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cocos2d-x/cocos/editor-support/MeshBuffer.h

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+/****************************************************************************
+ Copyright (c) 2018 Xiamen Yaji Software Co., Ltd.
+ 
+ http://www.cocos2d-x.org
+ 
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated documentation files (the "Software"), to deal
+ in the Software without restriction, including without limitation the rights
+ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ copies of the Software, and to permit persons to whom the Software is
+ furnished to do so, subject to the following conditions:
+ 
+ The above copyright notice and this permission notice shall be included in
+ all copies or substantial portions of the Software.
+ 
+ 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.
+ ****************************************************************************/
+#pragma once
+
+#include "IOBuffer.h"
+#include <vector>
+#include "renderer/gfx/VertexBuffer.h"
+#include "renderer/gfx/IndexBuffer.h"
+
+MIDDLEWARE_BEGIN
+
+class MeshBuffer
+{
+public:
+    MeshBuffer(int vertexFormat);
+    MeshBuffer(int vertexFormat, size_t indexSize, size_t vertexSize);
+
+    virtual ~MeshBuffer();
+
+    inline cocos2d::renderer::VertexBuffer* getGLVB()
+    {
+        return _glVBArr[_bufferPos];
+    }
+    
+    inline cocos2d::renderer::IndexBuffer* getGLIB()
+    {
+        return _glIBArr[_bufferPos];
+    }
+    
+    IOBuffer& getVB()
+    {
+        return _vb;
+    }
+    
+    IOBuffer& getIB()
+    {
+        return _ib;
+    }
+    
+    void uploadVB();
+    void uploadIB();
+    void reset();
+private:
+    void next();
+private:
+    std::vector<cocos2d::renderer::IndexBuffer*> _glIBArr;
+    std::vector<cocos2d::renderer::VertexBuffer*> _glVBArr;
+    
+    std::size_t _bufferPos = 0;
+    IOBuffer _vb;
+    IOBuffer _ib;
+    int _vertexFormat = 0;
+};
+
+MIDDLEWARE_END