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51 lines
1.8 KiB
C++
51 lines
1.8 KiB
C++
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// Created on: 25.08.14 17:59:59
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// Created by: jgv@VIVEX
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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 <GeomInt.hxx>
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#include <TColStd_IndexedMapOfInteger.hxx>
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//=======================================================================
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//function : AdjustPeriodic
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//purpose :
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//=======================================================================
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Standard_Boolean GeomInt::AdjustPeriodic(const Standard_Real thePar,
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const Standard_Real theParMin,
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const Standard_Real theParMax,
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const Standard_Real thePeriod,
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Standard_Real &theNewPar,
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Standard_Real &theOffset,
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const Standard_Real theEps)
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{
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Standard_Boolean bMin, bMax;
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//
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theOffset = 0.;
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theNewPar = thePar;
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bMin = theParMin - thePar > theEps;
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bMax = thePar - theParMax > theEps;
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//
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if (bMin || bMax) {
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Standard_Real dp, aNbPer;
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//
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dp = (bMin) ? (theParMax - thePar) : (theParMin - thePar);
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modf(dp / thePeriod, &aNbPer);
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//
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theOffset = aNbPer * thePeriod;
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theNewPar += theOffset;
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}
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//
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return (theOffset > 0.);
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}
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