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1 | // Copyright (c) 1995-1999 Matra Datavision |
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2 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
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3 | // |
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4 | // This file is part of Open CASCADE Technology software library. |
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5 | // |
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6 | // This library is free software; you can redistribute it and/or modify it under |
7 | // the terms of the GNU Lesser General Public License version 2.1 as published |
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8 | // by the Free Software Foundation, with special exception defined in the file |
9 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
10 | // distribution for complete text of the license and disclaimer of any warranty. |
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11 | // |
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12 | // Alternatively, this file may be used under the terms of Open CASCADE |
13 | // commercial license or contractual agreement. |
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14 | |
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15 | // LPA, JCV 07/92 passage sur C1. |
16 | // JCV 07/92 Introduction de la method Dump |
17 | // LBO 08/93 passage aux Ax3 |
18 | |
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19 | #include <gp_Ax1.hxx> |
20 | #include <gp_Ax2.hxx> |
21 | #include <gp_Ax3.hxx> |
22 | #include <gp_Cylinder.hxx> |
23 | #include <gp_Pnt.hxx> |
24 | #include <gp_Trsf.hxx> |
25 | #include <gp_Vec.hxx> |
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26 | #include <Standard_ConstructionError.hxx> |
27 | |
28 | void gp_Cylinder::Coefficients |
29 | (Standard_Real& A1, Standard_Real& A2, Standard_Real& A3, |
30 | Standard_Real& B1, Standard_Real& B2, Standard_Real& B3, |
31 | Standard_Real& C1, Standard_Real& C2, Standard_Real& C3, Standard_Real& D) const |
32 | { |
33 | // Dans le repere local du cylindre : |
34 | // X**2 + Y**2 - radius = 0.0 |
35 | gp_Trsf T; |
36 | T.SetTransformation (pos); |
37 | Standard_Real T11 = T.Value (1, 1); |
38 | Standard_Real T12 = T.Value (1, 2); |
39 | Standard_Real T13 = T.Value (1, 3); |
40 | Standard_Real T14 = T.Value (1, 4); |
41 | Standard_Real T21 = T.Value (2, 1); |
42 | Standard_Real T22 = T.Value (2, 2); |
43 | Standard_Real T23 = T.Value (2, 3); |
44 | Standard_Real T24 = T.Value (2, 4); |
45 | |
46 | A1 = T11 * T11 + T21 * T21; |
47 | A2 = T12 * T12 + T22 * T22; |
48 | A3 = T13 * T13 + T23 * T23; |
49 | B1 = T11 * T12 + T21 * T22; |
50 | B2 = T11 * T13 + T21 * T23; |
51 | B3 = T12 * T13 + T22 * T23; |
52 | C1 = T11 * T14 + T21 * T24; |
53 | C2 = T12 * T14 + T22 * T24; |
54 | C3 = T13 * T14 + T23 * T24; |
55 | D = T14 * T14 + T24 * T24 - radius * radius; |
56 | } |
57 | |
58 | void gp_Cylinder::Mirror (const gp_Pnt& P) |
59 | { pos.Mirror (P); } |
60 | |
61 | gp_Cylinder gp_Cylinder::Mirrored (const gp_Pnt& P) const |
62 | { |
63 | gp_Cylinder C = *this; |
64 | C.pos.Mirror (P); |
65 | return C; |
66 | } |
67 | |
68 | void gp_Cylinder::Mirror (const gp_Ax1& A1) |
69 | { pos.Mirror (A1); } |
70 | |
71 | gp_Cylinder gp_Cylinder::Mirrored (const gp_Ax1& A1) const |
72 | { |
73 | gp_Cylinder C = *this; |
74 | C.pos.Mirror (A1); |
75 | return C; |
76 | } |
77 | |
78 | void gp_Cylinder::Mirror (const gp_Ax2& A2) |
79 | { pos.Mirror (A2); } |
80 | |
81 | gp_Cylinder gp_Cylinder::Mirrored (const gp_Ax2& A2) const |
82 | { |
83 | gp_Cylinder C = *this; |
84 | C.pos.Mirror (A2); |
85 | return C; |
86 | } |
87 | |