GEOM_OCCReader Class Reference

This class allow to display a OpenCASCADE CAD model in a VTK viewer.

#include <GEOM_OCCReader.h>

Inheritance diagram for GEOM_OCCReader:

Public Member Functions
const TopoDS_Shape &	getTopo ()
void	setTopo (const TopoDS_Shape &ashape, bool isVector=false)
int	getDisplayMode ()
void	setDisplayMode (int)
void	setForceUpdate (Standard_Boolean bol)

Static Public Member Functions
static GEOM_OCCReader *	New ()

Protected Member Functions
	GEOM_OCCReader ()
	~GEOM_OCCReader ()
virtual int	RequestData (vtkInformation *, vtkInformationVector **, vtkInformationVector *)
void	ComputeShading (vtkPoints *Pts, vtkCellArray *Cells)
void	ComputeWireframe (vtkPoints *Pts, vtkCellArray *Cells)
void	TransferFaceSData (const TopoDS_Face &aFace, vtkPoints *Pts, vtkCellArray *Cells)
void	TransferFaceWData (const TopoDS_Face &aFace, vtkPoints *Pts, vtkCellArray *Cells)
void	TransferEdgeSData (const TopoDS_Edge &aEdge, vtkPoints *Pts, vtkCellArray *Cells)
void	TransferEdgeWData (const TopoDS_Edge &aEdge, vtkPoints *Pts, vtkCellArray *Cells)
void	TransferVertexWData (const TopoDS_Vertex &aVertex, vtkPoints *Pts, vtkCellArray *Cells)
void	createISO (const TopoDS_Face &, int, vtkPoints *Pts, vtkCellArray *Cells)
void	createIsos (const GEOMUtils::Hatcher &theHatcher, const Standard_Boolean IsUIso, Standard_Integer &pt_start_idx, vtkPoints *Pts, vtkCellArray *Cell)
void	DrawIso (GeomAbs_IsoType aType, Standard_Real PParm, Standard_Real p1, Standard_Real p2, vtkPoints *Pts, vtkCellArray *Cells, Standard_Integer &startidx)
void	MoveTo (gp_Pnt P, vtkPoints *Pts)
void	DrawTo (gp_Pnt P, vtkPoints *Pts, vtkCellArray *Cells)
void	PlotIso (BRepAdaptor_Surface &S, GeomAbs_IsoType T, Standard_Real &U, Standard_Real &V, Standard_Real Step, Standard_Boolean &halt, vtkPoints *Pts, vtkCellArray *Cells)

Private Attributes
Standard_Boolean	forced
int	discretiso
int	amode
int	nbisos
TopoDS_Shape	myShape
bool	myIsVector

Constructor & Destructor Documentation

GEOM_OCCReader()

GEOM_OCCReader::GEOM_OCCReader ( )

protected

References amode, discretiso, forced, and nbisos.

~GEOM_OCCReader()

GEOM_OCCReader::~GEOM_OCCReader ( )

protected

Member Function Documentation

ComputeShading()

void GEOM_OCCReader::ComputeShading ( vtkPoints *  Pts, vtkCellArray *  Cells  )

protected

References myShape, TransferEdgeSData(), and TransferFaceSData().

ComputeWireframe()

void GEOM_OCCReader::ComputeWireframe ( vtkPoints *  Pts, vtkCellArray *  Cells  )

protected

References myShape, TransferEdgeWData(), TransferFaceWData(), and TransferVertexWData().

createISO()

void GEOM_OCCReader::createISO ( const TopoDS_Face &  , int  , vtkPoints *  Pts, vtkCellArray *  Cells  )

protected

References createIsos(), GEOMUtils::Hatcher::Init(), GEOMUtils::Hatcher::IsDone(), GEOM::NbIsos, and GEOMUtils::Hatcher::Perform().

createIsos()

void GEOM_OCCReader::createIsos ( const GEOMUtils::Hatcher &  theHatcher, const Standard_Boolean  IsUIso, Standard_Integer &  pt_start_idx, vtkPoints *  Pts, vtkCellArray *  Cell  )

protected

References DrawIso(), GEOMUtils::Hatcher::GetDomain(), GEOMUtils::Hatcher::GetHatcher(), GEOMUtils::Hatcher::GetNbDomains(), and Handle().

DrawIso()

void GEOM_OCCReader::DrawIso ( GeomAbs_IsoType  aType, Standard_Real  PParm, Standard_Real  p1, Standard_Real  p2, vtkPoints *  Pts, vtkCellArray *  Cells, Standard_Integer &  startidx  )

protected

References discretiso, DrawTo(), Handle(), MoveTo(), myShape, PlotCount, and PlotIso().

DrawTo()

void GEOM_OCCReader::DrawTo ( gp_Pnt  P, vtkPoints *  Pts, vtkCellArray *  Cells  )

protected

References lastVTKpoint.

getDisplayMode()

int GEOM_OCCReader::getDisplayMode

(

)

References amode.

getTopo()

const TopoDS_Shape & GEOM_OCCReader::getTopo

(

)

References myShape.

MoveTo()

void GEOM_OCCReader::MoveTo ( gp_Pnt  P, vtkPoints *  Pts  )

protected

References lastVTKpoint.

New()

GEOM_OCCReader * GEOM_OCCReader::New ( )

static

References GEOM_OCCReader().

PlotIso()

void GEOM_OCCReader::PlotIso ( BRepAdaptor_Surface &  S, GeomAbs_IsoType  T, Standard_Real &  U, Standard_Real &  V, Standard_Real  Step, Standard_Boolean &  halt, vtkPoints *  Pts, vtkCellArray *  Cells  )

protected

References DrawTo(), IsoRatio, MaxPlotCount, and PlotCount.

RequestData()

int GEOM_OCCReader::RequestData ( vtkInformation *  , vtkInformationVector **  , vtkInformationVector *    )

protectedvirtual

References amode, ComputeShading(), ComputeWireframe(), Handle(), and myShape.

setDisplayMode()

void GEOM_OCCReader::setDisplayMode

(

int

thenewmode

)

References amode.

setForceUpdate()

void GEOM_OCCReader::setForceUpdate

(

Standard_Boolean

bol

)

References forced.

setTopo()

void GEOM_OCCReader::setTopo	(	const TopoDS_Shape &	ashape,
		bool	isVector = false
	)

References myIsVector, and myShape.

TransferEdgeSData()

void GEOM_OCCReader::TransferEdgeSData ( const TopoDS_Edge &  aEdge, vtkPoints *  Pts, vtkCellArray *  Cells  )

protected

TransferEdgeWData()

void GEOM_OCCReader::TransferEdgeWData ( const TopoDS_Edge &  aEdge, vtkPoints *  Pts, vtkCellArray *  Cells  )

protected

References Handle(), and myIsVector.

TransferFaceSData()

void GEOM_OCCReader::TransferFaceSData ( const TopoDS_Face &  aFace, vtkPoints *  Pts, vtkCellArray *  Cells  )

protected

References Handle().

TransferFaceWData()

void GEOM_OCCReader::TransferFaceWData ( const TopoDS_Face &  aFace, vtkPoints *  Pts, vtkCellArray *  Cells  )

protected

References createISO().

TransferVertexWData()

void GEOM_OCCReader::TransferVertexWData ( const TopoDS_Vertex &  aVertex, vtkPoints *  Pts, vtkCellArray *  Cells  )

protected

References ZERO_COORD.

Member Data Documentation

amode

int GEOM_OCCReader::amode

private

discretiso

int GEOM_OCCReader::discretiso

private

forced

Standard_Boolean GEOM_OCCReader::forced

private

myIsVector

bool GEOM_OCCReader::myIsVector

private

myShape

TopoDS_Shape GEOM_OCCReader::myShape

private

nbisos

int GEOM_OCCReader::nbisos

private

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

• src/OBJECT/GEOM_OCCReader.h
• src/OBJECT/GEOM_OCCReader.cxx