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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 2012, Blender Foundation.
*/
#include "COM_TrackPositionNode.h"
#include "COM_ConvertOperation.h"
#include "COM_ExecutionSystem.h"
#include "COM_TrackPositionOperation.h"
#include "DNA_movieclip_types.h"
#include "BKE_node.h"
namespace blender::compositor {
TrackPositionNode::TrackPositionNode(bNode *editorNode) : Node(editorNode)
{
/* pass */
}
static TrackPositionOperation *create_motion_operation(NodeConverter &converter,
MovieClip *clip,
NodeTrackPosData *trackpos_data,
int axis,
int frame_number,
int delta)
{
TrackPositionOperation *operation = new TrackPositionOperation();
operation->setMovieClip(clip);
operation->setTrackingObject(trackpos_data->tracking_object);
operation->setTrackName(trackpos_data->track_name);
operation->setFramenumber(frame_number);
operation->setAxis(axis);
operation->setPosition(CMP_TRACKPOS_ABSOLUTE);
operation->setRelativeFrame(frame_number + delta);
operation->setSpeedOutput(true);
converter.addOperation(operation);
return operation;
}
void TrackPositionNode::convertToOperations(NodeConverter &converter,
const CompositorContext &context) const
{
bNode *editorNode = this->getbNode();
MovieClip *clip = (MovieClip *)editorNode->id;
NodeTrackPosData *trackpos_data = (NodeTrackPosData *)editorNode->storage;
NodeOutput *outputX = this->getOutputSocket(0);
NodeOutput *outputY = this->getOutputSocket(1);
NodeOutput *outputSpeed = this->getOutputSocket(2);
int frame_number;
if (editorNode->custom1 == CMP_TRACKPOS_ABSOLUTE_FRAME) {
frame_number = editorNode->custom2;
}
else {
frame_number = context.getFramenumber();
}
TrackPositionOperation *operationX = new TrackPositionOperation();
operationX->setMovieClip(clip);
operationX->setTrackingObject(trackpos_data->tracking_object);
operationX->setTrackName(trackpos_data->track_name);
operationX->setFramenumber(frame_number);
operationX->setAxis(0);
operationX->setPosition(editorNode->custom1);
operationX->setRelativeFrame(editorNode->custom2);
converter.addOperation(operationX);
converter.mapOutputSocket(outputX, operationX->getOutputSocket());
TrackPositionOperation *operationY = new TrackPositionOperation();
operationY->setMovieClip(clip);
operationY->setTrackingObject(trackpos_data->tracking_object);
operationY->setTrackName(trackpos_data->track_name);
operationY->setFramenumber(frame_number);
operationY->setAxis(1);
operationY->setPosition(editorNode->custom1);
operationY->setRelativeFrame(editorNode->custom2);
converter.addOperation(operationY);
converter.mapOutputSocket(outputY, operationY->getOutputSocket());
TrackPositionOperation *operationMotionPreX = create_motion_operation(
converter, clip, trackpos_data, 0, frame_number, -1);
TrackPositionOperation *operationMotionPreY = create_motion_operation(
converter, clip, trackpos_data, 1, frame_number, -1);
TrackPositionOperation *operationMotionPostX = create_motion_operation(
converter, clip, trackpos_data, 0, frame_number, 1);
TrackPositionOperation *operationMotionPostY = create_motion_operation(
converter, clip, trackpos_data, 1, frame_number, 1);
CombineChannelsOperation *combine_operation = new CombineChannelsOperation();
converter.addOperation(combine_operation);
converter.addLink(operationMotionPreX->getOutputSocket(), combine_operation->getInputSocket(0));
converter.addLink(operationMotionPreY->getOutputSocket(), combine_operation->getInputSocket(1));
converter.addLink(operationMotionPostX->getOutputSocket(), combine_operation->getInputSocket(2));
converter.addLink(operationMotionPostY->getOutputSocket(), combine_operation->getInputSocket(3));
converter.mapOutputSocket(outputSpeed, combine_operation->getOutputSocket());
}
} // namespace blender::compositor
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