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Object-Oriented Graphics Rendering Engine
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OgreGL3PlusHardwareShaderStorageBuffer.h
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1 /*
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3  This source file is part of OGRE
4  (Object-oriented Graphics Rendering Engine)
5  For the latest info, see http://www.ogre3d.org/
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7  Copyright (c) 2000-2014 Torus Knot Software Ltd
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28 #ifndef __GL3PlusHARDWARESHADERSTORAGEBUFFER_H__
29 #define __GL3PlusHARDWARESHADERSTORAGEBUFFER_H__
30 
33 //#include "OgreHardwareShaderStorageBuffer.h"
34 
35 namespace Ogre {
36 
39  {
40  private:
41  GLuint mBufferId;
42  GLint mBinding;
43 
44  protected:
46  void* lockImpl(size_t offset, size_t length, LockOptions options);
48  void unlockImpl(void);
49 
50  public:
52  bool useShadowBuffer, const String& name);
54 
56  void readData(size_t offset, size_t length, void* pDest);
57 
59  void writeData(size_t offset, size_t length,
60  const void* pSource, bool discardWholeBuffer = false);
61 
63  void copyData(HardwareBuffer& srcBuffer, size_t srcOffset,
64  size_t dstOffset, size_t length, bool discardWholeBuffer = false);
65 
66  inline GLuint getGLBufferId(void) const { return mBufferId; }
67  void setGLBufferBinding(GLint binding);
68  inline GLint getGLBufferBinding(void) const { return mBinding; }
69  };
70 }
71 #endif // __GL3PlusHARDWARESHADERSTORAGEBUFFER_H__
LockOptions
Locking options.
Base definition of a hardware buffer manager.
Specialisation of HardwareBuffer for a uniform buffer.
Usage
Enums describing buffer usage; not mutually exclusive.
#define _OgreGL3PlusExport
Abstract class defining common features of hardware buffers.
Specialisation of HardwareUniformBuffer for the OpenGL Shader Storage Buffer.
_StringBase String
Definition: OgreCommon.h:53