[occt.git] / src / StepToGeom / StepToGeom_MakeSurfaceOfLinearExtrusion.cxx

// Created on: 1993-07-05
// Created by: Martine LANGLOIS
// Copyright (c) 1993-1999 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.

// sln 23.10.2001. CTS23496: Surface is not created if extrusion axis have not been succesfully created (StepToGeom_MakeSurfaceOfLinearExtrusion(...) function)

#include <StepToGeom_MakeSurfaceOfLinearExtrusion.ixx>
#include <StepGeom_SurfaceOfLinearExtrusion.hxx>
#include <Geom_SurfaceOfLinearExtrusion.hxx>
#include <Geom_VectorWithMagnitude.hxx>
#include <StepToGeom_MakeVectorWithMagnitude.hxx>
#include <Geom_Curve.hxx>
#include <Geom_Line.hxx>
#include <StepToGeom_MakeCurve.hxx>
#include <gp_Vec.hxx>
#include <gp_Dir.hxx>
#include <gp_Lin.hxx>
#include <Precision.hxx>

//=============================================================================
// Creation d' une SurfaceOfLinearExtrusion de Geom a partir d' une
// SurfaceOfLinearExtrusion de Step
//=============================================================================

Standard_Boolean StepToGeom_MakeSurfaceOfLinearExtrusion::Convert (const Handle(StepGeom_SurfaceOfLinearExtrusion)& SS,
                                                                   Handle(Geom_SurfaceOfLinearExtrusion)& CS)
{
  Handle(Geom_Curve) C;
  if (StepToGeom_MakeCurve::Convert(SS->SweptCurve(),C))
  {
    // sln 23.10.2001. CTS23496: Surface is not created if extrusion axis have not been succesfully created
    Handle(Geom_VectorWithMagnitude) V;
    if (StepToGeom_MakeVectorWithMagnitude::Convert(SS->ExtrusionAxis(),V))
    {
      const gp_Dir D(V->Vec());
      Handle(Geom_Line) aLine = Handle(Geom_Line)::DownCast(C);
      if (!aLine.IsNull() && aLine->Lin().Direction().IsParallel(D, Precision::Angular()))
        return Standard_False;
      CS = new Geom_SurfaceOfLinearExtrusion(C,D);
      return Standard_True;
    }
  }
  return Standard_False;
}
Commit	Line	Data
b311480e	1	// Created on: 1993-07-05
	2	// Created by: Martine LANGLOIS
	3	// Copyright (c) 1993-1999 Matra Datavision
973c2be1	4	// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e	5	//
973c2be1	6	// This file is part of Open CASCADE Technology software library.
b311480e	7	//
d5f74e42	8	// This library is free software; you can redistribute it and/or modify it under
d5f74e42	9	// the terms of the GNU Lesser General Public License version 2.1 as published
973c2be1	10	// by the Free Software Foundation, with special exception defined in the file
	11	// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
	12	// distribution for complete text of the license and disclaimer of any warranty.
b311480e	13	//
973c2be1	14	// Alternatively, this file may be used under the terms of Open CASCADE
973c2be1	15	// commercial license or contractual agreement.
b311480e	16
7fd59977	17	// sln 23.10.2001. CTS23496: Surface is not created if extrusion axis have not been succesfully created (StepToGeom_MakeSurfaceOfLinearExtrusion(...) function)
	18
	19	#include <StepToGeom_MakeSurfaceOfLinearExtrusion.ixx>
	20	#include <StepGeom_SurfaceOfLinearExtrusion.hxx>
	21	#include <Geom_SurfaceOfLinearExtrusion.hxx>
	22	#include <Geom_VectorWithMagnitude.hxx>
	23	#include <StepToGeom_MakeVectorWithMagnitude.hxx>
	24	#include <Geom_Curve.hxx>
0d4e3501	25	#include <Geom_Line.hxx>
7fd59977	26	#include <StepToGeom_MakeCurve.hxx>
	27	#include <gp_Vec.hxx>
	28	#include <gp_Dir.hxx>
0d4e3501	29	#include <gp_Lin.hxx>
0d4e3501	30	#include <Precision.hxx>
7fd59977	31
	32	//=============================================================================
	33	// Creation d' une SurfaceOfLinearExtrusion de Geom a partir d' une
	34	// SurfaceOfLinearExtrusion de Step
	35	//=============================================================================
	36
	37	Standard_Boolean StepToGeom_MakeSurfaceOfLinearExtrusion::Convert (const Handle(StepGeom_SurfaceOfLinearExtrusion)& SS,
	38	Handle(Geom_SurfaceOfLinearExtrusion)& CS)
	39	{
	40	Handle(Geom_Curve) C;
	41	if (StepToGeom_MakeCurve::Convert(SS->SweptCurve(),C))
	42	{
	43	// sln 23.10.2001. CTS23496: Surface is not created if extrusion axis have not been succesfully created
	44	Handle(Geom_VectorWithMagnitude) V;
	45	if (StepToGeom_MakeVectorWithMagnitude::Convert(SS->ExtrusionAxis(),V))
	46	{
	47	const gp_Dir D(V->Vec());
0d4e3501	48	Handle(Geom_Line) aLine = Handle(Geom_Line)::DownCast(C);
	49	if (!aLine.IsNull() && aLine->Lin().Direction().IsParallel(D, Precision::Angular()))
	50	return Standard_False;
7fd59977	51	CS = new Geom_SurfaceOfLinearExtrusion(C,D);
	52	return Standard_True;
	53	}
	54	}
	55	return Standard_False;
	56	}