| 1 | // Copyright (C) 2020 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | #ifndef QEGLCONVENIENCE_H |
| 5 | #define QEGLCONVENIENCE_H |
| 6 | |
| 7 | // |
| 8 | // W A R N I N G |
| 9 | // ------------- |
| 10 | // |
| 11 | // This file is not part of the Qt API. It exists purely as an |
| 12 | // implementation detail. This header file may change from version to |
| 13 | // version without notice, or even be removed. |
| 14 | // |
| 15 | // We mean it. |
| 16 | // |
| 17 | |
| 18 | #include <QtGui/qsurfaceformat.h> |
| 19 | #include <QtCore/qlist.h> |
| 20 | #include <QtCore/qsize.h> |
| 21 | |
| 22 | #include <QtGui/private/qt_egl_p.h> |
| 23 | |
| 24 | |
| 25 | QT_BEGIN_NAMESPACE |
| 26 | |
| 27 | Q_GUI_EXPORT QList<EGLint> q_createConfigAttributesFromFormat(const QSurfaceFormat &format); |
| 28 | |
| 29 | Q_GUI_EXPORT bool q_reduceConfigAttributes(QList<EGLint> *configAttributes); |
| 30 | |
| 31 | Q_GUI_EXPORT EGLConfig q_configFromGLFormat(EGLDisplay display, |
| 32 | const QSurfaceFormat &format, |
| 33 | bool highestPixelFormat = false, |
| 34 | int surfaceType = EGL_WINDOW_BIT); |
| 35 | |
| 36 | Q_GUI_EXPORT QSurfaceFormat q_glFormatFromConfig(EGLDisplay display, const EGLConfig config, |
| 37 | const QSurfaceFormat &referenceFormat = {}); |
| 38 | |
| 39 | Q_GUI_EXPORT bool q_hasEglExtension(EGLDisplay display,const char* extensionName); |
| 40 | |
| 41 | Q_GUI_EXPORT void q_printEglConfig(EGLDisplay display, EGLConfig config); |
| 42 | |
| 43 | #ifdef Q_OS_UNIX |
| 44 | Q_GUI_EXPORT QSizeF q_physicalScreenSizeFromFb(int framebufferDevice, |
| 45 | const QSize &screenSize = {}); |
| 46 | |
| 47 | Q_GUI_EXPORT QSize q_screenSizeFromFb(int framebufferDevice); |
| 48 | |
| 49 | Q_GUI_EXPORT int q_screenDepthFromFb(int framebufferDevice); |
| 50 | |
| 51 | Q_GUI_EXPORT qreal q_refreshRateFromFb(int framebufferDevice); |
| 52 | |
| 53 | #endif |
| 54 | |
| 55 | class Q_GUI_EXPORT QEglConfigChooser |
| 56 | { |
| 57 | public: |
| 58 | QEglConfigChooser(EGLDisplay display); |
| 59 | virtual ~QEglConfigChooser(); |
| 60 | |
| 61 | EGLDisplay display() const { return m_display; } |
| 62 | |
| 63 | void setSurfaceType(EGLint surfaceType) { m_surfaceType = surfaceType; } |
| 64 | EGLint surfaceType() const { return m_surfaceType; } |
| 65 | |
| 66 | void setSurfaceFormat(const QSurfaceFormat &format) { m_format = format; } |
| 67 | QSurfaceFormat surfaceFormat() const { return m_format; } |
| 68 | |
| 69 | void setIgnoreColorChannels(bool ignore) { m_ignore = ignore; } |
| 70 | bool ignoreColorChannels() const { return m_ignore; } |
| 71 | |
| 72 | EGLConfig chooseConfig(); |
| 73 | |
| 74 | protected: |
| 75 | virtual bool filterConfig(EGLConfig config) const; |
| 76 | |
| 77 | QSurfaceFormat m_format; |
| 78 | EGLDisplay m_display; |
| 79 | EGLint m_surfaceType; |
| 80 | bool m_ignore; |
| 81 | |
| 82 | int m_confAttrRed; |
| 83 | int m_confAttrGreen; |
| 84 | int m_confAttrBlue; |
| 85 | int m_confAttrAlpha; |
| 86 | }; |
| 87 | |
| 88 | |
| 89 | QT_END_NAMESPACE |
| 90 | |
| 91 | #endif //QEGLCONVENIENCE_H |
| 92 |