xoreos: Graphics::IndexBuffer Class Reference

xoreos 0.0.5

Buffer containing indices data. More...

#include <indexbuffer.h>

Public Member Functions
	IndexBuffer ()

	IndexBuffer (const IndexBuffer &other)

	~IndexBuffer ()

IndexBuffer &	operator= (const IndexBuffer &other)

void	setSize (uint32 indexCount, uint32 indexSize, GLenum indexType)
	Change buffer size. More...

GLvoid *	getData ()
	Access buffer data. More...

const GLvoid *	getData () const
	Access buffer data. More...

uint32	getCount () const
	Get element count. More...

GLenum	getType () const
	Get element type. More...

void	initGL (GLuint hint=GL_STATIC_DRAW)
	Initialise internal buffer object for GL handling. More...

void	updateGL ()
	Update existing GL buffer object. More...

void	destroyGL ()
	Clear (destroy) GL resources associated with the buffer. More...

GLuint	getIBO () const

Private Attributes
uint32	_count
	Number of elements in buffer. More...

uint32	_size
	Size of a buffer element in bytes. More...

GLenum	_type
	Element type (GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, ...). More...

byte *	_data
	Buffer data. More...

GLuint	_ibo
	"Index" Buffer Object. More...

GLuint	_hint
	GL hint for static or dynamic data. More...

Detailed Description

Buffer containing indices data.

Definition at line 33 of file indexbuffer.h.

Constructor & Destructor Documentation

◆ IndexBuffer() [1/2]

Graphics::IndexBuffer::IndexBuffer ( )

Definition at line 32 of file indexbuffer.cpp.

◆ IndexBuffer() [2/2]

Graphics::IndexBuffer::IndexBuffer ( const IndexBuffer & other )

Definition at line 35 of file indexbuffer.cpp.

◆ ~IndexBuffer()

Graphics::IndexBuffer::~IndexBuffer ( )

Definition at line 39 of file indexbuffer.cpp.

References _data, and destroyGL().

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Member Function Documentation

◆ destroyGL()

void Graphics::IndexBuffer::destroyGL ( )

Clear (destroy) GL resources associated with the buffer.

Definition at line 116 of file indexbuffer.cpp.

References _ibo.

Referenced by Graphics::Mesh::Mesh::destroyGL(), and ~IndexBuffer().

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◆ getCount()

uint32 Graphics::IndexBuffer::getCount ( ) const

Get element count.

Definition at line 86 of file indexbuffer.cpp.

References _count.

Referenced by Graphics::VertexBuffer::draw(), Graphics::Mesh::Mesh::initGL(), and Graphics::Mesh::Mesh::render().

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◆ getData() [1/2]

GLvoid * Graphics::IndexBuffer::getData ( )

Access buffer data.

Definition at line 78 of file indexbuffer.cpp.

References _data.

Referenced by Graphics::Aurora::ModelNode_DragonAge::createIndexBuffer(), Graphics::Aurora::ModelNode_Jade::createMesh(), Graphics::VertexBuffer::draw(), Graphics::Aurora::Model_Sonic::evaluatePrimitive(), Graphics::Aurora::ModelNode_NWN2::loadRigid(), Graphics::Aurora::ModelNode_NWN2::loadSkin(), Engines::NWN2::TRXFile::loadTRRN(), Engines::NWN2::TRXFile::loadWATR(), Graphics::Aurora::ModelNode_Witcher::readMesh(), Graphics::Aurora::ModelNode_NWN_Binary::readMesh(), Graphics::Aurora::ModelNode_KotOR::readMesh(), and Graphics::Aurora::ModelNode_Witcher::readTexturePaint().

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◆ getData() [2/2]

const GLvoid * Graphics::IndexBuffer::getData ( ) const

Access buffer data.

Definition at line 82 of file indexbuffer.cpp.

References _data.

◆ getIBO()

GLuint Graphics::IndexBuffer::getIBO ( ) const

Definition at line 123 of file indexbuffer.cpp.

References _ibo.

Referenced by Graphics::Mesh::Mesh::initGL(), and Graphics::Mesh::Mesh::render().

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◆ getType()

GLenum Graphics::IndexBuffer::getType ( ) const

Get element type.

Definition at line 90 of file indexbuffer.cpp.

References _type.

Referenced by Graphics::VertexBuffer::draw(), and Graphics::Mesh::Mesh::render().

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◆ initGL()

void Graphics::IndexBuffer::initGL ( GLuint hint = GL_STATIC_DRAW )

Initialise internal buffer object for GL handling.

Definition at line 94 of file indexbuffer.cpp.

References _count, _data, _hint, _ibo, and _size.

Referenced by Graphics::Mesh::Mesh::initGL().

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◆ operator=()

IndexBuffer & Graphics::IndexBuffer::operator= ( const IndexBuffer & other )

Definition at line 44 of file indexbuffer.cpp.

References _count, _data, _size, _type, and setSize().

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◆ setSize()

void Graphics::IndexBuffer::setSize	(	uint32	indexCount,
		uint32	indexSize,
		GLenum	indexType
	)

Change buffer size.

Will allocate memory, free previous.

Definition at line 65 of file indexbuffer.cpp.

References _count, _data, _size, and _type.

Referenced by Graphics::Aurora::ModelNode_DragonAge::createIndexBuffer(), Graphics::Aurora::ModelNode_Jade::createMesh(), Graphics::Aurora::Model_Sonic::evaluatePrimitive(), Graphics::Aurora::ModelNode_NWN2::loadRigid(), Graphics::Aurora::ModelNode_NWN2::loadSkin(), Engines::NWN2::TRXFile::loadTRRN(), Engines::NWN2::TRXFile::loadWATR(), operator=(), Graphics::Aurora::ModelNode_Witcher::readMesh(), Graphics::Aurora::ModelNode_NWN_Binary::readMesh(), Graphics::Aurora::ModelNode_KotOR::readMesh(), and Graphics::Aurora::ModelNode_Witcher::readTexturePaint().

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◆ updateGL()

void Graphics::IndexBuffer::updateGL ( )

Update existing GL buffer object.

Try not to call while rendering.

Definition at line 108 of file indexbuffer.cpp.

References _count, _data, _hint, _ibo, and _size.

Referenced by Graphics::Mesh::Mesh::updateGL().

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Member Data Documentation

◆ _count

uint32 Graphics::IndexBuffer::_count

private

Number of elements in buffer.

Definition at line 70 of file indexbuffer.h.

Referenced by getCount(), initGL(), operator=(), setSize(), and updateGL().

◆ _data

byte* Graphics::IndexBuffer::_data

private

Buffer data.

Definition at line 73 of file indexbuffer.h.

Referenced by getData(), initGL(), operator=(), setSize(), updateGL(), and ~IndexBuffer().

◆ _hint

GLuint Graphics::IndexBuffer::_hint

private

GL hint for static or dynamic data.

Definition at line 76 of file indexbuffer.h.

Referenced by initGL(), and updateGL().

◆ _ibo

GLuint Graphics::IndexBuffer::_ibo

private

"Index" Buffer Object.

Definition at line 75 of file indexbuffer.h.

Referenced by destroyGL(), getIBO(), initGL(), and updateGL().

◆ _size

uint32 Graphics::IndexBuffer::_size

private

Size of a buffer element in bytes.

Definition at line 71 of file indexbuffer.h.

Referenced by initGL(), operator=(), setSize(), and updateGL().

◆ _type

GLenum Graphics::IndexBuffer::_type

private

Element type (GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, ...).

Definition at line 72 of file indexbuffer.h.

Referenced by getType(), operator=(), and setSize().

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

src/graphics/indexbuffer.h
src/graphics/indexbuffer.cpp