/**************************************************************************** ** ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: http://www.qt-project.org/ ** ** This file is part of the QtCore module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** GNU Lesser General Public License Usage ** This file may be used under the terms of the GNU Lesser General Public ** License version 2.1 as published by the Free Software Foundation and ** appearing in the file LICENSE.LGPL included in the packaging of this ** file. Please review the following information to ensure the GNU Lesser ** General Public License version 2.1 requirements will be met: ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain additional ** rights. These rights are described in the Nokia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU General ** Public License version 3.0 as published by the Free Software Foundation ** and appearing in the file LICENSE.GPL included in the packaging of this ** file. Please review the following information to ensure the GNU General ** Public License version 3.0 requirements will be met: ** http://www.gnu.org/copyleft/gpl.html. ** ** Other Usage ** Alternatively, this file may be used in accordance with the terms and ** conditions contained in a signed written agreement between you and Nokia. ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QNUMERIC_H #define QNUMERIC_H #include QT_BEGIN_HEADER QT_BEGIN_NAMESPACE QT_MODULE(Core) Q_CORE_EXPORT bool qIsInf(double d); Q_CORE_EXPORT bool qIsNaN(double d); Q_CORE_EXPORT bool qIsFinite(double d); Q_CORE_EXPORT bool qIsInf(float f); Q_CORE_EXPORT bool qIsNaN(float f); Q_CORE_EXPORT bool qIsFinite(float f); Q_CORE_EXPORT double qSNaN(); Q_CORE_EXPORT double qQNaN(); Q_CORE_EXPORT double qInf(); #define Q_INFINITY (QT_PREPEND_NAMESPACE(qInf)()) #define Q_SNAN (QT_PREPEND_NAMESPACE(qSNaN)()) #define Q_QNAN (QT_PREPEND_NAMESPACE(qQNaN)()) QT_END_NAMESPACE QT_END_HEADER #endif // QNUMERIC_H