makVrv::DtPixelBufferObject Class Reference

An object which wraps an OpenGL pixel buffer object and allows for asynchronous downloads of texture data. More...

List of all members.

Public Member Functions
	DtPixelBufferObject ()
	~DtPixelBufferObject ()
void	downloadFromTexture (unsigned int texture, int w, int h)
	Starts downloading the texture from memory.
void	getData (void *data)
	Get the data by copying it into the available data.
unsigned int	bufferSize () const
	Return the buffered data in bytes.
Protected Attributes
unsigned int	myBufferObject
unsigned int	myBufferSize

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Detailed Description

An object which wraps an OpenGL pixel buffer object and allows for asynchronous downloads of texture data.

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Constructor & Destructor Documentation

makVrv::DtPixelBufferObject::DtPixelBufferObject

(

)

makVrv::DtPixelBufferObject::~DtPixelBufferObject

(

)

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Member Function Documentation

void makVrv::DtPixelBufferObject::downloadFromTexture	(	unsigned int	texture,
		int	w,
		int	h
	)

Starts downloading the texture from memory.

void makVrv::DtPixelBufferObject::getData

(

void *

data

)

Get the data by copying it into the available data.

Warning! this will block until downloading is complete. Warning! if downloading has not started no data will be available. Warning! data must be atleast bufferSize bytes.

unsigned int makVrv::DtPixelBufferObject::bufferSize

(

)

const

Return the buffered data in bytes.

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Member Data Documentation

unsigned int makVrv::DtPixelBufferObject::myBufferObject [protected]

unsigned int makVrv::DtPixelBufferObject::myBufferSize [protected]

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The documentation for this class was generated from the following file:

• include/vrvGraphics/DtPixelBufferObject.h