Mercurial > hg > orthanc-stone
comparison Framework/Toolbox/GeometryToolbox.h @ 0:351ab0da0150
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 14 Oct 2016 15:34:11 +0200 |
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children | 517c46f527cd |
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1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * | |
6 * This program is free software: you can redistribute it and/or | |
7 * modify it under the terms of the GNU General Public License as | |
8 * published by the Free Software Foundation, either version 3 of the | |
9 * License, or (at your option) any later version. | |
10 * | |
11 * In addition, as a special exception, the copyright holders of this | |
12 * program give permission to link the code of its release with the | |
13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
14 * that use the same license as the "OpenSSL" library), and distribute | |
15 * the linked executables. You must obey the GNU General Public License | |
16 * in all respects for all of the code used other than "OpenSSL". If you | |
17 * modify file(s) with this exception, you may extend this exception to | |
18 * your version of the file(s), but you are not obligated to do so. If | |
19 * you do not wish to do so, delete this exception statement from your | |
20 * version. If you delete this exception statement from all source files | |
21 * in the program, then also delete it here. | |
22 * | |
23 * This program is distributed in the hope that it will be useful, but | |
24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
26 * General Public License for more details. | |
27 * | |
28 * You should have received a copy of the GNU General Public License | |
29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
30 **/ | |
31 | |
32 | |
33 #pragma once | |
34 | |
35 #include <boost/numeric/ublas/vector.hpp> | |
36 | |
37 | |
38 namespace OrthancStone | |
39 { | |
40 typedef boost::numeric::ublas::vector<double> Vector; | |
41 | |
42 namespace GeometryToolbox | |
43 { | |
44 void Print(const Vector& v); | |
45 | |
46 bool ParseVector(Vector& target, | |
47 const std::string& value); | |
48 | |
49 void AssignVector(Vector& v, | |
50 double v1, | |
51 double v2); | |
52 | |
53 void AssignVector(Vector& v, | |
54 double v1, | |
55 double v2, | |
56 double v3); | |
57 | |
58 inline bool IsNear(double x, | |
59 double y, | |
60 double threshold) | |
61 { | |
62 return fabs(x - y) < threshold; | |
63 } | |
64 | |
65 bool IsNear(double x, | |
66 double y); | |
67 | |
68 inline bool IsCloseToZero(double x) | |
69 { | |
70 return IsNear(x, 0.0); | |
71 } | |
72 | |
73 void NormalizeVector(Vector& u); | |
74 | |
75 void CrossProduct(Vector& result, | |
76 const Vector& u, | |
77 const Vector& v); | |
78 | |
79 void ProjectPointOntoPlane(Vector& result, | |
80 const Vector& point, | |
81 const Vector& planeNormal, | |
82 const Vector& planeOrigin); | |
83 | |
84 bool IsParallel(const Vector& u, | |
85 const Vector& v); | |
86 | |
87 bool IsParallelOrOpposite(bool& isOpposite, | |
88 const Vector& u, | |
89 const Vector& v); | |
90 | |
91 bool IntersectTwoPlanes(Vector& p, | |
92 Vector& direction, | |
93 const Vector& origin1, | |
94 const Vector& normal1, | |
95 const Vector& origin2, | |
96 const Vector& normal2); | |
97 | |
98 bool ClipLineToRectangle(double& x1, // Coordinates of the clipped line (out) | |
99 double& y1, | |
100 double& x2, | |
101 double& y2, | |
102 const double ax, // Two points defining the line (in) | |
103 const double ay, | |
104 const double bx, | |
105 const double by, | |
106 const double& xmin, // Coordinates of the rectangle (in) | |
107 const double& ymin, | |
108 const double& xmax, | |
109 const double& ymax); | |
110 }; | |
111 } |