ios_project/proj.ios_mac/cocos2d-x/cocos/editor-support/MeshBuffer.h

/****************************************************************************
 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
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 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.
 
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 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 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);
    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