[gegl] sampler-linear: (temporary?) extra safe context_rect

[Nicolas Robidoux <nrobidoux src gnome org>]

commit d4cb215ae333c5779dae02e3662a7481243337e6
Author: Nicolas Robidoux <nrobidoux git gnome org>
Date:   Sat Dec 15 11:44:46 2012 -0500

    sampler-linear: (temporary?) extra safe context_rect

 gegl/buffer/gegl-sampler-linear.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/gegl/buffer/gegl-sampler-linear.c b/gegl/buffer/gegl-sampler-linear.c
index 9882e20..52c3100 100644
--- a/gegl/buffer/gegl-sampler-linear.c
+++ b/gegl/buffer/gegl-sampler-linear.c
@@ -65,10 +65,10 @@ gegl_sampler_linear_class_init (GeglSamplerLinearClass *klass)
 static void
 gegl_sampler_linear_init (GeglSamplerLinear *self)
 {
-  GEGL_SAMPLER (self)->context_rect[0].x = -1;
-  GEGL_SAMPLER (self)->context_rect[0].y = -1;
-  GEGL_SAMPLER (self)->context_rect[0].width = 3;
-  GEGL_SAMPLER (self)->context_rect[0].height = 3;
+  GEGL_SAMPLER (self)->context_rect[0].x = -1-1;
+  GEGL_SAMPLER (self)->context_rect[0].y = -1-1;
+  GEGL_SAMPLER (self)->context_rect[0].width = 3+2;
+  GEGL_SAMPLER (self)->context_rect[0].height = 3+2;
   GEGL_SAMPLER (self)->interpolate_format = babl_format ("RaGaBaA float");
 }