[gegl] oprations: minor corrections in lens-distortion.c

[Téo Mazars <teom src gnome org>]

commit e37b7ff3a3ba846a54e98364749a72ae58cdf3ca
Author: Téo Mazars <teo mazars ensimag fr>
Date:   Fri Oct 11 08:49:45 2013 +0200

    oprations: minor corrections in lens-distortion.c
    
    - add a missing credit
    - reorder some chant properties
    - update blurbs with more meaningful strings

 operations/common/lens-distortion.c |   23 ++++++++++++-----------
 1 files changed, 12 insertions(+), 11 deletions(-)
---
diff --git a/operations/common/lens-distortion.c b/operations/common/lens-distortion.c
index b56e98a..40833de 100644
--- a/operations/common/lens-distortion.c
+++ b/operations/common/lens-distortion.c
@@ -17,6 +17,7 @@
  *
  * Copyright (C) 1995 Spencer Kimball and Peter Mattis
  * Copyright (C) 2001-2005 David Hodson <hodsond acm org>
+ * Copyright (C) 2008 Aurimas Juška <aurisj svn gnome org>
  * Copyright (C) 2011 Robert Sasu <sasu robert gmail com>
  * Copyright (C) 2013 Téo Mazars <teo mazars ensimag fr>
  *
@@ -31,27 +32,27 @@
 
 gegl_chant_double (main, _("Main"),
                    -100.0, 100.0, 0.0,
-                   _("Main value of distortion"))
-
-gegl_chant_double (zoom, _("Zoom"),
-                   -100.0, 100.0, 0.0,
-                   _("Main value of distortion"))
+                   _("Amount of second-order distortion"))
 
 gegl_chant_double (edge, _("Edge"),
                    -100.0, 100.0, 0.0,
-                   _("Edge value of distortion"))
+                   _("Amount of fourth-order distortion"))
 
-gegl_chant_double (brighten, _("Brighten"),
+gegl_chant_double (zoom, _("Zoom"),
                    -100.0, 100.0, 0.0,
-                   _("Brighten the image"))
+                   _("Rescale overall image size"))
 
 gegl_chant_double (x_shift, _("X shift"),
                    -100.0, 100.0, 0.0,
-                   _("Shift horizontal"))
+                   _("Effect centre offset in X"))
 
 gegl_chant_double (y_shift, _("Y shift"),
                    -100.0, 100.0, 0.0,
-                   _("Shift vertical"))
+                   _("Effect centre offset in Y"))
+
+gegl_chant_double (brighten, _("Brighten"),
+                   -100.0, 100.0, 0.0,
+                   _("Adjust brightness in corners"))
 
 gegl_chant_color  (background, _("Background"),
                    "white",
@@ -497,7 +498,7 @@ gegl_chant_class_init (GeglChantClass *klass)
   gegl_operation_class_set_keys (operation_class,
     "name",        "gegl:lens-distortion",
     "categories",  "blur",
-    "description", _("Corrects lens distortion"),
+    "description", _("Corrects barrel or pincushion lens distortion."),
     "reference-composition", composition,
     NULL);
 }