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occt/src/AdvApprox/AdvApprox_PrefCutting.cxx
abv 42cf5bc1ca 0024002: Overall code and build procedure refactoring -- automatic
Automatic upgrade of OCCT code by command "occt_upgrade . -nocdl":
- WOK-generated header files from inc and sources from drv are moved to src
- CDL files removed
- All packages are converted to nocdlpack
2015-07-12 07:42:38 +03:00

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1.7 KiB
C++

// Created on: 1996-07-03
// Created by: Joelle CHAUVET
// Copyright (c) 1996-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#include <AdvApprox_PrefCutting.hxx>
#include <Precision.hxx>
AdvApprox_PrefCutting::AdvApprox_PrefCutting(const TColStd_Array1OfReal& CutPnts):
myPntOfCutting(1, CutPnts.Length())
{
myPntOfCutting = CutPnts;
}
Standard_Boolean AdvApprox_PrefCutting::Value(const Standard_Real a,
const Standard_Real b,
Standard_Real& cuttingvalue) const
{
// longueur minimum d'un intervalle parametrique : PConfusion()
// pour F(U,V) : EPS1=1.e-9 (cf.MMEPS1)
Standard_Real lgmin = 10 * Precision::PConfusion();
Standard_Integer i;
Standard_Real cut, mil=(a+b)/2,
dist = Abs((a-b)/2);
cut = mil;
for ( i=myPntOfCutting.Lower(); i<= myPntOfCutting.Upper(); i++) {
if ((dist-lgmin) > Abs(mil-myPntOfCutting.Value(i))) {
cut = myPntOfCutting.Value(i);
dist = Abs(mil-myPntOfCutting.Value(i));
}
}
cuttingvalue = cut;
return (Abs(cut-a)>=lgmin && Abs(b-cut)>=lgmin);
}