/*
 *  Copyright (C) 2018 Team Kodi
 *  This file is part of Kodi - https://kodi.tv
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 *  See LICENSES/README.md for more information.
 */

#pragma once

#include "cores/GameSettings.h"
#include "utils/Geometry.h"

#include <array>

namespace KODI
{
namespace RETRO
{
  class CRenderUtils
  {
  public:
    static void CalculateStretchMode(STRETCHMODE stretchMode,
                                     unsigned int rotationDegCCW,
                                     unsigned int sourceWidth,
                                     unsigned int sourceHeight,
                                     float screenWidth,
                                     float screenHeight,
                                     float &pixelRatio,
                                     float &zoomAmount);

    static void CalcNormalRenderRect(const CRect &viewRect,
                                     float outputFrameRatio,
                                     float zoomAmount,
                                     CRect &destRect);
    
    static void ClipRect(const CRect &viewRect,
                         CRect &sourceRect,
                         CRect &destRect);

    static std::array<CPoint, 4> ReorderDrawPoints(const CRect &destRect,
                                                   unsigned int orientationDegCCW);
  };
}
}
