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/*
* 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_ViewLevelsNode.h"
#include "COM_ExecutionSystem.h"
#include "COM_CalculateMeanOperation.h"
#include "COM_CalculateStandardDeviationOperation.h"
#include "COM_SetValueOperation.h"
ViewLevelsNode::ViewLevelsNode(bNode *editorNode) : Node(editorNode)
{
/* pass */
}
void ViewLevelsNode::convertToOperations(ExecutionSystem *graph, CompositorContext *context)
{
InputSocket *input = this->getInputSocket(0);
bool firstOperationConnected = false;
if (input->isConnected()) {
OutputSocket *inputSocket = input->getConnection()->getFromSocket();
// add preview to inputSocket;
OutputSocket *socket = this->getOutputSocket(0);
if (socket->isConnected()) {
// calculate mean operation
CalculateMeanOperation *operation = new CalculateMeanOperation();
input->relinkConnections(operation->getInputSocket(0), 0, graph);
firstOperationConnected = true;
operation->setSetting(this->getbNode()->custom1);
socket->relinkConnections(operation->getOutputSocket());
graph->addOperation(operation);
}
socket = this->getOutputSocket(1);
if (socket->isConnected()) {
// calculate standard deviation operation
CalculateStandardDeviationOperation *operation = new CalculateStandardDeviationOperation();
if (firstOperationConnected) {
addLink(graph, inputSocket, operation->getInputSocket(0));
}
else {
input->relinkConnections(operation->getInputSocket(0), 0, graph);
}
operation->setSetting(this->getbNode()->custom1);
socket->relinkConnections(operation->getOutputSocket());
graph->addOperation(operation);
}
}
else {
SetValueOperation *meanOutput = new SetValueOperation();
SetValueOperation *stdDevOutput = new SetValueOperation();
meanOutput->setValue(0.0f);
stdDevOutput->setValue(0.0f);
this->getOutputSocket(0)->relinkConnections(meanOutput->getOutputSocket());
this->getOutputSocket(1)->relinkConnections(stdDevOutput->getOutputSocket());
graph->addOperation(meanOutput);
graph->addOperation(stdDevOutput);
}
}
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