SDL: use E(X^2) - E(X)^2 for variance to reduce an optimizer pass

[supertux.git] / src / fadeout.cpp

diff --git a/src/fadeout.cpp b/src/fadeout.cpp
index 25165e2..283771e 100644 (file)
--- a/src/fadeout.cpp
+++ b/src/fadeout.cpp
@@ -54,4 +54,3 @@ FadeOut::done()
 {
   return accum_time >= fade_time;
 }
-