geom/OBJECT/GEOM_OCCReader.h
2003-07-09 07:30:56 +00:00

141 lines
3.4 KiB
C++

// GEOM OBJECT : interactive object for Geometry entities visualization
//
// Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
//
//
//
// File : GEOM_OCCReader.h
// Author : Christophe ATTANASIO
// Module : GEOM
// $Header$
/*!
\class GEOM_OCCReader GEOM_OCCReader.h
\brief This class allow to display a OpenCASCADE CAD model in a VTK viewer.
*/
#ifndef GEOM_OCCREADER_H
#define GEOM_OCCREADER_H
// VTK
#include "VTKViewer_Common.h"
// OpenCASCADE
#include <TopoDS_Shape.hxx>
#include <TopoDS.hxx>
#include <Poly_Polygon3D.hxx>
#include <Poly_PolygonOnTriangulation.hxx>
#include <GeomAbs_IsoType.hxx>
#include <BRepAdaptor_Surface.hxx>
#ifdef _WIN_32
#define VTKOCC_EXPORT __declspec (dllexport)
#else
#define VTKOCC_EXPORT
#endif
class VTKOCC_EXPORT GEOM_OCCReader : public vtkPolyDataSource {
// methods
public:
static GEOM_OCCReader* New();
const TopoDS_Shape& getTopo();
void setTopo(const TopoDS_Shape& ashape);
int getDisplayMode();
void setDisplayMode(int);
void setForceUpdate(Standard_Boolean bol);
protected:
GEOM_OCCReader();
~GEOM_OCCReader();
void Execute();
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 &,
double, int,
vtkPoints* Pts,
vtkCellArray* Cells);
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);
// fields
private:
Standard_Boolean forced;
int discretiso;
int amode;
int nbisos;
TopoDS_Shape myShape;
};
#endif //GEOM_OCCREADER_H