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IsoContour Class Reference

Class implementing triangulated isocontour extraction routines. More...

#include <Isocontour.h>

List of all members.

Public Methods

IsoContour ()

constructor. More...

int compute (const VolumetricData *, float isovalue, int step)

calculate isocontour for a given isovalue and step size. More...

void clear ()

free up memory. More...

int DoCell (int x, int y, int z, float isovalue, int step)

int Polygonise (const SQUARECELL grid, const float isolevel, LINE *lines)

void VertexInterp (float isolevel, const SQUARECELL grid, int ind1, int ind2, XY *vert)

Public Attributes

int numtriangles

number of triangles in the facet list. More...

ResizeArray< float > v

vertices. More...

ResizeArray< int > f

facets. More...

const VolumetricData * vol

volume data pointer. More...

float xax [3]

float yax [3]

float zax [3]

axes/size of volume. More...

Detailed Description

Class implementing triangulated isocontour extraction routines.

Definition at line 34 of file Isocontour.h.

Constructor & Destructor Documentation

IsoContour::IsoContour ( )

constructor.

Definition at line 20 of file Isocontour.C.

Member Function Documentation

void IsoContour::clear ( )

free up memory.

Definition at line 22 of file Isocontour.C.

References ResizeArray< int >::clear, ResizeArray< float >::clear, f, numtriangles, and v.

int IsoContour::compute ( const VolumetricData * ,

float isovalue,

int step

)

calculate isocontour for a given isovalue and step size.

Definition at line 29 of file Isocontour.C.

References data, DoCell, isovalue, vol, xax, VolumetricData::xaxis, VolumetricData::xsize, yax, VolumetricData::yaxis, VolumetricData::ysize, z, zax, VolumetricData::zaxis, and VolumetricData::zsize.

int IsoContour::DoCell ( int x,

int y,

int z,

float isovalue,

int step

)

Definition at line 60 of file Isocontour.C.

References ResizeArray< float >::append3, ResizeArray< int >::append3, SQUARECELL::cubeindex, VolumetricData::data, f, isovalue, numtriangles, VolumetricData::origin, LINE::p, SQUARECELL::p, Polygonise, v, SQUARECELL::val, vol, XY::x, xax, VolumetricData::xsize, XY::y, yax, VolumetricData::ysize, z, and zax.

Referenced by compute.

int IsoContour::Polygonise ( const SQUARECELL grid,

const float isolevel,

LINE * lines

)

Definition at line 158 of file Isocontour.C.

References SQUARECELL::cubeindex, LINE::p, and VertexInterp.

Referenced by DoCell.

void IsoContour::VertexInterp ( float isolevel,

const SQUARECELL grid,

int ind1,

int ind2,

XY * vert

)

Definition at line 208 of file Isocontour.C.

References SQUARECELL::p, SQUARECELL::val, XY::x, and XY::y.

Referenced by Polygonise.

Member Data Documentation

ResizeArray<int> IsoContour::f

facets.

Definition at line 38 of file Isocontour.h.

Referenced by clear, and DoCell.

int IsoContour::numtriangles

number of triangles in the facet list.

Definition at line 36 of file Isocontour.h.

Referenced by clear, and DoCell.

ResizeArray<float> IsoContour::v

vertices.

Definition at line 37 of file Isocontour.h.

Referenced by clear, and DoCell.

const VolumetricData* IsoContour::vol

volume data pointer.

Definition at line 39 of file Isocontour.h.

Referenced by compute, and DoCell.

float IsoContour::xax[3]

Definition at line 40 of file Isocontour.h.

Referenced by compute, and DoCell.

float IsoContour::yax[3]

Definition at line 40 of file Isocontour.h.

Referenced by compute, and DoCell.

float IsoContour::zax[3]

axes/size of volume.

Definition at line 40 of file Isocontour.h.

Referenced by compute, and DoCell.

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