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/*
* 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_DistanceMatteNode.h"
#include "COM_ConvertOperation.h"
#include "COM_DistanceYCCMatteOperation.h"
#include "COM_SetAlphaMultiplyOperation.h"
namespace blender::compositor {
DistanceMatteNode::DistanceMatteNode(bNode *editor_node) : Node(editor_node)
{
/* pass */
}
void DistanceMatteNode::convert_to_operations(NodeConverter &converter,
const CompositorContext & /*context*/) const
{
bNode *editorsnode = get_bnode();
NodeChroma *storage = (NodeChroma *)editorsnode->storage;
NodeInput *input_socket_image = this->get_input_socket(0);
NodeInput *input_socket_key = this->get_input_socket(1);
NodeOutput *output_socket_image = this->get_output_socket(0);
NodeOutput *output_socket_matte = this->get_output_socket(1);
SetAlphaMultiplyOperation *operation_alpha = new SetAlphaMultiplyOperation();
converter.add_operation(operation_alpha);
/* work in RGB color space */
NodeOperation *operation;
if (storage->channel == 1) {
DistanceRGBMatteOperation *matte = new DistanceRGBMatteOperation();
matte->set_settings(storage);
converter.add_operation(matte);
converter.map_input_socket(input_socket_image, matte->get_input_socket(0));
converter.map_input_socket(input_socket_image, operation_alpha->get_input_socket(0));
converter.map_input_socket(input_socket_key, matte->get_input_socket(1));
operation = matte;
}
/* work in YCbCr color space */
else {
DistanceYCCMatteOperation *matte = new DistanceYCCMatteOperation();
matte->set_settings(storage);
converter.add_operation(matte);
ConvertRGBToYCCOperation *operation_yccimage = new ConvertRGBToYCCOperation();
ConvertRGBToYCCOperation *operation_yccmatte = new ConvertRGBToYCCOperation();
operation_yccimage->set_mode(BLI_YCC_ITU_BT709);
operation_yccmatte->set_mode(BLI_YCC_ITU_BT709);
converter.add_operation(operation_yccimage);
converter.add_operation(operation_yccmatte);
converter.map_input_socket(input_socket_image, operation_yccimage->get_input_socket(0));
converter.add_link(operation_yccimage->get_output_socket(), matte->get_input_socket(0));
converter.add_link(operation_yccimage->get_output_socket(),
operation_alpha->get_input_socket(0));
converter.map_input_socket(input_socket_key, operation_yccmatte->get_input_socket(0));
converter.add_link(operation_yccmatte->get_output_socket(), matte->get_input_socket(1));
operation = matte;
}
converter.map_output_socket(output_socket_matte, operation->get_output_socket(0));
converter.add_link(operation->get_output_socket(), operation_alpha->get_input_socket(1));
if (storage->channel != 1) {
ConvertYCCToRGBOperation *inv_convert = new ConvertYCCToRGBOperation();
inv_convert->set_mode(BLI_YCC_ITU_BT709);
converter.add_operation(inv_convert);
converter.add_link(operation_alpha->get_output_socket(0), inv_convert->get_input_socket(0));
converter.map_output_socket(output_socket_image, inv_convert->get_output_socket());
converter.add_preview(inv_convert->get_output_socket());
}
else {
converter.map_output_socket(output_socket_image, operation_alpha->get_output_socket());
converter.add_preview(operation_alpha->get_output_socket());
}
}
} // namespace blender::compositor
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