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195 lines
7.5 KiB
C++
Executable File
195 lines
7.5 KiB
C++
Executable File
// Created on: 1995-01-27
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// Created by: Jacques GOUSSARD
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// Copyright (c) 1995-1999 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 <GeomInt_IntSS.ixx>
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#include <Adaptor3d_TopolTool.hxx>
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#include <Standard_ConstructionError.hxx>
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#include <Geom_Surface.hxx>
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#include <GeomAdaptor_Surface.hxx>
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#include <GeomAdaptor_HSurface.hxx>
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//=======================================================================
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//function : Perform
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//purpose : General intersection
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//=======================================================================
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void GeomInt_IntSS::Perform(const Handle(Geom_Surface)& S1,
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const Handle(Geom_Surface)& S2,
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const Standard_Real Tol,
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const Standard_Boolean Approx,
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const Standard_Boolean ApproxS1,
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const Standard_Boolean ApproxS2)
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{
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myHS1 = new GeomAdaptor_HSurface(S1);
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if (S1==S2)
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myHS2 = myHS1;
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else
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myHS2 = new GeomAdaptor_HSurface(S2);
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InternalPerform(Tol,Approx,ApproxS1,ApproxS2,Standard_False,0.,0.,0.,0.);
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}
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//=======================================================================
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//function : Perform
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//purpose : General intersection with a Starting Point
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//=======================================================================
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void GeomInt_IntSS::Perform(const Handle(Geom_Surface)& S1,
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const Handle(Geom_Surface)& S2,
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const Standard_Real Tol,
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const Standard_Real U1, const Standard_Real V1,
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const Standard_Real U2, const Standard_Real V2,
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const Standard_Boolean Approx,
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const Standard_Boolean ApproxS1,
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const Standard_Boolean ApproxS2)
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{
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myHS1 = new GeomAdaptor_HSurface(S1);
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if (S1==S2)
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myHS2 = myHS1;
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else
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myHS2 = new GeomAdaptor_HSurface(S2);
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InternalPerform(Tol,Approx,ApproxS1,ApproxS2,Standard_True,U1,V1,U2,V2);
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}
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//=======================================================================
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//function : Internal Perform
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//purpose :
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//=======================================================================
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void GeomInt_IntSS::InternalPerform(const Standard_Real Tol,
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const Standard_Boolean Approx,
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const Standard_Boolean ApproxS1,
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const Standard_Boolean ApproxS2,
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const Standard_Boolean useStart,
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const Standard_Real U1,
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const Standard_Real V1,
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const Standard_Real U2,
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const Standard_Real V2)
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{
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myTolReached2d = myTolReached3d = 0.0;
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myNbrestr = 0;
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sline.Clear();
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Handle(Adaptor3d_TopolTool) dom1 = new Adaptor3d_TopolTool(myHS1);
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Handle(Adaptor3d_TopolTool) dom2 = new Adaptor3d_TopolTool(myHS2);
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myLConstruct.Load(dom1,dom2,myHS1,myHS2);
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Standard_Real TolArc = Tol;
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Standard_Real TolTang = Tol;
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Standard_Real UVMaxStep = 0.001;
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Standard_Real Deflection = 0.1;
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myIntersector.SetTolerances(TolArc,TolTang,UVMaxStep,Deflection);
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if(myHS1 == myHS2) {
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myIntersector.Perform(myHS1,dom1,TolArc,TolTang);
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}
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else if (!useStart) {
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myIntersector.Perform(myHS1,dom1,myHS2,dom2,TolArc,TolTang);
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}
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else {
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myIntersector.Perform(myHS1,dom1,myHS2,dom2,U1,V1,U2,V2,TolArc,TolTang);
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}
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// ============================================================
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if (myIntersector.IsDone()) {
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const Standard_Integer nblin = myIntersector.NbLines();
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for (Standard_Integer i=1; i<= nblin; i++) {
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MakeCurve(i,dom1,dom2,Tol,Approx,ApproxS1,ApproxS2);
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}
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}
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}
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//=======================================================================
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//function : Line
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//purpose :
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//=======================================================================
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const Handle(Geom_Curve) & GeomInt_IntSS::Line (const Standard_Integer Index) const
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{
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StdFail_NotDone_Raise_if(!myIntersector.IsDone(),"GeomInt_IntSS::Line");
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return sline(Index+myNbrestr);
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}
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//=======================================================================
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//function : Boundary
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//purpose :
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//=======================================================================
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const Handle(Geom_Curve) & GeomInt_IntSS::Boundary (const Standard_Integer Index) const
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{
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StdFail_NotDone_Raise_if(!myIntersector.IsDone(),"GeomInt_IntSS::Line");
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Standard_OutOfRange_Raise_if(Index <= 0 || Index > myNbrestr,
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"GeomInt_IntSS::Boundary");
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return sline(Index);
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}
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//=======================================================================
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//function : Pnt2d
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//purpose :
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//=======================================================================
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gp_Pnt2d GeomInt_IntSS::Pnt2d(const Standard_Integer Index,
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const Standard_Boolean OnFirst) const
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{
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const IntPatch_Point& thept = myIntersector.Point(Index);
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Standard_Real U,V;
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if (OnFirst)
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thept.ParametersOnS1(U,V);
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else
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thept.ParametersOnS2(U,V);
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return gp_Pnt2d(U,V);
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}
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//=======================================================================
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//function : HasLineOnS1
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//purpose :
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//=======================================================================
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Standard_Boolean GeomInt_IntSS::HasLineOnS1(const Standard_Integer index) const
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{
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StdFail_NotDone_Raise_if(!myIntersector.IsDone(),"GeomInt_IntSS::HasLineOnS1");
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return (!slineS1(index).IsNull());
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}
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//=======================================================================
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//function : HasLineOnS2
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//purpose :
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//=======================================================================
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Standard_Boolean GeomInt_IntSS::HasLineOnS2(const Standard_Integer index) const
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{
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StdFail_NotDone_Raise_if(!myIntersector.IsDone(),"GeomInt_IntSS::HasLineOnS2");
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return (!slineS2(index).IsNull());
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}
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//=======================================================================
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//function : LineOnS1
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//purpose :
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//=======================================================================
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const Handle(Geom2d_Curve) & GeomInt_IntSS::LineOnS1(const Standard_Integer Index) const
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{
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StdFail_NotDone_Raise_if(!myIntersector.IsDone(),"GeomInt_IntSS::LineOnS1");
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return slineS1(Index);
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}
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//=======================================================================
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//function : LineOnS2
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//purpose :
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//=======================================================================
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const Handle(Geom2d_Curve) & GeomInt_IntSS::LineOnS2(const Standard_Integer Index) const
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{
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StdFail_NotDone_Raise_if(!myIntersector.IsDone(),"GeomInt_IntSS::LineOnS2");
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return slineS2(Index);
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}
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