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1 | // Created on: 1994-03-30 |
2 | // Created by: Laurent BUCHARD |
3 | // Copyright (c) 1994-1999 Matra Datavision |
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4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
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5 | // |
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6 | // This file is part of Open CASCADE Technology software library. |
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7 | // |
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8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
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10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
12 | // distribution for complete text of the license and disclaimer of any warranty. |
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13 | // |
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14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
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16 | |
17 | //====================================================================== |
18 | TopClass_Classifier3d::TopClass_Classifier3d() : isSet(Standard_False) |
19 | { |
20 | } |
21 | |
22 | //====================================================================== |
23 | void TopClass_Classifier3d::Reset(const gp_Lin& L, |
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24 | const Standard_Real, |
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25 | const Standard_Real Tol) { |
26 | myLin = L; |
27 | myParam = RealLast(); |
28 | myTolerance = Tol; |
29 | myState = TopAbs_UNKNOWN; |
30 | isSet = Standard_True; |
31 | } |
32 | //====================================================================== |
33 | #include <IntCurveSurface_IntersectionPoint.hxx> |
34 | #include <IntCurveSurface_TransitionOnCurve.hxx> |
35 | |
36 | void TopClass_Classifier3d::Compare(const TopoDS_Face& Face, |
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37 | const TopAbs_Orientation) { |
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38 | if(!isSet) { |
39 | cout<<" Call to TopClass_Classifier3d::Compare without a Reset ! "; |
40 | return; |
41 | } |
42 | |
43 | hasIntersect = Standard_False; |
44 | myIntersector.Perform(myLin,myParam,myTolerance,Face); |
45 | if(myIntersector.IsDone()) { |
46 | if(myIntersector.HasAPoint()) { |
47 | hasIntersect = Standard_True; |
48 | if(myIntersector.WParameter() < myParam) { |
49 | myParam = myIntersector.WParameter(); |
50 | myFace = myIntersector.Face(); |
51 | if(Abs(myParam)<=myTolerance) { |
52 | //-- ######################################### |
53 | cout<<" myParam = "<<myParam<<" ds TopClass_Classifier3d.gxx "<<endl; |
54 | //-- ######################################### |
55 | myState = TopAbs_ON; |
56 | } |
57 | else { |
58 | //-- The intersection point between the line and a face F of the solid |
59 | //-- is in the face F or On a boundary of the face |
60 | if(myIntersector.Transition() == IntCurveSurface_Out) { |
61 | //-- The line is going from inside the solid to outside the solid. |
62 | myState = TopAbs_IN; |
63 | } |
64 | else if(myIntersector.Transition() == IntCurveSurface_In) { |
65 | myState = TopAbs_OUT; |
66 | } |
67 | else { |
68 | cout<<" -------- Probleme ds TopClass_Classifier3d.gxx "<<endl; |
69 | } |
70 | } |
71 | } |
72 | else { |
73 | //-- No point has been found by the myIntersector. |
74 | //-- Or a Point has been found with a greater parameter. |
75 | } |
76 | } //-- myIntersector Has a point |
77 | else { |
78 | //-- The myIntersector failed. |
79 | } |
80 | } //-- Face has not been rejected |
81 | } |