[gegl] Adapt ruby binding to current babl and gegl api

[Manish Singh <yosh src gnome org>]

commit 67556941de89a210165dc0365597b04e9171f443
Author: Manish Singh <yosh gimp org>
Date:   Wed May 13 16:42:43 2009 -0700

    Adapt ruby binding to current babl and gegl api
---
 bindings/rgegl/ChangeLog         |    7 +++++++
 bindings/rgegl/src/rgegl-color.c |    2 +-
 bindings/rgegl/src/rgegl-node.c  |    2 +-
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/bindings/rgegl/ChangeLog b/bindings/rgegl/ChangeLog
index 3c79ed0..552d37a 100644
--- a/bindings/rgegl/ChangeLog
+++ b/bindings/rgegl/ChangeLog
@@ -1,3 +1,10 @@
+2009-05-13  Manish Singh  <yosh gimp org>
+
+	Adapt to current babl and gegl api
+
+	* src/rgegl-node.c
+	* src/rgegl-color.c
+
 2008-11-17  �yvind Kolås  <pippin gimp org>
 
 	* samples/render-test.rb:
diff --git a/bindings/rgegl/src/rgegl-color.c b/bindings/rgegl/src/rgegl-color.c
index df05352..61c8cfd 100644
--- a/bindings/rgegl/src/rgegl-color.c
+++ b/bindings/rgegl/src/rgegl-color.c
@@ -37,7 +37,7 @@ static VALUE
 ccolor_get_rgba(self)
     VALUE self;
 {
-    float r, g, b, a;
+    double r, g, b, a;
     gegl_color_get_rgba (_SELF(self),
                          &r,
                          &g,
diff --git a/bindings/rgegl/src/rgegl-node.c b/bindings/rgegl/src/rgegl-node.c
index 5336fa9..d7aef5c 100644
--- a/bindings/rgegl/src/rgegl-node.c
+++ b/bindings/rgegl/src/rgegl-node.c
@@ -177,7 +177,7 @@ cnode_render (self, r_rectangle, r_scale, r_format, r_flags)
     flags = NUM2INT (r_flags);
 
     buflen = rectangle->width * rectangle->height *
-             ((Babl*)format)->format.bytes_per_pixel;
+             babl_format_get_bytes_per_pixel (format);
 
     rbuf = rb_str_new (NULL, buflen);
     buf = RSTRING(rbuf)->ptr;