Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 1 | // This file is part of Eigen, a lightweight C++ template library |
| 2 | // for linear algebra. |
| 3 | // |
| 4 | // Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr> |
| 5 | // Copyright (C) 2006-2009 Benoit Jacob <jacob.benoit.1@gmail.com> |
| 6 | // Copyright (C) 2010 Hauke Heibel <hauke.heibel@gmail.com> |
| 7 | // |
| 8 | // This Source Code Form is subject to the terms of the Mozilla |
| 9 | // Public License v. 2.0. If a copy of the MPL was not distributed |
| 10 | // with this file, You can obtain one at http://mozilla.org/MPL/2.0/. |
| 11 | |
| 12 | #ifndef EIGEN_MATRIXSTORAGE_H |
| 13 | #define EIGEN_MATRIXSTORAGE_H |
| 14 | |
| 15 | #ifdef EIGEN_DENSE_STORAGE_CTOR_PLUGIN |
| 16 | #define EIGEN_INTERNAL_DENSE_STORAGE_CTOR_PLUGIN EIGEN_DENSE_STORAGE_CTOR_PLUGIN; |
| 17 | #else |
| 18 | #define EIGEN_INTERNAL_DENSE_STORAGE_CTOR_PLUGIN |
| 19 | #endif |
| 20 | |
| 21 | namespace Eigen { |
| 22 | |
| 23 | namespace internal { |
| 24 | |
| 25 | struct constructor_without_unaligned_array_assert {}; |
| 26 | |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 27 | template<typename T, int Size> void check_static_allocation_size() |
| 28 | { |
| 29 | // if EIGEN_STACK_ALLOCATION_LIMIT is defined to 0, then no limit |
| 30 | #if EIGEN_STACK_ALLOCATION_LIMIT |
| 31 | EIGEN_STATIC_ASSERT(Size * sizeof(T) <= EIGEN_STACK_ALLOCATION_LIMIT, OBJECT_ALLOCATED_ON_STACK_IS_TOO_BIG); |
| 32 | #endif |
| 33 | } |
| 34 | |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 35 | /** \internal |
| 36 | * Static array. If the MatrixOrArrayOptions require auto-alignment, the array will be automatically aligned: |
| 37 | * to 16 bytes boundary if the total size is a multiple of 16 bytes. |
| 38 | */ |
| 39 | template <typename T, int Size, int MatrixOrArrayOptions, |
| 40 | int Alignment = (MatrixOrArrayOptions&DontAlign) ? 0 |
| 41 | : (((Size*sizeof(T))%16)==0) ? 16 |
| 42 | : 0 > |
| 43 | struct plain_array |
| 44 | { |
| 45 | T array[Size]; |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 46 | |
| 47 | plain_array() |
| 48 | { |
| 49 | check_static_allocation_size<T,Size>(); |
| 50 | } |
| 51 | |
| 52 | plain_array(constructor_without_unaligned_array_assert) |
| 53 | { |
| 54 | check_static_allocation_size<T,Size>(); |
| 55 | } |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 56 | }; |
| 57 | |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 58 | #if defined(EIGEN_DISABLE_UNALIGNED_ARRAY_ASSERT) |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 59 | #define EIGEN_MAKE_UNALIGNED_ARRAY_ASSERT(sizemask) |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 60 | #elif EIGEN_GNUC_AT_LEAST(4,7) |
| 61 | // GCC 4.7 is too aggressive in its optimizations and remove the alignement test based on the fact the array is declared to be aligned. |
| 62 | // See this bug report: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53900 |
| 63 | // Hiding the origin of the array pointer behind a function argument seems to do the trick even if the function is inlined: |
| 64 | template<typename PtrType> |
| 65 | EIGEN_ALWAYS_INLINE PtrType eigen_unaligned_array_assert_workaround_gcc47(PtrType array) { return array; } |
| 66 | #define EIGEN_MAKE_UNALIGNED_ARRAY_ASSERT(sizemask) \ |
| 67 | eigen_assert((reinterpret_cast<size_t>(eigen_unaligned_array_assert_workaround_gcc47(array)) & sizemask) == 0 \ |
| 68 | && "this assertion is explained here: " \ |
| 69 | "http://eigen.tuxfamily.org/dox-devel/group__TopicUnalignedArrayAssert.html" \ |
| 70 | " **** READ THIS WEB PAGE !!! ****"); |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 71 | #else |
| 72 | #define EIGEN_MAKE_UNALIGNED_ARRAY_ASSERT(sizemask) \ |
| 73 | eigen_assert((reinterpret_cast<size_t>(array) & sizemask) == 0 \ |
| 74 | && "this assertion is explained here: " \ |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 75 | "http://eigen.tuxfamily.org/dox-devel/group__TopicUnalignedArrayAssert.html" \ |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 76 | " **** READ THIS WEB PAGE !!! ****"); |
| 77 | #endif |
| 78 | |
| 79 | template <typename T, int Size, int MatrixOrArrayOptions> |
| 80 | struct plain_array<T, Size, MatrixOrArrayOptions, 16> |
| 81 | { |
| 82 | EIGEN_USER_ALIGN16 T array[Size]; |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 83 | |
| 84 | plain_array() |
| 85 | { |
| 86 | EIGEN_MAKE_UNALIGNED_ARRAY_ASSERT(0xf); |
| 87 | check_static_allocation_size<T,Size>(); |
| 88 | } |
| 89 | |
| 90 | plain_array(constructor_without_unaligned_array_assert) |
| 91 | { |
| 92 | check_static_allocation_size<T,Size>(); |
| 93 | } |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 94 | }; |
| 95 | |
| 96 | template <typename T, int MatrixOrArrayOptions, int Alignment> |
| 97 | struct plain_array<T, 0, MatrixOrArrayOptions, Alignment> |
| 98 | { |
| 99 | EIGEN_USER_ALIGN16 T array[1]; |
| 100 | plain_array() {} |
| 101 | plain_array(constructor_without_unaligned_array_assert) {} |
| 102 | }; |
| 103 | |
| 104 | } // end namespace internal |
| 105 | |
| 106 | /** \internal |
| 107 | * |
| 108 | * \class DenseStorage |
| 109 | * \ingroup Core_Module |
| 110 | * |
| 111 | * \brief Stores the data of a matrix |
| 112 | * |
| 113 | * This class stores the data of fixed-size, dynamic-size or mixed matrices |
| 114 | * in a way as compact as possible. |
| 115 | * |
| 116 | * \sa Matrix |
| 117 | */ |
| 118 | template<typename T, int Size, int _Rows, int _Cols, int _Options> class DenseStorage; |
| 119 | |
| 120 | // purely fixed-size matrix |
| 121 | template<typename T, int Size, int _Rows, int _Cols, int _Options> class DenseStorage |
| 122 | { |
| 123 | internal::plain_array<T,Size,_Options> m_data; |
| 124 | public: |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 125 | inline DenseStorage() {} |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 126 | inline DenseStorage(internal::constructor_without_unaligned_array_assert) |
| 127 | : m_data(internal::constructor_without_unaligned_array_assert()) {} |
| 128 | inline DenseStorage(DenseIndex,DenseIndex,DenseIndex) {} |
| 129 | inline void swap(DenseStorage& other) { std::swap(m_data,other.m_data); } |
| 130 | static inline DenseIndex rows(void) {return _Rows;} |
| 131 | static inline DenseIndex cols(void) {return _Cols;} |
| 132 | inline void conservativeResize(DenseIndex,DenseIndex,DenseIndex) {} |
| 133 | inline void resize(DenseIndex,DenseIndex,DenseIndex) {} |
| 134 | inline const T *data() const { return m_data.array; } |
| 135 | inline T *data() { return m_data.array; } |
| 136 | }; |
| 137 | |
| 138 | // null matrix |
| 139 | template<typename T, int _Rows, int _Cols, int _Options> class DenseStorage<T, 0, _Rows, _Cols, _Options> |
| 140 | { |
| 141 | public: |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 142 | inline DenseStorage() {} |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 143 | inline DenseStorage(internal::constructor_without_unaligned_array_assert) {} |
| 144 | inline DenseStorage(DenseIndex,DenseIndex,DenseIndex) {} |
| 145 | inline void swap(DenseStorage& ) {} |
| 146 | static inline DenseIndex rows(void) {return _Rows;} |
| 147 | static inline DenseIndex cols(void) {return _Cols;} |
| 148 | inline void conservativeResize(DenseIndex,DenseIndex,DenseIndex) {} |
| 149 | inline void resize(DenseIndex,DenseIndex,DenseIndex) {} |
| 150 | inline const T *data() const { return 0; } |
| 151 | inline T *data() { return 0; } |
| 152 | }; |
| 153 | |
| 154 | // more specializations for null matrices; these are necessary to resolve ambiguities |
| 155 | template<typename T, int _Options> class DenseStorage<T, 0, Dynamic, Dynamic, _Options> |
| 156 | : public DenseStorage<T, 0, 0, 0, _Options> { }; |
| 157 | |
| 158 | template<typename T, int _Rows, int _Options> class DenseStorage<T, 0, _Rows, Dynamic, _Options> |
| 159 | : public DenseStorage<T, 0, 0, 0, _Options> { }; |
| 160 | |
| 161 | template<typename T, int _Cols, int _Options> class DenseStorage<T, 0, Dynamic, _Cols, _Options> |
| 162 | : public DenseStorage<T, 0, 0, 0, _Options> { }; |
| 163 | |
| 164 | // dynamic-size matrix with fixed-size storage |
| 165 | template<typename T, int Size, int _Options> class DenseStorage<T, Size, Dynamic, Dynamic, _Options> |
| 166 | { |
| 167 | internal::plain_array<T,Size,_Options> m_data; |
| 168 | DenseIndex m_rows; |
| 169 | DenseIndex m_cols; |
| 170 | public: |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 171 | inline DenseStorage() : m_rows(0), m_cols(0) {} |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 172 | inline DenseStorage(internal::constructor_without_unaligned_array_assert) |
| 173 | : m_data(internal::constructor_without_unaligned_array_assert()), m_rows(0), m_cols(0) {} |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 174 | inline DenseStorage(DenseIndex, DenseIndex nbRows, DenseIndex nbCols) : m_rows(nbRows), m_cols(nbCols) {} |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 175 | inline void swap(DenseStorage& other) |
| 176 | { std::swap(m_data,other.m_data); std::swap(m_rows,other.m_rows); std::swap(m_cols,other.m_cols); } |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 177 | inline DenseIndex rows() const {return m_rows;} |
| 178 | inline DenseIndex cols() const {return m_cols;} |
| 179 | inline void conservativeResize(DenseIndex, DenseIndex nbRows, DenseIndex nbCols) { m_rows = nbRows; m_cols = nbCols; } |
| 180 | inline void resize(DenseIndex, DenseIndex nbRows, DenseIndex nbCols) { m_rows = nbRows; m_cols = nbCols; } |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 181 | inline const T *data() const { return m_data.array; } |
| 182 | inline T *data() { return m_data.array; } |
| 183 | }; |
| 184 | |
| 185 | // dynamic-size matrix with fixed-size storage and fixed width |
| 186 | template<typename T, int Size, int _Cols, int _Options> class DenseStorage<T, Size, Dynamic, _Cols, _Options> |
| 187 | { |
| 188 | internal::plain_array<T,Size,_Options> m_data; |
| 189 | DenseIndex m_rows; |
| 190 | public: |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 191 | inline DenseStorage() : m_rows(0) {} |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 192 | inline DenseStorage(internal::constructor_without_unaligned_array_assert) |
| 193 | : m_data(internal::constructor_without_unaligned_array_assert()), m_rows(0) {} |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 194 | inline DenseStorage(DenseIndex, DenseIndex nbRows, DenseIndex) : m_rows(nbRows) {} |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 195 | inline void swap(DenseStorage& other) { std::swap(m_data,other.m_data); std::swap(m_rows,other.m_rows); } |
| 196 | inline DenseIndex rows(void) const {return m_rows;} |
| 197 | inline DenseIndex cols(void) const {return _Cols;} |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 198 | inline void conservativeResize(DenseIndex, DenseIndex nbRows, DenseIndex) { m_rows = nbRows; } |
| 199 | inline void resize(DenseIndex, DenseIndex nbRows, DenseIndex) { m_rows = nbRows; } |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 200 | inline const T *data() const { return m_data.array; } |
| 201 | inline T *data() { return m_data.array; } |
| 202 | }; |
| 203 | |
| 204 | // dynamic-size matrix with fixed-size storage and fixed height |
| 205 | template<typename T, int Size, int _Rows, int _Options> class DenseStorage<T, Size, _Rows, Dynamic, _Options> |
| 206 | { |
| 207 | internal::plain_array<T,Size,_Options> m_data; |
| 208 | DenseIndex m_cols; |
| 209 | public: |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 210 | inline DenseStorage() : m_cols(0) {} |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 211 | inline DenseStorage(internal::constructor_without_unaligned_array_assert) |
| 212 | : m_data(internal::constructor_without_unaligned_array_assert()), m_cols(0) {} |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 213 | inline DenseStorage(DenseIndex, DenseIndex, DenseIndex nbCols) : m_cols(nbCols) {} |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 214 | inline void swap(DenseStorage& other) { std::swap(m_data,other.m_data); std::swap(m_cols,other.m_cols); } |
| 215 | inline DenseIndex rows(void) const {return _Rows;} |
| 216 | inline DenseIndex cols(void) const {return m_cols;} |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 217 | inline void conservativeResize(DenseIndex, DenseIndex, DenseIndex nbCols) { m_cols = nbCols; } |
| 218 | inline void resize(DenseIndex, DenseIndex, DenseIndex nbCols) { m_cols = nbCols; } |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 219 | inline const T *data() const { return m_data.array; } |
| 220 | inline T *data() { return m_data.array; } |
| 221 | }; |
| 222 | |
| 223 | // purely dynamic matrix. |
| 224 | template<typename T, int _Options> class DenseStorage<T, Dynamic, Dynamic, Dynamic, _Options> |
| 225 | { |
| 226 | T *m_data; |
| 227 | DenseIndex m_rows; |
| 228 | DenseIndex m_cols; |
| 229 | public: |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 230 | inline DenseStorage() : m_data(0), m_rows(0), m_cols(0) {} |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 231 | inline DenseStorage(internal::constructor_without_unaligned_array_assert) |
| 232 | : m_data(0), m_rows(0), m_cols(0) {} |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 233 | inline DenseStorage(DenseIndex size, DenseIndex nbRows, DenseIndex nbCols) |
| 234 | : m_data(internal::conditional_aligned_new_auto<T,(_Options&DontAlign)==0>(size)), m_rows(nbRows), m_cols(nbCols) |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 235 | { EIGEN_INTERNAL_DENSE_STORAGE_CTOR_PLUGIN } |
| 236 | inline ~DenseStorage() { internal::conditional_aligned_delete_auto<T,(_Options&DontAlign)==0>(m_data, m_rows*m_cols); } |
| 237 | inline void swap(DenseStorage& other) |
| 238 | { std::swap(m_data,other.m_data); std::swap(m_rows,other.m_rows); std::swap(m_cols,other.m_cols); } |
| 239 | inline DenseIndex rows(void) const {return m_rows;} |
| 240 | inline DenseIndex cols(void) const {return m_cols;} |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 241 | inline void conservativeResize(DenseIndex size, DenseIndex nbRows, DenseIndex nbCols) |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 242 | { |
| 243 | m_data = internal::conditional_aligned_realloc_new_auto<T,(_Options&DontAlign)==0>(m_data, size, m_rows*m_cols); |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 244 | m_rows = nbRows; |
| 245 | m_cols = nbCols; |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 246 | } |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 247 | void resize(DenseIndex size, DenseIndex nbRows, DenseIndex nbCols) |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 248 | { |
| 249 | if(size != m_rows*m_cols) |
| 250 | { |
| 251 | internal::conditional_aligned_delete_auto<T,(_Options&DontAlign)==0>(m_data, m_rows*m_cols); |
| 252 | if (size) |
| 253 | m_data = internal::conditional_aligned_new_auto<T,(_Options&DontAlign)==0>(size); |
| 254 | else |
| 255 | m_data = 0; |
| 256 | EIGEN_INTERNAL_DENSE_STORAGE_CTOR_PLUGIN |
| 257 | } |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 258 | m_rows = nbRows; |
| 259 | m_cols = nbCols; |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 260 | } |
| 261 | inline const T *data() const { return m_data; } |
| 262 | inline T *data() { return m_data; } |
| 263 | }; |
| 264 | |
| 265 | // matrix with dynamic width and fixed height (so that matrix has dynamic size). |
| 266 | template<typename T, int _Rows, int _Options> class DenseStorage<T, Dynamic, _Rows, Dynamic, _Options> |
| 267 | { |
| 268 | T *m_data; |
| 269 | DenseIndex m_cols; |
| 270 | public: |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 271 | inline DenseStorage() : m_data(0), m_cols(0) {} |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 272 | inline DenseStorage(internal::constructor_without_unaligned_array_assert) : m_data(0), m_cols(0) {} |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 273 | inline DenseStorage(DenseIndex size, DenseIndex, DenseIndex nbCols) : m_data(internal::conditional_aligned_new_auto<T,(_Options&DontAlign)==0>(size)), m_cols(nbCols) |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 274 | { EIGEN_INTERNAL_DENSE_STORAGE_CTOR_PLUGIN } |
| 275 | inline ~DenseStorage() { internal::conditional_aligned_delete_auto<T,(_Options&DontAlign)==0>(m_data, _Rows*m_cols); } |
| 276 | inline void swap(DenseStorage& other) { std::swap(m_data,other.m_data); std::swap(m_cols,other.m_cols); } |
| 277 | static inline DenseIndex rows(void) {return _Rows;} |
| 278 | inline DenseIndex cols(void) const {return m_cols;} |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 279 | inline void conservativeResize(DenseIndex size, DenseIndex, DenseIndex nbCols) |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 280 | { |
| 281 | m_data = internal::conditional_aligned_realloc_new_auto<T,(_Options&DontAlign)==0>(m_data, size, _Rows*m_cols); |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 282 | m_cols = nbCols; |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 283 | } |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 284 | EIGEN_STRONG_INLINE void resize(DenseIndex size, DenseIndex, DenseIndex nbCols) |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 285 | { |
| 286 | if(size != _Rows*m_cols) |
| 287 | { |
| 288 | internal::conditional_aligned_delete_auto<T,(_Options&DontAlign)==0>(m_data, _Rows*m_cols); |
| 289 | if (size) |
| 290 | m_data = internal::conditional_aligned_new_auto<T,(_Options&DontAlign)==0>(size); |
| 291 | else |
| 292 | m_data = 0; |
| 293 | EIGEN_INTERNAL_DENSE_STORAGE_CTOR_PLUGIN |
| 294 | } |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 295 | m_cols = nbCols; |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 296 | } |
| 297 | inline const T *data() const { return m_data; } |
| 298 | inline T *data() { return m_data; } |
| 299 | }; |
| 300 | |
| 301 | // matrix with dynamic height and fixed width (so that matrix has dynamic size). |
| 302 | template<typename T, int _Cols, int _Options> class DenseStorage<T, Dynamic, Dynamic, _Cols, _Options> |
| 303 | { |
| 304 | T *m_data; |
| 305 | DenseIndex m_rows; |
| 306 | public: |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 307 | inline DenseStorage() : m_data(0), m_rows(0) {} |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 308 | inline DenseStorage(internal::constructor_without_unaligned_array_assert) : m_data(0), m_rows(0) {} |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 309 | inline DenseStorage(DenseIndex size, DenseIndex nbRows, DenseIndex) : m_data(internal::conditional_aligned_new_auto<T,(_Options&DontAlign)==0>(size)), m_rows(nbRows) |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 310 | { EIGEN_INTERNAL_DENSE_STORAGE_CTOR_PLUGIN } |
| 311 | inline ~DenseStorage() { internal::conditional_aligned_delete_auto<T,(_Options&DontAlign)==0>(m_data, _Cols*m_rows); } |
| 312 | inline void swap(DenseStorage& other) { std::swap(m_data,other.m_data); std::swap(m_rows,other.m_rows); } |
| 313 | inline DenseIndex rows(void) const {return m_rows;} |
| 314 | static inline DenseIndex cols(void) {return _Cols;} |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 315 | inline void conservativeResize(DenseIndex size, DenseIndex nbRows, DenseIndex) |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 316 | { |
| 317 | m_data = internal::conditional_aligned_realloc_new_auto<T,(_Options&DontAlign)==0>(m_data, size, m_rows*_Cols); |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 318 | m_rows = nbRows; |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 319 | } |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 320 | EIGEN_STRONG_INLINE void resize(DenseIndex size, DenseIndex nbRows, DenseIndex) |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 321 | { |
| 322 | if(size != m_rows*_Cols) |
| 323 | { |
| 324 | internal::conditional_aligned_delete_auto<T,(_Options&DontAlign)==0>(m_data, _Cols*m_rows); |
| 325 | if (size) |
| 326 | m_data = internal::conditional_aligned_new_auto<T,(_Options&DontAlign)==0>(size); |
| 327 | else |
| 328 | m_data = 0; |
| 329 | EIGEN_INTERNAL_DENSE_STORAGE_CTOR_PLUGIN |
| 330 | } |
Carlos Hernandez | 7faaa9f | 2014-08-05 17:53:32 -0700 | [diff] [blame] | 331 | m_rows = nbRows; |
Narayan Kamath | c981c48 | 2012-11-02 10:59:05 +0000 | [diff] [blame] | 332 | } |
| 333 | inline const T *data() const { return m_data; } |
| 334 | inline T *data() { return m_data; } |
| 335 | }; |
| 336 | |
| 337 | } // end namespace Eigen |
| 338 | |
| 339 | #endif // EIGEN_MATRIX_H |