1 files changed, 47 insertions, 0 deletions
diff --git a/intern/cycles/kernel/svm/camera.h b/intern/cycles/kernel/svm/camera.h
new file mode 100644
index 00000000000..c71c02e6b19
--- /dev/null
+++ b/intern/cycles/kernel/svm/camera.h
@@ -0,0 +1,47 @@
+/*
+ * 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 void svm_node_camera(KernelGlobals kg,
+                                         ccl_private ShaderData *sd,
+                                         ccl_private float *stack,
+                                         uint out_vector,
+                                         uint out_zdepth,
+                                         uint out_distance)
+{
+  float distance;
+  float zdepth;
+  float3 vector;
+
+  Transform tfm = kernel_data.cam.worldtocamera;
+  vector = transform_point(&tfm, sd->P);
+  zdepth = vector.z;
+  distance = len(vector);
+
+  if (stack_valid(out_vector))
+    stack_store_float3(stack, out_vector, normalize(vector));
+
+  if (stack_valid(out_zdepth))
+    stack_store_float(stack, out_zdepth, zdepth);
+
+  if (stack_valid(out_distance))
+    stack_store_float(stack, out_distance, distance);
+}
+
+CCL_NAMESPACE_END