| /* |
| * Copyright (c) 2017-2020 Arm Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| #ifndef ARM_COMPUTE_IACCESS_WINDOW_STATIC_H |
| #define ARM_COMPUTE_IACCESS_WINDOW_STATIC_H |
| |
| #include "arm_compute/core/Coordinates.h" |
| #include "arm_compute/core/IAccessWindow.h" |
| #include "arm_compute/core/TensorShape.h" |
| #include "arm_compute/core/Types.h" |
| |
| #include <array> |
| |
| namespace arm_compute |
| { |
| class Window; |
| class ITensorInfo; |
| |
| /** Implementation of a static rectangular access pattern. |
| * |
| * In this implementation the access offsets and sizes are not relative to the |
| * current element. Instead they are considered to be absolute coordinates |
| * within the accessed tensor's shape. |
| * |
| * */ |
| class AccessWindowStatic : public IAccessWindow |
| { |
| public: |
| /** Constructor for a static access pattern. |
| * |
| * @param[in,out] info Tensor info of the accessed kernel. |
| * @param[in] start_x Start of the access in X direction. |
| * @param[in] start_y Start of the access in Y direction. |
| * @param[in] end_x End of the access in X direction. |
| * @param[in] end_y End of the access in Y direction. |
| */ |
| AccessWindowStatic(ITensorInfo *info, int start_x, int start_y, int end_x, int end_y); |
| |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| AccessWindowStatic(const AccessWindowStatic &) = delete; |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| AccessWindowStatic &operator=(const AccessWindowStatic &) = delete; |
| /** Allow instances of this class to be move constructed */ |
| AccessWindowStatic(AccessWindowStatic &&) = default; |
| /** Allow instances of this class to be moved */ |
| AccessWindowStatic &operator=(AccessWindowStatic &&) = default; |
| /** Default destructor */ |
| ~AccessWindowStatic() = default; |
| |
| /** Set the valid region based on the static access pattern and valid |
| * region of the inputs. |
| * |
| * @param[in] window Execution window of the kernel. |
| * @param[in] input_valid_region Combined valid region of all inputs. |
| */ |
| void set_valid_region(const Window &window, const ValidRegion &input_valid_region); |
| |
| /** Compute the valid region based on the static access pattern and valid region of the inputs. |
| * |
| * @param[in] window Execution window of the kernel. |
| * @param[in] input_valid_region Combined valid region of all inputs. |
| * |
| * @return a valid region. |
| * |
| */ |
| ValidRegion compute_valid_region(const Window &window, ValidRegion input_valid_region) const; |
| |
| // Inherited methods overriden: |
| bool update_window_if_needed(Window &window) const override; |
| bool update_padding_if_needed(const Window &window) override; |
| ValidRegion compute_valid_region(const Window &window, ValidRegion input_valid_region, bool border_undefined, BorderSize border_size) const override; |
| |
| private: |
| ITensorInfo *_info; |
| int _start_x; |
| int _start_y; |
| int _end_x; |
| int _end_y; |
| }; |
| } // namespace arm_compute |
| #endif /*ARM_COMPUTE_IACCESS_WINDOW_STATIC_H*/ |