OgreDefaultHardwareBufferManager.h
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1 /*
2 -----------------------------------------------------------------------------
3 This source file is part of OGRE
4  (Object-oriented Graphics Rendering Engine)
5 For the latest info, see http://www.ogre3d.org/
6 
7 Copyright (c) 2000-2013 Torus Knot Software Ltd
8 
9 Permission is hereby granted, free of charge, to any person obtaining a copy
10 of this software and associated documentation files (the "Software"), to deal
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28 
29 #ifndef __DefaultHardwareBufferManager_H__
30 #define __DefaultHardwareBufferManager_H__
31 
32 #include "OgrePrerequisites.h"
38 
39 namespace Ogre {
49  {
50  protected:
51  unsigned char* mData;
53  void* lockImpl(size_t offset, size_t length, LockOptions options);
55  void unlockImpl(void);
56  public:
57  DefaultHardwareVertexBuffer(size_t vertexSize, size_t numVertices, HardwareBuffer::Usage usage);
58  DefaultHardwareVertexBuffer(HardwareBufferManagerBase* mgr, size_t vertexSize, size_t numVertices,
59  HardwareBuffer::Usage usage);
62  void readData(size_t offset, size_t length, void* pDest);
64  void writeData(size_t offset, size_t length, const void* pSource,
65  bool discardWholeBuffer = false);
67  void* lock(size_t offset, size_t length, LockOptions options);
69  void unlock(void);
70 
71 
72  };
73 
76  {
77  protected:
78  unsigned char* mData;
80  void* lockImpl(size_t offset, size_t length, LockOptions options);
82  void unlockImpl(void);
83  public:
84  DefaultHardwareIndexBuffer(IndexType idxType, size_t numIndexes, HardwareBuffer::Usage usage);
87  void readData(size_t offset, size_t length, void* pDest);
89  void writeData(size_t offset, size_t length, const void* pSource,
90  bool discardWholeBuffer = false);
92  void* lock(size_t offset, size_t length, LockOptions options);
94  void unlock(void);
95 
96  };
97 
100  {
101  protected:
102  unsigned char* mData;
104  void* lockImpl(size_t offset, size_t length, LockOptions options);
106  void unlockImpl(void);
108  //bool updateStructure(const Any& renderSystemInfo);
109 
110  public:
111  DefaultHardwareUniformBuffer(HardwareBufferManagerBase* mgr, size_t sizeBytes, HardwareBuffer::Usage usage, bool useShadowBuffer = false, const String& name = "");
114  void readData(size_t offset, size_t length, void* pDest);
116  void writeData(size_t offset, size_t length, const void* pSource,
117  bool discardWholeBuffer = false);
119  void* lock(size_t offset, size_t length, LockOptions options);
121  void unlock(void);
122  };
123 
126  {
127  protected:
128  unsigned char* mData;
130  void* lockImpl(size_t offset, size_t length, LockOptions options);
132  void unlockImpl(void);
134  //bool updateStructure(const Any& renderSystemInfo);
135 
136  public:
137  DefaultHardwareCounterBuffer(HardwareBufferManagerBase* mgr, size_t sizeBytes, HardwareBuffer::Usage usage, bool useShadowBuffer = false, const String& name = "");
140  void readData(size_t offset, size_t length, void* pDest);
142  void writeData(size_t offset, size_t length, const void* pSource,
143  bool discardWholeBuffer = false);
145  void* lock(size_t offset, size_t length, LockOptions options);
147  void unlock(void);
148  };
149 
158  {
159  public:
164  createVertexBuffer(size_t vertexSize, size_t numVerts,
165  HardwareBuffer::Usage usage, bool useShadowBuffer = false);
169  HardwareBuffer::Usage usage, bool useShadowBuffer = false);
175  bool useShadowBuffer = false, const String& name = "");
179  bool useShadowBuffer = false, const String& name = "");
180  };
181 
184  {
185  public:
188  {
189 
190  }
192  {
193  OGRE_DELETE mImpl;
194  }
195  };
196 
200 }
201 
202 #endif
#define _OgreExport
Definition: OgrePlatform.h:257
Specialisation of HardwareBufferManagerBase to emulate hardware buffers.
HardwareUniformBufferSharedPtr createUniformBuffer(size_t sizeBytes, HardwareBuffer::Usage usage=HardwareBuffer::HBU_DYNAMIC_WRITE_ONLY_DISCARDABLE, bool useShadowBuffer=false, const String &name="")
Create a hardware uniform buffer.
RenderToVertexBufferSharedPtr createRenderToVertexBuffer()
Create a hardware vertex buffer.
HardwareCounterBufferSharedPtr createCounterBuffer(size_t sizeBytes, HardwareBuffer::Usage usage=HardwareBuffer::HBU_DYNAMIC_WRITE_ONLY_DISCARDABLE, bool useShadowBuffer=false, const String &name="")
Create a hardware counter buffer.
HardwareVertexBufferSharedPtr createVertexBuffer(size_t vertexSize, size_t numVerts, HardwareBuffer::Usage usage, bool useShadowBuffer=false)
Creates a vertex buffer.
HardwareIndexBufferSharedPtr createIndexBuffer(HardwareIndexBuffer::IndexType itype, size_t numIndexes, HardwareBuffer::Usage usage, bool useShadowBuffer=false)
Create a hardware index buffer.
DefaultHardwareBufferManager as a Singleton.
Specialisation of HardwareCounterBuffer for emulation.
void * lock(size_t offset, size_t length, LockOptions options)
Override HardwareBuffer to turn off all shadowing.
void writeData(size_t offset, size_t length, const void *pSource, bool discardWholeBuffer=false)
See HardwareBuffer.
void unlockImpl(void)
See HardwareBuffer.
void unlock(void)
Override HardwareBuffer to turn off all shadowing.
void readData(size_t offset, size_t length, void *pDest)
See HardwareBuffer.
void * lockImpl(size_t offset, size_t length, LockOptions options)
See HardwareBuffer.
DefaultHardwareCounterBuffer(HardwareBufferManagerBase *mgr, size_t sizeBytes, HardwareBuffer::Usage usage, bool useShadowBuffer=false, const String &name="")
Specialisation of HardwareIndexBuffer for emulation.
DefaultHardwareIndexBuffer(IndexType idxType, size_t numIndexes, HardwareBuffer::Usage usage)
void * lock(size_t offset, size_t length, LockOptions options)
Override HardwareBuffer to turn off all shadowing.
void unlockImpl(void)
See HardwareBuffer.
void readData(size_t offset, size_t length, void *pDest)
See HardwareBuffer.
void unlock(void)
Override HardwareBuffer to turn off all shadowing.
void * lockImpl(size_t offset, size_t length, LockOptions options)
See HardwareBuffer.
void writeData(size_t offset, size_t length, const void *pSource, bool discardWholeBuffer=false)
See HardwareBuffer.
Specialisation of HardwareUniformBuffer for emulation.
void readData(size_t offset, size_t length, void *pDest)
See HardwareBuffer.
void * lockImpl(size_t offset, size_t length, LockOptions options)
See HardwareBuffer.
void writeData(size_t offset, size_t length, const void *pSource, bool discardWholeBuffer=false)
See HardwareBuffer.
DefaultHardwareUniformBuffer(HardwareBufferManagerBase *mgr, size_t sizeBytes, HardwareBuffer::Usage usage, bool useShadowBuffer=false, const String &name="")
void unlock(void)
Override HardwareBuffer to turn off all shadowing.
void * lock(size_t offset, size_t length, LockOptions options)
Override HardwareBuffer to turn off all shadowing.
void unlockImpl(void)
See HardwareBuffer.
Specialisation of HardwareVertexBuffer for emulation.
void * lock(size_t offset, size_t length, LockOptions options)
Override HardwareBuffer to turn off all shadowing.
DefaultHardwareVertexBuffer(HardwareBufferManagerBase *mgr, size_t vertexSize, size_t numVertices, HardwareBuffer::Usage usage)
void * lockImpl(size_t offset, size_t length, LockOptions options)
See HardwareBuffer.
DefaultHardwareVertexBuffer(size_t vertexSize, size_t numVertices, HardwareBuffer::Usage usage)
void writeData(size_t offset, size_t length, const void *pSource, bool discardWholeBuffer=false)
See HardwareBuffer.
void unlockImpl(void)
See HardwareBuffer.
void readData(size_t offset, size_t length, void *pDest)
See HardwareBuffer.
void unlock(void)
Override HardwareBuffer to turn off all shadowing.
Base definition of a hardware buffer manager.
Singleton wrapper for hardware buffer manager.
LockOptions
Locking options.
Usage
Enums describing buffer usage; not mutually exclusive.
@ HBU_DYNAMIC_WRITE_ONLY_DISCARDABLE
Combination of HBU_DYNAMIC, HBU_WRITE_ONLY and HBU_DISCARDABLE.
Shared pointer implementation used to share counter buffers.
Specialisation of HardwareBuffer for a counter buffer.
Shared pointer implementation used to share index buffers.
Specialisation of HardwareBuffer for vertex index buffers, still abstract.
Shared pointer implementation used to share uniform buffers.
Specialisation of HardwareBuffer for a uniform buffer.
Shared pointer implementation used to share vertex buffers.
Specialisation of HardwareBuffer for a vertex buffer.
Reference-counted shared pointer, used for objects where implicit destruction is required.
#define OGRE_NEW
#define OGRE_DELETE
_StringBase String

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