[gegl] prefix function point_lerp and point_dist with gegl_path_

[Michael Murà <mmure src gnome org>]

commit d9be96be02a791b20c9d7475809d5e461045901e
Author: Michael Murà <batolettre gmail com>
Date:   Mon Aug 1 20:20:04 2011 +0200

    prefix function point_lerp and point_dist with gegl_path_

 operations/workshop/warp.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/operations/workshop/warp.c b/operations/workshop/warp.c
index c662789..1537f76 100644
--- a/operations/workshop/warp.c
+++ b/operations/workshop/warp.c
@@ -325,7 +325,7 @@ process (GeglOperation       *operation,
     {
       event = event->next;
       next = *(event->d.point);
-      dist = point_dist (&next, &prev);
+      dist = gegl_path_point_dist (&next, &prev);
       stamps = dist / spacing;
 
       if (stamps < 1)
@@ -337,7 +337,7 @@ process (GeglOperation       *operation,
         {
           for (i = 0; i < stamps; i++)
             {
-              point_lerp (&lerp, &prev, &next, (i * spacing) / dist);
+              gegl_path_point_lerp (&lerp, &prev, &next, (i * spacing) / dist);
               stamp (o, result, lerp.x, lerp.y);
             }
           prev = lerp;