1 files changed, 78 insertions, 0 deletions
diff --git a/intern/cycles/kernel/svm/convert.h b/intern/cycles/kernel/svm/convert.h
new file mode 100644
index 00000000000..427ffd97f59
--- /dev/null
+++ b/intern/cycles/kernel/svm/convert.h
@@ -0,0 +1,78 @@
+/*
+ * 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
+
+/* Conversion Nodes */
+
+ccl_device_noinline void svm_node_convert(KernelGlobals kg,
+                                          ccl_private ShaderData *sd,
+                                          ccl_private float *stack,
+                                          uint type,
+                                          uint from,
+                                          uint to)
+{
+  switch (type) {
+    case NODE_CONVERT_FI: {
+      float f = stack_load_float(stack, from);
+      stack_store_int(stack, to, float_to_int(f));
+      break;
+    }
+    case NODE_CONVERT_FV: {
+      float f = stack_load_float(stack, from);
+      stack_store_float3(stack, to, make_float3(f, f, f));
+      break;
+    }
+    case NODE_CONVERT_CF: {
+      float3 f = stack_load_float3(stack, from);
+      float g = linear_rgb_to_gray(kg, f);
+      stack_store_float(stack, to, g);
+      break;
+    }
+    case NODE_CONVERT_CI: {
+      float3 f = stack_load_float3(stack, from);
+      int i = (int)linear_rgb_to_gray(kg, f);
+      stack_store_int(stack, to, i);
+      break;
+    }
+    case NODE_CONVERT_VF: {
+      float3 f = stack_load_float3(stack, from);
+      float g = average(f);
+      stack_store_float(stack, to, g);
+      break;
+    }
+    case NODE_CONVERT_VI: {
+      float3 f = stack_load_float3(stack, from);
+      int i = (int)average(f);
+      stack_store_int(stack, to, i);
+      break;
+    }
+    case NODE_CONVERT_IF: {
+      float f = (float)stack_load_int(stack, from);
+      stack_store_float(stack, to, f);
+      break;
+    }
+    case NODE_CONVERT_IV: {
+      float f = (float)stack_load_int(stack, from);
+      stack_store_float3(stack, to, make_float3(f, f, f));
+      break;
+    }
+  }
+}
+
+CCL_NAMESPACE_END