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
|
// File: ShapeUpgrade_EdgeDivide.cxx
// Created: Wed May 24 17:13:15 2000
// Author: data exchange team
// <det@friendox>
#include <ShapeUpgrade_EdgeDivide.ixx>
#include <BRep_Tool.hxx>
#include <ShapeAnalysis_Edge.hxx>
//=======================================================================
//function : ShapeUpgrade_EdgeDivide
//purpose :
//=======================================================================
ShapeUpgrade_EdgeDivide::ShapeUpgrade_EdgeDivide():
ShapeUpgrade_Tool()
{
mySplitCurve3dTool = new ShapeUpgrade_SplitCurve3d;
mySplitCurve2dTool = new ShapeUpgrade_SplitCurve2d;
}
//=======================================================================
//function : Clear
//purpose :
//=======================================================================
void ShapeUpgrade_EdgeDivide::Clear()
{
myKnots3d.Nullify();
myKnots2d.Nullify();
myHasCurve3d = Standard_False;
myHasCurve2d = Standard_False;
}
//=======================================================================
//function : Compute
//purpose :
//=======================================================================
Standard_Boolean ShapeUpgrade_EdgeDivide::Compute(const TopoDS_Edge& anEdge)
{
Clear();
Standard_Real f, l;
Handle(Geom_Curve) curve3d = BRep_Tool::Curve (anEdge, f, l);
myHasCurve3d = !curve3d.IsNull();
Handle(ShapeUpgrade_SplitCurve3d) theSplit3dTool = GetSplitCurve3dTool();
if ( myHasCurve3d ) {
theSplit3dTool->Init (curve3d, f, l);
theSplit3dTool->Compute();
myKnots3d = theSplit3dTool->SplitValues();
}
// on pcurve(s): all knots
// assume that if seam-edge, its pcurve1 and pcurve2 has the same split knots !!!
Standard_Real f2d = 0.0, l2d = 0.0;
Handle(Geom2d_Curve) pcurve1;
if ( ! myFace.IsNull() ) { // process free edges
ShapeAnalysis_Edge sae;
sae.PCurve (anEdge, myFace, pcurve1, f2d, l2d, Standard_False);
}
myHasCurve2d = !pcurve1.IsNull();
Handle(ShapeUpgrade_SplitCurve2d) theSplit2dTool = GetSplitCurve2dTool();
if ( myHasCurve2d ) {
theSplit2dTool->Init (pcurve1, f2d, l2d);
theSplit2dTool->Compute();
myKnots2d = theSplit2dTool->SplitValues();
}
if ( theSplit3dTool->Status ( ShapeExtend_DONE ) ||
theSplit2dTool->Status ( ShapeExtend_DONE ) )
return Standard_True;
else
return Standard_False;
}
//=======================================================================
//function : SetSplitCurve2dTool
//purpose :
//=======================================================================
void ShapeUpgrade_EdgeDivide::SetSplitCurve2dTool(const Handle(ShapeUpgrade_SplitCurve2d)& splitCurve2dTool)
{
mySplitCurve2dTool = splitCurve2dTool;
}
//=======================================================================
//function : SetSplitCurve3dTool
//purpose :
//=======================================================================
void ShapeUpgrade_EdgeDivide::SetSplitCurve3dTool(const Handle(ShapeUpgrade_SplitCurve3d)& splitCurve3dTool)
{
mySplitCurve3dTool = splitCurve3dTool;
}
//=======================================================================
//function : GetSplitCurve2dTool
//purpose :
//=======================================================================
Handle(ShapeUpgrade_SplitCurve2d) ShapeUpgrade_EdgeDivide::GetSplitCurve2dTool() const
{
return mySplitCurve2dTool;
}
Handle(ShapeUpgrade_SplitCurve3d) ShapeUpgrade_EdgeDivide::GetSplitCurve3dTool() const
{
return mySplitCurve3dTool;
}
|
