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1 | // Created on: 1995-09-04 |
2 | // Created by: Jacques GOUSSARD |
3 | // Copyright (c) 1995-1999 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 <BRepFeat_SplitShape.hxx> |
19 | #include <LocOpe_WiresOnShape.hxx> |
20 | #include <Standard_ConstructionError.hxx> |
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21 | #include <Standard_Failure.hxx> |
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22 | #include <Standard_NoSuchObject.hxx> |
23 | #include <StdFail_NotDone.hxx> |
24 | #include <TopoDS_Compound.hxx> |
25 | #include <TopoDS_Edge.hxx> |
26 | #include <TopoDS_Face.hxx> |
27 | #include <TopoDS_Shape.hxx> |
28 | #include <TopoDS_Wire.hxx> |
29 | #include <TopTools_ListIteratorOfListOfShape.hxx> |
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30 | #include <TopExp_Explorer.hxx> |
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31 | |
32 | //======================================================================= |
33 | //function : Build |
34 | //purpose : |
35 | //======================================================================= |
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36 | void BRepFeat_SplitShape::Build () |
37 | { |
38 | mySShape.Perform(myWOnShape); |
39 | if (mySShape.IsDone()) { |
40 | Done(); |
41 | myShape = mySShape.ResultingShape(); |
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42 | myRight.Clear(); |
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43 | } |
44 | } |
45 | |
46 | |
47 | |
48 | //======================================================================= |
49 | //function : DirectLeft |
50 | //purpose : |
51 | //======================================================================= |
52 | |
53 | const TopTools_ListOfShape& BRepFeat_SplitShape::DirectLeft() const |
54 | { |
55 | return mySShape.DirectLeft(); |
56 | } |
57 | |
58 | |
59 | //======================================================================= |
60 | //function : DirectLeft |
61 | //purpose : |
62 | //======================================================================= |
63 | |
64 | const TopTools_ListOfShape& BRepFeat_SplitShape::Left() const |
65 | { |
66 | return mySShape.Left(); |
67 | } |
68 | |
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69 | |
70 | //======================================================================= |
71 | //function : Right |
72 | //purpose : |
73 | //======================================================================= |
74 | |
75 | const TopTools_ListOfShape& BRepFeat_SplitShape::Right() const |
76 | { |
77 | if (myRight.IsEmpty()) |
78 | { |
79 | TopTools_MapOfShape aMapOfLeft; |
80 | TopTools_ListIteratorOfListOfShape anIterator; |
81 | for (anIterator.Initialize(mySShape.Left()); anIterator.More(); anIterator.Next()) |
82 | { |
83 | aMapOfLeft.Add(anIterator.Value()); |
84 | } |
85 | TopExp_Explorer anExplorer; |
86 | for (anExplorer.Init(myShape, TopAbs_FACE); anExplorer.More(); anExplorer.Next()) |
87 | { |
88 | const TopoDS_Shape& aFace = anExplorer.Current(); |
89 | if (!aMapOfLeft.Contains(aFace)) |
90 | myRight.Append(aFace); |
91 | } |
92 | } |
93 | return myRight; |
94 | } |
95 | |
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96 | //======================================================================= |
97 | //function : isDeleted |
98 | //purpose : |
99 | //======================================================================= |
100 | |
101 | Standard_Boolean BRepFeat_SplitShape::IsDeleted(const TopoDS_Shape& F) |
102 | { |
103 | TopTools_ListIteratorOfListOfShape itl |
104 | (((LocOpe_Spliter*) &mySShape)->DescendantShapes(F)); |
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105 | // all that to swindle the constant |
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106 | |
107 | return (!itl.More());// a priori impossible |
108 | |
109 | } |
110 | //======================================================================= |
111 | //function : Modified |
112 | //purpose : |
113 | //======================================================================= |
114 | |
115 | const TopTools_ListOfShape& BRepFeat_SplitShape::Modified |
116 | (const TopoDS_Shape& F) |
117 | { |
118 | return mySShape.DescendantShapes(F); |
119 | } |
120 | |
121 | |
122 | |
123 | |