[2] | 1 | // %flair:license{
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[13] | 2 | // This file is part of the Flair framework distributed under the
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| 3 | // CECILL-C License, Version 1.0.
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[2] | 4 | // %flair:license}
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| 5 | /*!
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| 6 | * \file cvmatrix.h
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| 7 | * \brief Class defining a matrix of kind CvMat
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| 8 | * \author Guillaume Sanahuja, Copyright Heudiasyc UMR UTC/CNRS 7253
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| 9 | * \date 2012/03/21
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| 10 | * \version 4.0
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| 11 | */
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| 12 |
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| 13 | #ifndef CVMATRIX_H
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| 14 | #define CVMATRIX_H
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| 15 |
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| 16 | #include <io_data.h>
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| 17 | #include <IODataElement.h>
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| 18 | #include <cvmatrix_descriptor.h>
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| 19 |
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| 20 | class cvmatrix_impl;
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| 21 | struct CvMat;
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| 22 |
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[13] | 23 | namespace flair {
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| 24 | namespace core {
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[2] | 25 |
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[13] | 26 | /*! \class cvmatrix
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| 27 | *
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| 28 | * \brief Class defining a matrix of kind CvMat
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| 29 | *
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| 30 | * CvMat is a matrix struct defined in OpenCV.
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| 31 | *
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| 32 | */
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| 33 | class cvmatrix : public io_data {
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| 34 | public:
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| 35 | class Type : public DataType {
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| 36 | public:
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| 37 | Type(size_t _nbRows, size_t _nbCols, ScalarType const &_elementDataType)
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| 38 | : nbRows(_nbRows), nbCols(_nbCols), elementDataType(_elementDataType) {}
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| 39 | size_t GetSize() const {
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| 40 | return nbRows * nbCols * elementDataType.GetSize();
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| 41 | }
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| 42 | std::string GetDescription() const { return "matrix"; }
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| 43 | size_t GetNbRows() const { return nbRows; }
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| 44 | size_t GetNbCols() const { return nbCols; }
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| 45 | ScalarType const &GetElementDataType() const { return elementDataType; }
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[2] | 46 |
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[13] | 47 | private:
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| 48 | size_t nbRows, nbCols;
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| 49 | ScalarType const &elementDataType;
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| 50 | };
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[2] | 51 |
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[13] | 52 | /*!
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| 53 | * \brief Constructor
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| 54 | *
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| 55 | * Construct an io_data representing a CvMat. \n
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| 56 | * It uses a cvmatrix_descriptor to get size and elements' names. \n
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[50] | 57 | * Names are used for graphs and logs. \n
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| 58 | * All values are initialized to 0.
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[13] | 59 | *
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| 60 | * \param parent parent
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[50] | 61 | * \param descriptor matrix description, it is safe to destroy it after calling this constructor
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[13] | 62 | * \param type type of matrix elements
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| 63 | * \param name name
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| 64 | * \param n number of samples
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| 65 | */
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| 66 | cvmatrix(const Object *parent, const cvmatrix_descriptor *descriptor,
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| 67 | ScalarType const &elementDataType, std::string name = "",
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| 68 | uint32_t n = 1);
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[2] | 69 |
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[13] | 70 | /*!
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| 71 | * \brief Constructor
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| 72 | *
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| 73 | * Construct an io_data representing a CvMat. \n
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[50] | 74 | * Elements are unamed. \n
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| 75 | * All values are initialized to 0.
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[13] | 76 | *
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| 77 | * \param parent parent
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| 78 | * \param rows matrix rows
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| 79 | * \param cols matrix cols
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| 80 | * \param type type of matrix elements
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| 81 | * \param name name
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| 82 | * \param n number of samples
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| 83 | */
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| 84 | cvmatrix(const Object *parent, uint32_t rows, uint32_t cols,
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| 85 | ScalarType const &elementDataType, std::string name = "",
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| 86 | uint32_t n = 1);
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[2] | 87 |
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[13] | 88 | /*!
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| 89 | * \brief Destructor
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| 90 | *
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| 91 | */
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| 92 | ~cvmatrix();
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[2] | 93 |
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[13] | 94 | /*!
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| 95 | * \brief Element value
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| 96 | *
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| 97 | * Element is accessed by locking and unlocking the io_data Mutex.
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| 98 | *
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| 99 | * \param row element row
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| 100 | * \param col element col
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| 101 | *
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| 102 | * \return element value
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| 103 | */
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| 104 | float Value(uint32_t row, uint32_t col) const;
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[2] | 105 |
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[13] | 106 | /*!
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| 107 | * \brief Element value
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| 108 | *
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| 109 | * Element is not accessed by locking and unlocking the io_data Mutex. \n
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| 110 | * Thus, this function should be called with Mutex locked. \n
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| 111 | * This function is usefull when multiple successive access are done to the
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| 112 | * elments of the matrix. It avoids unnecessary locking and unlocking.
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| 113 | *
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| 114 | * \param row element row
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| 115 | * \param col element col
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| 116 | *
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| 117 | * \return element value
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| 118 | */
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| 119 | float ValueNoMutex(uint32_t row, uint32_t col) const;
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[2] | 120 |
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[13] | 121 | /*!
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| 122 | * \brief Set element value
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| 123 | *
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| 124 | * Element is accessed by locking and unlocking the io_data Mutex.
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| 125 | *
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| 126 | * \param row element row
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| 127 | * \param col element col
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| 128 | * \param value element value
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| 129 | */
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| 130 | void SetValue(uint32_t row, uint32_t col, float value);
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[2] | 131 |
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[13] | 132 | /*!
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| 133 | * \brief Set element value
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| 134 | *
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| 135 | * Element is not accessed by locking and unlocking the io_data Mutex. \n
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| 136 | * Thus, this function should be called with Mutex locked. \n
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| 137 | * This function is usefull when multiple successive access are done to the
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| 138 | * elments of the matrix. It avoids unnecessary locking and unlocking.
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| 139 | *
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| 140 | * \param row element row
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| 141 | * \param col element col
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| 142 | * \param value element value
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| 143 | */
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| 144 | void SetValueNoMutex(uint32_t row, uint32_t col, float value);
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[2] | 145 |
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[13] | 146 | /*!
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| 147 | * \brief get CvMat
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| 148 | *
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| 149 | * The io_data Mutex must be used by the user.
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| 150 | */
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| 151 | CvMat *getCvMat(void) const;
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[2] | 152 |
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[13] | 153 | /*!
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| 154 | * \brief Element name
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| 155 | *
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| 156 | * If cvmatrix was created without cvmatrix_descriptor, element name is empty.
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| 157 | *
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| 158 | * \param row element row
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| 159 | * \param col element col
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| 160 | *
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| 161 | * \return element name
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| 162 | */
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| 163 | std::string Name(uint32_t row, uint32_t col) const;
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[2] | 164 |
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[13] | 165 | /*!
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| 166 | * \brief Element
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| 167 | *
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| 168 | * Get a pointer to a specific element. This pointer can be used for plotting.
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| 169 | *
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| 170 | * \param row element row
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| 171 | * \param col element col
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| 172 | *
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| 173 | * \return pointer to the element
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| 174 | */
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| 175 | IODataElement *Element(uint32_t row, uint32_t col) const;
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[2] | 176 |
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[13] | 177 | /*!
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| 178 | * \brief Element
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| 179 | *
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| 180 | * Get a pointer to a specific element. This pointer can be used for plotting.
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| 181 | *\n
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| 182 | * This function can be used for a 1D matrix.
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| 183 | *
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| 184 | * \param index element index
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| 185 | *
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| 186 | * \return pointer to the element
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| 187 | */
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| 188 | IODataElement *Element(uint32_t index) const;
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[2] | 189 |
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[13] | 190 | /*!
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| 191 | * \brief Number of rows
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| 192 | *
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| 193 | * \return rows
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| 194 | */
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| 195 | uint32_t Rows(void) const;
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[2] | 196 |
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[13] | 197 | /*!
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| 198 | * \brief Number of colomns
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| 199 | *
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| 200 | * \return colomns
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| 201 | */
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| 202 | uint32_t Cols(void) const;
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[2] | 203 |
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[13] | 204 | Type const &GetDataType() const { return dataType; };
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[2] | 205 |
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[13] | 206 | private:
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| 207 | /*!
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| 208 | * \brief Copy datas
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| 209 | *
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| 210 | * Reimplemented from io_data. \n
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| 211 | * See io_data::CopyDatas.
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| 212 | *
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| 213 | * \param dst destination buffer
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| 214 | */
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| 215 | void CopyDatas(char *dst) const;
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[2] | 216 |
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[13] | 217 | class cvmatrix_impl *pimpl_;
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| 218 | Type dataType;
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| 219 | };
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[2] | 220 |
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| 221 | } // end namespace core
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| 222 | } // end namespace flair
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| 223 |
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| 224 | #endif // CVMATRIX_H
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