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Diffstat (limited to 'src/platformsupport/eglconvenience/qt_egl_p.h')
-rw-r--r-- | src/platformsupport/eglconvenience/qt_egl_p.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/src/platformsupport/eglconvenience/qt_egl_p.h b/src/platformsupport/eglconvenience/qt_egl_p.h new file mode 100644 index 0000000000..b1495c9f9d --- /dev/null +++ b/src/platformsupport/eglconvenience/qt_egl_p.h @@ -0,0 +1,117 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtGui module 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 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. +// + +#ifdef QT_EGL_NO_X11 +# define MESA_EGL_NO_X11_HEADERS // MESA +# define WIN_INTERFACE_CUSTOM // NV +#endif // QT_EGL_NO_X11 + +#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 |