            ctor = is3DNode ? Bmfont3D : (isMultiMaterial ? BmfontMulti : Bmfont);
         } else if (label.cacheMode === Label.CacheMode.CHAR) {
 
             if(CC_JSB && !is3DNode && !!jsb.LabelRenderer && label.font instanceof cc.TTFFont && label._useNativeTTF()){
@@ -94,5 +100,8 @@ Assembler.register(cc.Label, {
     TTF3D,
     Bmfont3D,
     Letter3D,
-    NativeTTF
+    NativeTTF,
+
+    TTFMulti,
+    BmfontMulti
 });

engine/cocos2d/core/renderer/webgl/assemblers/motion-streak-multi.js

@@ -0,0 +1,269 @@
+/****************************************************************************
+ Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
+
+ https://www.cocos.com/
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated engine source code (the "Software"), a limited,
+ worldwide, royalty-free, non-assignable, revocable and non-exclusive license
+ to use Cocos Creator solely to develop games on your target platforms. You shall
+ not use Cocos Creator software for developing other software or tools that's
+ used for developing games. You are not granted to publish, distribute,
+ sublicense, and/or sell copies of Cocos Creator.
+
+ The software or tools in this License Agreement are licensed, not sold.
+ Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.
+ ****************************************************************************/
+
+import MotionStreakAssembler from "./motion-streak";
+import { vfmtPosUvColorTexId } from '../../webgl/vertex-format';
+const MotionStreak = require('../../../components/CCMotionStreak');
+const RenderFlow = require('../../render-flow');
+
+function Point (point, dir) {
+    this.point = point || cc.v2();
+    this.dir = dir || cc.v2();
+    this.distance = 0;
+    this.time = 0;
+}
+
+Point.prototype.setPoint = function (x, y) {
+    this.point.x = x;
+    this.point.y = y;
+};
+
+Point.prototype.setDir = function (x, y) {
+    this.dir.x = x;
+    this.dir.y = y;
+};
+
+let _normal = cc.v2();
+let _vec2 = cc.v2();
+
+function normal (out, dir) {
+    //get perpendicular
+    out.x = -dir.y;
+    out.y = dir.x;
+    return out
+}
+
+export default class MultiMotionStreakAssembler extends MotionStreakAssembler {
+    initData() {
+        this._renderData.createFlexData(0, 16, (16 - 2) * 3, this.getVfmt());
+    }
+
+    getVfmt() {
+        return vfmtPosUvColorTexId;
+    }
+
+    getBuffer() {
+        return cc.renderer._handle.getBuffer("mesh", this.getVfmt());
+    }
+
+    update (comp, dt) {
+        if (CC_EDITOR && !comp.preview) return;
+
+        let stroke = comp._stroke / 2;
+
+        let node = comp.node;
+        let matrix = node._worldMatrix.m;
+        let tx = matrix[12], ty = matrix[13];
+
+        let points = comp._points;
+        let lastPos = comp._lastWPos;
+        let fadeTime = comp._fadeTime;
+
+        let moved = lastPos.x !== tx || lastPos.y !== ty;
+        if (moved) {
+            let cur;
+            let newHead = false;
+            if (points.length === 0) {
+                // new
+                let prev = new Point();
+                prev.setPoint(lastPos.x, lastPos.y);
+                this._tailShortenTime = prev.time = fadeTime;
+                points.push(prev);
+
+                cur = new Point();
+                points.unshift(cur);
+            }
+            else {
+                // check moved distance
+                cur = points[0];
+                let prev = points[1];
+                let difx = prev.point.x - tx;
+                let dify = prev.point.y - ty;
+                newHead = ((difx*difx + dify*dify) >= comp.minSeg*comp.minSeg);
+            }
+            // update head
+            cur.setPoint(tx, ty);
+            cur.time = fadeTime + dt;
+            let prev = points[1];
+            cur.distance = cur.point.sub(prev.point, _vec2).mag();
+            _vec2.normalizeSelf();
+            cur.setDir(_vec2.x, _vec2.y);
+
+            let prevIsTail = points.length === 2;
+            if (prevIsTail) {
+                prev.setDir(_vec2.x, _vec2.y);
+            }
+
+            if (newHead) {
+                let point = new Point(cur.point.clone(), cur.dir.clone());
+                point.distance = cur.distance;
+                point.time = cur.time;
+                points.unshift(point);
+            }
+        }
+
+        lastPos.x = tx;
+        lastPos.y = ty;
+
+        if (points.length < 2) {
+            return;
+        }
+
+        // cc.log(points.map(x => x.time.toFixed(2)).reverse().join(' '), ',', this._tailShortenTime.toFixed(2));
+
+        let color = comp._color, ca = color.a;
+        let crgb = (color.b<<16) | (color.g<<8) | color.r;
+
+        let verticesCount = 0;
+        let indicesCount = 0;
+        let flexBuffer = this._renderData._flexBuffer;
+        flexBuffer.reserve(points.length*2, (points.length-1)*6);
+        let vData = flexBuffer.vData;
+        let uintVData = flexBuffer.uintVData;
+        let vertsOffset = 6;
+
+        for (let i = points.length - 1; i >=0 ; i--) {
+            let p = points[i];
+            let point = p.point;
+            let dir = p.dir;
+            p.time -= dt;
+
+            let isLast = i === points.length - 1;
+
+            if (p.time <= 0) {
+                if (isLast && i - 1 >= 0) {
+                    this._tailShortenTime = points[i - 1].time - dt;
+                }
+                points.splice(i, 1);
+                continue;
+            }
+
+            let progress = p.time / fadeTime;
+
+            if (isLast) {
+                let next = points[i - 1];
+                if (!next) {
+                    points.splice(i, 1);
+                    continue;
+                }
+                let nextIsStatic = points.length >= 3;
+                if (nextIsStatic) {
+                    let segmentProgress = p.time / this._tailShortenTime;
+                    if (segmentProgress <= 1) {
+                        point.x = next.point.x - next.distance * next.dir.x * segmentProgress;
+                        point.y = next.point.y - next.distance * next.dir.y * segmentProgress;
+                    }
+                }
+                else {
+                    this._tailShortenTime = p.time;
+                }
+            }
+
+            normal(_normal, dir);
+
+            
+            let da = progress * ca;
+            let c = ((da<<24) >>> 0) | crgb;
+
+            let offset = verticesCount * vertsOffset;
+
+            vData[offset] = point.x + _normal.x * stroke;
+            vData[offset + 1] = point.y + _normal.y * stroke;
+            vData[offset + 2] = 1;
+            vData[offset + 3] = progress;
+            uintVData[offset + 4] = c;
+            vData[offset + 5] = comp._texId;
+            
+            offset += vertsOffset;
+
+            vData[offset] = point.x - _normal.x * stroke;
+            vData[offset + 1] = point.y - _normal.y * stroke;
+            vData[offset + 2] = 0;
+            vData[offset + 3] = progress;
+            uintVData[offset + 4] = c;
+            vData[offset + 5] = comp._texId;
+            
+            verticesCount += 2;
+        }
+
+        indicesCount = verticesCount <= 2 ? 0 : (verticesCount - 2) * 3;
+
+        flexBuffer.used(verticesCount, indicesCount);
+    }
+
+    fillBuffers (comp, renderer) {
+        let { vData, usedVertices, usedIndices, usedVerticesFloats } = this._renderData._flexBuffer;
+
+        let buffer = this.getBuffer(renderer);
+        let offsetInfo = buffer.request(usedVertices, usedIndices);
+
+        // buffer data may be realloc, need get reference after request.
+
+        // fill vertices
+        let vertexOffset = offsetInfo.byteOffset >> 2,
+            vbuf = buffer._vData;
+
+        if (vData.length + vertexOffset > vbuf.length) {
+            vbuf.set(vData.subarray(0, usedVerticesFloats), vertexOffset);
+        }
+        else {
+            vbuf.set(vData, vertexOffset);
+        }
+
+        // fill indices
+        let ibuf = buffer._iData,
+            indiceOffset = offsetInfo.indiceOffset,
+            vertexId = offsetInfo.vertexOffset;
+
+        // index buffer
+        for (let i = 0, l = usedVertices; i < l; i += 2) {
+            let start = vertexId + i;
+            ibuf[indiceOffset++] = start;
+            ibuf[indiceOffset++] = start + 2;
+            ibuf[indiceOffset++] = start + 1;
+            ibuf[indiceOffset++] = start + 1;
+            ibuf[indiceOffset++] = start + 2;
+            ibuf[indiceOffset++] = start + 3;
+        }
+
+        comp.node._renderFlag |= RenderFlow.FLAG_UPDATE_RENDER_DATA;
+    }
+
+}
+
+MotionStreakAssembler.register(MotionStreak, {
+    getConstructor(comp) {
+        const material = comp.getMaterials()[0];
+        let isMultiMaterial = material && material.material.isMultiSupport();
+        return isMultiMaterial ? MultiMotionStreakAssembler : MotionStreakAssembler;
+    },
+
+    MotionStreakAssembler,
+    MultiMotionStreakAssembler
+});
+
+MultiMotionStreakAssembler.prototype.floatsPerVert = 6;
+MultiMotionStreakAssembler.prototype.texIdOffset = 5;
+MultiMotionStreakAssembler.prototype.isMulti = true;

engine/cocos2d/core/renderer/webgl/assemblers/motion-streak.js

@@ -25,7 +25,6 @@
 
 import Assembler2D from '../../assembler-2d';
 
-const MotionStreak = require('../../../components/CCMotionStreak');
 const RenderFlow = require('../../render-flow');
 
 function Point (point, dir) {
@@ -267,5 +266,3 @@ export default class MotionStreakAssembler extends Assembler2D {
         comp.node._renderFlag |= RenderFlow.FLAG_UPDATE_RENDER_DATA;
     }
 }
-
-MotionStreakAssembler.register(MotionStreak, MotionStreakAssembler);

engine/cocos2d/core/renderer/webgl/assemblers/sprite/2d-multi/bar-filled.js

@@ -0,0 +1,101 @@
+/****************************************************************************
+ Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
+
+ https://www.cocos.com/
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated engine source code (the "Software"), a limited,
+ worldwide, royalty-free, non-assignable, revocable and non-exclusive license
+ to use Cocos Creator solely to develop games on your target platforms. You shall
+ not use Cocos Creator software for developing other software or tools that's
+ used for developing games. You are not granted to publish, distribute,
+ sublicense, and/or sell copies of Cocos Creator.
+
+ The software or tools in this License Agreement are licensed, not sold.
+ Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.
+ ****************************************************************************/
+
+import { vfmtPosUvColorTexId } from '../../../../webgl/vertex-format';
+import BarFilledAssembler from '../2d/bar-filled';
+
+export default class BarFilledAssemblerMulti extends BarFilledAssembler {
+    initData() {
+        let data = this._renderData;
+        data.createFlexData(0, this.verticesCount, this.indicesCount, this.getVfmt());
+        const indices = data.iDatas[0];
+        data.initQuadIndices(indices);
+    }
+
+    getVfmt() {
+        return vfmtPosUvColorTexId;
+    }
+
+    getBuffer() {
+        return cc.renderer._handle.getBuffer("mesh", this.getVfmt());
+    }
+
+    updateRenderData (sprite) {
+        super.updateRenderData(sprite);
+
+        if (sprite._texIdDirty) {
+            sprite._updateMultiTexId(sprite.getMaterial(0), sprite._spriteFrame._texture);
+            if (sprite._texIdDirty) {
+                this.updateTexId(sprite);
+                sprite._texIdDirty = false;
+            }
+        }
+    }
+
+    updateRenderDataForSwitchMaterial(sprite) {
+        if (sprite._vertsDirty) {
+            let fillStart = sprite._fillStart;
+            let fillRange = sprite._fillRange;
+
+            if (fillRange < 0) {
+                fillStart += fillRange;
+                fillRange = -fillRange;
+            }
+
+            fillRange = fillStart + fillRange;
+
+            fillStart = fillStart > 1.0 ? 1.0 : fillStart;
+            fillStart = fillStart < 0.0 ? 0.0 : fillStart;
+
+            fillRange = fillRange > 1.0 ? 1.0 : fillRange;
+            fillRange = fillRange < 0.0 ? 0.0 : fillRange;
+            fillRange = fillRange - fillStart;
+            fillRange = fillRange < 0 ? 0 : fillRange;
+
+            let fillEnd = fillStart + fillRange;
+            fillEnd = fillEnd > 1 ? 1 : fillEnd;
+
+            this.updateUVs(sprite, fillStart, fillEnd);
+            this.updateVerts(sprite, fillStart, fillEnd);
+
+            sprite._vertsDirty = false;
+        }
+
+        if (sprite._texIdDirty) {
+            sprite._updateMultiTexId(sprite.getMaterial(0), sprite._spriteFrame._texture);
+            if (sprite._texIdDirty) {
+                this.updateTexId(sprite);
+                sprite._texIdDirty = false;
+            }
+        }
+
+        if (CC_JSB) this._aftUpdateRenderDataForNative();
+    }
+
+}
+
+BarFilledAssemblerMulti.prototype.floatsPerVert = 6;
+BarFilledAssemblerMulti.prototype.texIdOffset = 5;
+BarFilledAssemblerMulti.prototype.isMulti = true;

engine/cocos2d/core/renderer/webgl/assemblers/sprite/2d-multi/mesh.js

@@ -0,0 +1,96 @@
+/****************************************************************************
+ Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
+
+ https://www.cocos.com/
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated engine source code (the "Software"), a limited,
+ worldwide, royalty-free, non-assignable, revocable and non-exclusive license
+ to use Cocos Creator solely to develop games on your target platforms. You shall
+ not use Cocos Creator software for developing other software or tools that's
+ used for developing games. You are not granted to publish, distribute,
+ sublicense, and/or sell copies of Cocos Creator.
+
+ The software or tools in this License Agreement are licensed, not sold.
+ Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.
+ ****************************************************************************/
+
+import { vfmtPosUvColorTexId } from '../../../../webgl/vertex-format';
+import MeshSpriteAssembler from '../2d/mesh';
+
+export default class MultiMeshSpriteAssembler extends MeshSpriteAssembler {
+    getVfmt() {
+        return vfmtPosUvColorTexId;
+    }
+
+    getBuffer() {
+        return cc.renderer._handle.getBuffer("mesh", this.getVfmt());
+    }
+
+    updateRenderData(sprite) {
+        let frame = sprite.spriteFrame;
+
+        super.updateRenderData(sprite);
+
+        if (frame) {
+            if (sprite._texIdDirty) {
+                sprite._updateMultiTexId(sprite.getMaterial(0), frame._texture);
+            }
+
+            // 不进行 Dirty 判断，Mesh 可能会变化，但是纹理不会变
+            this.updateTexId(sprite);
+            sprite._texIdDirty = false;
+        }
+    }
+
+    updateRenderDataForSwitchMaterial(sprite) {
+        let frame = sprite.spriteFrame;
+
+        if (frame) {
+            let vertices = frame.vertices;
+            if (vertices) {
+                this.verticesCount = vertices.x.length;
+                this.indicesCount = vertices.triangles.length;
+
+                let renderData = this._renderData;
+                let flexBuffer = renderData._flexBuffer;
+                if (flexBuffer.reserve(this.verticesCount, this.indicesCount)) {
+                    this.updateColor(sprite);
+                    sprite._vertsDirty = true;
+                }
+                flexBuffer.used(this.verticesCount, this.indicesCount);
+
+                this.updateIndices(vertices.triangles);
+
+                if (sprite._vertsDirty) {
+                    this.updateUVs(sprite);
+                    this.updateVerts(sprite);
+                    this.updateWorldVerts(sprite);
+                    sprite._vertsDirty = false;
+                }
+            }
+        }
+
+        if (sprite._texIdDirty) {
+            sprite._updateMultiTexId(sprite.getMaterial(0), frame._texture);
+        }
+
+        // 不进行 Dirty 判断，Mesh 可能会变化，但是纹理不会变
+        this.updateTexId(sprite);
+        sprite._texIdDirty = false;
+
+        if (CC_JSB) this._aftUpdateRenderDataForNative();
+    }
+}
+
+MultiMeshSpriteAssembler.prototype.floatsPerVert = 6;
+MultiMeshSpriteAssembler.prototype.texIdOffset = 5;
+MultiMeshSpriteAssembler.prototype.isMulti = true;

engine/cocos2d/core/renderer/webgl/assemblers/sprite/2d-multi/radial-filled.js

@@ -0,0 +1,72 @@
+/****************************************************************************
+ Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
+
+ https://www.cocos.com/
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated engine source code (the "Software"), a limited,
+ worldwide, royalty-free, non-assignable, revocable and non-exclusive license
+ to use Cocos Creator solely to develop games on your target platforms. You shall
+ not use Cocos Creator software for developing other software or tools that's
+ used for developing games. You are not granted to publish, distribute,
+ sublicense, and/or sell copies of Cocos Creator.
+
+ The software or tools in this License Agreement are licensed, not sold.
+ Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.
+ ****************************************************************************/
+
+import { vfmtPosUvColorTexId } from '../../../../webgl/vertex-format';
+import RadialFilledAssembler from '../2d/radial-filled';
+
+export default class MultiRadialFilledAssembler extends RadialFilledAssembler {
+    initData (sprite) {
+        this._renderData.createFlexData(0, 4, 6, this.getVfmt());
+        this.updateIndices();
+    }
+
+    getVfmt() {
+        return vfmtPosUvColorTexId;
+    }
+
+    getBuffer() {
+        return cc.renderer._handle.getBuffer("mesh", this.getVfmt());
+    }
+
+    updateRenderData (sprite) {
+        super.updateRenderData(sprite);
+
+        if (sprite._texIdDirty) {
+            sprite._updateMultiTexId(sprite.getMaterial(0), sprite.spriteFrame._texture);
+        }
+
+        // 不进行 Dirty 判断，Mesh 可能会变化，但是纹理不会变
+        this.updateTexId(sprite);
+        sprite._texIdDirty = false;
+    }
+
+    updateRenderDataForSwitchMaterial(sprite) {
+        this._aftUpdateRenderData(sprite);
+
+        if (sprite._texIdDirty) {
+            sprite._updateMultiTexId(sprite.getMaterial(0), sprite.spriteFrame._texture);
+        }
+
+        // 不进行 Dirty 判断，Mesh 可能会变化，但是纹理不会变
+        this.updateTexId(sprite);
+        sprite._texIdDirty = false;
+
+        if (CC_JSB) this._aftUpdateRenderDataForNative();
+    }
+}
+
+MultiRadialFilledAssembler.prototype.floatsPerVert = 6;
+MultiRadialFilledAssembler.prototype.texIdOffset = 5;
+MultiRadialFilledAssembler.prototype.isMulti = true;

engine/cocos2d/core/renderer/webgl/assemblers/sprite/2d-multi/simple.js

@@ -0,0 +1,78 @@
+/****************************************************************************
+ Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
+
+ https://www.cocos.com/
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated engine source code (the "Software"), a limited,
+ worldwide, royalty-free, non-assignable, revocable and non-exclusive license
+ to use Cocos Creator solely to develop games on your target platforms. You shall
+ not use Cocos Creator software for developing other software or tools that's
+ used for developing games. You are not granted to publish, distribute,
+ sublicense, and/or sell copies of Cocos Creator.
+
+ The software or tools in this License Agreement are licensed, not sold.
+ Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.
+ ****************************************************************************/
+
+import { vfmtPosUvColorTexId } from '../../../../webgl/vertex-format';
+import SimpleSpriteAssembler from '../2d/simple';
+
+export default class MultiSimpleSpriteAssembler extends SimpleSpriteAssembler {
+    initData() {
+        let data = this._renderData;
+        data.createFlexData(0, this.verticesCount, this.indicesCount, this.getVfmt());
+        const indices = data.iDatas[0];
+        data.initQuadIndices(indices);
+    }
+
+    getVfmt() {
+        return vfmtPosUvColorTexId;
+    }
+
+    getBuffer() {
+        return cc.renderer._handle.getBuffer("mesh", this.getVfmt());
+    }
+
+    updateRenderData (sprite) {
+        super.updateRenderData(sprite);
+
+        if (sprite._texIdDirty) {
+            sprite._updateMultiTexId(sprite.getMaterial(0), sprite._spriteFrame._texture);
+            if (sprite._texIdDirty) {
+                this.updateTexId(sprite);
+                sprite._texIdDirty = false;
+            }
+        }
+    }
+
+    updateRenderDataForSwitchMaterial(sprite) {
+        if (sprite._vertsDirty) {
+            this.updateUVs(sprite);
+            this.updateVerts(sprite);
+            sprite._vertsDirty = false;
+        }
+
+        if (sprite._texIdDirty) {
+            sprite._updateMultiTexId(sprite.getMaterial(0), sprite._spriteFrame._texture);
+            if (sprite._texIdDirty) {
+                this.updateTexId(sprite);
+                sprite._texIdDirty = false;
+            }
+        }
+
+        if (CC_JSB) this._aftUpdateRenderDataForNative();
+    }
+}
+
+MultiSimpleSpriteAssembler.prototype.floatsPerVert = 6;
+MultiSimpleSpriteAssembler.prototype.texIdOffset = 5;
+MultiSimpleSpriteAssembler.prototype.isMulti = true;

engine/cocos2d/core/renderer/webgl/assemblers/sprite/2d-multi/sliced.js

@@ -0,0 +1,91 @@
+/****************************************************************************
+ Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
+
+ http://www.cocos.com
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated engine source code (the "Software"), a limited,
+ worldwide, royalty-free, non-assignable, revocable and non-exclusive license
+ to use Cocos Creator solely to develop games on your target platforms. You shall
+ not use Cocos Creator software for developing other software or tools that's
+ used for developing games. You are not granted to publish, distribute,
+ sublicense, and/or sell copies of Cocos Creator.
+
+ The software or tools in this License Agreement are licensed, not sold.
+ Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.
+ ****************************************************************************/
+
+import { vfmtPosUvColorTexId } from '../../../../webgl/vertex-format';
+import SlicedAssembler from '../2d/sliced';
+
+export default class MultiSlicedAssembler extends SlicedAssembler {
+    initData (sprite) {
+        if (this._renderData.meshCount > 0) return;
+        this._renderData.createFlexData(0, this.verticesCount, this.indicesCount, this.getVfmt());
+
+        let indices = this._renderData.iDatas[0];
+        let indexOffset = 0;
+        for (let r = 0; r < 3; ++r) {
+            for (let c = 0; c < 3; ++c) {
+                let start = r * 4 + c;
+                indices[indexOffset++] = start;
+                indices[indexOffset++] = start + 1;
+                indices[indexOffset++] = start + 4;
+                indices[indexOffset++] = start + 1;
+                indices[indexOffset++] = start + 5;
+                indices[indexOffset++] = start + 4;
+            }
+        }
+    }
+
+    getVfmt() {
+        return vfmtPosUvColorTexId;
+    }
+
+    getBuffer() {
+        return cc.renderer._handle.getBuffer("mesh", this.getVfmt());
+    }
+
+    updateRenderData (sprite) {
+        super.updateRenderData(sprite);
+
+        if (sprite._texIdDirty) {
+            sprite._updateMultiTexId(sprite.getMaterial(0), sprite._spriteFrame._texture);
+            if (sprite._texIdDirty) {
+                this.updateTexId(sprite);
+                sprite._texIdDirty = false;
+            }
+        }
+    }
+
+    updateRenderDataForSwitchMaterial(sprite) {
+        if (sprite._vertsDirty) {
+            this.updateUVs(sprite);
+            this.updateVerts(sprite);
+            sprite._vertsDirty = false;
+        }
+
+        if (sprite._texIdDirty) {
+            sprite._updateMultiTexId(sprite.getMaterial(0), sprite._spriteFrame._texture);
+            if (sprite._texIdDirty) {
+                this.updateTexId(sprite);
+                sprite._texIdDirty = false;
+            }
+        }
+
+        if (CC_JSB) this._aftUpdateRenderDataForNative();
+    }
+
+}
+
+MultiSlicedAssembler.prototype.floatsPerVert = 6;
+MultiSlicedAssembler.prototype.texIdOffset = 5;
+MultiSlicedAssembler.prototype.isMulti = true;

engine/cocos2d/core/renderer/webgl/assemblers/sprite/2d-multi/tiled.js

@@ -0,0 +1,101 @@
+/****************************************************************************
+ Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
+
+ https://www.cocos.com/
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated engine source code (the "Software"), a limited,
+ worldwide, royalty-free, non-assignable, revocable and non-exclusive license
+ to use Cocos Creator solely to develop games on your target platforms. You shall
+ not use Cocos Creator software for developing other software or tools that's
+ used for developing games. You are not granted to publish, distribute,
+ sublicense, and/or sell copies of Cocos Creator.
+
+ The software or tools in this License Agreement are licensed, not sold.
+ Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.
+ ****************************************************************************/
+
+import { vfmtPosUvColorTexId } from '../../../../webgl/vertex-format';
+import TiledAssembler from '../2d/tiled';
+
+export default class MultiTiledAssembler extends TiledAssembler {
+    getVfmt() {
+        return vfmtPosUvColorTexId;
+    }
+
+    getBuffer() {
+        return cc.renderer._handle.getBuffer("mesh", this.getVfmt());
+    }
+
+    updateRenderData(sprite) {
+        super.updateRenderData(sprite);
+
+        if (sprite._texIdDirty) {
+            sprite._updateMultiTexId(sprite.getMaterial(0), sprite.spriteFrame._texture);
+        }
+
+        // 不进行 Dirty 判断，Mesh 可能会变化，但是纹理不会变
+        this.updateTexId(sprite);
+        sprite._texIdDirty = false;
+    }
+
+    updateRenderDataForSwitchMaterial(sprite) {
+        let frame = sprite._spriteFrame;
+        let node = sprite.node;
+
+        let contentWidth = this.contentWidth = Math.abs(node.width);
+        let contentHeight = this.contentHeight = Math.abs(node.height);
+        let rect = frame._rect;
+        let leftWidth = frame.insetLeft, rightWidth = frame.insetRight, centerWidth = rect.width - leftWidth - rightWidth,
+            topHeight = frame.insetTop, bottomHeight = frame.insetBottom, centerHeight = rect.height - topHeight - bottomHeight;
+        this.sizableWidth = contentWidth - leftWidth - rightWidth;
+        this.sizableHeight = contentHeight - topHeight - bottomHeight;
+        this.sizableWidth = this.sizableWidth > 0 ? this.sizableWidth : 0;
+        this.sizableHeight = this.sizableHeight > 0 ? this.sizableHeight : 0;
+        let hRepeat = this.hRepeat = centerWidth === 0 ? this.sizableWidth : this.sizableWidth / centerWidth;
+        let vRepeat = this.vRepeat = centerHeight === 0 ? this.sizableHeight : this.sizableHeight / centerHeight;
+        let row = this.row = Math.ceil(vRepeat + 2);
+        let col = this.col = Math.ceil(hRepeat + 2);
+
+        // update data property
+        let count = row * col;
+        this.verticesCount = count * 4;
+        this.indicesCount = count * 6;
+
+        let renderData = this._renderData;
+        let flexBuffer = renderData._flexBuffer;
+        if (flexBuffer.reserve(this.verticesCount, this.indicesCount)) {
+            this._updateIndices();
+            this.updateColor(sprite);
+        }
+        flexBuffer.used(this.verticesCount, this.indicesCount);
+
+        if (sprite._vertsDirty) {
+            this.updateUVs(sprite);
+            this.updateVerts(sprite);
+            sprite._vertsDirty = false;
+        }
+
+        if (sprite._texIdDirty) {
+            sprite._updateMultiTexId(sprite.getMaterial(0), sprite.spriteFrame._texture);
+        }
+
+        // 不进行 Dirty 判断，Mesh 可能会变化，但是纹理不会变
+        this.updateTexId(sprite);
+        sprite._texIdDirty = false;
+
+        if (CC_JSB) this._aftUpdateRenderDataForNative();
+    }
+}
+
+MultiTiledAssembler.prototype.floatsPerVert = 6;
+MultiTiledAssembler.prototype.texIdOffset = 5;
+MultiTiledAssembler.prototype.isMulti = true;

engine/cocos2d/core/renderer/webgl/assemblers/sprite/2d/bar-filled.js

@@ -31,37 +31,40 @@ const FillType = Sprite.FillType;
 export default class BarFilledAssembler extends Assembler2D {
     updateRenderData (sprite) {
         let frame = sprite._spriteFrame;
-        this.packToDynamicAtlas(sprite, frame);
+        const assemblerChanged = this.packDynamicAtlasAndCheckMaterial(sprite, frame);
 
-        if (!sprite._vertsDirty) {
+        // 打包到动态图集时可能会切换 Assembler
-            return;
+        if (!assemblerChanged) {
+            if (sprite._vertsDirty) {
+                let fillStart = sprite._fillStart;
+                let fillRange = sprite._fillRange;
+
+                if (fillRange < 0) {
+                    fillStart += fillRange;
+                    fillRange = -fillRange;
+                }
+
+                fillRange = fillStart + fillRange;
+
+                fillStart = fillStart > 1.0 ? 1.0 : fillStart;
+                fillStart = fillStart < 0.0 ? 0.0 : fillStart;
+
+                fillRange = fillRange > 1.0 ? 1.0 : fillRange;
+                fillRange = fillRange < 0.0 ? 0.0 : fillRange;
+                fillRange = fillRange - fillStart;
+                fillRange = fillRange < 0 ? 0 : fillRange;
+
+                let fillEnd = fillStart + fillRange;
+                fillEnd = fillEnd > 1 ? 1 : fillEnd;
+
+                this.updateUVs(sprite, fillStart, fillEnd);
+                this.updateVerts(sprite, fillStart, fillEnd);
+
+                sprite._vertsDirty = false;
+            }
         }
 
-        let fillStart = sprite._fillStart;
+        return assemblerChanged;
-        let fillRange = sprite._fillRange;
-
-        if (fillRange < 0) {
-            fillStart += fillRange;
-            fillRange = -fillRange;
-        }
-
-        fillRange = fillStart + fillRange;
-
-        fillStart = fillStart > 1.0 ? 1.0 : fillStart;
-        fillStart = fillStart < 0.0 ? 0.0 : fillStart;
-
-        fillRange = fillRange > 1.0 ? 1.0 : fillRange;
-        fillRange = fillRange < 0.0 ? 0.0 : fillRange;
-        fillRange = fillRange - fillStart;
-        fillRange = fillRange < 0 ? 0 : fillRange;
-
-        let fillEnd = fillStart + fillRange;
-        fillEnd = fillEnd > 1 ? 1 : fillEnd;
-
-        this.updateUVs(sprite, fillStart, fillEnd);
-        this.updateVerts(sprite, fillStart, fillEnd);
-
-        sprite._vertsDirty = false;
     }
 
     updateUVs (sprite, fillStart, fillEnd) {

engine/cocos2d/core/renderer/webgl/assemblers/sprite/2d/mesh.js

@@ -31,33 +31,39 @@ export default class MeshSpriteAssembler extends Assembler2D {
     }
     
     updateRenderData (sprite) {
-        this.packToDynamicAtlas(sprite, sprite._spriteFrame);
-
         let frame = sprite.spriteFrame;
-        if (frame) {
-            let vertices = frame.vertices;
-            if (vertices) {
-                this.verticesCount = vertices.x.length;
-                this.indicesCount = vertices.triangles.length;
 
-                let renderData = this._renderData;
+        const assemblerChanged = this.packDynamicAtlasAndCheckMaterial(sprite, frame);
-                let flexBuffer = renderData._flexBuffer;
-                if (flexBuffer.reserve(this.verticesCount, this.indicesCount)) {
-                    this.updateColor(sprite);
-                    sprite._vertsDirty = true;
-                }
-                flexBuffer.used(this.verticesCount, this.indicesCount);
 
-                this.updateIndices(vertices.triangles);
+        // 打包到动态图集时可能会切换 Assembler
+        if (!assemblerChanged) {
+            if (frame) {
+                let vertices = frame.vertices;
+                if (vertices) {
+                    this.verticesCount = vertices.x.length;
+                    this.indicesCount = vertices.triangles.length;
 
-                if (sprite._vertsDirty) {
+                    let renderData = this._renderData;
-                    this.updateUVs(sprite);
+                    let flexBuffer = renderData._flexBuffer;
-                    this.updateVerts(sprite);
+                    if (flexBuffer.reserve(this.verticesCount, this.indicesCount)) {
-                    this.updateWorldVerts(sprite);
+                        this.updateColor(sprite);
-                    sprite._vertsDirty = false;
+                        sprite._vertsDirty = true;
+                    }
+                    flexBuffer.used(this.verticesCount, this.indicesCount);
+
+                    this.updateIndices(vertices.triangles);
+
+                    if (sprite._vertsDirty) {
+                        this.updateUVs(sprite);
+                        this.updateVerts(sprite);
+                        this.updateWorldVerts(sprite);
+                        sprite._vertsDirty = false;
+                    }
                 }
             }
         }
+
+        return assemblerChanged;
     }
 
     updateIndices (triangles) {

engine/cocos2d/core/renderer/webgl/assemblers/sprite/2d/radial-filled.js

@@ -179,7 +179,18 @@ export default class RadialFilledAssembler extends Assembler2D {
         super.updateRenderData(sprite);
 
         let frame = sprite.spriteFrame;
-        this.packToDynamicAtlas(sprite, frame);
+        const assemblerChanged = this.packDynamicAtlasAndCheckMaterial(sprite, frame);
+
+        // 打包到动态图集时可能会切换 Assembler
+        if (!assemblerChanged) {
+            this._aftUpdateRenderData(sprite);
+        }
+
+        return assemblerChanged;
+    }
+
+    _aftUpdateRenderData(sprite) {
+        let frame = sprite.spriteFrame;
 
         if (sprite._vertsDirty) {
             let fillStart = sprite._fillStart;

engine/cocos2d/core/renderer/webgl/assemblers/sprite/2d/simple.js

@@ -27,13 +27,18 @@ import Assembler2D from '../../../../assembler-2d';
 
 export default class SimpleSpriteAssembler extends Assembler2D {
     updateRenderData (sprite) {
-        this.packToDynamicAtlas(sprite, sprite._spriteFrame);
+        const assemblerChanged = this.packDynamicAtlasAndCheckMaterial(sprite, sprite._spriteFrame);
 
-        if (sprite._vertsDirty) {
+        // 打包到动态图集时可能会切换 Assembler
-            this.updateUVs(sprite);
+        if (!assemblerChanged) {
-            this.updateVerts(sprite);
+            if (sprite._vertsDirty) {
-            sprite._vertsDirty = false;
+                this.updateUVs(sprite);
+                this.updateVerts(sprite);
+                sprite._vertsDirty = false;
+            }
         }
+
+        return assemblerChanged;
     }
 
     updateUVs (sprite) {

engine/cocos2d/core/renderer/webgl/assemblers/sprite/2d/sliced.js

@@ -52,13 +52,18 @@ export default class SlicedAssembler extends Assembler2D {
 
     updateRenderData (sprite) {
         let frame = sprite._spriteFrame;
-        this.packToDynamicAtlas(sprite, frame);
+        const assemblerChanged = this.packDynamicAtlasAndCheckMaterial(sprite, frame);
 
-        if (sprite._vertsDirty) {
+        // 打包到动态图集时可能会切换 Assembler
-            this.updateUVs(sprite);
+        if (!assemblerChanged) {
-            this.updateVerts(sprite);
+            if (sprite._vertsDirty) {
-            sprite._vertsDirty = false;
+                this.updateUVs(sprite);
+                this.updateVerts(sprite);
+                sprite._vertsDirty = false;
+            }
         }
+
+        return assemblerChanged;
     }
 
     updateVerts (sprite) {

engine/cocos2d/core/renderer/webgl/assemblers/sprite/2d/tiled.js

@@ -59,42 +59,47 @@ export default class TiledAssembler extends Assembler2D {
 
     updateRenderData (sprite) {
         let frame = sprite._spriteFrame;
-        this.packToDynamicAtlas(sprite, frame);
+        const assemblerChanged = this.packDynamicAtlasAndCheckMaterial(sprite, frame);
 
-        let node = sprite.node;
+        // 打包到动态图集时可能会切换 Assembler
+        if (!assemblerChanged) {
+            let node = sprite.node;
 
-        let contentWidth = this.contentWidth = Math.abs(node.width);
+            let contentWidth = this.contentWidth = Math.abs(node.width);
-        let contentHeight = this.contentHeight = Math.abs(node.height);
+            let contentHeight = this.contentHeight = Math.abs(node.height);
-        let rect = frame._rect;
+            let rect = frame._rect;
-        let leftWidth = frame.insetLeft, rightWidth = frame.insetRight, centerWidth = rect.width - leftWidth - rightWidth,
+            let leftWidth = frame.insetLeft, rightWidth = frame.insetRight, centerWidth = rect.width - leftWidth - rightWidth,
-            topHeight = frame.insetTop, bottomHeight = frame.insetBottom, centerHeight = rect.height - topHeight - bottomHeight;
+                topHeight = frame.insetTop, bottomHeight = frame.insetBottom, centerHeight = rect.height - topHeight - bottomHeight;
-        this.sizableWidth = contentWidth - leftWidth - rightWidth;
+            this.sizableWidth = contentWidth - leftWidth - rightWidth;
-        this.sizableHeight = contentHeight - topHeight - bottomHeight;
+            this.sizableHeight = contentHeight - topHeight - bottomHeight;
-        this.sizableWidth = this.sizableWidth > 0 ? this.sizableWidth : 0;
+            this.sizableWidth = this.sizableWidth > 0 ? this.sizableWidth : 0;
-        this.sizableHeight = this.sizableHeight > 0 ? this.sizableHeight : 0;
+            this.sizableHeight = this.sizableHeight > 0 ? this.sizableHeight : 0;
-        let hRepeat = this.hRepeat = centerWidth === 0 ? this.sizableWidth : this.sizableWidth / centerWidth;
+            let hRepeat = this.hRepeat = centerWidth === 0 ? this.sizableWidth : this.sizableWidth / centerWidth;
-        let vRepeat = this.vRepeat = centerHeight === 0 ? this.sizableHeight : this.sizableHeight / centerHeight;
+            let vRepeat = this.vRepeat = centerHeight === 0 ? this.sizableHeight : this.sizableHeight / centerHeight;
-        let row = this.row = Math.ceil(vRepeat + 2);
+            let row = this.row = Math.ceil(vRepeat + 2);
-        let col = this.col = Math.ceil(hRepeat + 2);
+            let col = this.col = Math.ceil(hRepeat + 2);
 
-        // update data property
+            // update data property
-        let count = row * col;
+            let count = row * col;
-        this.verticesCount = count * 4;
+            this.verticesCount = count * 4;
-        this.indicesCount = count * 6;
+            this.indicesCount = count * 6;
 
-        let renderData = this._renderData;
+            let renderData = this._renderData;
-        let flexBuffer = renderData._flexBuffer;
+            let flexBuffer = renderData._flexBuffer;
-        if (flexBuffer.reserve(this.verticesCount, this.indicesCount)) {
+            if (flexBuffer.reserve(this.verticesCount, this.indicesCount)) {
-            this._updateIndices();
+                this._updateIndices();
-            this.updateColor(sprite);
+                this.updateColor(sprite);
+            }
+            flexBuffer.used(this.verticesCount, this.indicesCount);
+
+            if (sprite._vertsDirty) {
+                this.updateUVs(sprite);
+                this.updateVerts(sprite);
+                sprite._vertsDirty = false;
+            }
         }
-        flexBuffer.used(this.verticesCount, this.indicesCount);
 
-        if (sprite._vertsDirty) {
+        return assemblerChanged;
-            this.updateUVs(sprite);
-            this.updateVerts(sprite);
-            sprite._vertsDirty = false;
-        }
     }
 
     updateVerts (sprite) {

engine/cocos2d/core/renderer/webgl/assemblers/sprite/index.js

@@ -15,27 +15,36 @@ import RadialFilled3D from "./3d/radial-filled";
 import BarFilled3D from "./3d/bar-filled";
 import Mesh3D from './3d/mesh';
 
+import SimpleMulti from "./2d-multi/simple";
+import SlicedMulti from "./2d-multi/sliced";
+import TiledMulti from "./2d-multi/tiled";
+import RadialFilledMulti from "./2d-multi/radial-filled";
+import BarFilledMulti from "./2d-multi/bar-filled";
+import MeshMulti from "./2d-multi/mesh";
+
 let ctor = {
     getConstructor(sprite) {
         let is3DNode = sprite.node.is3DNode;
+        const material = sprite.getMaterials()[0];
+        let isMultiMaterial = material && material.material.isMultiSupport();
 
-        let ctor = is3DNode ? Simple3D : Simple;
+        let ctor = is3DNode ? Simple3D : (isMultiMaterial ? SimpleMulti : Simple);
         switch (sprite.type) {
             case Type.SLICED:
-                ctor = is3DNode ? Sliced3D : Sliced;
+                ctor = is3DNode ? Sliced3D : (isMultiMaterial ? SlicedMulti : Sliced);
                 break;
             case Type.TILED:
-                ctor = is3DNode ? Tiled3D : Tiled;
+                ctor = is3DNode ? Tiled3D : (isMultiMaterial ? TiledMulti : Tiled);
                 break;
             case Type.FILLED:
                 if (sprite._fillType === FillType.RADIAL) {
-                    ctor = is3DNode ? RadialFilled3D : RadialFilled;
+                    ctor = is3DNode ? RadialFilled3D : (isMultiMaterial ? RadialFilledMulti : RadialFilled);
                 } else {
-                    ctor = is3DNode ? BarFilled3D : BarFilled;
+                    ctor = is3DNode ? BarFilled3D : (isMultiMaterial ? BarFilledMulti : BarFilled);
                 }
                 break;
             case Type.MESH:
-                ctor = is3DNode ? Mesh3D : Mesh;
+                ctor = is3DNode ? Mesh3D : (isMultiMaterial ? MeshMulti : Mesh);
                 break;
         }
 
@@ -55,6 +64,13 @@ let ctor = {
     RadialFilled3D,
     BarFilled3D,
     Mesh3D,
+
+    SimpleMulti,
+    SlicedMulti,
+    TiledMulti,
+    RadialFilledMulti,
+    BarFilledMulti,
+    MeshMulti,
 };
 
 Assembler.register(cc.Sprite, ctor);

engine/cocos2d/core/renderer/webgl/vertex-format.js

@@ -41,6 +41,15 @@ var vfmtPosUvColor = new gfx.VertexFormat([
 vfmtPosUvColor.name = 'vfmtPosUvColor';
 gfx.VertexFormat.XY_UV_Color = vfmtPosUvColor;
 
+var vfmtPosUvColorTexId = new gfx.VertexFormat([
+    { name: gfx.ATTR_POSITION, type: gfx.ATTR_TYPE_FLOAT32, num: 2 },
+    { name: gfx.ATTR_UV0, type: gfx.ATTR_TYPE_FLOAT32, num: 2 },
+    { name: gfx.ATTR_COLOR, type: gfx.ATTR_TYPE_UINT8, num: 4, normalize: true },
+    { name: gfx.ATTR_TEX_ID, type: gfx.ATTR_TYPE_FLOAT32, num: 1 },
+]);
+vfmtPosUvColorTexId.name = 'vfmtPosUvColorTexId';
+gfx.VertexFormat.XY_UV_Color_TexId = vfmtPosUvColorTexId;
+
 var vfmtPosUvTwoColor = new gfx.VertexFormat([
     { name: gfx.ATTR_POSITION, type: gfx.ATTR_TYPE_FLOAT32, num: 2 },
     { name: gfx.ATTR_UV0, type: gfx.ATTR_TYPE_FLOAT32, num: 2 },
@@ -76,5 +85,6 @@ module.exports = {
     vfmtPosUvTwoColor,
     vfmtPosUv,
     vfmtPosColor,
-    vfmtPos
+    vfmtPos,
-};
+    vfmtPosUvColorTexId
+};

engine/cocos2d/renderer/gfx/enums.js

@@ -178,6 +178,7 @@ export const enums = {
   ATTR_TEX_COORD6: 'a_texCoord6',
   ATTR_TEX_COORD7: 'a_texCoord7',
   ATTR_TEX_COORD8: 'a_texCoord8',
+  ATTR_TEX_ID: 'a_texId',
 
 
   // vertex attribute type
@@ -360,4 +361,4 @@ export function glTextureFmt(fmt) {
   }
 
   return result;
-}
+}

engine/modules.json

@@ -164,7 +164,8 @@
     "name": "MotionStreak",
     "entries": [
       "./cocos2d/core/components/CCMotionStreak.js",
-      "./cocos2d/core/renderer/webgl/assemblers/motion-streak.js"
+      "./cocos2d/core/renderer/webgl/assemblers/motion-streak.js",
+      "./cocos2d/core/renderer/webgl/assemblers/motion-streak-multi.js"
     ],
     "dependencies": ["WebGL Renderer"]
   },