text: /*
   * Copyright (c) 2017-2018 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_TEST_CLACCESSOR_H__
  #define __ARM_COMPUTE_TEST_CLACCESSOR_H__
  
  #include "arm_compute/runtime/CL/CLTensor.h"
  #include "tests/IAccessor.h"
  
  namespace arm_compute
  {
  namespace test
  {
  /** Accessor implementation for @ref CLTensor objects. */
  class CLAccessor : public IAccessor
  {
  public:
      /** Create an accessor for the given @p tensor.
       *
       * @param[in, out] tensor To be accessed tensor.
       *
       * @note The CL memory is mapped by the constructor.
       *
       */
      CLAccessor(CLTensor &tensor);
  
      /** Prevent instances of this class from being copy constructed */
      CLAccessor(const CLAccessor &) = delete;
      /** Prevent instances of this class from being copied */
      CLAccessor &operator=(const CLAccessor &) = delete;
      /** Allow instances of this class to be move constructed */
      CLAccessor(CLAccessor &&) = default;
      /** Allow instances of this class to be moved */
      CLAccessor &operator=(CLAccessor &&) = default;
  
      /** Destructor that unmaps the CL memory. */
      ~CLAccessor();
  
      /** Get the tensor data.
       *
       * @return a constant pointer to the tensor data.
       */
      const void *data() const;
      /** Get the tensor data.
       *
       * @return a pointer to the tensor data.
       */
      void *data();
  
      // Inherited method overrides
      TensorShape      shape() const override;
      size_t           element_size() const override;
      size_t           size() const override;
      Format           format() const override;
      DataLayout       data_layout() const override;
      DataType         data_type() const override;
      int              num_channels() const override;
      int              num_elements() const override;
      PaddingSize      padding() const override;
      int              fixed_point_position() const override;
      QuantizationInfo quantization_info() const override;
      const void *operator()(const Coordinates &coord) const override;
      void *operator()(const Coordinates &coord) override;
  
  private:
      CLTensor &_tensor;
  };
  
  inline CLAccessor::CLAccessor(CLTensor &tensor)
      : _tensor{ tensor }
  {
      _tensor.map();
  }
  
  inline CLAccessor::~CLAccessor()
  {
      _tensor.unmap();
  }
  
  inline TensorShape CLAccessor::shape() const
  {
      return _tensor.info()->tensor_shape();
  }
  
  inline size_t CLAccessor::element_size() const
  {
      return _tensor.info()->element_size();
  }
  
  inline size_t CLAccessor::size() const
  {
      return _tensor.info()->total_size();
  }
  
  inline Format CLAccessor::format() const
  {
      return _tensor.info()->format();
  }
  
  inline DataLayout CLAccessor::data_layout() const
  {
      return _tensor.info()->data_layout();
  }
  
  inline DataType CLAccessor::data_type() const
  {
      return _tensor.info()->data_type();
  }
  
  inline int CLAccessor::num_channels() const
  {
      return _tensor.info()->num_channels();
  }
  
  inline int CLAccessor::num_elements() const
  {
      return _tensor.info()->tensor_shape().total_size();
  }
  
  inline PaddingSize CLAccessor::padding() const
  {
      return _tensor.info()->padding();
  }
  
  inline int CLAccessor::fixed_point_position() const
  {
      return _tensor.info()->fixed_point_position();
  }
  
  inline QuantizationInfo CLAccessor::quantization_info() const
  {
      return _tensor.info()->quantization_info();
  }
  
  inline const void *CLAccessor::data() const
  {
      return _tensor.buffer();
  }
  
  inline void *CLAccessor::data()
  {
      return _tensor.buffer();
  }
  
  inline const void *CLAccessor::operator()(const Coordinates &coord) const
  {
      return _tensor.ptr_to_element(coord);
  }
  
  inline void *CLAccessor::operator()(const Coordinates &coord)
  {
      return _tensor.ptr_to_element(coord);
  }
  } // namespace test
  } // namespace arm_compute
  #endif /* __ARM_COMPUTE_TEST_CLACCESSOR_H__ */
  