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91 lines
3.2 KiB
C++
Executable File
91 lines
3.2 KiB
C++
Executable File
// Created on: 1992-09-02
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// Created by: Remi GILET
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// Copyright (c) 1992-1999 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 <gce_MakeElips2d.ixx>
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#include <gp.hxx>
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#include <gp_Lin2d.hxx>
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#include <StdFail_NotDone.hxx>
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//=========================================================================
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// Creation d une Ellipse 2d de gp de centre <Center> et de sommets +
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// <S1> et <S2>. +
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// <CenterS1> donne le grand axe . +
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// <S1> donne le grand rayon et <S2> le petit rayon. +
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//=========================================================================
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gce_MakeElips2d::gce_MakeElips2d(const gp_Pnt2d& S1 ,
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const gp_Pnt2d& S2 ,
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const gp_Pnt2d& Center )
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{
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Standard_Real D1 = S1.Distance(Center);
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gp_Dir2d XAxis(gp_XY(S1.XY()-Center.XY()));
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gp_Dir2d YAxis(gp_XY(S2.XY()-Center.XY()));
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Standard_Real D2 = gp_Lin2d(Center,XAxis).Distance(S2);
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if (D1 < D2) { TheError = gce_InvertAxis; }
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else if (D2 < gp::Resolution()) { TheError = gce_NullAxis; }
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else {
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TheElips2d = gp_Elips2d(gp_Ax22d(Center,XAxis,YAxis),D1,D2);
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TheError = gce_Done;
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}
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}
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gce_MakeElips2d::gce_MakeElips2d(const gp_Ax2d& MajorAxis ,
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const Standard_Real MajorRadius ,
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const Standard_Real MinorRadius ,
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const Standard_Boolean Sense )
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{
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if (MajorRadius < 0.0) { TheError = gce_NegativeRadius; }
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else if (MajorRadius < MinorRadius) { TheError = gce_InvertRadius; }
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else {
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TheElips2d = gp_Elips2d(MajorAxis,MajorRadius,MinorRadius,Sense);
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TheError = gce_Done;
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}
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}
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gce_MakeElips2d::gce_MakeElips2d(const gp_Ax22d& A ,
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const Standard_Real MajorRadius ,
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const Standard_Real MinorRadius )
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{
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if (MajorRadius < 0.0) { TheError = gce_NegativeRadius; }
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else if (MajorRadius < MinorRadius) { TheError = gce_InvertRadius; }
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else {
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TheElips2d = gp_Elips2d(A,MajorRadius,MinorRadius);
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TheError = gce_Done;
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}
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}
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const gp_Elips2d& gce_MakeElips2d::Value() const
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{
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StdFail_NotDone_Raise_if(!TheError == gce_Done,"");
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return TheElips2d;
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}
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const gp_Elips2d& gce_MakeElips2d::Operator() const
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{
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return Value();
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}
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gce_MakeElips2d::operator gp_Elips2d() const
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{
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return Value();
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}
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