Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2017 ARM Limited. |
| 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | #ifndef __ARM_COMPUTE_IACCESS_WINDOW_STATIC_H__ |
| 25 | #define __ARM_COMPUTE_IACCESS_WINDOW_STATIC_H__ |
| 26 | |
| 27 | #include "arm_compute/core/Coordinates.h" |
| 28 | #include "arm_compute/core/IAccessWindow.h" |
| 29 | #include "arm_compute/core/TensorShape.h" |
| 30 | #include "arm_compute/core/Types.h" |
| 31 | |
| 32 | #include <array> |
| 33 | |
| 34 | namespace arm_compute |
| 35 | { |
| 36 | class Window; |
| 37 | class ITensorInfo; |
| 38 | |
| 39 | /** Implementation of a static rectangular access pattern. |
| 40 | * |
| 41 | * In this implementation the access offsets and sizes are not relative to the |
| 42 | * current element. Instead they are considered to be absolute coordinates |
| 43 | * within the accessed tensor's shape. |
| 44 | * |
| 45 | * */ |
| 46 | class AccessWindowStatic : public IAccessWindow |
| 47 | { |
| 48 | public: |
| 49 | /** Constructor for a static access pattern. |
| 50 | * |
| 51 | * @param[in,out] info Tensor info of the accessed kernel. |
| 52 | * @param[in] start_x Start of the access in X direction. |
| 53 | * @param[in] start_y Start of the access in Y direction. |
| 54 | * @param[in] end_x End of the access in X direction. |
| 55 | * @param[in] end_y End of the access in Y direction. |
| 56 | */ |
| 57 | AccessWindowStatic(ITensorInfo *info, int start_x, int start_y, int end_x, int end_y); |
| 58 | |
| 59 | AccessWindowStatic(const AccessWindowStatic &) = delete; |
| 60 | AccessWindowStatic &operator=(const AccessWindowStatic &) = delete; |
| 61 | AccessWindowStatic(AccessWindowStatic &&) = default; |
| 62 | AccessWindowStatic &operator=(AccessWindowStatic &&) = default; |
| 63 | ~AccessWindowStatic() = default; |
| 64 | |
| 65 | /** Set the valid region based on the static access pattern and valid |
| 66 | * region of the inputs. |
| 67 | * |
| 68 | * @param[in] window Execution window of the kernel. |
| 69 | * @param[in] input_valid_region Combined valid region of all inputs. |
| 70 | */ |
| 71 | void set_valid_region(const Window &window, const ValidRegion &input_valid_region); |
| 72 | |
| 73 | /** Compute the valid region based on the static access pattern and valid region of the inputs. |
| 74 | * |
| 75 | * @param[in] window Execution window of the kernel. |
| 76 | * @param[in] input_valid_region Combined valid region of all inputs. |
| 77 | */ |
| 78 | ValidRegion compute_valid_region(const Window &window, ValidRegion input_valid_region) const; |
| 79 | |
| 80 | // Inherited methods overriden: |
| 81 | bool update_window_if_needed(Window &window) const override; |
| 82 | bool update_padding_if_needed(const Window &window) const override; |
| 83 | ValidRegion compute_valid_region(const Window &window, ValidRegion input_valid_region, bool border_undefined, BorderSize border_size) const override; |
| 84 | |
| 85 | ITensorInfo *_info; |
| 86 | int _start_x; |
| 87 | int _start_y; |
| 88 | int _end_x; |
| 89 | int _end_y; |
| 90 | }; |
| 91 | } // namespace arm_compute |
| 92 | #endif /*__ARM_COMPUTE_IACCESS_WINDOW_STATIC_H__*/ |