libcolord: Add cd_mat33_init() helper function

2 files changed, 44 insertions, 0 deletions

diff --git a/lib/colord/cd-math.c b/lib/colord/cd-math.c
index f17b0e8..50d8d80 100644
--- a/lib/colord/cd-math.c
+++ b/lib/colord/cd-math.c
@@ -184,6 +184,40 @@ cd_vec3_squared_error (const CdVec3 *src1, const CdVec3 *src2)
 }
 
 /**
+ * cd_mat33_init:
+ * @dest: the destination matrix
+ * @m00: component value
+ * @m01: component value
+ * @m02: component value
+ * @m10: component value
+ * @m11: component value
+ * @m12: component value
+ * @m20: component value
+ * @m21: component value
+ * @m22: component value
+ *
+ * Initialises a matrix.
+ **/
+void
+cd_mat33_init (CdMat3x3 *dest,
+	       gdouble m00, gdouble m01, gdouble m02,
+	       gdouble m10, gdouble m11, gdouble m12,
+	       gdouble m20, gdouble m21, gdouble m22)
+{
+	g_return_if_fail (dest != NULL);
+
+	dest->m00 = m00;
+	dest->m01 = m01;
+	dest->m02 = m02;
+	dest->m10 = m10;
+	dest->m11 = m11;
+	dest->m12 = m12;
+	dest->m20 = m20;
+	dest->m21 = m21;
+	dest->m22 = m22;
+}
+
+/**
  * cd_mat33_clear:
  * @src: the source
  *
diff --git a/lib/colord/cd-math.h b/lib/colord/cd-math.h
index 4d49365..5f6c39c 100644
--- a/lib/colord/cd-math.h
+++ b/lib/colord/cd-math.h
@@ -57,6 +57,16 @@ void		 cd_vec3_init			(CdVec3			*dest,
 						 gdouble		 v0,
 						 gdouble		 v1,
 						 gdouble		 v2);
+void		 cd_mat33_init			(CdMat3x3		*dest,
+						 gdouble		 m00,
+						 gdouble		 m01,
+						 gdouble		 m02,
+						 gdouble		 m10,
+						 gdouble		 m11,
+						 gdouble		 m12,
+						 gdouble		 m20,
+						 gdouble		 m21,
+						 gdouble		 m22);
 void		 cd_mat33_clear			(const CdMat3x3		*src);
 gchar		*cd_mat33_to_string		(const CdMat3x3		*src);
 gdouble		*cd_mat33_get_data		(const CdMat3x3		*src);