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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
****************************************************************************/
#include "qeglfskmsgbmwindow.h"
#include "qeglfskmsgbmintegration.h"
#include "qeglfskmsgbmscreen.h"
#include <QtEglSupport/private/qeglconvenience_p.h>
QT_BEGIN_NAMESPACE
#ifndef EGL_EXT_platform_base
typedef EGLSurface (EGLAPIENTRYP PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC) (EGLDisplay dpy, EGLConfig config, void *native_window, const EGLint *attrib_list);
#endif
void QEglFSKmsGbmWindow::resetSurface()
{
QEglFSKmsGbmScreen *gbmScreen = static_cast<QEglFSKmsGbmScreen *>(screen());
EGLDisplay display = gbmScreen->display();
QSurfaceFormat platformFormat = m_integration->surfaceFormatFor(window()->requestedFormat());
m_config = QEglFSDeviceIntegration::chooseConfig(display, platformFormat);
m_format = q_glFormatFromConfig(display, m_config, platformFormat);
// One fullscreen window per screen -> the native window is simply the gbm_surface the screen created.
m_window = reinterpret_cast<EGLNativeWindowType>(gbmScreen->createSurface(m_config));
PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC createPlatformWindowSurface = nullptr;
const char *extensions = eglQueryString(EGL_NO_DISPLAY, EGL_EXTENSIONS);
if (extensions && (strstr(extensions, "EGL_KHR_platform_gbm") || strstr(extensions, "EGL_MESA_platform_gbm"))) {
createPlatformWindowSurface = reinterpret_cast<PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC>(
eglGetProcAddress("eglCreatePlatformWindowSurfaceEXT"));
}
if (createPlatformWindowSurface) {
m_surface = createPlatformWindowSurface(display, m_config, reinterpret_cast<void *>(m_window), nullptr);
} else {
qCDebug(qLcEglfsKmsDebug, "No eglCreatePlatformWindowSurface for GBM, falling back to eglCreateWindowSurface");
m_surface = eglCreateWindowSurface(display, m_config, m_window, nullptr);
}
}
void QEglFSKmsGbmWindow::invalidateSurface()
{
QEglFSKmsGbmScreen *gbmScreen = static_cast<QEglFSKmsGbmScreen *>(screen());
QEglFSWindow::invalidateSurface();
gbmScreen->resetSurface();
}
QT_END_NAMESPACE
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