[gegl/samplers] bug in triangle_radius

[Nicolas Robidoux <nrobidoux src gnome org>]

commit 2d45ab7fe7ef6dd27ed8c5100ec611ef10fd643a
Author: Nicolas Robidoux <nicolas robidoux gmail com>
Date:   Thu Jun 16 22:15:41 2011 -0400

    bug in triangle_radius

 gegl/buffer/gegl-sampler-lohalo.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gegl/buffer/gegl-sampler-lohalo.c b/gegl/buffer/gegl-sampler-lohalo.c
index b2d879c..fb55e0b 100644
--- a/gegl/buffer/gegl-sampler-lohalo.c
+++ b/gegl/buffer/gegl-sampler-lohalo.c
@@ -1051,7 +1051,7 @@ triangle_radius(const gfloat radius,
   const gfloat r2 = q1 * q1 + q2 * q2;
   const gfloat weight =
     (
-      ( ( s*s+t*t >= radius*radius ) && ( r2 < (gfloat) 1. ) )
+      ( ( s*s+t*t < radius*radius ) && ( r2 < (gfloat) 1. ) )
       ? (gfloat) ( (gfloat) 1. - sqrtf( (float) r2 ) )
       : (gfloat) 0.
     );