8681a69f47
Whether an overlay window is used for compositing can be determined by checking the return value of overlayWindow().
60 lines
1.4 KiB
C++
60 lines
1.4 KiB
C++
/*
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* KWin - the KDE window manager
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* This file is part of the KDE project.
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*
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* SPDX-FileCopyrightText: 2020 Xaver Hugl <xaver.hugl@gmail.com>
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef KWIN_ABSTRACTEGLDRMBACKEND_H
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#define KWIN_ABSTRACTEGLDRMBACKEND_H
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#include "abstract_egl_backend.h"
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namespace KWin
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{
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class DrmBackend;
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class DrmGpu;
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class DrmOutput;
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class AbstractEglDrmBackend : public AbstractEglBackend
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{
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public:
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~AbstractEglDrmBackend();
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void screenGeometryChanged(const QSize &size) override;
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virtual int screenCount() const = 0;
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virtual void addOutput(DrmOutput *output) = 0;
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virtual void removeOutput(DrmOutput *output) = 0;
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virtual int getDmabufForSecondaryGpuOutput(AbstractOutput *output, uint32_t *format, uint32_t *stride) {
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Q_UNUSED(output)
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Q_UNUSED(format)
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Q_UNUSED(stride)
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return 0;
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}
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virtual void cleanupDmabufForSecondaryGpuOutput(AbstractOutput *output) {
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Q_UNUSED(output)
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}
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virtual QRegion beginFrameForSecondaryGpu(AbstractOutput *output) {
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Q_UNUSED(output)
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return QRegion();
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}
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static AbstractEglDrmBackend *renderingBackend() {
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return static_cast<AbstractEglDrmBackend*>(primaryBackend());
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}
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protected:
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AbstractEglDrmBackend(DrmBackend *drmBackend, DrmGpu *gpu);
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DrmBackend *m_backend;
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DrmGpu *m_gpu;
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};
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}
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#endif // KWIN_ABSTRACTEGLDRMBACKEND_H
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