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/*
* Copyright (c) 2017 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_GRAPH_TENSOR_H__
#define __ARM_COMPUTE_GRAPH_TENSOR_H__
#include "arm_compute/graph/ITensorAccessor.h"
#include "arm_compute/graph/ITensorObject.h"
#include "arm_compute/graph/Types.h"
#include "support/ToolchainSupport.h"
#include <memory>
namespace arm_compute
{
namespace graph
{
/** Tensor class */
class Tensor final : public ITensorObject
{
public:
/** Constructor
*
* @param[in] info Tensor info to use
*/
Tensor(TensorInfo &&info);
/** Constructor
*
* @param[in] accessor Tensor accessor
*/
template <typename AccessorType>
Tensor(std::unique_ptr<AccessorType> accessor)
: _target(TargetHint::DONT_CARE), _info(), _accessor(std::move(accessor)), _tensor(nullptr)
{
}
/** Constructor
*
* @param[in] accessor Tensor accessor
*/
template <typename AccessorType>
Tensor(AccessorType &&accessor)
: _target(TargetHint::DONT_CARE), _info(), _accessor(arm_compute::support::cpp14::make_unique<AccessorType>(std::forward<AccessorType>(accessor))), _tensor(nullptr)
{
}
/** Constructor
*
* @param[in] info Tensor info to use
* @param[in] accessor Tensor accessor
*/
template <typename AccessorType>
Tensor(TensorInfo &&info, AccessorType &&accessor)
: _target(TargetHint::DONT_CARE), _info(info), _accessor(arm_compute::support::cpp14::make_unique<AccessorType>(std::forward<AccessorType>(accessor))), _tensor(nullptr)
{
}
/** Default Destructor */
~Tensor() = default;
/** Move Constructor
*
* @param[in] src Tensor to move
*/
Tensor(Tensor &&src) noexcept;
/** Sets the given TensorInfo to the tensor
*
* @param[in] info TensorInfo to set
*/
void set_info(TensorInfo &&info);
/** Returns tensor's TensorInfo
*
* @return TensorInfo of the tensor
*/
const TensorInfo &info() const;
/** Allocates and fills the tensor if needed */
void allocate_and_fill_if_needed();
// Inherited methods overriden:
bool call_accessor() override;
bool has_accessor() const override;
arm_compute::ITensor *set_target(TargetHint target) override;
arm_compute::ITensor *tensor() override;
TargetHint target() const override;
void allocate() override;
private:
TargetHint _target; /**< Target that this tensor is pinned on */
TensorInfo _info; /**< Tensor metadata */
std::unique_ptr<ITensorAccessor> _accessor; /**< Tensor Accessor */
std::unique_ptr<arm_compute::ITensor> _tensor; /**< Tensor */
};
} // namespace graph
} // namespace arm_compute
#endif /* __ARM_COMPUTE_GRAPH_TENSOR_H__ */
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