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TH2.h
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1// @(#)root/hist:$Id$
2// Author: Rene Brun 26/12/94
3
4/*************************************************************************
5 * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
6 * All rights reserved. *
7 * *
8 * For the licensing terms see $ROOTSYS/LICENSE. *
9 * For the list of contributors see $ROOTSYS/README/CREDITS. *
10 *************************************************************************/
11
12#ifndef ROOT_TH2
13#define ROOT_TH2
14
15
16//////////////////////////////////////////////////////////////////////////
17// //
18// TH2 //
19// //
20// 2-Dim histogram base class. //
21// //
22//////////////////////////////////////////////////////////////////////////
23
24#include "TH1.h"
25#include "TMatrixFBasefwd.h"
26#include "TMatrixDBasefwd.h"
27
28class TProfile;
29
30class TH2 : public TH1 {
31
32protected:
33 Double_t fScalefactor; ///< Scale factor
34 Double_t fTsumwy; ///< Total Sum of weight*Y
35 Double_t fTsumwy2; ///< Total Sum of weight*Y*Y
36 Double_t fTsumwxy; ///< Total Sum of weight*X*Y
37
38 TH2();
39 TH2(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup
40 ,Int_t nbinsy,Double_t ylow,Double_t yup);
41 TH2(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
42 ,Int_t nbinsy,Double_t ylow,Double_t yup);
43 TH2(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup
44 ,Int_t nbinsy,const Double_t *ybins);
45 TH2(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
46 ,Int_t nbinsy,const Double_t *ybins);
47 TH2(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins
48 ,Int_t nbinsy,const Float_t *ybins);
49
51 virtual TH1D *DoProjection(bool onX, const char *name, Int_t firstbin, Int_t lastbin, Option_t *option) const;
52 virtual TProfile *DoProfile(bool onX, const char *name, Int_t firstbin, Int_t lastbin, Option_t *option) const;
53 virtual TH1D *DoQuantiles(bool onX, const char *name, Double_t prob) const;
54 virtual void DoFitSlices(bool onX, TF1 *f1, Int_t firstbin, Int_t lastbin, Int_t cut, Option_t *option, TObjArray* arr);
55
56 Int_t BufferFill(Double_t, Double_t) {return -2;} //may not use
57 Int_t Fill(Double_t); //MayNotUse
58 Int_t Fill(const char*, Double_t) { return Fill(0);} //MayNotUse
59
60 virtual Double_t Interpolate(Double_t x) const; // may not use
61
62private:
63
64 TH2(const TH2&);
65 TH2& operator=(const TH2&); // Not implemented
66
67 // make private methods which have a TH1 signature and should not
68 using TH1::Integral;
70
71public:
72 virtual ~TH2();
73 virtual Int_t BufferEmpty(Int_t action=0);
74 virtual void Copy(TObject &hnew) const;
75 virtual Int_t Fill(Double_t x, Double_t y);
76 virtual Int_t Fill(Double_t x, Double_t y, Double_t w);
77 virtual Int_t Fill(Double_t x, const char *namey, Double_t w);
78 virtual Int_t Fill(const char *namex, Double_t y, Double_t w);
79 virtual Int_t Fill(const char *namex, const char *namey, Double_t w);
80 virtual void FillN(Int_t, const Double_t *, const Double_t *, Int_t) {;} //MayNotUse
81 virtual void FillN(Int_t ntimes, const Double_t *x, const Double_t *y, const Double_t *w, Int_t stride=1);
82 virtual void FillRandom(const char *fname, Int_t ntimes=5000, TRandom * rng = nullptr);
83 virtual void FillRandom(TH1 *h, Int_t ntimes=5000, TRandom * rng = nullptr);
84 virtual void FitSlicesX(TF1 *f1=0,Int_t firstybin=0, Int_t lastybin=-1, Int_t cut=0, Option_t *option="QNR", TObjArray* arr = 0);
85 virtual void FitSlicesY(TF1 *f1=0,Int_t firstxbin=0, Int_t lastxbin=-1, Int_t cut=0, Option_t *option="QNR", TObjArray* arr = 0);
86 virtual Int_t GetBin(Int_t binx, Int_t biny, Int_t binz = 0) const;
87 virtual Double_t GetBinWithContent2(Double_t c, Int_t &binx, Int_t &biny, Int_t firstxbin=1, Int_t lastxbin=-1,Int_t firstybin=1, Int_t lastybin=-1, Double_t maxdiff=0) const;
88 virtual Double_t GetBinContent(Int_t bin) const { return TH1::GetBinContent(bin); }
89 virtual Double_t GetBinContent(Int_t binx, Int_t biny) const { return TH1::GetBinContent( GetBin(binx, biny) ); }
90 virtual Double_t GetBinContent(Int_t binx, Int_t biny, Int_t) const { return TH1::GetBinContent( GetBin(binx, biny) ); }
93 virtual Double_t GetBinErrorLow(Int_t binx, Int_t biny) { return TH1::GetBinErrorLow( GetBin(binx, biny) ); }
94 virtual Double_t GetBinErrorUp(Int_t binx, Int_t biny) { return TH1::GetBinErrorUp( GetBin(binx, biny) ); }
95 virtual Double_t GetCorrelationFactor(Int_t axis1=1,Int_t axis2=2) const;
96 virtual Double_t GetCovariance(Int_t axis1=1,Int_t axis2=2) const;
97 virtual void GetRandom2(Double_t &x, Double_t &y, TRandom * rng = nullptr);
98 virtual void GetStats(Double_t *stats) const;
99 virtual Double_t Integral(Option_t *option="") const;
100 //virtual Double_t Integral(Int_t, Int_t, Option_t * ="") const {return 0;}
101 virtual Double_t Integral(Int_t binx1, Int_t binx2, Int_t biny1, Int_t biny2, Option_t *option="") const;
102 virtual Double_t Integral(Int_t, Int_t, Int_t, Int_t, Int_t, Int_t, Option_t * ="") const {return 0;}
103 virtual Double_t IntegralAndError(Int_t binx1, Int_t binx2, Int_t biny1, Int_t biny2, Double_t & err, Option_t *option="") const;
104 virtual Double_t Interpolate(Double_t x, Double_t y) const;
105 virtual Double_t Interpolate(Double_t x, Double_t y, Double_t z) const;
106 virtual Double_t KolmogorovTest(const TH1 *h2, Option_t *option="") const;
107 virtual TH2 *RebinX(Int_t ngroup=2, const char *newname=""); // *MENU*
108 virtual TH2 *RebinY(Int_t ngroup=2, const char *newname=""); // *MENU*
109 virtual TH2 *Rebin(Int_t ngroup=2, const char*newname="", const Double_t *xbins=0); // re-implementation of the TH1 function using RebinX
110 virtual TH2 *Rebin2D(Int_t nxgroup=2, Int_t nygroup=2, const char *newname=""); // *MENU*
111 TProfile *ProfileX(const char *name="_pfx", Int_t firstybin=1, Int_t lastybin=-1, Option_t *option="") const; // *MENU*
112 TProfile *ProfileY(const char *name="_pfy", Int_t firstxbin=1, Int_t lastxbin=-1, Option_t *option="") const; // *MENU*
113 TH1D *ProjectionX(const char *name="_px", Int_t firstybin=0, Int_t lastybin=-1, Option_t *option="") const; // *MENU*
114 TH1D *ProjectionY(const char *name="_py", Int_t firstxbin=0, Int_t lastxbin=-1, Option_t *option="") const; // *MENU*
115 virtual void PutStats(Double_t *stats);
116 TH1D *QuantilesX(Double_t prob = 0.5, const char * name = "_qx" ) const;
117 TH1D *QuantilesY(Double_t prob = 0.5, const char * name = "_qy" ) const;
118 virtual void Reset(Option_t *option="");
119 virtual void SetBinContent(Int_t bin, Double_t content);
120 virtual void SetBinContent(Int_t binx, Int_t biny, Double_t content) { SetBinContent(GetBin(binx, biny), content); }
121 virtual void SetBinContent(Int_t binx, Int_t biny, Int_t, Double_t content) { SetBinContent(GetBin(binx, biny), content); }
122 virtual void SetShowProjectionX(Int_t nbins=1); // *MENU*
123 virtual void SetShowProjectionY(Int_t nbins=1); // *MENU*
124 virtual TH1 *ShowBackground(Int_t niter=20, Option_t *option="same");
125 virtual Int_t ShowPeaks(Double_t sigma=2, Option_t *option="", Double_t threshold=0.05); // *MENU*
126 virtual void Smooth(Int_t ntimes=1, Option_t *option=""); // *MENU*
127
128 ClassDef(TH2,5) //2-Dim histogram base class
129};
130
131
132//______________________________________________________________________________
133
134class TH2C : public TH2, public TArrayC {
135
136public:
137 TH2C();
138 TH2C(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup
139 ,Int_t nbinsy,Double_t ylow,Double_t yup);
140 TH2C(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
141 ,Int_t nbinsy,Double_t ylow,Double_t yup);
142 TH2C(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup
143 ,Int_t nbinsy,const Double_t *ybins);
144 TH2C(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
145 ,Int_t nbinsy,const Double_t *ybins);
146 TH2C(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins
147 ,Int_t nbinsy,const Float_t *ybins);
148 TH2C(const TH2C &h2c);
149 virtual ~TH2C();
150 virtual void AddBinContent(Int_t bin);
151 virtual void AddBinContent(Int_t bin, Double_t w);
152 virtual void Copy(TObject &hnew) const;
153 virtual void Reset(Option_t *option="");
154 virtual void SetBinsLength(Int_t n=-1);
155 TH2C& operator=(const TH2C &h1);
156 friend TH2C operator*(Float_t c1, TH2C &h1);
157 friend TH2C operator*(TH2C &h1, Float_t c1) {return operator*(c1,h1);}
158 friend TH2C operator+(TH2C &h1, TH2C &h2);
159 friend TH2C operator-(TH2C &h1, TH2C &h2);
160 friend TH2C operator*(TH2C &h1, TH2C &h2);
161 friend TH2C operator/(TH2C &h1, TH2C &h2);
162
163protected:
164 virtual Double_t RetrieveBinContent(Int_t bin) const { return Double_t (fArray[bin]); }
165 virtual void UpdateBinContent(Int_t bin, Double_t content) { fArray[bin] = Char_t (content); }
166
167 ClassDef(TH2C,4) //2-Dim histograms (one char per channel)
168};
169
170
171//______________________________________________________________________________
172
173class TH2S : public TH2, public TArrayS {
174
175public:
176 TH2S();
177 TH2S(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup
178 ,Int_t nbinsy,Double_t ylow,Double_t yup);
179 TH2S(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
180 ,Int_t nbinsy,Double_t ylow,Double_t yup);
181 TH2S(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup
182 ,Int_t nbinsy,const Double_t *ybins);
183 TH2S(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
184 ,Int_t nbinsy,const Double_t *ybins);
185 TH2S(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins
186 ,Int_t nbinsy,const Float_t *ybins);
187 TH2S(const TH2S &h2s);
188 virtual ~TH2S();
189 virtual void AddBinContent(Int_t bin);
190 virtual void AddBinContent(Int_t bin, Double_t w);
191 virtual void Copy(TObject &hnew) const;
192 virtual void Reset(Option_t *option="");
193 virtual void SetBinsLength(Int_t n=-1);
194 TH2S& operator=(const TH2S &h1);
195 friend TH2S operator*(Float_t c1, TH2S &h1);
196 friend TH2S operator*(TH2S &h1, Float_t c1) {return operator*(c1,h1);}
197 friend TH2S operator+(TH2S &h1, TH2S &h2);
198 friend TH2S operator-(TH2S &h1, TH2S &h2);
199 friend TH2S operator*(TH2S &h1, TH2S &h2);
200 friend TH2S operator/(TH2S &h1, TH2S &h2);
201
202protected:
203 virtual Double_t RetrieveBinContent(Int_t bin) const { return Double_t (fArray[bin]); }
204 virtual void UpdateBinContent(Int_t bin, Double_t content) { fArray[bin] = Short_t (content); }
205
206 ClassDef(TH2S,4) //2-Dim histograms (one short per channel)
207};
208
209
210//______________________________________________________________________________
211
212class TH2I : public TH2, public TArrayI {
213
214public:
215 TH2I();
216 TH2I(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup
217 ,Int_t nbinsy,Double_t ylow,Double_t yup);
218 TH2I(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
219 ,Int_t nbinsy,Double_t ylow,Double_t yup);
220 TH2I(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup
221 ,Int_t nbinsy,const Double_t *ybins);
222 TH2I(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
223 ,Int_t nbinsy,const Double_t *ybins);
224 TH2I(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins
225 ,Int_t nbinsy,const Float_t *ybins);
226 TH2I(const TH2I &h2i);
227 virtual ~TH2I();
228 virtual void AddBinContent(Int_t bin);
229 virtual void AddBinContent(Int_t bin, Double_t w);
230 virtual void Copy(TObject &hnew) const;
231 virtual void Reset(Option_t *option="");
232 virtual void SetBinsLength(Int_t n=-1);
233 TH2I& operator=(const TH2I &h1);
234 friend TH2I operator*(Float_t c1, TH2I &h1);
235 friend TH2I operator*(TH2I &h1, Float_t c1) {return operator*(c1,h1);}
236 friend TH2I operator+(TH2I &h1, TH2I &h2);
237 friend TH2I operator-(TH2I &h1, TH2I &h2);
238 friend TH2I operator*(TH2I &h1, TH2I &h2);
239 friend TH2I operator/(TH2I &h1, TH2I &h2);
240
241protected:
242 virtual Double_t RetrieveBinContent(Int_t bin) const { return Double_t (fArray[bin]); }
243 virtual void UpdateBinContent(Int_t bin, Double_t content) { fArray[bin] = Int_t (content); }
244
245 ClassDef(TH2I,4) //2-Dim histograms (one 32 bits integer per channel)
246};
247
248
249//______________________________________________________________________________
250
251class TH2F : public TH2, public TArrayF {
252
253public:
254 TH2F();
255 TH2F(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup
256 ,Int_t nbinsy,Double_t ylow,Double_t yup);
257 TH2F(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
258 ,Int_t nbinsy,Double_t ylow,Double_t yup);
259 TH2F(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup
260 ,Int_t nbinsy,const Double_t *ybins);
261 TH2F(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
262 ,Int_t nbinsy,const Double_t *ybins);
263 TH2F(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins
264 ,Int_t nbinsy,const Float_t *ybins);
265 TH2F(const TMatrixFBase &m);
266 TH2F(const TH2F &h2f);
267 virtual ~TH2F();
268 virtual void AddBinContent(Int_t bin) {++fArray[bin];}
269 virtual void AddBinContent(Int_t bin, Double_t w)
270 {fArray[bin] += Float_t (w);}
271 virtual void Copy(TObject &hnew) const;
272 virtual void Reset(Option_t *option="");
273 virtual void SetBinsLength(Int_t n=-1);
274 TH2F& operator=(const TH2F &h1);
275 friend TH2F operator*(Float_t c1, TH2F &h1);
276 friend TH2F operator*(TH2F &h1, Float_t c1);
277 friend TH2F operator+(TH2F &h1, TH2F &h2);
278 friend TH2F operator-(TH2F &h1, TH2F &h2);
279 friend TH2F operator*(TH2F &h1, TH2F &h2);
280 friend TH2F operator/(TH2F &h1, TH2F &h2);
281
282protected:
283 virtual Double_t RetrieveBinContent(Int_t bin) const { return Double_t (fArray[bin]); }
284 virtual void UpdateBinContent(Int_t bin, Double_t content) { fArray[bin] = Float_t (content); }
285
286 ClassDef(TH2F,4) //2-Dim histograms (one float per channel)
287};
288
289
290//______________________________________________________________________________
291
292class TH2D : public TH2, public TArrayD {
293
294public:
295 TH2D();
296 TH2D(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup
297 ,Int_t nbinsy,Double_t ylow,Double_t yup);
298 TH2D(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
299 ,Int_t nbinsy,Double_t ylow,Double_t yup);
300 TH2D(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup
301 ,Int_t nbinsy,const Double_t *ybins);
302 TH2D(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
303 ,Int_t nbinsy,const Double_t *ybins);
304 TH2D(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins
305 ,Int_t nbinsy,const Float_t *ybins);
306 TH2D(const TMatrixDBase &m);
307 TH2D(const TH2D &h2d);
308 virtual ~TH2D();
309 virtual void AddBinContent(Int_t bin) {++fArray[bin];}
310 virtual void AddBinContent(Int_t bin, Double_t w)
311 {fArray[bin] += Double_t (w);}
312 virtual void Copy(TObject &hnew) const;
313 virtual void Reset(Option_t *option="");
314 virtual void SetBinsLength(Int_t n=-1);
315 TH2D& operator=(const TH2D &h1);
316 friend TH2D operator*(Float_t c1, TH2D &h1);
317 friend TH2D operator*(TH2D &h1, Float_t c1) {return operator*(c1,h1);}
318 friend TH2D operator+(TH2D &h1, TH2D &h2);
319 friend TH2D operator-(TH2D &h1, TH2D &h2);
320 friend TH2D operator*(TH2D &h1, TH2D &h2);
321 friend TH2D operator/(TH2D &h1, TH2D &h2);
322
323protected:
324 virtual Double_t RetrieveBinContent(Int_t bin) const { return fArray[bin]; }
325 virtual void UpdateBinContent(Int_t bin, Double_t content) { fArray[bin] = content; }
326
327 ClassDef(TH2D,4) //2-Dim histograms (one double per channel)
328};
329
330#endif
int Int_t
Definition: CPyCppyy.h:43
#define c(i)
Definition: RSha256.hxx:101
#define h(i)
Definition: RSha256.hxx:106
char Char_t
Definition: RtypesCore.h:33
short Short_t
Definition: RtypesCore.h:39
double Double_t
Definition: RtypesCore.h:59
float Float_t
Definition: RtypesCore.h:57
const char Option_t
Definition: RtypesCore.h:66
#define ClassDef(name, id)
Definition: Rtypes.h:325
Array of chars or bytes (8 bits per element).
Definition: TArrayC.h:27
Char_t * fArray
Definition: TArrayC.h:30
Array of doubles (64 bits per element).
Definition: TArrayD.h:27
Double_t * fArray
Definition: TArrayD.h:30
void Reset()
Definition: TArrayD.h:47
Array of floats (32 bits per element).
Definition: TArrayF.h:27
Float_t * fArray
Definition: TArrayF.h:30
void Reset()
Definition: TArrayF.h:47
Array of integers (32 bits per element).
Definition: TArrayI.h:27
Int_t * fArray
Definition: TArrayI.h:30
void Reset()
Definition: TArrayI.h:47
Array of shorts (16 bits per element).
Definition: TArrayS.h:27
void Reset()
Definition: TArrayS.h:47
Short_t * fArray
Definition: TArrayS.h:30
1-Dim function class
Definition: TF1.h:213
1-D histogram with a double per channel (see TH1 documentation)}
Definition: TH1.h:618
TH1 is the base class of all histogram classes in ROOT.
Definition: TH1.h:58
virtual Double_t IntegralAndError(Int_t binx1, Int_t binx2, Double_t &err, Option_t *option="") const
Return integral of bin contents in range [binx1,binx2] and its error.
Definition: TH1.cxx:7855
virtual Double_t GetBinErrorLow(Int_t bin) const
Return lower error associated to bin number bin.
Definition: TH1.cxx:8921
virtual Double_t Integral(Option_t *option="") const
Return integral of bin contents.
Definition: TH1.cxx:7828
virtual Double_t GetBinContent(Int_t bin) const
Return content of bin number bin.
Definition: TH1.cxx:4993
virtual Double_t GetBinErrorUp(Int_t bin) const
Return upper error associated to bin number bin.
Definition: TH1.cxx:8952
2-D histogram with a byte per channel (see TH1 documentation)
Definition: TH2.h:134
virtual void Reset(Option_t *option="")
Reset this histogram: contents, errors, etc.
Definition: TH2.cxx:2926
friend TH2C operator-(TH2C &h1, TH2C &h2)
Operator -.
Definition: TH2.cxx:3017
friend TH2C operator+(TH2C &h1, TH2C &h2)
Operator +.
Definition: TH2.cxx:3005
virtual void AddBinContent(Int_t bin)
Increment bin content by 1.
Definition: TH2.cxx:2896
friend TH2C operator/(TH2C &h1, TH2C &h2)
Operator /.
Definition: TH2.cxx:3041
virtual ~TH2C()
Destructor.
Definition: TH2.cxx:2811
virtual void SetBinsLength(Int_t n=-1)
Set total number of bins including under/overflow Reallocate bin contents array.
Definition: TH2.cxx:2937
TH2C()
Constructor.
Definition: TH2.cxx:2801
TH2C & operator=(const TH2C &h1)
Operator =.
Definition: TH2.cxx:2983
virtual void Copy(TObject &hnew) const
Copy.
Definition: TH2.cxx:2917
virtual void UpdateBinContent(Int_t bin, Double_t content)
Raw update of bin content on internal data structure see convention for numbering bins in TH1::GetBin...
Definition: TH2.h:165
friend TH2C operator*(Float_t c1, TH2C &h1)
Operator *.
Definition: TH2.cxx:2993
friend TH2C operator*(TH2C &h1, Float_t c1)
Definition: TH2.h:157
virtual Double_t RetrieveBinContent(Int_t bin) const
Raw retrieval of bin content on internal data structure see convention for numbering bins in TH1::Get...
Definition: TH2.h:164
2-D histogram with a double per channel (see TH1 documentation)}
Definition: TH2.h:292
virtual void AddBinContent(Int_t bin, Double_t w)
Increment bin content by a weight w.
Definition: TH2.h:310
virtual void SetBinsLength(Int_t n=-1)
Set total number of bins including under/overflow Reallocate bin contents array.
Definition: TH2.cxx:3953
friend TH2D operator-(TH2D &h1, TH2D &h2)
Operator -.
Definition: TH2.cxx:4034
virtual void AddBinContent(Int_t bin)
Increment bin content by 1.
Definition: TH2.h:309
friend TH2D operator*(Float_t c1, TH2D &h1)
Operator *.
Definition: TH2.cxx:4010
virtual Double_t RetrieveBinContent(Int_t bin) const
Raw retrieval of bin content on internal data structure see convention for numbering bins in TH1::Get...
Definition: TH2.h:324
virtual ~TH2D()
Destructor.
Definition: TH2.cxx:3827
friend TH2D operator/(TH2D &h1, TH2D &h2)
Operator /.
Definition: TH2.cxx:4058
virtual void Copy(TObject &hnew) const
Copy.
Definition: TH2.cxx:3933
friend TH2D operator+(TH2D &h1, TH2D &h2)
Operator +.
Definition: TH2.cxx:4022
virtual void UpdateBinContent(Int_t bin, Double_t content)
Raw update of bin content on internal data structure see convention for numbering bins in TH1::GetBin...
Definition: TH2.h:325
friend TH2D operator*(TH2D &h1, Float_t c1)
Definition: TH2.h:317
TH2D()
Constructor.
Definition: TH2.cxx:3817
TH2D & operator=(const TH2D &h1)
Operator =.
Definition: TH2.cxx:3999
2-D histogram with a float per channel (see TH1 documentation)}
Definition: TH2.h:251
TH2F()
Constructor.
Definition: TH2.cxx:3546
friend TH2F operator*(Float_t c1, TH2F &h1)
Operator *.
Definition: TH2.cxx:3737
TH2F & operator=(const TH2F &h1)
Operator =.
Definition: TH2.cxx:3727
virtual ~TH2F()
Destructor.
Definition: TH2.cxx:3556
virtual void SetBinsLength(Int_t n=-1)
Set total number of bins including under/overflow Reallocate bin contents array.
Definition: TH2.cxx:3681
virtual void Copy(TObject &hnew) const
Copy.
Definition: TH2.cxx:3661
virtual void AddBinContent(Int_t bin, Double_t w)
Increment bin content by a weight w.
Definition: TH2.h:269
virtual Double_t RetrieveBinContent(Int_t bin) const
Raw retrieval of bin content on internal data structure see convention for numbering bins in TH1::Get...
Definition: TH2.h:283
friend TH2F operator-(TH2F &h1, TH2F &h2)
Operator -.
Definition: TH2.cxx:3773
friend TH2F operator/(TH2F &h1, TH2F &h2)
Operator /.
Definition: TH2.cxx:3797
virtual void UpdateBinContent(Int_t bin, Double_t content)
Raw update of bin content on internal data structure see convention for numbering bins in TH1::GetBin...
Definition: TH2.h:284
virtual void AddBinContent(Int_t bin)
Increment bin content by 1.
Definition: TH2.h:268
friend TH2F operator+(TH2F &h1, TH2F &h2)
Operator +.
Definition: TH2.cxx:3761
2-D histogram with an int per channel (see TH1 documentation)}
Definition: TH2.h:212
friend TH2I operator/(TH2I &h1, TH2I &h2)
Operator /.
Definition: TH2.cxx:3526
friend TH2I operator-(TH2I &h1, TH2I &h2)
Operator -.
Definition: TH2.cxx:3502
TH2I()
Constructor.
Definition: TH2.cxx:3321
virtual void Copy(TObject &hnew) const
Copy.
Definition: TH2.cxx:3437
virtual void SetBinsLength(Int_t n=-1)
Set total number of bins including under/overflow Reallocate bin contents array.
Definition: TH2.cxx:3457
virtual void UpdateBinContent(Int_t bin, Double_t content)
Raw update of bin content on internal data structure see convention for numbering bins in TH1::GetBin...
Definition: TH2.h:243
friend TH2I operator*(TH2I &h1, Float_t c1)
Definition: TH2.h:235
friend TH2I operator*(Float_t c1, TH2I &h1)
Operator *.
Definition: TH2.cxx:3478
virtual void AddBinContent(Int_t bin)
Increment bin content by 1.
Definition: TH2.cxx:3416
virtual ~TH2I()
Destructor.
Definition: TH2.cxx:3331
virtual Double_t RetrieveBinContent(Int_t bin) const
Raw retrieval of bin content on internal data structure see convention for numbering bins in TH1::Get...
Definition: TH2.h:242
friend TH2I operator+(TH2I &h1, TH2I &h2)
Operator +.
Definition: TH2.cxx:3490
TH2I & operator=(const TH2I &h1)
Operator =.
Definition: TH2.cxx:3468
2-D histogram with a short per channel (see TH1 documentation)
Definition: TH2.h:173
virtual void SetBinsLength(Int_t n=-1)
Set total number of bins including under/overflow Reallocate bin contents array.
Definition: TH2.cxx:3197
virtual Double_t RetrieveBinContent(Int_t bin) const
Raw retrieval of bin content on internal data structure see convention for numbering bins in TH1::Get...
Definition: TH2.h:203
TH2S & operator=(const TH2S &h1)
Operator =.
Definition: TH2.cxx:3243
friend TH2S operator+(TH2S &h1, TH2S &h2)
Operator +.
Definition: TH2.cxx:3265
TH2S()
Constructor.
Definition: TH2.cxx:3061
friend TH2S operator-(TH2S &h1, TH2S &h2)
Operator -.
Definition: TH2.cxx:3277
friend TH2S operator*(Float_t c1, TH2S &h1)
Operator *.
Definition: TH2.cxx:3253
virtual ~TH2S()
Destructor.
Definition: TH2.cxx:3071
friend TH2S operator/(TH2S &h1, TH2S &h2)
Operator /.
Definition: TH2.cxx:3301
virtual void Copy(TObject &hnew) const
Copy.
Definition: TH2.cxx:3177
friend TH2S operator*(TH2S &h1, Float_t c1)
Definition: TH2.h:196
virtual void UpdateBinContent(Int_t bin, Double_t content)
Raw update of bin content on internal data structure see convention for numbering bins in TH1::GetBin...
Definition: TH2.h:204
virtual void AddBinContent(Int_t bin)
Increment bin content by 1.
Definition: TH2.cxx:3156
Service class for 2-D histogram classes.
Definition: TH2.h:30
Int_t Fill(const char *, Double_t)
Increment bin with namex with a weight w.
Definition: TH2.h:58
virtual void PutStats(Double_t *stats)
Replace current statistics with the values in array stats.
Definition: TH2.cxx:2440
TH1D * ProjectionY(const char *name="_py", Int_t firstxbin=0, Int_t lastxbin=-1, Option_t *option="") const
Project a 2-D histogram into a 1-D histogram along Y.
Definition: TH2.cxx:2431
virtual Int_t BufferEmpty(Int_t action=0)
Fill histogram with all entries in the buffer.
Definition: TH2.cxx:243
virtual Double_t GetCorrelationFactor(Int_t axis1=1, Int_t axis2=2) const
Return correlation factor between axis1 and axis2.
Definition: TH2.cxx:1108
virtual TProfile * DoProfile(bool onX, const char *name, Int_t firstbin, Int_t lastbin, Option_t *option) const
Definition: TH2.cxx:1842
virtual Double_t GetBinWithContent2(Double_t c, Int_t &binx, Int_t &biny, Int_t firstxbin=1, Int_t lastxbin=-1, Int_t firstybin=1, Int_t lastybin=-1, Double_t maxdiff=0) const
compute first cell (binx,biny) in the range [firstxbin,lastxbin][firstybin,lastybin] for which diff =...
Definition: TH2.cxx:1080
TProfile * ProfileX(const char *name="_pfx", Int_t firstybin=1, Int_t lastybin=-1, Option_t *option="") const
Project a 2-D histogram into a profile histogram along X.
Definition: TH2.cxx:2065
TH1D * QuantilesY(Double_t prob=0.5, const char *name="_qy") const
Compute the Y distribution of quantiles in the other variable X name is the name of the returned hist...
Definition: TH2.cxx:2473
TProfile * ProfileY(const char *name="_pfy", Int_t firstxbin=1, Int_t lastxbin=-1, Option_t *option="") const
Project a 2-D histogram into a profile histogram along Y.
Definition: TH2.cxx:2115
virtual void Reset(Option_t *option="")
Reset this histogram: contents, errors, etc.
Definition: TH2.cxx:2555
virtual TH1D * DoQuantiles(bool onX, const char *name, Double_t prob) const
Implementation of quantiles for x or y.
Definition: TH2.cxx:2482
Int_t BufferFill(Double_t, Double_t)
accumulate arguments in buffer.
Definition: TH2.h:56
Double_t fTsumwxy
Total Sum of weight*X*Y.
Definition: TH2.h:36
Int_t Fill(Double_t)
Invalid Fill method.
Definition: TH2.cxx:358
virtual Double_t Integral(Int_t, Int_t, Int_t, Int_t, Int_t, Int_t, Option_t *="") const
Definition: TH2.h:102
virtual TH1 * ShowBackground(Int_t niter=20, Option_t *option="same")
This function calculates the background spectrum in this histogram.
Definition: TH2.cxx:2616
virtual Int_t ShowPeaks(Double_t sigma=2, Option_t *option="", Double_t threshold=0.05)
Interface to TSpectrum2::Search the function finds peaks in this histogram where the width is > sigma...
Definition: TH2.cxx:2632
virtual void DoFitSlices(bool onX, TF1 *f1, Int_t firstbin, Int_t lastbin, Int_t cut, Option_t *option, TObjArray *arr)
Definition: TH2.cxx:777
TH1D * QuantilesX(Double_t prob=0.5, const char *name="_qx") const
Compute the X distribution of quantiles in the other variable Y name is the name of the returned hist...
Definition: TH2.cxx:2460
virtual TH2 * RebinX(Int_t ngroup=2, const char *newname="")
Rebin only the X axis see Rebin2D.
Definition: TH2.cxx:1604
virtual void SetShowProjectionY(Int_t nbins=1)
When the mouse is moved in a pad containing a 2-d view of this histogram a second canvas shows the pr...
Definition: TH2.cxx:2603
TH2 & operator=(const TH2 &)
virtual Double_t GetBinErrorUp(Int_t binx, Int_t biny)
Definition: TH2.h:94
virtual TH2 * Rebin(Int_t ngroup=2, const char *newname="", const Double_t *xbins=0)
Override TH1::Rebin as TH2::RebinX Rebinning in variable binning as for TH1 is not allowed If a non-n...
Definition: TH2.cxx:1625
Double_t fScalefactor
Scale factor.
Definition: TH2.h:33
virtual void GetStats(Double_t *stats) const
Fill the array stats from the contents of this histogram The array stats must be correctly dimensione...
Definition: TH2.cxx:1216
virtual void FillRandom(const char *fname, Int_t ntimes=5000, TRandom *rng=nullptr)
Fill histogram following distribution in function fname.
Definition: TH2.cxx:677
virtual TH1D * DoProjection(bool onX, const char *name, Int_t firstbin, Int_t lastbin, Option_t *option) const
Internal (protected) method for performing projection on the X or Y axis called by ProjectionX or Pro...
Definition: TH2.cxx:2125
Double_t fTsumwy2
Total Sum of weight*Y*Y.
Definition: TH2.h:35
virtual Double_t GetBinContent(Int_t binx, Int_t biny, Int_t) const
Definition: TH2.h:90
virtual void GetRandom2(Double_t &x, Double_t &y, TRandom *rng=nullptr)
Return 2 random numbers along axis x and y distributed according to the cell-contents of this 2-D his...
Definition: TH2.cxx:1162
virtual Double_t GetCovariance(Int_t axis1=1, Int_t axis2=2) const
Return covariance between axis1 and axis2.
Definition: TH2.cxx:1126
virtual void Smooth(Int_t ntimes=1, Option_t *option="")
Smooth bin contents of this 2-d histogram using kernel algorithms similar to the ones used in the ras...
Definition: TH2.cxx:2664
virtual void FillN(Int_t, const Double_t *, const Double_t *, Int_t)
Fill this histogram with an array x and weights w.
Definition: TH2.h:80
TH1D * ProjectionX(const char *name="_px", Int_t firstybin=0, Int_t lastybin=-1, Option_t *option="") const
Project a 2-D histogram into a 1-D histogram along X.
Definition: TH2.cxx:2391
virtual void FitSlicesX(TF1 *f1=0, Int_t firstybin=0, Int_t lastybin=-1, Int_t cut=0, Option_t *option="QNR", TObjArray *arr=0)
Project slices along X in case of a 2-D histogram, then fit each slice with function f1 and make a hi...
Definition: TH2.cxx:979
virtual Int_t GetBin(Int_t binx, Int_t biny, Int_t binz=0) const
Return Global bin number corresponding to binx,y,z.
Definition: TH2.cxx:1049
virtual Double_t Integral(Option_t *option="") const
Return integral of bin contents.
Definition: TH2.cxx:1279
virtual Double_t IntegralAndError(Int_t binx1, Int_t binx2, Int_t biny1, Int_t biny2, Double_t &err, Option_t *option="") const
Return integral of bin contents in range [firstxbin,lastxbin],[firstybin,lastybin] for a 2-D histogra...
Definition: TH2.cxx:1307
virtual Double_t KolmogorovTest(const TH1 *h2, Option_t *option="") const
Statistical test of compatibility in shape between THIS histogram and h2, using Kolmogorov test.
Definition: TH2.cxx:1432
Double_t fTsumwy
Total Sum of weight*Y.
Definition: TH2.h:34
TH2()
2-D histogram default constructor.
Definition: TH2.cxx:62
virtual void SetBinContent(Int_t binx, Int_t biny, Double_t content)
Definition: TH2.h:120
virtual void SetShowProjectionX(Int_t nbins=1)
When the mouse is moved in a pad containing a 2-d view of this histogram a second canvas shows the pr...
Definition: TH2.cxx:2588
virtual Double_t Interpolate(Double_t x) const
illegal for a TH2
Definition: TH2.cxx:1315
virtual void FitSlicesY(TF1 *f1=0, Int_t firstxbin=0, Int_t lastxbin=-1, Int_t cut=0, Option_t *option="QNR", TObjArray *arr=0)
Project slices along Y in case of a 2-D histogram, then fit each slice with function f1 and make a hi...
Definition: TH2.cxx:1044
virtual Double_t GetBinContent(Int_t binx, Int_t biny) const
Definition: TH2.h:89
virtual Double_t GetBinErrorLow(Int_t binx, Int_t biny)
Definition: TH2.h:93
virtual Double_t GetBinContent(Int_t bin) const
Return content of bin number bin.
Definition: TH2.h:88
virtual TH2 * Rebin2D(Int_t nxgroup=2, Int_t nygroup=2, const char *newname="")
Rebin this histogram grouping nxgroup/nygroup bins along the xaxis/yaxis together.
Definition: TH2.cxx:1660
virtual Int_t BufferFill(Double_t x, Double_t y, Double_t w)
accumulate arguments in buffer.
Definition: TH2.cxx:317
virtual void SetBinContent(Int_t bin, Double_t content)
Set bin content.
Definition: TH2.cxx:2571
virtual ~TH2()
Destructor.
Definition: TH2.cxx:230
virtual void SetBinContent(Int_t binx, Int_t biny, Int_t, Double_t content)
Definition: TH2.h:121
virtual TH2 * RebinY(Int_t ngroup=2, const char *newname="")
Rebin only the Y axis see Rebin2D.
Definition: TH2.cxx:1614
virtual void Copy(TObject &hnew) const
Copy.
Definition: TH2.cxx:345
TMatrixTBase.
Definition: TMatrixTBase.h:84
An array of TObjects.
Definition: TObjArray.h:37
Mother of all ROOT objects.
Definition: TObject.h:37
Profile Histogram.
Definition: TProfile.h:32
This is the base class for the ROOT Random number generators.
Definition: TRandom.h:27
const Double_t sigma
return c1
Definition: legend1.C:41
Double_t y[n]
Definition: legend1.C:17
Double_t x[n]
Definition: legend1.C:17
const Int_t n
Definition: legend1.C:16
TH1F * h1
Definition: legend1.C:5
TF1 * f1
Definition: legend1.C:11
static const std::string name("name")
const double xbins[xbins_n]
auto * m
Definition: textangle.C:8