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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_TEST_USER_CONFIGURATION_H__
#define __ARM_COMPUTE_TEST_USER_CONFIGURATION_H__
#include "arm_compute/core/Error.h"
#include "arm_compute/core/Types.h"
#include <random>
#include <string>
namespace arm_compute
{
namespace test
{
class ProgramOptions;
/** Container providing easy access to runtime options provided by the user. */
struct UserConfiguration
{
protected:
/** Wrapper around options to store if an option has been set. */
template <typename T>
class Option
{
public:
/** Initialise the option to its default (C++) value and mark it as 'not set'. */
Option();
/** Initialise the option to the given @p value and mark it as 'set'. */
Option(const T &value);
/** Assign the given @p value and mark it as 'set'. */
Option<T> &operator=(const T &value);
/** Query if the option has been set. */
constexpr bool is_set() const;
/** Return the underlying value as constant. */
T get() const;
/** Return the underlying value. */
T &get();
/** Implicitly return the underlying value. */
operator T() const;
private:
T _value;
bool _is_set;
};
public:
UserConfiguration() = default;
/** Initialise the configuration according to the program options.
*
* @param[in] options Parsed command line options.
*/
UserConfiguration(const ProgramOptions &options);
Option<std::string> path{};
Option<std::random_device::result_type> seed{};
Option<unsigned int> threads{};
};
template <typename T>
UserConfiguration::Option<T>::Option()
: _value{}, _is_set{ false }
{
}
template <typename T>
UserConfiguration::Option<T>::Option(const T &value)
: _value{ value }, _is_set{ true }
{
}
template <typename T>
UserConfiguration::Option<T> &UserConfiguration::Option<T>::operator=(const T &value)
{
_value = value;
_is_set = true;
return *this;
}
template <typename T>
constexpr bool UserConfiguration::Option<T>::is_set() const
{
return _is_set;
}
template <typename T>
T UserConfiguration::Option<T>::get() const
{
ARM_COMPUTE_ERROR_ON(!is_set());
return _value;
}
template <typename T>
T &UserConfiguration::Option<T>::get()
{
return _value;
}
template <typename T>
UserConfiguration::Option<T>::operator T() const
{
ARM_COMPUTE_ERROR_ON(!is_set());
return _value;
}
} // namespace test
} // namespace arm_compute
#endif
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