Cycles / Vector Transform Node:

* Implementation of Vector Transform Node into Cycles.
* OSL backend is done, SVM needs the matrices still. 

2 files changed, 51 insertions, 0 deletions

diff --git a/intern/cycles/kernel/shaders/CMakeLists.txt b/intern/cycles/kernel/shaders/CMakeLists.txt
index f8454d3ad40..db20dd43ca7 100644
--- a/intern/cycles/kernel/shaders/CMakeLists.txt
+++ b/intern/cycles/kernel/shaders/CMakeLists.txt
@@ -64,6 +64,7 @@ set(SRC_OSL
 	node_value.osl
 	node_vector_curves.osl
 	node_vector_math.osl
+	node_vector_transform.osl
 	node_velvet_bsdf.osl
 	node_voronoi_texture.osl
 	node_ward_bsdf.osl
diff --git a/intern/cycles/kernel/shaders/node_vector_transform.osl b/intern/cycles/kernel/shaders/node_vector_transform.osl
new file mode 100644
index 00000000000..ae0cb1c7a49
--- /dev/null
+++ b/intern/cycles/kernel/shaders/node_vector_transform.osl
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2013, Blender Foundation.
+ *
+ * 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 2
+ * 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, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "stdosl.h"
+
+shader node_vector_transform(
+	string type = "Vector",
+	string convert_from = "World",
+	string convert_to = "Object",
+	vector VectorIn = vector(0.0, 0.0, 0.0),
+	output vector VectorOut = vector(0.0, 0.0, 0.0))
+{
+	/* OSL uses lower case variable names here */
+	string from = "world";
+	string to = "object";
+	
+	if (convert_from == "Object")
+		from = "object";
+	else if (convert_from == "Camera")
+		from = "camera";
+		
+	if (convert_to == "World")
+		to = "world";
+	else if (convert_to == "Camera")
+		to = "camera";
+	
+	if (type == "Vector") {
+		VectorOut = transform(from, to, VectorIn);
+	}
+	else if (type == "Point") {
+		point Point = point(VectorIn[0], VectorIn[1], VectorIn[2]);
+		VectorOut = transform(from, to, Point);
+	}
+}
+