1 files changed, 61 insertions, 0 deletions
diff --git a/source/blender/compositor/nodes/COM_CompositorNode.cc b/source/blender/compositor/nodes/COM_CompositorNode.cc
new file mode 100644
index 00000000000..32ac1fccec9
--- /dev/null
+++ b/source/blender/compositor/nodes/COM_CompositorNode.cc
@@ -0,0 +1,61 @@
+/*
+ * 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.
+ *
+ * Copyright 2011, Blender Foundation.
+ */
+
+#include "COM_CompositorNode.h"
+#include "COM_CompositorOperation.h"
+#include "COM_ExecutionSystem.h"
+
+CompositorNode::CompositorNode(bNode *editorNode) : Node(editorNode)
+{
+  /* pass */
+}
+
+void CompositorNode::convertToOperations(NodeConverter &converter,
+                                         const CompositorContext &context) const
+{
+  bNode *editorNode = this->getbNode();
+  bool is_active = (editorNode->flag & NODE_DO_OUTPUT_RECALC) || context.isRendering();
+  bool ignore_alpha = (editorNode->custom2 & CMP_NODE_OUTPUT_IGNORE_ALPHA) != 0;
+
+  NodeInput *imageSocket = this->getInputSocket(0);
+  NodeInput *alphaSocket = this->getInputSocket(1);
+  NodeInput *depthSocket = this->getInputSocket(2);
+
+  CompositorOperation *compositorOperation = new CompositorOperation();
+  compositorOperation->setScene(context.getScene());
+  compositorOperation->setSceneName(context.getScene()->id.name);
+  compositorOperation->setRenderData(context.getRenderData());
+  compositorOperation->setViewName(context.getViewName());
+  compositorOperation->setbNodeTree(context.getbNodeTree());
+  /* alpha socket gives either 1 or a custom alpha value if "use alpha" is enabled */
+  compositorOperation->setUseAlphaInput(ignore_alpha || alphaSocket->isLinked());
+  compositorOperation->setActive(is_active);
+
+  converter.addOperation(compositorOperation);
+  converter.mapInputSocket(imageSocket, compositorOperation->getInputSocket(0));
+  /* only use alpha link if "use alpha" is enabled */
+  if (ignore_alpha) {
+    converter.addInputValue(compositorOperation->getInputSocket(1), 1.0f);
+  }
+  else {
+    converter.mapInputSocket(alphaSocket, compositorOperation->getInputSocket(1));
+  }
+  converter.mapInputSocket(depthSocket, compositorOperation->getInputSocket(2));
+
+  converter.addNodeInputPreview(imageSocket);
+}