Specialisation of HardwareVertexBuffer for OpenGL. More...

#include <OgreGL3PlusHardwareVertexBuffer.h>

Inheritance diagram for Ogre::v1::GL3PlusHardwareVertexBuffer:

Public Member Functions
	GL3PlusHardwareVertexBuffer (HardwareBufferManagerBase *mgr, size_t vertexSize, size_t numVertices, HardwareBuffer::Usage usage, bool useShadowBuffer)

	~GL3PlusHardwareVertexBuffer () override

void	_updateFromShadow () override
	See HardwareBuffer. More...

void	copyData (HardwareBuffer &srcBuffer, size_t srcOffset, size_t dstOffset, size_t length, bool discardWholeBuffer=false) override
	See HardwareBuffer. More...

GLuint	getGLBufferId () const

void	readData (size_t offset, size_t length, void *pDest) override
	See HardwareBuffer. More...

void	writeData (size_t offset, size_t length, const void *pSource, bool discardWholeBuffer=false) override
	See HardwareBuffer. More...

Public Member Functions inherited from Ogre::v1::HardwareVertexBuffer
	HardwareVertexBuffer (HardwareBufferManagerBase *mgr, size_t vertexSize, size_t numVertices, HardwareBuffer::Usage usage, bool useSystemMemory, bool useShadowBuffer)
	Should be called by HardwareBufferManager. More...

	~HardwareVertexBuffer ()

size_t	getInstanceDataStepRate () const
	Get the number of instances to draw using the same per-instance data before advancing in the buffer by one element. More...

bool	getIsInstanceData () const
	Get if this vertex buffer is an "instance data" buffer (per instance) More...

HardwareBufferManagerBase *	getManager () const
	Return the manager of this buffer, if any. More...

size_t	getNumVertices () const
	Get the number of vertices in this buffer. More...

size_t	getVertexSize () const
	Gets the size in bytes of a single vertex in this buffer. More...

void	setInstanceDataStepRate (const size_t val)
	Set the number of instances to draw using the same per-instance data before advancing in the buffer by one element. More...

void	setIsInstanceData (const bool val)
	Set if this vertex buffer is an "instance data" buffer (per instance) More...

Public Member Functions inherited from Ogre::v1::HardwareBuffer
	HardwareBuffer (Usage usage, bool systemMemory, bool useShadowBuffer)
	Constructor, to be called by HardwareBufferManager only. More...

virtual	~HardwareBuffer ()

virtual void	copyData (HardwareBuffer &srcBuffer)
	Copy all data from another buffer into this one. More...

virtual void *	getRenderSystemData ()
	An internal function that should be used only by a render system for internal use. More...

size_t	getSizeInBytes () const
	Returns the size of this buffer in bytes. More...

Usage	getUsage () const
	Returns the Usage flags with which this buffer was created. More...

bool	hasShadowBuffer () const
	Returns whether this buffer has a system memory shadow for quicker reading. More...

bool	isLocked () const
	Returns whether or not this buffer is currently locked. More...

bool	isSystemMemory () const
	Returns whether this buffer is held in system memory. More...

void *	lock (LockOptions options)
	Lock the entire buffer for (potentially) reading / writing. More...

virtual void *	lock (size_t offset, size_t length, LockOptions options)
	Lock the buffer for (potentially) reading / writing. More...

void	suppressHardwareUpdate (bool suppress)
	Pass true to suppress hardware upload of shadow buffer changes. More...

virtual void	unlock ()
	Releases the lock on this buffer. More...

Additional Inherited Members
Public Types inherited from Ogre::v1::HardwareBuffer
enum	LockOptions { HBL_NORMAL , HBL_DISCARD , HBL_READ_ONLY , HBL_NO_OVERWRITE , HBL_WRITE_ONLY }
	Locking options. More...

enum	Usage { HBU_STATIC = 1 , HBU_DYNAMIC = 2 , HBU_WRITE_ONLY = 4 , HBU_DISCARDABLE = 8 , HBU_STATIC_WRITE_ONLY = 5 , HBU_DYNAMIC_WRITE_ONLY = 6 , HBU_DYNAMIC_WRITE_ONLY_DISCARDABLE = 14 }
	Enums describing buffer usage; not mutually exclusive. More...

Detailed Description

Specialisation of HardwareVertexBuffer for OpenGL.

Constructor & Destructor Documentation

◆ GL3PlusHardwareVertexBuffer()

Ogre::v1::GL3PlusHardwareVertexBuffer::GL3PlusHardwareVertexBuffer	(	HardwareBufferManagerBase *	mgr,
		size_t	vertexSize,
		size_t	numVertices,
		HardwareBuffer::Usage	usage,
		bool	useShadowBuffer
	)

◆ ~GL3PlusHardwareVertexBuffer()

Ogre::v1::GL3PlusHardwareVertexBuffer::~GL3PlusHardwareVertexBuffer ( )

override

Member Function Documentation

◆ _updateFromShadow()

void Ogre::v1::GL3PlusHardwareVertexBuffer::_updateFromShadow ( )

overridevirtual

See HardwareBuffer.

Reimplemented from Ogre::v1::HardwareBuffer.

◆ copyData()

void Ogre::v1::GL3PlusHardwareVertexBuffer::copyData	(	HardwareBuffer &	srcBuffer,
		size_t	srcOffset,
		size_t	dstOffset,
		size_t	length,
		bool	discardWholeBuffer = `false`
	)