[gnome-color-manager] trivial: add functionality to get a Vec3 from a GcmColor type

[Richard Hughes <rhughes src gnome org>]

commit da75a91c11bf08d960eb2de5bcb1d9adebccb38d
Author: Richard Hughes <richard hughsie com>
Date:   Tue Aug 3 12:39:02 2010 +0100

    trivial: add functionality to get a Vec3 from a GcmColor type

 libcolor-glib/gcm-color.c |   30 ++++++++++++++++++++++++++++++
 libcolor-glib/gcm-color.h |    6 +++---
 2 files changed, 33 insertions(+), 3 deletions(-)
---
diff --git a/libcolor-glib/gcm-color.c b/libcolor-glib/gcm-color.c
index 13f0a3e..675fcdd 100644
--- a/libcolor-glib/gcm-color.c
+++ b/libcolor-glib/gcm-color.c
@@ -173,3 +173,33 @@ gcm_color_convert_XYZ_to_Yxy (const GcmColorXYZ *src, GcmColorYxy *dest)
 	dest->x = src->X / sum;
 	dest->y = src->Y / sum;
 }
+
+/**
+ * gcm_color_get_XYZ_Vec3:
+ * @src: the source color
+ *
+ * Returns the color as a vector component
+ *
+ * Return value: the vector.
+ **/
+GcmVec3	*
+gcm_color_get_XYZ_Vec3 (GcmColorXYZ *src)
+{
+	g_return_val_if_fail (src != NULL, NULL);
+	return (GcmVec3 *) src;
+}
+
+/**
+ * gcm_color_get_RGB_Vec3:
+ * @src: the source color
+ *
+ * Returns the color as a vector component
+ *
+ * Return value: the vector.
+ **/
+GcmVec3	*
+gcm_color_get_RGB_Vec3 (GcmColorRGB *src)
+{
+	g_return_val_if_fail (src != NULL, NULL);
+	return (GcmVec3 *) src;
+}
diff --git a/libcolor-glib/gcm-color.h b/libcolor-glib/gcm-color.h
index c0bb309..80bdc9c 100644
--- a/libcolor-glib/gcm-color.h
+++ b/libcolor-glib/gcm-color.h
@@ -26,7 +26,7 @@
 #ifndef __GCM_COLOR_H__
 #define __GCM_COLOR_H__
 
-#define __GCM_COLOR_H_INSIDE__
+#include <gcm-common.h>
 
 typedef struct {
 	guint8	 R;
@@ -70,8 +70,8 @@ void		 gcm_color_convert_Yxy_to_XYZ		(const GcmColorYxy	*src,
 							 GcmColorXYZ		*dest);
 void		 gcm_color_convert_XYZ_to_Yxy		(const GcmColorXYZ	*src,
 							 GcmColorYxy		*dest);
-
-#undef __GCM_COLOR_H_INSIDE__
+GcmVec3		*gcm_color_get_XYZ_Vec3			(GcmColorXYZ		*src);
+GcmVec3		*gcm_color_get_RGB_Vec3			(GcmColorRGB		*src);
 
 #endif /* __GCM_COLOR_H__ */