1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
// Created on: 1996-02-13
// Created by: Yves FRICAUD
// Copyright (c) 1996-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#include <BRepOffset_MakeOffset.hxx>
#include <BRepOffsetAPI_MakeThickSolid.hxx>
#include <Standard_ConstructionError.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Shape.hxx>
#include <TopTools_ListIteratorOfListOfShape.hxx>
//=======================================================================
//function : BRepOffsetAPI_MakeThickSolid
//purpose :
//=======================================================================
BRepOffsetAPI_MakeThickSolid::BRepOffsetAPI_MakeThickSolid()
{
// Build only solids.
mySimpleOffsetShape.SetBuildSolidFlag(Standard_True);
}
//=======================================================================
//function : BRepOffsetAPI_MakeThickSolid
//purpose :
//=======================================================================
BRepOffsetAPI_MakeThickSolid::BRepOffsetAPI_MakeThickSolid(const TopoDS_Shape& S,
const TopTools_ListOfShape& ClosingFaces,
const Standard_Real Offset,
const Standard_Real Tol,
const BRepOffset_Mode Mode,
const Standard_Boolean Intersection,
const Standard_Boolean SelfInter,
const GeomAbs_JoinType Join,
const Standard_Boolean RemoveIntEdges)
{
// Build only solids.
mySimpleOffsetShape.SetBuildSolidFlag(Standard_True);
MakeThickSolidByJoin(S, ClosingFaces, Offset, Tol,
Mode, Intersection, SelfInter, Join, RemoveIntEdges);
}
//=======================================================================
//function : MakeThickSolidByJoin
//purpose :
//=======================================================================
void BRepOffsetAPI_MakeThickSolid::MakeThickSolidByJoin
(const TopoDS_Shape& S,
const TopTools_ListOfShape& ClosingFaces,
const Standard_Real Offset,
const Standard_Real Tol,
const BRepOffset_Mode Mode,
const Standard_Boolean Intersection,
const Standard_Boolean SelfInter,
const GeomAbs_JoinType Join,
const Standard_Boolean RemoveIntEdges)
{
NotDone();
myLastUsedAlgo = OffsetAlgo_JOIN;
myOffsetShape.Initialize (S,Offset,Tol,Mode,Intersection,SelfInter,
Join, Standard_False, RemoveIntEdges);
TopTools_ListIteratorOfListOfShape it(ClosingFaces);
for (; it.More(); it.Next())
myOffsetShape.AddFace(TopoDS::Face(it.Value()));
myOffsetShape.MakeThickSolid();
if (!myOffsetShape.IsDone())
return;
myShape = myOffsetShape.Shape();
Done();
}
//=======================================================================
//function : MakeThickSolidBySimple
//purpose :
//=======================================================================
void BRepOffsetAPI_MakeThickSolid::MakeThickSolidBySimple(const TopoDS_Shape& theS,
const Standard_Real theOffsetValue)
{
NotDone();
myLastUsedAlgo = OffsetAlgo_SIMPLE;
mySimpleOffsetShape.Initialize(theS, theOffsetValue);
mySimpleOffsetShape.Perform();
if (!mySimpleOffsetShape.IsDone())
return;
myShape = mySimpleOffsetShape.GetResultShape();
Done();
}
//=======================================================================
//function : Build
//purpose :
//=======================================================================
void BRepOffsetAPI_MakeThickSolid::Build()
{
}
//=======================================================================
//function : Modified
//purpose :
//=======================================================================
const TopTools_ListOfShape& BRepOffsetAPI_MakeThickSolid::Modified (const TopoDS_Shape& F)
{
myGenerated.Clear();
if (myLastUsedAlgo == OffsetAlgo_JOIN && myOffsetShape.OffsetFacesFromShapes().HasImage(F))
{
if (myOffsetShape.ClosingFaces().Contains(F))
{
myOffsetShape.OffsetFacesFromShapes().LastImage (F, myGenerated);
// Reverse generated shapes in case of small solids.
// Useful only for faces without influence on others.
TopTools_ListIteratorOfListOfShape it(myGenerated);
for (; it.More(); it.Next())
it.Value().Reverse();
}
}
else if (myLastUsedAlgo == OffsetAlgo_SIMPLE)
{
TopoDS_Shape aModShape = mySimpleOffsetShape.Modified(F);
if (!aModShape.IsNull())
myGenerated.Append(aModShape);
}
return myGenerated;
}
|
