diff options
Diffstat (limited to 'src/openvic-simulation/utility/NumberUtils.hpp')
-rw-r--r-- | src/openvic-simulation/utility/NumberUtils.hpp | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/openvic-simulation/utility/NumberUtils.hpp b/src/openvic-simulation/utility/NumberUtils.hpp new file mode 100644 index 0000000..6211772 --- /dev/null +++ b/src/openvic-simulation/utility/NumberUtils.hpp @@ -0,0 +1,27 @@ +#include <cstdint> + +namespace OpenVic::NumberUtils { + constexpr int64_t round_to_int64(float num) { + return (num > 0.0f) ? (num + 0.5f) : (num - 0.5f); + } + + constexpr int64_t round_to_int64(double num) { + return (num > 0.0) ? (num + 0.5) : (num - 0.5); + } + + constexpr uint64_t pow(uint64_t base, size_t exponent) { + uint64_t ret = 1; + while (exponent-- > 0) { + ret *= base; + } + return ret; + } + + constexpr int64_t pow(int64_t base, size_t exponent) { + int64_t ret = 1; + while (exponent-- > 0) { + ret *= base; + } + return ret; + } +} |