/*
 * 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.
 */

/** \file
 * \ingroup GHOST
 */

#ifndef __GHOST_XRSWAPCHAIN_H__
#define __GHOST_XRSWAPCHAIN_H__

#include <memory>

struct OpenXRSwapchainData;

class GHOST_XrSwapchain {
 public:
  GHOST_XrSwapchain(GHOST_IXrGraphicsBinding &gpu_binding,
                    const XrSession &session,
                    const XrViewConfigurationView &view_config);
  GHOST_XrSwapchain(GHOST_XrSwapchain &&other);
  ~GHOST_XrSwapchain();

  XrSwapchainImageBaseHeader *acquireDrawableSwapchainImage();
  void releaseImage();

  void updateCompositionLayerProjectViewSubImage(XrSwapchainSubImage &r_sub_image);

 private:
  std::unique_ptr<OpenXRSwapchainData> m_oxr; /* Could use stack, but PImpl is preferable. */
  int32_t m_image_width, m_image_height;
};

#endif  // GHOST_XRSWAPCHAIN_H