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
|
// File: TopClass_Classifier3d.gxx
// Created: Wed Mar 30 09:54:56 1994
// Author: Laurent BUCHARD
// <lbr@fuegox>
//======================================================================
TopClass_Classifier3d::TopClass_Classifier3d() : isSet(Standard_False)
{
}
//======================================================================
void TopClass_Classifier3d::Reset(const gp_Lin& L,
const Standard_Real Param,
const Standard_Real Tol) {
myLin = L;
myParam = RealLast();
myTolerance = Tol;
myState = TopAbs_UNKNOWN;
isSet = Standard_True;
}
//======================================================================
#include <IntCurveSurface_IntersectionPoint.hxx>
#include <IntCurveSurface_TransitionOnCurve.hxx>
void TopClass_Classifier3d::Compare(const TopoDS_Face& Face,
const TopAbs_Orientation Orientation) {
if(!isSet) {
cout<<" Call to TopClass_Classifier3d::Compare without a Reset ! ";
return;
}
hasIntersect = Standard_False;
myIntersector.Perform(myLin,myParam,myTolerance,Face);
if(myIntersector.IsDone()) {
if(myIntersector.HasAPoint()) {
hasIntersect = Standard_True;
if(myIntersector.WParameter() < myParam) {
myParam = myIntersector.WParameter();
myFace = myIntersector.Face();
if(Abs(myParam)<=myTolerance) {
//-- #########################################
cout<<" myParam = "<<myParam<<" ds TopClass_Classifier3d.gxx "<<endl;
//-- #########################################
myState = TopAbs_ON;
}
else {
//-- The intersection point between the line and a face F of the solid
//-- is in the face F or On a boundary of the face
if(myIntersector.Transition() == IntCurveSurface_Out) {
//-- The line is going from inside the solid to outside the solid.
myState = TopAbs_IN;
}
else if(myIntersector.Transition() == IntCurveSurface_In) {
myState = TopAbs_OUT;
}
else {
cout<<" -------- Probleme ds TopClass_Classifier3d.gxx "<<endl;
}
}
}
else {
//-- No point has been found by the myIntersector.
//-- Or a Point has been found with a greater parameter.
}
} //-- myIntersector Has a point
else {
//-- The myIntersector failed.
}
} //-- Face has not been rejected
}
|
