diff options
Diffstat (limited to 'src/utils/mathutils.h')
| -rw-r--r-- | src/utils/mathutils.h | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/src/utils/mathutils.h b/src/utils/mathutils.h index 1fc55e859..0472750d3 100644 --- a/src/utils/mathutils.h +++ b/src/utils/mathutils.h @@ -68,9 +68,9 @@ static const uint16_t crc_table[256] = inline uint16_t getCrc16(const std::string &str) A_WARN_UNUSED; inline float fastInvSqrt(float x) A_WARN_UNUSED; inline float fastSqrt(const float x) A_WARN_UNUSED; -inline float weightedAverage(const float n1, const float n2, - const float w) A_WARN_UNUSED; -inline int roundDouble(const double v) A_WARN_UNUSED; +constexpr inline float weightedAverage(const float n1, const float n2, + const float w) A_WARN_UNUSED; +constexpr inline int roundDouble(const double v) A_WARN_UNUSED; inline int powerOfTwo(const int input) A_WARN_UNUSED; inline uint16_t getCrc16(const std::string &str) @@ -113,18 +113,13 @@ inline float fastSqrt(const float x) return 1.0f / fastInvSqrt(x); } -inline float weightedAverage(const float n1, const float n2, const float w) +constexpr inline float weightedAverage(const float n1, const float n2, + const float w) { - if (w < 0.0f) - return n1; - - if (w > 1.0f) - return n2; - - return w * n2 + (1.0f - w) * n1; + return w < 0.0f ? n1 : (w > 1.0f ? n2 : w * n2 + (1.0f - w) * n1); } -inline int roundDouble(const double v) +constexpr inline int roundDouble(const double v) { return (v > 0.0) ? static_cast<int>(v + 0.5) : static_cast<int>(v - 0.5); } |