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OgreGLES2DefaultHardwareBufferManager.h
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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, UploadOptions uploadOpt = HBU_DEFAULT);
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, UploadOptions uploadOpt = HBU_DEFAULT);
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, UploadOptions uploadOpt = HBU_DEFAULT);
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  }
172  createUniformBuffer(size_t sizeBytes, HardwareBuffer::Usage usage,bool useShadowBuffer, const String& name = "")
173  {
175  "GLES does not support render to vertex buffer objects",
176  "GLES2DefaultHardwareBufferManager::createUniformBuffer");
177  }
178  };
179 }
180 
181 #endif
Singleton wrapper for hardware buffer manager.
Shared pointer implementation used to share uniform buffers.
HardwareCounterBufferSharedPtr createCounterBuffer(size_t sizeBytes, HardwareBuffer::Usage usage=HardwareBuffer::HBU_DYNAMIC_WRITE_ONLY_DISCARDABLE, bool useShadowBuffer=false, const String &name="")
Create counter buffer.
#define _OgreGLES2Export
Specialisation of HardwareIndexBuffer for emulation.
Specialisation of HardwareBuffer for vertex index buffers, still abstract.
Shared pointer implementation used to share vertex buffers.
HardwareUniformBufferSharedPtr createUniformBuffer(size_t sizeBytes, HardwareBuffer::Usage usage, bool useShadowBuffer, const String &name="")
Create uniform buffer.
Specialisation of HardwareVertexBuffer for emulation.
Combination of HBU_DYNAMIC, HBU_WRITE_ONLY and HBU_DISCARDABLE.
Shared pointer implementation used to share index buffers.
LockOptions
Locking options.
#define OGRE_EXCEPT(num, desc, src)
Base definition of a hardware buffer manager.
Specialisation of HardwareBuffer for a uniform buffer.
Usage
Enums describing buffer usage; not mutually exclusive.
Specialisation of HardwareBufferManager to emulate hardware buffers.
UploadOptions
Device load options The following enum is used to controls how data is loaded to devices in a multi d...
#define OGRE_DELETE
#define OGRE_NEW
GLES2DefaultHardwareBufferManagerBase as a Singleton.
Shared pointer implementation used to share counter buffers.
Specialisation of HardwareBuffer for a vertex buffer.
Reference-counted shared pointer, used for objects where implicit destruction is required.
_StringBase String
Definition: OgreCommon.h:53
Specialisation of HardwareUniformBuffer for emulation.