mul_array_extents.hpp

/*
 * mul_array_extents.hpp
 *
 *  Created on: Dec 2, 2015
 *      Author: i-bird
 */
 
#ifndef OPENFPM_DATA_SRC_UTIL_MUL_ARRAY_EXTENTS_HPP_
#define OPENFPM_DATA_SRC_UTIL_MUL_ARRAY_EXTENTS_HPP_
 
template<typename T>
struct array_extents
{
    static inline size_t mul()
    {
        return 1;
    }
};
 
template<typename T,size_t N1>
struct array_extents<T[N1]>
{
    static inline size_t mul()
    {
        return N1;
    }
};
 
template<typename T,size_t N1,size_t N2>
struct array_extents<T[N1][N2]>
{
    static inline size_t mul()
    {
        return N1 * N2;
    }
};
 
template<typename T,size_t N1,size_t N2,size_t N3>
struct array_extents<T[N1][N2][N3]>
{
    static inline size_t mul()
    {
        return N1 * N2 * N3;
    }
};
 
 
#endif /* OPENFPM_DATA_SRC_UTIL_MUL_ARRAY_EXTENTS_HPP_ */