SNAP Library 2.0, Developer Reference  2013-05-13 16:33:57
SNAP, a general purpose, high performance system for analysis and manipulation of large networks
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Defines
Public Member Functions | Static Public Member Functions | Public Attributes | Static Public Attributes
TFlt Class Reference

#include <dt.h>

Inheritance diagram for TFlt:
Inheritance graph
[legend]
Collaboration diagram for TFlt:
Collaboration graph
[legend]

List of all members.

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){}

Here is the caller graph for this function:

TFlt::TFlt ( const double &  _Val) [inline]

Definition at line 1302 of file dt.h.

: Val(_Val){}
TFlt::TFlt ( TSIn &  SIn) [inline, explicit]

Definition at line 1304 of file dt.h.

References TSIn::Load(), and Val.

{SIn.Load(Val);}

Here is the call graph for this function:

TFlt::TFlt ( TSIn &  SIn,
const bool &  IsTxt 
) [inline, explicit]

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);}}

Here is the call graph for this function:

Member Function Documentation

static double TFlt::Abs ( const double &  Flt) [inline, static]

Definition at line 1333 of file dt.h.

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

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

Here is the caller graph for this function:

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

Definition at line 1337 of file dt.h.

                                                         {
    return fabs(LFlt-RFlt)<0.000001;}
static TStr TFlt::GetGigaStr ( const double &  Val) [inline, static]

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);}}

Here is the call graph for this function:

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

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) [inline, static]

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);}}

Here is the call graph for this function:

Here is the caller graph for this function:

static TStr TFlt::GetMegaStr ( const double &  Val) [inline, static]

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);}}

Here is the call graph for this function:

Here is the caller graph for this function:

int TFlt::GetMemUsed ( ) const [inline]

Definition at line 1326 of file dt.h.

References TFlt().

{return sizeof(TFlt);}

Here is the call graph for this function:

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

Definition at line 1340 of file dt.h.

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

                                                             {
    return Flt1<Flt2?Flt1:Flt2;}

Here is the caller graph for this function:

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

Definition at line 1342 of file dt.h.

References GetMn().

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

Here is the call graph for this function:

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

Definition at line 1344 of file dt.h.

References GetMn().

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

Here is the call graph for this function:

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

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;}

Here is the caller graph for this function:

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

Definition at line 1349 of file dt.h.

References GetMx().

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

Here is the call graph for this function:

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

Definition at line 1351 of file dt.h.

References GetMx().

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

Here is the call graph for this function:

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

Definition at line 1372 of file dt.h.

References GetStr().

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

Here is the call graph for this function:

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 ( ) [inline, static]

Definition at line 1336 of file dt.h.

References TRnd::GetUniDev(), and Rnd.

{return Rnd.GetUniDev();}

Here is the call graph for this function:

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(), GetStr(), 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);}

Here is the caller graph for this function:

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 
) [inline, static]

Definition at line 1367 of file dt.h.

References GetStr(), and Val.

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

Here is the call graph for this function:

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);
  }
}

Here is the call graph for this function:

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

Definition at line 1370 of file dt.h.

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

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

Here is the call graph for this function:

static bool TFlt::IsNan ( const double &  Val) [inline, static]

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); }

Here is the call graph for this function:

Here is the caller graph for this function:

static bool TFlt::IsNum ( const double &  Val) [inline, static]

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); }

Here is the call graph for this function:

Here is the caller graph for this function:

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(), TSigmoid::Load(), and TSigmoid::TSigmoid().

{SIn.Load(Val);}

Here is the call graph for this function:

Here is the caller graph for this function:

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");
}

Here is the call graph for this function:

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) [inline, static]

Definition at line 1335 of file dt.h.

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

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

Here is the caller graph for this function:

void TFlt::Save ( TSOut &  SOut) const [inline]

Reimplemented in TAscFlt.

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(), TLocClustStat::Save(), TSigmoid::Save(), and TFltRect::Save().

{SOut.Save(Val);}

Here is the call graph for this function:

Here is the caller graph for this function:

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);}}

Here is the call graph for this function:

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));
}

Here is the call graph for this function:

static int TFlt::Sign ( const double &  Flt) [inline, static]

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.

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 TMom::Def(), TAGMUtil::FindComsByAGM(), TAGMFast::FindComsByCV(), TNetInfBs::GetBestEdge(), GetMinMax(), TSnap::GetSngVec(), IsNum(), TAGMFit::Likelihood(), TAGMFast::MLEGradAscent(), TAGMFast::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(), and TAGMFast::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(), 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().

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