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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.
142 lines
4.0 KiB
C++
142 lines
4.0 KiB
C++
// Created on: 1993-07-06
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// Created by: Remi LEQUETTE
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// Copyright (c) 1993-1999 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 <BRep_CurveOnSurface.ixx>
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#include <Precision.hxx>
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//=======================================================================
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//function : BRep_CurveOnSurface
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//purpose :
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//=======================================================================
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BRep_CurveOnSurface::BRep_CurveOnSurface(const Handle(Geom2d_Curve)& PC,
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const Handle(Geom_Surface)& S,
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const TopLoc_Location& L) :
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BRep_GCurve(L,PC->FirstParameter(),PC->LastParameter()),
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myPCurve(PC),
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mySurface(S)
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{
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}
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//=======================================================================
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//function : D0
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//purpose :
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//=======================================================================
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void BRep_CurveOnSurface::D0(const Standard_Real U, gp_Pnt& P) const
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{
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// shoud be D0 NYI
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gp_Pnt2d P2d = myPCurve->Value(U);
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P = mySurface->Value(P2d.X(),P2d.Y());
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P.Transform(myLocation.Transformation());
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}
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//=======================================================================
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//function : IsCurveOnSurface
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//purpose :
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//=======================================================================
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Standard_Boolean BRep_CurveOnSurface::IsCurveOnSurface()const
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{
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return Standard_True;
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}
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//=======================================================================
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//function : IsCurveOnSurface
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//purpose :
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//=======================================================================
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Standard_Boolean BRep_CurveOnSurface::IsCurveOnSurface
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(const Handle(Geom_Surface)& S, const TopLoc_Location& L)const
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{
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return (S == mySurface) && (L == myLocation);
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}
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//=======================================================================
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//function : Surface
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//purpose :
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//=======================================================================
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const Handle(Geom_Surface)& BRep_CurveOnSurface::Surface()const
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{
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return mySurface;
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}
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//=======================================================================
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//function : PCurve
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//purpose :
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//=======================================================================
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const Handle(Geom2d_Curve)& BRep_CurveOnSurface::PCurve()const
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{
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return myPCurve;
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}
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//=======================================================================
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//function : PCurve
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//purpose :
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//=======================================================================
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void BRep_CurveOnSurface::PCurve(const Handle(Geom2d_Curve)& C)
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{
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myPCurve = C;
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}
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//=======================================================================
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//function : Copy
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//purpose :
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//=======================================================================
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Handle(BRep_CurveRepresentation) BRep_CurveOnSurface::Copy() const
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{
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Handle(BRep_CurveOnSurface) C = new BRep_CurveOnSurface(myPCurve,
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mySurface,
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Location());
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C->SetRange(First(),Last());
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C->SetUVPoints(myUV1,myUV2);
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return C;
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}
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//=======================================================================
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//function : Update
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//purpose :
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//=======================================================================
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void BRep_CurveOnSurface::Update()
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{
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Standard_Real f = First();
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Standard_Real l = Last();
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Standard_Boolean isneg = Precision::IsNegativeInfinite(f);
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Standard_Boolean ispos = Precision::IsPositiveInfinite(l);
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if (!isneg) {
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myPCurve->D0(f,myUV1);
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}
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if (!ispos) {
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myPCurve->D0(l,myUV2);
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}
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}
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