Speedup and bugfix for new Sh/Hl tool

2018-04-26 14:32:43 +02:00
parent 6bea422836
commit c45ec6f16e
5 changed files with 62 additions and 34 deletions
--- a/rtengine/rt_math.h
+++ b/rtengine/rt_math.h
@@ -38,6 +38,12 @@ constexpr T SQR(T x)
    return x * x;
 }

+template<typename T>
+constexpr T pow4(T x)
+{
+    return SQR(SQR(x));
+}
+
 template<typename T>
 constexpr const T& min(const T& a)
 {