| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** 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 QEGLCONVENIENCE_H |
| #define QEGLCONVENIENCE_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 <QtGui/QSurfaceFormat> |
| #include <QtCore/QVector> |
| #include <QtCore/QSizeF> |
| #include <QtEglSupport/private/qt_egl_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| QVector<EGLint> q_createConfigAttributesFromFormat(const QSurfaceFormat &format); |
| bool q_reduceConfigAttributes(QVector<EGLint> *configAttributes); |
| EGLConfig q_configFromGLFormat(EGLDisplay display, const QSurfaceFormat &format, bool highestPixelFormat = false, int surfaceType = EGL_WINDOW_BIT); |
| QSurfaceFormat q_glFormatFromConfig(EGLDisplay display, const EGLConfig config, const QSurfaceFormat &referenceFormat = QSurfaceFormat()); |
| bool q_hasEglExtension(EGLDisplay display,const char* extensionName); |
| void q_printEglConfig(EGLDisplay display, EGLConfig config); |
| |
| #ifdef Q_OS_UNIX |
| QSizeF q_physicalScreenSizeFromFb(int framebufferDevice, const QSize &screenSize = QSize()); |
| QSize q_screenSizeFromFb(int framebufferDevice); |
| int q_screenDepthFromFb(int framebufferDevice); |
| qreal q_refreshRateFromFb(int framebufferDevice); |
| #endif |
| |
| class QEglConfigChooser |
| { |
| public: |
| QEglConfigChooser(EGLDisplay display); |
| virtual ~QEglConfigChooser(); |
| |
| EGLDisplay display() const { return m_display; } |
| |
| void setSurfaceType(EGLint surfaceType) { m_surfaceType = surfaceType; } |
| EGLint surfaceType() const { return m_surfaceType; } |
| |
| void setSurfaceFormat(const QSurfaceFormat &format) { m_format = format; } |
| QSurfaceFormat surfaceFormat() const { return m_format; } |
| |
| void setIgnoreColorChannels(bool ignore) { m_ignore = ignore; } |
| bool ignoreColorChannels() const { return m_ignore; } |
| |
| EGLConfig chooseConfig(); |
| |
| protected: |
| virtual bool filterConfig(EGLConfig config) const; |
| |
| QSurfaceFormat m_format; |
| EGLDisplay m_display; |
| EGLint m_surfaceType; |
| bool m_ignore; |
| |
| int m_confAttrRed; |
| int m_confAttrGreen; |
| int m_confAttrBlue; |
| int m_confAttrAlpha; |
| }; |
| |
| |
| QT_END_NAMESPACE |
| |
| #endif //QEGLCONVENIENCE_H |