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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.
147 lines
4.1 KiB
C++
147 lines
4.1 KiB
C++
// Copyright (c) 1995-1999 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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#include <BRepMesh_ShapeTool.ixx>
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#include <Geom2d_Curve.hxx>
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#include <BRep_Tool.hxx>
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#include <TopoDS.hxx>
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#include <BRepAdaptor_Surface.hxx>
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#include <BRepAdaptor_Curve.hxx>
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#include <Adaptor3d_CurveOnSurface.hxx>
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#include <Adaptor2d_HCurve2d.hxx>
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#include <BRepBndLib.hxx>
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#include <Extrema_POnCurv.hxx>
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#include <Extrema_LocateExtPC.hxx>
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#include <TopExp.hxx>
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#include <Precision.hxx>
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#include <gp_Trsf.hxx>
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#include <BRep_Builder.hxx>
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Standard_Integer debug=0;
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BRepMesh_ShapeTool::BRepMesh_ShapeTool() {}
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Standard_Boolean BRepMesh_ShapeTool::MoreInternalVertex()
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{
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while (theVIterator.More()) {
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if (theVIterator.Current().Orientation() == TopAbs_INTERNAL)
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return Standard_True;
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theVIterator.Next();
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}
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return Standard_False;
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}
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TopoDS_Vertex BRepMesh_ShapeTool::FirstVertex(const TopoDS_Edge& E)
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{
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TopExp_Explorer Ex(E,TopAbs_VERTEX);
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while (Ex.More()) {
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if (Ex.Current().Orientation() == TopAbs_FORWARD)
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return TopoDS::Vertex(Ex.Current());
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Ex.Next();
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}
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Standard_NoSuchObject::Raise("non existent first vertex");
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return TopoDS_Vertex();
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}
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TopoDS_Vertex BRepMesh_ShapeTool::LastVertex(const TopoDS_Edge& E)
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{
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TopExp_Explorer Ex(E,TopAbs_VERTEX);
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while (Ex.More()) {
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if (Ex.Current().Orientation() == TopAbs_REVERSED)
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return TopoDS::Vertex(Ex.Current());
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Ex.Next();
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}
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Standard_NoSuchObject::Raise("non existent last vertex");
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return TopoDS_Vertex();
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}
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void BRepMesh_ShapeTool::Vertices(const TopoDS_Edge& E,
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TopoDS_Vertex& Vfirst,
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TopoDS_Vertex& Vlast)
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{
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TopExp::Vertices(E, Vfirst, Vlast);
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}
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Bnd_Box BRepMesh_ShapeTool::Bound(const TopoDS_Face& F)
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{
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Bnd_Box Bf;
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BRepBndLib::Add(F, Bf);
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return Bf;
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}
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Bnd_Box BRepMesh_ShapeTool::Bound(const TopoDS_Edge& E)
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{
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Bnd_Box Be;
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BRepBndLib::Add(E, Be);
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return Be;
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}
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void BRepMesh_ShapeTool::Parameters(const TopoDS_Edge& E,
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const TopoDS_Face& F,
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const Standard_Real W,
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gp_Pnt2d& UV)
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{
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Standard_Real a,b;
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Handle(Geom2d_Curve) C = BRep_Tool::CurveOnSurface(E,F,a,b);
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C->D0(W,UV);
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}
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void BRepMesh_ShapeTool::Locate(const BRepAdaptor_Curve& C,
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const Standard_Real W,
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Standard_Real& wFound,
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const gp_Pnt& p3d,
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gp_Pnt2d& UV)
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{
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gp_Pnt plocal(p3d.Transformed(C.Trsf().Inverted()));
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Extrema_LocateExtPC
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pcos(plocal, C.CurveOnSurface(), W, Precision::PConfusion());
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if (pcos.IsDone()) {
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wFound=pcos.Point().Parameter();
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C.CurveOnSurface().GetCurve()->D0(wFound, UV);
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if (debug!=0) {
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if (pcos.SquareDistance()>(4.* C.Tolerance()* C.Tolerance())) {
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cout << " ShapeTool :LocateExtPCOnS Done but (Distance "<<
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sqrt(pcos.SquareDistance()) << ")(Tolerance "<<C.Tolerance()<<")" << endl;
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cout << " W given : "<< W<< " W calculated : "<<
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wFound << endl;
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}
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else if (debug>1) {
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cout << " ShapeTool : LocateExtPCOnS OK ! "<<endl;
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cout << " W given : "<< W<< " W calculated : "<<
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wFound << endl;
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}
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}
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}
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else {
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wFound=W;
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if (debug!=0)
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cout << " ShapeTool : LocateExtPCOnS Not Done ! " << endl;
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C.CurveOnSurface().GetCurve()->D0(W, UV);
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}
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}
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void BRepMesh_ShapeTool::AddInFace(const TopoDS_Face& F,
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Handle(Poly_Triangulation)& T)
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{
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static BRep_Builder B1;
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TColgp_Array1OfPnt& Nodes = T->ChangeNodes();
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gp_Trsf tr = F.Location().Transformation();
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tr.Invert();
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for (Standard_Integer i = Nodes.Lower(); i <= Nodes.Upper(); i++)
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Nodes(i).Transform(tr);
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B1.UpdateFace(F, T);
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}
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