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Fork of Matrix by
Matrix.cpp@6:92115bd8c705, 2017-10-31 (annotated)
- Committer:
- DiondeGreef
- Date:
- Tue Oct 31 19:43:29 2017 +0000
- Revision:
- 6:92115bd8c705
- Parent:
- 5:a4014ab0a8cf
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Who changed what in which revision?
User | Revision | Line number | New contents of line |
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Yo_Robot | 2:493402568a5e | 1 | /** |
Yo_Robot | 5:a4014ab0a8cf | 2 | * @brief Source Code for the Matrix Class. |
Yo_Robot | 5:a4014ab0a8cf | 3 | * @file Matrix.cpp |
Yo_Robot | 3:589fb80932b5 | 4 | * @author Ernesto Palacios |
Yo_Robot | 2:493402568a5e | 5 | * |
Yo_Robot | 2:493402568a5e | 6 | * Created on September 2011. |
Yo_Robot | 2:493402568a5e | 7 | * |
Yo_Robot | 5:a4014ab0a8cf | 8 | * Develop Under GPL v3.0 License |
Yo_Robot | 5:a4014ab0a8cf | 9 | * http://www.gnu.org/licenses/gpl-3.0.html |
Yo_Robot | 5:a4014ab0a8cf | 10 | * |
Yo_Robot | 2:493402568a5e | 11 | */ |
Yo_Robot | 2:493402568a5e | 12 | |
Yo_Robot | 0:3abd8c2d7c34 | 13 | #include "mbed.h" |
Yo_Robot | 0:3abd8c2d7c34 | 14 | #include "Matrix.h" |
Yo_Robot | 0:3abd8c2d7c34 | 15 | |
Yo_Robot | 1:48f417da268e | 16 | /// Rows by Cols Matrix Constructor |
Yo_Robot | 2:493402568a5e | 17 | Matrix::Matrix(int Rows, int Cols): _nRows(Rows), _nCols(Cols) |
Yo_Robot | 0:3abd8c2d7c34 | 18 | { |
Yo_Robot | 1:48f417da268e | 19 | _matrix.resize(_nRows); |
Yo_Robot | 1:48f417da268e | 20 | for( int i = 0; i < _nRows; i++ ) |
Yo_Robot | 1:48f417da268e | 21 | _matrix[i].resize(_nCols); |
Yo_Robot | 2:493402568a5e | 22 | |
Yo_Robot | 2:493402568a5e | 23 | _pRow = 0; |
Yo_Robot | 2:493402568a5e | 24 | _pCol = 0; |
Yo_Robot | 2:493402568a5e | 25 | |
Yo_Robot | 2:493402568a5e | 26 | this->Clear(); //Make all elements zero by default. |
Yo_Robot | 0:3abd8c2d7c34 | 27 | } |
Yo_Robot | 0:3abd8c2d7c34 | 28 | |
Yo_Robot | 0:3abd8c2d7c34 | 29 | |
Yo_Robot | 2:493402568a5e | 30 | /// Copies one matrix into a new one |
Yo_Robot | 2:493402568a5e | 31 | Matrix::Matrix(const Matrix& base) |
Yo_Robot | 0:3abd8c2d7c34 | 32 | { |
Yo_Robot | 2:493402568a5e | 33 | _nCols = base._nCols; |
Yo_Robot | 2:493402568a5e | 34 | _nRows = base._nRows; |
Yo_Robot | 2:493402568a5e | 35 | |
Yo_Robot | 2:493402568a5e | 36 | _pRow = base._pRow; |
Yo_Robot | 2:493402568a5e | 37 | _pCol = base._pCol; |
Yo_Robot | 2:493402568a5e | 38 | |
Yo_Robot | 1:48f417da268e | 39 | _matrix.resize(_nRows); |
Yo_Robot | 1:48f417da268e | 40 | for( int i = 0; i < _nRows; i++ ) |
Yo_Robot | 1:48f417da268e | 41 | _matrix[i].resize(_nCols); |
Yo_Robot | 0:3abd8c2d7c34 | 42 | |
Yo_Robot | 1:48f417da268e | 43 | for( int i = 0; i < _nRows; i++ ) |
Yo_Robot | 2:493402568a5e | 44 | for( int j = 0; j < _nCols; j++ ) |
Yo_Robot | 2:493402568a5e | 45 | _matrix[i][j] = base._matrix[i][j]; |
Yo_Robot | 0:3abd8c2d7c34 | 46 | } |
Yo_Robot | 0:3abd8c2d7c34 | 47 | |
Yo_Robot | 0:3abd8c2d7c34 | 48 | |
Yo_Robot | 1:48f417da268e | 49 | /// Default Constructor |
Yo_Robot | 2:493402568a5e | 50 | Matrix::Matrix() |
Yo_Robot | 0:3abd8c2d7c34 | 51 | { |
Yo_Robot | 2:493402568a5e | 52 | _nCols = 0; |
Yo_Robot | 2:493402568a5e | 53 | _nRows = 0; |
Yo_Robot | 1:48f417da268e | 54 | |
Yo_Robot | 2:493402568a5e | 55 | _pRow = 0; |
Yo_Robot | 2:493402568a5e | 56 | _pCol = 0; |
Yo_Robot | 4:c0c8f3edd60e | 57 | |
Yo_Robot | 0:3abd8c2d7c34 | 58 | } |
Yo_Robot | 0:3abd8c2d7c34 | 59 | |
Yo_Robot | 2:493402568a5e | 60 | /***********************************************************************/ |
Yo_Robot | 0:3abd8c2d7c34 | 61 | |
Yo_Robot | 1:48f417da268e | 62 | /// Returns true if matrix is full of zeros |
Yo_Robot | 5:a4014ab0a8cf | 63 | bool Matrix::isZero() const |
Yo_Robot | 0:3abd8c2d7c34 | 64 | { |
Yo_Robot | 1:48f417da268e | 65 | bool zero = false; |
Yo_Robot | 1:48f417da268e | 66 | for( int i = 0; i < this->_nRows; i++ ) |
Yo_Robot | 1:48f417da268e | 67 | for( int j = 0; j < this->_nCols; j++ ) |
Yo_Robot | 2:493402568a5e | 68 | if( _matrix[i][j] != 0 ) |
Yo_Robot | 1:48f417da268e | 69 | zero = zero || true; |
Yo_Robot | 1:48f417da268e | 70 | return !zero; |
Yo_Robot | 0:3abd8c2d7c34 | 71 | } |
Yo_Robot | 0:3abd8c2d7c34 | 72 | |
Yo_Robot | 0:3abd8c2d7c34 | 73 | |
Yo_Robot | 1:48f417da268e | 74 | /// Returns true if Matrix is Single Row ot Single Column. |
Yo_Robot | 5:a4014ab0a8cf | 75 | bool Matrix::isVector() const |
Yo_Robot | 0:3abd8c2d7c34 | 76 | { |
Yo_Robot | 2:493402568a5e | 77 | if( _nRows == 1 || _nCols == 1 ) |
Yo_Robot | 1:48f417da268e | 78 | return true; |
Yo_Robot | 1:48f417da268e | 79 | else |
Yo_Robot | 1:48f417da268e | 80 | return false; |
Yo_Robot | 0:3abd8c2d7c34 | 81 | } |
Yo_Robot | 0:3abd8c2d7c34 | 82 | |
Yo_Robot | 1:48f417da268e | 83 | /*************************************************************************/ |
Yo_Robot | 0:3abd8c2d7c34 | 84 | |
Yo_Robot | 1:48f417da268e | 85 | /// Returns all elements in Matrix as a single Row vector. |
Yo_Robot | 2:493402568a5e | 86 | const Matrix Matrix::ToPackedVector( const Matrix& Mat ) |
Yo_Robot | 0:3abd8c2d7c34 | 87 | { |
Yo_Robot | 4:c0c8f3edd60e | 88 | |
Yo_Robot | 2:493402568a5e | 89 | Matrix Crushed( 1, Mat._nRows * Mat._nCols ); |
Yo_Robot | 0:3abd8c2d7c34 | 90 | |
Yo_Robot | 0:3abd8c2d7c34 | 91 | int cont = 0; |
Yo_Robot | 2:493402568a5e | 92 | |
Yo_Robot | 2:493402568a5e | 93 | for( int i = 0; i < Mat._nRows; i++ ) |
Yo_Robot | 2:493402568a5e | 94 | for( int j = 0; j < Mat._nCols; j++ ) |
Yo_Robot | 0:3abd8c2d7c34 | 95 | { |
Yo_Robot | 2:493402568a5e | 96 | Crushed._matrix[0][cont] = Mat._matrix[i][j]; |
Yo_Robot | 0:3abd8c2d7c34 | 97 | cont++; |
Yo_Robot | 0:3abd8c2d7c34 | 98 | } |
Yo_Robot | 0:3abd8c2d7c34 | 99 | |
Yo_Robot | 2:493402568a5e | 100 | Crushed._pRow = Crushed._nRows; |
Yo_Robot | 2:493402568a5e | 101 | Crushed._pCol = Crushed._nCols; |
Yo_Robot | 2:493402568a5e | 102 | |
Yo_Robot | 2:493402568a5e | 103 | return Crushed; |
Yo_Robot | 0:3abd8c2d7c34 | 104 | } |
Yo_Robot | 0:3abd8c2d7c34 | 105 | |
Yo_Robot | 2:493402568a5e | 106 | |
Yo_Robot | 0:3abd8c2d7c34 | 107 | |
Yo_Robot | 2:493402568a5e | 108 | /// To add (Insert) a Single Row to a Matrix. |
Yo_Robot | 4:c0c8f3edd60e | 109 | void Matrix::AddRow(Matrix& Mat, int index) |
Yo_Robot | 0:3abd8c2d7c34 | 110 | { |
Yo_Robot | 4:c0c8f3edd60e | 111 | --index; |
Yo_Robot | 0:3abd8c2d7c34 | 112 | |
Yo_Robot | 4:c0c8f3edd60e | 113 | if( index > Mat._nRows + 1) |
Yo_Robot | 0:3abd8c2d7c34 | 114 | { |
Yo_Robot | 1:48f417da268e | 115 | printf("\n\nERROR:\nRow out of Limits @ AddRow()\n"); |
Yo_Robot | 2:493402568a5e | 116 | |
Yo_Robot | 0:3abd8c2d7c34 | 117 | }else{ |
Yo_Robot | 0:3abd8c2d7c34 | 118 | |
Yo_Robot | 1:48f417da268e | 119 | Mat._nRows++; |
Yo_Robot | 1:48f417da268e | 120 | Mat._matrix.resize( Mat._nRows ); |
Yo_Robot | 1:48f417da268e | 121 | |
Yo_Robot | 1:48f417da268e | 122 | Mat._matrix[ Mat._nRows - 1 ].resize( Mat._nCols ); |
Yo_Robot | 1:48f417da268e | 123 | |
Yo_Robot | 4:c0c8f3edd60e | 124 | for( int i = Mat._nRows - 1; i > index; i-- ) |
Yo_Robot | 1:48f417da268e | 125 | for( int j = 0; j < Mat._nCols; j++ ) |
Yo_Robot | 1:48f417da268e | 126 | Mat._matrix[i][j] = Mat._matrix[i - 1][j]; |
Yo_Robot | 1:48f417da268e | 127 | |
Yo_Robot | 1:48f417da268e | 128 | for( int j = 0; j < Mat._nCols; j++ ) |
Yo_Robot | 4:c0c8f3edd60e | 129 | Mat._matrix[index][j] = 0.0; |
Yo_Robot | 0:3abd8c2d7c34 | 130 | } |
Yo_Robot | 0:3abd8c2d7c34 | 131 | } |
Yo_Robot | 0:3abd8c2d7c34 | 132 | |
Yo_Robot | 0:3abd8c2d7c34 | 133 | |
Yo_Robot | 4:c0c8f3edd60e | 134 | void Matrix::AddRow(Matrix& Receip, const Matrix& Row, int index) |
Yo_Robot | 4:c0c8f3edd60e | 135 | { |
Yo_Robot | 4:c0c8f3edd60e | 136 | Matrix::AddRow( Receip, index ); //Make Room |
Yo_Robot | 4:c0c8f3edd60e | 137 | |
Yo_Robot | 4:c0c8f3edd60e | 138 | --index; |
Yo_Robot | 5:a4014ab0a8cf | 139 | for( int i = 0; i < Receip._nCols; i++ ) |
Yo_Robot | 4:c0c8f3edd60e | 140 | Receip._matrix[index][i] = Row._matrix[0][i]; //Copy Data. |
Yo_Robot | 4:c0c8f3edd60e | 141 | |
Yo_Robot | 4:c0c8f3edd60e | 142 | } |
Yo_Robot | 4:c0c8f3edd60e | 143 | |
Yo_Robot | 4:c0c8f3edd60e | 144 | |
Yo_Robot | 1:48f417da268e | 145 | /// To add (Insert) a single Column to a Matrix |
Yo_Robot | 4:c0c8f3edd60e | 146 | void Matrix::AddCol( Matrix& Mat, int index ) |
Yo_Robot | 1:48f417da268e | 147 | { |
Yo_Robot | 4:c0c8f3edd60e | 148 | --index; |
Yo_Robot | 0:3abd8c2d7c34 | 149 | |
Yo_Robot | 4:c0c8f3edd60e | 150 | if( index > Mat._nCols + 1 ) |
Yo_Robot | 1:48f417da268e | 151 | { |
Yo_Robot | 1:48f417da268e | 152 | printf("\n\nERROR:\nRow out of Limits on AddCol()\n"); |
Yo_Robot | 2:493402568a5e | 153 | |
Yo_Robot | 1:48f417da268e | 154 | }else{ |
Yo_Robot | 1:48f417da268e | 155 | |
Yo_Robot | 1:48f417da268e | 156 | |
Yo_Robot | 1:48f417da268e | 157 | Mat._nCols++; |
Yo_Robot | 1:48f417da268e | 158 | for( int i = 0; i < Mat._nRows; i++ ) |
Yo_Robot | 1:48f417da268e | 159 | Mat._matrix[i].resize( Mat._nCols ); |
Yo_Robot | 1:48f417da268e | 160 | |
Yo_Robot | 1:48f417da268e | 161 | for( int i = 0; i < Mat._nRows; i++ ) |
Yo_Robot | 4:c0c8f3edd60e | 162 | for( int j = Mat._nCols; j > index; j-- ) |
Yo_Robot | 1:48f417da268e | 163 | Mat._matrix[i][j] = Mat._matrix[i][j - 1]; |
Yo_Robot | 1:48f417da268e | 164 | |
Yo_Robot | 1:48f417da268e | 165 | for( int i = 0; i < Mat._nRows; i++ ) |
Yo_Robot | 4:c0c8f3edd60e | 166 | Mat._matrix[i][index] = 0.0; |
Yo_Robot | 1:48f417da268e | 167 | |
Yo_Robot | 1:48f417da268e | 168 | } |
Yo_Robot | 1:48f417da268e | 169 | } |
Yo_Robot | 1:48f417da268e | 170 | |
Yo_Robot | 1:48f417da268e | 171 | |
Yo_Robot | 4:c0c8f3edd60e | 172 | void Matrix::AddCol(Matrix& Receip, const Matrix& Row, int index) |
Yo_Robot | 4:c0c8f3edd60e | 173 | { |
Yo_Robot | 4:c0c8f3edd60e | 174 | Matrix::AddCol( Receip, index ); // Make Rom |
Yo_Robot | 4:c0c8f3edd60e | 175 | |
Yo_Robot | 4:c0c8f3edd60e | 176 | --index; |
Yo_Robot | 4:c0c8f3edd60e | 177 | for( int i = 0; i < Receip._nRows; i++ ) |
Yo_Robot | 4:c0c8f3edd60e | 178 | Receip._matrix[i][index] = Row._matrix[i][0]; //Copy Data. |
Yo_Robot | 4:c0c8f3edd60e | 179 | } |
Yo_Robot | 4:c0c8f3edd60e | 180 | |
Yo_Robot | 4:c0c8f3edd60e | 181 | |
Yo_Robot | 1:48f417da268e | 182 | /// Delete a Single Column From Matrix. |
Yo_Robot | 2:493402568a5e | 183 | void Matrix::DeleteCol( Matrix& Mat, int Col) |
Yo_Robot | 0:3abd8c2d7c34 | 184 | { |
Yo_Robot | 0:3abd8c2d7c34 | 185 | --Col; // Because of Column zero. |
Yo_Robot | 0:3abd8c2d7c34 | 186 | |
Yo_Robot | 1:48f417da268e | 187 | if( Col > Mat._nCols ) |
Yo_Robot | 0:3abd8c2d7c34 | 188 | { |
Yo_Robot | 1:48f417da268e | 189 | printf("\n\nERROR:\nColumn out of Limits @ DeleteCol()\n"); |
Yo_Robot | 2:493402568a5e | 190 | |
Yo_Robot | 0:3abd8c2d7c34 | 191 | }else{ |
Yo_Robot | 0:3abd8c2d7c34 | 192 | |
Yo_Robot | 1:48f417da268e | 193 | for( int i = 0; i < Mat._nRows; i++ ) |
Yo_Robot | 1:48f417da268e | 194 | for( int j = Col; j < Mat._nCols; j++ ) |
Yo_Robot | 0:3abd8c2d7c34 | 195 | Mat._matrix[i][j] = Mat._matrix[i][j+1]; |
Yo_Robot | 0:3abd8c2d7c34 | 196 | |
Yo_Robot | 2:493402568a5e | 197 | // If adressing last element of Column, |
Yo_Robot | 2:493402568a5e | 198 | // wich no longer exists |
Yo_Robot | 2:493402568a5e | 199 | if( Mat._pCol == Mat._nCols ) |
Yo_Robot | 2:493402568a5e | 200 | Mat._pCol--; |
Yo_Robot | 2:493402568a5e | 201 | |
Yo_Robot | 0:3abd8c2d7c34 | 202 | // Decrease one column |
Yo_Robot | 1:48f417da268e | 203 | Mat._nCols--; |
Yo_Robot | 0:3abd8c2d7c34 | 204 | |
Yo_Robot | 0:3abd8c2d7c34 | 205 | //Erase last Column |
Yo_Robot | 1:48f417da268e | 206 | for( int i = 0; i < Mat._nRows; i++ ) |
Yo_Robot | 1:48f417da268e | 207 | Mat._matrix[i].reserve(Mat._nCols); |
Yo_Robot | 0:3abd8c2d7c34 | 208 | |
Yo_Robot | 0:3abd8c2d7c34 | 209 | } |
Yo_Robot | 0:3abd8c2d7c34 | 210 | } |
Yo_Robot | 0:3abd8c2d7c34 | 211 | |
Yo_Robot | 1:48f417da268e | 212 | |
Yo_Robot | 1:48f417da268e | 213 | /// Delete a Single Row form Matrix |
Yo_Robot | 1:48f417da268e | 214 | void Matrix::DeleteRow(Matrix& Mat, int Row) |
Yo_Robot | 1:48f417da268e | 215 | { |
Yo_Robot | 1:48f417da268e | 216 | --Row; |
Yo_Robot | 0:3abd8c2d7c34 | 217 | |
Yo_Robot | 1:48f417da268e | 218 | if( Row > Mat._nRows ) |
Yo_Robot | 1:48f417da268e | 219 | { |
Yo_Robot | 1:48f417da268e | 220 | printf("\n\nERROR:\nColumn out of Limits @ DeleteCol()\n"); |
Yo_Robot | 2:493402568a5e | 221 | |
Yo_Robot | 1:48f417da268e | 222 | }else{ |
Yo_Robot | 0:3abd8c2d7c34 | 223 | |
Yo_Robot | 1:48f417da268e | 224 | for( int i = Row; i < Mat._nRows - 1; i++ ) |
Yo_Robot | 2:493402568a5e | 225 | |
Yo_Robot | 1:48f417da268e | 226 | for( int j = 0; j < Mat._nCols; j++ ) |
Yo_Robot | 1:48f417da268e | 227 | Mat._matrix[i][j] = Mat._matrix[i+1][j]; |
Yo_Robot | 1:48f417da268e | 228 | Mat._nRows--; |
Yo_Robot | 1:48f417da268e | 229 | Mat._matrix.resize(Mat._nRows); |
Yo_Robot | 1:48f417da268e | 230 | } |
Yo_Robot | 1:48f417da268e | 231 | } |
Yo_Robot | 1:48f417da268e | 232 | |
Yo_Robot | 1:48f417da268e | 233 | /*****************************************************************************************/ |
Yo_Robot | 1:48f417da268e | 234 | |
Yo_Robot | 1:48f417da268e | 235 | /// Extracts a single row form calling matrix and saves it to another matrix. |
Yo_Robot | 2:493402568a5e | 236 | const Matrix Matrix::ExportRow( const Matrix& Mat, int row ) |
Yo_Robot | 0:3abd8c2d7c34 | 237 | { |
Yo_Robot | 2:493402568a5e | 238 | --row; |
Yo_Robot | 1:48f417da268e | 239 | |
Yo_Robot | 2:493402568a5e | 240 | if( row > Mat._nRows ) |
Yo_Robot | 0:3abd8c2d7c34 | 241 | { |
Yo_Robot | 2:493402568a5e | 242 | printf( "\n\nERROR:\nRow out of dimmensions @ GetRow\n" |
Yo_Robot | 1:48f417da268e | 243 | "Nothing Done.\n\n" ); |
Yo_Robot | 0:3abd8c2d7c34 | 244 | |
Yo_Robot | 0:3abd8c2d7c34 | 245 | }else{ |
Yo_Robot | 1:48f417da268e | 246 | |
Yo_Robot | 2:493402568a5e | 247 | Matrix SingleRow( 1 , Mat._nCols ); |
Yo_Robot | 1:48f417da268e | 248 | SingleRow.Clear(); |
Yo_Robot | 4:c0c8f3edd60e | 249 | |
Yo_Robot | 2:493402568a5e | 250 | for( int j = 0; j < Mat._nCols; j++ ) |
Yo_Robot | 5:a4014ab0a8cf | 251 | SingleRow._matrix[0][j] = Mat._matrix[row][j]; |
Yo_Robot | 2:493402568a5e | 252 | |
Yo_Robot | 2:493402568a5e | 253 | SingleRow._pCol = SingleRow._nCols; |
Yo_Robot | 2:493402568a5e | 254 | SingleRow._pRow = 0; |
Yo_Robot | 2:493402568a5e | 255 | |
Yo_Robot | 2:493402568a5e | 256 | return SingleRow; |
Yo_Robot | 0:3abd8c2d7c34 | 257 | } |
Yo_Robot | 0:3abd8c2d7c34 | 258 | } |
Yo_Robot | 0:3abd8c2d7c34 | 259 | |
Yo_Robot | 0:3abd8c2d7c34 | 260 | |
Yo_Robot | 1:48f417da268e | 261 | /// Extracts a single column form calling matrix and saves it to another matrix. |
Yo_Robot | 2:493402568a5e | 262 | const Matrix Matrix::ExportCol( const Matrix& Mat, int col ) |
Yo_Robot | 1:48f417da268e | 263 | { |
Yo_Robot | 2:493402568a5e | 264 | --col; |
Yo_Robot | 4:c0c8f3edd60e | 265 | |
Yo_Robot | 2:493402568a5e | 266 | if( col > Mat._nCols ) |
Yo_Robot | 1:48f417da268e | 267 | { |
Yo_Robot | 2:493402568a5e | 268 | printf( "\n\nERROR:\nColumn out of dimmensions.\n" |
Yo_Robot | 1:48f417da268e | 269 | "Nothing Done.\n\n" ); |
Yo_Robot | 1:48f417da268e | 270 | }else{ |
Yo_Robot | 1:48f417da268e | 271 | |
Yo_Robot | 2:493402568a5e | 272 | Matrix SingleCol( Mat._nRows, 1 ); |
Yo_Robot | 2:493402568a5e | 273 | for(int i = 0; i < Mat._nRows; i++ ) |
Yo_Robot | 2:493402568a5e | 274 | SingleCol._matrix[i][0] = Mat._matrix[i][col]; |
Yo_Robot | 4:c0c8f3edd60e | 275 | |
Yo_Robot | 2:493402568a5e | 276 | SingleCol._pCol = 0; |
Yo_Robot | 2:493402568a5e | 277 | SingleCol._pRow = SingleCol._nRows; |
Yo_Robot | 4:c0c8f3edd60e | 278 | |
Yo_Robot | 2:493402568a5e | 279 | return SingleCol; |
Yo_Robot | 1:48f417da268e | 280 | } |
Yo_Robot | 1:48f417da268e | 281 | } |
Yo_Robot | 1:48f417da268e | 282 | |
Yo_Robot | 1:48f417da268e | 283 | |
Yo_Robot | 1:48f417da268e | 284 | /// Makes matrix Bigger! |
Yo_Robot | 1:48f417da268e | 285 | void Matrix::Resize( int Rows, int Cols ) |
Yo_Robot | 1:48f417da268e | 286 | { |
Yo_Robot | 2:493402568a5e | 287 | _nRows = Rows; //Decreases one because internally |
Yo_Robot | 2:493402568a5e | 288 | _nCols = Cols; // Index starts at zero. |
Yo_Robot | 2:493402568a5e | 289 | |
Yo_Robot | 2:493402568a5e | 290 | _matrix.resize( _nRows ); |
Yo_Robot | 2:493402568a5e | 291 | |
Yo_Robot | 1:48f417da268e | 292 | for( int i = 0; i< _nRows ; i++ ) |
Yo_Robot | 1:48f417da268e | 293 | _matrix[i].resize(_nCols); |
Yo_Robot | 2:493402568a5e | 294 | |
Yo_Robot | 2:493402568a5e | 295 | _pRow = 0; // If matrix is resized the << |
Yo_Robot | 2:493402568a5e | 296 | _pCol = 0; // operator overwrites everything! |
Yo_Robot | 1:48f417da268e | 297 | } |
Yo_Robot | 1:48f417da268e | 298 | |
Yo_Robot | 1:48f417da268e | 299 | |
Yo_Robot | 1:48f417da268e | 300 | /// Ask user for elemnts in Matrix |
Yo_Robot | 0:3abd8c2d7c34 | 301 | void Matrix::FillMatrix() |
Yo_Robot | 0:3abd8c2d7c34 | 302 | { |
Yo_Robot | 1:48f417da268e | 303 | for(int i = 0; i < _nRows; i++) |
Yo_Robot | 0:3abd8c2d7c34 | 304 | { |
Yo_Robot | 1:48f417da268e | 305 | for(int j = 0; j < _nCols; j++) |
Yo_Robot | 0:3abd8c2d7c34 | 306 | { |
Yo_Robot | 0:3abd8c2d7c34 | 307 | printf( "Position [%u][%u]: ", i, j ); |
Yo_Robot | 0:3abd8c2d7c34 | 308 | float numero; |
Yo_Robot | 0:3abd8c2d7c34 | 309 | scanf( "%f", &numero ); |
Yo_Robot | 0:3abd8c2d7c34 | 310 | printf("%.3f ", numero); |
Yo_Robot | 1:48f417da268e | 311 | this->_matrix[i][j] = numero; |
Yo_Robot | 0:3abd8c2d7c34 | 312 | } |
Yo_Robot | 0:3abd8c2d7c34 | 313 | printf("\n"); |
Yo_Robot | 0:3abd8c2d7c34 | 314 | } |
Yo_Robot | 0:3abd8c2d7c34 | 315 | printf("\n"); |
Yo_Robot | 2:493402568a5e | 316 | |
Yo_Robot | 2:493402568a5e | 317 | _pRow = _nRows; |
Yo_Robot | 2:493402568a5e | 318 | _pCol = _nCols; |
Yo_Robot | 0:3abd8c2d7c34 | 319 | } |
Yo_Robot | 0:3abd8c2d7c34 | 320 | |
Yo_Robot | 0:3abd8c2d7c34 | 321 | |
Yo_Robot | 1:48f417da268e | 322 | /// Prints out Matrix. |
Yo_Robot | 5:a4014ab0a8cf | 323 | void Matrix::print() const |
Yo_Robot | 0:3abd8c2d7c34 | 324 | { |
DiondeGreef | 6:92115bd8c705 | 325 | printf("\n\r"); |
Yo_Robot | 1:48f417da268e | 326 | for( int i = 0; i < _nRows; i++ ) |
Yo_Robot | 0:3abd8c2d7c34 | 327 | { |
Yo_Robot | 1:48f417da268e | 328 | for( int j = 0; j < _nCols; j++ ) |
Yo_Robot | 0:3abd8c2d7c34 | 329 | { |
Yo_Robot | 0:3abd8c2d7c34 | 330 | printf( "%.3f, ",_matrix[i][j] ); |
Yo_Robot | 1:48f417da268e | 331 | |
Yo_Robot | 0:3abd8c2d7c34 | 332 | } |
DiondeGreef | 6:92115bd8c705 | 333 | printf( "\r\n" ); |
Yo_Robot | 0:3abd8c2d7c34 | 334 | } |
Yo_Robot | 0:3abd8c2d7c34 | 335 | } |
Yo_Robot | 0:3abd8c2d7c34 | 336 | |
Yo_Robot | 0:3abd8c2d7c34 | 337 | |
Yo_Robot | 1:48f417da268e | 338 | /// Fills matrix with zeros. |
Yo_Robot | 1:48f417da268e | 339 | void Matrix::Clear() |
Yo_Robot | 1:48f417da268e | 340 | { |
Yo_Robot | 1:48f417da268e | 341 | for( int i = 0; i < _nRows; i++ ) |
Yo_Robot | 1:48f417da268e | 342 | for( int j = 0; j < _nCols; j++ ) |
Yo_Robot | 1:48f417da268e | 343 | _matrix[i][j] = 0; |
Yo_Robot | 2:493402568a5e | 344 | |
Yo_Robot | 2:493402568a5e | 345 | _pCol = 0; // New data can be added |
Yo_Robot | 2:493402568a5e | 346 | _pRow = 0; |
Yo_Robot | 1:48f417da268e | 347 | } |
Yo_Robot | 0:3abd8c2d7c34 | 348 | |
Yo_Robot | 1:48f417da268e | 349 | /********************************************************************************/ |
Yo_Robot | 1:48f417da268e | 350 | |
Yo_Robot | 2:493402568a5e | 351 | |
Yo_Robot | 1:48f417da268e | 352 | /// Inserts a Single element in a desired Position( Index starts at [1][1] ); |
Yo_Robot | 1:48f417da268e | 353 | void Matrix::add(int Row, int Col, float number) |
Yo_Robot | 1:48f417da268e | 354 | { |
Yo_Robot | 1:48f417da268e | 355 | --Col; --Row; |
Yo_Robot | 2:493402568a5e | 356 | |
Yo_Robot | 1:48f417da268e | 357 | if( Row > _nRows || Col > _nCols ) |
Yo_Robot | 1:48f417da268e | 358 | { |
Yo_Robot | 1:48f417da268e | 359 | printf("\n\nERROR:\nOut of limits of Matrix @ mat.Add()"); |
Yo_Robot | 2:493402568a5e | 360 | |
Yo_Robot | 1:48f417da268e | 361 | }else{ |
Yo_Robot | 1:48f417da268e | 362 | _matrix[Row][Col] = number; |
Yo_Robot | 1:48f417da268e | 363 | } |
Yo_Robot | 1:48f417da268e | 364 | } |
Yo_Robot | 1:48f417da268e | 365 | |
Yo_Robot | 1:48f417da268e | 366 | |
Yo_Robot | 1:48f417da268e | 367 | /// Adds all elements in matrix and returns the answer. |
Yo_Robot | 5:a4014ab0a8cf | 368 | float Matrix::sum() const |
Yo_Robot | 0:3abd8c2d7c34 | 369 | { |
Yo_Robot | 5:a4014ab0a8cf | 370 | float total = 0; |
Yo_Robot | 0:3abd8c2d7c34 | 371 | |
Yo_Robot | 5:a4014ab0a8cf | 372 | for( int i = 0; i < _nRows; i++ ) |
Yo_Robot | 5:a4014ab0a8cf | 373 | for( int j = 0; j < _nCols; j++ ) |
Yo_Robot | 5:a4014ab0a8cf | 374 | total += _matrix[i][j]; |
Yo_Robot | 0:3abd8c2d7c34 | 375 | return total; |
Yo_Robot | 0:3abd8c2d7c34 | 376 | } |
Yo_Robot | 0:3abd8c2d7c34 | 377 | |
Yo_Robot | 0:3abd8c2d7c34 | 378 | |
Yo_Robot | 1:48f417da268e | 379 | /// Returns the specified element. Index Starts at [1][1]. |
Yo_Robot | 5:a4014ab0a8cf | 380 | float Matrix::getNumber( int Row, int Col ) const |
Yo_Robot | 1:48f417da268e | 381 | { return this->_matrix[Row -1][Col - 1]; } |
Yo_Robot | 0:3abd8c2d7c34 | 382 | |
Yo_Robot | 1:48f417da268e | 383 | /// Returns the number of Rows in Matrix. |
Yo_Robot | 5:a4014ab0a8cf | 384 | int Matrix::getRows() const{ return this->_nRows; } |
Yo_Robot | 0:3abd8c2d7c34 | 385 | |
Yo_Robot | 0:3abd8c2d7c34 | 386 | |
Yo_Robot | 1:48f417da268e | 387 | /// Returns the number of Columns in Matrix. |
Yo_Robot | 5:a4014ab0a8cf | 388 | int Matrix::getCols() const{ return this->_nCols; } |