execution_range.hpp

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#ifndef PLSSVM_DETAIL_EXECUTION_RANGE_HPP_
#define PLSSVM_DETAIL_EXECUTION_RANGE_HPP_
#pragma once
 
#include "plssvm/detail/type_traits.hpp"  // PLSSVM_REQUIRES
 
#include <algorithm>                      // std::copy
#include <array>                          // std::array
#include <cstddef>                        // std::size_t
#include <initializer_list>               // std::initializer_list
#include <iosfwd>                         // forward declare std::ostream
 
namespace plssvm::detail {
 
class execution_range {
  public:
    execution_range(std::initializer_list<std::size_t> grid, std::initializer_list<std::size_t> block);
 
    template <std::size_t I, std::size_t J, PLSSVM_REQUIRES((0 < I && I <= 3 && 0 < J && J <= 3))>
    execution_range(const std::array<std::size_t, I> &p_grid, const std::array<std::size_t, J> &p_block) {
        std::copy(p_grid.cbegin(), p_grid.cend(), grid.begin());
        std::copy(p_block.cbegin(), p_block.cend(), block.begin());
    }
 
    std::array<std::size_t, 3> grid = { 1, 1, 1 };
    std::array<std::size_t, 3> block = { 1, 1, 1 };
};
 
std::ostream &operator<<(std::ostream &out, const execution_range &range);
 
}  // namespace plssvm::detail
 
#endif  // PLSSVM_DETAIL_EXECUTION_RANGE_HPP_