[gegl: 36/55] Wind Operation: Deal properly with chunks.

[Michael Murà <mmure src gnome org>]

commit 9c6e820cedb0edb1b66b31055c874a73ca53a4fa
Author: Hans Lo <hansshulo gmail com>
Date:   Mon Aug 20 08:33:21 2012 -0400

    Wind Operation: Deal properly with chunks.

 operations/common/wind.c |   15 ++++++++++++++-
 1 files changed, 14 insertions(+), 1 deletions(-)
---
diff --git a/operations/common/wind.c b/operations/common/wind.c
index 0a6d49e..e2d24ce 100644
--- a/operations/common/wind.c
+++ b/operations/common/wind.c
@@ -242,9 +242,22 @@ process (GeglOperation       *operation,
   while (n_pixels--)
     {
       gint i;
-      pair key = {x, y};
+      pair key = {x + result->x, y + result->y};
       gint *bleed = g_hash_table_lookup (bleed_table, &key);
 
+      if (x == 0) {
+        for (i = 0; i < o->strength; i++)
+          {
+            pair key = {result->x - i, y + result->y};
+            gint *bleed = g_hash_table_lookup (bleed_table, &key);
+            if (bleed) {
+              bleed_max = *bleed;
+              bleed_index = *bleed - i;
+              break;
+            }
+          }
+      }
+
       for (i = 0; i < 4; i++)
         dst_pix[i] = current_pix[i];