mirror of https://github.com/axmolengine/axmol.git
108 lines
2.8 KiB
C++
108 lines
2.8 KiB
C++
/****************************************************************************
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Copyright (c) 2013 cocos2d-x.org
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#ifndef __CC_RENDERER_H_
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#define __CC_RENDERER_H_
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#include "CCPlatformMacros.h"
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#include "CCRenderCommand.h"
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#include "CCGLProgram.h"
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#include "CCGL.h"
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#include <vector>
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#include <stack>
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NS_CC_BEGIN
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class EventListenerCustom;
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typedef std::vector<RenderCommand*> RenderQueue;
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struct RenderStackElement
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{
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int renderQueueID;
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size_t currentIndex;
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};
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class Renderer
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{
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public:
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static const int VBO_SIZE = 65536 / 6;
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Renderer();
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~Renderer();
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//TODO manage GLView inside Render itself
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void initGLView();
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//TODO support multiple viewport
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void addCommand(RenderCommand* command);
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void addCommand(RenderCommand* command, int renderQueue);
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void pushGroup(int renderQueueID);
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void popGroup();
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int createRenderQueue();
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void render();
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protected:
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void setupIndices();
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//Setup VBO or VAO based on OpenGL extensions
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void setupBuffer();
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void setupVBOAndVAO();
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void setupVBO();
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void mapBuffers();
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void drawBatchedQuads();
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//Draw the previews queued quads and flush previous context
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void flush();
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std::stack<int> _commandGroupStack;
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std::stack<RenderStackElement> _renderStack;
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std::vector<RenderQueue> _renderGroups;
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int _lastMaterialID;
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size_t _firstCommand;
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size_t _lastCommand;
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V3F_C4B_T2F_Quad _quads[VBO_SIZE];
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GLushort _indices[6 * VBO_SIZE];
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GLuint _quadVAO;
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GLuint _buffersVBO[2]; //0: vertex 1: indices
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int _numQuads;
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bool _glViewAssigned;
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#if CC_ENABLE_CACHE_TEXTURE_DATA
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EventListenerCustom* _cacheTextureListener;
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#endif
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};
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NS_CC_END
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#endif //__CC_RENDERER_H_
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