| 16 | typename mem_manager = default_memory_manager |
| 17 | > |
| 18 | class array2d : public enumerable<T> |
| 19 | { |
| 20 | |
| 21 | /*! |
| 22 | INITIAL VALUE |
| 23 | - nc_ == 0 |
| 24 | - nr_ == 0 |
| 25 | - data == 0 |
| 26 | - at_start_ == true |
| 27 | - cur == 0 |
| 28 | - last == 0 |
| 29 | |
| 30 | CONVENTION |
| 31 | - nc_ == nc() |
| 32 | - nr_ == nc() |
| 33 | - if (data != 0) then |
| 34 | - last == a pointer to the last element in the data array |
| 35 | - data == pointer to an array of nc_*nr_ T objects |
| 36 | - else |
| 37 | - nc_ == 0 |
| 38 | - nr_ == 0 |
| 39 | - data == 0 |
| 40 | - last == 0 |
| 41 | |
| 42 | |
| 43 | - nr_ * nc_ == size() |
| 44 | - if (cur == 0) then |
| 45 | - current_element_valid() == false |
| 46 | - else |
| 47 | - current_element_valid() == true |
| 48 | - *cur == element() |
| 49 | |
| 50 | - at_start_ == at_start() |
| 51 | !*/ |
| 52 | |
| 53 | |
| 54 | class row_helper; |
| 55 | public: |
| 56 | |
| 57 | // These typedefs are here for backwards compatibility with older versions of dlib. |
| 58 | typedef array2d kernel_1a; |
| 59 | typedef array2d kernel_1a_c; |
| 60 | |
| 61 | typedef T type; |
| 62 | typedef mem_manager mem_manager_type; |
| 63 | typedef T* iterator; |
| 64 | typedef const T* const_iterator; |
| 65 | |
| 66 | |
| 67 | // ----------------------------------- |
| 68 | |
| 69 | class row |
| 70 | { |
| 71 | /*! |
| 72 | CONVENTION |
| 73 | - nc_ == nc() |
| 74 | - for all x < nc_: |
| 75 | - (*this)[x] == data[x] |