TGUtil Class Reference

Graph Utilities. More...

#include <util.h>

List of all members.

Static Public Member Functions
static void	GetCdf (const TIntPrV &PdfV, TIntPrV &CdfV)
static void	GetCdf (const TFltPrV &PdfV, TFltPrV &CdfV)
static void	GetCdf (const TIntFltKdV &PdfV, TIntFltKdV &CdfV)
static TIntPrV	GetCdf (const TIntPrV &PdfV)
static TFltPrV	GetCdf (const TFltPrV &PdfV)
static void	GetCCdf (const TIntPrV &PdfV, TIntPrV &CCdfV)
static void	GetCCdf (const TFltPrV &PdfV, TFltPrV &CCdfV)
static void	GetCCdf (const TIntFltKdV &PdfV, TIntFltKdV &CCdfV)
static TIntPrV	GetCCdf (const TIntPrV &PdfV)
static TFltPrV	GetCCdf (const TFltPrV &PdfV)
static void	GetPdf (const TIntPrV &CdfV, TIntPrV &PdfV)
static void	GetPdf (const TFltPrV &CdfV, TFltPrV &PdfV)
static void	GetPdf (const TIntFltKdV &CdfV, TIntFltKdV &PdfV)
static void	Normalize (TFltPrV &PdfV)
static void	Normalize (TIntFltKdV &PdfV)
static void	MakeExpBins (const TFltPrV &XYValV, TFltPrV &ExpXYValV, const double &BinFactor=2, const double &MinYVal=1)
static void	MakeExpBins (const TFltKdV &XYValV, TFltKdV &ExpXYValV, const double &BinFactor=2, const double &MinYVal=1)
static void	MakeExpBins (const TFltV &YValV, TFltV &ExpYValV, const double &BinFactor=1.01)
static void	MakeExpBins (const TIntV &YValV, TIntV &ExpYValV, const double &BinFactor=1.01)

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Detailed Description

Graph Utilities.

Definition at line 3 of file util.h.

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Member Function Documentation

void TGUtil::GetCCdf	(	const TIntPrV &	PdfV,
		TIntPrV &	CCdfV
	)		[static]

Definition at line 33 of file util.cpp.

                                                        {
  CCdfV = PdfV;
  for (int i = CCdfV.Len()-2; i >= 0; i--) {
    CCdfV[i].Val2 = CCdfV[i+1].Val2 + CCdfV[i].Val2; }
}

void TGUtil::GetCCdf	(	const TFltPrV &	PdfV,
		TFltPrV &	CCdfV
	)		[static]

Definition at line 39 of file util.cpp.

                                                        {
  CCdfV = PdfV;
  for (int i = CCdfV.Len()-2; i >= 0; i--) {
    CCdfV[i].Val2 = CCdfV[i+1].Val2 + CCdfV[i].Val2; }
}

void TGUtil::GetCCdf	(	const TIntFltKdV &	PdfV,
		TIntFltKdV &	CCdfV
	)		[static]

Definition at line 45 of file util.cpp.

                                                              {
  CCdfV = PdfV;
  for (int i = CCdfV.Len()-2; i >= 0; i--) {
    CCdfV[i].Dat = CCdfV[i+1].Dat + CCdfV[i].Dat; }
}

TIntPrV TGUtil::GetCCdf

(

const TIntPrV &

PdfV

)

[static]

Definition at line 51 of file util.cpp.

                                           {
  TIntPrV CCdfV;
  GetCCdf(PdfV, CCdfV);
  return CCdfV;
}

TFltPrV TGUtil::GetCCdf

(

const TFltPrV &

PdfV

)

[static]

Definition at line 57 of file util.cpp.

                                           {
  TFltPrV CCdfV;
  GetCCdf(PdfV, CCdfV);
  return CCdfV;
}

void TGUtil::GetCdf	(	const TIntPrV &	PdfV,
		TIntPrV &	CdfV
	)		[static]

Definition at line 3 of file util.cpp.

                                                      {
  CdfV = PdfV;
  for (int i = 1; i < CdfV.Len(); i++) {
    CdfV[i].Val2 = CdfV[i-1].Val2 + CdfV[i].Val2; }
}

void TGUtil::GetCdf	(	const TFltPrV &	PdfV,
		TFltPrV &	CdfV
	)		[static]

Definition at line 9 of file util.cpp.

                                                      {
  CdfV = PdfV;
  for (int i = 1; i < CdfV.Len(); i++) {
    CdfV[i].Val2 = CdfV[i-1].Val2 + CdfV[i].Val2; }
}

void TGUtil::GetCdf	(	const TIntFltKdV &	PdfV,
		TIntFltKdV &	CdfV
	)		[static]

Definition at line 15 of file util.cpp.

                                                            {
  CdfV = PdfV;
  for (int i = 1; i < CdfV.Len(); i++) {
    CdfV[i].Dat = CdfV[i-1].Dat + CdfV[i].Dat; }
}

TIntPrV TGUtil::GetCdf

(

const TIntPrV &

PdfV

)

[static]

Definition at line 21 of file util.cpp.

                                          {
  TIntPrV CdfV;
  GetCdf(PdfV, CdfV);
  return CdfV;
}

TFltPrV TGUtil::GetCdf

(

const TFltPrV &

PdfV

)

[static]

Definition at line 27 of file util.cpp.

                                          {
  TFltPrV CdfV;
  GetCdf(PdfV, CdfV);
  return CdfV;
}

void TGUtil::GetPdf	(	const TIntPrV &	CdfV,
		TIntPrV &	PdfV
	)		[static]

Definition at line 63 of file util.cpp.

                                                      {
  PdfV = CdfV;
  for (int i = PdfV.Len()-1; i > 0; i--) {
    PdfV[i].Val2 = PdfV[i].Val2 - PdfV[i-1].Val2; }
}

void TGUtil::GetPdf	(	const TFltPrV &	CdfV,
		TFltPrV &	PdfV
	)		[static]

Definition at line 69 of file util.cpp.

                                                      {
  PdfV = CdfV;
  for (int i = PdfV.Len()-1; i > 0; i--) {
    PdfV[i].Val2 = PdfV[i].Val2 - PdfV[i-1].Val2; }
}

void TGUtil::GetPdf	(	const TIntFltKdV &	CdfV,
		TIntFltKdV &	PdfV
	)		[static]

Definition at line 75 of file util.cpp.

                                                            {
  PdfV = CdfV;
  for (int i = PdfV.Len()-1; i > 0; i--) {
    PdfV[i].Dat = PdfV[i].Dat - PdfV[i-1].Dat; }
}

void TGUtil::MakeExpBins	(	const TFltPrV &	XYValV,
		TFltPrV &	ExpXYValV,
		const double &	BinFactor = 2,
		const double &	MinYVal = 1
	)		[static]

Definition at line 99 of file util.cpp.

                                                                                                                  {
  TGnuPlot::MakeExpBins(XYValV, ExpXYValV, BinFactor, MinYVal);
}

void TGUtil::MakeExpBins	(	const TFltKdV &	XYValV,
		TFltKdV &	ExpXYValV,
		const double &	BinFactor = 2,
		const double &	MinYVal = 1
	)		[static]

Definition at line 103 of file util.cpp.

                                                                                                                  {
  TGnuPlot::MakeExpBins(XYValV, ExpXYValV, BinFactor, MinYVal);
}

void TGUtil::MakeExpBins	(	const TFltV &	YValV,
		TFltV &	ExpYValV,
		const double &	BinFactor = 1.01
	)		[static]

Definition at line 107 of file util.cpp.

                                                                                     {
  ExpYValV.Clr(true);
  int prevI=0;
  for (int i = 0; i < YValV.Len(); ) {
    ExpYValV.Add(YValV[i]);
    i = int(i*BinFactor);
    if (i==prevI) { i++; }
    prevI = i;
  }
}

void TGUtil::MakeExpBins	(	const TIntV &	YValV,
		TIntV &	ExpYValV,
		const double &	BinFactor = 1.01
	)		[static]

Definition at line 118 of file util.cpp.

                                                                                     {
  ExpYValV.Clr(true);
  int prevI=0;
  for (int i = 0; i < YValV.Len(); ) {
    ExpYValV.Add(YValV[i]);
    i = int(i*BinFactor);
    if (i==prevI) { i++; }
    prevI = i;
  }
}

void TGUtil::Normalize

(

TFltPrV &

PdfV

)

[static]

Definition at line 81 of file util.cpp.

                                    {
  double Sum = 0.0;
  for (int i = 0; i < PdfV.Len(); i++) {
    Sum += PdfV[i].Val2; }
  if (Sum <= 0.0) { return; }
  for (int i = 0; i < PdfV.Len(); i++) {
    PdfV[i].Val2 /= Sum; }
}

void TGUtil::Normalize

(

TIntFltKdV &

PdfV

)

[static]

Definition at line 90 of file util.cpp.

                                       {
  double Sum = 0.0;
  for (int i = 0; i < PdfV.Len(); i++) {
    Sum += PdfV[i].Dat; }
  if (Sum <= 0.0) { return; }
  for (int i = 0; i < PdfV.Len(); i++) {
    PdfV[i].Dat /= Sum; }
}

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

• snap-core/util.h
• snap-core/util.cpp