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1 | // Created on: 2013-12-20 |
2 | // Created by: Denis BOGOLEPOV |
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3 | // Copyright (c) 2013-2014 OPEN CASCADE SAS |
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4 | // |
5 | // This file is part of Open CASCADE Technology software library. |
6 | // |
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7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published |
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9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
11 | // distribution for complete text of the license and disclaimer of any warranty. |
12 | // |
13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
15 | |
16 | #include <Standard_ShortReal.hxx> |
17 | |
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18 | // ======================================================================= |
19 | // function : Clear |
20 | // purpose : |
21 | // ======================================================================= |
22 | template<class T, int N> |
23 | void BVH_Box<T, N>::Clear() |
24 | { |
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25 | myIsInited = Standard_False; |
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26 | } |
27 | |
28 | // ======================================================================= |
29 | // function : Clear |
30 | // purpose : |
31 | // ======================================================================= |
32 | template<class T, int N> |
33 | Standard_Boolean BVH_Box<T, N>::IsValid() const |
34 | { |
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35 | return myIsInited; |
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36 | } |
37 | |
38 | // ======================================================================= |
39 | // function : Add |
40 | // purpose : |
41 | // ======================================================================= |
42 | template<class T, int N> |
43 | void BVH_Box<T, N>::Add (const BVH_VecNt& thePoint) |
44 | { |
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45 | if (!myIsInited) |
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46 | { |
47 | myMinPoint = thePoint; |
48 | myMaxPoint = thePoint; |
49 | |
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50 | myIsInited = Standard_True; |
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51 | } |
52 | else |
53 | { |
54 | myMinPoint = myMinPoint.cwiseMin (thePoint); |
55 | myMaxPoint = myMaxPoint.cwiseMax (thePoint); |
56 | } |
57 | } |
58 | |
59 | // ======================================================================= |
60 | // function : Combine |
61 | // purpose : |
62 | // ======================================================================= |
63 | template<class T, int N> |
64 | void BVH_Box<T, N>::Combine (const BVH_Box& theBox) |
65 | { |
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66 | if (theBox.myIsInited) |
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67 | { |
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68 | if (!myIsInited) |
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69 | { |
70 | myMinPoint = theBox.myMinPoint; |
71 | myMaxPoint = theBox.myMaxPoint; |
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72 | |
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73 | myIsInited = Standard_True; |
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74 | } |
75 | else |
76 | { |
77 | BVH::BoxMinMax<T, N>::CwiseMin (myMinPoint, theBox.myMinPoint); |
78 | BVH::BoxMinMax<T, N>::CwiseMax (myMaxPoint, theBox.myMaxPoint); |
79 | } |
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80 | } |
81 | } |
82 | |
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83 | // ======================================================================= |
84 | // function : Area |
85 | // purpose : |
86 | // ======================================================================= |
87 | template<class T, int N> |
88 | T BVH_Box<T, N>::Area() const |
89 | { |
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90 | return !myIsInited ? static_cast<T> (0.0) : |
91 | BVH::SurfaceCalculator<T, N>::Area (myMaxPoint - myMinPoint); |
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92 | } |
93 | |
94 | // ======================================================================= |
95 | // function : CornerMin |
96 | // purpose : |
97 | // ======================================================================= |
98 | template<class T, int N> |
99 | const typename BVH_Box<T, N>::BVH_VecNt& BVH_Box<T, N>::CornerMin() const |
100 | { |
101 | return myMinPoint; |
102 | } |
103 | |
104 | // ======================================================================= |
105 | // function : CornerMax |
106 | // purpose : |
107 | // ======================================================================= |
108 | template<class T, int N> |
109 | const typename BVH_Box<T, N>::BVH_VecNt& BVH_Box<T, N>::CornerMax() const |
110 | { |
111 | return myMaxPoint; |
112 | } |
113 | |
114 | // ======================================================================= |
115 | // function : CornerMin |
116 | // purpose : |
117 | // ======================================================================= |
118 | template<class T, int N> |
119 | typename BVH_Box<T, N>::BVH_VecNt& BVH_Box<T, N>::CornerMin() |
120 | { |
121 | return myMinPoint; |
122 | } |
123 | |
124 | // ======================================================================= |
125 | // function : CornerMax |
126 | // purpose : |
127 | // ======================================================================= |
128 | template<class T, int N> |
129 | typename BVH_Box<T, N>::BVH_VecNt& BVH_Box<T, N>::CornerMax() |
130 | { |
131 | return myMaxPoint; |
132 | } |
133 | |
134 | // ======================================================================= |
135 | // function : Size |
136 | // purpose : |
137 | // ======================================================================= |
138 | template<class T, int N> |
139 | typename BVH_Box<T, N>::BVH_VecNt BVH_Box<T, N>::Size() const |
140 | { |
141 | return myMaxPoint - myMinPoint; |
142 | } |
143 | |
144 | // ======================================================================= |
145 | // function : Center |
146 | // purpose : |
147 | // ======================================================================= |
148 | template<class T, int N> |
149 | typename BVH_Box<T, N>::BVH_VecNt BVH_Box<T, N>::Center() const |
150 | { |
151 | return (myMinPoint + myMaxPoint) * static_cast<T> (0.5); |
152 | } |
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153 | |
154 | // ======================================================================= |
155 | // function : Center |
156 | // purpose : |
157 | // ======================================================================= |
158 | template<class T, int N> |
159 | T BVH_Box<T, N>::Center (const Standard_Integer theAxis) const |
160 | { |
161 | return BVH::CenterAxis<T, N>::Center (*this, theAxis); |
162 | } |