1 files changed, 81 insertions, 0 deletions
diff --git a/source/blender/compositor/nodes/COM_FilterNode.cpp b/source/blender/compositor/nodes/COM_FilterNode.cpp
new file mode 100644
index 00000000000..ce78e451f30
--- /dev/null
+++ b/source/blender/compositor/nodes/COM_FilterNode.cpp
@@ -0,0 +1,81 @@
+/*
+ * 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_FilterNode.h"
+#include "COM_ConvolutionFilterOperation.h"
+#include "COM_ConvolutionEdgeFilterOperation.h"
+#include "COM_ExecutionSystem.h"
+#include "BKE_node.h"
+#include "COM_MixBlendOperation.h"
+
+FilterNode::FilterNode(bNode* editorNode): Node(editorNode)
+{
+}
+
+void FilterNode::convertToOperations(ExecutionSystem *graph, CompositorContext * context) {
+	InputSocket *inputSocket = this->getInputSocket(0);
+	InputSocket *inputImageSocket = this->getInputSocket(1);
+	OutputSocket *outputSocket = this->getOutputSocket(0);
+	ConvolutionFilterOperation *operation = NULL;
+	
+	switch(this->getbNode()->custom1) {
+	case CMP_FILT_SOFT:
+		operation = new ConvolutionFilterOperation();
+		operation->set3x3Filter(1/16.0f, 2/16.0f, 1/16.0f, 2/16.0f, 4/16.0f, 2/16.0f, 1/16.0f, 2/16.0f, 1/16.0f);
+		break;
+	case CMP_FILT_SHARP:
+		operation = new ConvolutionFilterOperation();
+		operation->set3x3Filter(-1,-1,-1,-1,9,-1,-1,-1,-1);
+		break;
+	case CMP_FILT_LAPLACE:
+		operation = new ConvolutionFilterOperation();
+		operation->set3x3Filter(-1/8.0f, -1/8.0f, -1/8.0f, -1/8.0f, 1.0f, -1/8.0f, -1/8.0f, -1/8.0f, -1/8.0f);
+		break;
+	case CMP_FILT_SOBEL:
+		operation = new ConvolutionEdgeFilterOperation();
+		operation->set3x3Filter(1,2,1,0,0,0,-1,-2,-1);
+		break;
+	case CMP_FILT_PREWITT:
+		operation = new ConvolutionEdgeFilterOperation();
+		operation->set3x3Filter(1,1,1,0,0,0,-1,-1,-1);
+		break;
+	case CMP_FILT_KIRSCH:
+		operation = new ConvolutionEdgeFilterOperation();
+		operation->set3x3Filter(5,5,5,-3,-3,-3,-2,-2,-2);
+		break;
+	case CMP_FILT_SHADOW:
+		operation = new ConvolutionFilterOperation();
+		operation->set3x3Filter(1,2,1,0,1,0,-1,-2,-1);
+		break;
+	default:
+		operation = new ConvolutionFilterOperation();
+		operation->set3x3Filter(0,0,0,0,1,0,0,0,0);
+		break;
+	}
+	
+	inputImageSocket->relinkConnections(operation->getInputSocket(0), true, 1, graph);
+	inputSocket->relinkConnections(operation->getInputSocket(1), true, 0, graph);
+	outputSocket->relinkConnections(operation->getOutputSocket());
+	addPreviewOperation(graph, operation->getOutputSocket(0), 5);
+	
+	graph->addOperation(operation);
+}