LibreOffice: rtl/math.hxx File Reference

LibreOffice LibreOffice 7.4 SDK C/C++ API Reference

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Namespaces | Functions
math.hxx File Reference
`#include "rtl/math.h"`
`#include "rtl/strbuf.hxx"`
`#include "rtl/string.hxx"`
`#include "rtl/ustring.hxx"`
`#include "rtl/ustrbuf.hxx"`
`#include "sal/mathconf.h"`
`#include "sal/types.h"`
`#include <cstddef>`

Go to the source code of this file.

## Namespaces
namespace | rtl
namespace | rtl::math

## Functions
rtl::OString | rtl::math::doubleToString (double fValue, rtl_math_StringFormat eFormat, sal_Int32 nDecPlaces, char cDecSeparator, sal_Int32 const *pGroups, char cGroupSeparator, bool bEraseTrailingDecZeros=false)
| A wrapper around rtl_math_doubleToString.
rtl::OString | rtl::math::doubleToString (double fValue, rtl_math_StringFormat eFormat, sal_Int32 nDecPlaces, char cDecSeparator, bool bEraseTrailingDecZeros=false)
| A wrapper around rtl_math_doubleToString, with no grouping.
void | rtl::math::doubleToStringBuffer (rtl::OStringBuffer &rBuffer, double fValue, rtl_math_StringFormat eFormat, sal_Int32 nDecPlaces, char cDecSeparator, sal_Int32 const *pGroups, char cGroupSeparator, bool bEraseTrailingDecZeros=false)
| A wrapper around rtl_math_doubleToString that appends to an rtl::OStringBuffer.
void | rtl::math::doubleToStringBuffer (rtl::OStringBuffer &rBuffer, double fValue, rtl_math_StringFormat eFormat, sal_Int32 nDecPlaces, char cDecSeparator, bool bEraseTrailingDecZeros=false)
| A wrapper around rtl_math_doubleToString that appends to an rtl::OStringBuffer, with no grouping.
rtl::OUString | rtl::math::doubleToUString (double fValue, rtl_math_StringFormat eFormat, sal_Int32 nDecPlaces, sal_Unicode cDecSeparator, sal_Int32 const *pGroups, sal_Unicode cGroupSeparator, bool bEraseTrailingDecZeros=false)
| A wrapper around rtl_math_doubleToUString.
rtl::OUString | rtl::math::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 | rtl::math::doubleToUStringBuffer (rtl::OUStringBuffer &rBuffer, double fValue, rtl_math_StringFormat eFormat, sal_Int32 nDecPlaces, sal_Unicode cDecSeparator, sal_Int32 const *pGroups, sal_Unicode cGroupSeparator, bool bEraseTrailingDecZeros=false)
| A wrapper around rtl_math_doubleToUString that appends to an rtl::OUStringBuffer.
void | rtl::math::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 | rtl::math::stringToDouble (rtl::OString const &rString, char cDecSeparator, char cGroupSeparator, rtl_math_ConversionStatus *pStatus=NULL, sal_Int32 *pParsedEnd=NULL)
| A wrapper around rtl_math_stringToDouble.
double | rtl::math::stringToDouble (rtl::OUString const &rString, sal_Unicode cDecSeparator, sal_Unicode cGroupSeparator, rtl_math_ConversionStatus *pStatus=NULL, sal_Int32 *pParsedEnd=NULL)
| A wrapper around rtl_math_uStringToDouble.
double | rtl::math::round (double fValue, int nDecPlaces=0, rtl_math_RoundingMode eMode=rtl_math_RoundingMode_Corrected)
| A wrapper around rtl_math_round.
double | rtl::math::pow10Exp (double fValue, int nExp)
| A wrapper around rtl_math_pow10Exp.
double | rtl::math::approxValue (double fValue)
| A wrapper around rtl_math_approxValue.
double | rtl::math::expm1 (double fValue)
| A wrapper around rtl_math_expm1.
double | rtl::math::log1p (double fValue)
| A wrapper around rtl_math_log1p.
double | rtl::math::atanh (double fValue)
| A wrapper around rtl_math_atanh.
double | rtl::math::erf (double fValue)
| A wrapper around rtl_math_erf.
double | rtl::math::erfc (double fValue)
| A wrapper around rtl_math_erfc.
double | rtl::math::asinh (double fValue)
| A wrapper around rtl_math_asinh.
double | rtl::math::acosh (double fValue)
| A wrapper around rtl_math_acosh.
bool | rtl::math::approxEqual (double a, double b)
| A wrapper around rtl_math_approxEqual.
bool | rtl::math::approxEqual (double a, double b, sal_Int16 nPrec)
| Test equality of two values with an accuracy defined by nPrec.
double | rtl::math::approxAdd (double a, double b)
| Add two values.
double | rtl::math::approxSub (double a, double b)
| Subtract two values (a-b).
double | rtl::math::approxFloor (double a)
| floor() method taking approxValue() into account.
double | rtl::math::approxCeil (double a)
| ceil() method taking approxValue() into account.
bool | rtl::math::isFinite (double d)
| Tests whether a value is neither INF nor NAN.
bool | rtl::math::isInf (double d)
| If a value represents +INF or -INF.
bool | rtl::math::isNan (double d)
| Test on any QNAN or SNAN.
bool | rtl::math::isSignBitSet (double d)
| If the sign bit is set.
void | rtl::math::setInf (double *pd, bool bNegative)
| Set to +INF if bNegative==false or -INF if bNegative==true.
void | rtl::math::setNan (double *pd)
| Set a QNAN.
bool | rtl::math::isValidArcArg (double d)
| If a value is a valid argument for sin(), cos(), tan().
double | rtl::math::sin (double d)
| Safe sin(), returns NAN if not valid.
double | rtl::math::cos (double d)
| Safe cos(), returns NAN if not valid.
double | rtl::math::tan (double d)
| Safe tan(), returns NAN if not valid.