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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.
170 lines
4.5 KiB
C++
170 lines
4.5 KiB
C++
// Created on: 1994-09-06
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// Created by: Yves FRICAUD
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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 <Geom2dLProp_CurAndInf2d.ixx>
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#include <Geom2dLProp_NumericCurInf2d.hxx>
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#include <Geom2dAdaptor_Curve.hxx>
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#include <LProp_AnalyticCurInf.hxx>
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#include <gp_Lin2d.hxx>
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#include <gp_Circ2d.hxx>
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#include <gp_Elips2d.hxx>
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#include <gp_Hypr2d.hxx>
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#include <gp_Parab2d.hxx>
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#include <TColStd_Array1OfReal.hxx>
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//=======================================================================
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//function : Geom2dLProp_CurAndInf2d
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//purpose :
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//=======================================================================
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Geom2dLProp_CurAndInf2d::Geom2dLProp_CurAndInf2d()
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{
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}
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//=======================================================================
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//function : Perform
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//purpose :
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//=======================================================================
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void Geom2dLProp_CurAndInf2d::Perform(const Handle(Geom2d_Curve)& C)
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{
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PerformCurExt(C);
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PerformInf (C);
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}
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//=======================================================================
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//function : PerformCurExt
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//purpose :
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//=======================================================================
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void Geom2dLProp_CurAndInf2d::PerformCurExt(const Handle(Geom2d_Curve)& C)
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{
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isDone = Standard_True;
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Geom2dAdaptor_Curve CC(C);
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LProp_AnalyticCurInf AC;
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Geom2dLProp_NumericCurInf2d NC;
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GeomAbs_CurveType CType = CC.GetType();
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switch (CType) {
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case GeomAbs_Line:
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break;
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case GeomAbs_Circle:
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break;
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case GeomAbs_Ellipse:
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AC.Perform(CType,CC.FirstParameter(),CC.LastParameter(),*this);
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break;
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case GeomAbs_Hyperbola:
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AC.Perform(CType,CC.FirstParameter(),CC.LastParameter(),*this);
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break;
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case GeomAbs_Parabola:
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AC.Perform(CType,CC.FirstParameter(),CC.LastParameter(),*this);
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break;
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case GeomAbs_BSplineCurve:
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if (CC.Continuity() >= GeomAbs_C3 ) {
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NC.PerformCurExt(C,*this);
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isDone = NC.IsDone();
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}
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else {
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// Decoupage en intervalles C3.
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isDone = Standard_True;
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Standard_Integer NbInt = CC.NbIntervals(GeomAbs_C3);
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TColStd_Array1OfReal Param(1,NbInt+1);
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CC.Intervals(Param,GeomAbs_C3);
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for (Standard_Integer i = 1; i <= NbInt; i++) {
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NC.PerformCurExt(C,Param(i),Param(i+1),*this);
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if (!NC.IsDone()) {isDone = Standard_False;}
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}
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}
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break;
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default : {
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NC.PerformCurExt(C,*this);
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isDone = NC.IsDone();
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}
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break;
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}
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}
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//=======================================================================
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//function : PerformInf
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//purpose :
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//=======================================================================
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void Geom2dLProp_CurAndInf2d::PerformInf(const Handle(Geom2d_Curve)& C)
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{
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isDone = Standard_True;
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Geom2dAdaptor_Curve CC(C);
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GeomAbs_CurveType CType = CC.GetType();
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Geom2dLProp_NumericCurInf2d NC;
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switch (CType) {
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case GeomAbs_Line:
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break;
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case GeomAbs_Circle:
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break;
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case GeomAbs_Ellipse:
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break;
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case GeomAbs_Hyperbola:
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break;
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case GeomAbs_Parabola:
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break;
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case GeomAbs_BSplineCurve:
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if (CC.Continuity() >= GeomAbs_C3 ) {
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NC.PerformInf(C,*this);
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isDone = NC.IsDone();
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}
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else {
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// Decoupage en intervalles C3.
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isDone = Standard_True;
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Standard_Integer NbInt = CC.NbIntervals(GeomAbs_C3);
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TColStd_Array1OfReal Param(1,NbInt+1);
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CC.Intervals(Param,GeomAbs_C3);
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for (Standard_Integer i = 1; i <= NbInt; i++) {
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NC.PerformInf(C,Param(i),Param(i+1),*this);
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if (!NC.IsDone()) {isDone = Standard_False;}
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}
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}
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break;
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default : {
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NC.PerformInf(C,*this);
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isDone = NC.IsDone();
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}
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break;
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}
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}
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//=======================================================================
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//function : IsDone
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//purpose :
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//=======================================================================
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Standard_Boolean Geom2dLProp_CurAndInf2d::IsDone() const
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{
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return isDone;
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}
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