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ed4415982c
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.
250 lines
6.8 KiB
C++
250 lines
6.8 KiB
C++
// Created on: 1994-08-25
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// Created by: Jacques GOUSSARD
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// Copyright (c) 1994-1999 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 <BRepTools_TrsfModification.ixx>
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#include <Geom_Line.hxx>
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#include <Geom_TrimmedCurve.hxx>
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#include <Geom2d_TrimmedCurve.hxx>
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#include <BRep_Tool.hxx>
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#include <gp_GTrsf2d.hxx>
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#include <gp_TrsfForm.hxx>
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#include <gp.hxx>
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#include <GeomLib.hxx>
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#include <TopAbs.hxx>
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#include <TopExp.hxx>
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#include <TopoDS.hxx>
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#include <Precision.hxx>
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#include <GeomAdaptor_Surface.hxx>
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//=======================================================================
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//function : BRepTools_TrsfModification
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//purpose :
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//=======================================================================
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BRepTools_TrsfModification::BRepTools_TrsfModification(const gp_Trsf& T) :
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myTrsf(T)
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{
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}
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//=======================================================================
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//function : Trsf
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//purpose :
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//=======================================================================
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gp_Trsf& BRepTools_TrsfModification::Trsf ()
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{
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return myTrsf;
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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 BRepTools_TrsfModification::NewSurface
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(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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Tol = BRep_Tool::Tolerance(F);
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Tol *= Abs(myTrsf.ScaleFactor());
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RevWires = Standard_False;
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RevFace = myTrsf.IsNegative();
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gp_Trsf LT = L.Transformation();
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LT.Invert();
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LT.Multiply(myTrsf);
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LT.Multiply(L.Transformation());
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S = Handle(Geom_Surface)::DownCast(S->Transformed(LT));
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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 BRepTools_TrsfModification::NewCurve
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(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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Standard_Real f,l;
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C = BRep_Tool::Curve(E,L,f,l);
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Tol = BRep_Tool::Tolerance(E);
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Tol *= Abs(myTrsf.ScaleFactor());
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gp_Trsf LT = L.Transformation();
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LT.Invert();
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LT.Multiply(myTrsf);
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LT.Multiply(L.Transformation());
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if (!C.IsNull()) {
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C = Handle(Geom_Curve)::DownCast(C->Transformed(LT));
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}
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return Standard_True;
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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 BRepTools_TrsfModification::NewPoint
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(const TopoDS_Vertex& V,
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gp_Pnt& P,
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Standard_Real& Tol)
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{
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P = BRep_Tool::Pnt(V);
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Tol = BRep_Tool::Tolerance(V);
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Tol *= Abs(myTrsf.ScaleFactor());
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P.Transform(myTrsf);
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return Standard_True;
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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 BRepTools_TrsfModification::NewCurve2d
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(const TopoDS_Edge& E,
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const TopoDS_Face& F,
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const TopoDS_Edge&,
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const TopoDS_Face&,
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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 loc;
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Tol = BRep_Tool::Tolerance(E);
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Standard_Real scale = myTrsf.ScaleFactor();
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Tol *= Abs(scale);
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const Handle(Geom_Surface)& S = BRep_Tool::Surface(F,loc);
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GeomAdaptor_Surface GAsurf(S);
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if (GAsurf.GetType() == GeomAbs_Plane)
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return Standard_False;
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Standard_Real f,l;
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Handle(Geom2d_Curve) NewC = BRep_Tool::CurveOnSurface(E,F,f,l);
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if (NewC.IsNull())
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return Standard_False;
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Standard_Real newf,newl;
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Handle(Standard_Type) TheType = NewC->DynamicType();
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if ( TheType == STANDARD_TYPE(Geom2d_TrimmedCurve)) {
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Handle(Geom2d_TrimmedCurve) TC = Handle(Geom2d_TrimmedCurve)::DownCast(NewC);
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NewC = TC->BasisCurve();
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}
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Standard_Real fc = NewC->FirstParameter(), lc = NewC->LastParameter();
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if(!NewC->IsPeriodic()) {
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if(fc - f > Precision::PConfusion()) f = fc;
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if(l - lc > Precision::PConfusion()) l = lc;
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}
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newf = f;
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newl = l;
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if (Abs(scale) != 1.) {
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NewC = new Geom2d_TrimmedCurve(NewC,f,l);
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gp_GTrsf2d gtrsf = S->ParametricTransformation(myTrsf);
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if ( gtrsf.Form() != gp_Identity) {
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NewC = GeomLib::GTransform(NewC,gtrsf);
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if (NewC.IsNull()) {
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Standard_DomainError::Raise("TrsfModification:Error in NewCurve2d");
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return Standard_False;
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}
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newf = NewC->FirstParameter();
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newl = NewC->LastParameter();
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}
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}
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// il faut parfois recadrer les ranges 3d / 2d
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TopoDS_Vertex V1, V2;
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TopExp::Vertices(E,V1,V2);
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TopoDS_Shape initEFOR = E.Oriented(TopAbs_FORWARD); // skl
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TopoDS_Edge EFOR = TopoDS::Edge(initEFOR/*E.Oriented(TopAbs_FORWARD)*/); //skl
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NewParameter(V1,EFOR,f,Tol);
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NewParameter(V2,EFOR,l,Tol);
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GeomLib::SameRange(Tol,NewC,newf,newl,f,l,C);
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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 BRepTools_TrsfModification::NewParameter
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(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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if (V.IsNull()) return Standard_False; // infinite edge may have Null vertex
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TopLoc_Location loc;
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Tol = BRep_Tool::Tolerance(V);
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Tol *= Abs(myTrsf.ScaleFactor());
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P = BRep_Tool::Parameter(V,E);
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Standard_Real f,l;
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Handle(Geom_Curve) C = BRep_Tool::Curve(E,loc,f,l);
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if (!C.IsNull()) {
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P = C->TransformedParameter(P,myTrsf);
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}
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return Standard_True;
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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 BRepTools_TrsfModification::Continuity
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(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&,
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const TopoDS_Face&,
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const TopoDS_Face&)
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{
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return BRep_Tool::Continuity(E,F1,F2);
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}
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