TFlt Class Reference

#include <dt.h>

Inheritance diagram for TFlt:

Collaboration diagram for TFlt:

Public Member Functions
	TFlt ()
	TFlt (const double &_Val)
	operator double () const
	TFlt (TSIn &SIn)
void	Save (TSOut &SOut) const
	TFlt (TSIn &SIn, const bool &IsTxt)
void	Load (TSIn &SIn)
void	Save (TSOut &SOut, const bool &IsTxt) const
void	LoadXml (const PXmlTok &XmlTok, const TStr &Nm)
void	SaveXml (TSOut &SOut, const TStr &Nm) const
TFlt &	operator= (const TFlt &Flt)
TFlt &	operator= (const double &Flt)
bool	operator== (const TFlt &Flt) const _CMPWARN
bool	operator== (const double &Flt) const _CMPWARN
bool	operator!= (const double &Flt) const _CMPWARN
double	operator() () const
TFlt &	operator+= (const double &Flt)
TFlt &	operator-= (const double &Flt)
TFlt &	operator*= (const double &Flt)
TFlt &	operator/= (const double &Flt)
TFlt	operator++ (int)
TFlt	operator-- (int)
int	GetMemUsed () const
int	GetPrimHashCd () const
int	GetSecHashCd () const
bool	IsNum () const
bool	IsNan () const
TStr	GetStr () const

Static Public Member Functions
static double	Abs (const double &Flt)
static int	Sign (const double &Flt)
static int	Round (const double &Flt)
static double	GetRnd ()
static bool	Eq6 (const double &LFlt, const double &RFlt)
static double	GetMn (const double &Flt1, const double &Flt2)
static double	GetMn (const double &Flt1, const double &Flt2, const double &Flt3)
static double	GetMn (const double &Flt1, const double &Flt2, const double &Flt3, const double &Flt4)
static double	GetMx (const double &Flt1, const double &Flt2)
static double	GetMx (const double &Flt1, const double &Flt2, const double Flt3)
static double	GetMx (const double &Flt1, const double &Flt2, const double Flt3, const double &Flt4)
static double	GetInRng (const double &Val, const double &Mn, const double &Mx)
static bool	IsNum (const double &Val)
static bool	IsNan (const double &Val)
static TStr	GetStr (const double &Val, const int &Width=-1, const int &Prec=-1)
static TStr	GetStr (const TFlt &Flt, const int &Width=-1, const int &Prec=-1)
static TStr	GetStr (const double &Val, const char *FmtStr)
static TStr	GetStr (const double &Val, const TStr &FmtStr)
static TStr	GetPrcStr (const double &RelVal, const double &FullVal)
static TStr	GetKiloStr (const double &Val)
static TStr	GetMegaStr (const double &Val)
static TStr	GetGigaStr (const double &Val)

Public Attributes
double	Val

Static Public Attributes
static const double	Mn =-DBL_MAX
static const double	Mx =+DBL_MAX
static const double	NInf =-DBL_MAX
static const double	PInf =+DBL_MAX
static const double	Eps =1e-16
static const double	EpsHalf =1e-7
static TRnd	Rnd

Detailed Description

Definition at line 1289 of file dt.h.

Constructor & Destructor Documentation

TFlt::TFlt ( )

inline

Definition at line 1301 of file dt.h.

Referenced by GetMemUsed().

: Val(0){}

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TFlt::TFlt ( const double &  _Val )

inline

Definition at line 1302 of file dt.h.

: Val(_Val){}

TFlt::TFlt ( TSIn &  SIn )

inlineexplicit

Definition at line 1304 of file dt.h.

References TSIn::Load(), and Val.

{SIn.Load(Val);}

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TFlt::TFlt ( TSIn &  SIn, const bool &  IsTxt  )

inlineexplicit

Definition at line 1306 of file dt.h.

References TStr::GetFlt(), TSIn::Load(), and Val.

                                             {
    if (IsTxt){TStr Str(SIn, true); Val=Str.GetFlt(0);} else {SIn.Load(Val);}}

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Member Function Documentation

static double TFlt::Abs ( const double &  Flt )

inlinestatic

Definition at line 1333 of file dt.h.

Referenced by TLinAlg::AssertOrtogonality(), CalcNonNegativeFactorization(), TNumericalStuff::EigSymmetricTridiag(), FltIsZero(), IsSimilarFeature(), TSparseSVD::Lanczos(), TSparseSVD::Lanczos2(), TNumericalStuff::LUDecomposition(), TLinAlg::NormL1(), TLinAlg::NormLinf(), TSparseSVD::SimpleLanczos(), and TLAMisc::ToSpVec().

{return Flt<0?-Flt:Flt;}

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static bool TFlt::Eq6 ( const double &  LFlt, const double &  RFlt  )

inlinestatic

Definition at line 1337 of file dt.h.

                                                         {
    return fabs(LFlt-RFlt)<0.000001;}

static TStr TFlt::GetGigaStr ( const double &  Val )

inlinestatic

Definition at line 1383 of file dt.h.

References TStr::Fmt(), and GetMegaStr().

                                           {
    if (fabs(Val)>100*1000000000.0){return TStr::Fmt("%.0fG", Val/1000000000.0);}
    else if (fabs(Val)>1000000000.0){return TStr::Fmt("%.1fG", Val/1000000000.0);}
    else {return GetMegaStr(Val);}}

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static double TFlt::GetInRng ( const double &  Val, const double &  Mn, const double &  Mx  )

inlinestatic

Definition at line 1354 of file dt.h.

References IAssert, and Val.

                                                                               {
    IAssert(Mn<=Mx); return Val<Mn?Mn:(Val>Mx?Mx:Val);}

static TStr TFlt::GetKiloStr ( const double &  Val )

inlinestatic

Definition at line 1375 of file dt.h.

References TStr::Fmt().

Referenced by GetMegaStr().

                                           {
    if (fabs(Val)>100*1000){return TStr::Fmt("%.0fK", Val/1000);}
    else if (fabs(Val)>1000){return TStr::Fmt("%.1fK", Val/1000);}
    else {return TStr::Fmt("%.0f", Val);}}

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static TStr TFlt::GetMegaStr ( const double &  Val )

inlinestatic

Definition at line 1379 of file dt.h.

References TStr::Fmt(), and GetKiloStr().

Referenced by GetGigaStr().

                                           {
    if (fabs(Val)>100*1000000){return TStr::Fmt("%.0fM", Val/1000000);}
    else if (fabs(Val)>1000000){return TStr::Fmt("%.1fM", Val/1000000);}
    else {return GetKiloStr(Val);}}

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int TFlt::GetMemUsed ( ) const

inline

Definition at line 1326 of file dt.h.

References TFlt().

{return sizeof(TFlt);}

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static double TFlt::GetMn ( const double &  Flt1, const double &  Flt2  )

inlinestatic

Definition at line 1340 of file dt.h.

Referenced by TNIBs::ComputePerformanceNId(), TNIBs::GenCascade(), GetMn(), and TFltRect::Intersection().

                                                             {
    return Flt1<Flt2?Flt1:Flt2;}

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static double TFlt::GetMn ( const double &  Flt1, const double &  Flt2, const double &  Flt3  )

inlinestatic

Definition at line 1342 of file dt.h.

References GetMn().

                                                                                 {
    return GetMn(GetMn(Flt1, Flt2), Flt3); }

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static double TFlt::GetMn ( const double &  Flt1, const double &  Flt2, const double &  Flt3, const double &  Flt4  )

inlinestatic

Definition at line 1344 of file dt.h.

References GetMn().

                                                                                                     {
    return GetMn(GetMn(Flt1, Flt2), GetMn(Flt3, Flt4)); }

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static double TFlt::GetMx ( const double &  Flt1, const double &  Flt2  )

inlinestatic

Definition at line 1347 of file dt.h.

Referenced by TNetInfBs::GenCascade(), GetMx(), TFltRect::Intersection(), TSparseSVD::Lanczos(), TSparseSVD::Lanczos2(), and TLinAlg::NormLinf().

                                                             {
    return Flt1>Flt2?Flt1:Flt2;}

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static double TFlt::GetMx ( const double &  Flt1, const double &  Flt2, const double  Flt3  )

inlinestatic

Definition at line 1349 of file dt.h.

References GetMx().

                                                                                {
    return GetMx(GetMx(Flt1, Flt2), Flt3); }

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static double TFlt::GetMx ( const double &  Flt1, const double &  Flt2, const double  Flt3, const double &  Flt4  )

inlinestatic

Definition at line 1351 of file dt.h.

References GetMx().

                                                                                                    {
    return GetMx(GetMx(Flt1, Flt2), GetMx(Flt3, Flt4)); }

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static TStr TFlt::GetPrcStr ( const double &  RelVal, const double &  FullVal  )

inlinestatic

Definition at line 1372 of file dt.h.

References GetStr().

                                                                    {
    return GetStr(100*RelVal/FullVal, "%3.0f%%");}

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int TFlt::GetPrimHashCd ( ) const

inline

Definition at line 1328 of file dt.h.

References TInt::Mx, and Val.

                            {
    int Expn; return int((frexp(Val, &Expn)-0.5)*double(TInt::Mx));}

static double TFlt::GetRnd ( )

inlinestatic

Definition at line 1336 of file dt.h.

References TRnd::GetUniDev(), and Rnd.

{return Rnd.GetUniDev();}

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int TFlt::GetSecHashCd ( ) const

inline

Definition at line 1330 of file dt.h.

References Val.

                           {
    int Expn; frexp(Val, &Expn); return Expn;}

TStr TFlt::GetStr ( ) const

inline

Definition at line 1365 of file dt.h.

References Val.

Referenced by TXmlTok::AddArg(), TLinAlg::ConvexComb(), TEnv::GetIfArgPrefixFlt(), GetPrcStr(), TMom::GetStr(), GetStr(), TFltRect::GetStr(), TMom::GetStrByNm(), TPpVal::GetValStr(), TMom::GetValVStr(), TSOut::PutFlt(), TOLx::PutFlt(), Save(), TLAMisc::SaveMatlabTFltV(), TLAMisc::SaveMatlabTFltVV(), TLAMisc::SaveMatlabTFltVVCol(), TLAMisc::SaveMatlabTFltVVMjrSubMtrx(), SaveXml(), TSFlt::SaveXml(), TLFlt::SaveXml(), TFltRect::SaveXml(), and TNumericalStuff::SymetricToTridiag().

{return TFlt::GetStr(Val);}

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TStr TFlt::GetStr ( const double &  Val, const int &  Width = -1, const int &  Prec = -1  )

static

Definition at line 2236 of file dt.cpp.

                                                                     {
  char Bf[255];
  if ((Width==-1)&&(Prec==-1)){sprintf(Bf, "%g", Val);}
  else {sprintf(Bf, "%*.*f", Width, Prec, Val);}
  return TStr(Bf);
}

static TStr TFlt::GetStr ( const TFlt &  Flt, const int &  Width = -1, const int &  Prec = -1  )

inlinestatic

Definition at line 1367 of file dt.h.

References GetStr(), and Val.

                                                                              {
    return GetStr(Flt.Val, Width, Prec);}

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TStr TFlt::GetStr ( const double &  Val, const char *  FmtStr  )

static

Definition at line 2243 of file dt.cpp.

References GetStr().

                                                      {
  if (FmtStr==NULL){
    return GetStr(Val);
  } else {
    char Bf[255];
    sprintf(Bf, FmtStr, Val);
    return TStr(Bf);
  }
}

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static TStr TFlt::GetStr ( const double &  Val, const TStr &  FmtStr  )

inlinestatic

Definition at line 1370 of file dt.h.

References TStr::CStr(), and GetStr().

                                                           {
    return GetStr(Val, FmtStr.CStr());}

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static bool TFlt::IsNan ( const double &  Val )

inlinestatic

Definition at line 1359 of file dt.h.

                                      {
    return (Val!=Val);}

bool TFlt::IsNan ( ) const

inline

Definition at line 1363 of file dt.h.

References IsNan(), and Val.

Referenced by IsNan().

{ return IsNan(Val); }

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static bool TFlt::IsNum ( const double &  Val )

inlinestatic

Definition at line 1357 of file dt.h.

References Mn, and Mx.

                                      {
    return (Mn<=Val)&&(Val<=Mx);}

bool TFlt::IsNum ( ) const

inline

Definition at line 1362 of file dt.h.

References IsNum(), and Val.

Referenced by IsNum().

{ return IsNum(Val); }

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void TFlt::Load ( TSIn &  SIn )

inline

Definition at line 1308 of file dt.h.

References TSIn::Load(), and Val.

Referenced by TAGMFit::Load(), TAGMFast::Load(), TCoda::Load(), TCesna::Load(), TSigmoid::Load(), and TSigmoid::TSigmoid().

{SIn.Load(Val);}

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void TFlt::LoadXml	(	const PXmlTok &	XmlTok,
		const TStr &	Nm
	)

Definition at line 2227 of file dt.cpp.

References TXmlObjSer::GetFltArg(), Val, and XLoadHd.

                                                       {
  XLoadHd(Nm);
  Val=TXmlObjSer::GetFltArg(XmlTok, "Val");
}

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TFlt::operator double ( ) const

inline

Definition at line 1303 of file dt.h.

References Val.

{return Val;}

bool TFlt::operator!= ( const double &  Flt ) const

inline

Definition at line 1318 of file dt.h.

References Val.

{return Val!=Flt;}

double TFlt::operator() ( ) const

inline

Definition at line 1319 of file dt.h.

References Val.

{return Val;}

TFlt& TFlt::operator*= ( const double &  Flt )

inline

Definition at line 1322 of file dt.h.

References Val.

{Val*=Flt; return *this;}

TFlt TFlt::operator++ ( int  )

inline

Definition at line 1324 of file dt.h.

References Val.

{Val++; return *this;}

TFlt& TFlt::operator+= ( const double &  Flt )

inline

Definition at line 1320 of file dt.h.

References Val.

{Val+=Flt; return *this;}

TFlt TFlt::operator-- ( int  )

inline

Definition at line 1325 of file dt.h.

References Val.

{Val--; return *this;}

TFlt& TFlt::operator-= ( const double &  Flt )

inline

Definition at line 1321 of file dt.h.

References Val.

{Val-=Flt; return *this;}

TFlt& TFlt::operator/= ( const double &  Flt )

inline

Definition at line 1323 of file dt.h.

References Val.

{Val/=Flt; return *this;}

TFlt& TFlt::operator= ( const TFlt &  Flt )

inline

Definition at line 1314 of file dt.h.

References Val.

{Val=Flt.Val; return *this;}

TFlt& TFlt::operator= ( const double &  Flt )

inline

Definition at line 1315 of file dt.h.

References Val.

{Val=Flt; return *this;}

bool TFlt::operator== ( const TFlt &  Flt ) const

inline

Definition at line 1316 of file dt.h.

References Val.

{return Val==Flt.Val;}

bool TFlt::operator== ( const double &  Flt ) const

inline

Definition at line 1317 of file dt.h.

References Val.

{return Val==Flt;}

static int TFlt::Round ( const double &  Flt )

inlinestatic

Definition at line 1335 of file dt.h.

Referenced by TTmStopWatch::GetMSecInt(), TExeTm::GetSecInt(), and TTmStopWatch::GetSecInt().

{return int(floor(Flt+0.5));}

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void TFlt::Save ( TSOut &  SOut ) const

inline

Definition at line 1305 of file dt.h.

References TSOut::Save(), and Val.

Referenced by TJsonVal::Save(), TCascade::Save(), TAGMFit::Save(), TPpVal::Save(), TAGMFast::Save(), THitInfo::Save(), TCoda::Save(), TLocClustStat::Save(), TCesna::Save(), TSigmoid::Save(), TAscFlt::Save(), and TFltRect::Save().

{SOut.Save(Val);}

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void TFlt::Save ( TSOut &  SOut, const bool &  IsTxt  ) const

inline

Definition at line 1309 of file dt.h.

References GetStr(), TSOut::Save(), TStr::Save(), and Val.

                                                  {
    if (IsTxt){GetStr(Val).Save(SOut, true);} else {SOut.Save(Val);}}

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void TFlt::SaveXml	(	TSOut &	SOut,
		const TStr &	Nm
	)		const

Definition at line 2232 of file dt.cpp.

References GetStr(), Val, and XSaveBETagArg.

                                                    {
  XSaveBETagArg(Nm, "Val", TFlt::GetStr(Val));
}

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static int TFlt::Sign ( const double &  Flt )

inlinestatic

Definition at line 1334 of file dt.h.

{return Flt<0?-1:(Flt>0?1:0);}

Member Data Documentation

const double TFlt::Eps =1e-16

static

Definition at line 1297 of file dt.h.

Referenced by FltIsZero().

const double TFlt::EpsHalf =1e-7

static

Definition at line 1298 of file dt.h.

const double TFlt::Mn =-DBL_MAX

static

Definition at line 1293 of file dt.h.

Referenced by TNEANet::AddEdge(), TNEANet::AddNode(), TMom::Def(), TNEANet::DelEdge(), TNEANet::DelNode(), TCesna::FindComs(), TAGMUtil::FindComsByAGM(), TAGMFast::FindComsByCV(), TCoda::FindComsByCV(), FindRoles(), TNetInfBs::GetBestEdge(), TNEANet::GetFltAttrDefaultE(), TNEANet::GetFltAttrDefaultN(), GetMinMax(), TSnap::GetSngVec(), IsNum(), TAGMFit::Likelihood(), TAGMFast::MLEGradAscent(), TCoda::MLEGradAscent(), TCesna::MLEGradAscent(), TAGMFast::MLEGradAscentParallel(), TCesna::MLEGradAscentParallel(), TAGMFast::MLENewton(), and TAGMFit::SampleTransition().

const double TFlt::Mx =+DBL_MAX

static

Definition at line 1294 of file dt.h.

Referenced by TGnuPlot::AddPwrFit1(), TGnuPlot::AddPwrFit2(), TGnuPlot::AddPwrFit3(), TKronMomentsFit::EstABC(), TLocClust::FindBestCut(), TAGMUtil::FindComsByAGM(), GetMinMax(), TNetInfBs::GreedyOpt(), TNetInfBs::Init(), IsNum(), TLocClustStat::MakeExpBins(), TLocClustStat::Run(), TAGMFast::SetGraph(), TCoda::SetGraph(), and TCesna::SetGraph().

const double TFlt::NInf =-DBL_MAX

static

Definition at line 1295 of file dt.h.

const double TFlt::PInf =+DBL_MAX

static

Definition at line 1296 of file dt.h.

TRnd TFlt::Rnd

static

Definition at line 1299 of file dt.h.

Referenced by TNIBs::BSG(), TNetInfBs::GenCascade(), TNIBs::GenCascade(), GetRnd(), and TNIBs::SG().

double TFlt::Val

Definition at line 1291 of file dt.h.

Referenced by TLocClust::ApproxPageRank(), TLocClustStat::BestWhiskEdges(), TLocClustStat::BestWhiskNodes(), TAGMFit::CalcPNoComByCmtyVV(), TCoda::DumpMemberships(), GetInRng(), GetPrimHashCd(), GetSecHashCd(), GetStr(), IsNan(), IsNum(), Load(), LoadXml(), TAGMFast::MLENewton(), operator double(), operator!=(), operator()(), operator*=(), operator++(), operator+=(), operator--(), operator-=(), operator/=(), operator=(), operator==(), TAGMFit::PrintSummary(), TLAMisc::PrintTFltVV(), Save(), TNetInfBs::SaveEdgeInfo(), TNetInfBs::SaveGroundTruth(), TNIBs::SaveGroundTruthPajek(), TNIBs::SaveInferred(), TNIBs::SaveInferredEdges(), TNIBs::SaveInferredPajek(), SaveXml(), TAGMFit::SeekSwitch(), TNIBs::SG(), TFlt(), and TCascade::TransProb().

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The documentation for this class was generated from the following files:

• glib-core/dt.h
• glib-core/dt.cpp