Ryan Savitski / Mbed 2 deprecated ICRSEurobot14

2014 Eurobot fork

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tvmet/Matrix.h@15:9c5aaeda36dc, 2013-04-06 (annotated)

Committer:
madcowswe
Date:
Sat Apr 06 20:57:54 2013 +0000
Revision:
15:9c5aaeda36dc
Encoders fairly tuned, still has random noise in it

Who changed what in which revision?

UserRevisionLine numberNew contents of line
madcowswe 15:9c5aaeda36dc 1 /*
madcowswe 15:9c5aaeda36dc 2 * Tiny Vector Matrix Library
madcowswe 15:9c5aaeda36dc 3 * Dense Vector Matrix Libary of Tiny size using Expression Templates
madcowswe 15:9c5aaeda36dc 4 *
madcowswe 15:9c5aaeda36dc 5 * Copyright (C) 2001 - 2007 Olaf Petzold <opetzold@users.sourceforge.net>
madcowswe 15:9c5aaeda36dc 6 *
madcowswe 15:9c5aaeda36dc 7 * This library is free software; you can redistribute it and/or
madcowswe 15:9c5aaeda36dc 8 * modify it under the terms of the GNU lesser General Public
madcowswe 15:9c5aaeda36dc 9 * License as published by the Free Software Foundation; either
madcowswe 15:9c5aaeda36dc 10 * version 2.1 of the License, or (at your option) any later version.
madcowswe 15:9c5aaeda36dc 11 *
madcowswe 15:9c5aaeda36dc 12 * This library is distributed in the hope that it will be useful,
madcowswe 15:9c5aaeda36dc 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
madcowswe 15:9c5aaeda36dc 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
madcowswe 15:9c5aaeda36dc 15 * lesser General Public License for more details.
madcowswe 15:9c5aaeda36dc 16 *
madcowswe 15:9c5aaeda36dc 17 * You should have received a copy of the GNU lesser General Public
madcowswe 15:9c5aaeda36dc 18 * License along with this library; if not, write to the Free Software
madcowswe 15:9c5aaeda36dc 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
madcowswe 15:9c5aaeda36dc 20 *
madcowswe 15:9c5aaeda36dc 21 * $Id: Matrix.h,v 1.58 2007-06-23 15:58:58 opetzold Exp $
madcowswe 15:9c5aaeda36dc 22 */
madcowswe 15:9c5aaeda36dc 23
madcowswe 15:9c5aaeda36dc 24 #ifndef TVMET_MATRIX_H
madcowswe 15:9c5aaeda36dc 25 #define TVMET_MATRIX_H
madcowswe 15:9c5aaeda36dc 26
madcowswe 15:9c5aaeda36dc 27 #include <iterator> // reverse_iterator
madcowswe 15:9c5aaeda36dc 28
madcowswe 15:9c5aaeda36dc 29 #include <tvmet/tvmet.h>
madcowswe 15:9c5aaeda36dc 30 #include <tvmet/TypePromotion.h>
madcowswe 15:9c5aaeda36dc 31 #include <tvmet/CommaInitializer.h>
madcowswe 15:9c5aaeda36dc 32 #include <tvmet/RunTimeError.h>
madcowswe 15:9c5aaeda36dc 33
madcowswe 15:9c5aaeda36dc 34 #include <tvmet/xpr/Matrix.h>
madcowswe 15:9c5aaeda36dc 35 #include <tvmet/xpr/MatrixRow.h>
madcowswe 15:9c5aaeda36dc 36 #include <tvmet/xpr/MatrixCol.h>
madcowswe 15:9c5aaeda36dc 37 #include <tvmet/xpr/MatrixDiag.h>
madcowswe 15:9c5aaeda36dc 38
madcowswe 15:9c5aaeda36dc 39 namespace tvmet {
madcowswe 15:9c5aaeda36dc 40
madcowswe 15:9c5aaeda36dc 41
madcowswe 15:9c5aaeda36dc 42 /* forwards */
madcowswe 15:9c5aaeda36dc 43 template<class T, std::size_t Rows, std::size_t Cols> class Matrix;
madcowswe 15:9c5aaeda36dc 44 template<class T,
madcowswe 15:9c5aaeda36dc 45 std::size_t RowsBgn, std::size_t RowsEnd,
madcowswe 15:9c5aaeda36dc 46 std::size_t ColsBgn, std::size_t ColsEnd,
madcowswe 15:9c5aaeda36dc 47 std::size_t RowStride, std::size_t ColStride /*=1*/>
madcowswe 15:9c5aaeda36dc 48 class MatrixSliceConstReference; // unused here; for me only
madcowswe 15:9c5aaeda36dc 49
madcowswe 15:9c5aaeda36dc 50
madcowswe 15:9c5aaeda36dc 51 /**
madcowswe 15:9c5aaeda36dc 52 * \class MatrixConstReference Matrix.h "tvmet/Matrix.h"
madcowswe 15:9c5aaeda36dc 53 * \brief value iterator for ET
madcowswe 15:9c5aaeda36dc 54 */
madcowswe 15:9c5aaeda36dc 55 template<class T, std::size_t NRows, std::size_t NCols>
madcowswe 15:9c5aaeda36dc 56 class MatrixConstReference
madcowswe 15:9c5aaeda36dc 57 : public TvmetBase < MatrixConstReference<T, NRows, NCols> >
madcowswe 15:9c5aaeda36dc 58 {
madcowswe 15:9c5aaeda36dc 59 public:
madcowswe 15:9c5aaeda36dc 60 typedef T value_type;
madcowswe 15:9c5aaeda36dc 61 typedef T* pointer;
madcowswe 15:9c5aaeda36dc 62 typedef const T* const_pointer;
madcowswe 15:9c5aaeda36dc 63
madcowswe 15:9c5aaeda36dc 64 /** Dimensions. */
madcowswe 15:9c5aaeda36dc 65 enum {
madcowswe 15:9c5aaeda36dc 66 Rows = NRows, /**< Number of rows. */
madcowswe 15:9c5aaeda36dc 67 Cols = NCols, /**< Number of cols. */
madcowswe 15:9c5aaeda36dc 68 Size = Rows * Cols /**< Complete Size of Matrix. */
madcowswe 15:9c5aaeda36dc 69 };
madcowswe 15:9c5aaeda36dc 70
madcowswe 15:9c5aaeda36dc 71 public:
madcowswe 15:9c5aaeda36dc 72 /** Complexity counter. */
madcowswe 15:9c5aaeda36dc 73 enum {
madcowswe 15:9c5aaeda36dc 74 ops = Rows * Cols
madcowswe 15:9c5aaeda36dc 75 };
madcowswe 15:9c5aaeda36dc 76
madcowswe 15:9c5aaeda36dc 77 private:
madcowswe 15:9c5aaeda36dc 78 MatrixConstReference();
madcowswe 15:9c5aaeda36dc 79 MatrixConstReference& operator=(const MatrixConstReference&);
madcowswe 15:9c5aaeda36dc 80
madcowswe 15:9c5aaeda36dc 81 public:
madcowswe 15:9c5aaeda36dc 82 /** Constructor. */
madcowswe 15:9c5aaeda36dc 83 explicit MatrixConstReference(const Matrix<T, Rows, Cols>& rhs)
madcowswe 15:9c5aaeda36dc 84 : m_data(rhs.data())
madcowswe 15:9c5aaeda36dc 85 { }
madcowswe 15:9c5aaeda36dc 86
madcowswe 15:9c5aaeda36dc 87 /** Constructor by a given memory pointer. */
madcowswe 15:9c5aaeda36dc 88 explicit MatrixConstReference(const_pointer data)
madcowswe 15:9c5aaeda36dc 89 : m_data(data)
madcowswe 15:9c5aaeda36dc 90 { }
madcowswe 15:9c5aaeda36dc 91
madcowswe 15:9c5aaeda36dc 92 public: // access operators
madcowswe 15:9c5aaeda36dc 93 /** access by index. */
madcowswe 15:9c5aaeda36dc 94 value_type operator()(std::size_t i, std::size_t j) const {
madcowswe 15:9c5aaeda36dc 95 TVMET_RT_CONDITION((i < Rows) && (j < Cols), "MatrixConstReference Bounce Violation")
madcowswe 15:9c5aaeda36dc 96 return m_data[i * Cols + j];
madcowswe 15:9c5aaeda36dc 97 }
madcowswe 15:9c5aaeda36dc 98
madcowswe 15:9c5aaeda36dc 99 public: // debugging Xpr parse tree
madcowswe 15:9c5aaeda36dc 100 void print_xpr(std::ostream& os, std::size_t l=0) const {
madcowswe 15:9c5aaeda36dc 101 os << IndentLevel(l)
madcowswe 15:9c5aaeda36dc 102 << "MatrixConstReference[O=" << ops << "]<"
madcowswe 15:9c5aaeda36dc 103 << "T=" << typeid(value_type).name() << ">,"
madcowswe 15:9c5aaeda36dc 104 << std::endl;
madcowswe 15:9c5aaeda36dc 105 }
madcowswe 15:9c5aaeda36dc 106
madcowswe 15:9c5aaeda36dc 107 private:
madcowswe 15:9c5aaeda36dc 108 const_pointer _tvmet_restrict m_data;
madcowswe 15:9c5aaeda36dc 109 };
madcowswe 15:9c5aaeda36dc 110
madcowswe 15:9c5aaeda36dc 111
madcowswe 15:9c5aaeda36dc 112 /**
madcowswe 15:9c5aaeda36dc 113 * \class Matrix Matrix.h "tvmet/Matrix.h"
madcowswe 15:9c5aaeda36dc 114 * \brief A tiny matrix class.
madcowswe 15:9c5aaeda36dc 115 *
madcowswe 15:9c5aaeda36dc 116 * The array syntax A[j][j] isn't supported here. The reason is that
madcowswe 15:9c5aaeda36dc 117 * operator[] always takes exactly one parameter, but operator() can
madcowswe 15:9c5aaeda36dc 118 * take any number of parameters (in the case of a rectangular matrix,
madcowswe 15:9c5aaeda36dc 119 * two paramters are needed). Therefore the cleanest way to do it is
madcowswe 15:9c5aaeda36dc 120 * with operator() rather than with operator[]. \see C++ FAQ Lite 13.8
madcowswe 15:9c5aaeda36dc 121 */
madcowswe 15:9c5aaeda36dc 122 template<class T, std::size_t NRows, std::size_t NCols>
madcowswe 15:9c5aaeda36dc 123 class Matrix
madcowswe 15:9c5aaeda36dc 124 {
madcowswe 15:9c5aaeda36dc 125 public:
madcowswe 15:9c5aaeda36dc 126 /** Data type of the tvmet::Matrix. */
madcowswe 15:9c5aaeda36dc 127 typedef T value_type;
madcowswe 15:9c5aaeda36dc 128
madcowswe 15:9c5aaeda36dc 129 /** Reference type of the tvmet::Matrix data elements. */
madcowswe 15:9c5aaeda36dc 130 typedef T& reference;
madcowswe 15:9c5aaeda36dc 131
madcowswe 15:9c5aaeda36dc 132 /** const reference type of the tvmet::Matrix data elements. */
madcowswe 15:9c5aaeda36dc 133 typedef const T& const_reference;
madcowswe 15:9c5aaeda36dc 134
madcowswe 15:9c5aaeda36dc 135 /** STL iterator interface. */
madcowswe 15:9c5aaeda36dc 136 typedef T* iterator;
madcowswe 15:9c5aaeda36dc 137
madcowswe 15:9c5aaeda36dc 138 /** STL const_iterator interface. */
madcowswe 15:9c5aaeda36dc 139 typedef const T* const_iterator;
madcowswe 15:9c5aaeda36dc 140
madcowswe 15:9c5aaeda36dc 141 /** STL reverse iterator interface. */
madcowswe 15:9c5aaeda36dc 142 typedef std::reverse_iterator<iterator> reverse_iterator;
madcowswe 15:9c5aaeda36dc 143
madcowswe 15:9c5aaeda36dc 144 /** STL const reverse iterator interface. */
madcowswe 15:9c5aaeda36dc 145 typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
madcowswe 15:9c5aaeda36dc 146
madcowswe 15:9c5aaeda36dc 147 public:
madcowswe 15:9c5aaeda36dc 148 /** Dimensions. */
madcowswe 15:9c5aaeda36dc 149 enum {
madcowswe 15:9c5aaeda36dc 150 Rows = NRows, /**< Number of rows. */
madcowswe 15:9c5aaeda36dc 151 Cols = NCols, /**< Number of cols. */
madcowswe 15:9c5aaeda36dc 152 Size = Rows * Cols /**< Complete Size of Matrix. */
madcowswe 15:9c5aaeda36dc 153 };
madcowswe 15:9c5aaeda36dc 154
madcowswe 15:9c5aaeda36dc 155 public:
madcowswe 15:9c5aaeda36dc 156 /** Complexity counter. */
madcowswe 15:9c5aaeda36dc 157 enum {
madcowswe 15:9c5aaeda36dc 158 ops_assign = Rows * Cols,
madcowswe 15:9c5aaeda36dc 159 ops = ops_assign,
madcowswe 15:9c5aaeda36dc 160 use_meta = ops < TVMET_COMPLEXITY_M_ASSIGN_TRIGGER ? true : false
madcowswe 15:9c5aaeda36dc 161 };
madcowswe 15:9c5aaeda36dc 162
madcowswe 15:9c5aaeda36dc 163 public: // STL interface
madcowswe 15:9c5aaeda36dc 164 /** STL iterator interface. */
madcowswe 15:9c5aaeda36dc 165 iterator begin() { return m_data; }
madcowswe 15:9c5aaeda36dc 166
madcowswe 15:9c5aaeda36dc 167 /** STL iterator interface. */
madcowswe 15:9c5aaeda36dc 168 iterator end() { return m_data + Size; }
madcowswe 15:9c5aaeda36dc 169
madcowswe 15:9c5aaeda36dc 170 /** STL const_iterator interface. */
madcowswe 15:9c5aaeda36dc 171 const_iterator begin() const { return m_data; }
madcowswe 15:9c5aaeda36dc 172
madcowswe 15:9c5aaeda36dc 173 /** STL const_iterator interface. */
madcowswe 15:9c5aaeda36dc 174 const_iterator end() const { return m_data + Size; }
madcowswe 15:9c5aaeda36dc 175
madcowswe 15:9c5aaeda36dc 176 /** STL reverse iterator interface reverse begin. */
madcowswe 15:9c5aaeda36dc 177 reverse_iterator rbegin() { return reverse_iterator( end() ); }
madcowswe 15:9c5aaeda36dc 178
madcowswe 15:9c5aaeda36dc 179 /** STL const reverse iterator interface reverse begin. */
madcowswe 15:9c5aaeda36dc 180 const_reverse_iterator rbegin() const {
madcowswe 15:9c5aaeda36dc 181 return const_reverse_iterator( end() );
madcowswe 15:9c5aaeda36dc 182 }
madcowswe 15:9c5aaeda36dc 183
madcowswe 15:9c5aaeda36dc 184 /** STL reverse iterator interface reverse end. */
madcowswe 15:9c5aaeda36dc 185 reverse_iterator rend() { return reverse_iterator( begin() ); }
madcowswe 15:9c5aaeda36dc 186
madcowswe 15:9c5aaeda36dc 187 /** STL const reverse iterator interface reverse end. */
madcowswe 15:9c5aaeda36dc 188 const_reverse_iterator rend() const {
madcowswe 15:9c5aaeda36dc 189 return const_reverse_iterator( begin() );
madcowswe 15:9c5aaeda36dc 190 }
madcowswe 15:9c5aaeda36dc 191
madcowswe 15:9c5aaeda36dc 192 /** The size of the matrix. */
madcowswe 15:9c5aaeda36dc 193 static std::size_t size() { return Size; }
madcowswe 15:9c5aaeda36dc 194
madcowswe 15:9c5aaeda36dc 195 /** STL vector max_size() - returns allways rows()*cols(). */
madcowswe 15:9c5aaeda36dc 196 static std::size_t max_size() { return Size; }
madcowswe 15:9c5aaeda36dc 197
madcowswe 15:9c5aaeda36dc 198 /** STL vector empty() - returns allways false. */
madcowswe 15:9c5aaeda36dc 199 static bool empty() { return false; }
madcowswe 15:9c5aaeda36dc 200
madcowswe 15:9c5aaeda36dc 201 public:
madcowswe 15:9c5aaeda36dc 202 /** The number of rows of matrix. */
madcowswe 15:9c5aaeda36dc 203 static std::size_t rows() { return Rows; }
madcowswe 15:9c5aaeda36dc 204
madcowswe 15:9c5aaeda36dc 205 /** The number of columns of matrix. */
madcowswe 15:9c5aaeda36dc 206 static std::size_t cols() { return Cols; }
madcowswe 15:9c5aaeda36dc 207
madcowswe 15:9c5aaeda36dc 208 public:
madcowswe 15:9c5aaeda36dc 209 /** Default Destructor */
madcowswe 15:9c5aaeda36dc 210 ~Matrix() {
madcowswe 15:9c5aaeda36dc 211 #if defined(TVMET_DYNAMIC_MEMORY)
madcowswe 15:9c5aaeda36dc 212 delete [] m_data;
madcowswe 15:9c5aaeda36dc 213 #endif
madcowswe 15:9c5aaeda36dc 214 }
madcowswe 15:9c5aaeda36dc 215
madcowswe 15:9c5aaeda36dc 216 /** Default Constructor. The allocated memory region isn't cleared. If you want
madcowswe 15:9c5aaeda36dc 217 a clean use the constructor argument zero. */
madcowswe 15:9c5aaeda36dc 218 explicit Matrix()
madcowswe 15:9c5aaeda36dc 219 #if defined(TVMET_DYNAMIC_MEMORY)
madcowswe 15:9c5aaeda36dc 220 : m_data( new value_type[Size] )
madcowswe 15:9c5aaeda36dc 221 #endif
madcowswe 15:9c5aaeda36dc 222 { }
madcowswe 15:9c5aaeda36dc 223
madcowswe 15:9c5aaeda36dc 224 /** Copy Constructor, not explicit! */
madcowswe 15:9c5aaeda36dc 225 Matrix(const Matrix& rhs)
madcowswe 15:9c5aaeda36dc 226 #if defined(TVMET_DYNAMIC_MEMORY)
madcowswe 15:9c5aaeda36dc 227 : m_data( new value_type[Size] )
madcowswe 15:9c5aaeda36dc 228 #endif
madcowswe 15:9c5aaeda36dc 229 {
madcowswe 15:9c5aaeda36dc 230 *this = XprMatrix<ConstReference, Rows, Cols>(rhs.const_ref());
madcowswe 15:9c5aaeda36dc 231 }
madcowswe 15:9c5aaeda36dc 232
madcowswe 15:9c5aaeda36dc 233 /**
madcowswe 15:9c5aaeda36dc 234 * Constructor with STL iterator interface. The data will be copied into the matrix
madcowswe 15:9c5aaeda36dc 235 * self, there isn't any stored reference to the array pointer.
madcowswe 15:9c5aaeda36dc 236 */
madcowswe 15:9c5aaeda36dc 237 template<class InputIterator>
madcowswe 15:9c5aaeda36dc 238 explicit Matrix(InputIterator first, InputIterator last)
madcowswe 15:9c5aaeda36dc 239 #if defined(TVMET_DYNAMIC_MEMORY)
madcowswe 15:9c5aaeda36dc 240 : m_data( new value_type[Size] )
madcowswe 15:9c5aaeda36dc 241 #endif
madcowswe 15:9c5aaeda36dc 242 {
madcowswe 15:9c5aaeda36dc 243 TVMET_RT_CONDITION(static_cast<std::size_t>(std::distance(first, last)) <= Size,
madcowswe 15:9c5aaeda36dc 244 "InputIterator doesn't fits in size" )
madcowswe 15:9c5aaeda36dc 245 std::copy(first, last, m_data);
madcowswe 15:9c5aaeda36dc 246 }
madcowswe 15:9c5aaeda36dc 247
madcowswe 15:9c5aaeda36dc 248 /**
madcowswe 15:9c5aaeda36dc 249 * Constructor with STL iterator interface. The data will be copied into the matrix
madcowswe 15:9c5aaeda36dc 250 * self, there isn't any stored reference to the array pointer.
madcowswe 15:9c5aaeda36dc 251 */
madcowswe 15:9c5aaeda36dc 252 template<class InputIterator>
madcowswe 15:9c5aaeda36dc 253 explicit Matrix(InputIterator first, std::size_t sz)
madcowswe 15:9c5aaeda36dc 254 #if defined(TVMET_DYNAMIC_MEMORY)
madcowswe 15:9c5aaeda36dc 255 : m_data( new value_type[Size] )
madcowswe 15:9c5aaeda36dc 256 #endif
madcowswe 15:9c5aaeda36dc 257 {
madcowswe 15:9c5aaeda36dc 258 TVMET_RT_CONDITION(sz <= Size, "InputIterator doesn't fits in size" )
madcowswe 15:9c5aaeda36dc 259 std::copy(first, first + sz, m_data);
madcowswe 15:9c5aaeda36dc 260 }
madcowswe 15:9c5aaeda36dc 261
madcowswe 15:9c5aaeda36dc 262 /** Construct the matrix by value. */
madcowswe 15:9c5aaeda36dc 263 explicit Matrix(value_type rhs)
madcowswe 15:9c5aaeda36dc 264 #if defined(TVMET_DYNAMIC_MEMORY)
madcowswe 15:9c5aaeda36dc 265 : m_data( new value_type[Size] )
madcowswe 15:9c5aaeda36dc 266 #endif
madcowswe 15:9c5aaeda36dc 267 {
madcowswe 15:9c5aaeda36dc 268 typedef XprLiteral<value_type> expr_type;
madcowswe 15:9c5aaeda36dc 269 *this = XprMatrix<expr_type, Rows, Cols>(expr_type(rhs));
madcowswe 15:9c5aaeda36dc 270 }
madcowswe 15:9c5aaeda36dc 271
madcowswe 15:9c5aaeda36dc 272 /** Construct a matrix by expression. */
madcowswe 15:9c5aaeda36dc 273 template<class E>
madcowswe 15:9c5aaeda36dc 274 explicit Matrix(const XprMatrix<E, Rows, Cols>& e)
madcowswe 15:9c5aaeda36dc 275 #if defined(TVMET_DYNAMIC_MEMORY)
madcowswe 15:9c5aaeda36dc 276 : m_data( new value_type[Size] )
madcowswe 15:9c5aaeda36dc 277 #endif
madcowswe 15:9c5aaeda36dc 278 {
madcowswe 15:9c5aaeda36dc 279 *this = e;
madcowswe 15:9c5aaeda36dc 280 }
madcowswe 15:9c5aaeda36dc 281
madcowswe 15:9c5aaeda36dc 282 /** assign a value_type on array, this can be used for a single value
madcowswe 15:9c5aaeda36dc 283 or a comma separeted list of values. */
madcowswe 15:9c5aaeda36dc 284 CommaInitializer<Matrix, Size> operator=(value_type rhs) {
madcowswe 15:9c5aaeda36dc 285 return CommaInitializer<Matrix, Size>(*this, rhs);
madcowswe 15:9c5aaeda36dc 286 }
madcowswe 15:9c5aaeda36dc 287
madcowswe 15:9c5aaeda36dc 288 public: // access operators
madcowswe 15:9c5aaeda36dc 289 value_type* _tvmet_restrict data() { return m_data; }
madcowswe 15:9c5aaeda36dc 290 const value_type* _tvmet_restrict data() const { return m_data; }
madcowswe 15:9c5aaeda36dc 291
madcowswe 15:9c5aaeda36dc 292 public: // index access operators
madcowswe 15:9c5aaeda36dc 293 value_type& _tvmet_restrict operator()(std::size_t i, std::size_t j) {
madcowswe 15:9c5aaeda36dc 294 // Note: g++-2.95.3 does have problems on typedef reference
madcowswe 15:9c5aaeda36dc 295 TVMET_RT_CONDITION((i < Rows) && (j < Cols), "Matrix Bounce Violation")
madcowswe 15:9c5aaeda36dc 296 return m_data[i * Cols + j];
madcowswe 15:9c5aaeda36dc 297 }
madcowswe 15:9c5aaeda36dc 298
madcowswe 15:9c5aaeda36dc 299 value_type operator()(std::size_t i, std::size_t j) const {
madcowswe 15:9c5aaeda36dc 300 TVMET_RT_CONDITION((i < Rows) && (j < Cols), "Matrix Bounce Violation")
madcowswe 15:9c5aaeda36dc 301 return m_data[i * Cols + j];
madcowswe 15:9c5aaeda36dc 302 }
madcowswe 15:9c5aaeda36dc 303
madcowswe 15:9c5aaeda36dc 304 public: // ET interface
madcowswe 15:9c5aaeda36dc 305 typedef MatrixConstReference<T, Rows, Cols> ConstReference;
madcowswe 15:9c5aaeda36dc 306
madcowswe 15:9c5aaeda36dc 307 typedef MatrixSliceConstReference<
madcowswe 15:9c5aaeda36dc 308 T,
madcowswe 15:9c5aaeda36dc 309 0, Rows, 0, Cols,
madcowswe 15:9c5aaeda36dc 310 Rows, 1
madcowswe 15:9c5aaeda36dc 311 > SliceConstReference;
madcowswe 15:9c5aaeda36dc 312
madcowswe 15:9c5aaeda36dc 313 /** Return a const Reference of the internal data */
madcowswe 15:9c5aaeda36dc 314 ConstReference const_ref() const { return ConstReference(*this); }
madcowswe 15:9c5aaeda36dc 315
madcowswe 15:9c5aaeda36dc 316 /**
madcowswe 15:9c5aaeda36dc 317 * Return a sliced const Reference of the internal data.
madcowswe 15:9c5aaeda36dc 318 * \note Doesn't work since isn't implemented, but it is in
madcowswe 15:9c5aaeda36dc 319 * progress. Therefore this is a placeholder. */
madcowswe 15:9c5aaeda36dc 320 ConstReference const_sliceref() const { return SliceConstReference(*this); }
madcowswe 15:9c5aaeda36dc 321
madcowswe 15:9c5aaeda36dc 322 /** Return the vector as const expression. */
madcowswe 15:9c5aaeda36dc 323 XprMatrix<ConstReference, Rows, Cols> as_expr() const {
madcowswe 15:9c5aaeda36dc 324 return XprMatrix<ConstReference, Rows, Cols>(this->const_ref());
madcowswe 15:9c5aaeda36dc 325 }
madcowswe 15:9c5aaeda36dc 326
madcowswe 15:9c5aaeda36dc 327 private:
madcowswe 15:9c5aaeda36dc 328 /** Wrapper for meta assign. */
madcowswe 15:9c5aaeda36dc 329 template<class Dest, class Src, class Assign>
madcowswe 15:9c5aaeda36dc 330 static inline
madcowswe 15:9c5aaeda36dc 331 void do_assign(dispatch<true>, Dest& dest, const Src& src, const Assign& assign_fn) {
madcowswe 15:9c5aaeda36dc 332 meta::Matrix<Rows, Cols, 0, 0>::assign(dest, src, assign_fn);
madcowswe 15:9c5aaeda36dc 333 }
madcowswe 15:9c5aaeda36dc 334
madcowswe 15:9c5aaeda36dc 335 /** Wrapper for loop assign. */
madcowswe 15:9c5aaeda36dc 336 template<class Dest, class Src, class Assign>
madcowswe 15:9c5aaeda36dc 337 static inline
madcowswe 15:9c5aaeda36dc 338 void do_assign(dispatch<false>, Dest& dest, const Src& src, const Assign& assign_fn) {
madcowswe 15:9c5aaeda36dc 339 loop::Matrix<Rows, Cols>::assign(dest, src, assign_fn);
madcowswe 15:9c5aaeda36dc 340 }
madcowswe 15:9c5aaeda36dc 341
madcowswe 15:9c5aaeda36dc 342 private:
madcowswe 15:9c5aaeda36dc 343 /** assign this to a matrix of a different type T2 using
madcowswe 15:9c5aaeda36dc 344 the functional assign_fn. */
madcowswe 15:9c5aaeda36dc 345 template<class T2, class Assign>
madcowswe 15:9c5aaeda36dc 346 void assign_to(Matrix<T2, Rows, Cols>& dest, const Assign& assign_fn) const {
madcowswe 15:9c5aaeda36dc 347 do_assign(dispatch<use_meta>(), dest, *this, assign_fn);
madcowswe 15:9c5aaeda36dc 348 }
madcowswe 15:9c5aaeda36dc 349
madcowswe 15:9c5aaeda36dc 350 public: // assign operations
madcowswe 15:9c5aaeda36dc 351 /** assign a given matrix of a different type T2 element wise
madcowswe 15:9c5aaeda36dc 352 to this matrix. The operator=(const Matrix&) is compiler
madcowswe 15:9c5aaeda36dc 353 generated. */
madcowswe 15:9c5aaeda36dc 354 template<class T2>
madcowswe 15:9c5aaeda36dc 355 Matrix& operator=(const Matrix<T2, Rows, Cols>& rhs) {
madcowswe 15:9c5aaeda36dc 356 rhs.assign_to(*this, Fcnl_assign<value_type, T2>());
madcowswe 15:9c5aaeda36dc 357 return *this;
madcowswe 15:9c5aaeda36dc 358 }
madcowswe 15:9c5aaeda36dc 359
madcowswe 15:9c5aaeda36dc 360 /** assign a given XprMatrix element wise to this matrix. */
madcowswe 15:9c5aaeda36dc 361 template <class E>
madcowswe 15:9c5aaeda36dc 362 Matrix& operator=(const XprMatrix<E, Rows, Cols>& rhs) {
madcowswe 15:9c5aaeda36dc 363 rhs.assign_to(*this, Fcnl_assign<value_type, typename E::value_type>());
madcowswe 15:9c5aaeda36dc 364 return *this;
madcowswe 15:9c5aaeda36dc 365 }
madcowswe 15:9c5aaeda36dc 366
madcowswe 15:9c5aaeda36dc 367 private:
madcowswe 15:9c5aaeda36dc 368 template<class Obj, std::size_t LEN> friend class CommaInitializer;
madcowswe 15:9c5aaeda36dc 369
madcowswe 15:9c5aaeda36dc 370 /** This is a helper for assigning a comma separated initializer
madcowswe 15:9c5aaeda36dc 371 list. It's equal to Matrix& operator=(value_type) which does
madcowswe 15:9c5aaeda36dc 372 replace it. */
madcowswe 15:9c5aaeda36dc 373 Matrix& assign_value(value_type rhs) {
madcowswe 15:9c5aaeda36dc 374 typedef XprLiteral<value_type> expr_type;
madcowswe 15:9c5aaeda36dc 375 *this = XprMatrix<expr_type, Rows, Cols>(expr_type(rhs));
madcowswe 15:9c5aaeda36dc 376 return *this;
madcowswe 15:9c5aaeda36dc 377 }
madcowswe 15:9c5aaeda36dc 378
madcowswe 15:9c5aaeda36dc 379 public: // math operators with scalars
madcowswe 15:9c5aaeda36dc 380 // NOTE: this meaning is clear - element wise ops even if not in ns element_wise
madcowswe 15:9c5aaeda36dc 381 Matrix& operator+=(value_type) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 382 Matrix& operator-=(value_type) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 383 Matrix& operator*=(value_type) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 384 Matrix& operator/=(value_type) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 385
madcowswe 15:9c5aaeda36dc 386 Matrix& operator%=(std::size_t) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 387 Matrix& operator^=(std::size_t) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 388 Matrix& operator&=(std::size_t) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 389 Matrix& operator|=(std::size_t) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 390 Matrix& operator<<=(std::size_t) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 391 Matrix& operator>>=(std::size_t) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 392
madcowswe 15:9c5aaeda36dc 393 public: // math operators with matrizes
madcowswe 15:9c5aaeda36dc 394 // NOTE: access using the operators in ns element_wise, since that's what is does
madcowswe 15:9c5aaeda36dc 395 template <class T2> Matrix& M_add_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 396 template <class T2> Matrix& M_sub_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 397 template <class T2> Matrix& M_mul_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 398 template <class T2> Matrix& M_div_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 399 template <class T2> Matrix& M_mod_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 400 template <class T2> Matrix& M_xor_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 401 template <class T2> Matrix& M_and_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 402 template <class T2> Matrix& M_or_eq (const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 403 template <class T2> Matrix& M_shl_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 404 template <class T2> Matrix& M_shr_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 405
madcowswe 15:9c5aaeda36dc 406 public: // math operators with expressions
madcowswe 15:9c5aaeda36dc 407 // NOTE: access using the operators in ns element_wise, since that's what is does
madcowswe 15:9c5aaeda36dc 408 template <class E> Matrix& M_add_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 409 template <class E> Matrix& M_sub_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 410 template <class E> Matrix& M_mul_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 411 template <class E> Matrix& M_div_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 412 template <class E> Matrix& M_mod_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 413 template <class E> Matrix& M_xor_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 414 template <class E> Matrix& M_and_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 415 template <class E> Matrix& M_or_eq (const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 416 template <class E> Matrix& M_shl_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 417 template <class E> Matrix& M_shr_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 418
madcowswe 15:9c5aaeda36dc 419 public: // aliased math operators with expressions
madcowswe 15:9c5aaeda36dc 420 template <class T2> Matrix& alias_assign(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 421 template <class T2> Matrix& alias_add_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 422 template <class T2> Matrix& alias_sub_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 423 template <class T2> Matrix& alias_mul_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 424 template <class T2> Matrix& alias_div_eq(const Matrix<T2, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 425
madcowswe 15:9c5aaeda36dc 426 template <class E> Matrix& alias_assign(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 427 template <class E> Matrix& alias_add_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 428 template <class E> Matrix& alias_sub_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 429 template <class E> Matrix& alias_mul_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 430 template <class E> Matrix& alias_div_eq(const XprMatrix<E, Rows, Cols>&) TVMET_CXX_ALWAYS_INLINE;
madcowswe 15:9c5aaeda36dc 431
madcowswe 15:9c5aaeda36dc 432 public: // io
madcowswe 15:9c5aaeda36dc 433 /** Structure for info printing as Matrix<T, Rows, Cols>. */
madcowswe 15:9c5aaeda36dc 434 struct Info : public TvmetBase<Info> {
madcowswe 15:9c5aaeda36dc 435 std::ostream& print_xpr(std::ostream& os) const {
madcowswe 15:9c5aaeda36dc 436 os << "Matrix<T=" << typeid(value_type).name()
madcowswe 15:9c5aaeda36dc 437 << ", R=" << Rows << ", C=" << Cols << ">";
madcowswe 15:9c5aaeda36dc 438 return os;
madcowswe 15:9c5aaeda36dc 439 }
madcowswe 15:9c5aaeda36dc 440 };
madcowswe 15:9c5aaeda36dc 441
madcowswe 15:9c5aaeda36dc 442 /** Get an info object of this matrix. */
madcowswe 15:9c5aaeda36dc 443 static Info info() { return Info(); }
madcowswe 15:9c5aaeda36dc 444
madcowswe 15:9c5aaeda36dc 445 /** Member function for expression level printing. */
madcowswe 15:9c5aaeda36dc 446 std::ostream& print_xpr(std::ostream& os, std::size_t l=0) const;
madcowswe 15:9c5aaeda36dc 447
madcowswe 15:9c5aaeda36dc 448 /** Member function for printing internal data. */
madcowswe 15:9c5aaeda36dc 449 std::ostream& print_on(std::ostream& os) const;
madcowswe 15:9c5aaeda36dc 450
madcowswe 15:9c5aaeda36dc 451 private:
madcowswe 15:9c5aaeda36dc 452 /** The data of matrix self. */
madcowswe 15:9c5aaeda36dc 453 #if defined(TVMET_DYNAMIC_MEMORY)
madcowswe 15:9c5aaeda36dc 454 value_type* m_data;
madcowswe 15:9c5aaeda36dc 455 #else
madcowswe 15:9c5aaeda36dc 456 value_type m_data[Size];
madcowswe 15:9c5aaeda36dc 457 #endif
madcowswe 15:9c5aaeda36dc 458 };
madcowswe 15:9c5aaeda36dc 459
madcowswe 15:9c5aaeda36dc 460
madcowswe 15:9c5aaeda36dc 461 } // namespace tvmet
madcowswe 15:9c5aaeda36dc 462
madcowswe 15:9c5aaeda36dc 463 #include <tvmet/MatrixImpl.h>
madcowswe 15:9c5aaeda36dc 464 #include <tvmet/MatrixFunctions.h>
madcowswe 15:9c5aaeda36dc 465 #include <tvmet/MatrixBinaryFunctions.h>
madcowswe 15:9c5aaeda36dc 466 #include <tvmet/MatrixUnaryFunctions.h>
madcowswe 15:9c5aaeda36dc 467 #include <tvmet/MatrixOperators.h>
madcowswe 15:9c5aaeda36dc 468 #include <tvmet/MatrixEval.h>
madcowswe 15:9c5aaeda36dc 469 #include <tvmet/AliasProxy.h>
madcowswe 15:9c5aaeda36dc 470
madcowswe 15:9c5aaeda36dc 471 #endif // TVMET_MATRIX_H
madcowswe 15:9c5aaeda36dc 472
madcowswe 15:9c5aaeda36dc 473 // Local Variables:
madcowswe 15:9c5aaeda36dc 474 // mode:C++
madcowswe 15:9c5aaeda36dc 475 // tab-width:8
madcowswe 15:9c5aaeda36dc 476 // End: