| 1 | // |
| 2 | // Created by tommaso on 28/06/19. |
| 3 | // |
| 4 | |
| 5 | #ifndef OPENFPM_PDATA_MATHUTILS_HPP |
| 6 | #define OPENFPM_PDATA_MATHUTILS_HPP |
| 7 | |
| 8 | #include <cstdlib> |
| 9 | |
| 10 | template<unsigned int base, unsigned int exponent> |
| 11 | |
| 12 | struct IntPow |
| 13 | { |
| 14 | constexpr static size_t value = base * IntPow<base, exponent - 1>::value; |
| 15 | }; |
| 16 | |
| 17 | template<unsigned int base> |
| 18 | struct IntPow<base, 0> |
| 19 | { |
| 20 | constexpr static size_t value = 1; |
| 21 | }; |
| 22 | |
| 23 | template <unsigned int numerator, unsigned int denominator> |
| 24 | struct UIntDivCeil |
| 25 | { |
| 26 | constexpr static unsigned int value = numerator / denominator + (numerator%denominator!=0); |
| 27 | }; |
| 28 | |
| 29 | #endif //OPENFPM_PDATA_MATHUTILS_HPP |
| 30 | |