[gegl] clearer comments

[Nicolas Robidoux <nrobidoux src gnome org>]

commit bc53ca67700547e0869dbf2b5b202666b2c61146
Author: Nicolas Robidoux <nicolas robidoux gmail com>
Date:   Mon Jun 20 20:19:21 2011 -0400

    clearer comments

 gegl/buffer/gegl-sampler-lohalo.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/gegl/buffer/gegl-sampler-lohalo.c b/gegl/buffer/gegl-sampler-lohalo.c
index d7fee17..14574a7 100644
--- a/gegl/buffer/gegl-sampler-lohalo.c
+++ b/gegl/buffer/gegl-sampler-lohalo.c
@@ -124,7 +124,8 @@
  * The following version is more suitable for images with flat
  * (constant) colour areas, since a, which is a pixel difference, will
  * often be 0, in which case both forward branches are likely. This
- * may be preferable if "branch flag look ahead" 
+ * may be preferable if "branch flag look ahead" does not work so
+ * well.
  *
  * ( (a_times_b)>=0. ? ( (a_times_a)<=(a_times_b) ? (a) : (b) ) : 0. )
  *