1 files changed, 52 insertions, 0 deletions
diff --git a/source/blender/compositor/nodes/COM_DifferenceMatteNode.cpp b/source/blender/compositor/nodes/COM_DifferenceMatteNode.cpp
new file mode 100644
index 00000000000..8327813cf05
--- /dev/null
+++ b/source/blender/compositor/nodes/COM_DifferenceMatteNode.cpp
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2011, Blender Foundation.
+ *
+ * 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.
+ *
+ * Contributor: 
+ *		Jeroen Bakker 
+ *		Monique Dewanchand
+ */
+
+#include "COM_DifferenceMatteNode.h"
+#include "BKE_node.h"
+#include "COM_DifferenceMatteOperation.h"
+#include "COM_SetAlphaOperation.h"
+
+DifferenceMatteNode::DifferenceMatteNode(bNode* editorNode): Node(editorNode)
+{}
+
+void DifferenceMatteNode::convertToOperations(ExecutionSystem *graph, CompositorContext * context) {
+	InputSocket *inputSocket = this->getInputSocket(0);
+	InputSocket *inputSocket2 = this->getInputSocket(1);
+	OutputSocket *outputSocketImage = this->getOutputSocket(0);
+	OutputSocket *outputSocketMatte = this->getOutputSocket(1);
+	bNode* editorNode = this->getbNode();
+
+	DifferenceMatteOperation * operationSet = new DifferenceMatteOperation();
+	operationSet->setSettings((NodeChroma*)editorNode->storage);
+	inputSocket->relinkConnections(operationSet->getInputSocket(0), true, 0, graph);
+	inputSocket2->relinkConnections(operationSet->getInputSocket(1), true, 1, graph);
+
+	outputSocketMatte->relinkConnections(operationSet->getOutputSocket(0));
+	graph->addOperation(operationSet);
+
+	SetAlphaOperation * operation = new SetAlphaOperation();
+	addLink(graph, operationSet->getInputSocket(0)->getConnection()->getFromSocket(), operation->getInputSocket(0));
+	addLink(graph, operationSet->getOutputSocket(), operation->getInputSocket(1));
+	outputSocketImage->relinkConnections(operation->getOutputSocket());
+	graph->addOperation(operation);
+	addPreviewOperation(graph, operation->getOutputSocket(), 5);
+}