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++
/*
|
|
KWin - the KDE window manager
|
|
This file is part of the KDE project.
|
|
|
|
SPDX-FileCopyrightText: 2015 Martin Gräßlin <mgraesslin@kde.org>
|
|
|
|
SPDX-License-Identifier: GPL-2.0-or-later
|
|
*/
|
|
#ifndef KWIN_EGL_X11_BACKEND_H
|
|
#define KWIN_EGL_X11_BACKEND_H
|
|
#include "eglonxbackend.h"
|
|
|
|
namespace KWin
|
|
{
|
|
|
|
class X11WindowedBackend;
|
|
|
|
/**
|
|
* @brief OpenGL Backend using Egl windowing system over an X overlay window.
|
|
*/
|
|
class EglX11Backend : public EglOnXBackend
|
|
{
|
|
public:
|
|
explicit EglX11Backend(X11WindowedBackend *backend);
|
|
~EglX11Backend() override;
|
|
|
|
SceneOpenGLTexturePrivate *createBackendTexture(SceneOpenGLTexture *texture) override;
|
|
void init() override;
|
|
QRegion beginFrame(int screenId) override;
|
|
void endFrame(int screenId, const QRegion &damage, const QRegion &damagedRegion) override;
|
|
void screenGeometryChanged(const QSize &size) override;
|
|
|
|
protected:
|
|
void cleanupSurfaces() override;
|
|
bool createSurfaces() override;
|
|
|
|
private:
|
|
void setupViewport(int screenId);
|
|
void presentSurface(EGLSurface surface, const QRegion &damage, const QRect &screenGeometry);
|
|
|
|
QVector<EGLSurface> m_surfaces;
|
|
X11WindowedBackend *m_backend;
|
|
};
|
|
|
|
/**
|
|
* @brief Texture using an EGLImageKHR.
|
|
*/
|
|
class EglX11Texture : public AbstractEglTexture
|
|
{
|
|
public:
|
|
~EglX11Texture() override;
|
|
|
|
private:
|
|
friend class EglX11Backend;
|
|
EglX11Texture(SceneOpenGLTexture *texture, EglX11Backend *backend);
|
|
};
|
|
|
|
} // namespace
|
|
|
|
#endif
|