[gimp] cage tool: fix transformed area going away when setting a cage, going back to edit mode, edit the ca

[Michael Muré <mmure src gnome org>]

commit ec25c6be4297f2a588ce52b5f180502d5c3c44b3
Author: Michael Muré <batolettre gmail com>
Date:   Mon Apr 4 21:35:18 2011 +0200

    cage tool: fix transformed area going away when setting a cage,
    going back to edit mode, edit the cage then going to deform mode

 app/tools/gimpcagetool.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)
---
diff --git a/app/tools/gimpcagetool.c b/app/tools/gimpcagetool.c
index 7872bab..65b8808 100644
--- a/app/tools/gimpcagetool.c
+++ b/app/tools/gimpcagetool.c
@@ -347,14 +347,15 @@ gimp_cage_tool_options_notify (GimpTool         *tool,
                                  _("Press ENTER to commit the transform"));
           ct->tool_state = DEFORM_STATE_WAIT;
 
-          if (ct->dirty_coef)
+          if (! ct->render_node)
             {
-              gimp_cage_tool_compute_coef (ct, tool->display);
+              gimp_cage_tool_create_render_node (ct);
             }
 
-          if (! ct->render_node)
+          if (ct->dirty_coef)
             {
-              gimp_cage_tool_create_render_node (ct);
+              gimp_cage_tool_compute_coef (ct, tool->display);
+              gimp_cage_tool_render_node_update (ct);
             }
 
           if (! ct->image_map)
@@ -1146,7 +1147,7 @@ gimp_cage_tool_render_node_update (GimpCageTool *ct)
                  "buffer", &buffer,
                  NULL);
 
-  if (option_fill != node_fill)
+  if (buffer != ct->coef)
     {
       gegl_node_set (ct->coef_node,
                      "buffer",  ct->coef,