OpenMesh
VectorT.hh
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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 ((defined(_MSC_VER) && (_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>
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>
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 
279 template<typename Scalar, int DIM>
280 Scalar norm(const VectorT<Scalar, DIM>& _v) {
281  return _v.norm();
282 }
283 
284 
287 template<typename Scalar, int DIM>
288 Scalar sqrnorm(const VectorT<Scalar, DIM>& _v) {
289  return _v.sqrnorm();
290 }
291 
292 
295 template<typename Scalar, int DIM, typename OtherScalar>
296 VectorT<Scalar, DIM>& vectorize(VectorT<Scalar, DIM>& _v, OtherScalar const& _val) {
297  return _v.vectorize(_val);
298 }
299 
300 
303 template<typename Scalar, int DIM>
305  return _v.normalize();
306 }
307 
308 
311 template<typename Scalar, int DIM>
313  return _v1.maximize(_v2);
314 }
315 
316 
319 template<typename Scalar, int DIM>
321  return _v1.minimize(_v2);
322 }
323 
324 
325 //== TYPEDEFS =================================================================
326 
340 typedef VectorT<float,1> Vec1f;
342 typedef VectorT<double,1> Vec1d;
343 
357 typedef VectorT<float,2> Vec2f;
359 typedef VectorT<double,2> Vec2d;
360 
374 typedef VectorT<float,3> Vec3f;
376 typedef VectorT<double,3> Vec3d;
378 typedef VectorT<bool,3> Vec3b;
379 
393 typedef VectorT<float,4> Vec4f;
395 typedef VectorT<double,4> Vec4d;
396 
410 typedef VectorT<float, 5> Vec5f;
412 typedef VectorT<double, 5> Vec5d;
413 
427 typedef VectorT<float,6> Vec6f;
429 typedef VectorT<double,6> Vec6d;
430 
431 
432 //=============================================================================
433 } // namespace OpenMesh
434 //=============================================================================
435 
436 
437 #endif // OPENMESH_VECTOR_HH defined
438 //=============================================================================
439 #endif // DOXYGEN
440 #endif // C++11
vector_type & normalize()
normalize vector, return normalized vector
Definition: VectorT_inc.hh:437
VectorT< signed short int, 3 > Vec3s
3-short signed vector
Definition: Vector11T.hh:803
VectorT< unsigned short int, 4 > Vec4us
4-short unsigned vector
Definition: Vector11T.hh:824
VectorT< double, 5 > Vec5d
5-double vector
Definition: Vector11T.hh:849
VectorT< unsigned char, 6 > Vec6uc
6-byte unsigned vector
Definition: Vector11T.hh:854
VectorT< unsigned char, 5 > Vec5uc
5-byte unsigned vector
Definition: Vector11T.hh:837
VectorT< unsigned char, 4 > Vec4uc
4-byte unsigned vector
Definition: Vector11T.hh:820
VectorT< float, 3 > Vec3f
3-float vector
Definition: Vector11T.hh:811
VectorT< signed short int, 1 > Vec1s
1-short signed vector
Definition: Vector11T.hh:769
VectorT< unsigned char, 2 > Vec2uc
2-byte unsigned vector
Definition: Vector11T.hh:784
VectorT< unsigned short int, 5 > Vec5us
5-short unsigned vector
Definition: Vector11T.hh:841
VectorT< signed int, 5 > Vec5i
5-int signed vector
Definition: Vector11T.hh:843
VectorT< signed char, 1 > Vec1c
1-byte signed vector
Definition: Vector11T.hh:765
VectorT< unsigned int, 5 > Vec5ui
5-int unsigned vector
Definition: Vector11T.hh:845
VectorT< float, 1 > Vec1f
1-float vector
Definition: Vector11T.hh:777
auto operator%(const VectorT< OtherScalar, DIM > &_rhs) const -> typename std::enable_if< DIM==3, VectorT< decltype((*this)[0] *_rhs[0] -(*this)[0] *_rhs[0]), DIM >>::type
cross product: only defined for Vec3* as specialization
Definition: Vector11T.hh:369
VectorT< unsigned char, 3 > Vec3uc
3-byte unsigned vector
Definition: Vector11T.hh:801
Scalar norm() const
compute euclidean norm
Definition: VectorT_inc.hh:415
VectorT< signed short int, 5 > Vec5s
5-short signed vector
Definition: Vector11T.hh:839
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
vector_type & minimize(const vector_type &_rhs)
minimize values: same as *this = min(*this, _rhs), but faster
Definition: VectorT_inc.hh:552
VectorT< unsigned int, 4 > Vec4ui
4-int unsigned vector
Definition: Vector11T.hh:828
VectorT< unsigned int, 1 > Vec1ui
1-int unsigned vector
Definition: Vector11T.hh:775
VectorT< double, 4 > Vec4d
4-double vector
Definition: Vector11T.hh:832
VectorT< unsigned int, 2 > Vec2ui
2-int unsigned vector
Definition: Vector11T.hh:792
VectorT< signed int, 3 > Vec3i
3-int signed vector
Definition: Vector11T.hh:807
VectorT< unsigned int, 3 > Vec3ui
3-int unsigned vector
Definition: Vector11T.hh:809
VectorT< signed short int, 2 > Vec2s
2-short signed vector
Definition: Vector11T.hh:786
VectorT< double, 1 > Vec1d
1-double vector
Definition: Vector11T.hh:779
Scalar sqrnorm() const
compute squared euclidean norm
Definition: VectorT_inc.hh:419
VectorT< unsigned short int, 2 > Vec2us
2-short unsigned vector
Definition: Vector11T.hh:788
vector_type & maximize(const vector_type &_rhs)
maximize values: same as *this = max(*this, _rhs), but faster
Definition: VectorT_inc.hh:569
VectorT< signed int, 2 > Vec2i
2-int signed vector
Definition: Vector11T.hh:790
VectorT< signed char, 6 > Vec6c
6-byte signed vector
Definition: Vector11T.hh:852
VectorT< signed char, 4 > Vec4c
4-byte signed vector
Definition: Vector11T.hh:818
osg::Vec3f::ValueType dot(const osg::Vec3f &_v1, const osg::Vec3f &_v2)
Adapter for osg vector member computing a scalar product.
Definition: VectorAdapter.hh:181
VectorT< double, 3 > Vec3d
3-double vector
Definition: Vector11T.hh:813
VectorT< float, 4 > Vec4f
4-float vector
Definition: Vector11T.hh:830
VectorT< unsigned char, 1 > Vec1uc
1-byte unsigned vector
Definition: Vector11T.hh:767
VectorT< signed char, 5 > Vec5c
5-byte signed vector
Definition: Vector11T.hh:835
VectorT< unsigned short int, 1 > Vec1us
1-short unsigned vector
Definition: Vector11T.hh:771
VectorT< signed int, 4 > Vec4i
4-int signed vector
Definition: Vector11T.hh:826
VectorT< signed char, 3 > Vec3c
3-byte signed vector
Definition: Vector11T.hh:799
VectorT< signed short int, 6 > Vec6s
6-short signed vector
Definition: Vector11T.hh:856
VectorT< float, 5 > Vec5f
5-float vector
Definition: Vector11T.hh:847
VectorT< double, 6 > Vec6d
6-double vector
Definition: Vector11T.hh:866
VectorT< bool, 3 > Vec3b
3-bool vector
Definition: Vector11T.hh:815
Definition: VectorT_inc.hh:72
VectorT< double, 2 > Vec2d
2-double vector
Definition: Vector11T.hh:796
VectorT< float, 6 > Vec6f
6-float vector
Definition: Vector11T.hh:864
VectorT< unsigned short int, 3 > Vec3us
3-short unsigned vector
Definition: Vector11T.hh:805
auto operator*(const OtherScalar &_s, const VectorT< Scalar, DIM > &rhs) -> decltype(rhs.operator*(_s))
Component wise multiplication from the left.
Definition: Vector11T.hh:668
VectorT< float, 2 > Vec2f
2-float vector
Definition: Vector11T.hh:794
VectorT< signed char, 2 > Vec2c
2-byte signed vector
Definition: Vector11T.hh:782
vector_type & vectorize(const Scalar &_s)
store the same value in each component (e.g. to clear all entries)
Definition: VectorT_inc.hh:610
VectorT< unsigned int, 6 > Vec6ui
6-int unsigned vector
Definition: Vector11T.hh:862
VectorT< signed short int, 4 > Vec4s
4-short signed vector
Definition: Vector11T.hh:822
osg::Vec3f cross(const osg::Vec3f &_v1, const osg::Vec3f &_v2)
Adapter for osg vector member computing a scalar product.
Definition: VectorAdapter.hh:196
VectorT< signed int, 6 > Vec6i
6-int signed vector
Definition: Vector11T.hh:860
VectorT< signed int, 1 > Vec1i
1-int signed vector
Definition: Vector11T.hh:773
VectorT< unsigned short int, 6 > Vec6us
6-short unsigned vector
Definition: Vector11T.hh:858

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