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1 | // Created on: 1997-04-22 |
2 | // Created by: Prestataire Mary FABIEN |
3 | // Copyright (c) 1997-1999 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 | |
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17 | |
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18 | #include <TopOpeBRepDS_Filter.hxx> |
19 | #include <TopOpeBRepDS_HDataStructure.hxx> |
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20 | #include <TopOpeBRepDS_Interference.hxx> |
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21 | #include <TopOpeBRepDS_ListIteratorOfListOfInterference.hxx> |
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22 | #include <TopOpeBRepDS_ListOfInterference.hxx> |
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23 | #include <TopOpeBRepDS_ProcessInterferencesTool.hxx> |
24 | |
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25 | //======================================================================= |
26 | //function : ProcessCurveInterferences |
27 | //purpose : |
28 | //======================================================================= |
29 | |
30 | void TopOpeBRepDS_Filter::ProcessCurveInterferences |
31 | (const Standard_Integer CIX) |
32 | { |
33 | TopOpeBRepDS_DataStructure& BDS = myHDS->ChangeDS(); |
34 | TopOpeBRepDS_ListOfInterference& LI = BDS.ChangeCurveInterferences(CIX); |
35 | TopOpeBRepDS_ListIteratorOfListOfInterference it1(LI); |
36 | |
37 | // process interferences of LI with VERTEX geometry |
38 | while( it1.More() ) { |
39 | const Handle(TopOpeBRepDS_Interference)& I1 = it1.Value(); |
40 | Standard_Integer G1 = I1->Geometry(); |
41 | TopOpeBRepDS_Kind GT1 = I1->GeometryType(); |
42 | TopAbs_Orientation O1 = I1->Transition().Orientation(TopAbs_IN); |
43 | |
44 | if ( GT1 == TopOpeBRepDS_VERTEX ) { |
45 | |
46 | TopOpeBRepDS_ListIteratorOfListOfInterference it2(it1); |
47 | it2.Next(); |
48 | |
49 | while ( it2.More() ) { |
50 | const Handle(TopOpeBRepDS_Interference)& I2 = it2.Value(); |
51 | Standard_Integer G2 = I2->Geometry(); |
52 | TopOpeBRepDS_Kind GT2 = I2->GeometryType(); |
53 | TopAbs_Orientation O2 = I2->Transition().Orientation(TopAbs_IN); |
54 | |
55 | // Standard_Boolean remove = (GT2 == GT1) && (G2 == G1); |
56 | // xpu140898 : USA60111 : CPI(FORWARD,v10,C1) + CPIREV(REVERSED,v10,C1) |
57 | // do NOT delete CPIREV!! |
58 | Standard_Boolean remove = (GT2 == GT1) && (G2 == G1) && (O1 == O2); |
59 | if ( remove ) { |
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60 | LI.Remove(it2); |
61 | } |
62 | else it2.Next(); |
63 | } |
64 | } |
65 | it1.Next(); |
66 | } |
67 | } |