b311480e |
1 | // Created on: 1994-12-09 |
2 | // Created by: Jacques GOUSSARD |
3 | // Copyright (c) 1994-1999 Matra Datavision |
973c2be1 |
4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
b311480e |
5 | // |
973c2be1 |
6 | // This file is part of Open CASCADE Technology software library. |
b311480e |
7 | // |
973c2be1 |
8 | // This library is free software; you can redistribute it and / or modify it |
9 | // under the terms of the GNU Lesser General Public version 2.1 as published |
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. |
b311480e |
13 | // |
973c2be1 |
14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
7fd59977 |
16 | |
17 | #include <BRepBuilderAPI_Transform.ixx> |
18 | |
19 | #include <BRepTools_TrsfModification.hxx> |
20 | #include <gp.hxx> |
21 | |
22 | |
23 | //======================================================================= |
24 | //function : BRepBuilderAPI_Transform |
25 | //purpose : |
26 | //======================================================================= |
27 | |
28 | BRepBuilderAPI_Transform::BRepBuilderAPI_Transform (const gp_Trsf& T) : |
29 | myTrsf(T) |
30 | { |
31 | myModification = new BRepTools_TrsfModification(T); |
32 | } |
33 | |
34 | |
35 | //======================================================================= |
36 | //function : BRepBuilderAPI_Transform |
37 | //purpose : |
38 | //======================================================================= |
39 | |
40 | BRepBuilderAPI_Transform::BRepBuilderAPI_Transform (const TopoDS_Shape& S, |
41 | const gp_Trsf& T, |
42 | const Standard_Boolean Copy) : |
43 | myTrsf(T) |
44 | { |
45 | myModification = new BRepTools_TrsfModification(T); |
46 | Perform(S,Copy); |
47 | } |
48 | |
49 | |
50 | |
51 | //======================================================================= |
52 | //function : Perform |
53 | //purpose : |
54 | //======================================================================= |
55 | |
56 | void BRepBuilderAPI_Transform::Perform(const TopoDS_Shape& S, |
57 | const Standard_Boolean Copy) |
58 | { |
59 | // myUseModif = Copy || myTrsf.IsNegative(); bug gp_Trsf. |
60 | myUseModif = Copy || |
61 | myTrsf.ScaleFactor()*myTrsf.HVectorialPart().Determinant() < 0. || |
62 | Abs(Abs(myTrsf.ScaleFactor()) - 1) > gp::Resolution(); |
63 | if (myUseModif) { |
64 | Handle(BRepTools_TrsfModification) theModif = |
65 | Handle(BRepTools_TrsfModification)::DownCast(myModification); |
66 | theModif->Trsf() = myTrsf; |
67 | DoModif(S,myModification); |
68 | } |
69 | else { |
70 | myLocation = myTrsf; |
71 | myShape = S.Moved(myLocation); |
72 | Done(); |
73 | } |
74 | |
75 | } |
76 | |
77 | //======================================================================= |
78 | //function : ModifiedShape |
79 | //purpose : |
80 | //======================================================================= |
81 | |
82 | const TopoDS_Shape& BRepBuilderAPI_Transform::ModifiedShape |
83 | (const TopoDS_Shape& S) const |
84 | { |
85 | if (myUseModif) { |
86 | return myModifier.ModifiedShape(S); |
87 | } |
88 | static TopoDS_Shape SM; |
89 | SM = S.Moved (myLocation); |
90 | return SM; |
91 | } |
92 | |
93 | |
94 | //======================================================================= |
95 | //function : Modified |
96 | //purpose : |
97 | //======================================================================= |
98 | |
99 | const TopTools_ListOfShape& BRepBuilderAPI_Transform::Modified |
100 | (const TopoDS_Shape& F) |
101 | { |
102 | if (!myUseModif) { |
103 | myGenerated.Clear(); |
104 | myGenerated.Append(F.Moved(myLocation)); |
105 | return myGenerated; |
106 | } |
107 | return BRepBuilderAPI_ModifyShape::Modified(F); |
108 | } |
109 | |