File indexing completed on 2024-11-10 04:56:27 

0001 /*
0002     KWin - the KDE window manager
0003     This file is part of the KDE project.
0004 
0005     SPDX-FileCopyrightText: 2022 Xaver Hugl <xaver.hugl@gmail.com>
0006 
0007     SPDX-License-Identifier: GPL-2.0-or-later
0008 */
0009 #pragma once
0010 
0011 #include <QList>
0012 #include <QMap>
0013 #include <QPointer>
0014 
0015 namespace KWin
0016 {
0017 
0018 class EglGbmBackend;
0019 class DrmGpu;
0020 class SurfaceInterface;
0021 
0022 class DmabufFeedback
0023 {
0024 public:
0025     DmabufFeedback(DrmGpu *gpu, EglGbmBackend *eglBackend);
0026 
0027     void renderingSurface();
0028     void scanoutSuccessful(SurfaceInterface *surface);
0029     void scanoutFailed(SurfaceInterface *surface, const QMap<uint32_t, QList<uint64_t>> &formats);
0030 
0031 private:
0032     QPointer<SurfaceInterface> m_surface;
0033     QMap<uint32_t, QList<uint64_t>> m_attemptedFormats;
0034     bool m_attemptedThisFrame = false;
0035 
0036     DrmGpu *const m_gpu;
0037     EglGbmBackend *const m_eglBackend;
0038 };
0039 
0040 }