source: trunk/src/corelib/global/qnumeric.cpp@ 890

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#include "qnumeric.h"
#include "qnumeric_p.h"

QT_BEGIN_NAMESPACE

/*!
    Returns true if the double \a {d} is equivalent to infinity.
*/
Q_CORE_EXPORT bool qIsInf(double d) { return qt_is_inf(d); }

/*!
    Returns true if the double \a {d} is not a number (NaN).
*/
Q_CORE_EXPORT bool qIsNaN(double d) { return qt_is_nan(d); }

/*!
    Returns true if the double \a {d} is a finite number.
*/
Q_CORE_EXPORT bool qIsFinite(double d) { return qt_is_finite(d); }

/*!
    Returns true if the float \a {f} is equivalent to infinity.
*/
Q_CORE_EXPORT bool qIsInf(float f) { return qt_is_inf(f); }

/*!
    Returns true if the float \a {f} is not a number (NaN).
*/
Q_CORE_EXPORT bool qIsNaN(float f) { return qt_is_nan(f); }

/*!
    Returns true if the float \a {f} is a finite number.
*/
Q_CORE_EXPORT bool qIsFinite(float f) { return qt_is_finite(f); }

/*!
    Returns the bit pattern of a signalling NaN as a double.
*/
Q_CORE_EXPORT double qSNaN() { return qt_snan(); }

/*!
    Returns the bit pattern of a quiet NaN as a double.
*/
Q_CORE_EXPORT double qQNaN() { return qt_qnan(); }

/*!
    Returns the bit pattern for an infinite number as a double.
*/
Q_CORE_EXPORT double qInf() { return qt_inf(); }


QT_END_NAMESPACE