OGRE
1.10.12
Object-Oriented Graphics Rendering Engine
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Specialisation of HardwareUniformBuffer for OpenGL. More...
#include <OgreGLES2HardwareUniformBuffer.h>
Public Types | |
enum | LockOptions { HBL_NORMAL, HBL_DISCARD, HBL_READ_ONLY, HBL_NO_OVERWRITE, HBL_WRITE_ONLY } |
Locking options. More... | |
enum | UploadOptions { HBU_DEFAULT = 0x0000, HBU_ON_DEMAND = 0x0001 } |
Device load options The following enum is used to controls how data is loaded to devices in a multi device environment This enum only works with the Direct3D 9 render system (5/2013). More... | |
enum | Usage { HBU_STATIC = 1, HBU_DYNAMIC = 2, HBU_WRITE_ONLY = 4, HBU_DISCARDABLE = 8, HBU_STATIC_WRITE_ONLY = HBU_STATIC | HBU_WRITE_ONLY, HBU_DYNAMIC_WRITE_ONLY = HBU_DYNAMIC | HBU_WRITE_ONLY, HBU_DYNAMIC_WRITE_ONLY_DISCARDABLE = HBU_DYNAMIC_WRITE_ONLY | HBU_DISCARDABLE } |
Enums describing buffer usage; not mutually exclusive. More... | |
Public Member Functions | |
GLES2HardwareUniformBuffer (HardwareBufferManagerBase *mgr, size_t bufferSize, HardwareBuffer::Usage usage, bool useShadowBuffer, const String &name) | |
virtual void | _updateFromShadow (void) |
Updates the real buffer from the shadow buffer, if required. More... | |
void | copyData (HardwareBuffer &srcBuffer, size_t srcOffset, size_t dstOffset, size_t length, bool discardWholeBuffer=false) |
See HardwareBuffer. More... | |
virtual void | copyData (HardwareBuffer &srcBuffer) |
Copy all data from another buffer into this one. More... | |
GLint | getGLBufferBinding (void) const |
GLuint | getGLBufferId (void) const |
HardwareBufferManagerBase * | getManager () const |
Return the manager of this buffer, if any. More... | |
const String & | getName () const |
size_t | getSizeInBytes (void) const |
Returns the size of this buffer in bytes. More... | |
Usage | getUsage (void) const |
Returns the Usage flags with which this buffer was created. More... | |
bool | hasShadowBuffer (void) const |
Returns whether this buffer has a system memory shadow for quicker reading. More... | |
bool | isLocked (void) const |
Returns whether or not this buffer is currently locked. More... | |
bool | isSystemMemory (void) const |
Returns whether this buffer is held in system memory. More... | |
virtual void * | lock (size_t offset, size_t length, LockOptions options, UploadOptions uploadOpt=HBU_DEFAULT) |
Lock the buffer for (potentially) reading / writing. More... | |
void * | lock (LockOptions options, UploadOptions uploadOpt=HBU_DEFAULT) |
void | readData (size_t offset, size_t length, void *pDest) |
See HardwareBuffer. More... | |
void | setGLBufferBinding (GLint binding) |
void | suppressHardwareUpdate (bool suppress) |
Pass true to suppress hardware upload of shadow buffer changes. More... | |
virtual void | unlock (void) |
Releases the lock on this buffer. More... | |
void | writeData (size_t offset, size_t length, const void *pSource, bool discardWholeBuffer=false) |
See HardwareBuffer. More... | |
Specialisation of HardwareUniformBuffer for OpenGL.
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inherited |
Enums describing buffer usage; not mutually exclusive.
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inherited |
Locking options.
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inherited |
Device load options The following enum is used to controls how data is loaded to devices in a multi device environment This enum only works with the Direct3D 9 render system (5/2013).
Enumerator | |
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HBU_DEFAULT | |
HBU_ON_DEMAND |
Ogre::GLES2HardwareUniformBuffer::GLES2HardwareUniformBuffer | ( | HardwareBufferManagerBase * | mgr, |
size_t | bufferSize, | ||
HardwareBuffer::Usage | usage, | ||
bool | useShadowBuffer, | ||
const String & | name | ||
) |
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virtual |
See HardwareBuffer.
Implements Ogre::HardwareBuffer.
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virtual |
See HardwareBuffer.
Implements Ogre::HardwareBuffer.
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virtual |
See HardwareBuffer.
Reimplemented from Ogre::HardwareBuffer.
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inline |
References Ogre::GLES2HardwareBuffer::getGLBufferId().
void Ogre::GLES2HardwareUniformBuffer::setGLBufferBinding | ( | GLint | binding | ) |
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inline |
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inlinevirtualinherited |
Lock the buffer for (potentially) reading / writing.
offset | The byte offset from the start of the buffer to lock |
length | The size of the area to lock, in bytes |
options | Locking options |
uploadOpt |
Reimplemented in Ogre::DefaultHardwareCounterBuffer, Ogre::DefaultHardwareUniformBuffer, Ogre::HardwarePixelBuffer, Ogre::DefaultHardwareIndexBuffer, Ogre::DefaultHardwareVertexBuffer, Ogre::D3D11HardwareUniformBuffer, Ogre::D3D11HardwareVertexBuffer, and Ogre::D3D11HardwareIndexBuffer.
References Ogre::Exception::ERR_INVALIDPARAMS, Ogre::HardwareBuffer::lock(), and OGRE_EXCEPT.
Referenced by Ogre::HardwareBuffer::copyData(), Ogre::HardwareBuffer::lock(), and Ogre::Lod0Stripifier::~Lod0Stripifier().
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inlineinherited |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
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inlinevirtualinherited |
Releases the lock on this buffer.
Reimplemented in Ogre::DefaultHardwareCounterBuffer, Ogre::DefaultHardwareUniformBuffer, Ogre::DefaultHardwareIndexBuffer, Ogre::DefaultHardwareVertexBuffer, Ogre::D3D11HardwareUniformBuffer, Ogre::D3D11HardwareVertexBuffer, and Ogre::D3D11HardwareIndexBuffer.
References Ogre::HardwareBuffer::isLocked(), and Ogre::HardwareBuffer::unlock().
Referenced by Ogre::HardwareBuffer::copyData(), Ogre::HardwareBuffer::unlock(), and Ogre::Lod0Stripifier::~Lod0Stripifier().
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inlinevirtualinherited |
Copy all data from another buffer into this one.
References Ogre::HardwareBuffer::getSizeInBytes().
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inlinevirtualinherited |
Updates the real buffer from the shadow buffer, if required.
Reimplemented in Ogre::D3D11HardwareBuffer, Ogre::GLES2HardwareVertexBuffer, Ogre::GLES2HardwareIndexBuffer, Ogre::GL3PlusHardwareVertexBuffer, Ogre::GL3PlusHardwareIndexBuffer, Ogre::GLHardwareVertexBuffer, and Ogre::GLHardwareIndexBuffer.
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inlineinherited |
Returns the size of this buffer in bytes.
Referenced by Ogre::HardwareBuffer::copyData().
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inlineinherited |
Returns the Usage flags with which this buffer was created.
Referenced by Ogre::Lod0Stripifier::~Lod0Stripifier().
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inlineinherited |
Returns whether this buffer is held in system memory.
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inlineinherited |
Returns whether this buffer has a system memory shadow for quicker reading.
Referenced by Ogre::Lod0Stripifier::~Lod0Stripifier().
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inlineinherited |
Returns whether or not this buffer is currently locked.
References Ogre::HardwareBuffer::isLocked().
Referenced by Ogre::HardwareBuffer::isLocked(), and Ogre::HardwareBuffer::unlock().
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inlineinherited |
Pass true to suppress hardware upload of shadow buffer changes.