File indexing completed on 2025-04-20 10:57:33

 /*
     KWin - the KDE window manager
     This file is part of the KDE project.
 
     SPDX-FileCopyrightText: 2017 Roman Gilg <subdiff@gmail.com>
     SPDX-FileCopyrightText: 2015 Martin Gräßlin <mgraesslin@kde.org>
     SPDX-FileCopyrightText: 2022 Xaver Hugl <xaver.hugl@gmail.com>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 #pragma once
 
 #include "drm_buffer.h"
 
 #include <epoxy/egl.h>
 #include <gbm.h>
 
 struct gbm_bo;
 
 namespace KWaylandServer
 {
 class ClientBuffer;
 class LinuxDmaBufV1ClientBuffer;
 }
 
 namespace KWin
 {
 
 class GbmSurface;
 class GLTexture;
 
 class GbmBuffer : public DrmGpuBuffer
 {
 public:
     GbmBuffer(DrmGpu *gpu, gbm_bo *bo, uint32_t flags);
     GbmBuffer(DrmGpu *gpu, gbm_bo *bo, const std::shared_ptr<GbmSurface> &surface);
     GbmBuffer(DrmGpu *gpu, gbm_bo *bo, KWaylandServer::LinuxDmaBufV1ClientBuffer *clientBuffer, uint32_t flags);
     ~GbmBuffer() override;
 
     gbm_bo *bo() const;
     void *mappedData() const;
     KWaylandServer::ClientBuffer *clientBuffer() const;
     uint32_t flags() const;
 
     struct Map
     {
         void *data;
         uint32_t stride;
     };
     Map map(uint32_t flags);
 
     static std::shared_ptr<GbmBuffer> importBuffer(DrmGpu *gpu, KWaylandServer::LinuxDmaBufV1ClientBuffer *clientBuffer);
     static std::shared_ptr<GbmBuffer> importBuffer(DrmGpu *gpu, GbmBuffer *buffer, uint32_t flags = GBM_BO_USE_SCANOUT);
 
 private:
     void createFds() override;
 
     gbm_bo *const m_bo;
     const std::shared_ptr<GbmSurface> m_surface;
     KWaylandServer::ClientBuffer *const m_clientBuffer = nullptr;
     const uint32_t m_flags;
     void *m_data = nullptr;
     void *m_mapping = nullptr;
     uint32_t m_mapStride = 0;
 };
 
 }