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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qeglfsvivintegration.h"
#include <EGL/eglvivante.h>
#include <QDebug>
#ifdef Q_OS_INTEGRITY
extern "C" void VivanteInit(void);
#endif
QT_BEGIN_NAMESPACE
void QEglFSVivIntegration::platformInit()
{
QEglFSDeviceIntegration::platformInit();
int width, height;
bool multiBufferNotEnabledYet = qEnvironmentVariableIsEmpty("FB_MULTI_BUFFER");
bool multiBuffer = qEnvironmentVariableIsEmpty("QT_EGLFS_IMX6_NO_FB_MULTI_BUFFER");
if (multiBufferNotEnabledYet && multiBuffer) {
qWarning() << "QEglFSVivIntegration will set environment variable FB_MULTI_BUFFER=2 to enable double buffering and vsync.\n"
<< "If this is not desired, you can override this via: export QT_EGLFS_IMX6_NO_FB_MULTI_BUFFER=1";
qputenv("FB_MULTI_BUFFER", "2");
}
#ifdef Q_OS_INTEGRITY
VivanteInit();
mNativeDisplay = fbGetDisplay();
#else
mNativeDisplay = static_cast<EGLNativeDisplayType>(fbGetDisplayByIndex(framebufferIndex()));
#endif
fbGetDisplayGeometry(mNativeDisplay, &width, &height);
mScreenSize.setHeight(height);
mScreenSize.setWidth(width);
}
QSize QEglFSVivIntegration::screenSize() const
{
return mScreenSize;
}
EGLNativeDisplayType QEglFSVivIntegration::platformDisplay() const
{
return mNativeDisplay;
}
EGLNativeWindowType QEglFSVivIntegration::createNativeWindow(QPlatformWindow *window, const QSize &size, const QSurfaceFormat &format)
{
Q_UNUSED(window);
Q_UNUSED(format);
EGLNativeWindowType eglWindow = static_cast<EGLNativeWindowType>(fbCreateWindow(mNativeDisplay, 0, 0, size.width(), size.height()));
return eglWindow;
}
void QEglFSVivIntegration::destroyNativeWindow(EGLNativeWindowType window)
{
fbDestroyWindow(window);
}
QT_END_NAMESPACE
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