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d5f74e42d6
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
135 lines
5.3 KiB
C++
135 lines
5.3 KiB
C++
// Created on: 1993-07-05
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// Created by: Martine LANGLOIS
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// Copyright (c) 1993-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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//:n7 abv 15.02.99: S4132: adding translation of surface_replica
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//:p0 abv 19.02.99: management of 'done' flag improved
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//:s5 abv 22.04.99 Adding debug printouts in catch {} blocks
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//sln 03.10.01. BUC61003. creation of offset surface is corrected
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#include <StepToGeom_MakeSurface.ixx>
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#include <Standard_ErrorHandler.hxx>
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#include <Standard_Failure.hxx>
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#include <StepGeom_Surface.hxx>
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#include <StepToGeom_MakeSurface.hxx>
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#include <StepGeom_BoundedSurface.hxx>
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#include <StepToGeom_MakeBoundedSurface.hxx>
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#include <StepGeom_ElementarySurface.hxx>
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#include <StepToGeom_MakeElementarySurface.hxx>
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#include <StepGeom_SweptSurface.hxx>
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#include <StepToGeom_MakeSweptSurface.hxx>
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//:d4
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#include <StepGeom_OffsetSurface.hxx>
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#include <Geom_OffsetSurface.hxx>
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#include <StepGeom_SurfaceReplica.hxx>
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#include <StepGeom_CartesianTransformationOperator3d.hxx>
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#include <StepToGeom_MakeTransformation3d.hxx>
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#include <UnitsMethods.hxx>
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#include <BRepBuilderAPI_MakeFace.hxx>
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#include <TopoDS_Face.hxx>
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#include <ShapeAlgo.hxx>
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#include <ShapeAlgo_AlgoContainer.hxx>
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#include <TopoDS.hxx>
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#include <BRep_Tool.hxx>
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#include <gp_Trsf.hxx>
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#include <Precision.hxx>
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//=============================================================================
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// Creation d' une Surface de Geom a partir d' une Surface de Step
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//=============================================================================
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Standard_Boolean StepToGeom_MakeSurface::Convert (const Handle(StepGeom_Surface)& SS, Handle(Geom_Surface)& CS)
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{
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// sln 01.10.2001 BUC61003. If entry shell is NULL do nothing
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if(SS.IsNull()) {
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//#ifdef DEB
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// cout<<"Warning: StepToGeom_MakeSurface: Null Surface:";
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//#endif
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return Standard_False;
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}
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try {
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OCC_CATCH_SIGNALS
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if (SS->IsKind(STANDARD_TYPE(StepGeom_BoundedSurface))) {
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const Handle(StepGeom_BoundedSurface) S1 = Handle(StepGeom_BoundedSurface)::DownCast(SS);
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return StepToGeom_MakeBoundedSurface::Convert(S1,*((Handle(Geom_BoundedSurface)*)&CS));
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}
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if (SS->IsKind(STANDARD_TYPE(StepGeom_ElementarySurface))) {
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const Handle(StepGeom_ElementarySurface) S1 = Handle(StepGeom_ElementarySurface)::DownCast(SS);
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return StepToGeom_MakeElementarySurface::Convert(S1,*((Handle(Geom_ElementarySurface)*)&CS));
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}
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if (SS->IsKind(STANDARD_TYPE(StepGeom_SweptSurface))) {
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const Handle(StepGeom_SweptSurface) S1 = Handle(StepGeom_SweptSurface)::DownCast(SS);
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return StepToGeom_MakeSweptSurface::Convert(S1,*((Handle(Geom_SweptSurface)*)&CS));
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}
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if (SS->IsKind(STANDARD_TYPE(StepGeom_OffsetSurface))) { //:d4 abv 12 Mar 98
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const Handle(StepGeom_OffsetSurface) OS = Handle(StepGeom_OffsetSurface)::DownCast(SS);
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Handle(Geom_Surface) aBasisSurface;
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if (StepToGeom_MakeSurface::Convert(OS->BasisSurface(),aBasisSurface))
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{
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// sln 03.10.01. BUC61003. creation of offset surface is corrected
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const Standard_Real anOffset = OS->Distance() * UnitsMethods::LengthFactor();
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if (aBasisSurface->Continuity() == GeomAbs_C0)
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{
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const BRepBuilderAPI_MakeFace aBFace(aBasisSurface, Precision::Confusion());
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if (aBFace.IsDone())
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{
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const TopoDS_Shape aResult = ShapeAlgo::AlgoContainer()->C0ShapeToC1Shape(aBFace.Face(), Abs(anOffset));
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if (aResult.ShapeType() == TopAbs_FACE)
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{
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aBasisSurface = BRep_Tool::Surface(TopoDS::Face(aResult));
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}
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}
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}
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if(aBasisSurface->Continuity() != GeomAbs_C0)
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{
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CS = new Geom_OffsetSurface ( aBasisSurface, anOffset );
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return Standard_True;
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}
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}
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}
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else if (SS->IsKind(STANDARD_TYPE(StepGeom_SurfaceReplica))) { //:n7 abv 16 Feb 99
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const Handle(StepGeom_SurfaceReplica) SR = Handle(StepGeom_SurfaceReplica)::DownCast(SS);
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const Handle(StepGeom_Surface) PS = SR->ParentSurface();
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const Handle(StepGeom_CartesianTransformationOperator3d) T =
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Handle(StepGeom_CartesianTransformationOperator3d)::DownCast(SR->Transformation());
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// protect against cyclic references and wrong type of cartop
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if ( !T.IsNull() && PS != SS ) {
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Handle(Geom_Surface) S1;
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if (StepToGeom_MakeSurface::Convert(PS,S1))
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{
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gp_Trsf T1;
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if (StepToGeom_MakeTransformation3d::Convert(T,T1))
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{
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S1->Transform ( T1 );
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CS = S1;
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return Standard_True;
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}
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}
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}
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}
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}
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catch(Standard_Failure) {
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// ShapeTool_DB ?
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#ifdef DEB //:s5
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cout<<"Warning: StepToGeom_MakeSurface: Exception:";
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Standard_Failure::Caught()->Print(cout); cout << endl;
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#endif
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}
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return Standard_False;
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}
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