COM_ColorCurveNode.cc

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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_ColorCurveNode.h"
#include "COM_ColorCurveOperation.h"
#include "COM_ExecutionSystem.h"
 
namespace blender::compositor {
 
ColorCurveNode::ColorCurveNode(bNode *editorNode) : Node(editorNode)
{
  /* pass */
}
 
void ColorCurveNode::convertToOperations(NodeConverter &converter,
                                         const CompositorContext & /*context*/) const
{
  if (this->getInputSocket(2)->isLinked() || this->getInputSocket(3)->isLinked()) {
    ColorCurveOperation *operation = new ColorCurveOperation();
    operation->setCurveMapping((CurveMapping *)this->getbNode()->storage);
    converter.addOperation(operation);
 
    converter.mapInputSocket(getInputSocket(0), operation->getInputSocket(0));
    converter.mapInputSocket(getInputSocket(1), operation->getInputSocket(1));
    converter.mapInputSocket(getInputSocket(2), operation->getInputSocket(2));
    converter.mapInputSocket(getInputSocket(3), operation->getInputSocket(3));
 
    converter.mapOutputSocket(getOutputSocket(0), operation->getOutputSocket());
  }
  else {
    ConstantLevelColorCurveOperation *operation = new ConstantLevelColorCurveOperation();
    float col[4];
    this->getInputSocket(2)->getEditorValueColor(col);
    operation->setBlackLevel(col);
    this->getInputSocket(3)->getEditorValueColor(col);
    operation->setWhiteLevel(col);
    operation->setCurveMapping((CurveMapping *)this->getbNode()->storage);
    converter.addOperation(operation);
 
    converter.mapInputSocket(getInputSocket(0), operation->getInputSocket(0));
    converter.mapInputSocket(getInputSocket(1), operation->getInputSocket(1));
    converter.mapOutputSocket(getOutputSocket(0), operation->getOutputSocket());
  }
}
 
}  // namespace blender::compositor