1 files changed, 69 insertions, 0 deletions
diff --git a/intern/cycles/kernel/svm/sepcomb_hsv.h b/intern/cycles/kernel/svm/sepcomb_hsv.h
new file mode 100644
index 00000000000..941a83e85b3
--- /dev/null
+++ b/intern/cycles/kernel/svm/sepcomb_hsv.h
@@ -0,0 +1,69 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+CCL_NAMESPACE_BEGIN
+
+ccl_device_noinline int svm_node_combine_hsv(KernelGlobals kg,
+                                             ccl_private ShaderData *sd,
+                                             ccl_private float *stack,
+                                             uint hue_in,
+                                             uint saturation_in,
+                                             uint value_in,
+                                             int offset)
+{
+  uint4 node1 = read_node(kg, &offset);
+  uint color_out = node1.y;
+
+  float hue = stack_load_float(stack, hue_in);
+  float saturation = stack_load_float(stack, saturation_in);
+  float value = stack_load_float(stack, value_in);
+
+  /* Combine, and convert back to RGB */
+  float3 color = hsv_to_rgb(make_float3(hue, saturation, value));
+
+  if (stack_valid(color_out))
+    stack_store_float3(stack, color_out, color);
+  return offset;
+}
+
+ccl_device_noinline int svm_node_separate_hsv(KernelGlobals kg,
+                                              ccl_private ShaderData *sd,
+                                              ccl_private float *stack,
+                                              uint color_in,
+                                              uint hue_out,
+                                              uint saturation_out,
+                                              int offset)
+{
+  uint4 node1 = read_node(kg, &offset);
+  uint value_out = node1.y;
+
+  float3 color = stack_load_float3(stack, color_in);
+
+  /* Convert to HSV */
+  color = rgb_to_hsv(color);
+
+  if (stack_valid(hue_out))
+    stack_store_float(stack, hue_out, color.x);
+  if (stack_valid(saturation_out))
+    stack_store_float(stack, saturation_out, color.y);
+  if (stack_valid(value_out))
+    stack_store_float(stack, value_out, color.z);
+  return offset;
+}
+
+CCL_NAMESPACE_END