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Object-Oriented Graphics Rendering Engine
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OgreGL3PlusHardwareUniformBuffer.h
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28 #ifndef __GL3PlusHARDWAREUNIFORMBUFFER_H__
29 #define __GL3PlusHARDWAREUNIFORMBUFFER_H__
30 
33 
34 namespace Ogre {
35 
38  {
40  {
41  //TODO should this be a name, property map? Probably.
42  std::vector<GLuint> indices;
43  std::vector<GLint> offsets;
44  /* std::vector<GLint> arrayStrides; */
45  /* std::vector<GLint> matrixStrides; */
46  };
47 
48  private:
49  GLuint mBufferId;
50  GLint mBinding;
51 
52  protected:
54  void* lockImpl(size_t offset, size_t length, LockOptions options);
56  void unlockImpl(void);
57 
58  public:
60 
62  bool useShadowBuffer, const String& name);
64 
66  void readData(size_t offset, size_t length, void* pDest);
67 
69  void writeData(size_t offset, size_t length,
70  const void* pSource, bool discardWholeBuffer = false);
71 
73  void copyData(HardwareBuffer& srcBuffer, size_t srcOffset,
74  size_t dstOffset, size_t length, bool discardWholeBuffer = false);
75 
76  inline GLuint getGLBufferId(void) const { return mBufferId; }
77  void setGLBufferBinding(GLint binding);
78  inline GLint getGLBufferBinding(void) const { return mBinding; }
79  };
80 }
81 #endif // __GL3PlusHARDWAREUNIFORMBUFFER_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.
_StringBase String
Definition: OgreCommon.h:53
Specialisation of HardwareUniformBuffer for OpenGL.