b311480e |
1 | // Created on: 1992-09-02 |
2 | // Created by: Remi GILET |
3 | // Copyright (c) 1992-1999 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 | // |
d5f74e42 |
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 |
973c2be1 |
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 | |
42cf5bc1 |
17 | |
18 | #include <gce_MakeHypr.hxx> |
19 | #include <gp_Ax2.hxx> |
20 | #include <gp_Hypr.hxx> |
7fd59977 |
21 | #include <gp_Lin.hxx> |
42cf5bc1 |
22 | #include <gp_Pnt.hxx> |
23 | #include <StdFail_NotDone.hxx> |
7fd59977 |
24 | |
25 | //========================================================================= |
26 | // Creation d une Hyperbole 3d de gp de centre <Center> et de sommets + |
27 | // <S1> et <S2>. + |
28 | // <CenterS1> donne le grand axe . + |
29 | // <S1> donne le grand rayon et <S2> le petit rayon. + |
30 | //========================================================================= |
7fd59977 |
31 | gce_MakeHypr::gce_MakeHypr(const gp_Pnt& S1 , |
32 | const gp_Pnt& S2 , |
33 | const gp_Pnt& Center ) |
34 | { |
35 | gp_Dir XAxis(gp_XYZ(S1.XYZ()-Center.XYZ())); |
36 | gp_Lin L(Center,XAxis); |
37 | Standard_Real D = S1.Distance(Center); |
38 | Standard_Real d = L.Distance(S2); |
39 | if (d > D) { TheError = gce_InvertAxis; } |
40 | else { |
41 | gp_Dir Norm(XAxis.Crossed(gp_Dir(gp_XYZ(S2.XYZ()-Center.XYZ())))); |
42 | TheHypr = gp_Hypr(gp_Ax2(Center,Norm,XAxis),D,d); |
43 | TheError = gce_Done; |
44 | } |
45 | } |
46 | |
47 | gce_MakeHypr::gce_MakeHypr(const gp_Ax2& A2 , |
48 | const Standard_Real MajorRadius , |
49 | const Standard_Real MinorRadius ) |
50 | { |
51 | if (MajorRadius < MinorRadius) { TheError = gce_InvertRadius; } |
52 | else if (MajorRadius < 0.0) { TheError = gce_NegativeRadius; } |
53 | else { |
54 | TheHypr = gp_Hypr(A2,MajorRadius,MinorRadius); |
55 | TheError = gce_Done; |
56 | } |
57 | } |
58 | |
59 | const gp_Hypr& gce_MakeHypr::Value() const |
60 | { |
2d2b3d53 |
61 | StdFail_NotDone_Raise_if (TheError != gce_Done, |
62 | "gce_MakeHypr::Value() - no result"); |
7fd59977 |
63 | return TheHypr; |
64 | } |
65 | |
66 | const gp_Hypr& gce_MakeHypr::Operator() const |
67 | { |
68 | return Value(); |
69 | } |
70 | |
71 | gce_MakeHypr::operator gp_Hypr() const |
72 | { |
73 | return Value(); |
74 | } |
75 | |