qt5base-lts/mkspecs/devices/linux-arm-hisilicon-hix5hd2-g++/qeglfshooks_hix5hd2.cpp
Matti Paaso 974c210835 Update license headers and add new license files
- Renamed LICENSE.LGPL to LICENSE.LGPLv21
- Added LICENSE.LGPLv3
- Removed LICENSE.GPL

Change-Id: Iec3406e3eb3f133be549092015cefe33d259a3f2
Reviewed-by: Iikka Eklund <iikka.eklund@digia.com>
2014-09-24 12:26:19 +02:00

111 lines
3.6 KiB
C++

/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the qmake spec of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** $QT_END_LICENSE$
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****************************************************************************/
#include "qeglfshooks.h"
#include <EGL/fbdev_window.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <linux/fb.h>
#include <private/qcore_unix_p.h>
QT_BEGIN_NAMESPACE
class QEglFSHiX5Hd2Hooks : public QEglFSHooks
{
private:
void fbInit();
public:
void platformInit() Q_DECL_OVERRIDE;
EGLNativeWindowType createNativeWindow(QPlatformWindow *window, const QSize &size, const QSurfaceFormat &format) Q_DECL_OVERRIDE;
void destroyNativeWindow(EGLNativeWindowType window) Q_DECL_OVERRIDE;
};
void QEglFSHiX5Hd2Hooks::fbInit()
{
int fd = qt_safe_open("/dev/fb0", O_RDWR, 0);
if (fd == -1)
qWarning("Failed to open fb to detect screen resolution!");
struct fb_var_screeninfo vinfo;
memset(&vinfo, 0, sizeof(vinfo));
if (ioctl(fd, FBIOGET_VSCREENINFO, &vinfo) == -1)
qWarning("Could not get variable screen info");
vinfo.bits_per_pixel = 32;
vinfo.red.length = 8;
vinfo.green.length = 8;
vinfo.blue.length = 8;
vinfo.transp.length = 8;
vinfo.blue.offset = 0;
vinfo.green.offset = 8;
vinfo.red.offset = 16;
vinfo.transp.offset = 24;
vinfo.yres_virtual = 2 * vinfo.yres;
if (ioctl(fd, FBIOPUT_VSCREENINFO, &vinfo) == -1)
qErrnoWarning(errno, "Unable to set double buffer mode!");
qt_safe_close(fd);
return;
}
void QEglFSHiX5Hd2Hooks::platformInit()
{
QEglFSHooks::platformInit();
fbInit();
}
EGLNativeWindowType QEglFSHiX5Hd2Hooks::createNativeWindow(QPlatformWindow *window, const QSize &size, const QSurfaceFormat &format)
{
fbdev_window *fbwin = reinterpret_cast<fbdev_window *>(malloc(sizeof(fbdev_window)));
if (NULL == fbwin)
return 0;
fbwin->width = size.width();
fbwin->height = size.height();
return (EGLNativeWindowType)fbwin;
}
void QEglFSHiX5Hd2Hooks::destroyNativeWindow(EGLNativeWindowType window)
{
free(window);
}
QEglFSHiX5Hd2Hooks eglFSHiX5Hd2Hooks;
QEglFSHooks *platformHooks = &eglFSHiX5Hd2Hooks;
QT_END_NAMESPACE