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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Copyright (C) 2016 Pelagicore AG
** Copyright (C) 2015 Pier Luigi Fiorini <pierluigi.fiorini@gmail.com>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QKMSDEVICE_P_H
#define QKMSDEVICE_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <qpa/qplatformscreen.h>
#include <QtCore/QMap>
#include <QtCore/QVariant>
#include <xf86drm.h>
#include <xf86drmMode.h>
QT_BEGIN_NAMESPACE
class QKmsDevice;
class QKmsScreenConfig
{
public:
enum VirtualDesktopLayout {
VirtualDesktopLayoutHorizontal,
VirtualDesktopLayoutVertical
};
QKmsScreenConfig();
QString devicePath() const { return m_devicePath; }
bool hwCursor() const { return m_hwCursor; }
bool separateScreens() const { return m_separateScreens; }
bool supportsPBuffers() const { return m_pbuffers; }
VirtualDesktopLayout virtualDesktopLayout() const { return m_virtualDesktopLayout; }
QMap<QString, QVariantMap> outputSettings() const { return m_outputSettings; }
private:
void loadConfig();
QString m_devicePath;
bool m_hwCursor;
bool m_separateScreens;
bool m_pbuffers;
VirtualDesktopLayout m_virtualDesktopLayout;
QMap<QString, QVariantMap> m_outputSettings;
};
struct QKmsOutput
{
QString name;
uint32_t connector_id;
uint32_t crtc_id;
QSizeF physical_size;
int mode; // index of selected mode in list below
bool mode_set;
drmModeCrtcPtr saved_crtc;
QList<drmModeModeInfo> modes;
int subpixel;
drmModePropertyPtr dpms_prop;
bool wants_plane;
uint32_t plane_id;
bool plane_set;
void restoreMode(QKmsDevice *device);
void cleanup(QKmsDevice *device);
QPlatformScreen::SubpixelAntialiasingType subpixelAntialiasingTypeHint() const;
void setPowerState(QKmsDevice *device, QPlatformScreen::PowerState state);
};
class QKmsDevice
{
public:
struct VirtualDesktopInfo {
VirtualDesktopInfo() : virtualIndex(0), isPrimary(false) { }
int virtualIndex;
QPoint virtualPos;
bool isPrimary;
};
QKmsDevice(QKmsScreenConfig *screenConfig, const QString &path = QString());
virtual ~QKmsDevice();
virtual bool open() = 0;
virtual void close() = 0;
virtual void *nativeDisplay() const = 0;
void createScreens();
int fd() const;
QString devicePath() const;
QKmsScreenConfig *screenConfig() const;
protected:
virtual QPlatformScreen *createScreen(const QKmsOutput &output) = 0;
virtual void registerScreen(QPlatformScreen *screen,
bool isPrimary,
const QPoint &virtualPos,
const QList<QPlatformScreen *> &virtualSiblings) = 0;
void setFd(int fd);
int crtcForConnector(drmModeResPtr resources, drmModeConnectorPtr connector);
QPlatformScreen *createScreenForConnector(drmModeResPtr resources,
drmModeConnectorPtr connector,
VirtualDesktopInfo *vinfo);
drmModePropertyPtr connectorProperty(drmModeConnectorPtr connector, const QByteArray &name);
QKmsScreenConfig *m_screenConfig;
QString m_path;
int m_dri_fd;
quint32 m_crtc_allocator;
quint32 m_connector_allocator;
private:
Q_DISABLE_COPY(QKmsDevice)
};
QT_END_NAMESPACE
#endif
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