COM_defines.h

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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.
 */
 
#pragma once
 
namespace blender::compositor {
 
enum class DataType {
  Value = 0,
  Vector = 1,
  Color = 2,
};
 
constexpr int COM_data_type_num_channels(const DataType datatype)
{
  switch (datatype) {
    case DataType::Value:
      return 1;
    case DataType::Vector:
      return 3;
    case DataType::Color:
    default:
      return 4;
  }
}
 
constexpr int COM_DATA_TYPE_VALUE_CHANNELS = COM_data_type_num_channels(DataType::Value);
constexpr int COM_DATA_TYPE_COLOR_CHANNELS = COM_data_type_num_channels(DataType::Color);
 
// configurable items
 
// chunk size determination
// #define COM_DEBUG
 
// chunk order
enum class ChunkOrdering {
  CenterOut = 0,
  Random = 1,
  TopDown = 2,
  RuleOfThirds = 3,
 
  Default = ChunkOrdering::CenterOut,
};
 
constexpr float COM_PREVIEW_SIZE = 140.f;
constexpr float COM_RULE_OF_THIRDS_DIVIDER = 100.0f;
constexpr float COM_BLUR_BOKEH_PIXELS = 512;
 
}  // namespace blender::compositor