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252 lines
7.0 KiB
C++
Executable File
252 lines
7.0 KiB
C++
Executable File
// 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) 1999-2012 OPEN CASCADE SAS
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//
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// The content of this file is subject to the Open CASCADE Technology Public
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// License Version 6.5 (the "License"). You may not use the content of this file
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// except in compliance with the License. Please obtain a copy of the License
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// at http://www.opencascade.org and read it completely before using this file.
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//
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// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
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// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
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//
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// The Original Code and all software distributed under the License is
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// distributed on an "AS IS" basis, without warranty of any kind, and the
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// Initial Developer hereby disclaims all such warranties, including without
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// limitation, any warranties of merchantability, fitness for a particular
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// purpose or non-infringement. Please see the License for the specific terms
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// and conditions governing the rights and limitations under the License.
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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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//=======================================================================
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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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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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