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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.
309 lines
11 KiB
C++
309 lines
11 KiB
C++
// 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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#include <ShapeCustom_SweptToElementary.ixx>
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#include <BRep_Builder.hxx>
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#include <BRep_Tool.hxx>
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#include <BRep_TEdge.hxx>
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#include <BRep_ListIteratorOfListOfCurveRepresentation.hxx>
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#include <BRep_GCurve.hxx>
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#include <Geom_SweptSurface.hxx>
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#include <Geom_SurfaceOfRevolution.hxx>
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#include <Geom_SurfaceOfLinearExtrusion.hxx>
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#include <Geom_RectangularTrimmedSurface.hxx>
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#include <Geom_OffsetSurface.hxx>
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#include <Geom_ToroidalSurface.hxx>
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#include <Geom_SphericalSurface.hxx>
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#include <Geom_CylindricalSurface.hxx>
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#include <Geom_ConicalSurface.hxx>
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#include <Geom_Plane.hxx>
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#include <Adaptor3d_SurfaceOfRevolution.hxx>
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#include <Adaptor3d_SurfaceOfLinearExtrusion.hxx>
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#include <GeomAdaptor_HCurve.hxx>
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#include <gp_Pln.hxx>
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#include <gp_Cylinder.hxx>
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#include <gp_Sphere.hxx>
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#include <gp_Cone.hxx>
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#include <gp_Torus.hxx>
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#include <ShapeAnalysis_Surface.hxx>
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#include <BRepTools.hxx>
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//=======================================================================
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//function : ShapeCustom_SweptToElementary
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//purpose :
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//=======================================================================
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ShapeCustom_SweptToElementary::ShapeCustom_SweptToElementary()
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{
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}
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//=======================================================================
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//function : IsToConvert
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//purpose : auxilary (Analyze surface: is it to be converted?)
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//=======================================================================
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static Standard_Boolean IsToConvert (const Handle(Geom_Surface) &S,
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Handle(Geom_SweptSurface) &SS)
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{
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Handle(Geom_Surface) Stmp;
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if(S->IsKind(STANDARD_TYPE(Geom_SweptSurface))) {
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SS = Handle(Geom_SweptSurface)::DownCast(S);
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return Standard_True;
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}
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if(S->IsKind(STANDARD_TYPE(Geom_RectangularTrimmedSurface))) {
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Handle(Geom_RectangularTrimmedSurface) RTS =
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Handle(Geom_RectangularTrimmedSurface)::DownCast(S);
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Stmp = RTS->BasisSurface();
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}
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else if(S->IsKind(STANDARD_TYPE(Geom_OffsetSurface))) {
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Handle(Geom_OffsetSurface) OS = Handle(Geom_OffsetSurface)::DownCast(S);
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Stmp = OS->BasisSurface();
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}
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if(Stmp.IsNull() ) return Standard_False;
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if(S->IsKind(STANDARD_TYPE(Geom_SweptSurface))) {
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SS = Handle(Geom_SweptSurface)::DownCast(Stmp);
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return Standard_True;
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}
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return Standard_False;
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}
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//=======================================================================
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//function : NewSurface
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//purpose :
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//=======================================================================
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Standard_Boolean ShapeCustom_SweptToElementary::NewSurface(const TopoDS_Face& F,
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Handle(Geom_Surface)& S,
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TopLoc_Location& L,
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Standard_Real& Tol,
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Standard_Boolean& RevWires,
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Standard_Boolean& RevFace)
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{
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S = BRep_Tool::Surface(F,L);
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Handle(Geom_SweptSurface) SS;
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if(!IsToConvert(S,SS)) return Standard_False;
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// case SurfaceOfRevolution
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if(SS->IsKind(STANDARD_TYPE(Geom_SurfaceOfRevolution))) {
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Handle(Geom_SurfaceOfRevolution) SR = Handle(Geom_SurfaceOfRevolution)::DownCast(SS);
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Handle(Geom_Curve) bc = SR->BasisCurve();
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gp_Ax1 ax1 = SR->Axis();
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Handle(GeomAdaptor_HCurve) HC = new GeomAdaptor_HCurve();
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HC->ChangeCurve().Load(bc,bc->FirstParameter(),bc->LastParameter());
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Adaptor3d_SurfaceOfRevolution AS(HC,ax1);
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switch(AS.GetType()){
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// skl 18.12.2003 - plane not used, problems in PRO14665.igs
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//case GeomAbs_Plane : {
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// Handle(Geom_Plane) Pl = new Geom_Plane(AS.Plane());
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// S = Pl;
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//} break;
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case GeomAbs_Cylinder : {
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Handle(Geom_CylindricalSurface) Cy =
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new Geom_CylindricalSurface(AS.Cylinder());
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S = Cy;
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} break;
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case GeomAbs_Sphere : {
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Handle(Geom_SphericalSurface) Sp =
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new Geom_SphericalSurface(AS.Sphere());
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S = Sp;
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} break;
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case GeomAbs_Cone : {
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Handle(Geom_ConicalSurface) Co =
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new Geom_ConicalSurface(AS.Cone());
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S = Co;
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} break;
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case GeomAbs_Torus : {
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Handle(Geom_ToroidalSurface) To =
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new Geom_ToroidalSurface(AS.Torus());
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S = To;
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} break;
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default : return Standard_False; break;
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}
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}
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// case SurfaceOfLinearExtrusion
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else if(SS->IsKind(STANDARD_TYPE(Geom_SurfaceOfLinearExtrusion))) {
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Handle(Geom_SurfaceOfLinearExtrusion) SLE =
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Handle(Geom_SurfaceOfLinearExtrusion)::DownCast(SS);
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Handle(Geom_Curve) bc = SLE->BasisCurve();
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gp_Dir dir = SLE->Direction();
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Handle(GeomAdaptor_HCurve) HC = new GeomAdaptor_HCurve();
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HC->ChangeCurve().Load(bc,bc->FirstParameter(),bc->LastParameter());
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Adaptor3d_SurfaceOfLinearExtrusion AS(HC,dir);
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switch(AS.GetType()){
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// skl 18.12.2003 - plane not used, problems in ims013.igs
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//case GeomAbs_Plane : {
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// Handle(Geom_Plane) Pl = new Geom_Plane(AS.Plane());
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// S = Pl;
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//} break;
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case GeomAbs_Cylinder : {
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Handle(Geom_CylindricalSurface) Cy =
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new Geom_CylindricalSurface(AS.Cylinder());
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S = Cy;
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} break;
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default : return Standard_False; break;
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}
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}
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Tol = BRep_Tool::Tolerance(F);
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RevWires = Standard_False;
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RevFace = Standard_False;
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return Standard_True;
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}
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//=======================================================================
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//function : NewCurve
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//purpose :
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//=======================================================================
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Standard_Boolean ShapeCustom_SweptToElementary::NewCurve(const TopoDS_Edge& E,
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Handle(Geom_Curve)& C,
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TopLoc_Location& L,
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Standard_Real& Tol)
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{
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//:p5 abv 26 Feb 99: force copying of edge if any its pcurve will be replaced
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Handle(BRep_TEdge)& TE = *((Handle(BRep_TEdge)*)&E.TShape());
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// iterate on pcurves
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BRep_ListIteratorOfListOfCurveRepresentation itcr(TE->Curves());
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for ( ; itcr.More(); itcr.Next() ) {
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Handle(BRep_GCurve) GC = Handle(BRep_GCurve)::DownCast(itcr.Value());
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if ( GC.IsNull() || ! GC->IsCurveOnSurface() ) continue;
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Handle(Geom_Surface) S = GC->Surface();
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Handle(Geom_SweptSurface) SS;
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if(!IsToConvert(S,SS)) continue;
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Standard_Real f, l;
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C = BRep_Tool::Curve ( E, L, f, l );
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if ( ! C.IsNull() ) C = Handle(Geom_Curve)::DownCast ( C->Copy() );
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Tol = BRep_Tool::Tolerance ( E );
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return Standard_True;
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}
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return Standard_False;
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}
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//=======================================================================
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//function : NewPoint
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//purpose :
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//=======================================================================
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Standard_Boolean ShapeCustom_SweptToElementary::NewPoint(const TopoDS_Vertex& /*V*/,
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gp_Pnt& /*P*/,Standard_Real& /*Tol*/)
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{
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// 3d points are never modified
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return Standard_False;
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}
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//=======================================================================
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//function : NewCurve2d
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//purpose :
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//=======================================================================
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Standard_Boolean ShapeCustom_SweptToElementary::NewCurve2d(const TopoDS_Edge& E,
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const TopoDS_Face& F,
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const TopoDS_Edge& NewE,
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const TopoDS_Face& NewF,
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Handle(Geom2d_Curve)& C,
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Standard_Real& Tol)
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{
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TopLoc_Location L;
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Handle(Geom_Surface) S = BRep_Tool::Surface(F,L);
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Handle(Geom_SweptSurface) SS;
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// just copy pcurve if either its surface is changing or edge was copied
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if ( !IsToConvert(S,SS) && E.IsSame(NewE) ) return Standard_False;
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Standard_Real f, l;
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C = BRep_Tool::CurveOnSurface(E,F,f,l);
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if ( ! C.IsNull() ) {
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C = Handle(Geom2d_Curve)::DownCast ( C->Copy() );
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Handle(Geom_Surface) NS = BRep_Tool::Surface(NewF,L);
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if ( !NS.IsNull() && NS->IsKind(STANDARD_TYPE(Geom_ToroidalSurface)) ) {
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if(SS->IsKind(STANDARD_TYPE(Geom_SurfaceOfRevolution))) {
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Handle(Geom_SurfaceOfRevolution) SR = Handle(Geom_SurfaceOfRevolution)::DownCast(SS);
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Standard_Real U1,U2,V1,V2;
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SR->Bounds(U1,U2,V1,V2);
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gp_Pnt P0;
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SR->D0(U1,V1,P0);
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Handle(ShapeAnalysis_Surface) sas = new ShapeAnalysis_Surface(NS);
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gp_Pnt2d p2d = sas->ValueOfUV(P0,Precision::Confusion());
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gp_Vec2d shift(p2d.X()-U1,p2d.Y()-V1);
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C->Translate(shift);
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}
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}
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if ( !NS.IsNull() && NS->IsKind(STANDARD_TYPE(Geom_SphericalSurface)) ) {
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if(SS->IsKind(STANDARD_TYPE(Geom_SurfaceOfRevolution))) {
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Handle(Geom_SurfaceOfRevolution) SR = Handle(Geom_SurfaceOfRevolution)::DownCast(SS);
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gp_Pnt PR,PS;
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Handle(Geom_SphericalSurface) SPH = Handle(Geom_SphericalSurface)::DownCast(NS);
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Standard_Real US1,US2,VS1,VS2;
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SPH->Bounds(US1,US2,VS1,VS2);
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SPH->D0(US1,VS1,PS);
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Standard_Real UR1,UR2,VR1,VR2;
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SR->Bounds(UR1,UR2,VR1,VR2);
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SR->D0(UR1,VR1,PR);
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gp_Pnt P0 = SPH->Location();
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gp_Vec VS(P0,PS);
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gp_Vec VR(P0,PR);
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Standard_Real angle = VS.Angle(VR);
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gp_Vec2d shift(0,VS1-VR1+angle);
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C->Translate(shift);
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}
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}
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}
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Tol = BRep_Tool::Tolerance ( E );
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return Standard_True;
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}
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//=======================================================================
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//function : NewParameter
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//purpose :
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//=======================================================================
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Standard_Boolean ShapeCustom_SweptToElementary::NewParameter(const TopoDS_Vertex& /*V*/,
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const TopoDS_Edge& /*E*/,
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Standard_Real& /*P*/,
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Standard_Real& /*Tol*/)
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{
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return Standard_False;
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}
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//=======================================================================
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//function : Continuity
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//purpose :
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//=======================================================================
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GeomAbs_Shape ShapeCustom_SweptToElementary::Continuity(const TopoDS_Edge& E,
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const TopoDS_Face& F1,
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const TopoDS_Face& F2,
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const TopoDS_Edge& /*NewE*/,
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const TopoDS_Face& /*NewF1*/,
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const TopoDS_Face& /*NewF2*/)
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{
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return BRep_Tool::Continuity(E,F1,F2);
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}
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