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VectorT.hh
1 /* ========================================================================= *
2 * *
3 * OpenMesh *
4 * Copyright (c) 2001-2015, RWTH-Aachen University *
5 * Department of Computer Graphics and Multimedia *
6 * All rights reserved. *
7 * www.openmesh.org *
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26 * this software without specific prior written permission. *
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39 * *
40 * ========================================================================= */
41
42
43 /*===========================================================================*\
44 * *
45 * $Revision$ *
46 * $Date$ *
47 * *
48 \*===========================================================================*/
49
50
51 //=============================================================================
52 //
53 // CLASS VectorT
54 //
55 //=============================================================================
56
57 // Don't parse this header file with doxygen since
58 // for some reason (obviously due to a bug in doxygen,
59 // bugreport: https://bugzilla.gnome.org/show_bug.cgi?id=629182)
60 // macro expansion and preprocessor defines
61 // don't work properly.
62
63 #if (_MSC_VER >= 1900 || __cplusplus > 199711L || defined(__GXX_EXPERIMENTAL_CXX0X__)) && !defined(OPENMESH_VECTOR_LEGACY)
64 #include "Vector11T.hh"
65 #else
66 #ifndef DOXYGEN
67
68 #ifndef OPENMESH_VECTOR_HH
69 #define OPENMESH_VECTOR_HH
70
71
72 //== INCLUDES =================================================================
73
74 #include <OpenMesh/Core/System/config.h>
75 #include <ostream>
76 #include <cmath>
77 #include <cassert>
78 #include <cstring>
79
80 #if defined(__GNUC__) && defined(__SSE__)
81 #include <xmmintrin.h>
82 #endif
83
84 //== NAMESPACES ===============================================================
85
86
87 namespace OpenMesh {
88
89
90 //== CLASS DEFINITION =========================================================
91
92
102 template<typename Scalar, int N> class VectorDataT {
103 public:
104 Scalar values_[N];
105 };
106
107
108 #if defined(__GNUC__) && defined(__SSE__)
109
111 template<> class VectorDataT<float, 4> {
112 public:
113 union {
114 __m128 m128;
115 float values_[4];
116 };
117 };
118
119 #endif
120
121
122
123
124 //== CLASS DEFINITION =========================================================
125
126
127 #define DIM N
128 #define TEMPLATE_HEADER template <typename Scalar, int N>
129 #define CLASSNAME VectorT
130 #define DERIVED VectorDataT<Scalar,N>
131 #define unroll(expr) for (int i=0; i<N; ++i) expr(i)
132
138 #include "VectorT_inc.hh"
139
140 #undef DIM
141 #undef TEMPLATE_HEADER
142 #undef CLASSNAME
143 #undef DERIVED
144 #undef unroll
145
146
147
148
149 //== PARTIAL TEMPLATE SPECIALIZATIONS =========================================
150 #if OM_PARTIAL_SPECIALIZATION
151
152
153 #define TEMPLATE_HEADER template <typename Scalar>
154 #define CLASSNAME VectorT<Scalar,DIM>
155 #define DERIVED VectorDataT<Scalar,DIM>
156
157
158 #define DIM 2
159 #define unroll(expr) expr(0) expr(1)
160 #define unroll_comb(expr, op) expr(0) op expr(1)
161 #define unroll_csv(expr) expr(0), expr(1)
162 #include "VectorT_inc.hh"
163 #undef DIM
164 #undef unroll
165 #undef unroll_comb
166 #undef unroll_csv
167
168
169 #define DIM 3
170 #define unroll(expr) expr(0) expr(1) expr(2)
171 #define unroll_comb(expr, op) expr(0) op expr(1) op expr(2)
172 #define unroll_csv(expr) expr(0), expr(1), expr(2)
173 #include "VectorT_inc.hh"
174 #undef DIM
175 #undef unroll
176 #undef unroll_comb
177 #undef unroll_csv
178
179
180 #define DIM 4
181 #define unroll(expr) expr(0) expr(1) expr(2) expr(3)
182 #define unroll_comb(expr, op) expr(0) op expr(1) op expr(2) op expr(3)
183 #define unroll_csv(expr) expr(0), expr(1), expr(2), expr(3)
184 #include "VectorT_inc.hh"
185 #undef DIM
186 #undef unroll
187 #undef unroll_comb
188 #undef unroll_csv
189
190 #define DIM 5
191 #define unroll(expr) expr(0) expr(1) expr(2) expr(3) expr(4)
192 #define unroll_comb(expr, op) expr(0) op expr(1) op expr(2) op expr(3) op expr(4)
193 #define unroll_csv(expr) expr(0), expr(1), expr(2), expr(3), expr(4)
194 #include "VectorT_inc.hh"
195 #undef DIM
196 #undef unroll
197 #undef unroll_comb
198 #undef unroll_csv
199
200 #define DIM 6
201 #define unroll(expr) expr(0) expr(1) expr(2) expr(3) expr(4) expr(5)
202 #define unroll_comb(expr, op) expr(0) op expr(1) op expr(2) op expr(3) op expr(4) op expr(5)
203 #define unroll_csv(expr) expr(0), expr(1), expr(2), expr(3), expr(4), expr(5)
204 #include "VectorT_inc.hh"
205 #undef DIM
206 #undef unroll
207 #undef unroll_comb
208 #undef unroll_csv
209
210
211 #undef TEMPLATE_HEADER
212 #undef CLASSNAME
213 #undef DERIVED
214
215
216
217
218 //== FULL TEMPLATE SPECIALIZATIONS ============================================
219 #else
220
222 template<>
223 inline VectorT<float,3>
224 VectorT<float,3>::operator%(const VectorT<float,3>& _rhs) const
225 {
226 return
227 VectorT<float,3>(values_[1]*_rhs.values_[2]-values_[2]*_rhs.values_[1],
228 values_[2]*_rhs.values_[0]-values_[0]*_rhs.values_[2],
229 values_[0]*_rhs.values_[1]-values_[1]*_rhs.values_[0]);
230 }
231
232
234 template<>
235 inline VectorT<double,3>
236 VectorT<double,3>::operator%(const VectorT<double,3>& _rhs) const
237 {
238 return
239 VectorT<double,3>(values_[1]*_rhs.values_[2]-values_[2]*_rhs.values_[1],
240 values_[2]*_rhs.values_[0]-values_[0]*_rhs.values_[2],
241 values_[0]*_rhs.values_[1]-values_[1]*_rhs.values_[0]);
242 }
243
244 #endif
245
246
247
248 //== GLOBAL FUNCTIONS =========================================================
249
250
253 template<typename Scalar1, typename Scalar2,int N>
254 inline VectorT<Scalar1,N> operator*(Scalar2 _s, const VectorT<Scalar1,N>& _v) {
255 return _v*_s;
256 }
257
258
261 template<typename Scalar, int N>
262 inline Scalar
263 dot(const VectorT<Scalar,N>& _v1, const VectorT<Scalar,N>& _v2) {
264 return (_v1 | _v2);
265 }
266
267
270 template<typename Scalar, int N>
271 inline VectorT<Scalar,N>
272 cross(const VectorT<Scalar,N>& _v1, const VectorT<Scalar,N>& _v2) {
273 return (_v1 % _v2);
274 }
275
276
277
278
279 //== TYPEDEFS =================================================================
280
282 typedef VectorT<signed char,1> Vec1c;
284 typedef VectorT<unsigned char,1> Vec1uc;
286 typedef VectorT<signed short int,1> Vec1s;
288 typedef VectorT<unsigned short int,1> Vec1us;
290 typedef VectorT<signed int,1> Vec1i;
292 typedef VectorT<unsigned int,1> Vec1ui;
294 typedef VectorT<float,1> Vec1f;
296 typedef VectorT<double,1> Vec1d;
297
299 typedef VectorT<signed char,2> Vec2c;
301 typedef VectorT<unsigned char,2> Vec2uc;
303 typedef VectorT<signed short int,2> Vec2s;
305 typedef VectorT<unsigned short int,2> Vec2us;
307 typedef VectorT<signed int,2> Vec2i;
309 typedef VectorT<unsigned int,2> Vec2ui;
311 typedef VectorT<float,2> Vec2f;
313 typedef VectorT<double,2> Vec2d;
314
316 typedef VectorT<signed char,3> Vec3c;
318 typedef VectorT<unsigned char,3> Vec3uc;
320 typedef VectorT<signed short int,3> Vec3s;
322 typedef VectorT<unsigned short int,3> Vec3us;
324 typedef VectorT<signed int,3> Vec3i;
326 typedef VectorT<unsigned int,3> Vec3ui;
328 typedef VectorT<float,3> Vec3f;
330 typedef VectorT<double,3> Vec3d;
332 typedef VectorT<bool,3> Vec3b;
333
335 typedef VectorT<signed char,4> Vec4c;
337 typedef VectorT<unsigned char,4> Vec4uc;
339 typedef VectorT<signed short int,4> Vec4s;
341 typedef VectorT<unsigned short int,4> Vec4us;
343 typedef VectorT<signed int,4> Vec4i;
345 typedef VectorT<unsigned int,4> Vec4ui;
347 typedef VectorT<float,4> Vec4f;
349 typedef VectorT<double,4> Vec4d;
350
352 typedef VectorT<signed char, 5> Vec5c;
354 typedef VectorT<unsigned char, 5> Vec5uc;
356 typedef VectorT<signed short int, 5> Vec5s;
358 typedef VectorT<unsigned short int, 5> Vec5us;
360 typedef VectorT<signed int, 5> Vec5i;
362 typedef VectorT<unsigned int, 5> Vec5ui;
364 typedef VectorT<float, 5> Vec5f;
366 typedef VectorT<double, 5> Vec5d;
367
369 typedef VectorT<signed char,6> Vec6c;
371 typedef VectorT<unsigned char,6> Vec6uc;
373 typedef VectorT<signed short int,6> Vec6s;
375 typedef VectorT<unsigned short int,6> Vec6us;
377 typedef VectorT<signed int,6> Vec6i;
379 typedef VectorT<unsigned int,6> Vec6ui;
381 typedef VectorT<float,6> Vec6f;
383 typedef VectorT<double,6> Vec6d;
384
385
386 //=============================================================================
387 } // namespace OpenMesh
388 //=============================================================================
389
390
391 #endif // OPENMESH_VECTOR_HH defined
392 //=============================================================================
393 #endif // DOXYGEN
394 #endif // C++11
OpenMesh
Definition: MeshItems.hh:64
OpenMesh::VectorT::dot
Scalar dot(const VectorT< Scalar, N > &_v1, const VectorT< Scalar, N > &_v2)
Definition: VectorT.hh:263
OpenMesh::VectorT::operator*
VectorT< Scalar1, N > operator*(Scalar2 _s, const VectorT< Scalar1, N > &_v)
Definition: VectorT.hh:254
OpenMesh::VectorT::cross
VectorT< Scalar, N > cross(const VectorT< Scalar, N > &_v1, const VectorT< Scalar, N > &_v2)
Definition: VectorT.hh:272
config.h
OpenMesh::VectorT< float, 3 >
OpenMesh::VectorDataT
Definition: VectorT.hh:102