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// Copyright (C) 2017 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 "qeglfskmsgbmwindow_p.h"
#include "qeglfskmsgbmintegration_p.h"
#include "qeglfskmsgbmscreen_p.h"
#include <QtGui/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) {
QVector<EGLint> contextAttributes;
#ifdef EGL_EXT_protected_content
if (platformFormat.testOption(QSurfaceFormat::ProtectedContent)) {
if (q_hasEglExtension(display, "EGL_EXT_protected_content")) {
contextAttributes.append(EGL_PROTECTED_CONTENT_EXT);
contextAttributes.append(EGL_TRUE);
qCDebug(qLcEglfsKmsDebug, "Enabled EGL_PROTECTED_CONTENT_EXT for eglCreatePlatformWindowSurfaceEXT");
} else {
m_format.setOption(QSurfaceFormat::ProtectedContent, false);
}
}
#endif
contextAttributes.append(EGL_NONE);
m_surface = createPlatformWindowSurface(display, m_config, reinterpret_cast<void *>(m_window), contextAttributes.constData());
} 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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