Optimized some format conversions

Thanks to kristofjé Former-commit-id: f7c0e5da41b7b7b4c967d7ae812b6da517761823
2013-03-23 22:50:13 +01:00 · 2013-03-23 22:50:13 +01:00 · 5464b3e184
parent 7ddff94a30
commit 5464b3e184
1 changed files with 2 additions and 2 deletions
--- a/src/Nazara/Utility/PixelFormat.cpp
+++ b/src/Nazara/Utility/PixelFormat.cpp
@ -16,7 +16,7 @@ namespace

 	inline nzUInt8 c4to8(nzUInt8 c)
 	{
-		return c * (255/15);
+		return c >> 4;
 	}

 	inline nzUInt8 c5to4(nzUInt8 c)
@ -31,7 +31,7 @@ namespace

 	inline nzUInt8 c8to4(nzUInt8 c)
 	{
-		return c * (15.f/255.f);
+		return c << 4;
 	}

 	inline nzUInt8 c8to5(nzUInt8 c)