WSGLSparseOctree Class Reference

#include <Rendering/OpenGL/Shaders/wsglsparseoctree.h>

Inherits QOpenGLFunctions.

Classes
class	Cell
class	Tuple

Public Types
typedef DataAnalysis::Array3dData< Cell >	IndirectionPool

Public Member Functions
	WSGLSparseOctree ()
TextureImage	getIndirectionPoolAsTexture () const
unsigned	getNumCellBlocks () const
bool	isEmpty () const
void	render (const Mesh::TransformMatrix &world, WSGLShaderProgram &octShader, WSGLRenderer &renderer, WSGLRenderItem &renderItem, int colorIndex, int transformIndex)
bool	update (const DataAnalysis::Array3dTyped< QRgb > &data, const Tuple &brickSize)

Detailed Description

Sparse octree data structure for storing a broken up version of a dataset. Improves volume rendering performance and the size of datasets that can be renderered.

Member Typedef Documentation

IndirectionPool

typedef DataAnalysis::Array3dData<Cell> IndirectionPool

Constructor & Destructor Documentation

WSGLSparseOctree()

WSGLSparseOctree

(

)

Member Function Documentation

getIndirectionPoolAsTexture()

TextureImage getIndirectionPoolAsTexture

(

)

const

getNumCellBlocks()

unsigned getNumCellBlocks

(

)

const

isEmpty()

bool isEmpty

(

)

const

Returns

True if the octree is empty (contains 0 cell blocks) or not.

render()

void render	(	const Mesh::TransformMatrix &	world,
		WSGLShaderProgram &	octShader,
		WSGLRenderer &	renderer,
		WSGLRenderItem &	renderItem,
		int	colorIndex,
		int	transformIndex
	)

update()

bool update	(	const DataAnalysis::Array3dTyped< QRgb > &	data,
		const Tuple &	brickSize
	)

TODO: Update this to allow it to deal with rectangular, non-power-of-two datasets.