Manuel Bottini | 053e751 | 2018-12-28 15:05:20 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2018-2019 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 | */ |
Michalis Spyrou | f464337 | 2019-11-29 16:17:13 +0000 | [diff] [blame] | 24 | #ifndef ARM_COMPUTE_NERANGEKERNEL_H |
| 25 | #define ARM_COMPUTE_NERANGEKERNEL_H |
Manuel Bottini | 053e751 | 2018-12-28 15:05:20 +0000 | [diff] [blame] | 26 | |
| 27 | #include "arm_compute/core/NEON/INEKernel.h" |
| 28 | #include "arm_compute/core/Types.h" |
| 29 | |
| 30 | namespace arm_compute |
| 31 | { |
| 32 | class ITensor; |
| 33 | |
| 34 | /** Kernel class for Range |
| 35 | * |
| 36 | * range generates a 1-D tensor containing a sequence of numbers that begins at 'start' and extends by increments |
| 37 | * of 'step' up to but not including 'end'. |
| 38 | */ |
| 39 | class NERangeKernel : public INEKernel |
| 40 | { |
| 41 | public: |
| 42 | const char *name() const override |
| 43 | { |
| 44 | return "NERangeKernel"; |
| 45 | } |
| 46 | /** Default constructor */ |
| 47 | NERangeKernel(); |
| 48 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 49 | NERangeKernel(const NERangeKernel &) = delete; |
| 50 | /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| 51 | NERangeKernel &operator=(const NERangeKernel &) = delete; |
| 52 | /** Allow instances of this class to be moved */ |
| 53 | NERangeKernel(NERangeKernel &&) = default; |
| 54 | /** Allow instances of this class to be moved */ |
| 55 | NERangeKernel &operator=(NERangeKernel &&) = default; |
| 56 | /** Default destructor */ |
| 57 | ~NERangeKernel() = default; |
| 58 | /** Initialize the kernel's output tensor, start, end and step of the sequence. |
| 59 | * |
| 60 | * @param[out] output Output tensor. Data types supported: U8/S8/U16/S16/U32/S32/F16/F32. |
| 61 | * @param[in] start The starting value of the sequence. |
| 62 | * @param[in] end The ending (not including) value of the sequence. |
| 63 | * @param[in] step The gap between each pair of values in the sequence. |
| 64 | */ |
| 65 | void configure(ITensor *output, float start, float end, float step); |
| 66 | /** Static function to check if given info will lead to a valid configuration of @ref NERangeKernel |
| 67 | * |
| 68 | * @param[in] output Output tensor info. Data types supported: U8/S8/U16/S16/U32/S32/F16/F32. |
| 69 | * @param[in] start The starting value of the sequence. |
| 70 | * @param[in] end The ending (not including) value of the sequence. |
| 71 | * @param[in] step The gap between each pair of values in the sequence. |
| 72 | * |
| 73 | * @return a status |
| 74 | */ |
| 75 | static Status validate(const ITensorInfo *output, float start, float end, float step); |
| 76 | |
| 77 | // Inherited methods overridden: |
| 78 | void run(const Window &window, const ThreadInfo &info) override; |
| 79 | |
| 80 | private: |
| 81 | using RangeFunction = void(ITensor *output, float start, float step, const Window &window); |
| 82 | |
| 83 | RangeFunction *_func; /**< Range function to be called */ |
| 84 | float _start; /**< Start of sequence */ |
| 85 | float _end; /**< End of sequence */ |
| 86 | float _step; /**< Increment/step value */ |
| 87 | ITensor *_output; /**< Destination tensor */ |
| 88 | }; |
| 89 | } // namespace arm_compute |
Michalis Spyrou | f464337 | 2019-11-29 16:17:13 +0000 | [diff] [blame] | 90 | #endif /* ARM_COMPUTE_NERANGEKERNEL_H */ |