28fe78a94f
Based on a previous patch done by David Edmundson and heavily
inspired by qt5-qpa-hwcomposer-plugin [1].
The change requires a newer libhybris than the one used by Ubuntu. In
fact it allows to build against current master (at the day of writing [2]).
REVIEW: 125606
[1] https://github.com/mer-hybris/qt5-qpa-hwcomposer-plugin
[2] bd6df6a306
92 lines
2.5 KiB
C++
92 lines
2.5 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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Copyright (C) 2015 Martin Gräßlin <mgraesslin@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_HWCOMPOSER_BACKEND_H
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#define KWIN_HWCOMPOSER_BACKEND_H
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#include "abstract_backend.h"
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// libhybris
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#include <hwcomposer_window.h>
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// needed as hwcomposer_window.h includes EGL which on non-arm includes Xlib
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#include <fixx11h.h>
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typedef struct hwc_display_contents_1 hwc_display_contents_1_t;
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typedef struct hwc_layer_1 hwc_layer_1_t;
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typedef struct hwc_composer_device_1 hwc_composer_device_1_t;
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class HWComposerNativeWindowBuffer;
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namespace KWin
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{
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class HwcomposerWindow;
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class HwcomposerBackend : public AbstractBackend
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{
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Q_OBJECT
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Q_INTERFACES(KWin::AbstractBackend)
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Q_PLUGIN_METADATA(IID "org.kde.kwin.AbstractBackend" FILE "hwcomposer.json")
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public:
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explicit HwcomposerBackend(QObject *parent = nullptr);
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virtual ~HwcomposerBackend();
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void init() override;
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Screens *createScreens(QObject *parent = nullptr) override;
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OpenGLBackend *createOpenGLBackend() override;
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HwcomposerWindow *createSurface();
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QSize size() const {
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return m_displaySize;
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}
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hwc_composer_device_1_t *device() const {
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return m_device;
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}
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int refreshRate() const {
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return m_refreshRate;
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}
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private Q_SLOTS:
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void toggleBlankOutput();
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private:
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QSize m_displaySize;
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hwc_composer_device_1_t *m_device = nullptr;
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bool m_outputBlank = true;
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int m_refreshRate = 60000;
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};
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class HwcomposerWindow : public HWComposerNativeWindow
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{
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public:
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virtual ~HwcomposerWindow();
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void present(HWComposerNativeWindowBuffer *buffer);
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private:
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friend HwcomposerBackend;
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HwcomposerWindow(HwcomposerBackend *backend);
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HwcomposerBackend *m_backend;
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hwc_display_contents_1_t **m_list;
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};
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}
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#endif
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