1 // Created on: 1996-07-03
2 // Created by: Joelle CHAUVET
3 // Copyright (c) 1996-1999 Matra Datavision
4 // Copyright (c) 1999-2012 OPEN CASCADE SAS
6 // The content of this file is subject to the Open CASCADE Technology Public
7 // License Version 6.5 (the "License"). You may not use the content of this file
8 // except in compliance with the License. Please obtain a copy of the License
9 // at http://www.opencascade.org and read it completely before using this file.
11 // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
12 // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
14 // The Original Code and all software distributed under the License is
15 // distributed on an "AS IS" basis, without warranty of any kind, and the
16 // Initial Developer hereby disclaims all such warranties, including without
17 // limitation, any warranties of merchantability, fitness for a particular
18 // purpose or non-infringement. Please see the License for the specific terms
19 // and conditions governing the rights and limitations under the License.
23 #include <AdvApprox_PrefCutting.ixx>
24 #include <Precision.hxx>
26 AdvApprox_PrefCutting::AdvApprox_PrefCutting(const TColStd_Array1OfReal& CutPnts):
27 myPntOfCutting(1, CutPnts.Length())
29 myPntOfCutting = CutPnts;
32 Standard_Boolean AdvApprox_PrefCutting::Value(const Standard_Real a,
33 const Standard_Real b,
34 Standard_Real& cuttingvalue) const
36 // longueur minimum d'un intervalle parametrique : PConfusion()
37 // pour F(U,V) : EPS1=1.e-9 (cf.MMEPS1)
38 Standard_Real lgmin = 10 * Precision::PConfusion();
40 Standard_Real cut, mil=(a+b)/2,
43 for ( i=myPntOfCutting.Lower(); i<= myPntOfCutting.Upper(); i++) {
44 if ((dist-lgmin) > Abs(mil-myPntOfCutting.Value(i))) {
45 cut = myPntOfCutting.Value(i);
46 dist = Abs(mil-myPntOfCutting.Value(i));
50 return (Abs(cut-a)>=lgmin && Abs(b-cut)>=lgmin);