diff options
Diffstat (limited to 'src/gui/opengl/platform/egl/qt_egl_p.h')
-rw-r--r-- | src/gui/opengl/platform/egl/qt_egl_p.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/gui/opengl/platform/egl/qt_egl_p.h b/src/gui/opengl/platform/egl/qt_egl_p.h new file mode 100644 index 0000000000..1f538e22af --- /dev/null +++ b/src/gui/opengl/platform/egl/qt_egl_p.h @@ -0,0 +1,97 @@ +// 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 QT_EGL_P_H +#define QT_EGL_P_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. +// + +// q(data/text)stream.h must be included before any header file that defines Status +#include <QtCore/qdatastream.h> +#include <QtCore/qtextstream.h> +#include <QtCore/private/qglobal_p.h> + +#ifdef QT_EGL_NO_X11 +# ifndef EGL_NO_X11 +# define EGL_NO_X11 +# endif +# ifndef MESA_EGL_NO_X11_HEADERS +# define MESA_EGL_NO_X11_HEADERS // MESA +# endif +# if !defined(Q_OS_INTEGRITY) +# define WIN_INTERFACE_CUSTOM // NV +# endif // Q_OS_INTEGRITY +#else // QT_EGL_NO_X11 +// If one has an eglplatform.h with https://github.com/KhronosGroup/EGL-Registry/pull/130 +// that needs USE_X11 to be defined. +# define USE_X11 +#endif + +#ifdef QT_EGL_WAYLAND +# define WAYLAND // NV +#endif // QT_EGL_WAYLAND + +#include <EGL/egl.h> +#include <EGL/eglext.h> + +#include <stdint.h> + +QT_BEGIN_NAMESPACE + +namespace QtInternal { + +template <class FromType, class ToType> +struct QtEglConverter +{ + static inline ToType convert(FromType v) + { return v; } +}; + +template <> +struct QtEglConverter<uint32_t, uintptr_t> +{ + static inline uintptr_t convert(uint32_t v) + { return v; } +}; + +#if QT_POINTER_SIZE > 4 +template <> +struct QtEglConverter<uintptr_t, uint32_t> +{ + static inline uint32_t convert(uintptr_t v) + { return uint32_t(v); } +}; +#endif + +template <> +struct QtEglConverter<uint32_t, void *> +{ + static inline void *convert(uint32_t v) + { return reinterpret_cast<void *>(uintptr_t(v)); } +}; + +template <> +struct QtEglConverter<void *, uint32_t> +{ + static inline uint32_t convert(void *v) + { return uintptr_t(v); } +}; + +} // QtInternal + +template <class ToType, class FromType> +static inline ToType qt_egl_cast(FromType from) +{ return QtInternal::QtEglConverter<FromType, ToType>::convert(from); } + +QT_END_NAMESPACE + +#endif // QT_EGL_P_H |