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TH1.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_TH1
13#define ROOT_TH1
14
15
16//////////////////////////////////////////////////////////////////////////
17// //
18// TH1 //
19// //
20// 1-Dim histogram base class. //
21// //
22//////////////////////////////////////////////////////////////////////////
23
24#include "TAxis.h"
25
26#include "TAttLine.h"
27
28#include "TAttFill.h"
29
30#include "TAttMarker.h"
31
32#include "TArrayC.h"
33#include "TArrayS.h"
34#include "TArrayI.h"
35#include "TArrayL64.h"
36#include "TArrayF.h"
37#include "TArrayD.h"
38#include "Foption.h"
39
40#include "TVectorFfwd.h"
41#include "TVectorDfwd.h"
42
43#include "TFitResultPtr.h"
44
45#include <cfloat>
46#include <string>
47
48class TF1;
49class TH1D;
50class TBrowser;
51class TDirectory;
52class TList;
53class TCollection;
54class TVirtualFFT;
56class TRandom;
57
58
59class TH1 : public TNamed, public TAttLine, public TAttFill, public TAttMarker {
60
61public:
62
63 /// Enumeration specifying type of statistics for bin errors
65 kNormal = 0, ///< Errors with Normal (Wald) approximation: errorUp=errorLow= sqrt(N)
66 kPoisson = 1 , ///< Errors from Poisson interval at 68.3% (1 sigma)
67 kPoisson2 = 2 ///< Errors from Poisson interval at 95% CL (~ 2 sigma)
68 };
69
70 /// Enumeration specifying which axes can be extended
71 enum {
72 kNoAxis = 0, ///< NOTE: Must always be 0 !!!
73 kXaxis = BIT(0),
74 kYaxis = BIT(1),
75 kZaxis = BIT(2),
77 };
79 /// Enumeration specifying the way to treat statoverflow
81 kIgnore = 0, ///< Override global flag ignoring the overflows
82 kConsider = 1, ///< Override global flag considering the overflows
83 kNeutral = 2, ///< Adapt to the global flag
84 };
85
86 /// Enumeration specifying inconsistencies between two histograms,
87 /// in increasing severity.
96
97 friend class TH1Merger;
98
99protected:
100 Int_t fNcells; ///< Number of bins(1D), cells (2D) +U/Overflows
101 TAxis fXaxis; ///< X axis descriptor
102 TAxis fYaxis; ///< Y axis descriptor
103 TAxis fZaxis; ///< Z axis descriptor
104 Short_t fBarOffset; ///< (1000*offset) for bar charts or legos
105 Short_t fBarWidth; ///< (1000*width) for bar charts or legos
106 Double_t fEntries; ///< Number of entries
107 Double_t fTsumw; ///< Total Sum of weights
108 Double_t fTsumw2; ///< Total Sum of squares of weights
109 Double_t fTsumwx; ///< Total Sum of weight*X
110 Double_t fTsumwx2; ///< Total Sum of weight*X*X
111 Double_t fMaximum; ///< Maximum value for plotting
112 Double_t fMinimum; ///< Minimum value for plotting
113 Double_t fNormFactor; ///< Normalization factor
114 TArrayD fContour; ///< Array to display contour levels
115 TArrayD fSumw2; ///< Array of sum of squares of weights
116 TString fOption; ///< Histogram options
117 TList *fFunctions; ///<->Pointer to list of functions (fits and user)
118 Int_t fBufferSize; ///< fBuffer size
119 Double_t *fBuffer; ///<[fBufferSize] entry buffer
120 TDirectory *fDirectory; ///<! Pointer to directory holding this histogram
121 Int_t fDimension; ///<! Histogram dimension (1, 2 or 3 dim)
122 Double_t *fIntegral; ///<! Integral of bins used by GetRandom
123 TVirtualHistPainter *fPainter; ///<! Pointer to histogram painter
124 EBinErrorOpt fBinStatErrOpt; ///< Option for bin statistical errors
125 EStatOverflows fStatOverflows; ///< Per object flag to use under/overflows in statistics
126 static Int_t fgBufferSize; ///<! Default buffer size for automatic histograms
127 static Bool_t fgAddDirectory; ///<! Flag to add histograms to the directory
128 static Bool_t fgStatOverflows; ///<! Flag to use under/overflows in statistics
129 static Bool_t fgDefaultSumw2; ///<! Flag to call TH1::Sumw2 automatically at histogram creation time
130
131public:
133
134private:
135 void Build();
136
137 TH1(const TH1&) = delete;
138 TH1& operator=(const TH1&) = delete;
139
140protected:
141 TH1();
142 TH1(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup);
143 TH1(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins);
144 TH1(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins);
145
146 Int_t AxisChoice(Option_t *axis) const;
148 virtual Bool_t FindNewAxisLimits(const TAxis* axis, const Double_t point, Double_t& newMin, Double_t &newMax);
149 virtual void SavePrimitiveHelp(std::ostream &out, const char *hname, Option_t *option = "");
151 static Bool_t SameLimitsAndNBins(const TAxis& axis1, const TAxis& axis2);
152 Bool_t IsEmpty() const;
154
155 inline static Double_t AutoP2GetPower2(Double_t x, Bool_t next = kTRUE);
156 inline static Int_t AutoP2GetBins(Int_t n);
157 virtual Int_t AutoP2FindLimits(Double_t min, Double_t max);
158
160 Option_t * opt, Bool_t doerr = kFALSE) const;
161
162 virtual void DoFillN(Int_t ntimes, const Double_t *x, const Double_t *w, Int_t stride=1);
164
165 static bool CheckAxisLimits(const TAxis* a1, const TAxis* a2);
166 static bool CheckBinLimits(const TAxis* a1, const TAxis* a2);
167 static bool CheckBinLabels(const TAxis* a1, const TAxis* a2);
168 static bool CheckEqualAxes(const TAxis* a1, const TAxis* a2);
170 int LoggedInconsistency(const char* name, const TH1* h1, const TH1* h2, bool useMerge=false) const;
171
172public:
173 /// TH1 status bits
175 kNoStats = BIT(9), ///< Don't draw stats box
176 kUserContour = BIT(10), ///< User specified contour levels
177 // kCanRebin = BIT(11), ///< FIXME DEPRECATED - to be removed, replaced by SetCanExtend / CanExtendAllAxes
178 kLogX = BIT(15), ///< X-axis in log scale
179 kIsZoomed = BIT(16), ///< Bit set when zooming on Y axis
180 kNoTitle = BIT(17), ///< Don't draw the histogram title
181 kIsAverage = BIT(18), ///< Bin contents are average (used by Add)
182 kIsNotW = BIT(19), ///< Histogram is forced to be not weighted even when the histogram is filled with weighted
183 /// different than 1.
184 kAutoBinPTwo = BIT(20), ///< Use Power(2)-based algorithm for autobinning
185 kIsHighlight = BIT(21) ///< bit set if histo is highlight
186 };
187 /// Size of statistics data (size of array used in GetStats()/ PutStats )
188 /// - s[0] = sumw s[1] = sumw2
189 /// - s[2] = sumwx s[3] = sumwx2
190 /// - s[4] = sumwy s[5] = sumwy2 s[6] = sumwxy
191 /// - s[7] = sumwz s[8] = sumwz2 s[9] = sumwxz s[10] = sumwyz
192 /// - s[11] = sumwt s[12] = sumwt2 (11 and 12 used only by TProfile3D)
193 enum {
194 kNstat = 13 ///< Size of statistics data (up to TProfile3D)
195 };
196
197
198 ~TH1() override;
199
200 virtual Bool_t Add(TF1 *h1, Double_t c1=1, Option_t *option="");
201 virtual Bool_t Add(const TH1 *h1, Double_t c1=1);
202 virtual Bool_t Add(const TH1 *h, const TH1 *h2, Double_t c1=1, Double_t c2=1);
203 /// Increment bin content by 1.
204 /// Passing an out-of-range bin leads to undefined behavior
205 virtual void AddBinContent(Int_t bin) = 0;
206 /// Increment bin content by a weight w.
207 /// Passing an out-of-range bin leads to undefined behavior
208 virtual void AddBinContent(Int_t bin, Double_t w) = 0;
209 static void AddDirectory(Bool_t add=kTRUE);
210 static Bool_t AddDirectoryStatus();
211 void Browse(TBrowser *b) override;
212 virtual Bool_t CanExtendAllAxes() const;
213 virtual Double_t Chi2Test(const TH1* h2, Option_t *option = "UU", Double_t *res = nullptr) const;
214 virtual Double_t Chi2TestX(const TH1* h2, Double_t &chi2, Int_t &ndf, Int_t &igood,Option_t *option = "UU", Double_t *res = nullptr) const;
215 virtual Double_t Chisquare(TF1 * f1, Option_t *option = "") const;
216 static Int_t CheckConsistency(const TH1* h1, const TH1* h2);
217 virtual void ClearUnderflowAndOverflow();
219 TObject* Clone(const char *newname = "") const override;
220 void Copy(TObject &hnew) const override;
221 virtual void DirectoryAutoAdd(TDirectory *);
222 Int_t DistancetoPrimitive(Int_t px, Int_t py) override;
223 virtual Bool_t Divide(TF1 *f1, Double_t c1=1);
224 virtual Bool_t Divide(const TH1 *h1);
225 virtual Bool_t Divide(const TH1 *h1, const TH1 *h2, Double_t c1=1, Double_t c2=1, Option_t *option="");
226 void Draw(Option_t *option = "") override;
227 virtual TH1 *DrawCopy(Option_t *option="", const char * name_postfix = "_copy") const;
228 virtual TH1 *DrawNormalized(Option_t *option="", Double_t norm=1) const;
229 virtual void DrawPanel(); // *MENU*
230 virtual Int_t BufferEmpty(Int_t action=0);
231 virtual void Eval(TF1 *f1, Option_t *option="");
232 void ExecuteEvent(Int_t event, Int_t px, Int_t py) override;
233 virtual void ExtendAxis(Double_t x, TAxis *axis);
234 virtual TH1 *FFT(TH1* h_output, Option_t *option);
235 virtual Int_t Fill(Double_t x);
236 virtual Int_t Fill(Double_t x, Double_t w);
237 virtual Int_t Fill(const char *name, Double_t w);
238 virtual void FillN(Int_t ntimes, const Double_t *x, const Double_t *w, Int_t stride=1);
239 virtual void FillN(Int_t, const Double_t *, const Double_t *, const Double_t *, Int_t) {}
240 virtual void FillRandom(TF1 *f1, Int_t ntimes=5000, TRandom * rng = nullptr);
241 void FillRandom(const char *fname, Int_t ntimes=5000, TRandom * rng = nullptr);
242 virtual void FillRandom(TH1 *h, Int_t ntimes=5000, TRandom * rng = nullptr);
243 virtual Int_t FindBin(Double_t x, Double_t y=0, Double_t z=0);
244 virtual Int_t FindFixBin(Double_t x, Double_t y=0, Double_t z=0) const;
245 virtual Int_t FindFirstBinAbove(Double_t threshold=0, Int_t axis=1, Int_t firstBin=1, Int_t lastBin=-1) const;
246 virtual Int_t FindLastBinAbove (Double_t threshold=0, Int_t axis=1, Int_t firstBin=1, Int_t lastBin=-1) const;
247 TObject *FindObject(const char *name) const override;
248 TObject *FindObject(const TObject *obj) const override;
249 virtual TFitResultPtr Fit(const char *formula ,Option_t *option="" ,Option_t *goption="", Double_t xmin=0, Double_t xmax=0); // *MENU*
251 virtual void FitPanel(); // *MENU*
253 Int_t GetBufferLength() const {return fBuffer ? (Int_t)fBuffer[0] : 0;}
254 Int_t GetBufferSize () const {return fBufferSize;}
255 const Double_t *GetBuffer() const {return fBuffer;}
257 virtual Double_t *GetIntegral();
258 TH1 *GetCumulative(Bool_t forward = kTRUE, const char* suffix = "_cumulative") const;
259
261
262 virtual Int_t GetNdivisions(Option_t *axis="X") const;
263 virtual Color_t GetAxisColor(Option_t *axis="X") const;
264 virtual Color_t GetLabelColor(Option_t *axis="X") const;
265 virtual Style_t GetLabelFont(Option_t *axis="X") const;
266 virtual Float_t GetLabelOffset(Option_t *axis="X") const;
267 virtual Float_t GetLabelSize(Option_t *axis="X") const;
268 virtual Style_t GetTitleFont(Option_t *axis="X") const;
269 virtual Float_t GetTitleOffset(Option_t *axis="X") const;
270 virtual Float_t GetTitleSize(Option_t *axis="X") const;
271 virtual Float_t GetTickLength(Option_t *axis="X") const;
272 virtual Float_t GetBarOffset() const {return Float_t(0.001*Float_t(fBarOffset));}
273 virtual Float_t GetBarWidth() const {return Float_t(0.001*Float_t(fBarWidth));}
274 virtual Int_t GetContour(Double_t *levels = nullptr);
275 virtual Double_t GetContourLevel(Int_t level) const;
276 virtual Double_t GetContourLevelPad(Int_t level) const;
277
278 virtual Int_t GetBin(Int_t binx, Int_t biny=0, Int_t binz=0) const;
279 virtual void GetBinXYZ(Int_t binglobal, Int_t &binx, Int_t &biny, Int_t &binz) const;
280 virtual Double_t GetBinCenter(Int_t bin) const;
281 virtual Double_t GetBinContent(Int_t bin) const;
282 virtual Double_t GetBinContent(Int_t bin, Int_t) const { return GetBinContent(bin); }
283 virtual Double_t GetBinContent(Int_t bin, Int_t, Int_t) const { return GetBinContent(bin); }
284 virtual Double_t GetBinError(Int_t bin) const;
285 virtual Double_t GetBinError(Int_t binx, Int_t biny) const { return GetBinError(GetBin(binx, biny)); } // for 2D histograms only
286 virtual Double_t GetBinError(Int_t binx, Int_t biny, Int_t binz) const { return GetBinError(GetBin(binx, biny, binz)); } // for 3D histograms only
287 virtual Double_t GetBinErrorLow(Int_t bin) const;
288 virtual Double_t GetBinErrorUp(Int_t bin) const;
290 virtual Double_t GetBinLowEdge(Int_t bin) const;
291 virtual Double_t GetBinWidth(Int_t bin) const;
293 virtual void GetCenter(Double_t *center) const;
294 static Bool_t GetDefaultSumw2();
296 virtual Double_t GetEntries() const;
297 virtual Double_t GetEffectiveEntries() const;
298 virtual TF1 *GetFunction(const char *name) const;
299 virtual Int_t GetDimension() const { return fDimension; }
300 virtual Double_t GetKurtosis(Int_t axis=1) const;
301 virtual void GetLowEdge(Double_t *edge) const;
303 virtual Int_t GetMaximumBin() const;
305 virtual Double_t GetMaximumStored() const {return fMaximum;}
306 virtual Double_t GetMinimum(Double_t minval=-FLT_MAX) const;
307 virtual Int_t GetMinimumBin() const;
309 virtual Double_t GetMinimumStored() const {return fMinimum;}
310 virtual void GetMinimumAndMaximum(Double_t& min, Double_t& max) const;
311 virtual Double_t GetMean(Int_t axis=1) const;
312 virtual Double_t GetMeanError(Int_t axis=1) const;
313 virtual Int_t GetNbinsX() const {return fXaxis.GetNbins();}
314 virtual Int_t GetNbinsY() const {return fYaxis.GetNbins();}
315 virtual Int_t GetNbinsZ() const {return fZaxis.GetNbins();}
316 virtual Int_t GetNcells() const {return fNcells; }
317 virtual Double_t GetNormFactor() const {return fNormFactor;}
318 char *GetObjectInfo(Int_t px, Int_t py) const override;
319 Option_t *GetOption() const override { return fOption.Data(); }
320
322
323 virtual Int_t GetQuantiles(Int_t n, Double_t *xp, const Double_t *p = nullptr);
324 virtual Double_t GetRandom(TRandom * rng = nullptr) const;
325 virtual void GetStats(Double_t *stats) const;
326 virtual Double_t GetStdDev(Int_t axis=1) const;
327 virtual Double_t GetStdDevError(Int_t axis=1) const;
328 virtual Double_t GetSumOfWeights() const;
329 virtual TArrayD *GetSumw2() {return &fSumw2;}
330 virtual const TArrayD *GetSumw2() const {return &fSumw2;}
331 virtual Int_t GetSumw2N() const {return fSumw2.fN;}
332 /// This function returns the Standard Deviation (Sigma) of the distribution not the Root Mean Square (RMS).
333 /// The name "RMS" is been often used as a synonym for the Standard Deviation and it was introduced many years ago (Hbook/PAW times).
334 /// We keep the name GetRMS for continuity as an alias to GetStdDev. GetStdDev() should be used instead.
335 Double_t GetRMS(Int_t axis=1) const { return GetStdDev(axis); }
336 Double_t GetRMSError(Int_t axis=1) const { return GetStdDevError(axis); }
337
338 virtual Double_t GetSkewness(Int_t axis=1) const;
339 EStatOverflows GetStatOverflows() const { return fStatOverflows; } ///< Get the behaviour adopted by the object about the statoverflows. See EStatOverflows for more information.
340 TAxis* GetXaxis() { return &fXaxis; }
341 TAxis* GetYaxis() { return &fYaxis; }
342 TAxis* GetZaxis() { return &fZaxis; }
343 const TAxis* GetXaxis() const { return &fXaxis; }
344 const TAxis* GetYaxis() const { return &fYaxis; }
345 const TAxis* GetZaxis() const { return &fZaxis; }
346 virtual Double_t Integral(Option_t *option="") const;
347 virtual Double_t Integral(Int_t binx1, Int_t binx2, Option_t *option="") const;
349 virtual Double_t Interpolate(Double_t x) const;
350 virtual Double_t Interpolate(Double_t x, Double_t y) const;
351 virtual Double_t Interpolate(Double_t x, Double_t y, Double_t z) const;
352 Bool_t IsBinOverflow(Int_t bin, Int_t axis = 0) const;
353 Bool_t IsBinUnderflow(Int_t bin, Int_t axis = 0) const;
354 virtual Bool_t IsHighlight() const { return TestBit(kIsHighlight); }
355 virtual Double_t AndersonDarlingTest(const TH1 *h2, Option_t *option="") const;
356 virtual Double_t AndersonDarlingTest(const TH1 *h2, Double_t &advalue) const;
357 virtual Double_t KolmogorovTest(const TH1 *h2, Option_t *option="") const;
358 virtual void LabelsDeflate(Option_t *axis="X");
359 virtual void LabelsInflate(Option_t *axis="X");
360 virtual void LabelsOption(Option_t *option="h", Option_t *axis="X");
361 virtual Long64_t Merge(TCollection *list) { return Merge(list,""); }
363 virtual Bool_t Multiply(TF1 *f1, Double_t c1=1);
364 virtual Bool_t Multiply(const TH1 *h1);
365 virtual Bool_t Multiply(const TH1 *h1, const TH1 *h2, Double_t c1=1, Double_t c2=1, Option_t *option="");
366 void Paint(Option_t *option = "") override;
367 void Print(Option_t *option = "") const override;
368 virtual void PutStats(Double_t *stats);
369 virtual TH1 *Rebin(Int_t ngroup = 2, const char *newname = "", const Double_t *xbins = nullptr); // *MENU*
370 virtual TH1 *RebinX(Int_t ngroup = 2, const char *newname = "") { return Rebin(ngroup,newname, (Double_t*) nullptr); }
371 virtual void Rebuild(Option_t *option = "");
372 void RecursiveRemove(TObject *obj) override;
373 virtual void Reset(Option_t *option = "");
374 virtual void ResetStats();
375 void SaveAs(const char *filename = "hist", Option_t *option = "") const override; // *MENU*
376 void SavePrimitive(std::ostream &out, Option_t *option = "") override;
377 virtual void Scale(Double_t c1=1, Option_t *option=""); // *MENU*
378 virtual void SetAxisColor(Color_t color=1, Option_t *axis="X");
379 virtual void SetAxisRange(Double_t xmin, Double_t xmax, Option_t *axis="X");
380 virtual void SetBarOffset(Float_t offset=0.25) {fBarOffset = Short_t(1000*offset);}
381 virtual void SetBarWidth(Float_t width=0.5) {fBarWidth = Short_t(1000*width);}
382 virtual void SetBinContent(Int_t bin, Double_t content);
385 virtual void SetBinError(Int_t bin, Double_t error);
386 virtual void SetBinError(Int_t binx, Int_t biny, Double_t error);
387 virtual void SetBinError(Int_t binx, Int_t biny, Int_t binz, Double_t error);
388 virtual void SetBins(Int_t nx, Double_t xmin, Double_t xmax);
389 virtual void SetBins(Int_t nx, const Double_t *xBins);
391 virtual void SetBins(Int_t nx, const Double_t *xBins, Int_t ny, const Double_t *yBins);
393 Int_t nz, Double_t zmin, Double_t zmax);
394 virtual void SetBins(Int_t nx, const Double_t *xBins, Int_t ny, const Double_t * yBins, Int_t nz,
395 const Double_t *zBins);
396 virtual void SetBinsLength(Int_t = -1) { } //redefined in derived classes
398 virtual void SetBuffer(Int_t buffersize, Option_t *option="");
400 virtual void SetContent(const Double_t *content);
401 virtual void SetContour(Int_t nlevels, const Double_t *levels = nullptr);
402 virtual void SetContourLevel(Int_t level, Double_t value);
403 virtual void SetColors(Color_t linecolor = -1, Color_t markercolor = -1, Color_t fillcolor = -1);
404 static void SetDefaultBufferSize(Int_t buffersize=1000);
405 static void SetDefaultSumw2(Bool_t sumw2=kTRUE);
406 virtual void SetDirectory(TDirectory *dir);
407 virtual void SetEntries(Double_t n) { fEntries = n; }
408 virtual void SetError(const Double_t *error);
409 virtual void SetHighlight(Bool_t set = kTRUE); // *TOGGLE* *GETTER=IsHighlight
410 virtual void SetLabelColor(Color_t color=1, Option_t *axis="X");
411 virtual void SetLabelFont(Style_t font=62, Option_t *axis="X");
412 virtual void SetLabelOffset(Float_t offset=0.005, Option_t *axis="X");
413 virtual void SetLabelSize(Float_t size=0.02, Option_t *axis="X");
414
415 /*
416 * Set the minimum / maximum value for the Y axis (1-D histograms) or Z axis (2-D histograms)
417 * By default the maximum / minimum value used in drawing is the maximum / minimum value of the histogram
418 * plus a margin of 10%. If these functions are called, the values are used without any extra margin.
419 */
420 virtual void SetMaximum(Double_t maximum = -1111) { fMaximum = maximum; } // *MENU*
421 virtual void SetMinimum(Double_t minimum = -1111) { fMinimum = minimum; } // *MENU*
422
423 void SetName(const char *name) override; // *MENU*
424 void SetNameTitle(const char *name, const char *title) override;
425 virtual void SetNdivisions(Int_t n=510, Option_t *axis="X");
426 virtual void SetNormFactor(Double_t factor=1) {fNormFactor = factor;}
427 virtual void SetStats(Bool_t stats=kTRUE); // *MENU*
428 virtual void SetOption(Option_t *option=" ") {fOption = option;}
429 virtual void SetTickLength(Float_t length=0.02, Option_t *axis="X");
430 virtual void SetTitleFont(Style_t font=62, Option_t *axis="X");
431 virtual void SetTitleOffset(Float_t offset=1, Option_t *axis="X");
432 virtual void SetTitleSize(Float_t size=0.02, Option_t *axis="X");
433 void SetStatOverflows(EStatOverflows statOverflows) { fStatOverflows = statOverflows; } ///< See GetStatOverflows for more information.
434 void SetTitle(const char *title) override; // *MENU*
435 virtual void SetXTitle(const char *title) {fXaxis.SetTitle(title);}
436 virtual void SetYTitle(const char *title) {fYaxis.SetTitle(title);}
437 virtual void SetZTitle(const char *title) {fZaxis.SetTitle(title);}
438 virtual TH1 *ShowBackground(Int_t niter=20, Option_t *option="same"); // *MENU*
439 virtual Int_t ShowPeaks(Double_t sigma=2, Option_t *option="", Double_t threshold=0.05); // *MENU*
440 virtual void Smooth(Int_t ntimes=1, Option_t *option=""); // *MENU*
441 static void SmoothArray(Int_t NN, Double_t *XX, Int_t ntimes=1);
442 static void StatOverflows(Bool_t flag=kTRUE);
443 virtual void Sumw2(Bool_t flag = kTRUE);
444 void UseCurrentStyle() override;
446
447
448 // TODO: Remove obsolete methods in v6-04
450 { Obsolete("GetCellContent", "v6-00", "v6-04"); return GetBinContent(GetBin(binx, biny)); }
452 { Obsolete("GetCellError", "v6-00", "v6-04"); return GetBinError(binx, biny); }
453 virtual void RebinAxis(Double_t x, TAxis *axis)
454 { Obsolete("RebinAxis", "v6-00", "v6-04"); ExtendAxis(x, axis); }
456 { Obsolete("SetCellContent", "v6-00", "v6-04"); SetBinContent(GetBin(binx, biny), content); }
458 { Obsolete("SetCellError", "v6-00", "v6-04"); SetBinError(binx, biny, content); }
459
460 ClassDefOverride(TH1,8) //1-Dim histogram base class
461
463
464 /// Raw retrieval of bin content on internal data structure
465 /// see convention for numbering bins in TH1::GetBin
467
468 /// Raw update of bin content on internal data structure
469 /// see convention for numbering bins in TH1::GetBin
471
473};
474
475namespace cling {
476 std::string printValue(TH1 *val);
477}
478
479//________________________________________________________________________
480
481class TH1C : public TH1, public TArrayC {
482
483public:
484 TH1C();
485 TH1C(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup);
486 TH1C(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins);
487 TH1C(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins);
488 TH1C(const TH1C &h1c);
489 TH1C& operator=(const TH1C &h1);
490 ~TH1C() override;
491
492 void AddBinContent(Int_t bin) override;
493 void AddBinContent(Int_t bin, Double_t w) override;
494 void Copy(TObject &hnew) const override;
495 void Reset(Option_t *option="") override;
496 void SetBinsLength(Int_t n=-1) override;
497
498 ClassDefOverride(TH1C,3) //1-Dim histograms (one char per channel)
499
500 friend TH1C operator*(Double_t c1, const TH1C &h1);
501 friend TH1C operator*(const TH1C &h1, Double_t c1);
502 friend TH1C operator+(const TH1C &h1, const TH1C &h2);
503 friend TH1C operator-(const TH1C &h1, const TH1C &h2);
504 friend TH1C operator*(const TH1C &h1, const TH1C &h2);
505 friend TH1C operator/(const TH1C &h1, const TH1C &h2);
506
508 Double_t RetrieveBinContent(Int_t bin) const override { return Double_t (fArray[bin]); }
509 void UpdateBinContent(Int_t bin, Double_t content) override { fArray[bin] = Char_t (content); }
510};
511
513inline
515TH1C operator+(const TH1C &h1, const TH1C &h2);
516TH1C operator-(const TH1C &h1, const TH1C &h2);
517TH1C operator*(const TH1C &h1, const TH1C &h2);
518TH1C operator/(const TH1C &h1, const TH1C &h2);
519
520//________________________________________________________________________
521
522class TH1S : public TH1, public TArrayS {
523
524public:
525 TH1S();
526 TH1S(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup);
527 TH1S(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins);
528 TH1S(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins);
529 TH1S(const TH1S &h1s);
530 TH1S& operator=(const TH1S &h1);
531 ~TH1S() override;
532
533 void AddBinContent(Int_t bin) override;
534 void AddBinContent(Int_t bin, Double_t w) override;
535 void Copy(TObject &hnew) const override;
536 void Reset(Option_t *option="") override;
537 void SetBinsLength(Int_t n=-1) override;
538
539 ClassDefOverride(TH1S,3) //1-Dim histograms (one short per channel)
540
541 friend TH1S operator*(Double_t c1, const TH1S &h1);
542 friend TH1S operator*(const TH1S &h1, Double_t c1);
543 friend TH1S operator+(const TH1S &h1, const TH1S &h2);
544 friend TH1S operator-(const TH1S &h1, const TH1S &h2);
545 friend TH1S operator*(const TH1S &h1, const TH1S &h2);
546 friend TH1S operator/(const TH1S &h1, const TH1S &h2);
547
549 Double_t RetrieveBinContent(Int_t bin) const override { return Double_t (fArray[bin]); }
550 void UpdateBinContent(Int_t bin, Double_t content) override { fArray[bin] = Short_t (content); }
551};
552
554inline
556TH1S operator+(const TH1S &h1, const TH1S &h2);
557TH1S operator-(const TH1S &h1, const TH1S &h2);
558TH1S operator*(const TH1S &h1, const TH1S &h2);
559TH1S operator/(const TH1S &h1, const TH1S &h2);
560
561//________________________________________________________________________
562
563class TH1I: public TH1, public TArrayI {
564
565public:
566 TH1I();
567 TH1I(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup);
568 TH1I(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins);
569 TH1I(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins);
570 TH1I(const TH1I &h1i);
571 TH1I& operator=(const TH1I &h1);
572 ~TH1I() override;
573
574 void AddBinContent(Int_t bin) override;
575 void AddBinContent(Int_t bin, Double_t w) override;
576 void Copy(TObject &hnew) const override;
577 void Reset(Option_t *option="") override;
578 void SetBinsLength(Int_t n=-1) override;
579
580 ClassDefOverride(TH1I,3) //1-Dim histograms (one 32 bit integer per channel)
581
582 friend TH1I operator*(Double_t c1, const TH1I &h1);
583 friend TH1I operator*(const TH1I &h1, Double_t c1);
584 friend TH1I operator+(const TH1I &h1, const TH1I &h2);
585 friend TH1I operator-(const TH1I &h1, const TH1I &h2);
586 friend TH1I operator*(const TH1I &h1, const TH1I &h2);
587 friend TH1I operator/(const TH1I &h1, const TH1I &h2);
588
590 Double_t RetrieveBinContent(Int_t bin) const override { return Double_t (fArray[bin]); }
591 void UpdateBinContent(Int_t bin, Double_t content) override { fArray[bin] = Int_t (content); }
592};
593
595inline
597TH1I operator+(const TH1I &h1, const TH1I &h2);
598TH1I operator-(const TH1I &h1, const TH1I &h2);
599TH1I operator*(const TH1I &h1, const TH1I &h2);
600TH1I operator/(const TH1I &h1, const TH1I &h2);
601
602//________________________________________________________________________
603
604class TH1L: public TH1, public TArrayL64 {
605
606public:
607 TH1L();
608 TH1L(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup);
609 TH1L(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins);
610 TH1L(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins);
611 TH1L(const TH1L &h1l);
612 TH1L& operator=(const TH1L &h1);
613 ~TH1L() override;
614
615 void AddBinContent(Int_t bin) override;
616 void AddBinContent(Int_t bin, Double_t w) override;
617 void Copy(TObject &hnew) const override;
618 void Reset(Option_t *option="") override;
619 void SetBinsLength(Int_t n=-1) override;
620
621 ClassDefOverride(TH1L,0) //1-Dim histograms (one 64 bit integer per channel)
622
623 friend TH1L operator*(Double_t c1, const TH1L &h1);
624 friend TH1L operator*(const TH1L &h1, Double_t c1);
625 friend TH1L operator+(const TH1L &h1, const TH1L &h2);
626 friend TH1L operator-(const TH1L &h1, const TH1L &h2);
627 friend TH1L operator*(const TH1L &h1, const TH1L &h2);
628 friend TH1L operator/(const TH1L &h1, const TH1L &h2);
629
631 Double_t RetrieveBinContent(Int_t bin) const override { return Double_t (fArray[bin]); }
632 void UpdateBinContent(Int_t bin, Double_t content) override { fArray[bin] = Int_t (content); }
633};
634
636inline
638TH1L operator+(const TH1L &h1, const TH1L &h2);
639TH1L operator-(const TH1L &h1, const TH1L &h2);
640TH1L operator*(const TH1L &h1, const TH1L &h2);
641TH1L operator/(const TH1L &h1, const TH1L &h2);
642
643//________________________________________________________________________
644
645class TH1F : public TH1, public TArrayF {
646
647public:
648 TH1F();
649 TH1F(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup);
650 TH1F(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins);
651 TH1F(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins);
652 explicit TH1F(const TVectorF &v);
653 TH1F(const TH1F &h1f);
654 TH1F& operator=(const TH1F &h1);
655 ~TH1F() override;
656
657 /// Increment bin content by 1.
658 /// Passing an out-of-range bin leads to undefined behavior
659 void AddBinContent(Int_t bin) override {++fArray[bin];}
660 /// Increment bin content by a weight w.
661 /// \warning The value of w is cast to `Float_t` before being added.
662 /// Passing an out-of-range bin leads to undefined behavior
663 void AddBinContent(Int_t bin, Double_t w) override
664 { fArray[bin] += Float_t (w); }
665 void Copy(TObject &hnew) const override;
666 void Reset(Option_t *option = "") override;
667 void SetBinsLength(Int_t n=-1) override;
668
669 ClassDefOverride(TH1F,3) //1-Dim histograms (one float per channel)
670
671 friend TH1F operator*(Double_t c1, const TH1F &h1);
672 friend TH1F operator*(const TH1F &h1, Double_t c1);
673 friend TH1F operator+(const TH1F &h1, const TH1F &h2);
674 friend TH1F operator-(const TH1F &h1, const TH1F &h2);
675 friend TH1F operator*(const TH1F &h1, const TH1F &h2);
676 friend TH1F operator/(const TH1F &h1, const TH1F &h2);
677
679 Double_t RetrieveBinContent(Int_t bin) const override { return Double_t (fArray[bin]); }
680 void UpdateBinContent(Int_t bin, Double_t content) override { fArray[bin] = Float_t (content); }
681};
682
684inline
686TH1F operator+(const TH1F &h1, const TH1F &h2);
687TH1F operator-(const TH1F &h1, const TH1F &h2);
688TH1F operator*(const TH1F &h1, const TH1F &h2);
689TH1F operator/(const TH1F &h1, const TH1F &h2);
690
691//________________________________________________________________________
692
693class TH1D : public TH1, public TArrayD {
694
695public:
696 TH1D();
697 TH1D(const char *name,const char *title,Int_t nbinsx,Double_t xlow,Double_t xup);
698 TH1D(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins);
699 TH1D(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins);
700 explicit TH1D(const TVectorD &v);
701 TH1D(const TH1D &h1d);
702 TH1D& operator=(const TH1D &h1);
703 ~TH1D() override;
704
705 /// Increment bin content by 1.
706 /// Passing an out-of-range bin leads to undefined behavior
707 void AddBinContent(Int_t bin) override {++fArray[bin];}
708 /// Increment bin content by a weight w
709 /// Passing an out-of-range bin leads to undefined behavior
710 void AddBinContent(Int_t bin, Double_t w) override
711 {fArray[bin] += Double_t (w);}
712 void Copy(TObject &hnew) const override;
713 void Reset(Option_t *option = "") override;
714 void SetBinsLength(Int_t n=-1) override;
715
716 ClassDefOverride(TH1D,3) //1-Dim histograms (one double per channel)
717
718 friend TH1D operator*(Double_t c1, const TH1D &h1);
719 friend TH1D operator*(const TH1D &h1, Double_t c1);
720 friend TH1D operator+(const TH1D &h1, const TH1D &h2);
721 friend TH1D operator-(const TH1D &h1, const TH1D &h2);
722 friend TH1D operator*(const TH1D &h1, const TH1D &h2);
723 friend TH1D operator/(const TH1D &h1, const TH1D &h2);
724
726 Double_t RetrieveBinContent(Int_t bin) const override { return fArray[bin]; }
727 void UpdateBinContent(Int_t bin, Double_t content) override { fArray[bin] = content; }
728};
729
731inline
733TH1D operator+(const TH1D &h1, const TH1D &h2);
734TH1D operator-(const TH1D &h1, const TH1D &h2);
735TH1D operator*(const TH1D &h1, const TH1D &h2);
736TH1D operator/(const TH1D &h1, const TH1D &h2);
737
738 extern TH1 *R__H(Int_t hid);
739 extern TH1 *R__H(const char *hname);
740
741#endif
#define b(i)
Definition RSha256.hxx:100
#define c(i)
Definition RSha256.hxx:101
#define h(i)
Definition RSha256.hxx:106
size_t size(const MatrixT &matrix)
retrieve the size of a square matrix
short Style_t
Definition RtypesCore.h:82
bool Bool_t
Definition RtypesCore.h:63
int Int_t
Definition RtypesCore.h:45
short Color_t
Definition RtypesCore.h:85
char Char_t
Definition RtypesCore.h:37
unsigned int UInt_t
Definition RtypesCore.h:46
float Float_t
Definition RtypesCore.h:57
short Short_t
Definition RtypesCore.h:39
constexpr Bool_t kFALSE
Definition RtypesCore.h:94
double Double_t
Definition RtypesCore.h:59
long long Long64_t
Definition RtypesCore.h:69
constexpr Bool_t kTRUE
Definition RtypesCore.h:93
const char Option_t
Definition RtypesCore.h:66
#define BIT(n)
Definition Rtypes.h:90
#define ClassDefOverride(name, id)
Definition Rtypes.h:346
ROOT::Detail::TRangeCast< T, true > TRangeDynCast
TRangeDynCast is an adapter class that allows the typed iteration through a TCollection.
winID h TVirtualViewer3D TVirtualGLPainter p
Option_t Option_t option
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void char Point_t Rectangle_t WindowAttributes_t Float_t Float_t Float_t Int_t Int_t UInt_t UInt_t Rectangle_t Int_t Int_t Window_t TString Int_t GCValues_t GetPrimarySelectionOwner GetDisplay GetScreen GetColormap GetNativeEvent const char const char dpyName wid window const char font_name cursor keysym reg const char only_if_exist regb h Point_t winding char text const char depth char const char Int_t count const char ColorStruct_t color const char filename
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void char Point_t Rectangle_t WindowAttributes_t Float_t Float_t Float_t Int_t Int_t UInt_t UInt_t Rectangle_t Int_t Int_t Window_t TString Int_t GCValues_t GetPrimarySelectionOwner GetDisplay GetScreen GetColormap GetNativeEvent const char const char dpyName wid window const char font_name cursor keysym reg const char only_if_exist regb h Point_t winding char text const char depth char const char Int_t count const char ColorStruct_t color const char Pixmap_t Pixmap_t PictureAttributes_t attr const char char ret_data h unsigned char height h offset
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void char Point_t Rectangle_t WindowAttributes_t Float_t Float_t Float_t Int_t Int_t UInt_t UInt_t Rectangle_t Int_t Int_t Window_t TString Int_t GCValues_t GetPrimarySelectionOwner GetDisplay GetScreen GetColormap GetNativeEvent const char const char dpyName wid window const char font_name cursor keysym reg const char only_if_exist regb h Point_t winding char text const char depth char const char Int_t count const char ColorStruct_t color const char Pixmap_t Pixmap_t PictureAttributes_t attr const char char ret_data h unsigned char height h length
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void value
Option_t Option_t width
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void char Point_t Rectangle_t WindowAttributes_t Float_t Float_t Float_t Int_t Int_t UInt_t UInt_t Rectangle_t Int_t Int_t Window_t TString Int_t GCValues_t GetPrimarySelectionOwner GetDisplay GetScreen GetColormap GetNativeEvent const char const char dpyName wid window const char font_name cursor keysym reg const char only_if_exist regb h Point_t winding char text const char depth char const char Int_t count const char ColorStruct_t color const char Pixmap_t Pixmap_t PictureAttributes_t attr const char char ret_data h unsigned char height h Atom_t Int_t ULong_t ULong_t unsigned char prop_list Atom_t Atom_t Atom_t Time_t type
char name[80]
Definition TGX11.cxx:110
TH1C operator+(const TH1C &h1, const TH1C &h2)
Operator +.
Definition TH1.cxx:9591
TH1C operator-(const TH1C &h1, const TH1C &h2)
Operator -.
Definition TH1.cxx:9602
TH1C operator/(const TH1C &h1, const TH1C &h2)
Operator /.
Definition TH1.cxx:9624
TH1 * R__H(Int_t hid)
return pointer to histogram with name hid if id >=0 h_id if id <0
Definition TH1.cxx:10562
TH1C operator*(Double_t c1, const TH1C &h1)
Operator *.
Definition TH1.cxx:9580
float xmin
float ymin
float xmax
float ymax
R__EXTERN Foption_t Foption
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 long64s (64 bits per element).
Definition TArrayL64.h:27
Long64_t * fArray
Definition TArrayL64.h:30
void Reset()
Definition TArrayL64.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
Int_t fN
Definition TArray.h:38
Fill Area Attributes class.
Definition TAttFill.h:20
Line Attributes class.
Definition TAttLine.h:20
Marker Attributes class.
Definition TAttMarker.h:20
Class to manage histogram axis.
Definition TAxis.h:32
Int_t GetNbins() const
Definition TAxis.h:127
Using a TBrowser one can browse all ROOT objects.
Definition TBrowser.h:37
Collection abstract base class.
Definition TCollection.h:65
Describe directory structure in memory.
Definition TDirectory.h:45
1-Dim function class
Definition TF1.h:233
Provides an indirection to the TFitResult class and with a semantics identical to a TFitResult pointe...
1-D histogram with a byte per channel (see TH1 documentation)
Definition TH1.h:481
~TH1C() override
Destructor.
Definition TH1.cxx:9504
void SetBinsLength(Int_t n=-1) override
Set total number of bins including under/overflow Reallocate bin contents array.
Definition TH1.cxx:9560
TH1C & operator=(const TH1C &h1)
Operator =.
Definition TH1.cxx:9570
Double_t RetrieveBinContent(Int_t bin) const override
Raw retrieval of bin content on internal data structure see convention for numbering bins in TH1::Get...
Definition TH1.h:508
TH1C()
Constructor.
Definition TH1.cxx:9456
void Copy(TObject &hnew) const override
Copy this to newth1.
Definition TH1.cxx:9542
void AddBinContent(Int_t bin) override
Increment bin content by 1.
Definition TH1.cxx:9521
void Reset(Option_t *option="") override
Reset.
Definition TH1.cxx:9550
void UpdateBinContent(Int_t bin, Double_t content) override
Raw update of bin content on internal data structure see convention for numbering bins in TH1::GetBin...
Definition TH1.h:509
1-D histogram with a double per channel (see TH1 documentation)
Definition TH1.h:693
Double_t RetrieveBinContent(Int_t bin) const override
Raw retrieval of bin content on internal data structure see convention for numbering bins in TH1::Get...
Definition TH1.h:726
~TH1D() override
Destructor.
Definition TH1.cxx:10450
void SetBinsLength(Int_t n=-1) override
Set total number of bins including under/overflow Reallocate bin contents array.
Definition TH1.cxx:10484
void Copy(TObject &hnew) const override
Copy this to newth1.
Definition TH1.cxx:10466
void UpdateBinContent(Int_t bin, Double_t content) override
Raw update of bin content on internal data structure see convention for numbering bins in TH1::GetBin...
Definition TH1.h:727
TH1D()
Constructor.
Definition TH1.cxx:10385
TH1D & operator=(const TH1D &h1)
Operator =.
Definition TH1.cxx:10494
void AddBinContent(Int_t bin, Double_t w) override
Increment bin content by a weight w Passing an out-of-range bin leads to undefined behavior.
Definition TH1.h:710
void AddBinContent(Int_t bin) override
Increment bin content by 1.
Definition TH1.h:707
1-D histogram with a float per channel (see TH1 documentation)
Definition TH1.h:645
void AddBinContent(Int_t bin, Double_t w) override
Increment bin content by a weight w.
Definition TH1.h:663
void AddBinContent(Int_t bin) override
Increment bin content by 1.
Definition TH1.h:659
Double_t RetrieveBinContent(Int_t bin) const override
Raw retrieval of bin content on internal data structure see convention for numbering bins in TH1::Get...
Definition TH1.h:679
TH1F & operator=(const TH1F &h1)
Operator =.
Definition TH1.cxx:10313
void UpdateBinContent(Int_t bin, Double_t content) override
Raw update of bin content on internal data structure see convention for numbering bins in TH1::GetBin...
Definition TH1.h:680
void Copy(TObject &hnew) const override
Copy this to newth1.
Definition TH1.cxx:10285
void SetBinsLength(Int_t n=-1) override
Set total number of bins including under/overflow Reallocate bin contents array.
Definition TH1.cxx:10303
~TH1F() override
Destructor.
Definition TH1.cxx:10278
TH1F()
Constructor.
Definition TH1.cxx:10204
1-D histogram with an int per channel (see TH1 documentation)
Definition TH1.h:563
void SetBinsLength(Int_t n=-1) override
Set total number of bins including under/overflow Reallocate bin contents array.
Definition TH1.cxx:9933
void AddBinContent(Int_t bin) override
Increment bin content by 1.
Definition TH1.cxx:9894
~TH1I() override
Destructor.
Definition TH1.cxx:9877
void UpdateBinContent(Int_t bin, Double_t content) override
Raw update of bin content on internal data structure see convention for numbering bins in TH1::GetBin...
Definition TH1.h:591
TH1I()
Constructor.
Definition TH1.cxx:9829
void Copy(TObject &hnew) const override
Copy this to newth1.
Definition TH1.cxx:9915
TH1I & operator=(const TH1I &h1)
Operator =.
Definition TH1.cxx:9943
Double_t RetrieveBinContent(Int_t bin) const override
Raw retrieval of bin content on internal data structure see convention for numbering bins in TH1::Get...
Definition TH1.h:590
1-D histogram with a long64 per channel (see TH1 documentation)
Definition TH1.h:604
TH1L & operator=(const TH1L &h1)
Operator =.
Definition TH1.cxx:10131
Double_t RetrieveBinContent(Int_t bin) const override
Raw retrieval of bin content on internal data structure see convention for numbering bins in TH1::Get...
Definition TH1.h:631
void AddBinContent(Int_t bin) override
Increment bin content by 1.
Definition TH1.cxx:10082
void SetBinsLength(Int_t n=-1) override
Set total number of bins including under/overflow Reallocate bin contents array.
Definition TH1.cxx:10121
~TH1L() override
Destructor.
Definition TH1.cxx:10065
TH1L()
Constructor.
Definition TH1.cxx:10017
void Copy(TObject &hnew) const override
Copy this to newth1.
Definition TH1.cxx:10103
void UpdateBinContent(Int_t bin, Double_t content) override
Raw update of bin content on internal data structure see convention for numbering bins in TH1::GetBin...
Definition TH1.h:632
1-D histogram with a short per channel (see TH1 documentation)
Definition TH1.h:522
void UpdateBinContent(Int_t bin, Double_t content) override
Raw update of bin content on internal data structure see convention for numbering bins in TH1::GetBin...
Definition TH1.h:550
Double_t RetrieveBinContent(Int_t bin) const override
Raw retrieval of bin content on internal data structure see convention for numbering bins in TH1::Get...
Definition TH1.h:549
TH1S & operator=(const TH1S &h1)
Operator =.
Definition TH1.cxx:9756
void Copy(TObject &hnew) const override
Copy this to newth1.
Definition TH1.cxx:9728
TH1S()
Constructor.
Definition TH1.cxx:9642
void SetBinsLength(Int_t n=-1) override
Set total number of bins including under/overflow Reallocate bin contents array.
Definition TH1.cxx:9746
~TH1S() override
Destructor.
Definition TH1.cxx:9690
void AddBinContent(Int_t bin) override
Increment bin content by 1.
Definition TH1.cxx:9707
TH1 is the base class of all histogram classes in ROOT.
Definition TH1.h:59
~TH1() override
Histogram default destructor.
Definition TH1.cxx:630
virtual void SetLabelFont(Style_t font=62, Option_t *axis="X")
Set font number used to draw axis labels.
Definition Haxis.cxx:249
virtual void SetError(const Double_t *error)
Replace bin errors by values in array error.
Definition TH1.cxx:8953
virtual void SetDirectory(TDirectory *dir)
By default, when a histogram is created, it is added to the list of histogram objects in the current ...
Definition TH1.cxx:8939
virtual void FitPanel()
Display a panel with all histogram fit options.
Definition TH1.cxx:4261
Double_t * fBuffer
[fBufferSize] entry buffer
Definition TH1.h:119
virtual Int_t AutoP2FindLimits(Double_t min, Double_t max)
Buffer-based estimate of the histogram range using the power of 2 algorithm.
Definition TH1.cxx:1312
void SetStatOverflows(EStatOverflows statOverflows)
See GetStatOverflows for more information.
Definition TH1.h:433
virtual Double_t GetEffectiveEntries() const
Number of effective entries of the histogram.
Definition TH1.cxx:4425
char * GetObjectInfo(Int_t px, Int_t py) const override
Redefines TObject::GetObjectInfo.
Definition TH1.cxx:4479
virtual void Smooth(Int_t ntimes=1, Option_t *option="")
Smooth bin contents of this histogram.
Definition TH1.cxx:6877
virtual void SetNormFactor(Double_t factor=1)
Definition TH1.h:426
virtual Double_t GetBinCenter(Int_t bin) const
Return bin center for 1D histogram.
Definition TH1.cxx:9143
virtual void Rebuild(Option_t *option="")
Using the current bin info, recompute the arrays for contents and errors.
Definition TH1.cxx:7085
virtual void SetBarOffset(Float_t offset=0.25)
Set the bar offset as fraction of the bin width for drawing mode "B".
Definition TH1.h:380
virtual Color_t GetLabelColor(Option_t *axis="X") const
Return the "axis" label color.
Definition Haxis.cxx:53
static Bool_t fgStatOverflows
! Flag to use under/overflows in statistics
Definition TH1.h:128
virtual Int_t FindLastBinAbove(Double_t threshold=0, Int_t axis=1, Int_t firstBin=1, Int_t lastBin=-1) const
Find last bin with content > threshold for axis (1=x, 2=y, 3=z) if no bins with content > threshold i...
Definition TH1.cxx:3774
virtual void SetTitleSize(Float_t size=0.02, Option_t *axis="X")
Set the axis' title size.
Definition Haxis.cxx:365
TAxis * GetZaxis()
Definition TH1.h:342
Int_t DistancetoPrimitive(Int_t px, Int_t py) override
Compute distance from point px,py to a line.
Definition TH1.cxx:2794
virtual Bool_t Multiply(TF1 *f1, Double_t c1=1)
Performs the operation:
Definition TH1.cxx:6047
virtual void SetLabelOffset(Float_t offset=0.005, Option_t *axis="X")
Set offset between axis and axis' labels.
Definition Haxis.cxx:267
@ kXaxis
Definition TH1.h:73
@ kAllAxes
Definition TH1.h:76
@ kNoAxis
NOTE: Must always be 0 !!!
Definition TH1.h:72
@ kZaxis
Definition TH1.h:75
@ kYaxis
Definition TH1.h:74
Int_t fNcells
Number of bins(1D), cells (2D) +U/Overflows.
Definition TH1.h:100
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 TH1.cxx:7835
void Copy(TObject &hnew) const override
Copy this histogram structure to newth1.
Definition TH1.cxx:2642
virtual Double_t GetCellContent(Int_t binx, Int_t biny) const
Definition TH1.h:449
void SetTitle(const char *title) override
Change/set the title.
Definition TH1.cxx:6716
virtual Double_t GetBinError(Int_t binx, Int_t biny) const
Definition TH1.h:285
Double_t fTsumw
Total Sum of weights.
Definition TH1.h:107
virtual EBinErrorOpt GetBinErrorOption() const
Definition TH1.h:289
virtual Float_t GetBarWidth() const
Definition TH1.h:273
Double_t fTsumw2
Total Sum of squares of weights.
Definition TH1.h:108
static void StatOverflows(Bool_t flag=kTRUE)
if flag=kTRUE, underflows and overflows are used by the Fill functions in the computation of statisti...
Definition TH1.cxx:6923
TDirectory * GetDirectory() const
Definition TH1.h:295
virtual Double_t GetMinimumStored() const
Definition TH1.h:309
virtual Float_t GetBarOffset() const
Definition TH1.h:272
TList * fFunctions
->Pointer to list of functions (fits and user)
Definition TH1.h:117
virtual void RebinAxis(Double_t x, TAxis *axis)
Definition TH1.h:453
EStatOverflows GetStatOverflows() const
Get the behaviour adopted by the object about the statoverflows. See EStatOverflows for more informat...
Definition TH1.h:339
static Bool_t fgAddDirectory
! Flag to add histograms to the directory
Definition TH1.h:127
static Int_t GetDefaultBufferSize()
Static function return the default buffer size for automatic histograms the parameter fgBufferSize ma...
Definition TH1.cxx:4383
virtual Double_t DoIntegral(Int_t ix1, Int_t ix2, Int_t iy1, Int_t iy2, Int_t iz1, Int_t iz2, Double_t &err, Option_t *opt, Bool_t doerr=kFALSE) const
Internal function compute integral and optionally the error between the limits specified by the bin n...
Definition TH1.cxx:7979
Double_t fTsumwx2
Total Sum of weight*X*X.
Definition TH1.h:110
virtual Double_t GetStdDev(Int_t axis=1) const
Returns the Standard Deviation (Sigma).
Definition TH1.cxx:7609
TH1()
Histogram default constructor.
Definition TH1.cxx:602
static TH1 * TransformHisto(TVirtualFFT *fft, TH1 *h_output, Option_t *option)
For a given transform (first parameter), fills the histogram (second parameter) with the transform ou...
Definition TH1.cxx:9321
void UseCurrentStyle() override
Copy current attributes from/to current style.
Definition TH1.cxx:7471
virtual void LabelsOption(Option_t *option="h", Option_t *axis="X")
Sort bins with labels or set option(s) to draw axis with labels.
Definition TH1.cxx:5380
virtual Int_t GetNbinsY() const
Definition TH1.h:314
Short_t fBarOffset
(1000*offset) for bar charts or legos
Definition TH1.h:104
virtual void AddBinContent(Int_t bin, Double_t w)=0
Increment bin content by a weight w.
virtual Double_t Chi2TestX(const TH1 *h2, Double_t &chi2, Int_t &ndf, Int_t &igood, Option_t *option="UU", Double_t *res=nullptr) const
The computation routine of the Chisquare test.
Definition TH1.cxx:2038
static bool CheckBinLimits(const TAxis *a1, const TAxis *a2)
Check bin limits.
Definition TH1.cxx:1510
virtual Double_t GetBinError(Int_t bin) const
Return value of error associated to bin number bin.
Definition TH1.cxx:9065
static Int_t FitOptionsMake(Option_t *option, Foption_t &Foption)
Decode string choptin and fill fitOption structure.
Definition TH1.cxx:4650
virtual Int_t GetNbinsZ() const
Definition TH1.h:315
virtual Double_t GetNormFactor() const
Definition TH1.h:317
virtual Double_t GetMean(Int_t axis=1) const
For axis = 1,2 or 3 returns the mean value of the histogram along X,Y or Z axis.
Definition TH1.cxx:7537
TH1(const TH1 &)=delete
virtual Double_t GetSkewness(Int_t axis=1) const
Definition TH1.cxx:7673
virtual void ClearUnderflowAndOverflow()
Remove all the content from the underflow and overflow bins, without changing the number of entries A...
Definition TH1.cxx:2488
virtual void FillRandom(TF1 *f1, Int_t ntimes=5000, TRandom *rng=nullptr)
Definition TH1.cxx:3499
virtual Double_t GetContourLevelPad(Int_t level) const
Return the value of contour number "level" in Pad coordinates.
Definition TH1.cxx:8442
virtual void SetXTitle(const char *title)
Definition TH1.h:435
virtual TH1 * DrawNormalized(Option_t *option="", Double_t norm=1) const
Draw a normalized copy of this histogram.
Definition TH1.cxx:3115
EStatOverflows
Enumeration specifying the way to treat statoverflow.
Definition TH1.h:80
@ kNeutral
Adapt to the global flag.
Definition TH1.h:83
@ kIgnore
Override global flag ignoring the overflows.
Definition TH1.h:81
@ kConsider
Override global flag considering the overflows.
Definition TH1.h:82
virtual Int_t GetDimension() const
Definition TH1.h:299
static void AddDirectory(Bool_t add=kTRUE)
Sets the flag controlling the automatic add of histograms in memory.
Definition TH1.cxx:1263
virtual Double_t GetBinContent(Int_t bin, Int_t) const
Definition TH1.h:282
EStatusBits
TH1 status bits.
Definition TH1.h:174
@ kLogX
X-axis in log scale.
Definition TH1.h:178
@ kIsAverage
Bin contents are average (used by Add)
Definition TH1.h:181
@ kNoTitle
Don't draw the histogram title.
Definition TH1.h:180
@ kUserContour
User specified contour levels.
Definition TH1.h:176
@ kNoStats
Don't draw stats box.
Definition TH1.h:175
@ kIsZoomed
Bit set when zooming on Y axis.
Definition TH1.h:179
@ kAutoBinPTwo
different than 1.
Definition TH1.h:184
@ kIsNotW
Histogram is forced to be not weighted even when the histogram is filled with weighted.
Definition TH1.h:182
@ kIsHighlight
bit set if histo is highlight
Definition TH1.h:185
virtual void SetContourLevel(Int_t level, Double_t value)
Set value for one contour level.
Definition TH1.cxx:8524
virtual Bool_t CanExtendAllAxes() const
Returns true if all axes are extendable.
Definition TH1.cxx:6634
TDirectory * fDirectory
! Pointer to directory holding this histogram
Definition TH1.h:120
Option_t * GetOption() const override
Definition TH1.h:319
virtual void Reset(Option_t *option="")
Reset this histogram: contents, errors, etc.
Definition TH1.cxx:7101
void SetNameTitle(const char *name, const char *title) override
Change the name and title of this histogram.
Definition TH1.cxx:8976
TAxis * GetXaxis()
Definition TH1.h:340
virtual void GetBinXYZ(Int_t binglobal, Int_t &binx, Int_t &biny, Int_t &binz) const
Return binx, biny, binz corresponding to the global bin number globalbin see TH1::GetBin function abo...
Definition TH1.cxx:4972
TH1 * GetCumulative(Bool_t forward=kTRUE, const char *suffix="_cumulative") const
Return a pointer to a histogram containing the cumulative content.
Definition TH1.cxx:2587
static Double_t AutoP2GetPower2(Double_t x, Bool_t next=kTRUE)
Auxiliary function to get the power of 2 next (larger) or previous (smaller) a given x.
Definition TH1.cxx:1277
virtual Int_t GetNcells() const
Definition TH1.h:316
virtual Int_t ShowPeaks(Double_t sigma=2, Option_t *option="", Double_t threshold=0.05)
Interface to TSpectrum::Search.
Definition TH1.cxx:9303
Int_t GetBufferLength() const
Definition TH1.h:253
static Bool_t RecomputeAxisLimits(TAxis &destAxis, const TAxis &anAxis)
Finds new limits for the axis for the Merge function.
Definition TH1.cxx:5906
virtual Style_t GetTitleFont(Option_t *axis="X") const
Return the "axis" title font.
Definition Haxis.cxx:118
virtual void SetNdivisions(Int_t n=510, Option_t *axis="X")
Set the number of divisions to draw an axis.
Definition Haxis.cxx:170
virtual Style_t GetLabelFont(Option_t *axis="X") const
Return the "axis" label font.
Definition Haxis.cxx:66
virtual Float_t GetTickLength(Option_t *axis="X") const
Return the "axis" tick length.
Definition Haxis.cxx:105
Int_t GetBufferSize() const
Definition TH1.h:254
virtual void PutStats(Double_t *stats)
Replace current statistics with the values in array stats.
Definition TH1.cxx:7886
TVirtualHistPainter * GetPainter(Option_t *option="")
Return pointer to painter.
Definition TH1.cxx:4488
TObject * FindObject(const char *name) const override
Search object named name in the list of functions.
Definition TH1.cxx:3834
virtual Float_t GetTitleSize(Option_t *axis="X") const
Return the "axis" title size.
Definition Haxis.cxx:144
void Print(Option_t *option="") const override
Print some global quantities for this histogram.
Definition TH1.cxx:7007
static Bool_t GetDefaultSumw2()
Return kTRUE if TH1::Sumw2 must be called when creating new histograms.
Definition TH1.cxx:4392
virtual Int_t FindFirstBinAbove(Double_t threshold=0, Int_t axis=1, Int_t firstBin=1, Int_t lastBin=-1) const
Find first bin with content > threshold for axis (1=x, 2=y, 3=z) if no bins with content > threshold ...
Definition TH1.cxx:3711
virtual TFitResultPtr Fit(const char *formula, Option_t *option="", Option_t *goption="", Double_t xmin=0, Double_t xmax=0)
Fit histogram with function fname.
Definition TH1.cxx:3875
virtual Int_t GetBin(Int_t binx, Int_t biny=0, Int_t binz=0) const
Return Global bin number corresponding to binx,y,z.
Definition TH1.cxx:4959
virtual Double_t GetMaximum(Double_t maxval=FLT_MAX) const
Return maximum value smaller than maxval of bins in the range, unless the value has been overridden b...
Definition TH1.cxx:8547
Double_t GetRMSError(Int_t axis=1) const
Definition TH1.h:336
virtual Int_t GetNbinsX() const
Definition TH1.h:313
virtual void SetMaximum(Double_t maximum=-1111)
Definition TH1.h:420
virtual TH1 * FFT(TH1 *h_output, Option_t *option)
This function allows to do discrete Fourier transforms of TH1 and TH2.
Definition TH1.cxx:3255
virtual void LabelsInflate(Option_t *axis="X")
Double the number of bins for axis.
Definition TH1.cxx:5313
virtual TH1 * ShowBackground(Int_t niter=20, Option_t *option="same")
This function calculates the background spectrum in this histogram.
Definition TH1.cxx:9289
virtual void FillN(Int_t, const Double_t *, const Double_t *, const Double_t *, Int_t)
Definition TH1.h:239
static Bool_t SameLimitsAndNBins(const TAxis &axis1, const TAxis &axis2)
Same limits and bins.
Definition TH1.cxx:5896
virtual Bool_t Add(TF1 *h1, Double_t c1=1, Option_t *option="")
Performs the operation: this = this + c1*f1 if errors are defined (see TH1::Sumw2),...
Definition TH1.cxx:813
Double_t fMaximum
Maximum value for plotting.
Definition TH1.h:111
Int_t fBufferSize
fBuffer size
Definition TH1.h:118
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:7970
Int_t fDimension
! Histogram dimension (1, 2 or 3 dim)
Definition TH1.h:121
virtual void SetBinError(Int_t bin, Double_t error)
Set the bin Error Note that this resets the bin eror option to be of Normal Type and for the non-empt...
Definition TH1.cxx:9208
EBinErrorOpt fBinStatErrOpt
Option for bin statistical errors.
Definition TH1.h:124
static Int_t fgBufferSize
! Default buffer size for automatic histograms
Definition TH1.h:126
virtual void SetBinsLength(Int_t=-1)
Definition TH1.h:396
Double_t fNormFactor
Normalization factor.
Definition TH1.h:113
EInconsistencyBits
Enumeration specifying inconsistencies between two histograms, in increasing severity.
Definition TH1.h:88
@ kFullyConsistent
Definition TH1.h:89
@ kDifferentNumberOfBins
Definition TH1.h:93
@ kDifferentDimensions
Definition TH1.h:94
@ kDifferentBinLimits
Definition TH1.h:91
@ kDifferentAxisLimits
Definition TH1.h:92
@ kDifferentLabels
Definition TH1.h:90
virtual Int_t Fill(Double_t x)
Increment bin with abscissa X by 1.
Definition TH1.cxx:3315
TAxis * GetYaxis()
Definition TH1.h:341
TArrayD fContour
Array to display contour levels.
Definition TH1.h:114
virtual Double_t GetBinErrorLow(Int_t bin) const
Return lower error associated to bin number bin.
Definition TH1.cxx:9081
virtual TH1 * RebinX(Int_t ngroup=2, const char *newname="")
Definition TH1.h:370
void Browse(TBrowser *b) override
Browse the Histogram object.
Definition TH1.cxx:749
virtual Double_t GetBinContent(Int_t bin, Int_t, Int_t) const
Definition TH1.h:283
virtual void SetContent(const Double_t *content)
Replace bin contents by the contents of array content.
Definition TH1.cxx:8400
virtual Float_t GetLabelSize(Option_t *axis="X") const
Return the "axis" label size.
Definition Haxis.cxx:92
virtual void SavePrimitiveHelp(std::ostream &out, const char *hname, Option_t *option="")
Helper function for the SavePrimitive functions from TH1 or classes derived from TH1,...
Definition TH1.cxx:7381
Short_t fBarWidth
(1000*width) for bar charts or legos
Definition TH1.h:105
virtual Double_t GetBinErrorSqUnchecked(Int_t bin) const
Definition TH1.h:472
virtual Double_t GetCellError(Int_t binx, Int_t biny) const
Definition TH1.h:451
virtual Int_t GetNdivisions(Option_t *axis="X") const
Return the number of divisions for "axis".
Definition Haxis.cxx:27
Int_t AxisChoice(Option_t *axis) const
Choose an axis according to "axis".
Definition Haxis.cxx:14
virtual void SetMinimum(Double_t minimum=-1111)
Definition TH1.h:421
Bool_t IsBinUnderflow(Int_t bin, Int_t axis=0) const
Return true if the bin is underflow.
Definition TH1.cxx:5212
void SavePrimitive(std::ostream &out, Option_t *option="") override
Save primitive as a C++ statement(s) on output stream out.
Definition TH1.cxx:7235
virtual void SetCellContent(Int_t binx, Int_t biny, Double_t content)
Definition TH1.h:455
static bool CheckBinLabels(const TAxis *a1, const TAxis *a2)
Check that axis have same labels.
Definition TH1.cxx:1537
virtual Double_t Interpolate(Double_t x) const
Given a point x, approximates the value via linear interpolation based on the two nearest bin centers...
Definition TH1.cxx:5113
static void SetDefaultSumw2(Bool_t sumw2=kTRUE)
When this static function is called with sumw2=kTRUE, all new histograms will automatically activate ...
Definition TH1.cxx:6701
Bool_t IsBinOverflow(Int_t bin, Int_t axis=0) const
Return true if the bin is overflow.
Definition TH1.cxx:5180
UInt_t GetAxisLabelStatus() const
Internal function used in TH1::Fill to see which axis is full alphanumeric, i.e.
Definition TH1.cxx:6673
Double_t GetRMS(Int_t axis=1) const
This function returns the Standard Deviation (Sigma) of the distribution not the Root Mean Square (RM...
Definition TH1.h:335
Double_t * fIntegral
! Integral of bins used by GetRandom
Definition TH1.h:122
Double_t fMinimum
Minimum value for plotting.
Definition TH1.h:112
virtual Double_t Integral(Option_t *option="") const
Return integral of bin contents.
Definition TH1.cxx:7943
TH1 & operator=(const TH1 &)=delete
virtual void SetBinContent(Int_t bin, Double_t content)
Set bin content see convention for numbering bins in TH1::GetBin In case the bin number is greater th...
Definition TH1.cxx:9224
virtual void DirectoryAutoAdd(TDirectory *)
Perform the automatic addition of the histogram to the given directory.
Definition TH1.cxx:2772
virtual void GetLowEdge(Double_t *edge) const
Fill array with low edge of bins for 1D histogram Better to use h1.GetXaxis()->GetLowEdge(edge)
Definition TH1.cxx:9189
virtual Double_t GetBinLowEdge(Int_t bin) const
Return bin lower edge for 1D histogram.
Definition TH1.cxx:9154
void Build()
Creates histogram basic data structure.
Definition TH1.cxx:758
virtual Double_t GetEntries() const
Return the current number of entries.
Definition TH1.cxx:4400
const TAxis * GetZaxis() const
Definition TH1.h:345
virtual Double_t RetrieveBinContent(Int_t bin) const =0
Raw retrieval of bin content on internal data structure see convention for numbering bins in TH1::Get...
virtual void SetZTitle(const char *title)
Definition TH1.h:437
virtual TF1 * GetFunction(const char *name) const
Return pointer to function with name.
Definition TH1.cxx:9053
virtual TH1 * Rebin(Int_t ngroup=2, const char *newname="", const Double_t *xbins=nullptr)
Rebin this histogram.
Definition TH1.cxx:6273
virtual Int_t BufferFill(Double_t x, Double_t w)
accumulate arguments in buffer.
Definition TH1.cxx:1475
virtual Double_t GetBinWithContent(Double_t c, Int_t &binx, Int_t firstx=0, Int_t lastx=0, Double_t maxdiff=0) const
Compute first binx in the range [firstx,lastx] for which diff = abs(bin_content-c) <= maxdiff.
Definition TH1.cxx:5084
virtual UInt_t SetCanExtend(UInt_t extendBitMask)
Make the histogram axes extendable / not extendable according to the bit mask returns the previous bi...
Definition TH1.cxx:6647
TList * GetListOfFunctions() const
Definition TH1.h:260
void SetName(const char *name) override
Change the name of this histogram.
Definition TH1.cxx:8962
virtual TH1 * DrawCopy(Option_t *option="", const char *name_postfix="_copy") const
Copy this histogram and Draw in the current pad.
Definition TH1.cxx:3084
virtual Float_t GetTitleOffset(Option_t *axis="X") const
Return the "axis" title offset.
Definition Haxis.cxx:131
Bool_t IsEmpty() const
Check if a histogram is empty (this is a protected method used mainly by TH1Merger )
Definition TH1.cxx:5162
virtual Double_t GetMeanError(Int_t axis=1) const
Return standard error of mean of this histogram along the X axis.
Definition TH1.cxx:7577
void Paint(Option_t *option="") override
Control routine to paint any kind of histograms.
Definition TH1.cxx:6204
virtual Double_t AndersonDarlingTest(const TH1 *h2, Option_t *option="") const
Statistical test of compatibility in shape between this histogram and h2, using the Anderson-Darling ...
Definition TH1.cxx:8064
virtual void ResetStats()
Reset the statistics including the number of entries and replace with values calculated from bin cont...
Definition TH1.cxx:7904
virtual void SetBinContent(Int_t bin, Int_t, Int_t, Double_t content)
Definition TH1.h:384
static void SetDefaultBufferSize(Int_t buffersize=1000)
Static function to set the default buffer size for automatic histograms.
Definition TH1.cxx:6691
virtual void SetBinErrorOption(EBinErrorOpt type)
Definition TH1.h:397
virtual void SetBuffer(Int_t buffersize, Option_t *option="")
Set the maximum number of entries to be kept in the buffer.
Definition TH1.cxx:8460
virtual void DrawPanel()
Display a panel with all histogram drawing options.
Definition TH1.cxx:3146
virtual Double_t GetRandom(TRandom *rng=nullptr) const
Return a random number distributed according the histogram bin contents.
Definition TH1.cxx:5008
const TAxis * GetXaxis() const
Definition TH1.h:343
virtual Double_t Chisquare(TF1 *f1, Option_t *option="") const
Compute and return the chisquare of this histogram with respect to a function The chisquare is comput...
Definition TH1.cxx:2467
virtual Double_t Chi2Test(const TH1 *h2, Option_t *option="UU", Double_t *res=nullptr) const
test for comparing weighted and unweighted histograms.
Definition TH1.cxx:1979
virtual Double_t GetMaximumStored() const
Definition TH1.h:305
virtual void DoFillN(Int_t ntimes, const Double_t *x, const Double_t *w, Int_t stride=1)
Internal method to fill histogram content from a vector called directly by TH1::BufferEmpty.
Definition TH1.cxx:3444
virtual void GetMinimumAndMaximum(Double_t &min, Double_t &max) const
Retrieve the minimum and maximum values in the histogram.
Definition TH1.cxx:8733
@ kNstat
Size of statistics data (up to TProfile3D)
Definition TH1.h:194
virtual const TArrayD * GetSumw2() const
Definition TH1.h:330
virtual Int_t GetMaximumBin() const
Return location of bin with maximum value in the range.
Definition TH1.cxx:8579
static Int_t AutoP2GetBins(Int_t n)
Auxiliary function to get the next power of 2 integer value larger then n.
Definition TH1.cxx:1290
Double_t fEntries
Number of entries.
Definition TH1.h:106
virtual Long64_t Merge(TCollection *list)
Definition TH1.h:361
virtual void SetColors(Color_t linecolor=-1, Color_t markercolor=-1, Color_t fillcolor=-1)
Shortcut to set the three histogram colors with a single call.
Definition TH1.cxx:4444
void ExecuteEvent(Int_t event, Int_t px, Int_t py) override
Execute action corresponding to one event.
Definition TH1.cxx:3211
virtual Double_t * GetIntegral()
Return a pointer to the array of bins integral.
Definition TH1.cxx:2557
TAxis fZaxis
Z axis descriptor.
Definition TH1.h:103
EStatOverflows fStatOverflows
Per object flag to use under/overflows in statistics.
Definition TH1.h:125
virtual void FillN(Int_t ntimes, const Double_t *x, const Double_t *w, Int_t stride=1)
Fill this histogram with an array x and weights w.
Definition TH1.cxx:3418
virtual Float_t GetLabelOffset(Option_t *axis="X") const
Return the "axis" label offset.
Definition Haxis.cxx:79
static bool CheckEqualAxes(const TAxis *a1, const TAxis *a2)
Check that the axis are the same.
Definition TH1.cxx:1580
EBinErrorOpt
Enumeration specifying type of statistics for bin errors.
Definition TH1.h:64
@ kPoisson2
Errors from Poisson interval at 95% CL (~ 2 sigma)
Definition TH1.h:67
@ kNormal
Errors with Normal (Wald) approximation: errorUp=errorLow= sqrt(N)
Definition TH1.h:65
@ kPoisson
Errors from Poisson interval at 68.3% (1 sigma)
Definition TH1.h:66
virtual Double_t GetBinContent(Int_t bin) const
Return content of bin number bin.
Definition TH1.cxx:5059
virtual TArrayD * GetSumw2()
Definition TH1.h:329
virtual Int_t GetContour(Double_t *levels=nullptr)
Return contour values into array levels if pointer levels is non zero.
Definition TH1.cxx:8413
TAxis fXaxis
X axis descriptor.
Definition TH1.h:101
virtual void SetTitleOffset(Float_t offset=1, Option_t *axis="X")
Specify a parameter offset to control the distance between the axis and the axis' title.
Definition Haxis.cxx:345
const Double_t * GetBuffer() const
Definition TH1.h:255
virtual Bool_t IsHighlight() const
Definition TH1.h:354
virtual void SetLabelColor(Color_t color=1, Option_t *axis="X")
Set axis labels color.
Definition Haxis.cxx:226
virtual Double_t GetBinError(Int_t binx, Int_t biny, Int_t binz) const
Definition TH1.h:286
virtual void ExtendAxis(Double_t x, TAxis *axis)
Histogram is resized along axis such that x is in the axis range.
Definition TH1.cxx:6502
virtual void SetAxisColor(Color_t color=1, Option_t *axis="X")
Set color to draw the axis line and tick marks.
Definition Haxis.cxx:187
virtual Double_t GetBinWidth(Int_t bin) const
Return bin width for 1D histogram.
Definition TH1.cxx:9165
const TAxis * GetYaxis() const
Definition TH1.h:344
TArrayD fSumw2
Array of sum of squares of weights.
Definition TH1.h:115
virtual void SetOption(Option_t *option=" ")
Definition TH1.h:428
TH1 * GetAsymmetry(TH1 *h2, Double_t c2=1, Double_t dc2=0)
Return a histogram containing the asymmetry of this histogram with h2, where the asymmetry is defined...
Definition TH1.cxx:4316
virtual Double_t GetContourLevel(Int_t level) const
Return value of contour number level.
Definition TH1.cxx:8432
virtual void SetContour(Int_t nlevels, const Double_t *levels=nullptr)
Set the number and values of contour levels.
Definition TH1.cxx:8485
virtual void SetHighlight(Bool_t set=kTRUE)
Set highlight (enable/disable) mode for the histogram by default highlight mode is disable.
Definition TH1.cxx:4459
virtual void SetAxisRange(Double_t xmin, Double_t xmax, Option_t *axis="X")
Set the "axis" range.
Definition Haxis.cxx:201
virtual Double_t GetBinErrorUp(Int_t bin) const
Return upper error associated to bin number bin.
Definition TH1.cxx:9112
virtual void SetYTitle(const char *title)
Definition TH1.h:436
virtual void Scale(Double_t c1=1, Option_t *option="")
Multiply this histogram by a constant c1.
Definition TH1.cxx:6602
virtual Int_t GetMinimumBin() const
Return location of bin with minimum value in the range.
Definition TH1.cxx:8667
virtual Int_t GetSumw2N() const
Definition TH1.h:331
virtual void SetCellError(Int_t binx, Int_t biny, Double_t content)
Definition TH1.h:457
virtual Int_t FindBin(Double_t x, Double_t y=0, Double_t z=0)
Return Global bin number corresponding to x,y,z.
Definition TH1.cxx:3649
Bool_t GetStatOverflowsBehaviour() const
Definition TH1.h:163
void SaveAs(const char *filename="hist", Option_t *option="") const override
Save the histogram as .csv, .tsv or .txt.
Definition TH1.cxx:7179
virtual void SetTitleFont(Style_t font=62, Option_t *axis="X")
Set the axis' title font.
Definition Haxis.cxx:323
virtual Int_t GetQuantiles(Int_t n, Double_t *xp, const Double_t *p=nullptr)
Compute Quantiles for this histogram Quantile x_p := Q(p) is defined as the value x_p such that the c...
Definition TH1.cxx:4588
virtual Color_t GetAxisColor(Option_t *axis="X") const
Return the number of divisions for "axis".
Definition Haxis.cxx:40
virtual void AddBinContent(Int_t bin)=0
Increment bin content by 1.
TObject * Clone(const char *newname="") const override
Make a complete copy of the underlying object.
Definition TH1.cxx:2723
virtual Double_t GetStdDevError(Int_t axis=1) const
Return error of standard deviation estimation for Normal distribution.
Definition TH1.cxx:7657
virtual Bool_t Divide(TF1 *f1, Double_t c1=1)
Performs the operation: this = this/(c1*f1) if errors are defined (see TH1::Sumw2),...
Definition TH1.cxx:2811
virtual Double_t GetMinimum(Double_t minval=-FLT_MAX) const
Return minimum value larger than minval of bins in the range, unless the value has been overridden by...
Definition TH1.cxx:8637
int LoggedInconsistency(const char *name, const TH1 *h1, const TH1 *h2, bool useMerge=false) const
Definition TH1.cxx:870
static bool CheckConsistentSubAxes(const TAxis *a1, Int_t firstBin1, Int_t lastBin1, const TAxis *a2, Int_t firstBin2=0, Int_t lastBin2=0)
Check that two sub axis are the same.
Definition TH1.cxx:1609
static Int_t CheckConsistency(const TH1 *h1, const TH1 *h2)
Check histogram compatibility.
Definition TH1.cxx:1648
void RecursiveRemove(TObject *obj) override
Recursively remove object from the list of functions.
Definition TH1.cxx:6574
TAxis fYaxis
Y axis descriptor.
Definition TH1.h:102
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 TH1.cxx:8180
virtual Double_t GetSumOfWeights() const
Return the sum of weights excluding under/overflows.
Definition TH1.cxx:7919
static void SmoothArray(Int_t NN, Double_t *XX, Int_t ntimes=1)
Smooth array xx, translation of Hbook routine hsmoof.F.
Definition TH1.cxx:6766
virtual void GetCenter(Double_t *center) const
Fill array with center of bins for 1D histogram Better to use h1.GetXaxis()->GetCenter(center)
Definition TH1.cxx:9176
TVirtualHistPainter * fPainter
! Pointer to histogram painter
Definition TH1.h:123
virtual void SetBins(Int_t nx, Double_t xmin, Double_t xmax)
Redefine x axis parameters.
Definition TH1.cxx:8769
virtual Int_t FindFixBin(Double_t x, Double_t y=0, Double_t z=0) const
Return Global bin number corresponding to x,y,z.
Definition TH1.cxx:3682
virtual void SetBinContent(Int_t bin, Int_t, Double_t content)
Definition TH1.h:383
virtual void SetLabelSize(Float_t size=0.02, Option_t *axis="X")
Set size of axis' labels.
Definition Haxis.cxx:285
virtual void Sumw2(Bool_t flag=kTRUE)
Create structure to store sum of squares of weights.
Definition TH1.cxx:9022
virtual void SetEntries(Double_t n)
Definition TH1.h:407
virtual Bool_t FindNewAxisLimits(const TAxis *axis, const Double_t point, Double_t &newMin, Double_t &newMax)
finds new limits for the axis so that point is within the range and the limits are compatible with th...
Definition TH1.cxx:6458
static bool CheckAxisLimits(const TAxis *a1, const TAxis *a2)
Check that the axis limits of the histograms are the same.
Definition TH1.cxx:1566
static Bool_t AddDirectoryStatus()
Static function: cannot be inlined on Windows/NT.
Definition TH1.cxx:741
static Bool_t fgDefaultSumw2
! Flag to call TH1::Sumw2 automatically at histogram creation time
Definition TH1.h:129
virtual void UpdateBinContent(Int_t bin, Double_t content)=0
Raw update of bin content on internal data structure see convention for numbering bins in TH1::GetBin...
Double_t fTsumwx
Total Sum of weight*X.
Definition TH1.h:109
virtual void LabelsDeflate(Option_t *axis="X")
Reduce the number of bins for the axis passed in the option to the number of bins having a label.
Definition TH1.cxx:5243
virtual Double_t ComputeIntegral(Bool_t onlyPositive=false)
Compute integral (normalized cumulative sum of bins) w/o under/overflows The result is stored in fInt...
Definition TH1.cxx:2508
TString fOption
Histogram options.
Definition TH1.h:116
virtual void Eval(TF1 *f1, Option_t *option="")
Evaluate function f1 at the center of bins of this histogram.
Definition TH1.cxx:3163
virtual void SetBarWidth(Float_t width=0.5)
Set the width of bars as fraction of the bin width for drawing mode "B".
Definition TH1.h:381
virtual Int_t BufferEmpty(Int_t action=0)
Fill histogram with all entries in the buffer.
Definition TH1.cxx:1383
virtual void SetStats(Bool_t stats=kTRUE)
Set statistics option on/off.
Definition TH1.cxx:8992
virtual void SetTickLength(Float_t length=0.02, Option_t *axis="X")
Set the axis' tick marks length.
Definition Haxis.cxx:302
virtual Double_t GetKurtosis(Int_t axis=1) const
Definition TH1.cxx:7746
A doubly linked list.
Definition TList.h:38
The TNamed class is the base class for all named ROOT classes.
Definition TNamed.h:29
virtual void SetTitle(const char *title="")
Set the title of the TNamed.
Definition TNamed.cxx:164
Mother of all ROOT objects.
Definition TObject.h:41
R__ALWAYS_INLINE Bool_t TestBit(UInt_t f) const
Definition TObject.h:199
void Obsolete(const char *method, const char *asOfVers, const char *removedFromVers) const
Use this method to declare a method obsolete.
Definition TObject.cxx:1067
This is the base class for the ROOT Random number generators.
Definition TRandom.h:27
Basic string class.
Definition TString.h:139
const char * Data() const
Definition TString.h:376
TVectorT.
Definition TVectorT.h:29
TVirtualFFT is an interface class for Fast Fourier Transforms.
Definition TVirtualFFT.h:88
Abstract interface to a histogram painter.
const Double_t sigma
Double_t y[n]
Definition legend1.C:17
return c1
Definition legend1.C:41
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
return c2
Definition legend2.C:14
th1 Draw()