1 files changed, 112 insertions, 0 deletions
diff --git a/intern/cycles/kernel/osl/shaders/node_vector_math.osl b/intern/cycles/kernel/osl/shaders/node_vector_math.osl
new file mode 100644
index 00000000000..c08d75b99ef
--- /dev/null
+++ b/intern/cycles/kernel/osl/shaders/node_vector_math.osl
@@ -0,0 +1,112 @@
+/*
+ * Copyright 2011-2013 Blender Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "node_math.h"
+#include "stdcycles.h"
+
+shader node_vector_math(string math_type = "add",
+                        vector Vector1 = vector(0.0, 0.0, 0.0),
+                        vector Vector2 = vector(0.0, 0.0, 0.0),
+                        vector Vector3 = vector(0.0, 0.0, 0.0),
+                        float Scale = 1.0,
+                        output float Value = 0.0,
+                        output vector Vector = vector(0.0, 0.0, 0.0))
+{
+  if (math_type == "add") {
+    Vector = Vector1 + Vector2;
+  }
+  else if (math_type == "subtract") {
+    Vector = Vector1 - Vector2;
+  }
+  else if (math_type == "multiply") {
+    Vector = Vector1 * Vector2;
+  }
+  else if (math_type == "divide") {
+    Vector = safe_divide(Vector1, Vector2);
+  }
+  else if (math_type == "cross_product") {
+    Vector = cross(Vector1, Vector2);
+  }
+  else if (math_type == "project") {
+    Vector = project(Vector1, Vector2);
+  }
+  else if (math_type == "reflect") {
+    Vector = reflect(Vector1, normalize(Vector2));
+  }
+  else if (math_type == "refract") {
+    Vector = refract(Vector1, normalize(Vector2), Scale);
+  }
+  else if (math_type == "faceforward") {
+    Vector = compatible_faceforward(Vector1, Vector2, Vector3);
+  }
+  else if (math_type == "multiply_add") {
+    Vector = Vector1 * Vector2 + Vector3;
+  }
+  else if (math_type == "dot_product") {
+    Value = dot(Vector1, Vector2);
+  }
+  else if (math_type == "distance") {
+    Value = distance(Vector1, Vector2);
+  }
+  else if (math_type == "length") {
+    Value = length(Vector1);
+  }
+  else if (math_type == "scale") {
+    Vector = Vector1 * Scale;
+  }
+  else if (math_type == "normalize") {
+    Vector = normalize(Vector1);
+  }
+  else if (math_type == "snap") {
+    Vector = snap(Vector1, Vector2);
+  }
+  else if (math_type == "floor") {
+    Vector = floor(Vector1);
+  }
+  else if (math_type == "ceil") {
+    Vector = ceil(Vector1);
+  }
+  else if (math_type == "modulo") {
+    Vector = fmod(Vector1, Vector2);
+  }
+  else if (math_type == "wrap") {
+    Vector = wrap(Vector1, Vector2, Vector3);
+  }
+  else if (math_type == "fraction") {
+    Vector = Vector1 - floor(Vector1);
+  }
+  else if (math_type == "absolute") {
+    Vector = abs(Vector1);
+  }
+  else if (math_type == "minimum") {
+    Vector = min(Vector1, Vector2);
+  }
+  else if (math_type == "maximum") {
+    Vector = max(Vector1, Vector2);
+  }
+  else if (math_type == "sine") {
+    Vector = sin(Vector1);
+  }
+  else if (math_type == "cosine") {
+    Vector = cos(Vector1);
+  }
+  else if (math_type == "tangent") {
+    Vector = tan(Vector1);
+  }
+  else {
+    warning("%s", "Unknown vector math operator!");
+  }
+}