#include <OgreHardwareVertexBuffer.h>
Inheritance diagram for Ogre::HardwareVertexBuffer:
Public Types | |
enum | Usage { HBU_STATIC = 1, HBU_DYNAMIC = 2, HBU_WRITE_ONLY = 4, HBU_STATIC_WRITE_ONLY = 5, HBU_DYNAMIC_WRITE_ONLY = 6 } |
Enums describing buffer usage; not mutually exclusive. More... | |
enum | LockOptions { HBL_NORMAL, HBL_DISCARD, HBL_READ_ONLY, HBL_NO_OVERWRITE } |
Locking options. More... | |
Public Methods | |
HardwareVertexBuffer (size_t vertexSize, size_t numVertices, HardwareBuffer::Usage usage, bool useSystemMemory, bool useShadowBuffer) | |
Should be called by HardwareBufferManager. | |
~HardwareVertexBuffer () | |
size_t | getVertexSize (void) const |
Gets the size in bytes of a single vertex in this buffer. | |
size_t | getNumVertices (void) const |
Get the number of vertices in this buffer. | |
virtual void * | lock (size_t offset, size_t length, LockOptions options) |
Lock the buffer for (potentially) reading / writing. | |
void * | lock (LockOptions options) |
Lock the entire buffer for (potentially) reading / writing. | |
virtual void | unlock (void) |
Releases the lock on this buffer. | |
virtual void | readData (size_t offset, size_t length, void *pDest)=0 |
Reads data from the buffer and places it in the memory pointed to by pDest. | |
virtual void | writeData (size_t offset, size_t length, const void *pSource, bool discardWholeBuffer=false)=0 |
Writes data to the buffer from an area of system memory; note that you must ensure that your buffer is big enough. | |
virtual void | copyData (HardwareBuffer &srcBuffer, size_t srcOffset, size_t dstOffset, size_t length, bool discardWholeBuffer=false) |
Copy data from another buffer into this one. | |
virtual void | _updateFromShadow (void) |
Updates the real buffer from the shadow buffer, if required. | |
size_t | getSizeInBytes (void) const |
Returns the size of this buffer in bytes. | |
Usage | getUsage (void) const |
Returns the Usage flags with which this buffer was created. | |
bool | isSystemMemory (void) const |
Returns whether this buffer is held in system memory. | |
bool | isLocked (void) const |
Returns whether or not this buffer is currently locked. | |
Protected Methods | |
virtual void * | lockImpl (size_t offset, size_t length, LockOptions options)=0 |
Internal implementation of lock(). | |
virtual void | unlockImpl (void)=0 |
Internal implementation of unlock(). | |
Protected Attributes | |
size_t | mNumVertices |
size_t | mVertexSize |
size_t | mSizeInBytes |
Usage | mUsage |
bool | mIsLocked |
size_t | mLockStart |
size_t | mLockSize |
bool | mSystemMemory |
bool | mUseShadowBuffer |
HardwareBuffer * | mpShadowBuffer |
bool | mShadowUpdated |
Definition at line 36 of file OgreHardwareVertexBuffer.h.
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Locking options.
Definition at line 96 of file OgreHardwareBuffer.h. |
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Enums describing buffer usage; not mutually exclusive.
Definition at line 69 of file OgreHardwareBuffer.h. |
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Should be called by HardwareBufferManager.
Definition at line 36 of file OgreHardwareVertexBuffer.cpp. References mNumVertices, Ogre::HardwareBuffer::mpShadowBuffer, Ogre::HardwareBuffer::mSizeInBytes, and mVertexSize. |
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Definition at line 55 of file OgreHardwareVertexBuffer.cpp. References Ogre::HardwareBuffer::mpShadowBuffer. |
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Updates the real buffer from the shadow buffer, if required.
Definition at line 247 of file OgreHardwareBuffer.h. References Ogre::HardwareBuffer::lockImpl(), and Ogre::HardwareBuffer::unlockImpl(). |
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Copy data from another buffer into this one.
Definition at line 237 of file OgreHardwareBuffer.h. References Ogre::HardwareBuffer::lock(), and Ogre::HardwareBuffer::unlock(). |
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Get the number of vertices in this buffer.
Definition at line 51 of file OgreHardwareVertexBuffer.h. |
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Returns the size of this buffer in bytes.
Definition at line 272 of file OgreHardwareBuffer.h. |
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Returns the Usage flags with which this buffer was created.
Definition at line 274 of file OgreHardwareBuffer.h. |
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Gets the size in bytes of a single vertex in this buffer.
Definition at line 49 of file OgreHardwareVertexBuffer.h. Referenced by Ogre::D3D9RenderSystem::setVertexBufferBinding(). |
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Returns whether or not this buffer is currently locked.
Definition at line 278 of file OgreHardwareBuffer.h. Referenced by Ogre::HardwareBuffer::unlock(). |
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Returns whether this buffer is held in system memory.
Definition at line 276 of file OgreHardwareBuffer.h. |
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Lock the entire buffer for (potentially) reading / writing.
Definition at line 173 of file OgreHardwareBuffer.h. |
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Lock the buffer for (potentially) reading / writing.
Reimplemented in Ogre::DefaultHardwareVertexBuffer, Ogre::DefaultHardwareIndexBuffer, Ogre::GLDefaultHardwareVertexBuffer, and Ogre::GLDefaultHardwareIndexBuffer. Definition at line 143 of file OgreHardwareBuffer.h. Referenced by Ogre::HardwareBuffer::copyData(), Ogre::D3D9HardwareVertexBuffer::readData(), Ogre::D3D9HardwareIndexBuffer::readData(), Ogre::D3D9HardwareVertexBuffer::writeData(), and Ogre::D3D9HardwareIndexBuffer::writeData(). |
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Internal implementation of lock().
Implemented in Ogre::DefaultHardwareVertexBuffer, Ogre::DefaultHardwareIndexBuffer, Ogre::D3D9HardwareIndexBuffer, Ogre::D3D9HardwareVertexBuffer, Ogre::GLDefaultHardwareVertexBuffer, Ogre::GLDefaultHardwareIndexBuffer, Ogre::GLHardwareIndexBuffer, and Ogre::GLHardwareVertexBuffer. Referenced by Ogre::HardwareBuffer::_updateFromShadow(). |
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Reads data from the buffer and places it in the memory pointed to by pDest.
Implemented in Ogre::DefaultHardwareVertexBuffer, Ogre::DefaultHardwareIndexBuffer, Ogre::D3D9HardwareIndexBuffer, Ogre::D3D9HardwareVertexBuffer, Ogre::GLDefaultHardwareVertexBuffer, Ogre::GLDefaultHardwareIndexBuffer, Ogre::GLHardwareIndexBuffer, and Ogre::GLHardwareVertexBuffer. |
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Releases the lock on this buffer.
Reimplemented in Ogre::DefaultHardwareVertexBuffer, Ogre::DefaultHardwareIndexBuffer, Ogre::GLDefaultHardwareVertexBuffer, and Ogre::GLDefaultHardwareIndexBuffer. Definition at line 189 of file OgreHardwareBuffer.h. References Ogre::HardwareBuffer::isLocked(). Referenced by Ogre::HardwareBuffer::copyData(), Ogre::D3D9HardwareVertexBuffer::readData(), Ogre::D3D9HardwareIndexBuffer::readData(), Ogre::D3D9HardwareVertexBuffer::writeData(), and Ogre::D3D9HardwareIndexBuffer::writeData(). |
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Internal implementation of unlock().
Implemented in Ogre::DefaultHardwareVertexBuffer, Ogre::DefaultHardwareIndexBuffer, Ogre::D3D9HardwareIndexBuffer, Ogre::D3D9HardwareVertexBuffer, Ogre::GLDefaultHardwareVertexBuffer, Ogre::GLDefaultHardwareIndexBuffer, Ogre::GLHardwareIndexBuffer, and Ogre::GLHardwareVertexBuffer. Referenced by Ogre::HardwareBuffer::_updateFromShadow(). |
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Writes data to the buffer from an area of system memory; note that you must ensure that your buffer is big enough.
Implemented in Ogre::DefaultHardwareVertexBuffer, Ogre::DefaultHardwareIndexBuffer, Ogre::D3D9HardwareIndexBuffer, Ogre::D3D9HardwareVertexBuffer, Ogre::GLDefaultHardwareVertexBuffer, Ogre::GLDefaultHardwareIndexBuffer, Ogre::GLHardwareIndexBuffer, and Ogre::GLHardwareVertexBuffer. |
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Definition at line 120 of file OgreHardwareBuffer.h. |
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Definition at line 119 of file OgreHardwareBuffer.h. |
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Definition at line 40 of file OgreHardwareVertexBuffer.h. Referenced by HardwareVertexBuffer(). |
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Definition at line 123 of file OgreHardwareBuffer.h. Referenced by Ogre::HardwareIndexBuffer::HardwareIndexBuffer(), HardwareVertexBuffer(), Ogre::HardwareIndexBuffer::~HardwareIndexBuffer(), and ~HardwareVertexBuffer(). |
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Definition at line 124 of file OgreHardwareBuffer.h. |
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Definition at line 121 of file OgreHardwareBuffer.h. |
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Definition at line 117 of file OgreHardwareBuffer.h. Referenced by Ogre::GLHardwareVertexBuffer::lockImpl(), Ogre::GLHardwareIndexBuffer::lockImpl(), Ogre::D3D9HardwareVertexBuffer::lockImpl(), Ogre::D3D9HardwareIndexBuffer::lockImpl(), Ogre::GLHardwareVertexBuffer::writeData(), and Ogre::GLHardwareIndexBuffer::writeData(). |
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Definition at line 122 of file OgreHardwareBuffer.h. |
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Definition at line 41 of file OgreHardwareVertexBuffer.h. Referenced by HardwareVertexBuffer(). |
Copyright © 2002-2003 by The OGRE Team
Last modified Wed Jan 21 00:17:52 2004