[gimp/cage: 3/130] app: large scale formatting cleanup in the new cage code



commit 22b339c16504514187c0aa2e7dea932455008849
Author: Michael Natterer <mitch gimp org>
Date:   Thu Nov 4 22:14:58 2010 +0100

    app: large scale formatting cleanup in the new cage code
    
    - move enum to the new gimp-gegl-enums.[ch]
    - clean up includes
    - spacing
    - indentation
    - coding style

 app/gegl/Makefile.am                  |   28 +-
 app/gegl/gimp-gegl-enums.c            |   43 ++
 app/gegl/gimp-gegl-enums.h            |   35 ++
 app/gegl/gimp-gegl-types.h            |    2 +
 app/gegl/gimpcageconfig.c             |  358 +++++++-----
 app/gegl/gimpcageconfig.h             |  109 +---
 app/gegl/gimpoperationcagecoefcalc.c  |  165 +++---
 app/gegl/gimpoperationcagecoefcalc.h  |    6 +-
 app/gegl/gimpoperationcagetransform.c |  431 ++++++++--------
 app/gegl/gimpoperationcagetransform.h |    2 +
 app/tools/gimpcageoptions.c           |   41 +-
 app/tools/gimpcageoptions.h           |   17 +-
 app/tools/gimpcagetool.c              |  965 +++++++++++++++------------------
 app/tools/gimpcagetool.h              |   30 +-
 app/tools/tools-enums.c               |   29 -
 app/tools/tools-enums.h               |   10 -
 16 files changed, 1136 insertions(+), 1135 deletions(-)
---
diff --git a/app/gegl/Makefile.am b/app/gegl/Makefile.am
index f48ce09..38b4c42 100644
--- a/app/gegl/Makefile.am
+++ b/app/gegl/Makefile.am
@@ -14,7 +14,8 @@ INCLUDES = \
 
 noinst_LIBRARIES = libappgegl.a
 
-libappgegl_a_SOURCES = \
+libappgegl_a_sources = \
+	gimp-gegl-enums.h		\
 	gimp-gegl-types.h		\
 	gimp-gegl.c			\
 	gimp-gegl.h			\
@@ -122,3 +123,28 @@ libappgegl_a_SOURCES = \
 	gimpoperationreplacemode.h      \
 	gimpoperationantierasemode.c    \
 	gimpoperationantierasemode.h
+
+libappgegl_a_built_sources = gimp-gegl-enums.c
+
+libappgegl_a_SOURCES = $(libappgegl_a_built_sources) $(libappgegl_a_sources)
+
+#
+# rules to generate built sources
+#
+# setup autogeneration dependencies
+gen_sources = xgen-tec
+CLEANFILES = $(gen_sources)
+
+gimp-gegl-enums.c: $(srcdir)/gimp-gegl-enums.h $(GIMP_MKENUMS)
+	$(GIMP_MKENUMS) \
+		--fhead "#include \"config.h\"\n#include <glib-object.h>\n#include \"libgimpbase/gimpbase.h\"\n#include \"core/core-enums.h\"\n#include \"gimp-gegl-enums.h\"\n#include \"gimp-intl.h\"" \
+		--fprod "\n/* enumerations from \"@filename \" */" \
+		--vhead "GType\n enum_name@_get_type (void)\n{\n  static const G Type@Value values[] =\n  {" \
+		--vprod "    { @VALUENAME@, \"@VALUENAME \", \"@valuenick \" }," \
+		--vtail "    { 0, NULL, NULL }\n  };\n" \
+		--dhead "  static const Gimp Type@Desc descs[] =\n  {" \
+		--dprod "    { @VALUENAME@, @valuedesc@, @valuehelp@ }," \
+		--dtail "    { 0, NULL, NULL }\n  };\n\n  static GType type = 0;\n\n  if (G_UNLIKELY (! type))\n    {\n      type = g_ type@_register_static (\"@EnumName \", values);\n      gimp_type_set_translation_context (type, \"@enumnick \");\n      gimp_ type@_set_value_descriptions (type, descs);\n    }\n\n  return type;\n}\n" \
+		$(srcdir)/gimp-gegl-enums.h > xgen-tec \
+	&& cp xgen-tec $(@F) \
+	&& rm -f xgen-tec
diff --git a/app/gegl/gimp-gegl-enums.c b/app/gegl/gimp-gegl-enums.c
new file mode 100644
index 0000000..3751217
--- /dev/null
+++ b/app/gegl/gimp-gegl-enums.c
@@ -0,0 +1,43 @@
+
+/* Generated data (by gimp-mkenums) */
+
+#include "config.h"
+#include <glib-object.h>
+#include "libgimpbase/gimpbase.h"
+#include "core/core-enums.h"
+#include "gimp-gegl-enums.h"
+#include "gimp-intl.h"
+
+/* enumerations from "./gimp-gegl-enums.h" */
+GType
+gimp_cage_mode_get_type (void)
+{
+  static const GEnumValue values[] =
+  {
+    { GIMP_CAGE_MODE_CAGE_CHANGE, "GIMP_CAGE_MODE_CAGE_CHANGE", "cage-change" },
+    { GIMP_CAGE_MODE_DEFORM, "GIMP_CAGE_MODE_DEFORM", "deform" },
+    { 0, NULL, NULL }
+  };
+
+  static const GimpEnumDesc descs[] =
+  {
+    { GIMP_CAGE_MODE_CAGE_CHANGE, NC_("cage-mode", "Create or adjust the cage"), NULL },
+    { GIMP_CAGE_MODE_DEFORM, NC_("cage-mode", "Deform the cage to deform the image"), NULL },
+    { 0, NULL, NULL }
+  };
+
+  static GType type = 0;
+
+  if (G_UNLIKELY (! type))
+    {
+      type = g_enum_register_static ("GimpCageMode", values);
+      gimp_type_set_translation_context (type, "cage-mode");
+      gimp_enum_set_value_descriptions (type, descs);
+    }
+
+  return type;
+}
+
+
+/* Generated data ends here */
+
diff --git a/app/gegl/gimp-gegl-enums.h b/app/gegl/gimp-gegl-enums.h
new file mode 100644
index 0000000..3b7933c
--- /dev/null
+++ b/app/gegl/gimp-gegl-enums.h
@@ -0,0 +1,35 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimp-gegl-enums.h
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __GIMP_GEGL_ENUMS_H__
+#define __GIMP_GEGL_ENUMS_H__
+
+
+#define GIMP_TYPE_CAGE_MODE (gimp_cage_mode_get_type ())
+
+GType gimp_cage_mode_get_type (void) G_GNUC_CONST;
+
+typedef enum
+{
+  GIMP_CAGE_MODE_CAGE_CHANGE, /*< desc="Create or adjust the cage"           >*/
+  GIMP_CAGE_MODE_DEFORM       /*< desc="Deform the cage to deform the image" >*/
+} GimpCageMode;
+
+
+#endif /* __GIMP_GEGL_ENUMS_H__ */
diff --git a/app/gegl/gimp-gegl-types.h b/app/gegl/gimp-gegl-types.h
index c5cf70f..6b6927a 100644
--- a/app/gegl/gimp-gegl-types.h
+++ b/app/gegl/gimp-gegl-types.h
@@ -22,6 +22,8 @@
 
 #include "core/core-types.h"
 
+#include "gegl/gimp-gegl-enums.h"
+
 
 /*  operations  */
 
diff --git a/app/gegl/gimpcageconfig.c b/app/gegl/gimpcageconfig.c
index e6335cf..069aeba 100644
--- a/app/gegl/gimpcageconfig.c
+++ b/app/gegl/gimpcageconfig.c
@@ -1,5 +1,5 @@
 /* GIMP - The GNU Image Manipulation Program
- * 
+ *
  * gimpcageconfig.c
  * Copyright (C) 2010 Michael Muré <batolettre gmail com>
  *
@@ -20,23 +20,34 @@
 #include "config.h"
 
 #include <gegl.h>
+
 #include "gimp-gegl-types.h"
 
 #include "libgimpconfig/gimpconfig.h"
-#include "libgimpmodule/gimpmodule.h"
 #include "libgimpmath/gimpmath.h"
 #include "libgimpbase/gimpbase.h"
 
-#include "core/core-types.h"
-#include "libgimpmath/gimpmathtypes.h"
-#include "tools/tools-enums.h"
+#include "gimpcageconfig.h"
+
 
-#include "libgimpmath/gimpvector.h"
-#include <math.h>
+/*#define DEBUG_CAGE */
 
-#include <stdio.h>
+#define N_ITEMS_PER_ALLOC 10
+#define DELTA             0.010309278351
 
-#include "gimpcageconfig.h"
+
+static void   gimp_cage_config_finalize               (GObject        *object);
+static void   gimp_cage_config_get_property           (GObject        *object,
+                                                       guint           property_id,
+                                                       GValue         *value,
+                                                       GParamSpec     *pspec);
+static void   gimp_cage_config_set_property           (GObject        *object,
+                                                       guint           property_id,
+                                                       const GValue   *value,
+                                                       GParamSpec     *pspec);
+
+static void   gimp_cage_config_compute_scaling_factor (GimpCageConfig *gcc);
+static void   gimp_cage_config_compute_edge_normal    (GimpCageConfig *gcc);
 
 
 G_DEFINE_TYPE_WITH_CODE (GimpCageConfig, gimp_cage_config,
@@ -46,22 +57,6 @@ G_DEFINE_TYPE_WITH_CODE (GimpCageConfig, gimp_cage_config,
 
 #define parent_class gimp_cage_config_parent_class
 
-#define N_ITEMS_PER_ALLOC       10
-#define DELTA                   0.010309278351
-
-static void       gimp_cage_config_finalize                   (GObject *object);
-static void       gimp_cage_config_get_property               (GObject    *object,
-                                                               guint       property_id,
-                                                               GValue     *value,
-                                                               GParamSpec *pspec);
-static void       gimp_cage_config_set_property               (GObject      *object,
-                                                               guint         property_id,
-                                                               const GValue *value,
-                                                               GParamSpec   *pspec);
-static void       gimp_cage_config_compute_scaling_factor     (GimpCageConfig *gcc);
-static void       gimp_cage_config_compute_edge_normal        (GimpCageConfig *gcc);
-
-/*#define DEBUG_CAGE */
 
 #ifdef DEBUG_CAGE
 static void
@@ -86,24 +81,24 @@ print_cage (GimpCageConfig *gcc)
 static void
 gimp_cage_config_class_init (GimpCageConfigClass *klass)
 {
-  GObjectClass      *object_class   = G_OBJECT_CLASS (klass);
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
-  object_class->set_property       = gimp_cage_config_set_property;
-  object_class->get_property       = gimp_cage_config_get_property;
+  object_class->set_property = gimp_cage_config_set_property;
+  object_class->get_property = gimp_cage_config_get_property;
 
-  object_class->finalize           = gimp_cage_config_finalize;
+  object_class->finalize     = gimp_cage_config_finalize;
 }
 
 static void
 gimp_cage_config_init (GimpCageConfig *self)
 {
   self->cage_vertice_number = 0;
-  self->cage_vertices_max = 50; /*pre-allocation for 50 vertices for the cage.*/
+  self->cage_vertices_max   = 50; /*pre-allocation for 50 vertices for the cage.*/
 
-  self->cage_vertices = g_new(GimpVector2, self->cage_vertices_max);
-  self->cage_vertices_d = g_new(GimpVector2, self->cage_vertices_max);
-  self->scaling_factor = g_malloc (self->cage_vertices_max * sizeof(gdouble));
-  self->normal_d = g_new(GimpVector2, self->cage_vertices_max);
+  self->cage_vertices   = g_new0 (GimpVector2, self->cage_vertices_max);
+  self->cage_vertices_d = g_new0 (GimpVector2, self->cage_vertices_max);
+  self->scaling_factor  = g_malloc0 (self->cage_vertices_max * sizeof (gdouble));
+  self->normal_d        = g_new0 (GimpVector2, self->cage_vertices_max);
 }
 
 static void
@@ -111,10 +106,10 @@ gimp_cage_config_finalize (GObject *object)
 {
   GimpCageConfig  *gcc = GIMP_CAGE_CONFIG (object);
 
-  g_free(gcc->cage_vertices);
-  g_free(gcc->cage_vertices_d);
-  g_free(gcc->scaling_factor);
-  g_free(gcc->normal_d);
+  g_free (gcc->cage_vertices);
+  g_free (gcc->cage_vertices_d);
+  g_free (gcc->scaling_factor);
+  g_free (gcc->normal_d);
 
   G_OBJECT_CLASS (parent_class)->finalize (object);
 }
@@ -125,10 +120,8 @@ gimp_cage_config_get_property (GObject    *object,
                                GValue     *value,
                                GParamSpec *pspec)
 {
-
   switch (property_id)
     {
-
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
       break;
@@ -141,16 +134,23 @@ gimp_cage_config_set_property (GObject      *object,
                                const GValue *value,
                                GParamSpec   *pspec)
 {
-
   switch (property_id)
     {
-
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
       break;
     }
 }
 
+/**
+ * gimp_cage_config_add_cage_point:
+ * @gcc: the cage config
+ * @x: x value of the new point
+ * @y: y value of the new point
+ *
+ * Add a new point in the polygon of the cage, and make allocation if needed.
+ * Point is added in both source and destination cage
+ */
 void
 gimp_cage_config_add_cage_point (GimpCageConfig  *gcc,
                                  gdouble          x,
@@ -160,24 +160,24 @@ gimp_cage_config_add_cage_point (GimpCageConfig  *gcc,
 
   /* reallocate memory if needed */
   if (gcc->cage_vertice_number >= gcc->cage_vertices_max)
-  {
-    gcc->cage_vertices_max += N_ITEMS_PER_ALLOC;
+    {
+      gcc->cage_vertices_max += N_ITEMS_PER_ALLOC;
 
-    gcc->cage_vertices = g_renew(GimpVector2,
-                                 gcc->cage_vertices,
-                                 gcc->cage_vertices_max);
+      gcc->cage_vertices = g_renew (GimpVector2,
+                                    gcc->cage_vertices,
+                                    gcc->cage_vertices_max);
 
-    gcc->cage_vertices_d = g_renew(GimpVector2,
-                                   gcc->cage_vertices_d,
-                                   gcc->cage_vertices_max);
+      gcc->cage_vertices_d = g_renew (GimpVector2,
+                                      gcc->cage_vertices_d,
+                                      gcc->cage_vertices_max);
 
-    gcc->scaling_factor = g_realloc (gcc->scaling_factor,
-                                     gcc->cage_vertices_max * sizeof(gdouble));
+      gcc->scaling_factor = g_realloc (gcc->scaling_factor,
+                                       gcc->cage_vertices_max * sizeof (gdouble));
 
-    gcc->normal_d = g_renew(GimpVector2,
-                            gcc->normal_d,
-                            gcc->cage_vertices_max);
-  }
+      gcc->normal_d = g_renew (GimpVector2,
+                               gcc->normal_d,
+                               gcc->cage_vertices_max);
+    }
 
   gcc->cage_vertices[gcc->cage_vertice_number].x = x + DELTA - gcc->offset_x;
   gcc->cage_vertices[gcc->cage_vertice_number].y = y + DELTA - gcc->offset_y;
@@ -190,7 +190,13 @@ gimp_cage_config_add_cage_point (GimpCageConfig  *gcc,
   gimp_cage_config_compute_scaling_factor (gcc);
   gimp_cage_config_compute_edge_normal (gcc);
 }
-                           
+
+/**
+ * gimp_cage_config_remove_last_cage_point:
+ * @gcc: the cage config
+ *
+ * Remove the last point of the cage, in both source and destination cage
+ */
 void
 gimp_cage_config_remove_last_cage_point (GimpCageConfig  *gcc)
 {
@@ -203,39 +209,56 @@ gimp_cage_config_remove_last_cage_point (GimpCageConfig  *gcc)
   gimp_cage_config_compute_edge_normal (gcc);
 }
 
-
-                                              
+/**
+ * gimp_cage_config_move_cage_point:
+ * @gcc: the cage config
+ * @mode: the actual mode of the cage, GIMP_CAGE_MODE_CAGE_CHANGE or GIMP_CAGE_MODE_DEFORM
+ * @point_number: the point of the cage to move
+ * @x: new x value
+ * @y: new y value
+ *
+ * Move a point of the source or destination cage, according to the
+ * cage mode provided
+ */
 void
-gimp_cage_config_move_cage_point  (GimpCageConfig  *gcc,
-                                   GimpCageMode     mode,
-                                   gint             point_number,
-                                   gdouble          x,
-                                   gdouble          y)
+gimp_cage_config_move_cage_point (GimpCageConfig  *gcc,
+                                  GimpCageMode     mode,
+                                  gint             point_number,
+                                  gdouble          x,
+                                  gdouble          y)
 {
   g_return_if_fail (GIMP_IS_CAGE_CONFIG (gcc));
   g_return_if_fail (point_number < gcc->cage_vertice_number);
   g_return_if_fail (point_number >= 0);
 
   if (mode == GIMP_CAGE_MODE_CAGE_CHANGE)
-  {
-    gcc->cage_vertices[point_number].x = x + DELTA - gcc->offset_x;
-    gcc->cage_vertices[point_number].y = y + DELTA - gcc->offset_y;
-  }
+    {
+      gcc->cage_vertices[point_number].x = x + DELTA - gcc->offset_x;
+      gcc->cage_vertices[point_number].y = y + DELTA - gcc->offset_y;
+    }
   else
-  {
-    gcc->cage_vertices_d[point_number].x = x + DELTA - gcc->offset_x;
-    gcc->cage_vertices_d[point_number].y = y + DELTA - gcc->offset_y;
-  }
+    {
+      gcc->cage_vertices_d[point_number].x = x + DELTA - gcc->offset_x;
+      gcc->cage_vertices_d[point_number].y = y + DELTA - gcc->offset_y;
+    }
 
   gimp_cage_config_compute_scaling_factor (gcc);
   gimp_cage_config_compute_edge_normal (gcc);
 }
 
+/**
+ * gimp_cage_config_get_bounding_box:
+ * @gcc: the cage config
+ *
+ * Compute the bounding box of the destination cage
+ *
+ * Returns: the bounding box of the destination cage, as a GeglRectangle
+ */
 GeglRectangle
-gimp_cage_config_get_bounding_box       (GimpCageConfig  *gcc)
+gimp_cage_config_get_bounding_box (GimpCageConfig  *gcc)
 {
-  gint i;
-  GeglRectangle bounding_box = {0, };
+  GeglRectangle bounding_box = { 0, };
+  gint          i;
 
   g_return_val_if_fail (GIMP_IS_CAGE_CONFIG (gcc), bounding_box);
   g_return_val_if_fail (gcc->cage_vertice_number >= 0, bounding_box);
@@ -246,65 +269,82 @@ gimp_cage_config_get_bounding_box       (GimpCageConfig  *gcc)
   bounding_box.width = 0;
 
   for (i = 1; i < gcc->cage_vertice_number; i++)
-  {
-    gdouble x,y;
-
-    x = gcc->cage_vertices[i].x;
-    y = gcc->cage_vertices[i].y;
-
-    if (x < bounding_box.x)
     {
-      bounding_box.width += bounding_box.x - x;
-      bounding_box.x = x;
+      gdouble x,y;
+
+      x = gcc->cage_vertices[i].x;
+      y = gcc->cage_vertices[i].y;
+
+      if (x < bounding_box.x)
+        {
+          bounding_box.width += bounding_box.x - x;
+          bounding_box.x = x;
+        }
+
+      if (y < bounding_box.y)
+        {
+          bounding_box.height += bounding_box.y - y;
+          bounding_box.y = y;
+        }
+
+      if (x > bounding_box.x + bounding_box.width)
+        {
+          bounding_box.width = x - bounding_box.x;
+        }
+
+      if (y > bounding_box.y + bounding_box.height)
+        {
+          bounding_box.height = y - bounding_box.y;
+        }
     }
 
-    if (y < bounding_box.y)
-    {
-      bounding_box.height += bounding_box.y - y;
-      bounding_box.y = y;
-    }
-
-    if (x > bounding_box.x + bounding_box.width)
-    {
-      bounding_box.width = x - bounding_box.x;
-    }
-
-    if (y > bounding_box.y + bounding_box.height)
-    {
-      bounding_box.height = y - bounding_box.y;
-    }
-  }
-
   return bounding_box;
 }
 
+/**
+ * gimp_cage_config_reverse_cage:
+ * @gcc: the cage config
+ *
+ * When using non-simple cage (like a cage in 8), user may want to
+ * manually inverse inside and outside of the cage. This function
+ * reverse the cage
+ */
 void
-gimp_cage_config_reverse_cage  (GimpCageConfig *gcc)
+gimp_cage_config_reverse_cage (GimpCageConfig *gcc)
 {
-  gint i;
   GimpVector2 temp;
+  gint        i;
 
   g_return_if_fail (GIMP_IS_CAGE_CONFIG (gcc));
 
   for (i = 0; i < gcc->cage_vertice_number / 2; i++)
-  {
-    temp = gcc->cage_vertices[i];
-    gcc->cage_vertices[i] = gcc->cage_vertices[gcc->cage_vertice_number - i -1];
-    gcc->cage_vertices[gcc->cage_vertice_number - i -1] = temp;
+    {
+      temp = gcc->cage_vertices[i];
+      gcc->cage_vertices[i] = gcc->cage_vertices[gcc->cage_vertice_number - i -1];
+      gcc->cage_vertices[gcc->cage_vertice_number - i -1] = temp;
 
-    temp = gcc->cage_vertices_d[i];
-    gcc->cage_vertices_d[i] = gcc->cage_vertices_d[gcc->cage_vertice_number - i -1];
-    gcc->cage_vertices_d[gcc->cage_vertice_number - i -1] = temp;
-  }
+      temp = gcc->cage_vertices_d[i];
+      gcc->cage_vertices_d[i] = gcc->cage_vertices_d[gcc->cage_vertice_number - i -1];
+      gcc->cage_vertices_d[gcc->cage_vertice_number - i -1] = temp;
+    }
 
   gimp_cage_config_compute_scaling_factor (gcc);
   gimp_cage_config_compute_edge_normal (gcc);
 }
 
+/**
+ * gimp_cage_config_reverse_cage_if_needed:
+ * @gcc: the cage config
+ *
+ * Since the cage need to be defined counter-clockwise to have the
+ * topological inside in the actual 'physical' inside of the cage,
+ * this function compute if the cage is clockwise or not, and reverse
+ * the cage if needed.
+ */
 void
 gimp_cage_config_reverse_cage_if_needed (GimpCageConfig *gcc)
 {
-  gint i;
+  gint    i;
   gdouble sum;
 
   g_return_if_fail (GIMP_IS_CAGE_CONFIG (gcc));
@@ -312,47 +352,59 @@ gimp_cage_config_reverse_cage_if_needed (GimpCageConfig *gcc)
   sum = 0.0;
 
   /* this is a bit crappy, but should works most of the case */
-  /* we do the sum of the projection of each point to the previous segment, and see the final sign */
+  /* we do the sum of the projection of each point to the previous
+     segment, and see the final sign */
   for (i = 0; i < gcc->cage_vertice_number ; i++)
-  {
-    GimpVector2 P1, P2, P3;
-    gdouble z;
+    {
+      GimpVector2 P1, P2, P3;
+      gdouble     z;
 
-    P1 = gcc->cage_vertices[i];
-    P2 = gcc->cage_vertices[(i+1) % gcc->cage_vertice_number];
-    P3 = gcc->cage_vertices[(i+2) % gcc->cage_vertice_number];
+      P1 = gcc->cage_vertices[i];
+      P2 = gcc->cage_vertices[(i+1) % gcc->cage_vertice_number];
+      P3 = gcc->cage_vertices[(i+2) % gcc->cage_vertice_number];
 
-    z = P1.x * (P2.y - P3.y) + P2.x * (P3.y - P1.y) + P3.x * (P1.y - P2.y);
+      z = P1.x * (P2.y - P3.y) + P2.x * (P3.y - P1.y) + P3.x * (P1.y - P2.y);
 
-    sum += z;
-  }
+      sum += z;
+    }
 
   /* sum > 0 mean a cage defined counter-clockwise, so we reverse it */
   if (sum > 0)
-  {
-    gimp_cage_config_reverse_cage (gcc);
-  }
+    {
+      gimp_cage_config_reverse_cage (gcc);
+    }
 }
 
+/**
+ * gimp_cage_config_point_inside:
+ * @gcc: the cage config
+ * @x: x coordinate of the point to test
+ * @y: y coordinate of the point to test
+ *
+ * Check if the given point is inside the cage. This test is done in
+ * the regard of the topological inside of the cage.
+ *
+ * Returns: TRUE if the point is inside, FALSE if not.
+ */
 static void
 gimp_cage_config_compute_scaling_factor (GimpCageConfig *gcc)
 {
-  gint i;
   GimpVector2 edge;
-  gdouble length, length_d;
+  gdouble     length, length_d;
+  gint        i;
 
   g_return_if_fail (GIMP_IS_CAGE_CONFIG (gcc));
 
   for (i = 0; i < gcc->cage_vertice_number; i++)
-  {
-    gimp_vector2_sub ( &edge, &gcc->cage_vertices[i], &gcc->cage_vertices[(i+1) % gcc->cage_vertice_number]);
-    length = gimp_vector2_length (&edge);
+    {
+      gimp_vector2_sub ( &edge, &gcc->cage_vertices[i], &gcc->cage_vertices[(i+1) % gcc->cage_vertice_number]);
+      length = gimp_vector2_length (&edge);
 
-    gimp_vector2_sub ( &edge, &gcc->cage_vertices_d[i], &gcc->cage_vertices_d[(i+1) % gcc->cage_vertice_number]);
-    length_d = gimp_vector2_length (&edge);
+      gimp_vector2_sub ( &edge, &gcc->cage_vertices_d[i], &gcc->cage_vertices_d[(i+1) % gcc->cage_vertice_number]);
+      length_d = gimp_vector2_length (&edge);
 
-    gcc->scaling_factor[i] = length_d / length;
-  }
+      gcc->scaling_factor[i] = length_d / length;
+    }
 
 #ifdef DEBUG_CAGE
   print_cage (gcc);
@@ -362,19 +414,19 @@ gimp_cage_config_compute_scaling_factor (GimpCageConfig *gcc)
 static void
 gimp_cage_config_compute_edge_normal (GimpCageConfig *gcc)
 {
-  gint i;
   GimpVector2 normal;
+  gint        i;
 
   g_return_if_fail (GIMP_IS_CAGE_CONFIG (gcc));
 
   for (i = 0; i < gcc->cage_vertice_number; i++)
-  {
-    gimp_vector2_sub (&normal,
-                      &gcc->cage_vertices_d[(i+1) % gcc->cage_vertice_number],
-                      &gcc->cage_vertices_d[i]);
+    {
+      gimp_vector2_sub (&normal,
+                        &gcc->cage_vertices_d[(i+1) % gcc->cage_vertice_number],
+                        &gcc->cage_vertices_d[i]);
 
-    gcc->normal_d[i] = gimp_vector2_normal (&normal);
-  }
+      gcc->normal_d[i] = gimp_vector2_normal (&normal);
+    }
 }
 
 gboolean
@@ -382,21 +434,25 @@ gimp_cage_config_point_inside (GimpCageConfig *gcc,
                                gfloat          x,
                                gfloat          y)
 {
-  gint i, j;
-  gboolean inside = FALSE;
-  GimpVector2 *cv = gcc->cage_vertices;
+  GimpVector2 *cv;
+  gboolean     inside = FALSE;
+  gint         i, j;
 
   g_return_val_if_fail (GIMP_IS_CAGE_CONFIG (gcc), FALSE);
 
-  for (i = 0, j = gcc->cage_vertice_number - 1; i < gcc->cage_vertice_number; j = i++)
-  {
-    if ((((cv[i].y <= y) && (y < cv[j].y))
-        || ((cv[j].y <= y) && (y < cv[i].y)))
-        && (x < (cv[j].x - cv[i].x) * (y - cv[i].y) / (cv[j].y - cv[i].y) + cv[i].x))
+  cv = gcc->cage_vertices;
+
+  for (i = 0, j = gcc->cage_vertice_number - 1;
+       i < gcc->cage_vertice_number;
+       j = i++)
     {
-      inside = !inside;
+      if ((((cv[i].y <= y) && (y < cv[j].y))
+           || ((cv[j].y <= y) && (y < cv[i].y)))
+          && (x < (cv[j].x - cv[i].x) * (y - cv[i].y) / (cv[j].y - cv[i].y) + cv[i].x))
+        {
+          inside = !inside;
+        }
     }
-  }
 
   return inside;
 }
diff --git a/app/gegl/gimpcageconfig.h b/app/gegl/gimpcageconfig.h
index 6fbc24f..e4fb7e8 100644
--- a/app/gegl/gimpcageconfig.h
+++ b/app/gegl/gimpcageconfig.h
@@ -1,5 +1,5 @@
 /* GIMP - The GNU Image Manipulation Program
- * 
+ *
  * gimpcageconfig.h
  * Copyright (C) 2010 Michael Muré <batolettre gmail com>
  *
@@ -20,10 +20,9 @@
 #ifndef __GIMP_CAGE_CONFIG_H__
 #define __GIMP_CAGE_CONFIG_H__
 
+
 #include "core/gimpimagemapconfig.h"
-#include <gegl.h>
-#include "gimp-gegl-types.h"
-#include "tools/tools-enums.h"
+
 
 #define GIMP_TYPE_CAGE_CONFIG            (gimp_cage_config_get_type ())
 #define GIMP_CAGE_CONFIG(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_CAGE_CONFIG, GimpCageConfig))
@@ -37,108 +36,42 @@ typedef struct _GimpCageConfigClass GimpCageConfigClass;
 
 struct _GimpCageConfig
 {
-  GimpImageMapConfig        parent_instance;
-  
-  gint                      cage_vertice_number; /* number of vertices used by the cage */
-  gint                      cage_vertices_max; /* number of vertices allocated in memory */
-  
-  gint                      offset_x;
-  gint                      offset_y;
-
-  GimpVector2              *cage_vertices; /* cage before deformation */
-  GimpVector2              *cage_vertices_d; /* cage after deformation */
-  gdouble                  *scaling_factor;
-  GimpVector2              *normal_d;
-};
+  GimpImageMapConfig  parent_instance;
+
+  gint                cage_vertice_number; /* number of vertices used by the cage */
+  gint                cage_vertices_max; /* number of vertices allocated in memory */
 
+  gint                offset_x;
+  gint                offset_y;
+
+  GimpVector2        *cage_vertices; /* cage before deformation */
+  GimpVector2        *cage_vertices_d; /* cage after deformation */
+  gdouble            *scaling_factor;
+  GimpVector2        *normal_d;
+};
 
 struct _GimpCageConfigClass
 {
-  GimpImageMapConfigClass parent_class;
+  GimpImageMapConfigClass  parent_class;
 };
 
-GType         gimp_cage_config_get_type          (void) G_GNUC_CONST;
+GType         gimp_cage_config_get_type               (void) G_GNUC_CONST;
 
-/**
- * gimp_cage_config_add_cage_point:
- * @gcc: the cage config
- * @x: x value of the new point
- * @y: y value of the new point
- * 
- * Add a new point in the polygon of the cage, and make allocation if needed.
- * Point is added in both source and destination cage
- */
 void          gimp_cage_config_add_cage_point         (GimpCageConfig  *gcc,
                                                        gdouble          x,
                                                        gdouble          y);
-
-/**
- * gimp_cage_config_remove_last_cage_point:
- * @gcc: the cage config
- * 
- * Remove the last point of the cage, in both source and destination cage
- */
 void          gimp_cage_config_remove_last_cage_point (GimpCageConfig  *gcc);
-
-
-
-/**
- * gimp_cage_config_move_cage_point:
- * @gcc: the cage config
- * @mode: the actual mode of the cage, GIMP_CAGE_MODE_CAGE_CHANGE or GIMP_CAGE_MODE_DEFORM
- * @point_number: the point of the cage to move
- * @x: new x value
- * @y: new y value
- * 
- * Move a point of the source or destination cage, according to the cage mode provided
- */ 
 void          gimp_cage_config_move_cage_point        (GimpCageConfig  *gcc,
                                                        GimpCageMode     mode,
                                                        gint             point_number,
                                                        gdouble          x,
                                                        gdouble          y);
-
-/**
- * gimp_cage_config_get_bounding_box:
- * @gcc: the cage config
- * 
- * Compute the bounding box of the destination cage
- * 
- * Returns: the bounding box of the destination cage, as a GeglRectangle
- */
 GeglRectangle gimp_cage_config_get_bounding_box       (GimpCageConfig  *gcc);
-
-/**
- * gimp_cage_config_reverse_cage_if_needed:
- * @gcc: the cage config
- * 
- * Since the cage need to be defined counter-clockwise to have the topological inside in the actual 'physical' inside of the cage,
- * this function compute if the cage is clockwise or not, and reverse the cage if needed.
- */
 void          gimp_cage_config_reverse_cage_if_needed (GimpCageConfig  *gcc);
+void          gimp_cage_config_reverse_cage           (GimpCageConfig  *gcc);
+gboolean      gimp_cage_config_point_inside           (GimpCageConfig  *gcc,
+                                                       gfloat           x,
+                                                       gfloat           y);
 
-/**
- * gimp_cage_config_reverse_cage:
- * @gcc: the cage config
- * 
- * When using non-simple cage (like a cage in 8), user may want to manually inverse inside and outside of the cage.
- * This function reverse the cage
- */
-void          gimp_cage_config_reverse_cage           (GimpCageConfig *gcc);
-
-
-/**
- * gimp_cage_config_point_inside:
- * @gcc: the cage config
- * @x: x coordinate of the point to test
- * @y: y coordinate of the point to test
- * 
- * Check if the given point is inside the cage. This test is done in the regard of the topological inside of the cage.
- * 
- * Returns: TRUE if the point is inside, FALSE if not.
- */
-gboolean      gimp_cage_config_point_inside           (GimpCageConfig *gcc,
-                                                       gfloat          x,
-                                                       gfloat          y);
 
 #endif /* __GIMP_CAGE_CONFIG_H__ */
diff --git a/app/gegl/gimpoperationcagecoefcalc.c b/app/gegl/gimpoperationcagecoefcalc.c
index d5b5836..76c6cec 100644
--- a/app/gegl/gimpoperationcagecoefcalc.c
+++ b/app/gegl/gimpoperationcagecoefcalc.c
@@ -20,11 +20,12 @@
 #include "config.h"
 
 #include <gegl.h>
-#include "gimp-gegl-types.h"
 #include <gegl-buffer-iterator.h>
 
 #include "libgimpmath/gimpmath.h"
 
+#include "gimp-gegl-types.h"
+
 #include "gimpoperationcagecoefcalc.h"
 #include "gimpcageconfig.h"
 
@@ -90,8 +91,8 @@ gimp_operation_cage_coef_calc_init (GimpOperationCageCoefCalc *self)
 static void
 gimp_operation_cage_coef_calc_prepare (GeglOperation *operation)
 {
-  GimpOperationCageCoefCalc   *occc   = GIMP_OPERATION_CAGE_COEF_CALC (operation);
-  GimpCageConfig              *config = GIMP_CAGE_CONFIG (occc->config);
+  GimpOperationCageCoefCalc *occc   = GIMP_OPERATION_CAGE_COEF_CALC (operation);
+  GimpCageConfig            *config = GIMP_CAGE_CONFIG (occc->config);
 
   gegl_operation_set_format (operation,
                              "output",
@@ -114,12 +115,12 @@ gimp_operation_cage_coef_calc_finalize (GObject *object)
 }
 
 static void
-gimp_operation_cage_coef_calc_get_property  (GObject    *object,
-                                             guint       property_id,
-                                             GValue     *value,
-                                             GParamSpec *pspec)
+gimp_operation_cage_coef_calc_get_property (GObject    *object,
+                                            guint       property_id,
+                                            GValue     *value,
+                                            GParamSpec *pspec)
 {
-  GimpOperationCageCoefCalc   *self   = GIMP_OPERATION_CAGE_COEF_CALC (object);
+  GimpOperationCageCoefCalc *self = GIMP_OPERATION_CAGE_COEF_CALC (object);
 
   switch (property_id)
     {
@@ -134,12 +135,12 @@ gimp_operation_cage_coef_calc_get_property  (GObject    *object,
 }
 
 static void
-gimp_operation_cage_coef_calc_set_property  (GObject      *object,
-                                             guint         property_id,
-                                             const GValue *value,
-                                             GParamSpec   *pspec)
+gimp_operation_cage_coef_calc_set_property (GObject      *object,
+                                            guint         property_id,
+                                            const GValue *value,
+                                            GParamSpec   *pspec)
 {
-  GimpOperationCageCoefCalc   *self   = GIMP_OPERATION_CAGE_COEF_CALC (object);
+  GimpOperationCageCoefCalc *self = GIMP_OPERATION_CAGE_COEF_CALC (object);
 
   switch (property_id)
     {
@@ -161,7 +162,7 @@ gimp_operation_cage_coef_calc_is_on_straight (GimpVector2 *d1,
                                               GimpVector2 *p)
 {
   GimpVector2 v1, v2;
-  gfloat deter;
+  gfloat      deter;
 
   v1.x = p->x - d1->x;
   v1.y = p->y - d1->y;
@@ -179,8 +180,8 @@ gimp_operation_cage_coef_calc_is_on_straight (GimpVector2 *d1,
 static GeglRectangle
 gimp_operation_cage_coef_calc_get_bounding_box (GeglOperation *operation)
 {
-  GimpOperationCageCoefCalc   *occc   = GIMP_OPERATION_CAGE_COEF_CALC (operation);
-  GimpCageConfig              *config = GIMP_CAGE_CONFIG (occc->config);
+  GimpOperationCageCoefCalc *occc   = GIMP_OPERATION_CAGE_COEF_CALC (operation);
+  GimpCageConfig            *config = GIMP_CAGE_CONFIG (occc->config);
 
   return gimp_cage_config_get_bounding_box (config);
 }
@@ -190,8 +191,8 @@ gimp_operation_cage_coef_calc_process (GeglOperation       *operation,
                                        GeglBuffer          *output,
                                        const GeglRectangle *roi)
 {
-  GimpOperationCageCoefCalc   *occc   = GIMP_OPERATION_CAGE_COEF_CALC (operation);
-  GimpCageConfig              *config = GIMP_CAGE_CONFIG (occc->config);
+  GimpOperationCageCoefCalc *occc   = GIMP_OPERATION_CAGE_COEF_CALC (operation);
+  GimpCageConfig            *config = GIMP_CAGE_CONFIG (occc->config);
 
   Babl *format = babl_format_n (babl_type ("float"), 2 * config->cage_vertice_number);
 
@@ -203,75 +204,75 @@ gimp_operation_cage_coef_calc_process (GeglOperation       *operation,
   it = gegl_buffer_iterator_new (output, roi, format, GEGL_BUFFER_READWRITE);
 
   while (gegl_buffer_iterator_next (it))
-  {
-    /* iterate inside the roi */
-    gint  n_pixels = it->length;
-    gint  x = it->roi->x; /* initial x                   */
-    gint  y = it->roi->y; /*           and y coordinates */
-    gint  j;
+    {
+      /* iterate inside the roi */
+      gint  n_pixels = it->length;
+      gint  x = it->roi->x; /* initial x                   */
+      gint  y = it->roi->y; /*           and y coordinates */
+      gint  j;
 
-    gfloat      *coef = it->data[0];
+      gfloat      *coef = it->data[0];
 
-    while(n_pixels--)
-    {
-      if (gimp_cage_config_point_inside(config, x, y))
-      {
-        for( j = 0; j < config->cage_vertice_number; j++)
+      while(n_pixels--)
         {
-          GimpVector2 v1,v2,a,b,p;
-          gdouble BA,SRT,L0,L1,A0,A1,A10,L10, Q,S,R, absa;
-
-          v1 = config->cage_vertices[j];
-          v2 = config->cage_vertices[(j+1)%config->cage_vertice_number];
-          p.x = x;
-          p.y = y;
-          a.x = v2.x - v1.x;
-          a.y = v2.y - v1.y;
-          absa = gimp_vector2_length (&a);
-
-          b.x = v1.x - x;
-          b.y = v1.y - y;
-          Q = a.x * a.x + a.y * a.y;
-          S = b.x * b.x + b.y * b.y;
-          R = 2.0 * (a.x * b.x + a.y * b.y);
-          BA = b.x * a.y - b.y * a.x;
-          SRT = sqrt(4.0 * S * Q - R * R);
-
-          L0 = log(S);
-          L1 = log(S + Q + R);
-          A0 = atan2(R, SRT) / SRT;
-          A1 = atan2(2.0 * Q + R, SRT) / SRT;
-          A10 = A1 - A0;
-          L10 = L1 - L0;
-
-          /* edge coef */
-          coef[j + config->cage_vertice_number] = (-absa / (4.0 * M_PI)) * ((4.0*S-(R*R)/Q) * A10 + (R / (2.0 * Q)) * L10 + L1 - 2.0);
-
-          if (isnan(coef[j + config->cage_vertice_number]))
-          {
-            coef[j + config->cage_vertice_number] = 0.0;
-          }
-
-          /* vertice coef */
-          if (!gimp_operation_cage_coef_calc_is_on_straight (&v1, &v2, &p))
-          {
-            coef[j] += (BA / (2.0 * M_PI)) * (L10 /(2.0*Q) - A10 * (2.0 + R / Q));
-            coef[(j+1)%config->cage_vertice_number] -= (BA / (2.0 * M_PI)) * (L10 / (2.0 * Q) - A10 * (R / Q));
-          }
+          if (gimp_cage_config_point_inside(config, x, y))
+            {
+              for( j = 0; j < config->cage_vertice_number; j++)
+                {
+                  GimpVector2 v1,v2,a,b,p;
+                  gdouble BA,SRT,L0,L1,A0,A1,A10,L10, Q,S,R, absa;
+
+                  v1 = config->cage_vertices[j];
+                  v2 = config->cage_vertices[(j+1)%config->cage_vertice_number];
+                  p.x = x;
+                  p.y = y;
+                  a.x = v2.x - v1.x;
+                  a.y = v2.y - v1.y;
+                  absa = gimp_vector2_length (&a);
+
+                  b.x = v1.x - x;
+                  b.y = v1.y - y;
+                  Q = a.x * a.x + a.y * a.y;
+                  S = b.x * b.x + b.y * b.y;
+                  R = 2.0 * (a.x * b.x + a.y * b.y);
+                  BA = b.x * a.y - b.y * a.x;
+                  SRT = sqrt(4.0 * S * Q - R * R);
+
+                  L0 = log(S);
+                  L1 = log(S + Q + R);
+                  A0 = atan2(R, SRT) / SRT;
+                  A1 = atan2(2.0 * Q + R, SRT) / SRT;
+                  A10 = A1 - A0;
+                  L10 = L1 - L0;
+
+                  /* edge coef */
+                  coef[j + config->cage_vertice_number] = (-absa / (4.0 * M_PI)) * ((4.0*S-(R*R)/Q) * A10 + (R / (2.0 * Q)) * L10 + L1 - 2.0);
+
+                  if (isnan(coef[j + config->cage_vertice_number]))
+                    {
+                      coef[j + config->cage_vertice_number] = 0.0;
+                    }
+
+                  /* vertice coef */
+                  if (!gimp_operation_cage_coef_calc_is_on_straight (&v1, &v2, &p))
+                    {
+                      coef[j] += (BA / (2.0 * M_PI)) * (L10 /(2.0*Q) - A10 * (2.0 + R / Q));
+                      coef[(j+1)%config->cage_vertice_number] -= (BA / (2.0 * M_PI)) * (L10 / (2.0 * Q) - A10 * (R / Q));
+                    }
+                }
+            }
+
+          coef += 2 * config->cage_vertice_number;
+
+          /* update x and y coordinates */
+          x++;
+          if (x >= (it->roi->x + it->roi->width))
+            {
+              x = it->roi->x;
+              y++;
+            }
         }
-      }
-
-      coef += 2 * config->cage_vertice_number;
-
-      /* update x and y coordinates */
-      x++;
-      if (x >= (it->roi->x + it->roi->width))
-      {
-        x = it->roi->x;
-        y++;
-      }
     }
-  }
 
   return TRUE;
 }
diff --git a/app/gegl/gimpoperationcagecoefcalc.h b/app/gegl/gimpoperationcagecoefcalc.h
index 2795484..70f3a8c 100644
--- a/app/gegl/gimpoperationcagecoefcalc.h
+++ b/app/gegl/gimpoperationcagecoefcalc.h
@@ -20,9 +20,11 @@
 #ifndef __GIMP_OPERATION_CAGE_COEF_CALC_H__
 #define __GIMP_OPERATION_CAGE_COEF_CALC_H__
 
+
 #include <gegl-plugin.h>
 #include <operation/gegl-operation-source.h>
 
+
 enum
 {
   GIMP_OPERATION_CAGE_COEF_CALC_PROP_0,
@@ -42,9 +44,9 @@ typedef struct _GimpOperationCageCoefCalcClass GimpOperationCageCoefCalcClass;
 
 struct _GimpOperationCageCoefCalc
 {
-  GeglOperationSource   parent_instance;
+  GeglOperationSource  parent_instance;
 
-  GimpCageConfig       *config;
+  GimpCageConfig      *config;
 };
 
 struct _GimpOperationCageCoefCalcClass
diff --git a/app/gegl/gimpoperationcagetransform.c b/app/gegl/gimpoperationcagetransform.c
index 7330372..5ed7bf3 100644
--- a/app/gegl/gimpoperationcagetransform.c
+++ b/app/gegl/gimpoperationcagetransform.c
@@ -20,15 +20,17 @@
 #include "config.h"
 
 #include <gegl.h>
-#include "gimp-gegl-types.h"
 #include <gegl-buffer-iterator.h>
 
 #include "libgimpcolor/gimpcolor.h"
 #include "libgimpmath/gimpmath.h"
 
+#include "gimp-gegl-types.h"
+
 #include "gimpoperationcagetransform.h"
 #include "gimpcageconfig.h"
 
+
 static void           gimp_operation_cage_transform_finalize                  (GObject              *object);
 static void           gimp_operation_cage_transform_get_property              (GObject              *object,
                                                                                guint                 property_id,
@@ -77,9 +79,9 @@ G_DEFINE_TYPE (GimpOperationCageTransform, gimp_operation_cage_transform,
 static void
 gimp_operation_cage_transform_class_init (GimpOperationCageTransformClass *klass)
 {
-  GObjectClass                    *object_class     = G_OBJECT_CLASS (klass);
-  GeglOperationClass              *operation_class  = GEGL_OPERATION_CLASS (klass);
-  GeglOperationComposerClass      *filter_class     = GEGL_OPERATION_COMPOSER_CLASS (klass);
+  GObjectClass               *object_class    = G_OBJECT_CLASS (klass);
+  GeglOperationClass         *operation_class = GEGL_OPERATION_CLASS (klass);
+  GeglOperationComposerClass *filter_class    = GEGL_OPERATION_COMPOSER_CLASS (klass);
 
   object_class->get_property          = gimp_operation_cage_transform_get_property;
   object_class->set_property          = gimp_operation_cage_transform_set_property;
@@ -135,10 +137,10 @@ gimp_operation_cage_transform_finalize  (GObject  *object)
 }
 
 static void
-gimp_operation_cage_transform_get_property  (GObject      *object,
-                                             guint         property_id,
-                                             GValue       *value,
-                                             GParamSpec   *pspec)
+gimp_operation_cage_transform_get_property (GObject    *object,
+                                            guint       property_id,
+                                            GValue     *value,
+                                            GParamSpec *pspec)
 {
   GimpOperationCageTransform *self = GIMP_OPERATION_CAGE_TRANSFORM (object);
 
@@ -147,7 +149,6 @@ gimp_operation_cage_transform_get_property  (GObject      *object,
     case GIMP_OPERATION_CAGE_TRANSFORM_PROP_CONFIG:
       g_value_set_object (value, self->config);
       break;
-
     case GIMP_OPERATION_CAGE_TRANSFORM_PROP_FILL:
       g_value_set_boolean (value, self->fill_plain_color);
       break;
@@ -159,10 +160,10 @@ gimp_operation_cage_transform_get_property  (GObject      *object,
 }
 
 static void
-gimp_operation_cage_transform_set_property  (GObject        *object,
-                                             guint           property_id,
-                                             const GValue   *value,
-                                             GParamSpec     *pspec)
+gimp_operation_cage_transform_set_property (GObject      *object,
+                                            guint         property_id,
+                                            const GValue *value,
+                                            GParamSpec   *pspec)
 {
   GimpOperationCageTransform *self = GIMP_OPERATION_CAGE_TRANSFORM (object);
 
@@ -173,7 +174,6 @@ gimp_operation_cage_transform_set_property  (GObject        *object,
         g_object_unref (self->config);
       self->config = g_value_dup_object (value);
       break;
-
     case GIMP_OPERATION_CAGE_TRANSFORM_PROP_FILL:
       self->fill_plain_color = g_value_get_boolean (value);
       break;
@@ -184,15 +184,17 @@ gimp_operation_cage_transform_set_property  (GObject        *object,
     }
 }
 
-
 static void
 gimp_operation_cage_transform_prepare (GeglOperation  *operation)
 {
-  GimpOperationCageTransform    *oct    = GIMP_OPERATION_CAGE_TRANSFORM (operation);
-  GimpCageConfig                *config = GIMP_CAGE_CONFIG (oct->config);
-
-  gegl_operation_set_format (operation, "input", babl_format_n (babl_type ("float"), 2 * config->cage_vertice_number));
-  gegl_operation_set_format (operation, "output", babl_format_n (babl_type ("float"), 2));
+  GimpOperationCageTransform *oct    = GIMP_OPERATION_CAGE_TRANSFORM (operation);
+  GimpCageConfig             *config = GIMP_CAGE_CONFIG (oct->config);
+
+  gegl_operation_set_format (operation, "input",
+                             babl_format_n (babl_type ("float"),
+                                            2 * config->cage_vertice_number));
+  gegl_operation_set_format (operation, "output",
+                             babl_format_n (babl_type ("float"), 2));
 }
 
 static gboolean
@@ -202,8 +204,8 @@ gimp_operation_cage_transform_process (GeglOperation       *operation,
                                        GeglBuffer          *out_buf,
                                        const GeglRectangle *roi)
 {
-  GimpOperationCageTransform    *oct    = GIMP_OPERATION_CAGE_TRANSFORM (operation);
-  GimpCageConfig                *config = GIMP_CAGE_CONFIG (oct->config);
+  GimpOperationCageTransform *oct    = GIMP_OPERATION_CAGE_TRANSFORM (operation);
+  GimpCageConfig             *config = GIMP_CAGE_CONFIG (oct->config);
 
   gint x, y;
   GeglRectangle cage_bb = gimp_cage_config_get_bounding_box (config);
@@ -219,86 +221,86 @@ gimp_operation_cage_transform_process (GeglOperation       *operation,
   plain_color.y = (gint) config->cage_vertices[0].y;
 
   while (gegl_buffer_iterator_next (it))
-  {
-    /* iterate inside the roi */
-    gint        n_pixels = it->length;
-    gint        x = it->roi->x; /* initial x                   */
-    gint        y = it->roi->y; /*           and y coordinates */
-
-    gfloat      *output = it->data[0];
-
-    while(n_pixels--)
     {
-      if (oct->fill_plain_color && gimp_cage_config_point_inside(config, x, y))
-      {
-        output[0] = plain_color.x;
-        output[1] = plain_color.y;
-      }
-      else
-      {
-        output[0] = x;
-        output[1] = y;
-      }
-
-      output += 2;
-
-      /* update x and y coordinates */
-      x++;
-      if (x >= (it->roi->x + it->roi->width))
-      {
-        x = it->roi->x;
-        y++;
-      }
+      /* iterate inside the roi */
+      gint        n_pixels = it->length;
+      gint        x = it->roi->x; /* initial x                   */
+      gint        y = it->roi->y; /*           and y coordinates */
+
+      gfloat      *output = it->data[0];
+
+      while(n_pixels--)
+        {
+          if (oct->fill_plain_color && gimp_cage_config_point_inside(config, x, y))
+            {
+              output[0] = plain_color.x;
+              output[1] = plain_color.y;
+            }
+          else
+            {
+              output[0] = x;
+              output[1] = y;
+            }
+
+          output += 2;
+
+          /* update x and y coordinates */
+          x++;
+          if (x >= (it->roi->x + it->roi->width))
+            {
+              x = it->roi->x;
+              y++;
+            }
+        }
     }
-  }
 
   /* compute, reverse and interpolate the transformation */
   for (x = cage_bb.x; x < cage_bb.x + cage_bb.width - 1; x++)
-  {
-    p1_s.x = x;
-    p2_s.x = x+1;
-    p3_s.x = x+1;
-    p3_s.y = cage_bb.y;
-    p4_s.x = x;
-    p4_s.y = cage_bb.y;
-
-    p3_d = gimp_cage_transform_compute_destination (config, aux_buf, p3_s);
-    p4_d = gimp_cage_transform_compute_destination (config, aux_buf, p4_s);
-
-    for (y = cage_bb.y; y < cage_bb.y + cage_bb.height - 1; y++)
     {
-      p1_s = p4_s;
-      p2_s = p3_s;
-      p3_s.y = y+1;
-      p4_s.y = y+1;
+      p1_s.x = x;
+      p2_s.x = x+1;
+      p3_s.x = x+1;
+      p3_s.y = cage_bb.y;
+      p4_s.x = x;
+      p4_s.y = cage_bb.y;
 
-      p1_d = p4_d;
-      p2_d = p3_d;
       p3_d = gimp_cage_transform_compute_destination (config, aux_buf, p3_s);
       p4_d = gimp_cage_transform_compute_destination (config, aux_buf, p4_s);
 
-      if (gimp_cage_config_point_inside(config, x, y))
-      {
-        gimp_operation_cage_transform_interpolate_source_coords_recurs  (oct,
-                                                                         out_buf,
-                                                                         roi,
-                                                                         p1_s, p1_d,
-                                                                         p2_s, p2_d,
-                                                                         p3_s, p3_d,
-                                                                         0,
-                                                                         coords);
-
-        gimp_operation_cage_transform_interpolate_source_coords_recurs  (oct,
-                                                                         out_buf,
-                                                                         roi,
-                                                                         p1_s, p1_d,
-                                                                         p3_s, p3_d,
-                                                                         p4_s, p4_d,
-                                                                         0,
-                                                                         coords);
-      }
+      for (y = cage_bb.y; y < cage_bb.y + cage_bb.height - 1; y++)
+        {
+          p1_s = p4_s;
+          p2_s = p3_s;
+          p3_s.y = y+1;
+          p4_s.y = y+1;
+
+          p1_d = p4_d;
+          p2_d = p3_d;
+          p3_d = gimp_cage_transform_compute_destination (config, aux_buf, p3_s);
+          p4_d = gimp_cage_transform_compute_destination (config, aux_buf, p4_s);
+
+          if (gimp_cage_config_point_inside(config, x, y))
+            {
+              gimp_operation_cage_transform_interpolate_source_coords_recurs  (oct,
+                                                                               out_buf,
+                                                                               roi,
+                                                                               p1_s, p1_d,
+                                                                               p2_s, p2_d,
+                                                                               p3_s, p3_d,
+                                                                               0,
+                                                                               coords);
+
+              gimp_operation_cage_transform_interpolate_source_coords_recurs  (oct,
+                                                                               out_buf,
+                                                                               roi,
+                                                                               p1_s, p1_d,
+                                                                               p3_s, p3_d,
+                                                                               p4_s, p4_d,
+                                                                               0,
+                                                                               coords);
+            }
+        }
     }
-  }
 
   g_slice_free1 (2 * sizeof (gfloat), coords);
 
@@ -320,7 +322,7 @@ gimp_operation_cage_transform_interpolate_source_coords_recurs (GimpOperationCag
                                                                 gfloat *coords)
 {
   gint xmin, xmax, ymin, ymax;
-  GeglRectangle rect = {0, 0, 1, 1};
+  GeglRectangle rect = { 0, 0, 1, 1 };
 
   if (p1_d.x > roi->x + roi->width) return;
   if (p2_d.x > roi->x + roi->width) return;
@@ -363,126 +365,124 @@ gimp_operation_cage_transform_interpolate_source_coords_recurs (GimpOperationCag
    * if yes, we compute the coefficient of the barycenter for the pixel (x,y) and see if a pixel is inside (ie the 3 coef have the same sign).
    */
   if (xmax - xmin == 1 && ymax - ymin == 1)
-  {
+    {
+      gdouble a, b, c, denom, x, y;
 
-    gdouble a, b, c, denom, x, y;
+      rect.x = xmax;
+      rect.y = ymax;
 
-    rect.x = xmax;
-    rect.y = ymax;
+      x = (gdouble) xmax;
+      y = (gdouble) ymax;
 
-    x = (gdouble) xmax;
-    y = (gdouble) ymax;
+      denom = (p2_d.x - p1_d.x) * p3_d.y + (p1_d.x - p3_d.x) * p2_d.y + (p3_d.x - p2_d.x) * p1_d.y;
+      a = ((p2_d.x - x) * p3_d.y + (x - p3_d.x) * p2_d.y + (p3_d.x - p2_d.x) * y) / denom;
+      b = - ((p1_d.x - x) * p3_d.y + (x - p3_d.x) * p1_d.y + (p3_d.x - p1_d.x) * y) / denom;
+      c = 1.0 - a - b;
 
-    denom = (p2_d.x - p1_d.x) * p3_d.y + (p1_d.x - p3_d.x) * p2_d.y + (p3_d.x - p2_d.x) * p1_d.y;
-    a = ((p2_d.x - x) * p3_d.y + (x - p3_d.x) * p2_d.y + (p3_d.x - p2_d.x) * y) / denom;
-    b = - ((p1_d.x - x) * p3_d.y + (x - p3_d.x) * p1_d.y + (p3_d.x - p1_d.x) * y) / denom;
-    c = 1.0 - a - b;
+      /* if a pixel is inside, we compute his source coordinate and set it in the output buffer */
+      if ((a > 0 && b > 0 && c > 0) || (a < 0 && b < 0 && c < 0))
+        {
+          coords[0] = (a * p1_s.x + b * p2_s.x + c * p3_s.x);
+          coords[1] = (a * p1_s.y + b * p2_s.y + c * p3_s.y);
 
-    /* if a pixel is inside, we compute his source coordinate and set it in the output buffer */
-    if ((a > 0 && b > 0 && c > 0) || (a < 0 && b < 0 && c < 0))
-    {
-      coords[0] = (a * p1_s.x + b * p2_s.x + c * p3_s.x);
-      coords[1] = (a * p1_s.y + b * p2_s.y + c * p3_s.y);
-
-      gegl_buffer_set(out_buf,
-                      &rect,
-                      oct->format_coords,
-                      coords,
-                      GEGL_AUTO_ROWSTRIDE);
-    }
+          gegl_buffer_set (out_buf,
+                           &rect,
+                           oct->format_coords,
+                           coords,
+                           GEGL_AUTO_ROWSTRIDE);
+        }
 
-    return;
-  }
+      return;
+    }
   else
-  {
-    /* we cut the triangle in 4 sub-triangle and treat it recursively */
-    /*
-     *       /\
-     *      /__\
-     *     /\  /\
-     *    /__\/__\
-     *
-     */
-
-    GimpVector2 pm1_d, pm2_d, pm3_d;
-    GimpVector2 pm1_s, pm2_s, pm3_s;
-
-    gint next_depth = recursion_depth + 1;
-
-    pm1_d.x = (p1_d.x + p2_d.x) / 2.0;
-    pm1_d.y = (p1_d.y + p2_d.y) / 2.0;
-
-    pm2_d.x = (p2_d.x + p3_d.x) / 2.0;
-    pm2_d.y = (p2_d.y + p3_d.y) / 2.0;
-
-    pm3_d.x = (p3_d.x + p1_d.x) / 2.0;
-    pm3_d.y = (p3_d.y + p1_d.y) / 2.0;
-
-    pm1_s.x = (p1_s.x + p2_s.x) / 2.0;
-    pm1_s.y = (p1_s.y + p2_s.y) / 2.0;
-
-    pm2_s.x = (p2_s.x + p3_s.x) / 2.0;
-    pm2_s.y = (p2_s.y + p3_s.y) / 2.0;
-
-    pm3_s.x = (p3_s.x + p1_s.x) / 2.0;
-    pm3_s.y = (p3_s.y + p1_s.y) / 2.0;
-
-    gimp_operation_cage_transform_interpolate_source_coords_recurs (oct,
-                                                                    out_buf,
-                                                                    roi,
-                                                                    p1_s, p1_d,
-                                                                    pm1_s, pm1_d,
-                                                                    pm3_s, pm3_d,
-                                                                    next_depth,
-                                                                    coords);
-
-    gimp_operation_cage_transform_interpolate_source_coords_recurs (oct,
-                                                                    out_buf,
-                                                                    roi,
-                                                                    pm1_s, pm1_d,
-                                                                    p2_s, p2_d,
-                                                                    pm2_s, pm2_d,
-                                                                    next_depth,
-                                                                    coords);
-
-    gimp_operation_cage_transform_interpolate_source_coords_recurs (oct,
-                                                                    out_buf,
-                                                                    roi,
-                                                                    pm1_s, pm1_d,
-                                                                    pm2_s, pm2_d,
-                                                                    pm3_s, pm3_d,
-                                                                    next_depth,
-                                                                    coords);
-
-    gimp_operation_cage_transform_interpolate_source_coords_recurs (oct,
-                                                                    out_buf,
-                                                                    roi,
-                                                                    pm3_s, pm3_d,
-                                                                    pm2_s, pm2_d,
-                                                                    p3_s, p3_d,
-                                                                    next_depth,
-                                                                    coords);
-  }
-
+    {
+      /* we cut the triangle in 4 sub-triangle and treat it recursively */
+      /*
+       *       /\
+       *      /__\
+       *     /\  /\
+       *    /__\/__\
+       *
+       */
+
+      GimpVector2 pm1_d, pm2_d, pm3_d;
+      GimpVector2 pm1_s, pm2_s, pm3_s;
+
+      gint next_depth = recursion_depth + 1;
+
+      pm1_d.x = (p1_d.x + p2_d.x) / 2.0;
+      pm1_d.y = (p1_d.y + p2_d.y) / 2.0;
+
+      pm2_d.x = (p2_d.x + p3_d.x) / 2.0;
+      pm2_d.y = (p2_d.y + p3_d.y) / 2.0;
+
+      pm3_d.x = (p3_d.x + p1_d.x) / 2.0;
+      pm3_d.y = (p3_d.y + p1_d.y) / 2.0;
+
+      pm1_s.x = (p1_s.x + p2_s.x) / 2.0;
+      pm1_s.y = (p1_s.y + p2_s.y) / 2.0;
+
+      pm2_s.x = (p2_s.x + p3_s.x) / 2.0;
+      pm2_s.y = (p2_s.y + p3_s.y) / 2.0;
+
+      pm3_s.x = (p3_s.x + p1_s.x) / 2.0;
+      pm3_s.y = (p3_s.y + p1_s.y) / 2.0;
+
+      gimp_operation_cage_transform_interpolate_source_coords_recurs (oct,
+                                                                      out_buf,
+                                                                      roi,
+                                                                      p1_s, p1_d,
+                                                                      pm1_s, pm1_d,
+                                                                      pm3_s, pm3_d,
+                                                                      next_depth,
+                                                                      coords);
+
+      gimp_operation_cage_transform_interpolate_source_coords_recurs (oct,
+                                                                      out_buf,
+                                                                      roi,
+                                                                      pm1_s, pm1_d,
+                                                                      p2_s, p2_d,
+                                                                      pm2_s, pm2_d,
+                                                                      next_depth,
+                                                                      coords);
+
+      gimp_operation_cage_transform_interpolate_source_coords_recurs (oct,
+                                                                      out_buf,
+                                                                      roi,
+                                                                      pm1_s, pm1_d,
+                                                                      pm2_s, pm2_d,
+                                                                      pm3_s, pm3_d,
+                                                                      next_depth,
+                                                                      coords);
+
+      gimp_operation_cage_transform_interpolate_source_coords_recurs (oct,
+                                                                      out_buf,
+                                                                      roi,
+                                                                      pm3_s, pm3_d,
+                                                                      pm2_s, pm2_d,
+                                                                      p3_s, p3_d,
+                                                                      next_depth,
+                                                                      coords);
+    }
 }
 
 static GimpVector2
 gimp_cage_transform_compute_destination (GimpCageConfig *config,
                                          GeglBuffer     *coef_buf,
-                                         GimpVector2      coords)
+                                         GimpVector2     coords)
 {
-  gfloat     *coef;
-  gdouble     pos_x, pos_y;
-  gint i;
-  GeglRectangle rect;
-  GimpVector2 result;
-  gint cvn = config->cage_vertice_number;
-  Babl *format_coef = babl_format_n (babl_type ("float"), 2 * cvn);
+  gfloat        *coef;
+  gdouble        pos_x, pos_y;
+  gint           i;
+  GeglRectangle  rect;
+  GimpVector2    result;
+  gint           cvn = config->cage_vertice_number;
+  Babl          *format_coef = babl_format_n (babl_type ("float"), 2 * cvn);
 
   rect.height = 1;
-  rect.width = 1;
-  rect.x = coords.x;
-  rect.y = coords.y;
+  rect.width  = 1;
+  rect.x      = coords.x;
+  rect.y      = coords.y;
 
   coef = g_malloc (config->cage_vertice_number * 2 * sizeof(gfloat));
 
@@ -491,17 +491,17 @@ gimp_cage_transform_compute_destination (GimpCageConfig *config,
   pos_x = 0;
   pos_y = 0;
 
-  for(i = 0; i < cvn; i++)
-  {
-    pos_x += coef[i] * config->cage_vertices_d[i].x;
-    pos_y += coef[i] * config->cage_vertices_d[i].y;
-  }
+  for (i = 0; i < cvn; i++)
+    {
+      pos_x += coef[i] * config->cage_vertices_d[i].x;
+      pos_y += coef[i] * config->cage_vertices_d[i].y;
+    }
 
-  for(i = 0; i < cvn; i++)
-  {
+  for (i = 0; i < cvn; i++)
+    {
       pos_x += coef[i + cvn] * config->scaling_factor[i] * config->normal_d[i].x;
       pos_y += coef[i + cvn] * config->scaling_factor[i] * config->normal_d[i].y;
-  }
+    }
 
   result.x = pos_x;
   result.y = pos_y;
@@ -512,28 +512,31 @@ gimp_cage_transform_compute_destination (GimpCageConfig *config,
 }
 
 GeglRectangle
-gimp_operation_cage_transform_get_cached_region  (GeglOperation        *operation,
-                                                  const GeglRectangle  *roi)
+gimp_operation_cage_transform_get_cached_region (GeglOperation       *operation,
+                                                 const GeglRectangle *roi)
 {
-  GeglRectangle result = *gegl_operation_source_get_bounding_box (operation, "input");
+  GeglRectangle result = *gegl_operation_source_get_bounding_box (operation,
+                                                                  "input");
 
   return result;
 }
 
 GeglRectangle
-gimp_operation_cage_transform_get_required_for_output (GeglOperation        *operation,
-                                                       const gchar          *input_pad,
-                                                       const GeglRectangle  *roi)
+gimp_operation_cage_transform_get_required_for_output (GeglOperation       *operation,
+                                                       const gchar         *input_pad,
+                                                       const GeglRectangle *roi)
 {
-  GeglRectangle result = *gegl_operation_source_get_bounding_box (operation, "input");
+  GeglRectangle result = *gegl_operation_source_get_bounding_box (operation,
+                                                                  "input");
 
   return result;
 }
 
 GeglRectangle
-gimp_operation_cage_transform_get_bounding_box  (GeglOperation *operation)
+gimp_operation_cage_transform_get_bounding_box (GeglOperation *operation)
 {
-  GeglRectangle result = *gegl_operation_source_get_bounding_box (operation, "input");
+  GeglRectangle result = *gegl_operation_source_get_bounding_box (operation,
+                                                                  "input");
 
   return result;
 }
diff --git a/app/gegl/gimpoperationcagetransform.h b/app/gegl/gimpoperationcagetransform.h
index 092a9a5..cd02932 100644
--- a/app/gegl/gimpoperationcagetransform.h
+++ b/app/gegl/gimpoperationcagetransform.h
@@ -20,6 +20,7 @@
 #ifndef __GIMP_OPERATION_CAGE_TRANSFORM_H__
 #define __GIMP_OPERATION_CAGE_TRANSFORM_H__
 
+
 #include <gegl-plugin.h>
 #include <operation/gegl-operation-composer.h>
 
@@ -30,6 +31,7 @@ enum
   GIMP_OPERATION_CAGE_TRANSFORM_PROP_FILL
 };
 
+
 #define GIMP_TYPE_OPERATION_CAGE_TRANSFORM            (gimp_operation_cage_transform_get_type ())
 #define GIMP_OPERATION_CAGE_TRANSFORM(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_OPERATION_CAGE_TRANSFORM, GimpOperationCageTransform))
 #define GIMP_OPERATION_CAGE_TRANSFORM_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  GIMP_TYPE_OPERATION_CAGE_TRANSFORM, GimpOperationCageTransformClass))
diff --git a/app/tools/gimpcageoptions.c b/app/tools/gimpcageoptions.c
index 98fa919..888f785 100644
--- a/app/tools/gimpcageoptions.c
+++ b/app/tools/gimpcageoptions.c
@@ -19,9 +19,11 @@
 
 #include "config.h"
 
+#include <gegl.h>
 #include <gtk/gtk.h>
 
 #include "libgimpconfig/gimpconfig.h"
+#include "libgimpconfig/gimpconfig.h"
 #include "libgimpwidgets/gimpwidgets.h"
 
 #include "tools-types.h"
@@ -47,15 +49,16 @@ enum
   PROP_FILL_PLAIN_COLOR
 };
 
-static void gimp_cage_options_set_property  (GObject      *object,
-                                             guint         property_id,
-                                             const GValue *value,
-                                             GParamSpec   *pspec);
 
-static void gimp_cage_options_get_property  (GObject    *object,
-                                             guint       property_id,
-                                             GValue     *value,
-                                             GParamSpec *pspec);
+static void   gimp_cage_options_set_property (GObject      *object,
+                                              guint         property_id,
+                                              const GValue *value,
+                                              GParamSpec   *pspec);
+static void   gimp_cage_options_get_property (GObject    *object,
+                                              guint       property_id,
+                                              GValue     *value,
+                                              GParamSpec *pspec);
+
 
 G_DEFINE_TYPE (GimpCageOptions, gimp_cage_options,
                GIMP_TYPE_TRANSFORM_OPTIONS)
@@ -90,10 +93,10 @@ gimp_cage_options_init (GimpCageOptions *options)
 }
 
 static void
-gimp_cage_options_set_property  (GObject      *object,
-                                 guint         property_id,
-                                 const GValue *value,
-                                 GParamSpec   *pspec)
+gimp_cage_options_set_property (GObject      *object,
+                                guint         property_id,
+                                const GValue *value,
+                                GParamSpec   *pspec)
 {
   GimpCageOptions *options = GIMP_CAGE_OPTIONS (object);
 
@@ -102,7 +105,6 @@ gimp_cage_options_set_property  (GObject      *object,
     case PROP_CAGE_MODE:
       options->cage_mode = g_value_get_enum (value);
       break;
-
     case PROP_FILL_PLAIN_COLOR:
       options->fill_plain_color = g_value_get_boolean (value);
       break;
@@ -114,10 +116,10 @@ gimp_cage_options_set_property  (GObject      *object,
 }
 
 static void
-gimp_cage_options_get_property  (GObject    *object,
-                                 guint       property_id,
-                                 GValue     *value,
-                                 GParamSpec *pspec)
+gimp_cage_options_get_property (GObject    *object,
+                                guint       property_id,
+                                GValue     *value,
+                                GParamSpec *pspec)
 {
   GimpCageOptions *options = GIMP_CAGE_OPTIONS (object);
 
@@ -126,7 +128,6 @@ gimp_cage_options_get_property  (GObject    *object,
     case PROP_CAGE_MODE:
       g_value_set_enum (value, options->cage_mode);
       break;
-
     case PROP_FILL_PLAIN_COLOR:
       g_value_set_boolean (value, options->fill_plain_color);
       break;
@@ -150,16 +151,14 @@ gimp_cage_options_gui (GimpToolOptions *tool_options)
   gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
   gtk_widget_show (hbox);
 
-
   mode = gimp_prop_enum_radio_box_new (config, "cage-mode", 0, 0);
   gtk_box_pack_start (GTK_BOX (vbox), mode, FALSE, FALSE, 0);
   gtk_widget_show (mode);
 
-
   button = gimp_prop_check_button_new (config, "fill-plain-color",
                                        _("Fill from first point"));
   gtk_box_pack_start (GTK_BOX (vbox),  button, FALSE, FALSE, 0);
   gtk_widget_show (button);
-  
+
   return vbox;
 }
diff --git a/app/tools/gimpcageoptions.h b/app/tools/gimpcageoptions.h
index b449c7f..14815b9 100644
--- a/app/tools/gimpcageoptions.h
+++ b/app/tools/gimpcageoptions.h
@@ -20,8 +20,8 @@
 #ifndef __GIMP_CAGE_OPTIONS_H__
 #define __GIMP_CAGE_OPTIONS_H__
 
+
 #include "tools/gimptransformoptions.h"
-#include "libgimpbase/gimpbase.h"
 
 
 #define GIMP_TYPE_CAGE_OPTIONS            (gimp_cage_options_get_type ())
@@ -32,22 +32,20 @@
 #define GIMP_CAGE_OPTIONS_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_CAGE_OPTIONS, GimpCageOptionsClass))
 
 
+typedef struct _GimpCageOptions      GimpCageOptions;
 typedef struct _GimpCageOptionsClass GimpCageOptionsClass;
-typedef struct _GimpCageOptions GimpCageOptions;
-
 
 struct _GimpCageOptions
 {
-  GimpTransformOptions    parent_instance;
-  
-  GimpCageMode            cage_mode;
-  gboolean                fill_plain_color;
-};
+  GimpTransformOptions  parent_instance;
 
+  GimpCageMode          cage_mode;
+  gboolean              fill_plain_color;
+};
 
 struct _GimpCageOptionsClass
 {
-  GimpToolOptionsClass parent_class;
+  GimpToolOptionsClass  parent_class;
 };
 
 
@@ -55,4 +53,5 @@ GType       gimp_cage_options_get_type (void) G_GNUC_CONST;
 
 GtkWidget * gimp_cage_options_gui      (GimpToolOptions *tool_options);
 
+
 #endif  /*  __GIMP_CAGE_OPTIONS_H__  */
diff --git a/app/tools/gimpcagetool.c b/app/tools/gimpcagetool.c
index 4eb86c9..172ceee 100644
--- a/app/tools/gimpcagetool.c
+++ b/app/tools/gimpcagetool.c
@@ -17,7 +17,6 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-
 #include "config.h"
 
 #include <string.h>
@@ -26,121 +25,120 @@
 #include <gtk/gtk.h>
 #include <gdk/gdkkeysyms.h>
 
+#include "libgimpbase/gimpbase.h"
 #include "libgimpmath/gimpmath.h"
 #include "libgimpwidgets/gimpwidgets.h"
 
 #include "tools-types.h"
-#include "tools/tools-enums.h"
-#include "gimptoolcontrol.h"
 
-#include "core/core-types.h"
+#include "base/tile-manager.h"
 
 #include "core/gimp.h"
 #include "core/gimp-transform-utils.h"
 #include "core/gimpchannel.h"
-#include "core/gimpdrawable.h"
 #include "core/gimpdrawable-operation.h"
 #include "core/gimpdrawable-shadow.h"
 #include "core/gimpimage.h"
 #include "core/gimpimagemap.h"
 #include "core/gimplayer.h"
-#include "core/gimpprojection.h"
 #include "core/gimpprogress.h"
+#include "core/gimpprojection.h"
+
+#include "gegl/gimpcageconfig.h"
+
+#include "widgets/gimphelp-ids.h"
 
 #include "display/gimpdisplay.h"
 #include "display/gimpdisplayshell.h"
 #include "display/gimpdisplayshell-transform.h"
 
-#include "base/tile-manager.h"
-
-#include "widgets/gimphelp-ids.h"
-
 #include "gimpcagetool.h"
 #include "gimpcageoptions.h"
+#include "gimptoolcontrol.h"
 
 #include "gimp-intl.h"
 
-#include <stdio.h>
-
-/*static gboolean     gimp_cage_tool_initialize     (GimpTool    *tool,
-                                                   GimpDisplay *display,
-                                                   GError     **error);*/
-static void         gimp_cage_tool_finalize           (GObject               *object);
-static void         gimp_cage_tool_start              (GimpCageTool          *ct,
-                                                       GimpDisplay           *display);
-static void         gimp_cage_tool_halt               (GimpCageTool          *ct);
-static void         gimp_cage_tool_button_press       (GimpTool              *tool,
-                                                       const GimpCoords      *coords,
-                                                       guint32                time,
-                                                       GdkModifierType        state,
-                                                       GimpButtonPressType    press_type,
-                                                       GimpDisplay           *display);
-static void         gimp_cage_tool_button_release     (GimpTool              *tool,
-                                                       const GimpCoords      *coords,
-                                                       guint32                time,
-                                                       GdkModifierType        state,
-                                                       GimpButtonReleaseType  release_type,
-                                                       GimpDisplay           *display);
-static gboolean     gimp_cage_tool_key_press          (GimpTool              *tool,
-                                                       GdkEventKey           *kevent,
-                                                       GimpDisplay           *display);
-static void         gimp_cage_tool_motion             (GimpTool              *tool,
-                                                       const GimpCoords      *coords,
-                                                       guint32                time,
-                                                       GdkModifierType        state,
-                                                       GimpDisplay           *display);
-static void         gimp_cage_tool_control            (GimpTool              *tool,
-                                                       GimpToolAction         action,
-                                                       GimpDisplay           *display);
-static void         gimp_cage_tool_cursor_update      (GimpTool              *tool,
-                                                       const GimpCoords      *coords,
-                                                       GdkModifierType        state,
-                                                       GimpDisplay           *display);
-static void         gimp_cage_tool_oper_update        (GimpTool              *tool,
-                                                       const GimpCoords      *coords,
-                                                       GdkModifierType        state,
-                                                       gboolean               proximity,
-                                                       GimpDisplay           *display);
-
-static gint         gimp_cage_tool_is_on_handle       (GimpCageConfig  *gcc,
-                                                       GimpDrawTool    *draw_tool,
-                                                       GimpDisplay     *display,
-                                                       GimpCageMode     mode,
-                                                       gdouble          x,
-                                                       gdouble          y,
-                                                       gint             handle_size);
-static void         gimp_cage_tool_draw               (GimpDrawTool          *draw_tool);
-static void         gimp_cage_tool_switch_to_deform   (GimpCageTool          *ct);
-static void         gimp_cage_tool_remove_last_handle (GimpCageTool          *ct);
-static void         gimp_cage_tool_compute_coef       (GimpCageTool          *ct,
-                                                       GimpDisplay           *display);
-static void         gimp_cage_tool_process            (GimpCageTool          *ct,
-                                                       GimpDisplay           *display);
-static void         gimp_cage_tool_process_drawable   (GimpCageTool          *ct,
-                                                       GimpDrawable          *drawable,
-                                                       GimpProgress          *progress);
-static void         gimp_cage_tool_prepare_preview    (GimpCageTool          *ct,
-                                                       GimpDisplay           *display);
-static gboolean     gimp_cage_tool_update_preview     (GimpTool              *tool);
-
-static GeglNode*    gimp_cage_tool_get_render_node    (GimpCageTool    *ct,
-                                                       GeglNode        *parent);
+
+#define HANDLE_SIZE 25
+
+
+static void       gimp_cage_tool_finalize           (GObject               *object);
+static void       gimp_cage_tool_start              (GimpCageTool          *ct,
+                                                     GimpDisplay           *display);
+static void       gimp_cage_tool_halt               (GimpCageTool          *ct);
+static void       gimp_cage_tool_button_press       (GimpTool              *tool,
+                                                     const GimpCoords      *coords,
+                                                     guint32                time,
+                                                     GdkModifierType        state,
+                                                     GimpButtonPressType    press_type,
+                                                     GimpDisplay           *display);
+static void       gimp_cage_tool_button_release     (GimpTool              *tool,
+                                                     const GimpCoords      *coords,
+                                                     guint32                time,
+                                                     GdkModifierType        state,
+                                                     GimpButtonReleaseType  release_type,
+                                                     GimpDisplay           *display);
+static gboolean   gimp_cage_tool_key_press          (GimpTool              *tool,
+                                                     GdkEventKey           *kevent,
+                                                     GimpDisplay           *display);
+static void       gimp_cage_tool_motion             (GimpTool              *tool,
+                                                     const GimpCoords      *coords,
+                                                     guint32                time,
+                                                     GdkModifierType        state,
+                                                     GimpDisplay           *display);
+static void       gimp_cage_tool_control            (GimpTool              *tool,
+                                                     GimpToolAction         action,
+                                                     GimpDisplay           *display);
+static void       gimp_cage_tool_cursor_update      (GimpTool              *tool,
+                                                     const GimpCoords      *coords,
+                                                     GdkModifierType        state,
+                                                     GimpDisplay           *display);
+static void       gimp_cage_tool_oper_update        (GimpTool              *tool,
+                                                     const GimpCoords      *coords,
+                                                     GdkModifierType        state,
+                                                     gboolean               proximity,
+                                                     GimpDisplay           *display);
+
+static void       gimp_cage_tool_draw               (GimpDrawTool          *draw_tool);
+
+static gint       gimp_cage_tool_is_on_handle       (GimpCageConfig  *gcc,
+                                                     GimpDrawTool    *draw_tool,
+                                                     GimpDisplay     *display,
+                                                     GimpCageMode     mode,
+                                                     gdouble          x,
+                                                     gdouble          y,
+                                                     gint             handle_size);
+
+static void       gimp_cage_tool_switch_to_deform   (GimpCageTool          *ct);
+static void       gimp_cage_tool_remove_last_handle (GimpCageTool          *ct);
+static void       gimp_cage_tool_compute_coef       (GimpCageTool          *ct,
+                                                     GimpDisplay           *display);
+static void       gimp_cage_tool_process            (GimpCageTool          *ct,
+                                                     GimpDisplay           *display);
+static void       gimp_cage_tool_process_drawable   (GimpCageTool          *ct,
+                                                     GimpDrawable          *drawable,
+                                                     GimpProgress          *progress);
+static void       gimp_cage_tool_prepare_preview    (GimpCageTool          *ct,
+                                                     GimpDisplay           *display);
+static gboolean   gimp_cage_tool_update_preview     (GimpTool              *tool);
+
+static GeglNode * gimp_cage_tool_get_render_node    (GimpCageTool    *ct,
+                                                     GeglNode        *parent);
 
 
 G_DEFINE_TYPE (GimpCageTool, gimp_cage_tool, GIMP_TYPE_DRAW_TOOL)
 
 #define parent_class gimp_cage_tool_parent_class
 
-#define HANDLE_SIZE             25
 
 void
 gimp_cage_tool_register (GimpToolRegisterCallback  callback,
                            gpointer                  data)
 {
-  (* callback) (GIMP_TYPE_CAGE_TOOL, /* Tool type */
-                GIMP_TYPE_CAGE_OPTIONS, /*Tool options type*/
-                gimp_cage_options_gui, /*Tool opions gui*/
-                0, /*context_props*/
+  (* callback) (GIMP_TYPE_CAGE_TOOL,
+                GIMP_TYPE_CAGE_OPTIONS,
+                gimp_cage_options_gui,
+                0,
                 "gimp-cage-tool",
                 _("Cage Transform"),
                 _("Cage Transform: Deform a selection with a cage"),
@@ -153,66 +151,53 @@ gimp_cage_tool_register (GimpToolRegisterCallback  callback,
 static void
 gimp_cage_tool_class_init (GimpCageToolClass *klass)
 {
-  GObjectClass           *object_class         = G_OBJECT_CLASS (klass);
-  GimpToolClass          *tool_class           = GIMP_TOOL_CLASS (klass);
-  GimpDrawToolClass      *draw_tool_class      = GIMP_DRAW_TOOL_CLASS (klass);
-
-  object_class->finalize          = gimp_cage_tool_finalize;
-
-  /*tool_class->initialize          = gimp_cage_tool_initialize;*/
-  tool_class->button_press        = gimp_cage_tool_button_press;
-  tool_class->button_release      = gimp_cage_tool_button_release;
-  tool_class->key_press           = gimp_cage_tool_key_press;
-  tool_class->motion              = gimp_cage_tool_motion;
-  tool_class->control             = gimp_cage_tool_control;
-  tool_class->cursor_update       = gimp_cage_tool_cursor_update;
-  tool_class->oper_update         = gimp_cage_tool_oper_update;
-
-  draw_tool_class->draw           = gimp_cage_tool_draw;
+  GObjectClass      *object_class    = G_OBJECT_CLASS (klass);
+  GimpToolClass     *tool_class      = GIMP_TOOL_CLASS (klass);
+  GimpDrawToolClass *draw_tool_class = GIMP_DRAW_TOOL_CLASS (klass);
+
+  object_class->finalize     = gimp_cage_tool_finalize;
+
+  tool_class->button_press   = gimp_cage_tool_button_press;
+  tool_class->button_release = gimp_cage_tool_button_release;
+  tool_class->key_press      = gimp_cage_tool_key_press;
+  tool_class->motion         = gimp_cage_tool_motion;
+  tool_class->control        = gimp_cage_tool_control;
+  tool_class->cursor_update  = gimp_cage_tool_cursor_update;
+  tool_class->oper_update    = gimp_cage_tool_oper_update;
+
+  draw_tool_class->draw      = gimp_cage_tool_draw;
 }
 
 static void
 gimp_cage_tool_init (GimpCageTool *self)
 {
-  self->config = g_object_new (GIMP_TYPE_CAGE_CONFIG, NULL);
+  self->config            = g_object_new (GIMP_TYPE_CAGE_CONFIG, NULL);
   self->cursor_position.x = 0;
   self->cursor_position.y = 0;
-  self->handle_moved = -1;
-  self->cage_complete = FALSE;
+  self->handle_moved      = -1;
+  self->cage_complete     = FALSE;
 
-  self->coef = NULL;
-  self->image_map = NULL;
-  self->node_preview = NULL;
+  self->coef              = NULL;
+  self->image_map         = NULL;
+  self->node_preview      = NULL;
 
-  self->idle_id = 0;
+  self->idle_id           = 0;
 }
 
-/*static gboolean
-gimp_cage_tool_initialize (GimpTool    *tool,
-                           GimpDisplay *display,
-                           GError     **error)
-{
-  GimpCageTool *cage_tool = GIMP_CAGE_TOOL (tool);
-
-  return GIMP_TOOL_CLASS (parent_class)->initialize(tool, display, error);
-}*/
-
 static void
 gimp_cage_tool_finalize (GObject *object)
 {
-  GimpCageTool        *ct  = GIMP_CAGE_TOOL (object);
+  GimpCageTool *ct = GIMP_CAGE_TOOL (object);
 
   gimp_cage_tool_halt (ct);
 
   G_OBJECT_CLASS (parent_class)->finalize (object);
 }
 
-
-
 static void
 gimp_cage_tool_control (GimpTool       *tool,
-                         GimpToolAction  action,
-                         GimpDisplay    *display)
+                        GimpToolAction  action,
+                        GimpDisplay    *display)
 {
   switch (action)
     {
@@ -228,17 +213,16 @@ gimp_cage_tool_control (GimpTool       *tool,
   GIMP_TOOL_CLASS (parent_class)->control (tool, action, display);
 }
 
-
 static void
-gimp_cage_tool_start (GimpCageTool       *ct,
-                      GimpDisplay        *display)
+gimp_cage_tool_start (GimpCageTool *ct,
+                      GimpDisplay  *display)
 {
-  GimpTool                  *tool      = GIMP_TOOL (ct);
-  GimpDrawTool              *draw_tool = GIMP_DRAW_TOOL (tool);
-  GimpImage     *image    = gimp_display_get_image (display);
-  GimpDrawable  *drawable = gimp_image_get_active_drawable (image);
-  gint off_x;
-  gint off_y;
+  GimpTool     *tool      = GIMP_TOOL (ct);
+  GimpDrawTool *draw_tool = GIMP_DRAW_TOOL (tool);
+  GimpImage    *image     = gimp_display_get_image (display);
+  GimpDrawable *drawable  = gimp_image_get_active_drawable (image);
+  gint          off_x;
+  gint          off_y;
 
   gimp_tool_control_activate (tool->control);
 
@@ -255,17 +239,16 @@ gimp_cage_tool_start (GimpCageTool       *ct,
       g_object_unref (ct->image_map);
     }
 
-  ct->config = g_object_new (GIMP_TYPE_CAGE_CONFIG, NULL);
+  ct->config            = g_object_new (GIMP_TYPE_CAGE_CONFIG, NULL);
   ct->cursor_position.x = -1000;
   ct->cursor_position.y = -1000;
-  ct->handle_moved = -1;
-  ct->cage_complete = FALSE;
-
-   /*Setting up cage offset to convert the cage point coords to drawable coords*/
-  gimp_item_get_offset (GIMP_ITEM (drawable),
-                       &off_x,
-                       &off_y);
+  ct->handle_moved      = -1;
+  ct->cage_complete     = FALSE;
 
+  /* Setting up cage offset to convert the cage point coords to
+   * drawable coords
+   */
+  gimp_item_get_offset (GIMP_ITEM (drawable), &off_x, &off_y);
 
   ct->config->offset_x = off_x;
   ct->config->offset_y = off_y;
@@ -279,7 +262,7 @@ gimp_cage_tool_key_press (GimpTool    *tool,
                           GdkEventKey *kevent,
                           GimpDisplay *display)
 {
-  GimpCageTool *ct    = GIMP_CAGE_TOOL (tool);
+  GimpCageTool *ct = GIMP_CAGE_TOOL (tool);
 
   switch (kevent->keyval)
     {
@@ -291,17 +274,18 @@ gimp_cage_tool_key_press (GimpTool    *tool,
     case GDK_KP_Enter:
     case GDK_ISO_Enter:
       if (ct->cage_complete)
-      {
-        gimp_image_map_abort (ct->image_map);
-        g_object_unref (ct->image_map);
-        ct->image_map = NULL;
-        if (ct->idle_id)
-          {
-            g_source_remove(ct->idle_id);
-            ct->idle_id = 0; /*Stop preview update for now*/
-          }
-        gimp_cage_tool_process (ct, display); /*RUN IT BABY*/
-      }
+        {
+          gimp_image_map_abort (ct->image_map);
+          g_object_unref (ct->image_map);
+          ct->image_map = NULL;
+          if (ct->idle_id)
+            {
+              g_source_remove (ct->idle_id);
+              ct->idle_id = 0;
+            }
+
+          gimp_cage_tool_process (ct, display);
+        }
       return TRUE;
 
     case GDK_Escape:
@@ -317,43 +301,41 @@ gimp_cage_tool_key_press (GimpTool    *tool,
 
 static void
 gimp_cage_tool_motion (GimpTool         *tool,
-                        const GimpCoords *coords,
-                        guint32           time,
-                        GdkModifierType   state,
-                        GimpDisplay      *display)
+                       const GimpCoords *coords,
+                       guint32           time,
+                       GdkModifierType   state,
+                       GimpDisplay      *display)
 {
-  GimpCageTool        *ct         = GIMP_CAGE_TOOL (tool);
-  GimpDrawTool        *draw_tool  = GIMP_DRAW_TOOL (tool);
-  GimpCageOptions     *options    = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
-  GimpCageConfig      *config     = ct->config;
-
+  GimpCageTool    *ct        = GIMP_CAGE_TOOL (tool);
+  GimpDrawTool    *draw_tool = GIMP_DRAW_TOOL (tool);
+  GimpCageOptions *options   = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
+  GimpCageConfig  *config    = ct->config;
 
   gimp_draw_tool_pause (draw_tool);
 
-
   if (ct->handle_moved >= 0)
-  {
-    gimp_cage_config_move_cage_point  (config,
-                                      options->cage_mode,
-                                      ct->handle_moved,
-                                      coords->x,
-                                      coords->y);
-  }
+    {
+      gimp_cage_config_move_cage_point (config,
+                                        options->cage_mode,
+                                        ct->handle_moved,
+                                        coords->x,
+                                        coords->y);
+    }
 
   gimp_draw_tool_resume (draw_tool);
 }
 
 static void
-gimp_cage_tool_oper_update  (GimpTool         *tool,
-                             const GimpCoords *coords,
-                             GdkModifierType   state,
-                             gboolean          proximity,
-                             GimpDisplay      *display)
+gimp_cage_tool_oper_update (GimpTool         *tool,
+                            const GimpCoords *coords,
+                            GdkModifierType   state,
+                            gboolean          proximity,
+                            GimpDisplay      *display)
 {
-  GimpCageTool    *ct          = GIMP_CAGE_TOOL (tool);
-  GimpDrawTool    *draw_tool   = GIMP_DRAW_TOOL (tool);
-  GimpCageOptions *options     = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
-  GimpCageConfig  *config      = ct->config;
+  GimpCageTool    *ct            = GIMP_CAGE_TOOL (tool);
+  GimpDrawTool    *draw_tool     = GIMP_DRAW_TOOL (tool);
+  GimpCageOptions *options       = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
+  GimpCageConfig  *config        = ct->config;
   gint             active_handle = -1;
 
   if (config)
@@ -363,7 +345,8 @@ gimp_cage_tool_oper_update  (GimpTool         *tool,
                                                  options->cage_mode,
                                                  coords->x,
                                                  coords->y,
-                                                 HANDLE_SIZE );
+                                                 HANDLE_SIZE);
+
   if (!ct->cage_complete || (active_handle > -1))
     {
       gimp_draw_tool_pause (draw_tool);
@@ -375,69 +358,63 @@ gimp_cage_tool_oper_update  (GimpTool         *tool,
     }
 }
 
-
 static void
-gimp_cage_tool_button_press (GimpTool              *tool,
-                             const GimpCoords      *coords,
-                             guint32                time,
-                             GdkModifierType        state,
-                             GimpButtonPressType    press_type,
-                             GimpDisplay           *display)
+gimp_cage_tool_button_press (GimpTool            *tool,
+                             const GimpCoords    *coords,
+                             guint32              time,
+                             GdkModifierType      state,
+                             GimpButtonPressType  press_type,
+                             GimpDisplay         *display)
 {
-  GimpCageTool      *ct       = GIMP_CAGE_TOOL (tool);
-  GimpCageOptions   *options  = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
-  GimpCageConfig    *config   = ct->config;
+  GimpCageTool    *ct      = GIMP_CAGE_TOOL (tool);
+  GimpCageOptions *options = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
+  GimpCageConfig  *config  = ct->config;
 
   g_return_if_fail (GIMP_IS_CAGE_TOOL (ct));
 
   if (display != tool->display)
-  {
-    gimp_cage_tool_start  (ct,
-                           display);
-    config   = ct->config;
-  }
+    {
+      gimp_cage_tool_start (ct, display);
+      config = ct->config;
+    }
 
   gimp_draw_tool_pause (GIMP_DRAW_TOOL (ct));
 
-
   if (ct->handle_moved < 0)
-  {
-    ct->handle_moved = gimp_cage_tool_is_on_handle  (config,
-                                                     GIMP_DRAW_TOOL(ct),
-                                                     display,
-                                                     options->cage_mode,
-                                                     coords->x,
-                                                     coords->y,
-                                                     HANDLE_SIZE);
-    if (ct->handle_moved > 0 && ct->idle_id > 0)
-      {
-        g_source_remove(ct->idle_id);
-        ct->idle_id = 0; /*Stop preview update for now*/
-      }
-  }
+    {
+      ct->handle_moved = gimp_cage_tool_is_on_handle (config,
+                                                      GIMP_DRAW_TOOL (ct),
+                                                      display,
+                                                      options->cage_mode,
+                                                      coords->x,
+                                                      coords->y,
+                                                      HANDLE_SIZE);
+      if (ct->handle_moved > 0 && ct->idle_id > 0)
+        {
+          g_source_remove(ct->idle_id);
+          ct->idle_id = 0; /*Stop preview update for now*/
+        }
+    }
 
   if (ct->handle_moved < 0 && !ct->cage_complete)
-  {
-    gimp_cage_config_add_cage_point (config,
-                                    coords->x,
-                                    coords->y);
-  }
+    {
+      gimp_cage_config_add_cage_point (config, coords->x, coords->y);
+    }
 
   gimp_draw_tool_resume (GIMP_DRAW_TOOL (ct));
 
   /* user is clicking on the first handle, we close the cage and
-   * switch to deform mode*/
+   * switch to deform mode
+   */
   if (ct->handle_moved == 0 && config->cage_vertice_number > 2 && !ct->coef)
-  {
-    ct->cage_complete = TRUE;
-    gimp_cage_tool_switch_to_deform (ct);
-
-    gimp_cage_config_reverse_cage_if_needed (config);
-    gimp_cage_tool_compute_coef (ct, display);
-    gimp_cage_tool_prepare_preview (ct, display);
-
-  }
+    {
+      ct->cage_complete = TRUE;
+      gimp_cage_tool_switch_to_deform (ct);
 
+      gimp_cage_config_reverse_cage_if_needed (config);
+      gimp_cage_tool_compute_coef (ct, display);
+      gimp_cage_tool_prepare_preview (ct, display);
+    }
 }
 
 void
@@ -450,116 +427,96 @@ gimp_cage_tool_button_release (GimpTool              *tool,
 {
   GimpCageTool *ct = GIMP_CAGE_TOOL (tool);
 
-
   if (ct->coef && ct->handle_moved > -1)
-  {
-
-    GimpDisplayShell *shell = gimp_display_get_shell (tool->display);
-    GimpItem         *item  = GIMP_ITEM (tool->drawable);
+    {
+      GimpDisplayShell *shell = gimp_display_get_shell (tool->display);
+      GimpItem         *item  = GIMP_ITEM (tool->drawable);
+      gint              x, y;
+      gint              w, h;
+      gint              off_x, off_y;
+      GeglRectangle     visible;
 
-    gint              x, y;
-    gint              w, h;
-    gint              off_x, off_y;
-    GeglRectangle     visible;
+      gimp_display_shell_untransform_viewport (shell, &x, &y, &w, &h);
 
-    gimp_display_shell_untransform_viewport (shell, &x, &y, &w, &h);
+      gimp_item_get_offset (item, &off_x, &off_y);
 
-    gimp_item_get_offset (item, &off_x, &off_y);
+      gimp_rectangle_intersect (x, y, w, h,
+                                off_x,
+                                off_y,
+                                gimp_item_get_width  (item),
+                                gimp_item_get_height (item),
+                                &visible.x,
+                                &visible.y,
+                                &visible.width,
+                                &visible.height);
 
-    gimp_rectangle_intersect (x, y, w, h,
-                              off_x,
-                              off_y,
-                              gimp_item_get_width  (item),
-                              gimp_item_get_height (item),
-                              &visible.x,
-                              &visible.y,
-                              &visible.width,
-                              &visible.height);
+      visible.x -= off_x;
+      visible.y -= off_y;
 
-    visible.x -= off_x;
-    visible.y -= off_y;
+      gimp_draw_tool_pause (GIMP_DRAW_TOOL (ct));
 
-    gimp_draw_tool_pause (GIMP_DRAW_TOOL (ct));
+      gimp_image_map_apply (ct->image_map, &visible);
 
-    gimp_image_map_apply (ct->image_map, &visible);
+      ct->idle_id = g_idle_add ((GSourceFunc) gimp_cage_tool_update_preview,
+                                tool);
 
-    ct->idle_id = g_idle_add ((GSourceFunc) gimp_cage_tool_update_preview, tool);
+      gimp_draw_tool_resume (GIMP_DRAW_TOOL (ct));
+    }
 
-    gimp_draw_tool_resume (GIMP_DRAW_TOOL (ct));
-  }
   ct->handle_moved = -1;
-
 }
 
 static void
-gimp_cage_tool_cursor_update  (GimpTool         *tool,
-                               const GimpCoords *coords,
-                               GdkModifierType   state,
-                               GimpDisplay      *display)
+gimp_cage_tool_cursor_update (GimpTool         *tool,
+                              const GimpCoords *coords,
+                              GdkModifierType   state,
+                              GimpDisplay      *display)
 {
-  GimpCageTool    *ct       = GIMP_CAGE_TOOL (tool);
-  GimpCageOptions *options  = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
+  GimpCageTool    *ct      = GIMP_CAGE_TOOL (tool);
+  GimpCageOptions *options = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
 
   if (tool->display == NULL)
-  {
-    GIMP_TOOL_CLASS (parent_class)->cursor_update (tool,
-                                                   coords,
-                                                   state,
-                                                   display);
-  }
-  else
-  {
-    GimpCursorModifier modifier;
-
-    if (options->cage_mode == GIMP_CAGE_MODE_CAGE_CHANGE)
     {
-      modifier = GIMP_CURSOR_MODIFIER_ANCHOR;
+      GIMP_TOOL_CLASS (parent_class)->cursor_update (tool, coords, state,
+                                                     display);
     }
-    else
+  else
     {
-      modifier = GIMP_CURSOR_MODIFIER_MOVE;
+      GimpCursorModifier modifier;
+
+      if (options->cage_mode == GIMP_CAGE_MODE_CAGE_CHANGE)
+        {
+          modifier = GIMP_CURSOR_MODIFIER_ANCHOR;
+        }
+      else
+        {
+          modifier = GIMP_CURSOR_MODIFIER_MOVE;
+        }
+
+      gimp_tool_set_cursor (tool, display,
+                            gimp_tool_control_get_cursor (tool->control),
+                            gimp_tool_control_get_tool_cursor (tool->control),
+                            modifier);
     }
-
-    gimp_tool_set_cursor (tool, display,
-                          gimp_tool_control_get_cursor (tool->control),
-                          gimp_tool_control_get_tool_cursor (tool->control),
-                          modifier);
-  }
 }
 
-
-/**
- * gimp_cage_tool_draw:
- * @draw_tool:
- *
- * Draw the tool on the canvas.
- */
 static void
 gimp_cage_tool_draw (GimpDrawTool *draw_tool)
 {
-  GimpCageTool        *ct       = GIMP_CAGE_TOOL (draw_tool);
-  GimpCageOptions     *options  = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
-  GimpCageConfig      *config   = ct->config;
-
-  gint                 i = 0;
-  gint                 on_handle = -1;
-  GimpVector2         *vertices;
-
+  GimpCageTool    *ct        = GIMP_CAGE_TOOL (draw_tool);
+  GimpCageOptions *options   = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
+  GimpCageConfig  *config    = ct->config;
+  gint             i         = 0;
+  gint             on_handle = -1;
+  GimpVector2     *vertices;
 
   if (config->cage_vertice_number <= 0)
-  {
     return;
-  }
 
   if (options->cage_mode == GIMP_CAGE_MODE_CAGE_CHANGE)
-  {
     vertices = config->cage_vertices;
-  }
   else
-  {
     vertices = config->cage_vertices_d;
-  }
-
 
   /*gimp_draw_tool_add_lines (draw_tool,
                              vertices,
@@ -567,21 +524,21 @@ gimp_cage_tool_draw (GimpDrawTool *draw_tool)
                              FALSE);*/
 
   if (!ct->cage_complete && ct->cursor_position.x != -1000)
-  {
-    gimp_draw_tool_add_line (draw_tool,
-                              vertices[config->cage_vertice_number - 1].x + ct->config->offset_x,
-                              vertices[config->cage_vertice_number - 1].y + ct->config->offset_y,
-                              ct->cursor_position.x,
-                              ct->cursor_position.y);
-  }
+    {
+      gimp_draw_tool_add_line (draw_tool,
+                               vertices[config->cage_vertice_number - 1].x + ct->config->offset_x,
+                               vertices[config->cage_vertice_number - 1].y + ct->config->offset_y,
+                               ct->cursor_position.x,
+                               ct->cursor_position.y);
+    }
   else
-  {
-    gimp_draw_tool_add_line (draw_tool,
-                              vertices[config->cage_vertice_number - 1].x + ct->config->offset_x,
-                              vertices[config->cage_vertice_number - 1].y + ct->config->offset_y,
-                              vertices[0].x + ct->config->offset_x,
-                              vertices[0].y + ct->config->offset_y);
-  }
+    {
+      gimp_draw_tool_add_line (draw_tool,
+                               vertices[config->cage_vertice_number - 1].x + ct->config->offset_x,
+                               vertices[config->cage_vertice_number - 1].y + ct->config->offset_y,
+                               vertices[0].x + ct->config->offset_x,
+                               vertices[0].y + ct->config->offset_y);
+    }
 
   on_handle = gimp_cage_tool_is_on_handle (config,
                                            draw_tool,
@@ -592,41 +549,38 @@ gimp_cage_tool_draw (GimpDrawTool *draw_tool)
                                            HANDLE_SIZE);
 
   for(i = 0; i < config->cage_vertice_number; i++)
-  {
-
-    GimpHandleType handle = GIMP_HANDLE_CIRCLE;
-
-    if (i == on_handle)
     {
-      handle = GIMP_HANDLE_FILLED_CIRCLE;
+      GimpHandleType handle = GIMP_HANDLE_CIRCLE;
+
+      if (i == on_handle)
+        handle = GIMP_HANDLE_FILLED_CIRCLE;
+
+      if (i > 0)
+        gimp_draw_tool_add_line (draw_tool,
+                                 vertices[i - 1].x + ct->config->offset_x,
+                                 vertices[i - 1].y + ct->config->offset_y,
+                                 vertices[i].x + ct->config->offset_x,
+                                 vertices[i].y + ct->config->offset_y);
+
+      gimp_draw_tool_add_handle (draw_tool,
+                                 handle,
+                                 vertices[i].x + ct->config->offset_x,
+                                 vertices[i].y + ct->config->offset_y,
+                                 HANDLE_SIZE, HANDLE_SIZE,
+                                 GTK_ANCHOR_CENTER);
     }
-
-    if (i > 0)
-      gimp_draw_tool_add_line (draw_tool,
-                                vertices[i - 1].x + ct->config->offset_x,
-                                vertices[i - 1].y + ct->config->offset_y,
-                                vertices[i].x + ct->config->offset_x,
-                                vertices[i].y + ct->config->offset_y);
-
-    gimp_draw_tool_add_handle (draw_tool,
-                               handle,
-                               vertices[i].x + ct->config->offset_x,
-                               vertices[i].y + ct->config->offset_y,
-                               HANDLE_SIZE, HANDLE_SIZE,
-                               GTK_ANCHOR_CENTER);
-  }
 }
 
 static gint
-gimp_cage_tool_is_on_handle (GimpCageConfig  *gcc,
-                             GimpDrawTool    *draw_tool,
-                             GimpDisplay     *display,
-                             GimpCageMode     mode,
-                             gdouble          x,
-                             gdouble          y,
-                             gint             handle_size)
+gimp_cage_tool_is_on_handle (GimpCageConfig *gcc,
+                             GimpDrawTool   *draw_tool,
+                             GimpDisplay    *display,
+                             GimpCageMode    mode,
+                             gdouble         x,
+                             gdouble         y,
+                             gint            handle_size)
 {
-  gint i;
+  gint    i;
   gdouble vert_x;
   gdouble vert_y;
   gdouble dist = G_MAXDOUBLE;
@@ -637,30 +591,26 @@ gimp_cage_tool_is_on_handle (GimpCageConfig  *gcc,
     return -1;
 
   for (i = 0; i < gcc->cage_vertice_number; i++)
-  {
-    if (mode == GIMP_CAGE_MODE_CAGE_CHANGE)
     {
-      vert_x = gcc->cage_vertices[i].x + gcc->offset_x;
-      vert_y = gcc->cage_vertices[i].y + gcc->offset_y;
+      if (mode == GIMP_CAGE_MODE_CAGE_CHANGE)
+        {
+          vert_x = gcc->cage_vertices[i].x + gcc->offset_x;
+          vert_y = gcc->cage_vertices[i].y + gcc->offset_y;
+        }
+      else
+        {
+          vert_x = gcc->cage_vertices_d[i].x + gcc->offset_x;
+          vert_y = gcc->cage_vertices_d[i].y + gcc->offset_y;
+        }
+
+      dist = gimp_draw_tool_calc_distance_square (GIMP_DRAW_TOOL (draw_tool),
+                                                  display,
+                                                  x, y,
+                                                  vert_x, vert_y);
+
+      if (dist <= (handle_size * handle_size))
+        return i;
     }
-    else
-    {
-      vert_x = gcc->cage_vertices_d[i].x + gcc->offset_x;
-      vert_y = gcc->cage_vertices_d[i].y + gcc->offset_y;
-    }
-
-    dist = gimp_draw_tool_calc_distance_square (GIMP_DRAW_TOOL (draw_tool),
-                                                display,
-                                                x,
-                                                y,
-                                                vert_x,
-                                                vert_y);
-
-    if (dist <= (handle_size * handle_size))
-    {
-      return i;
-    }
-  }
 
   return -1;
 }
@@ -668,17 +618,19 @@ gimp_cage_tool_is_on_handle (GimpCageConfig  *gcc,
 static void
 gimp_cage_tool_remove_last_handle (GimpCageTool *ct)
 {
-  GimpCageConfig      *config   = ct->config;
+  GimpCageConfig *config = ct->config;
 
   gimp_draw_tool_pause (GIMP_DRAW_TOOL (ct));
+
   gimp_cage_config_remove_last_cage_point (config);
+
   gimp_draw_tool_resume (GIMP_DRAW_TOOL (ct));
 }
 
 static void
 gimp_cage_tool_switch_to_deform (GimpCageTool *ct)
 {
-  GimpCageOptions *options  = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
+  GimpCageOptions *options = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
 
   g_object_set (options, "cage-mode", GIMP_CAGE_MODE_DEFORM, NULL);
 }
@@ -687,39 +639,39 @@ static void
 gimp_cage_tool_compute_coef (GimpCageTool *ct,
                              GimpDisplay  *display)
 {
-  GimpCageConfig    *config   = ct->config;
-
-  Babl          *format;
-  GeglNode      *gegl, *input, *output;
-  GeglProcessor *processor;
-  GimpProgress  *progress;
-  GeglBuffer    *buffer;
-  gdouble        value;
+  GimpCageConfig *config   = ct->config;
+  Babl           *format;
+  GeglNode       *gegl, *input, *output;
+  GeglProcessor  *processor;
+  GimpProgress   *progress;
+  GeglBuffer     *buffer;
+  gdouble         value;
 
   if (ct->coef)
-  {
-    gegl_buffer_destroy (ct->coef);
-    ct->coef = NULL;
-  }
+    {
+      gegl_buffer_destroy (ct->coef);
+      ct->coef = NULL;
+    }
 
-  format = babl_format_n(babl_type("float"), config->cage_vertice_number * 2);
+  format = babl_format_n (babl_type ("float"),
+                          config->cage_vertice_number * 2);
 
   progress = gimp_progress_start (GIMP_PROGRESS (display),
-                                _("Coefficient computation"),
-                                FALSE);
+                                  _("Coefficient computation"),
+                                  FALSE);
 
   gegl = gegl_node_new ();
 
   input = gegl_node_new_child (gegl,
-                                "operation", "gimp:cage_coef_calc",
-                                "config", ct->config,
-                                NULL);
+                               "operation", "gimp:cage_coef_calc",
+                               "config",    ct->config,
+                               NULL);
 
   output = gegl_node_new_child (gegl,
-                              "operation", "gegl:buffer-sink",
-                              "buffer", &buffer,
-                              "format", format,
-                              NULL);
+                                "operation", "gegl:buffer-sink",
+                                "buffer",    &buffer,
+                                "format",    format,
+                                NULL);
 
   gegl_node_connect_to (input, "output",
                         output, "input");
@@ -727,33 +679,30 @@ gimp_cage_tool_compute_coef (GimpCageTool *ct,
   processor = gegl_node_new_processor (output, NULL);
 
   while (gegl_processor_work (processor, &value))
-  {
+    {
       gimp_progress_set_value (progress, value);
-  }
+    }
 
   gimp_progress_end (progress);
+
   gegl_processor_destroy (processor);
 
   ct->coef = buffer;
   g_object_unref (gegl);
 }
 
-static GeglNode*
+static GeglNode *
 gimp_cage_tool_get_render_node (GimpCageTool *ct,
                                 GeglNode     *parent)
 {
-   GimpCageOptions *options  = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
+  GimpCageOptions *options  = GIMP_CAGE_TOOL_GET_OPTIONS (ct);
+  GeglNode        *coef, *cage, *render; /* Render nodes */
+  GeglNode        *input, *output; /* Proxy nodes*/
+  GeglNode        *node; /* wraper to be returned */
 
-  GeglNode *coef, *cage, *render; /* Render nodes */
-  GeglNode *input, *output; /* Proxy nodes*/
-  GeglNode *node; /* wraper to be returned */
-
-   node = gegl_node_new_child (parent,
-                               NULL,
-                               NULL);
+  node = gegl_node_new_child (parent, NULL, NULL);
 
   input  = gegl_node_get_input_proxy  (node, "input");
-
   output = gegl_node_get_output_proxy (node, "output");
 
   coef = gegl_node_new_child (ct->node_preview,
@@ -762,8 +711,8 @@ gimp_cage_tool_get_render_node (GimpCageTool *ct,
                               NULL);
 
   cage = gegl_node_new_child (parent,
-                              "operation", "gimp:cage_transform",
-                              "config", ct->config,
+                              "operation",        "gimp:cage_transform",
+                              "config",           ct->config,
                               "fill_plain_color", options->fill_plain_color,
                               NULL);
 
@@ -792,22 +741,19 @@ static void
 gimp_cage_tool_prepare_preview (GimpCageTool *ct,
                                 GimpDisplay  *display)
 {
-  GimpImage       *image    = gimp_display_get_image (display);
-  GimpDrawable    *drawable = gimp_image_get_active_drawable (image);
-
-
-  GeglNode *node; 
+  GimpImage    *image    = gimp_display_get_image (display);
+  GimpDrawable *drawable = gimp_image_get_active_drawable (image);
+  GeglNode     *node;
 
   if (ct->node_preview)
-  {
-    g_object_unref (ct->node_preview);
-    ct->node_preview = NULL;
-  }
+    {
+      g_object_unref (ct->node_preview);
+      ct->node_preview = NULL;
+    }
 
   ct->node_preview  = gegl_node_new ();
 
-  node = gimp_cage_tool_get_render_node (ct,
-                                         ct->node_preview);
+  node = gimp_cage_tool_get_render_node (ct, ct->node_preview);
 
   ct->image_map = gimp_image_map_new (drawable,
                                       _("Cage transform"),
@@ -819,17 +765,17 @@ gimp_cage_tool_prepare_preview (GimpCageTool *ct,
 static gboolean
 gimp_cage_tool_update_preview (GimpTool *tool)
 {
-  GimpCageTool *ct = GIMP_CAGE_TOOL (tool);
-  GimpImage *image = gimp_display_get_image (tool->display);
+  GimpCageTool *ct    = GIMP_CAGE_TOOL (tool);
+  GimpImage    *image = gimp_display_get_image (tool->display);
 
   if (!ct->image_map)
-   {
+    {
       /*Destroyed, bailing out*/
       ct->idle_id = 0;
       return FALSE;
-   }
+    }
 
-  if (!gimp_image_map_is_busy(ct->image_map))
+  if (! gimp_image_map_is_busy (ct->image_map))
     {
       ct->idle_id = 0;
       gimp_projection_flush_now (gimp_image_get_projection (image));
@@ -838,52 +784,45 @@ gimp_cage_tool_update_preview (GimpTool *tool)
     }
 
   return TRUE;
-
-
 }
 
 static void
 gimp_cage_tool_process (GimpCageTool *ct,
                         GimpDisplay  *display)
 {
-
-
-  GimpImage     *image    = gimp_display_get_image (display);
-  GimpLayer     *layer    = gimp_image_get_active_layer (image);
-  GimpDrawable  *drawable = GIMP_DRAWABLE (layer);
-  GimpDrawable  *mask     = GIMP_DRAWABLE (gimp_layer_get_mask(layer));
-
+  GimpImage    *image    = gimp_display_get_image (display);
+  GimpLayer    *layer    = gimp_image_get_active_layer (image);
+  GimpDrawable *drawable = GIMP_DRAWABLE (layer);
+  GimpDrawable *mask     = GIMP_DRAWABLE (gimp_layer_get_mask(layer));
 
   g_return_if_fail (ct->coef);
 
-
   if (GIMP_IS_DRAWABLE (drawable))
-   {
+    {
+      GimpProgress *progress;
 
-    GimpProgress      *progress;
+      progress = gimp_progress_start (GIMP_PROGRESS (display),
+                                      _("Rendering cage transform"),
+                                      FALSE);
 
-    progress = gimp_progress_start (GIMP_PROGRESS (display),
-                                   _("Rendering cage transform"),
-                                  FALSE);
+      gimp_cage_tool_process_drawable (ct, drawable, progress);
 
-    gimp_cage_tool_process_drawable (ct, drawable, progress);
+      gimp_progress_end (progress);
 
-    gimp_progress_end (progress);
-    
-    if(mask)
-     {
-      progress = gimp_progress_start (GIMP_PROGRESS (display),
-                                   _("Rendering mask cage transform"),
-                                  FALSE);
-      gimp_cage_tool_process_drawable (ct, mask, progress);
+      if (mask)
+        {
+          progress = gimp_progress_start (GIMP_PROGRESS (display),
+                                          _("Rendering mask cage transform"),
+                                          FALSE);
+          gimp_cage_tool_process_drawable (ct, mask, progress);
 
-      gimp_progress_end (progress);
-     }
+          gimp_progress_end (progress);
+        }
 
-    gimp_image_flush (image);
+      gimp_image_flush (image);
 
-    gimp_cage_tool_halt (ct);
-   }
+      gimp_cage_tool_halt (ct);
+    }
 }
 
 static void
@@ -892,43 +831,41 @@ gimp_cage_tool_process_drawable (GimpCageTool *ct,
                                  GimpProgress *progress)
 
 {
-  TileManager       *new_tiles = NULL;
-  TileManager       *old_tiles = NULL;
-  GeglRectangle      rect;
-  GeglProcessor     *processor;
-  gdouble            value;
+  TileManager   *new_tiles = NULL;
+  TileManager   *old_tiles = NULL;
+  GeglRectangle  rect;
+  GeglProcessor *processor;
+  gdouble        value;
 
   if (GIMP_IS_DRAWABLE (drawable))
-   {
-    GeglNode *gegl = gegl_node_new ();
+    {
+      GeglNode *gegl = gegl_node_new ();
 
-    /* reverse transform */
-    GeglNode *node, *input, *output;
+      /* reverse transform */
+      GeglNode *node, *input, *output;
 
-    old_tiles = gimp_drawable_get_tiles (drawable);
+      old_tiles = gimp_drawable_get_tiles (drawable);
 
-    input  = gegl_node_new_child (gegl,
-                                  "operation",    "gimp:tilemanager-source",
-                                  "tile-manager", old_tiles,
-                                  "linear",       TRUE,
-                                  NULL);
+      input  = gegl_node_new_child (gegl,
+                                    "operation",    "gimp:tilemanager-source",
+                                    "tile-manager", old_tiles,
+                                    "linear",       TRUE,
+                                    NULL);
 
+      node = gimp_cage_tool_get_render_node (ct, gegl);
 
-    node = gimp_cage_tool_get_render_node (ct,
-                                           gegl);
+      new_tiles = gimp_drawable_get_shadow_tiles (drawable);
+      output = gegl_node_new_child (gegl,
+                                    "operation",    "gimp:tilemanager-sink",
+                                    "tile-manager", new_tiles,
+                                    "linear",       TRUE,
+                                    NULL);
 
-    new_tiles = gimp_drawable_get_shadow_tiles (drawable);
-    output = gegl_node_new_child (gegl,
-                                  "operation",    "gimp:tilemanager-sink",
-                                  "tile-manager", new_tiles,
-                                  "linear",       TRUE,
-                                  NULL);
+      gegl_node_connect_to (input, "output",
+                            node, "input");
 
-    gegl_node_connect_to (input, "output",
-                          node, "input");
-
-    gegl_node_connect_to (node, "output",
-                          output, "input");
+      gegl_node_connect_to (node, "output",
+                            output, "input");
 
     /* Debug code sample for debugging coef calculation.*/
 
@@ -944,34 +881,34 @@ gimp_cage_tool_process_drawable (GimpCageTool *ct,
                           output, "input");*/
 
 
-    processor = gegl_node_new_processor (output, NULL);
+      processor = gegl_node_new_processor (output, NULL);
 
-    while (gegl_processor_work (processor, &value))
-      {
-        gimp_progress_set_value (progress, value);
-      }
+      while (gegl_processor_work (processor, &value))
+        {
+          gimp_progress_set_value (progress, value);
+        }
 
-    rect.x      = 0;
-    rect.y      = 0;
-    rect.width  = tile_manager_width  (new_tiles);
-    rect.height = tile_manager_height (new_tiles);
+      rect.x      = 0;
+      rect.y      = 0;
+      rect.width  = tile_manager_width  (new_tiles);
+      rect.height = tile_manager_height (new_tiles);
 
-    gimp_drawable_merge_shadow_tiles (drawable, TRUE, _("Cage transform"));
-    gimp_drawable_free_shadow_tiles (drawable);
+      gimp_drawable_merge_shadow_tiles (drawable, TRUE, _("Cage transform"));
+      gimp_drawable_free_shadow_tiles (drawable);
 
-    gimp_drawable_update (drawable, rect.x, rect.y, rect.width, rect.height);
+      gimp_drawable_update (drawable, rect.x, rect.y, rect.width, rect.height);
 
-    g_object_unref (gegl);
+      g_object_unref (gegl);
 
-    gegl_processor_destroy (processor);
-   }
+      gegl_processor_destroy (processor);
+    }
 }
 
 static void
 gimp_cage_tool_halt (GimpCageTool *ct)
 {
-  GimpTool                  *tool      = GIMP_TOOL (ct);
-  GimpDrawTool              *draw_tool = GIMP_DRAW_TOOL (ct);
+  GimpTool     *tool      = GIMP_TOOL (ct);
+  GimpDrawTool *draw_tool = GIMP_DRAW_TOOL (ct);
 
   if (gimp_draw_tool_is_active (draw_tool))
     gimp_draw_tool_stop (draw_tool);
@@ -980,41 +917,41 @@ gimp_cage_tool_halt (GimpCageTool *ct)
     gimp_tool_control_halt (tool->control);
 
   if (ct->config)
-  {
-    g_object_unref (ct->config);
-    ct->config = NULL;
-  }
+    {
+      g_object_unref (ct->config);
+      ct->config = NULL;
+    }
 
   if (ct->coef)
-  {
-    gegl_buffer_destroy (ct->coef);
-    ct->coef = NULL;
-  }
+    {
+      gegl_buffer_destroy (ct->coef);
+      ct->coef = NULL;
+    }
 
   if (ct->image_map)
-  {
-
-    if (ct->idle_id > 0)
     {
-      g_source_remove(ct->idle_id);
-      ct->idle_id = 0;
-    }
-    gimp_tool_control_set_preserve (tool->control, TRUE);
+      if (ct->idle_id > 0)
+        {
+          g_source_remove (ct->idle_id);
+          ct->idle_id = 0;
+        }
+
+      gimp_tool_control_set_preserve (tool->control, TRUE);
 
-    gimp_image_map_abort (ct->image_map);
-    g_object_unref (ct->image_map);
-    ct->image_map = NULL;
+      gimp_image_map_abort (ct->image_map);
+      g_object_unref (ct->image_map);
+      ct->image_map = NULL;
 
-    gimp_tool_control_set_preserve (tool->control, FALSE);
+      gimp_tool_control_set_preserve (tool->control, FALSE);
 
-    gimp_image_flush (gimp_display_get_image (tool->display));
-  }
+      gimp_image_flush (gimp_display_get_image (tool->display));
+    }
 
   if (ct->node_preview)
-  {
-    g_object_unref (ct->node_preview);
-    ct->node_preview = NULL;
-  }
+    {
+      g_object_unref (ct->node_preview);
+      ct->node_preview = NULL;
+    }
 
   tool->display  = NULL;
-}
\ No newline at end of file
+}
diff --git a/app/tools/gimpcagetool.h b/app/tools/gimpcagetool.h
index a51cf62..fd0255f 100644
--- a/app/tools/gimpcagetool.h
+++ b/app/tools/gimpcagetool.h
@@ -20,9 +20,9 @@
 #ifndef __GIMP_CAGE_TOOL_H__
 #define __GIMP_CAGE_TOOL_H__
 
+
 #include "gimpdrawtool.h"
 #include "libgimpmath/gimpvector.h"
-#include "gegl/gimpcageconfig.h"
 
 
 #define GIMP_TYPE_CAGE_TOOL            (gimp_cage_tool_get_type ())
@@ -34,37 +34,39 @@
 
 #define GIMP_CAGE_TOOL_GET_OPTIONS(t)  (GIMP_CAGE_OPTIONS (gimp_tool_get_options (GIMP_TOOL (t))))
 
+
+typedef struct _GimpCageTool      GimpCageTool;
 typedef struct _GimpCageToolClass GimpCageToolClass;
-typedef struct _GimpCageTool GimpCageTool;
 
 struct _GimpCageTool
 {
-  GimpDrawTool          parent_instance;
-  GimpCageConfig       *config;
+  GimpDrawTool    parent_instance;
 
-  GimpVector2           cursor_position;
-  gint                  handle_moved;
-  gboolean              cage_complete;
+  GimpCageConfig *config;
 
-  GeglBuffer           *coef;
+  GimpVector2     cursor_position;
+  gint            handle_moved;
+  gboolean        cage_complete;
 
-  GimpImageMap         *image_map;
+  GeglBuffer     *coef;
 
-  GeglNode             *node_preview;
+  GimpImageMap   *image_map;
 
-  guint                 idle_id;
+  GeglNode       *node_preview;
 
+  guint           idle_id;
 };
 
-
 struct _GimpCageToolClass
 {
-  GimpDrawToolClass     parent_class;
+  GimpDrawToolClass parent_class;
 };
 
+
 void    gimp_cage_tool_register (GimpToolRegisterCallback  callback,
-                                   gpointer                  data);
+                                 gpointer                  data);
 
 GType   gimp_cage_tool_get_type (void) G_GNUC_CONST;
 
+
 #endif  /*  __GIMP_CAGE_TOOL_H__  */
diff --git a/app/tools/tools-enums.c b/app/tools/tools-enums.c
index 3278110..281de15 100644
--- a/app/tools/tools-enums.c
+++ b/app/tools/tools-enums.c
@@ -389,35 +389,6 @@ gimp_tool_action_get_type (void)
   return type;
 }
 
-GType
-gimp_cage_mode_get_type (void)
-{
-  static const GEnumValue values[] =
-  {
-    { GIMP_CAGE_MODE_CAGE_CHANGE, "GIMP_CAGE_MODE_CAGE_CHANGE", "cage-change" },
-    { GIMP_CAGE_MODE_DEFORM, "GIMP_CAGE_MODE_DEFORM", "deform" },
-    { 0, NULL, NULL }
-  };
-
-  static const GimpEnumDesc descs[] =
-  {
-    { GIMP_CAGE_MODE_CAGE_CHANGE, NC_("cage-mode", "Create or adjust the cage"), NULL },
-    { GIMP_CAGE_MODE_DEFORM, NC_("cage-mode", "Deform the cage to deform the image"), NULL },
-    { 0, NULL, NULL }
-  };
-
-  static GType type = 0;
-
-  if (G_UNLIKELY (! type))
-    {
-      type = g_enum_register_static ("GimpCageMode", values);
-      gimp_type_set_translation_context (type, "cage-mode");
-      gimp_enum_set_value_descriptions (type, descs);
-    }
-
-  return type;
-}
-
 
 /* Generated data ends here */
 
diff --git a/app/tools/tools-enums.h b/app/tools/tools-enums.h
index 64a34b6..64712ea 100644
--- a/app/tools/tools-enums.h
+++ b/app/tools/tools-enums.h
@@ -220,15 +220,5 @@ typedef enum /*< skip >*/
   TRANSFORM_HANDLE_CENTER
 } TransformAction;
 
-#define GIMP_TYPE_CAGE_MODE (gimp_cage_mode_get_type ())
-
-GType gimp_cage_mode_get_type (void) G_GNUC_CONST;
-
-typedef enum
-{
-  GIMP_CAGE_MODE_CAGE_CHANGE,   /*< desc="Create or adjust the cage"            >*/
-  GIMP_CAGE_MODE_DEFORM         /*< desc="Deform the cage to deform the image"  >*/
-} GimpCageMode;
-
 
 #endif /* __TOOLS_ENUMS_H__ */



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