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/*
* Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @file GenericGather.h
* @brief This file contains GenericGather class
* @ingroup COM_AI_RUNTIME
*/
#ifndef __ARM_COMPUTE_MISC_GENERIC_GATHER_H__
#define __ARM_COMPUTE_MISC_GENERIC_GATHER_H__
#include <arm_compute/runtime/Tensor.h>
#include <arm_compute/runtime/CL/CLTensor.h>
#include <arm_compute/runtime/CL/functions/CLPermute.h>
#include <arm_compute/runtime/CL/functions/CLGatherEx.h>
#include "Utils.h"
namespace arm_compute
{
namespace misc
{
/**
* @brief Class to run Gather with both CPU and GPU
*/
class GenericGather : public arm_compute::IFunction
{
public:
GenericGather(void)
{
// DO NOTHING
}
public:
/**
* @brief Configure the layer
* @param[in] input The source tensor
* @param[in] indices The indices tensor
* @param[in] output The destination tensor
* @param[in] axis (Optional) The axis in input to gather indices from
* @return N/A
*/
void configure(arm_compute::ITensor *input, arm_compute::ITensor *indices,
arm_compute::ITensor *output, int axis = 0);
public:
/**
* @brief Run the operation. Must be called after configure().
* @return N/A
*/
void run(void) override;
private:
arm_compute::ITensor *_input{nullptr};
arm_compute::ITensor *_indices{nullptr};
arm_compute::ITensor *_output{nullptr};
int _axis{0};
arm_compute::CLTensor _cl_permuted;
private:
arm_compute::CLPermute _cl_permute;
arm_compute::CLGatherEx _cl_gather;
};
} // namespace misc
} // namespace arm_compute
#endif // __ARM_COMPUTE_MISC_GENERIC_GATHER_H__
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