/*
 * 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"

namespace blender::compositor {

ColorCurveNode::ColorCurveNode(bNode *editor_node) : Node(editor_node)
{
  /* pass */
}

void ColorCurveNode::convert_to_operations(NodeConverter &converter,
                                           const CompositorContext & /*context*/) const
{
  if (this->get_input_socket(2)->is_linked() || this->get_input_socket(3)->is_linked()) {
    ColorCurveOperation *operation = new ColorCurveOperation();
    operation->set_curve_mapping((CurveMapping *)this->get_bnode()->storage);
    converter.add_operation(operation);

    converter.map_input_socket(get_input_socket(0), operation->get_input_socket(0));
    converter.map_input_socket(get_input_socket(1), operation->get_input_socket(1));
    converter.map_input_socket(get_input_socket(2), operation->get_input_socket(2));
    converter.map_input_socket(get_input_socket(3), operation->get_input_socket(3));

    converter.map_output_socket(get_output_socket(0), operation->get_output_socket());
  }
  else {
    ConstantLevelColorCurveOperation *operation = new ConstantLevelColorCurveOperation();
    float col[4];
    this->get_input_socket(2)->get_editor_value_color(col);
    operation->set_black_level(col);
    this->get_input_socket(3)->get_editor_value_color(col);
    operation->set_white_level(col);
    operation->set_curve_mapping((CurveMapping *)this->get_bnode()->storage);
    converter.add_operation(operation);

    converter.map_input_socket(get_input_socket(0), operation->get_input_socket(0));
    converter.map_input_socket(get_input_socket(1), operation->get_input_socket(1));
    converter.map_output_socket(get_output_socket(0), operation->get_output_socket());
  }
}

}  // namespace blender::compositor