OgreGLES2DefaultHardwareBufferManager.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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28 
29 #ifndef __GLES2DefaultHardwareBufferManager_H__
30 #define __GLES2DefaultHardwareBufferManager_H__
31 
32 #include "OgreGLES2Prerequisites.h"
37 
38 namespace Ogre {
41  {
42  protected:
43  unsigned char* mData;
45  void* lockImpl(size_t offset, size_t length, LockOptions options);
47  void unlockImpl(void);
48 
49  public:
50  GLES2DefaultHardwareVertexBuffer(size_t vertexSize, size_t numVertices,
51  HardwareBuffer::Usage usage);
52  GLES2DefaultHardwareVertexBuffer(HardwareBufferManagerBase* mgr, size_t vertexSize, size_t numVertices,
53  HardwareBuffer::Usage usage);
56  void readData(size_t offset, size_t length, void* pDest);
58  void writeData(size_t offset, size_t length, const void* pSource,
59  bool discardWholeBuffer = false);
61  void* lock(size_t offset, size_t length, LockOptions options);
63  void unlock(void);
64 
65  void* getDataPtr(size_t offset) const { return (void*)(mData + offset); }
66  };
67 
70  {
71  protected:
72  unsigned char* mData;
74  void* lockImpl(size_t offset, size_t length, LockOptions options);
76  void unlockImpl(void);
77 
78  public:
79  GLES2DefaultHardwareIndexBuffer(IndexType idxType, size_t numIndexes, HardwareBuffer::Usage usage);
82  void readData(size_t offset, size_t length, void* pDest);
84  void writeData(size_t offset, size_t length, const void* pSource,
85  bool discardWholeBuffer = false);
87  void* lock(size_t offset, size_t length, LockOptions options);
89  void unlock(void);
90 
91  void* getDataPtr(size_t offset) const { return (void*)(mData + offset); }
92  };
93 
96  {
97  protected:
98  unsigned char* mData;
100  void* lockImpl(size_t offset, size_t length, LockOptions options);
102  void unlockImpl(void);
103 
104  public:
105  GLES2DefaultHardwareUniformBuffer(size_t bufferSize, HardwareBuffer::Usage usage, bool useShadowBuffer, const String& name);
107  HardwareBuffer::Usage usage, bool useShadowBuffer, const String& name);
110  void readData(size_t offset, size_t length, void* pDest);
112  void writeData(size_t offset, size_t length, const void* pSource,
113  bool discardWholeBuffer = false);
115  void* lock(size_t offset, size_t length, LockOptions options);
117  void unlock(void);
118 
119  void* getDataPtr(size_t offset) const { return (void*)(mData + offset); }
120  };
121 
130  {
131  public:
136  createVertexBuffer(size_t vertexSize, size_t numVerts,
137  HardwareBuffer::Usage usage, bool useShadowBuffer = false);
140  createIndexBuffer(HardwareIndexBuffer::IndexType itype, size_t numIndexes,
141  HardwareBuffer::Usage usage, bool useShadowBuffer = false);
143  RenderToVertexBufferSharedPtr createRenderToVertexBuffer(void);
144 
146  createUniformBuffer(size_t sizeBytes, HardwareBuffer::Usage usage,bool useShadowBuffer, const String& name = "");
147 
150  bool useShadowBuffer = false, const String& name = "")
151  {
153  "GLES2 does not support atomic counter buffers",
154  "GLES2DefaultHardwareBufferManagerBase::createCounterBuffer");
155  }
156  };
157 
160  {
161  public:
164  {
165 
166  }
168  {
169  OGRE_DELETE mImpl;
170  }
171  };
172 }
173 
174 #endif
Ogre::Exception::ERR_RENDERINGAPI_ERROR
@ ERR_RENDERINGAPI_ERROR
Definition: OgreException.h:104
Ogre::HardwareCounterBufferSharedPtr
Shared pointer implementation used to share counter buffers.
Definition: OgreHardwareCounterBuffer.h:68
Ogre
Definition: OgreAndroidLogListener.h:34
Ogre::GLES2DefaultHardwareVertexBuffer
Specialisation of HardwareVertexBuffer for emulation.
Definition: OgreGLES2DefaultHardwareBufferManager.h:40
Ogre::GLES2DefaultHardwareBufferManager::~GLES2DefaultHardwareBufferManager
~GLES2DefaultHardwareBufferManager()
Definition: OgreGLES2DefaultHardwareBufferManager.h:167
Ogre::GLES2DefaultHardwareIndexBuffer
Specialisation of HardwareIndexBuffer for emulation.
Definition: OgreGLES2DefaultHardwareBufferManager.h:69
Ogre::HardwareBufferManagerBase
Base definition of a hardware buffer manager.
Definition: OgreHardwareBufferManager.h:113
OgreHardwareUniformBuffer.h
OGRE_DELETE
#define OGRE_DELETE
Definition: OgreMemoryAllocatorConfig.h:474
Ogre::GLES2DefaultHardwareBufferManager
GLES2DefaultHardwareBufferManagerBase as a Singleton.
Definition: OgreGLES2DefaultHardwareBufferManager.h:159
Ogre::HardwareIndexBufferSharedPtr
Shared pointer implementation used to share index buffers.
Definition: OgreHardwareIndexBuffer.h:79
OgreHardwareIndexBuffer.h
Ogre::String
_StringBase String
Definition: OgrePrerequisites.h:439
Ogre::HardwareUniformBufferSharedPtr
Shared pointer implementation used to share uniform buffers.
Definition: OgreHardwareUniformBuffer.h:68
Ogre::HardwareIndexBuffer
Specialisation of HardwareBuffer for vertex index buffers, still abstract.
Definition: OgreHardwareIndexBuffer.h:46
Ogre::HardwareVertexBufferSharedPtr
Shared pointer implementation used to share vertex buffers.
Definition: OgreHardwareVertexBuffer.h:86
Ogre::GLES2DefaultHardwareBufferManagerBase::createCounterBuffer
HardwareCounterBufferSharedPtr createCounterBuffer(size_t sizeBytes, HardwareBuffer::Usage usage=HardwareBuffer::HBU_DYNAMIC_WRITE_ONLY_DISCARDABLE, bool useShadowBuffer=false, const String &name="")
Create counter buffer.
Definition: OgreGLES2DefaultHardwareBufferManager.h:148
Ogre::GLES2DefaultHardwareIndexBuffer::getDataPtr
void * getDataPtr(size_t offset) const
Definition: OgreGLES2DefaultHardwareBufferManager.h:91
Ogre::HardwareBufferManager
Singleton wrapper for hardware buffer manager.
Definition: OgreHardwareBufferManager.h:429
Ogre::HardwareIndexBuffer::IndexType
IndexType
Definition: OgreHardwareIndexBuffer.h:49
Ogre::GLES2DefaultHardwareBufferManagerBase
Specialisation of HardwareBufferManager to emulate hardware buffers.
Definition: OgreGLES2DefaultHardwareBufferManager.h:129
Ogre::SharedPtr
Reference-counted shared pointer, used for objects where implicit destruction is required.
Definition: OgrePrerequisites.h:310
Ogre::GLES2DefaultHardwareIndexBuffer::mData
unsigned char * mData
Definition: OgreGLES2DefaultHardwareBufferManager.h:72
OgreHardwareVertexBuffer.h
Ogre::HardwareUniformBuffer
Specialisation of HardwareBuffer for a uniform buffer.
Definition: OgreHardwareUniformBuffer.h:49
Ogre::HardwareBuffer::HBU_DYNAMIC_WRITE_ONLY_DISCARDABLE
@ HBU_DYNAMIC_WRITE_ONLY_DISCARDABLE
Combination of HBU_DYNAMIC, HBU_WRITE_ONLY and HBU_DISCARDABLE.
Definition: OgreHardwareBuffer.h:116
Ogre::GLES2DefaultHardwareUniformBuffer::getDataPtr
void * getDataPtr(size_t offset) const
Definition: OgreGLES2DefaultHardwareBufferManager.h:119
Ogre::HardwareVertexBuffer
Specialisation of HardwareBuffer for a vertex buffer.
Definition: OgreHardwareVertexBuffer.h:48
_OgreGLES2Export
#define _OgreGLES2Export
Definition: OgreGLES2Prerequisites.h:260
Ogre::GLES2DefaultHardwareUniformBuffer::mData
unsigned char * mData
Definition: OgreGLES2DefaultHardwareBufferManager.h:98
Ogre::GLES2DefaultHardwareUniformBuffer
Specialisation of HardwareUniformBuffer for emulation.
Definition: OgreGLES2DefaultHardwareBufferManager.h:95
OGRE_NEW
#define OGRE_NEW
Definition: OgreMemoryAllocatorConfig.h:473
Ogre::HardwareBuffer::Usage
Usage
Enums describing buffer usage; not mutually exclusive.
Definition: OgreHardwareBuffer.h:79
Ogre::GLES2DefaultHardwareVertexBuffer::getDataPtr
void * getDataPtr(size_t offset) const
Definition: OgreGLES2DefaultHardwareBufferManager.h:65
Ogre::HardwareBuffer::LockOptions
LockOptions
Locking options.
Definition: OgreHardwareBuffer.h:121
OgreHardwareBufferManager.h
OGRE_EXCEPT
#define OGRE_EXCEPT(num, desc, src)
Definition: OgreException.h:334
Ogre::GLES2DefaultHardwareVertexBuffer::mData
unsigned char * mData
Definition: OgreGLES2DefaultHardwareBufferManager.h:43
OgreGLES2Prerequisites.h
Ogre::GLES2DefaultHardwareBufferManager::GLES2DefaultHardwareBufferManager
GLES2DefaultHardwareBufferManager()
Definition: OgreGLES2DefaultHardwareBufferManager.h:162

Copyright © 2012 Torus Knot Software Ltd
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Last modified Tue Apr 13 2021 08:53:15