92 lines
1.9 KiB
C++
92 lines
1.9 KiB
C++
/*
|
|
KWin - the KDE window manager
|
|
This file is part of the KDE project.
|
|
|
|
SPDX-FileCopyrightText: 2019 Roman Gilg <subdiff@gmail.com>
|
|
SPDX-FileCopyrightText: 2013, 2015 Martin Gräßlin <mgraesslin@kde.org>
|
|
|
|
SPDX-License-Identifier: GPL-2.0-or-later
|
|
*/
|
|
#ifndef KWIN_SCENE_QPAINTER_WAYLAND_BACKEND_H
|
|
#define KWIN_SCENE_QPAINTER_WAYLAND_BACKEND_H
|
|
|
|
#include <platformsupport/scenes/qpainter/backend.h>
|
|
|
|
#include <QObject>
|
|
#include <QImage>
|
|
#include <QWeakPointer>
|
|
|
|
namespace KWayland
|
|
{
|
|
namespace Client
|
|
{
|
|
class ShmPool;
|
|
class Buffer;
|
|
}
|
|
}
|
|
|
|
namespace KWin
|
|
{
|
|
namespace Wayland
|
|
{
|
|
class WaylandBackend;
|
|
class WaylandOutput;
|
|
class WaylandQPainterBackend;
|
|
|
|
class WaylandQPainterOutput : public QObject
|
|
{
|
|
Q_OBJECT
|
|
public:
|
|
WaylandQPainterOutput(WaylandOutput *output, QObject *parent = nullptr);
|
|
~WaylandQPainterOutput() override;
|
|
|
|
bool init(KWayland::Client::ShmPool *pool);
|
|
void updateSize(const QSize &size);
|
|
void remapBuffer();
|
|
|
|
void prepareRenderingFrame();
|
|
void present(const QRegion &damage);
|
|
|
|
private:
|
|
WaylandOutput *m_waylandOutput;
|
|
KWayland::Client::ShmPool *m_pool;
|
|
|
|
QWeakPointer<KWayland::Client::Buffer> m_buffer;
|
|
QImage m_backBuffer;
|
|
|
|
friend class WaylandQPainterBackend;
|
|
};
|
|
|
|
class WaylandQPainterBackend : public QObject, public QPainterBackend
|
|
{
|
|
Q_OBJECT
|
|
public:
|
|
explicit WaylandQPainterBackend(WaylandBackend *b);
|
|
~WaylandQPainterBackend() override;
|
|
|
|
bool usesOverlayWindow() const override;
|
|
|
|
QImage *buffer() override;
|
|
QImage *bufferForScreen(int screenId) override;
|
|
|
|
void present(int mask, const QRegion& damage) override;
|
|
void prepareRenderingFrame() override;
|
|
|
|
bool needsFullRepaint() const override;
|
|
bool perScreenRendering() const override;
|
|
|
|
private:
|
|
void createOutput(WaylandOutput *waylandOutput);
|
|
void frameRendered();
|
|
|
|
WaylandBackend *m_backend;
|
|
bool m_needsFullRepaint;
|
|
|
|
QVector<WaylandQPainterOutput*> m_outputs;
|
|
};
|
|
|
|
}
|
|
}
|
|
|
|
#endif
|