diff options
Diffstat (limited to 'src/gui/opengl/platform/egl/qeglconvenience_p.h')
-rw-r--r-- | src/gui/opengl/platform/egl/qeglconvenience_p.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/src/gui/opengl/platform/egl/qeglconvenience_p.h b/src/gui/opengl/platform/egl/qeglconvenience_p.h new file mode 100644 index 0000000000..d4a250c90f --- /dev/null +++ b/src/gui/opengl/platform/egl/qeglconvenience_p.h @@ -0,0 +1,91 @@ +// Copyright (C) 2020 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 + +#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.h> +#include <QtCore/qlist.h> +#include <QtCore/qsize.h> + +#include <QtGui/private/qt_egl_p.h> + + +QT_BEGIN_NAMESPACE + +Q_GUI_EXPORT QList<EGLint> q_createConfigAttributesFromFormat(const QSurfaceFormat &format); + +Q_GUI_EXPORT bool q_reduceConfigAttributes(QList<EGLint> *configAttributes); + +Q_GUI_EXPORT EGLConfig q_configFromGLFormat(EGLDisplay display, + const QSurfaceFormat &format, + bool highestPixelFormat = false, + int surfaceType = EGL_WINDOW_BIT); + +Q_GUI_EXPORT QSurfaceFormat q_glFormatFromConfig(EGLDisplay display, const EGLConfig config, + const QSurfaceFormat &referenceFormat = {}); + +Q_GUI_EXPORT bool q_hasEglExtension(EGLDisplay display,const char* extensionName); + +Q_GUI_EXPORT void q_printEglConfig(EGLDisplay display, EGLConfig config); + +#ifdef Q_OS_UNIX +Q_GUI_EXPORT QSizeF q_physicalScreenSizeFromFb(int framebufferDevice, + const QSize &screenSize = {}); + +Q_GUI_EXPORT QSize q_screenSizeFromFb(int framebufferDevice); + +Q_GUI_EXPORT int q_screenDepthFromFb(int framebufferDevice); + +Q_GUI_EXPORT qreal q_refreshRateFromFb(int framebufferDevice); + +#endif + +class Q_GUI_EXPORT 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 |