Comment.

diff --git a/src/lib/image.cc b/src/lib/image.cc
index 28a7ed0e4400a85a760a4f39272a2e9378d968c9..d5d3167cd0bd3059fab1ed0654782987ba6d32ad 100644 (file)
--- a/src/lib/image.cc
+++ b/src/lib/image.cc
@@ -768,6 +768,9 @@ operator== (Image const & a, Image const & b)
        return true;
 }
 
+/** Fade the image.
+ *  @param f Amount to fade by; 0 is black, 1 is no fade.
+ */
 void
 Image::fade (float f)
 {