0031642: Visualization - crash in Graphic3d_Structure::SetVisual() on redisplaying...

[occt.git] / src / ShapeCustom / ShapeCustom_TrsfModification.hxx

// Created on: 1999-03-09
// Created by: Roman LYGIN
// Copyright (c) 1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef _ShapeCustom_TrsfModification_HeaderFile
#define _ShapeCustom_TrsfModification_HeaderFile

#include <Standard.hxx>
#include <Standard_Type.hxx>

#include <BRepTools_TrsfModification.hxx>
#include <Standard_Boolean.hxx>
#include <Standard_Real.hxx>
class gp_Trsf;
class TopoDS_Face;
class Geom_Surface;
class TopLoc_Location;
class TopoDS_Edge;
class Geom_Curve;
class TopoDS_Vertex;
class gp_Pnt;
class Geom2d_Curve;


class ShapeCustom_TrsfModification;
DEFINE_STANDARD_HANDLE(ShapeCustom_TrsfModification, BRepTools_TrsfModification)

//! Complements BRepTools_TrsfModification to provide reversible
//! scaling regarding tolerances.
//! Uses actual tolerances (attached to the shapes) not ones
//! returned by BRep_Tool::Tolerance to work with tolerances
//! lower than Precision::Confusion.
class ShapeCustom_TrsfModification : public BRepTools_TrsfModification
{

public:

  
  //! Empty constructor
  Standard_EXPORT ShapeCustom_TrsfModification(const gp_Trsf& T);
  
  //! Calls inherited method.
  //! Sets <Tol> as actual tolerance of <F> multiplied with scale
  //! factor.
  Standard_EXPORT Standard_Boolean NewSurface (const TopoDS_Face& F, Handle(Geom_Surface)& S, TopLoc_Location& L, Standard_Real& Tol, Standard_Boolean& RevWires, Standard_Boolean& RevFace) Standard_OVERRIDE;
  
  //! Calls inherited method.
  //! Sets <Tol> as actual tolerance of <E> multiplied with scale
  //! factor.
  Standard_EXPORT Standard_Boolean NewCurve (const TopoDS_Edge& E, Handle(Geom_Curve)& C, TopLoc_Location& L, Standard_Real& Tol) Standard_OVERRIDE;
  
  //! Calls inherited method.
  //! Sets <Tol> as actual tolerance of <V> multiplied with scale
  //! factor.
  Standard_EXPORT Standard_Boolean NewPoint (const TopoDS_Vertex& V, gp_Pnt& P, Standard_Real& Tol) Standard_OVERRIDE;
  
  //! Calls inherited method.
  //! Sets <Tol> as actual tolerance of <E> multiplied with scale
  //! factor.
  Standard_EXPORT Standard_Boolean NewCurve2d (const TopoDS_Edge& E, const TopoDS_Face& F, const TopoDS_Edge& NewE, const TopoDS_Face& NewF, Handle(Geom2d_Curve)& C, Standard_Real& Tol) Standard_OVERRIDE;
  
  //! Calls inherited method.
  //! Sets <Tol> as actual tolerance of <V> multiplied with scale
  //! factor.
  Standard_EXPORT Standard_Boolean NewParameter (const TopoDS_Vertex& V, const TopoDS_Edge& E, Standard_Real& P, Standard_Real& Tol) Standard_OVERRIDE;




  DEFINE_STANDARD_RTTIEXT(ShapeCustom_TrsfModification,BRepTools_TrsfModification)

protected:




private:




};







#endif // _ShapeCustom_TrsfModification_HeaderFile