1 files changed, 95 insertions, 0 deletions
diff --git a/source/blender/compositor/nodes/COM_ChannelMatteNode.cc b/source/blender/compositor/nodes/COM_ChannelMatteNode.cc
new file mode 100644
index 00000000000..598cd7b7745
--- /dev/null
+++ b/source/blender/compositor/nodes/COM_ChannelMatteNode.cc
@@ -0,0 +1,95 @@
+/*
+ * 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 2012, Blender Foundation.
+ */
+
+#include "COM_ChannelMatteNode.h"
+#include "BKE_node.h"
+#include "COM_ChannelMatteOperation.h"
+#include "COM_ConvertOperation.h"
+#include "COM_SetAlphaMultiplyOperation.h"
+
+ChannelMatteNode::ChannelMatteNode(bNode *editorNode) : Node(editorNode)
+{
+  /* pass */
+}
+
+void ChannelMatteNode::convertToOperations(NodeConverter &converter,
+                                           const CompositorContext & /*context*/) const
+{
+  bNode *node = this->getbNode();
+
+  NodeInput *inputSocketImage = this->getInputSocket(0);
+  NodeOutput *outputSocketImage = this->getOutputSocket(0);
+  NodeOutput *outputSocketMatte = this->getOutputSocket(1);
+
+  NodeOperation *convert = nullptr, *inv_convert = nullptr;
+  /* colorspace */
+  switch (node->custom1) {
+    case CMP_NODE_CHANNEL_MATTE_CS_RGB:
+      break;
+    case CMP_NODE_CHANNEL_MATTE_CS_HSV: /* HSV */
+      convert = new ConvertRGBToHSVOperation();
+      inv_convert = new ConvertHSVToRGBOperation();
+      break;
+    case CMP_NODE_CHANNEL_MATTE_CS_YUV: /* YUV */
+      convert = new ConvertRGBToYUVOperation();
+      inv_convert = new ConvertYUVToRGBOperation();
+      break;
+    case CMP_NODE_CHANNEL_MATTE_CS_YCC: /* YCC */
+      convert = new ConvertRGBToYCCOperation();
+      ((ConvertRGBToYCCOperation *)convert)->setMode(BLI_YCC_ITU_BT709);
+      inv_convert = new ConvertYCCToRGBOperation();
+      ((ConvertYCCToRGBOperation *)inv_convert)->setMode(BLI_YCC_ITU_BT709);
+      break;
+    default:
+      break;
+  }
+
+  ChannelMatteOperation *operation = new ChannelMatteOperation();
+  /* pass the ui properties to the operation */
+  operation->setSettings((NodeChroma *)node->storage, node->custom2);
+  converter.addOperation(operation);
+
+  SetAlphaMultiplyOperation *operationAlpha = new SetAlphaMultiplyOperation();
+  converter.addOperation(operationAlpha);
+
+  if (convert != nullptr) {
+    converter.addOperation(convert);
+
+    converter.mapInputSocket(inputSocketImage, convert->getInputSocket(0));
+    converter.addLink(convert->getOutputSocket(), operation->getInputSocket(0));
+    converter.addLink(convert->getOutputSocket(), operationAlpha->getInputSocket(0));
+  }
+  else {
+    converter.mapInputSocket(inputSocketImage, operation->getInputSocket(0));
+    converter.mapInputSocket(inputSocketImage, operationAlpha->getInputSocket(0));
+  }
+
+  converter.mapOutputSocket(outputSocketMatte, operation->getOutputSocket(0));
+  converter.addLink(operation->getOutputSocket(), operationAlpha->getInputSocket(1));
+
+  if (inv_convert != nullptr) {
+    converter.addOperation(inv_convert);
+    converter.addLink(operationAlpha->getOutputSocket(0), inv_convert->getInputSocket(0));
+    converter.mapOutputSocket(outputSocketImage, inv_convert->getOutputSocket());
+    converter.addPreview(inv_convert->getOutputSocket());
+  }
+  else {
+    converter.mapOutputSocket(outputSocketImage, operationAlpha->getOutputSocket());
+    converter.addPreview(operationAlpha->getOutputSocket());
+  }
+}