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68 lines
2.3 KiB
C++
68 lines
2.3 KiB
C++
// Created on: 1991-10-04
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// Created by: Remi GILET
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// Copyright (c) 1991-1999 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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//=========================================================================
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// CREATION of the BISSECTRICE between two POINTS. +
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//=========================================================================
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#include <GccAna_NoSolution.hxx>
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#include <GccAna_Pnt2dBisec.hxx>
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#include <gp_Dir2d.hxx>
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#include <gp_Lin2d.hxx>
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#include <gp_Pnt2d.hxx>
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#include <gp_XY.hxx>
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#include <StdFail_NotDone.hxx>
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//=========================================================================
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GccAna_Pnt2dBisec::
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GccAna_Pnt2dBisec (const gp_Pnt2d& Point1,
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const gp_Pnt2d& Point2) {
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WellDone = Standard_False;
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// if (Point1.Distance(Point2) > gp::Resolution()) {
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if (Point1.Distance(Point2) > 1.e-10) {
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gp_Dir2d dir1(Point2.XY()-Point1.XY());
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linsol = gp_Lin2d(gp_Pnt2d((Point2.X()+Point1.X())/2.,
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// ======================================================
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(Point2.Y()+Point1.Y())/2.),
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// ============================
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gp_Dir2d(-dir1.Y(),dir1.X()));
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// =============================
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HasSol = Standard_True;
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WellDone = Standard_True;
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}
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else {
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HasSol = Standard_False;
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WellDone = Standard_True;
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}
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}
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//=========================================================================
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Standard_Boolean GccAna_Pnt2dBisec::
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IsDone () const { return WellDone; }
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Standard_Boolean GccAna_Pnt2dBisec::
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HasSolution () const { return HasSol; }
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gp_Lin2d GccAna_Pnt2dBisec::
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ThisSolution () const {
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if (!WellDone) { throw StdFail_NotDone(); }
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else if (!HasSol) { throw GccAna_NoSolution(); }
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return linsol;
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}
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