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:: rtl ::
namespace math
Functions |
|
| double acosh( double fValue ); |
A wrapper around rtl_math_acosh. |
| double approxAdd( double a, double b ); |
Add two values. |
| double approxCeil( double a ); |
ceil()method taking approxValue() into account. |
| bool approxEqual( double a, double b ); |
Test equality of two values with an accuracy of the magnitude of the given values scaled by 2^-48 (4 bits roundoff stripped). |
| double approxFloor( double a ); |
floor()method taking approxValue() into account. |
| double approxSub( double a, double b ); |
Substract two values (a-b). |
| double approxValue( double fValue ); |
A wrapper around rtl_math_approxValue. |
| double asinh( double fValue ); |
A wrapper around rtl_math_asinh. |
| double atanh( double fValue ); |
A wrapper around rtl_math_atanh. |
| double cos( double d ); |
Safe cos(), returns NAN if not valid. |
| rtl::OString doubleToString( double fValue, rtl_math_StringFormat eFormat, sal_Int32 nDecPlaces, sal_Char cDecSeparator, const sal_Int32 * pGroups, sal_Char cGroupSeparator, bool bEraseTrailingDecZeros = false ); |
A wrapper around rtl_math_doubleToString. |
| rtl::OString doubleToString( double fValue, rtl_math_StringFormat eFormat, sal_Int32 nDecPlaces, sal_Char cDecSeparator, bool bEraseTrailingDecZeros = false ); |
A wrapper around rtl_math_doubleToString, with no grouping. |
| rtl::OUString doubleToUString( double fValue, rtl_math_StringFormat eFormat, sal_Int32 nDecPlaces, sal_Unicode cDecSeparator, const sal_Int32 * pGroups, sal_Unicode cGroupSeparator, bool bEraseTrailingDecZeros = false ); |
A wrapper around rtl_math_doubleToUString. |
| rtl::OUString doubleToUString( double fValue, rtl_math_StringFormat eFormat, sal_Int32 nDecPlaces, sal_Unicode cDecSeparator, bool bEraseTrailingDecZeros = false ); |
A wrapper around rtl_math_doubleToUString, with no grouping. |
| void doubleToUStringBuffer( rtl::OUStringBuffer & rBuffer, double fValue, rtl_math_StringFormat eFormat, sal_Int32 nDecPlaces, sal_Unicode cDecSeparator, const sal_Int32 * pGroups, sal_Unicode cGroupSeparator, bool bEraseTrailingDecZeros = false ); |
A wrapper around rtl_math_doubleToUString that appends to an rtl::OUStringBuffer. |
| void doubleToUStringBuffer( rtl::OUStringBuffer & rBuffer, double fValue, rtl_math_StringFormat eFormat, sal_Int32 nDecPlaces, sal_Unicode cDecSeparator, bool bEraseTrailingDecZeros = false ); |
A wrapper around rtl_math_doubleToUString that appends to an rtl::OUStringBuffer, with no grouping. |
| double erf( double fValue ); |
A wrapper around rtl_math_erf. |
| double erfc( double fValue ); |
A wrapper around rtl_math_erfc. |
| double expm1( double fValue ); |
A wrapper around rtl_math_expm1. |
| bool isFinite( double d ); |
Tests whether a value is neither INF nor NAN. |
| bool isInf( double d ); |
If a value represents +INF or -INF. |
| bool isNan( double d ); |
Test on any QNAN or SNAN. |
| bool isSignBitSet( double d ); |
If the sign bit is set. |
| bool isValidArcArg( double d ); |
If a value is a valid argument for sin(), cos(), tan(). |
| double log1p( double fValue ); |
A wrapper around rtl_math_log1p. |
| double pow10Exp( double fValue, int nExp ); |
A wrapper around rtl_math_pow10Exp. |
| double round( double fValue, int nDecPlaces = 0, rtl_math_RoundingMode eMode = rtl_math_RoundingMode_Corrected ); |
A wrapper around rtl_math_round. |
| void setInf( double * pd, bool bNegative ); |
Set to +INF if bNegative==false or -INF if bNegative==true. |
| void setNan( double * pd ); |
Set a QNAN. |
| double sin( double d ); |
Safe sin(), returns NAN if not valid. |
| double stringToDouble( const rtl::OString & rString, sal_Char cDecSeparator, sal_Char cGroupSeparator, rtl_math_ConversionStatus * pStatus, sal_Int32 * pParsedEnd ); |
A wrapper around rtl_math_stringToDouble. |
| double stringToDouble( const rtl::OUString & rString, sal_Unicode cDecSeparator, sal_Unicode cGroupSeparator, rtl_math_ConversionStatus * pStatus, sal_Int32 * pParsedEnd ); |
A wrapper around rtl_math_uStringToDouble. |
| double tan( double d ); |
Safe tan(), returns NAN if not valid. |
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