kwin/backends/hwcomposer/egl_hwcomposer_backend.h

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2015 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#ifndef KWIN_EGL_HWCOMPOSER_BACKEND_H
#define KWIN_EGL_HWCOMPOSER_BACKEND_H
#include "abstract_egl_backend.h"
namespace KWin
{
class HwcomposerBackend;
class HwcomposerWindow;
class EglHwcomposerBackend : public AbstractEglBackend
{
public:
EglHwcomposerBackend(HwcomposerBackend *backend);
virtual ~EglHwcomposerBackend();
bool usesOverlayWindow() const override;
SceneOpenGL::TexturePrivate *createBackendTexture(SceneOpenGL::Texture *texture) override;
void screenGeometryChanged(const QSize &size) override;
QRegion prepareRenderingFrame() override;
void endRenderingFrame(const QRegion &renderedRegion, const QRegion &damagedRegion) override;
protected:
void present() override;
private:
void init();
bool initializeEgl();
bool initRenderingContext();
bool initBufferConfigs();
bool makeContextCurrent();
HwcomposerBackend *m_backend;
HwcomposerWindow *m_nativeSurface = nullptr;
};
class EglHwcomposerTexture : public AbstractEglTexture
{
public:
virtual ~EglHwcomposerTexture();
private:
friend class EglHwcomposerBackend;
EglHwcomposerTexture(SceneOpenGL::Texture *texture, EglHwcomposerBackend *backend);
};
}
#endif