operation_traits.h

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/*
 * Tags.h
 *
 *  Created on: Feb 17, 2019
 *      Author: joseph
 */

#ifndef BC_CORE_OPERATION_TRAITS_TAGS_H_
#define BC_CORE_OPERATION_TRAITS_TAGS_H_

#include "tags.h"

namespace bc {
namespace oper {
namespace detail {

template<class T> using query_alpha_modifier = typename T::alpha_modifier;
template<class T> using query_beta_modifier = typename T::beta_modifier;
template<class T> using query_dx = decltype(std::declval<T>().dx);

}

template<class T>
struct operation_traits {

    static constexpr int alpha_modifier = bc::traits::conditional_detected_t<
            detail::query_alpha_modifier, T, bc::traits::Integer<1>>::value;

    static constexpr int beta_modifier = bc::traits::conditional_detected_t<
            detail::query_beta_modifier, T, bc::traits::Integer<1>>::value;

    static constexpr bool is_linear_operation
            = std::is_base_of<linear_operation,T>::value;

    static constexpr bool is_linear_assignment_operation
            = std::is_base_of<linear_assignment_operation, T>::value;

    static constexpr bool is_assignment_operation
            = std::is_base_of<assignment_operation, T>::value;

    static constexpr bool is_blas_function
            = std::is_base_of<BLAS_Function, T>::value;

    static constexpr bool is_nonlinear_operation
            = !is_blas_function && !is_linear_operation;
};

}
}



#endif /* TAGS_H_ */