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/*
 * Copyright (c) 2023 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.
 */

#ifndef __ONERT_BACKEND_TRAIN_OPS_RESHAPELAYER_H__
#define __ONERT_BACKEND_TRAIN_OPS_RESHAPELAYER_H__

#include <backend/IPortableTensor.h>

#include <exec/train/ITrainableFunction.h>

namespace onert
{
namespace backend
{
namespace train
{
namespace ops
{

class ReshapeLayer : public ::onert::exec::train::ITrainableFunction
{
public:
  ReshapeLayer();

public:
  void configure(const IPortableTensor *input, const IPortableTensor *shape,
                 IPortableTensor *output, IPortableTensor *deriv_input,
                 const IPortableTensor *deriv_output);
  void forward(bool training) override;
  void backward() override;

private:
  void reshapeGeneric(const IPortableTensor *input, IPortableTensor *output);

private:
  const IPortableTensor *_input;
  const IPortableTensor *_shape;
  IPortableTensor *_output;

  IPortableTensor *_deriv_input;
  const IPortableTensor *_deriv_output;
};

} // namespace ops
} // namespace train
} // namespace backend
} // namespace onert

#endif // __ONERT_BACKEND_TRAIN_OPS_RESHAPELAYER_H__