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Object-Oriented Graphics Rendering Engine
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OgreGLES2HardwareVertexBuffer.h
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1 /*
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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 
29 #ifndef __GLES2HardwareVertexBuffer_H__
30 #define __GLES2HardwareVertexBuffer_H__
31 
32 #include "OgreGLES2Prerequisites.h"
35 
36 namespace Ogre {
39  {
40  private:
41  GLuint mBufferId;
42 
43  protected:
45  void* lockImpl(size_t offset, size_t length, LockOptions options);
47  void unlockImpl(void);
48 
49  void createBuffer();
50 
51  void destroyBuffer();
52 
53 #if OGRE_PLATFORM == OGRE_PLATFORM_ANDROID
54 
55  virtual void notifyOnContextLost();
56 
58  virtual void notifyOnContextReset();
59 #endif
60 
61  public:
62  GLES2HardwareVertexBuffer(HardwareBufferManagerBase* mgr, size_t vertexSize, size_t numVertices,
63  HardwareBuffer::Usage usage, bool useShadowBuffer);
64  virtual ~GLES2HardwareVertexBuffer();
65 
67  void readData(size_t offset, size_t length, void* pDest);
68 
70  void writeData(size_t offset, size_t length,
71  const void* pSource, bool discardWholeBuffer = false);
72 #if OGRE_NO_GLES3_SUPPORT == 0
73 
74  void copyData(HardwareBuffer& srcBuffer, size_t srcOffset,
75  size_t dstOffset, size_t length, bool discardWholeBuffer = false);
76 #endif
77 
78  void _updateFromShadow(void);
79 
80  inline GLuint getGLBufferId(void) const { return mBufferId; }
81  };
82 }
83 
84 #endif
#define _OgreGLES2Export
#define MANAGED_RESOURCE
Base definition of a hardware buffer manager.
Usage
Enums describing buffer usage; not mutually exclusive.
Specialisation of HardwareVertexBuffer for OpenGL ES.
Abstract class defining common features of hardware buffers.
Specialisation of HardwareBuffer for a vertex buffer.