| 35 | /** Accessor implementation for @ref CLArray objects. */ |
| 36 | template <typename T> |
| 37 | class CLArrayAccessor : public IArrayAccessor<T> |
| 38 | { |
| 39 | public: |
| 40 | /** Create an accessor for the given @p array. |
| 41 | * |
| 42 | * @param[in, out] array To be accessed array. |
| 43 | * |
| 44 | * @note The CL memory is mapped by the constructor. |
| 45 | * |
| 46 | */ |
| 47 | CLArrayAccessor(CLArray<T> &array) : _array{array} |
| 48 | { |
| 49 | _array.map(); |
| 50 | } |
| 51 | |
| 52 | /** Prevent instances of this class from being copy constructed */ |
| 53 | CLArrayAccessor(const CLArrayAccessor &) = delete; |
| 54 | /** Prevent instances of this class from being copied */ |
| 55 | CLArrayAccessor &operator=(const CLArrayAccessor &) = delete; |
| 56 | /** Allow instances of this class to be move constructed */ |
| 57 | CLArrayAccessor(CLArrayAccessor &&) = default; |
| 58 | /** Allow instances of this class to be moved */ |
| 59 | CLArrayAccessor &operator=(CLArrayAccessor &&) = default; |
| 60 | |
| 61 | /** Destructor that unmaps the CL memory. */ |
| 62 | ~CLArrayAccessor() |
| 63 | { |
| 64 | _array.unmap(); |
| 65 | } |
| 66 | |
| 67 | size_t num_values() const override |
| 68 | { |
| 69 | return _array.num_values(); |
| 70 | } |
| 71 | |
| 72 | T *buffer() override |
| 73 | { |
| 74 | return _array.buffer(); |
| 75 | } |
| 76 | |
| 77 | void resize(size_t num) override |
| 78 | { |
| 79 | _array.resize(num); |
| 80 | } |
| 81 | |
| 82 | T &at(size_t index) const override |
| 83 | { |
| 84 | ARM_COMPUTE_ERROR_ON(_array.buffer() == nullptr); |
| 85 | ARM_COMPUTE_ERROR_ON(index >= num_values()); |
| 86 | return _array.buffer()[index]; |
| 87 | } |
| 88 | |
| 89 | private: |
| 90 | CLArray<T> &_array; |
| 91 | }; |
| 92 | } // namespace test |
| 93 | } // namespace arm_compute |
| 94 | #endif // ACL_TESTS_CL_CLARRAYACCESSOR_H |