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e1f47419 | 1 | /** |
ffca499d | 2 | * @file DrawdNdeta.C |
3 | * @author Christian Holm Christensen <cholm@dalsgaard.hehi.nbi.dk> | |
4 | * @date Wed Mar 23 14:07:10 2011 | |
5 | * | |
6 | * @brief Script to visualise the dN/deta | |
e1f47419 | 7 | * |
ffca499d | 8 | * This script is independent of any AliROOT code - and should stay |
9 | * that way. | |
10 | * | |
11 | * | |
12 | * @ingroup pwg2_forward_dndeta | |
e1f47419 | 13 | */ |
b2e7f2d6 | 14 | #include <TH1.h> |
15 | #include <THStack.h> | |
16 | #include <TGraphErrors.h> | |
17 | #include <TGraphAsymmErrors.h> | |
18 | #include <TMultiGraph.h> | |
19 | #include <TFile.h> | |
20 | #include <TList.h> | |
21 | #include <TString.h> | |
22 | #include <TError.h> | |
23 | #include <TSystem.h> | |
24 | #include <TROOT.h> | |
25 | #include <TMath.h> | |
26 | #include <TCanvas.h> | |
27 | #include <TPad.h> | |
28 | #include <TStyle.h> | |
29 | #include <TLegend.h> | |
30 | #include <TLegendEntry.h> | |
31 | #include <TLatex.h> | |
32 | #include <TImage.h> | |
33 | ||
2f92ff0e | 34 | /** |
35 | * Class to draw dN/deta results | |
36 | * | |
ffca499d | 37 | * @ingroup pwg2_forward_tasks_dndeta |
38 | * @ingroup pwg2_forward_dndeta | |
2f92ff0e | 39 | */ |
b2e7f2d6 | 40 | struct dNdetaDrawer |
41 | { | |
2f92ff0e | 42 | /** |
43 | * POD of data for range zooming | |
44 | */ | |
b2e7f2d6 | 45 | struct RangeParam |
46 | { | |
47 | TAxis* fMasterAxis; // Master axis | |
48 | TAxis* fSlave1Axis; // First slave axis | |
49 | TVirtualPad* fSlave1Pad; // First slave pad | |
50 | TAxis* fSlave2Axis; // Second slave axis | |
51 | TVirtualPad* fSlave2Pad; // Second slave pad | |
52 | }; | |
53 | //__________________________________________________________________ | |
2f92ff0e | 54 | /** |
55 | * Constructor | |
56 | * | |
57 | */ | |
b2e7f2d6 | 58 | dNdetaDrawer() |
59 | : fShowOthers(false), // Bool_t | |
60 | fShowAlice(false), // Bool_t | |
61 | fShowRatios(false), // Bool_t | |
62 | fShowLeftRight(false), // Bool_t | |
63 | fRebin(5), // UShort_t | |
64 | fCutEdges(false), // Bool_t | |
65 | fTitle(""), // TString | |
b2e7f2d6 | 66 | fTrigString(0), // TNamed* |
0be6c8cd | 67 | fNormString(0), // TNamed* |
b2e7f2d6 | 68 | fSNNString(0), // TNamed* |
69 | fSysString(0), // TNamed* | |
70 | fVtxAxis(0), // TAxis* | |
ffca499d | 71 | fCentAxis(0), // TAxis* |
b2e7f2d6 | 72 | fTriggers(0), // TH1* |
73 | fRangeParam(0) | |
74 | ||
75 | { | |
76 | fRangeParam = new RangeParam; | |
77 | fRangeParam->fMasterAxis = 0; | |
78 | fRangeParam->fSlave1Axis = 0; | |
79 | fRangeParam->fSlave1Pad = 0; | |
80 | fRangeParam->fSlave2Axis = 0; | |
81 | fRangeParam->fSlave2Pad = 0; | |
82 | } | |
ffca499d | 83 | //__________________________________________________________________ |
84 | virtual ~dNdetaDrawer() | |
85 | { | |
86 | if (fRatios && fRatios->GetHists()) fRatios->GetHists()->Delete(); | |
87 | if (fResults && fResults->GetHists()) fResults->GetHists()->Delete(); | |
88 | ||
89 | if (fTrigString) { delete fTrigString; fTrigString = 0; } | |
90 | if (fSNNString) { delete fSNNString; fSNNString = 0; } | |
91 | if (fSysString) { delete fSysString; fSysString = 0; } | |
92 | if (fVtxAxis) { delete fVtxAxis; fVtxAxis = 0; } | |
93 | if (fCentAxis) { delete fCentAxis; fCentAxis = 0; } | |
94 | if (fResults) { delete fResults; fResults = 0; } | |
95 | if (fRatios) { delete fRatios; fRatios = 0; } | |
96 | if (fOthers) { delete fOthers; fOthers = 0; } | |
97 | if (fTriggers) { delete fTriggers; fTriggers = 0; } | |
98 | fRangeParam = 0; | |
99 | } | |
100 | ||
2f92ff0e | 101 | //================================================================== |
102 | /** | |
103 | * @{ | |
104 | * @name Set parameters | |
105 | */ | |
106 | /** | |
107 | * Show other (UA5, CMS, ...) data | |
108 | * | |
109 | * @param x Whether to show or not | |
110 | */ | |
b2e7f2d6 | 111 | void SetShowOthers(Bool_t x) { fShowOthers = x; } |
2f92ff0e | 112 | //__________________________________________________________________ |
113 | /** | |
114 | * Show ALICE published data | |
115 | * | |
116 | * @param x Wheter to show or not | |
117 | */ | |
b2e7f2d6 | 118 | void SetShowAlice(Bool_t x) { fShowAlice = x; } |
2f92ff0e | 119 | //__________________________________________________________________ |
120 | /** | |
121 | * Whether to show ratios or not. If there's nothing to compare to, | |
122 | * the ratio panel will be implicitly disabled | |
123 | * | |
124 | * @param x Whether to show or not | |
125 | */ | |
b2e7f2d6 | 126 | void SetShowRatios(Bool_t x) { fShowRatios = x; } |
2f92ff0e | 127 | //__________________________________________________________________ |
128 | /** | |
129 | * | |
130 | * Whether to show the left/right asymmetry | |
131 | * | |
132 | * @param x To show or not | |
133 | */ | |
b2e7f2d6 | 134 | void SetShowLeftRight(Bool_t x) { fShowLeftRight = x; } |
2f92ff0e | 135 | //__________________________________________________________________ |
136 | /** | |
137 | * Set the rebinning factor | |
138 | * | |
139 | * @param x Rebinning factor (must be a divisor in the number of bins) | |
140 | */ | |
b2e7f2d6 | 141 | void SetRebin(UShort_t x) { fRebin = x; } |
2f92ff0e | 142 | //__________________________________________________________________ |
143 | /** | |
144 | * Wheter to cut away the edges | |
145 | * | |
146 | * @param x Whether or not to cut away edges | |
147 | */ | |
b2e7f2d6 | 148 | void SetCutEdges(Bool_t x) { fCutEdges = x; } |
2f92ff0e | 149 | //__________________________________________________________________ |
150 | /** | |
151 | * Set the title of the plot | |
152 | * | |
153 | * @param x Title | |
154 | */ | |
b2e7f2d6 | 155 | void SetTitle(TString x) { fTitle = x; } |
2f92ff0e | 156 | /* @} */ |
157 | //================================================================== | |
158 | /** | |
159 | * @{ | |
160 | * @name Override settings from input | |
161 | */ | |
162 | /** | |
163 | * Override setting from file | |
164 | * | |
165 | * @param sNN Center of mass energy per nucleon pair (GeV) | |
166 | */ | |
167 | void SetSNN(UShort_t sNN) | |
168 | { | |
cdb9e20f | 169 | fSNNString = new TNamed("sNN", Form("%04dGeV", sNN)); |
2f92ff0e | 170 | fSNNString->SetUniqueID(sNN); |
171 | } | |
172 | //__________________________________________________________________ | |
173 | /** | |
174 | * Set the collision system | |
175 | * - 1: pp | |
176 | * - 2: PbPb | |
177 | * | |
178 | * @param sys collision system | |
179 | */ | |
180 | void SetSys(UShort_t sys) | |
181 | { | |
fe52e455 | 182 | fSysString = new TNamed("sys", (sys == 1 ? "pp" : |
2f92ff0e | 183 | sys == 2 ? "PbPb" : "unknown")); |
fe52e455 | 184 | fSysString->SetUniqueID(sys); |
2f92ff0e | 185 | } |
186 | //__________________________________________________________________ | |
187 | /** | |
188 | * Set the vertex range in centimeters | |
189 | * | |
190 | * @param vzMin Min @f$ v_z@f$ | |
191 | * @param vzMax Max @f$ v_z@f$ | |
192 | */ | |
193 | void SetVertexRange(Double_t vzMin, Double_t vzMax) | |
194 | { | |
195 | fVtxAxis = new TAxis(10, vzMin, vzMax); | |
196 | fVtxAxis->SetName("vtxAxis"); | |
197 | fVtxAxis->SetTitle(Form("v_{z}#in[%+5.1f,%+5.1f]cm", vzMin, vzMax)); | |
198 | } | |
b2e7f2d6 | 199 | //__________________________________________________________________ |
2f92ff0e | 200 | void SetTrigger(UShort_t trig) |
201 | { | |
202 | fTrigString = new TNamed("trigString", (trig & 0x1 ? "INEL" : | |
203 | trig & 0x2 ? "INEL>0" : | |
204 | trig & 0x4 ? "NSD" : | |
205 | "unknown")); | |
206 | fTrigString->SetUniqueID(trig); | |
207 | } | |
208 | ||
209 | ||
210 | //================================================================== | |
211 | /** | |
212 | * @{ | |
213 | * @name Main steering functions | |
214 | */ | |
215 | /** | |
216 | * Run the code to produce the final result. | |
217 | * | |
218 | * @param filename File containing the data | |
219 | */ | |
e308a636 | 220 | void Run(const char* filename="forward_dndeta.root") |
b2e7f2d6 | 221 | { |
e308a636 | 222 | Double_t max = 0, rmax=0, amax=0; |
b2e7f2d6 | 223 | |
e308a636 | 224 | gStyle->SetPalette(1); |
e1f47419 | 225 | |
e308a636 | 226 | // --- Open input file ------------------------------------------- |
227 | TFile* file = TFile::Open(filename, "READ"); | |
228 | if (!file) { | |
229 | Error("Open", "Cannot open %s", filename); | |
230 | return; | |
231 | } | |
232 | // --- Get forward list ------------------------------------------ | |
233 | TList* forward = static_cast<TList*>(file->Get("ForwardResults")); | |
234 | if (!forward) { | |
235 | Error("Open", "Couldn't find list ForwardResults"); | |
236 | return; | |
237 | } | |
238 | // --- Get information on the run -------------------------------- | |
239 | FetchInformation(forward); | |
240 | // --- Set the macro pathand load other data script -------------- | |
241 | gROOT->SetMacroPath(Form("%s:$(ALICE_ROOT)/PWG2/FORWARD/analysis2", | |
242 | gROOT->GetMacroPath())); | |
243 | gROOT->LoadMacro("OtherData.C"); | |
244 | ||
245 | // --- Get the central results ----------------------------------- | |
246 | TList* clusters = static_cast<TList*>(file->Get("CentralResults")); | |
247 | if (!clusters) Warning("Open", "Couldn't find list CentralResults"); | |
b2e7f2d6 | 248 | |
e308a636 | 249 | // --- Make our containtes --------------------------------------- |
250 | fResults = new THStack("results", "Results"); | |
251 | fRatios = new THStack("ratios", "Ratios"); | |
252 | fLeftRight = new THStack("asymmetry", "Left-right asymmetry"); | |
253 | fOthers = new TMultiGraph(); | |
b2e7f2d6 | 254 | |
e308a636 | 255 | // --- Loop over input data -------------------------------------- |
256 | FetchResults(forward, "Forward", max, rmax, amax); | |
257 | FetchResults(clusters, "Central", max, rmax, amax); | |
b2e7f2d6 | 258 | |
e308a636 | 259 | // --- Get trigger information ----------------------------------- |
260 | TList* sums = static_cast<TList*>(file->Get("ForwardSums")); | |
261 | if (sums) { | |
262 | TList* all = static_cast<TList*>(sums->FindObject("all")); | |
263 | if (all) { | |
264 | fTriggers = FetchResult(all, "triggers"); | |
265 | if (!fTriggers) all->ls(); | |
266 | } | |
267 | else { | |
268 | Warning("Run", "List all not found in ForwardSums"); | |
269 | sums->ls(); | |
270 | } | |
271 | } | |
272 | else { | |
273 | Warning("Run", "No ForwardSums directory found in %s", file->GetName()); | |
274 | file->ls(); | |
275 | } | |
276 | ||
277 | // --- Check our stacks ------------------------------------------ | |
278 | if (!fResults->GetHists() || | |
279 | fResults->GetHists()->GetEntries() <= 0) { | |
280 | Error("Run", "No histograms in result stack!"); | |
281 | return; | |
282 | } | |
283 | if (!fOthers->GetListOfGraphs() || | |
284 | fOthers->GetListOfGraphs()->GetEntries() <= 0) { | |
285 | Warning("Run", "No other data found - disabling that"); | |
286 | fShowOthers = false; | |
287 | } | |
288 | if (!fRatios->GetHists() || | |
289 | fRatios->GetHists()->GetEntries() <= 0) { | |
290 | Warning("Run", "No ratio data found - disabling that"); | |
291 | // fRatios->ls(); | |
292 | fShowRatios = false; | |
293 | } | |
294 | if (!fLeftRight->GetHists() || | |
295 | fLeftRight->GetHists()->GetEntries() <= 0) { | |
296 | Warning("Run", "No left/right data found - disabling that"); | |
297 | // fLeftRight->ls(); | |
298 | fShowLeftRight = false; | |
299 | } | |
300 | ||
301 | // --- Close the input file -------------------------------------- | |
302 | file->Close(); | |
303 | ||
304 | ||
b2e7f2d6 | 305 | |
e308a636 | 306 | // --- Plot results ---------------------------------------------- |
307 | Plot(max, rmax, amax); | |
b2e7f2d6 | 308 | } |
e1f47419 | 309 | |
b2e7f2d6 | 310 | //__________________________________________________________________ |
2f92ff0e | 311 | /** |
e1f47419 | 312 | * Fetch the information on the run from the results list |
2f92ff0e | 313 | * |
e1f47419 | 314 | * @param results Results list |
2f92ff0e | 315 | */ |
e1f47419 | 316 | void FetchInformation(const TList* results) |
b2e7f2d6 | 317 | { |
2f92ff0e | 318 | if (!fTrigString) |
0be6c8cd | 319 | fTrigString = static_cast<TNamed*>(results->FindObject("trigger")); |
320 | if (!fNormString) | |
321 | fNormString = static_cast<TNamed*>(results->FindObject("scheme")); | |
2f92ff0e | 322 | if (!fSNNString) |
323 | fSNNString = static_cast<TNamed*>(results->FindObject("sNN")); | |
324 | if (!fSysString) | |
325 | fSysString = static_cast<TNamed*>(results->FindObject("sys")); | |
326 | if (!fVtxAxis) | |
327 | fVtxAxis = static_cast<TAxis*>(results->FindObject("vtxAxis")); | |
e308a636 | 328 | if (!fCentAxis) |
329 | fCentAxis = static_cast<TAxis*>(results->FindObject("centAxis")); | |
0be6c8cd | 330 | if (!fTrigString) fTrigString = new TNamed("trigger", "unknown"); |
331 | if (!fNormString) fNormString = new TNamed("scheme", "unknown"); | |
bad9a3c1 | 332 | if (!fSNNString) fSNNString = new TNamed("sNN", "unknown"); |
333 | if (!fSysString) fSysString = new TNamed("sys", "unknown"); | |
334 | if (!fVtxAxis) { | |
335 | fVtxAxis = new TAxis(1,0,0); | |
336 | fVtxAxis->SetName("vtxAxis"); | |
337 | fVtxAxis->SetTitle("v_{z} range unspecified"); | |
338 | } | |
b2e7f2d6 | 339 | |
0be6c8cd | 340 | TString centTxt("none"); |
e308a636 | 341 | if (fCentAxis) { |
342 | Int_t nCent = fCentAxis->GetNbins(); | |
0be6c8cd | 343 | centTxt = Form("%d bins", nCent); |
e308a636 | 344 | for (Int_t i = 0; i <= nCent; i++) |
0be6c8cd | 345 | centTxt.Append(Form("%c%d", i == 0 ? ' ' : '-', |
ffca499d | 346 | int(fCentAxis->GetXbins()->At(i)))); |
e308a636 | 347 | } |
e1f47419 | 348 | Info("FetchInformation", |
fe52e455 | 349 | "Initialized for\n" |
0be6c8cd | 350 | " Trigger: %-30s (%d)\n" |
351 | " sqrt(sNN): %-30s (%dGeV)\n" | |
352 | " System: %-30s (%d)\n" | |
353 | " Vz range: %-30s (%f,%f)\n" | |
354 | " Normalization: %-30s (%d)\n" | |
355 | " Centrality: %s", | |
fe52e455 | 356 | fTrigString->GetTitle(), fTrigString->GetUniqueID(), |
357 | fSNNString->GetTitle(), fSNNString->GetUniqueID(), | |
358 | fSysString->GetTitle(), fSysString->GetUniqueID(), | |
e308a636 | 359 | fVtxAxis->GetTitle(), fVtxAxis->GetXmin(), fVtxAxis->GetXmax(), |
0be6c8cd | 360 | fNormString->GetTitle(), fNormString->GetUniqueID(), |
e308a636 | 361 | centTxt.Data()); |
e1f47419 | 362 | } |
e308a636 | 363 | //__________________________________________________________________ |
364 | TMultiGraph* FetchOthers(UShort_t centLow, UShort_t centHigh) | |
365 | { | |
366 | TMultiGraph* thisOther = 0; | |
367 | if (!fShowOthers && !fShowAlice) return 0; | |
368 | ||
369 | Bool_t onlya = (fShowOthers ? false : true); | |
370 | UShort_t sys = (fSysString ? fSysString->GetUniqueID() : 0); | |
371 | UShort_t trg = (fTrigString ? fTrigString->GetUniqueID() : 0); | |
372 | UShort_t snn = (fSNNString ? fSNNString->GetUniqueID() : 0); | |
373 | Long_t ret = gROOT->ProcessLine(Form("GetData(%d,%d,%d,%d,%d,%d);", | |
374 | sys,snn,trg, | |
375 | centLow,centHigh,onlya)); | |
376 | if (!ret) { | |
377 | Warning("FetchResults", "No other data found for sys=%d, sNN=%d, " | |
378 | "trigger=%d %d%%-%d%% central %s", | |
379 | sys, snn, trg, centLow, centHigh, | |
380 | onlya ? " (ALICE results)" : "all"); | |
381 | return 0; | |
382 | } | |
383 | thisOther = reinterpret_cast<TMultiGraph*>(ret); | |
e1f47419 | 384 | |
e308a636 | 385 | return thisOther; |
386 | } | |
e1f47419 | 387 | //__________________________________________________________________ |
388 | /** | |
e308a636 | 389 | * Get the results from the top-level list |
e1f47419 | 390 | * |
e308a636 | 391 | * @param list List |
392 | * @param name name | |
393 | * @param max On return, maximum of data | |
394 | * @param rmax On return, maximum of ratios | |
395 | * @param amax On return, maximum of left-right comparisons | |
e1f47419 | 396 | */ |
e308a636 | 397 | void FetchResults(const TList* list, |
398 | const char* name, | |
399 | Double_t& max, | |
400 | Double_t& rmax, | |
401 | Double_t& amax) | |
e1f47419 | 402 | { |
e308a636 | 403 | UShort_t n = fCentAxis ? fCentAxis->GetNbins() : 0; |
404 | if (n == 0) { | |
405 | TList* all = static_cast<TList*>(list->FindObject("all")); | |
406 | if (!all) | |
407 | Error("FetchResults", "Couldn't find list 'all' in %s", | |
408 | list->GetName()); | |
409 | else | |
410 | FetchResults(all, name, FetchOthers(0,0), -1, 0, max, rmax, amax); | |
411 | return; | |
b2e7f2d6 | 412 | } |
e1f47419 | 413 | |
e308a636 | 414 | Int_t nCol = gStyle->GetNumberOfColors(); |
415 | for (UShort_t i = 0; i < n; i++) { | |
416 | UShort_t centLow = fCentAxis->GetXbins()->At(i); | |
417 | UShort_t centHigh = fCentAxis->GetXbins()->At(i+1); | |
418 | TString lname = Form("cent%03d_%03d", centLow, centHigh); | |
419 | TList* thisCent = static_cast<TList*>(list->FindObject(lname)); | |
420 | ||
421 | Float_t fc = (centLow+double(centHigh-centLow)/2) / 100; | |
422 | Int_t icol = TMath::Min(nCol-1,int(fc * nCol + .5)); | |
423 | Int_t col = gStyle->GetColorPalette(icol); | |
424 | Info("FetchResults","Centrality %d-%d color index %d (=%d*%f) -> %d", | |
425 | centLow, centHigh, icol, nCol, fc, col); | |
426 | ||
427 | TString centTxt = Form("%3d%%-%3d%% central", centLow, centHigh); | |
428 | if (!thisCent) | |
429 | Error("FetchResults", "Couldn't find list '%s' in %s", | |
430 | lname.Data(), list->GetName()); | |
431 | else | |
432 | FetchResults(thisCent, name, FetchOthers(centLow, centHigh), | |
433 | col, centTxt.Data(), max, rmax, amax); | |
e1f47419 | 434 | } |
e308a636 | 435 | } |
436 | //__________________________________________________________________ | |
437 | void SetAttributes(TH1* h, Int_t color) | |
438 | { | |
439 | if (!h) return; | |
440 | if (color < 0) return; | |
ffca499d | 441 | // h->SetLineColor(color); |
e308a636 | 442 | h->SetMarkerColor(color); |
ffca499d | 443 | // h->SetFillColor(color); |
e308a636 | 444 | } |
445 | //__________________________________________________________________ | |
446 | void SetAttributes(TGraph* g, Int_t color) | |
447 | { | |
448 | if (!g) return; | |
449 | if (color < 0) return; | |
ffca499d | 450 | // g->SetLineColor(color); |
e308a636 | 451 | g->SetMarkerColor(color); |
ffca499d | 452 | // g->SetFillColor(color); |
b2e7f2d6 | 453 | } |
454 | //__________________________________________________________________ | |
e308a636 | 455 | void ModifyTitle(TNamed* h, const char* centTxt) |
456 | { | |
457 | if (!centTxt || !h) return; | |
458 | h->SetTitle(Form("%s, %s", h->GetTitle(), centTxt)); | |
459 | } | |
460 | ||
461 | //__________________________________________________________________ | |
462 | /** | |
463 | * Fetch results for a particular centrality bin | |
464 | * | |
465 | * @param list List | |
466 | * @param name Name | |
ffca499d | 467 | * @param thisOther Other graphs |
468 | * @param color Color | |
469 | * @param centTxt Centrality text | |
e308a636 | 470 | * @param max On return, data maximum |
471 | * @param rmax On return, ratio maximum | |
472 | * @param amax On return, left-right maximum | |
473 | */ | |
474 | void FetchResults(const TList* list, | |
475 | const char* name, | |
476 | TMultiGraph* thisOther, | |
477 | Int_t color, | |
478 | const char* centTxt, | |
479 | Double_t& max, | |
480 | Double_t& rmax, | |
481 | Double_t& amax) | |
b2e7f2d6 | 482 | { |
e1f47419 | 483 | TH1* dndeta = FetchResult(list, Form("dndeta%s", name)); |
484 | TH1* dndetaMC = FetchResult(list, Form("dndeta%sMC", name)); | |
485 | TH1* dndetaTruth = FetchResult(list, "dndetaTruth"); | |
486 | TH1* dndetaSym = 0; | |
487 | TH1* dndetaMCSym = 0; | |
e308a636 | 488 | TH1* tracks = FetchResult(list, "tracks"); |
ffca499d | 489 | if (tracks) tracks->SetTitle("ALICE Tracks"); |
e308a636 | 490 | SetAttributes(dndeta, color); |
491 | SetAttributes(dndetaMC, color+2); | |
492 | SetAttributes(dndetaTruth,color); | |
493 | SetAttributes(dndetaSym, color); | |
494 | SetAttributes(dndetaMCSym,color+2); | |
495 | SetAttributes(tracks, color+3); | |
496 | ModifyTitle(dndeta, centTxt); | |
497 | ModifyTitle(dndetaMC, centTxt); | |
498 | ModifyTitle(dndetaTruth,centTxt); | |
499 | ModifyTitle(dndetaSym, centTxt); | |
500 | ModifyTitle(dndetaMCSym,centTxt); | |
501 | ModifyTitle(tracks, centTxt); | |
502 | ||
e1f47419 | 503 | |
e308a636 | 504 | max = TMath::Max(max, AddHistogram(fResults, dndetaTruth, "e5 p")); |
505 | max = TMath::Max(max, AddHistogram(fResults, dndetaMC, dndetaMCSym)); | |
506 | max = TMath::Max(max, AddHistogram(fResults, dndeta, dndetaSym)); | |
507 | max = TMath::Max(max, AddHistogram(fResults, tracks)); | |
e1f47419 | 508 | |
e308a636 | 509 | // Info("FetchResults", "Got %p, %p, %p from %s with name %s, max=%f", |
510 | // dndeta, dndetaMC, dndetaTruth, list->GetName(), name, max); | |
b2e7f2d6 | 511 | |
e308a636 | 512 | if (fShowLeftRight) { |
513 | fLeftRight->Add(Asymmetry(dndeta, amax)); | |
514 | fLeftRight->Add(Asymmetry(dndetaMC, amax)); | |
515 | fLeftRight->Add(Asymmetry(tracks, amax)); | |
e1f47419 | 516 | } |
b2e7f2d6 | 517 | |
e308a636 | 518 | if (thisOther) { |
519 | TIter next(thisOther->GetListOfGraphs()); | |
520 | TGraph* g = 0; | |
521 | while ((g = static_cast<TGraph*>(next()))) { | |
522 | fRatios->Add(Ratio(dndeta, g, rmax)); | |
523 | fRatios->Add(Ratio(dndetaSym, g, rmax)); | |
524 | SetAttributes(g, color); | |
525 | ModifyTitle(g, centTxt); | |
526 | if (!fOthers->GetListOfGraphs() || | |
ffca499d | 527 | !fOthers->GetListOfGraphs()->FindObject(g->GetName())) { |
528 | max = TMath::Max(max,TMath::MaxElement(g->GetN(), g->GetY())); | |
e308a636 | 529 | fOthers->Add(g); |
ffca499d | 530 | } |
b2e7f2d6 | 531 | } |
e308a636 | 532 | // fOthers->Add(thisOther); |
b2e7f2d6 | 533 | } |
e308a636 | 534 | if (tracks) { |
ffca499d | 535 | if (!fRatios->GetHists() || |
536 | !fRatios->GetHists()->FindObject(tracks->GetName())) | |
e308a636 | 537 | fRatios->Add(Ratio(dndeta, tracks, rmax)); |
b2e7f2d6 | 538 | } |
b2e7f2d6 | 539 | |
e308a636 | 540 | if (dndetaTruth) { |
541 | fRatios->Add(Ratio(dndeta, dndetaTruth, rmax)); | |
542 | fRatios->Add(Ratio(dndetaSym, dndetaTruth, rmax)); | |
543 | fRatios->Add(Ratio(dndetaMC, dndetaTruth, rmax)); | |
544 | fRatios->Add(Ratio(dndetaMCSym, dndetaTruth, rmax)); | |
b2e7f2d6 | 545 | } |
b2e7f2d6 | 546 | } |
547 | //__________________________________________________________________ | |
2f92ff0e | 548 | /** |
549 | * Plot the results | |
2f92ff0e | 550 | * @param max Max value |
2f92ff0e | 551 | * @param rmax Maximum diviation from 1 of ratios |
2f92ff0e | 552 | * @param amax Maximum diviation from 1 of asymmetries |
553 | */ | |
e308a636 | 554 | void Plot(Double_t max, |
b2e7f2d6 | 555 | Double_t rmax, |
b2e7f2d6 | 556 | Double_t amax) |
557 | { | |
558 | gStyle->SetOptTitle(0); | |
559 | gStyle->SetTitleFont(132, "xyz"); | |
560 | gStyle->SetLabelFont(132, "xyz"); | |
561 | ||
e308a636 | 562 | Int_t h = 800; |
563 | Int_t w = 800; // h / TMath::Sqrt(2); | |
564 | Double_t y1 = 0; | |
565 | Double_t y2 = 0; | |
566 | Double_t y3 = 0; | |
567 | if (!fShowRatios) w *= 1.4; | |
568 | else y1 = 0.3; | |
569 | if (!fShowLeftRight) w *= 1.4; | |
570 | else { | |
571 | Double_t y11 = y1; | |
572 | y1 = (y11 > 0.0001 ? 0.4 : 0.2); | |
ffca499d | 573 | y2 = (y11 > 0.0001 ? 0.2 : 0.3); |
e308a636 | 574 | } |
b2e7f2d6 | 575 | TCanvas* c = new TCanvas("Results", "Results", w, h); |
576 | c->SetFillColor(0); | |
577 | c->SetBorderSize(0); | |
578 | c->SetBorderMode(0); | |
579 | ||
ffca499d | 580 | #if 1 |
e308a636 | 581 | Info("Plot", "y1=%f, y2=%f, y3=%f extra: %s %s", |
582 | y1, y2, y2, (fShowRatios ? "ratios" : ""), | |
583 | (fShowLeftRight ? "right/left" : "")); | |
ffca499d | 584 | Info("Plot", "Maximum is %f", max); |
e308a636 | 585 | #endif |
586 | PlotResults(max, y1); | |
b2e7f2d6 | 587 | c->cd(); |
588 | ||
e308a636 | 589 | PlotRatios(rmax, y2, y1); |
b2e7f2d6 | 590 | c->cd( ); |
591 | ||
e308a636 | 592 | PlotLeftRight(amax, y3, y2); |
b2e7f2d6 | 593 | c->cd(); |
bad9a3c1 | 594 | |
595 | ||
596 | Int_t vMin = fVtxAxis->GetXmin(); | |
597 | Int_t vMax = fVtxAxis->GetXmax(); | |
598 | TString trg(fTrigString->GetTitle()); | |
e308a636 | 599 | Int_t nev = 0; |
ffca499d | 600 | if (fTriggers) nev = fTriggers->GetBinContent(1); |
bad9a3c1 | 601 | trg = trg.Strip(TString::kBoth); |
602 | TString base(Form("dndeta_%s_%s_%s_%c%02d%c%02dcm_%09dev", | |
603 | fSysString->GetTitle(), | |
604 | fSNNString->GetTitle(), | |
605 | trg.Data(), | |
606 | vMin < 0 ? 'm' : 'p', TMath::Abs(vMin), | |
607 | vMax < 0 ? 'm' : 'p', TMath::Abs(vMax), | |
608 | nev)); | |
609 | c->SaveAs(Form("%s.png", base.Data())); | |
610 | c->SaveAs(Form("%s.root", base.Data())); | |
611 | c->SaveAs(Form("%s.C", base.Data())); | |
b2e7f2d6 | 612 | } |
613 | //__________________________________________________________________ | |
e308a636 | 614 | /** |
615 | * Build main legend | |
616 | * | |
ffca499d | 617 | * @param stack Stack to include |
618 | * @param mg (optional) Multi graph to include | |
619 | * @param x1 Lower X coordinate in the range [0,1] | |
620 | * @param y1 Lower Y coordinate in the range [0,1] | |
621 | * @param x2 Upper X coordinate in the range [0,1] | |
622 | * @param y2 Upper Y coordinate in the range [0,1] | |
e308a636 | 623 | */ |
ffca499d | 624 | void BuildLegend(THStack* stack, TMultiGraph* mg, |
625 | Double_t x1, Double_t y1, Double_t x2, Double_t y2) | |
e308a636 | 626 | { |
627 | TLegend* l = new TLegend(x1,y1,x2,y2); | |
628 | l->SetNColumns(2); | |
629 | l->SetFillColor(0); | |
630 | l->SetFillStyle(0); | |
631 | l->SetBorderSize(0); | |
632 | l->SetTextFont(132); | |
633 | ||
ffca499d | 634 | TIter next(stack->GetHists()); |
e308a636 | 635 | TObject* hist = 0; |
636 | while ((hist = next())) { | |
637 | TString n(hist->GetTitle()); | |
638 | if (n.Contains("mirrored")) continue; | |
639 | l->AddEntry(hist, hist->GetTitle(), "pl"); | |
640 | } | |
ffca499d | 641 | if (mg) { |
642 | TIter nexto(mg->GetListOfGraphs()); | |
643 | while ((hist = nexto())) { | |
644 | TString n(hist->GetTitle()); | |
645 | if (n.Contains("mirrored")) continue; | |
646 | l->AddEntry(hist, hist->GetTitle(), "pl"); | |
647 | } | |
e308a636 | 648 | } |
649 | TLegendEntry* d1 = l->AddEntry("d1", "Data", "lp"); | |
650 | d1->SetLineColor(kBlack); | |
651 | d1->SetMarkerColor(kBlack); | |
652 | d1->SetMarkerStyle(20); | |
653 | TLegendEntry* d2 = l->AddEntry("d2", "Mirrored data", "lp"); | |
654 | d2->SetLineColor(kBlack); | |
655 | d2->SetMarkerColor(kBlack); | |
656 | d2->SetMarkerStyle(24); | |
657 | ||
658 | l->Draw(); | |
659 | } | |
660 | //__________________________________________________________________ | |
2f92ff0e | 661 | /** |
662 | * Plot the results | |
663 | * | |
2f92ff0e | 664 | * @param max Maximum |
665 | * @param yd Bottom position of pad | |
666 | */ | |
e308a636 | 667 | void PlotResults(Double_t max, Double_t yd) |
b2e7f2d6 | 668 | { |
669 | // Make a sub-pad for the result itself | |
670 | TPad* p1 = new TPad("p1", "p1", 0, yd, 1.0, 1.0, 0, 0, 0); | |
671 | p1->SetTopMargin(0.05); | |
672 | p1->SetBorderSize(0); | |
673 | p1->SetBorderMode(0); | |
674 | p1->SetBottomMargin(yd > 0.001 ? 0.001 : 0.1); | |
675 | p1->SetRightMargin(0.05); | |
676 | p1->SetGridx(); | |
677 | p1->SetTicks(1,1); | |
678 | p1->SetNumber(1); | |
679 | p1->Draw(); | |
680 | p1->cd(); | |
681 | ||
e308a636 | 682 | // Info("PlotResults", "Plotting results with max=%f", max); |
683 | fResults->SetMaximum(1.15*max); | |
684 | fResults->SetMinimum(yd > 0.00001 ? -0.1 : 0); | |
b2e7f2d6 | 685 | |
e308a636 | 686 | FixAxis(fResults, 1/(1-yd)/1.7, "#frac{1}{N} #frac{dN_{ch}}{d#eta}"); |
b2e7f2d6 | 687 | |
688 | p1->Clear(); | |
e308a636 | 689 | fResults->DrawClone("nostack e1"); |
b2e7f2d6 | 690 | |
e308a636 | 691 | fRangeParam->fSlave1Axis = fResults->GetXaxis(); |
b2e7f2d6 | 692 | fRangeParam->fSlave1Pad = p1; |
693 | ||
694 | // Draw other data | |
e308a636 | 695 | if (fShowOthers || fShowAlice) { |
b2e7f2d6 | 696 | TGraphAsymmErrors* o = 0; |
e308a636 | 697 | TIter nextG(fOthers->GetListOfGraphs()); |
b2e7f2d6 | 698 | while ((o = static_cast<TGraphAsymmErrors*>(nextG()))) |
699 | o->DrawClone("same p"); | |
700 | } | |
701 | ||
702 | // Make a legend in the main result pad | |
ffca499d | 703 | BuildLegend(fResults, fOthers, .15,p1->GetBottomMargin()+.01,.90,.35); |
e308a636 | 704 | #if 0 |
b2e7f2d6 | 705 | TLegend* l = p1->BuildLegend(.15,p1->GetBottomMargin()+.01,.90,.35); |
706 | l->SetNColumns(2); | |
707 | l->SetFillColor(0); | |
708 | l->SetFillStyle(0); | |
709 | l->SetBorderSize(0); | |
710 | l->SetTextFont(132); | |
e308a636 | 711 | #endif |
b2e7f2d6 | 712 | |
713 | // Put a title on top | |
ffca499d | 714 | fTitle.ReplaceAll("@", " "); |
b2e7f2d6 | 715 | TLatex* tit = new TLatex(0.10, 0.95, fTitle.Data()); |
716 | tit->SetNDC(); | |
717 | tit->SetTextFont(132); | |
718 | tit->SetTextSize(0.05); | |
719 | tit->Draw(); | |
720 | ||
721 | // Put a nice label in the plot | |
722 | TString eS; | |
bad9a3c1 | 723 | UShort_t snn = fSNNString->GetUniqueID(); |
724 | const char* sys = fSysString->GetTitle(); | |
b2e7f2d6 | 725 | if (snn > 1000) eS = Form("%4.2fTeV", float(snn)/1000); |
726 | else eS = Form("%3dGeV", snn); | |
727 | TLatex* tt = new TLatex(.93, .93, Form("%s #sqrt{s}=%s, %s", | |
728 | sys, | |
729 | eS.Data(), | |
bad9a3c1 | 730 | fTrigString->GetTitle())); |
b2e7f2d6 | 731 | tt->SetNDC(); |
732 | tt->SetTextFont(132); | |
733 | tt->SetTextAlign(33); | |
734 | tt->Draw(); | |
735 | ||
736 | // Put number of accepted events on the plot | |
e308a636 | 737 | Int_t nev = 0; |
ffca499d | 738 | if (fTriggers) nev = fTriggers->GetBinContent(1); |
b2e7f2d6 | 739 | TLatex* et = new TLatex(.93, .83, Form("%d events", nev)); |
740 | et->SetNDC(); | |
741 | et->SetTextFont(132); | |
742 | et->SetTextAlign(33); | |
743 | et->Draw(); | |
744 | ||
745 | // Put number of accepted events on the plot | |
746 | if (fVtxAxis) { | |
747 | TLatex* vt = new TLatex(.93, .88, fVtxAxis->GetTitle()); | |
748 | vt->SetNDC(); | |
749 | vt->SetTextFont(132); | |
750 | vt->SetTextAlign(33); | |
751 | vt->Draw(); | |
752 | } | |
753 | // results->Draw("nostack e1 same"); | |
754 | ||
e308a636 | 755 | fRangeParam->fSlave1Axis = FindXAxis(p1, fResults->GetName()); |
b2e7f2d6 | 756 | fRangeParam->fSlave1Pad = p1; |
757 | ||
758 | ||
759 | // Mark the plot as preliminary | |
760 | TLatex* pt = new TLatex(.12, .93, "Preliminary"); | |
761 | pt->SetNDC(); | |
762 | pt->SetTextFont(22); | |
763 | pt->SetTextSize(0.07); | |
764 | pt->SetTextColor(kRed+1); | |
765 | pt->SetTextAlign(13); | |
766 | pt->Draw(); | |
767 | ||
768 | if (!gSystem->AccessPathName("ALICE.png")) { | |
bad9a3c1 | 769 | TPad* logo = new TPad("logo", "logo", .12, .65, .25, .85, 0, 0, 0); |
b2e7f2d6 | 770 | logo->SetFillStyle(0); |
771 | logo->Draw(); | |
772 | logo->cd(); | |
773 | TImage* i = TImage::Create(); | |
774 | i->ReadImage("ALICE.png"); | |
775 | i->Draw(); | |
776 | } | |
777 | p1->cd(); | |
778 | } | |
779 | //__________________________________________________________________ | |
2f92ff0e | 780 | /** |
781 | * Plot the ratios | |
782 | * | |
2f92ff0e | 783 | * @param max Maximum diviation from 1 |
784 | * @param y1 Lower y coordinate of pad | |
785 | * @param y2 Upper y coordinate of pad | |
786 | */ | |
e308a636 | 787 | void PlotRatios(Double_t max, Double_t y1, Double_t y2) |
b2e7f2d6 | 788 | { |
e308a636 | 789 | if (!fShowRatios) return; |
790 | ||
b2e7f2d6 | 791 | bool isBottom = (y1 < 0.0001); |
792 | Double_t yd = y2 - y1; | |
793 | // Make a sub-pad for the result itself | |
794 | TPad* p2 = new TPad("p2", "p2", 0, y1, 1.0, y2, 0, 0, 0); | |
795 | p2->SetTopMargin(0.001); | |
796 | p2->SetRightMargin(0.05); | |
797 | p2->SetBottomMargin(isBottom ? 1/yd * 0.07 : 0.0001); | |
798 | p2->SetGridx(); | |
799 | p2->SetTicks(1,1); | |
800 | p2->SetNumber(2); | |
801 | p2->Draw(); | |
802 | p2->cd(); | |
803 | ||
804 | // Fix up axis | |
e308a636 | 805 | FixAxis(fRatios, 1/yd/1.7, "Ratios", 7); |
b2e7f2d6 | 806 | |
e308a636 | 807 | fRatios->SetMaximum(1+TMath::Max(.22,1.05*max)); |
808 | fRatios->SetMinimum(1-TMath::Max(.32,1.05*max)); | |
b2e7f2d6 | 809 | p2->Clear(); |
e308a636 | 810 | fRatios->DrawClone("nostack e1"); |
b2e7f2d6 | 811 | |
812 | ||
813 | // Make a legend | |
ffca499d | 814 | BuildLegend(fRatios, 0, .15,p2->GetBottomMargin()+.01,.9, |
815 | isBottom ? .6 : .4); | |
816 | #if 0 | |
b2e7f2d6 | 817 | TLegend* l2 = p2->BuildLegend(.15,p2->GetBottomMargin()+.01,.9, |
818 | isBottom ? .6 : .4); | |
819 | l2->SetNColumns(2); | |
820 | l2->SetFillColor(0); | |
821 | l2->SetFillStyle(0); | |
822 | l2->SetBorderSize(0); | |
823 | l2->SetTextFont(132); | |
ffca499d | 824 | #endif |
b2e7f2d6 | 825 | // Make a nice band from 0.9 to 1.1 |
826 | TGraphErrors* band = new TGraphErrors(2); | |
e1f47419 | 827 | band->SetPoint(0, fResults->GetXaxis()->GetXmin(), 1); |
828 | band->SetPoint(1, fResults->GetXaxis()->GetXmax(), 1); | |
b2e7f2d6 | 829 | band->SetPointError(0, 0, .1); |
830 | band->SetPointError(1, 0, .1); | |
831 | band->SetFillColor(kYellow+2); | |
832 | band->SetFillStyle(3002); | |
833 | band->SetLineStyle(2); | |
834 | band->SetLineWidth(1); | |
835 | band->Draw("3 same"); | |
836 | band->DrawClone("X L same"); | |
837 | ||
838 | // Replot the ratios on top | |
e308a636 | 839 | fRatios->DrawClone("nostack e1 same"); |
b2e7f2d6 | 840 | |
841 | if (isBottom) { | |
e308a636 | 842 | fRangeParam->fMasterAxis = FindXAxis(p2, fRatios->GetName()); |
b2e7f2d6 | 843 | p2->AddExec("range", Form("RangeExec((dNdetaDrawer::RangeParam*)%p)", |
844 | fRangeParam)); | |
845 | } | |
846 | else { | |
e308a636 | 847 | fRangeParam->fSlave2Axis = FindXAxis(p2, fRatios->GetName()); |
b2e7f2d6 | 848 | fRangeParam->fSlave2Pad = p2; |
849 | } | |
850 | } | |
851 | //__________________________________________________________________ | |
2f92ff0e | 852 | /** |
853 | * Plot the asymmetries | |
854 | * | |
2f92ff0e | 855 | * @param max Maximum diviation from 1 |
856 | * @param y1 Lower y coordinate of pad | |
857 | * @param y2 Upper y coordinate of pad | |
858 | */ | |
e308a636 | 859 | void PlotLeftRight(Double_t max, Double_t y1, Double_t y2) |
b2e7f2d6 | 860 | { |
e308a636 | 861 | if (!fShowLeftRight) return; |
862 | ||
b2e7f2d6 | 863 | bool isBottom = (y1 < 0.0001); |
864 | Double_t yd = y2 - y1; | |
865 | // Make a sub-pad for the result itself | |
866 | TPad* p3 = new TPad("p3", "p3", 0, y1, 1.0, y2, 0, 0, 0); | |
867 | p3->SetTopMargin(0.001); | |
868 | p3->SetRightMargin(0.05); | |
869 | p3->SetBottomMargin(isBottom ? 1/yd * 0.07 : 0.0001); | |
870 | p3->SetGridx(); | |
871 | p3->SetTicks(1,1); | |
872 | p3->SetNumber(2); | |
873 | p3->Draw(); | |
874 | p3->cd(); | |
875 | ||
b2e7f2d6 | 876 | // Fix up axis |
e308a636 | 877 | FixAxis(fLeftRight, 1/yd/1.7, "Right/Left", 4); |
b2e7f2d6 | 878 | |
e308a636 | 879 | fLeftRight->SetMaximum(1+TMath::Max(.12,1.05*max)); |
880 | fLeftRight->SetMinimum(1-TMath::Max(.15,1.05*max)); | |
b2e7f2d6 | 881 | p3->Clear(); |
e308a636 | 882 | fLeftRight->DrawClone("nostack e1"); |
b2e7f2d6 | 883 | |
884 | ||
885 | // Make a legend | |
886 | TLegend* l2 = p3->BuildLegend(.15,p3->GetBottomMargin()+.01,.9,.5); | |
887 | l2->SetNColumns(2); | |
888 | l2->SetFillColor(0); | |
889 | l2->SetFillStyle(0); | |
890 | l2->SetBorderSize(0); | |
891 | l2->SetTextFont(132); | |
ffca499d | 892 | |
b2e7f2d6 | 893 | // Make a nice band from 0.9 to 1.1 |
894 | TGraphErrors* band = new TGraphErrors(2); | |
e1f47419 | 895 | band->SetPoint(0, fResults->GetXaxis()->GetXmin(), 1); |
896 | band->SetPoint(1, fResults->GetXaxis()->GetXmax(), 1); | |
b2e7f2d6 | 897 | band->SetPointError(0, 0, .05); |
898 | band->SetPointError(1, 0, .05); | |
899 | band->SetFillColor(kYellow+2); | |
900 | band->SetFillStyle(3002); | |
901 | band->SetLineStyle(2); | |
902 | band->SetLineWidth(1); | |
903 | band->Draw("3 same"); | |
904 | band->DrawClone("X L same"); | |
905 | ||
e308a636 | 906 | fLeftRight->DrawClone("nostack e1 same"); |
b2e7f2d6 | 907 | if (isBottom) { |
e308a636 | 908 | fRangeParam->fMasterAxis = FindXAxis(p3, fLeftRight->GetName()); |
b2e7f2d6 | 909 | p3->AddExec("range", Form("RangeExec((dNdetaDrawer::RangeParam*)%p)", |
910 | fRangeParam)); | |
911 | } | |
912 | else { | |
e308a636 | 913 | fRangeParam->fSlave2Axis = FindXAxis(p3, fLeftRight->GetName()); |
b2e7f2d6 | 914 | fRangeParam->fSlave2Pad = p3; |
915 | } | |
916 | } | |
2f92ff0e | 917 | /** @} */ |
918 | //================================================================== | |
919 | /** | |
920 | * @{ | |
921 | * @name Data utility functions | |
922 | */ | |
923 | /** | |
924 | * Get a result from the passed list | |
925 | * | |
926 | * @param list List to search | |
927 | * @param name Object name to search for | |
928 | * | |
929 | * @return | |
930 | */ | |
e1f47419 | 931 | TH1* FetchResult(const TList* list, const char* name) const |
2f92ff0e | 932 | { |
933 | if (!list) return 0; | |
934 | ||
e308a636 | 935 | TH1* ret = static_cast<TH1*>(list->FindObject(name)); |
e1f47419 | 936 | if (!ret) { |
937 | // all->ls(); | |
938 | Warning("GetResult", "Histogram %s not found", name); | |
2f92ff0e | 939 | } |
b2e7f2d6 | 940 | |
e1f47419 | 941 | return ret; |
2f92ff0e | 942 | } |
b2e7f2d6 | 943 | //__________________________________________________________________ |
2f92ff0e | 944 | /** |
945 | * Add a histogram to the stack after possibly rebinning it | |
946 | * | |
947 | * @param stack Stack to add to | |
948 | * @param hist histogram | |
949 | * @param option Draw options | |
950 | * | |
951 | * @return Maximum of histogram | |
952 | */ | |
e308a636 | 953 | Double_t AddHistogram(THStack* stack, TH1* hist, Option_t* option="") const |
b2e7f2d6 | 954 | { |
955 | // Check if we have input | |
956 | if (!hist) return 0; | |
957 | ||
958 | // Rebin if needed | |
959 | Rebin(hist); | |
960 | ||
e308a636 | 961 | // Info("AddHistogram", "Adding %s to %s", |
962 | // hist->GetName(), stack->GetName()); | |
b2e7f2d6 | 963 | stack->Add(hist, option); |
e308a636 | 964 | // stack->ls(); |
b2e7f2d6 | 965 | return hist->GetMaximum(); |
966 | } | |
967 | //__________________________________________________________________ | |
2f92ff0e | 968 | /** |
969 | * Add a histogram to the stack after possibly rebinning it | |
970 | * | |
971 | * @param stack Stack to add to | |
972 | * @param hist histogram | |
973 | * @param option Draw options | |
974 | * @param sym On return, the data symmetriced (added to stack) | |
975 | * | |
976 | * @return Maximum of histogram | |
977 | */ | |
e308a636 | 978 | Double_t AddHistogram(THStack* stack, TH1* hist, TH1*& sym, |
979 | Option_t* option="") const | |
b2e7f2d6 | 980 | { |
981 | // Check if we have input | |
982 | if (!hist) return 0; | |
983 | ||
984 | // Rebin if needed | |
985 | Rebin(hist); | |
986 | stack->Add(hist, option); | |
987 | ||
988 | // Now symmetrice the histogram | |
989 | sym = Symmetrice(hist); | |
990 | stack->Add(sym, option); | |
991 | ||
e308a636 | 992 | // Info("AddHistogram", "Adding %s and %s to %s", |
993 | // hist->GetName(), sym->GetName(), stack->GetName()); | |
b2e7f2d6 | 994 | return hist->GetMaximum(); |
995 | } | |
996 | ||
997 | //__________________________________________________________________ | |
998 | /** | |
999 | * Rebin a histogram | |
1000 | * | |
1001 | * @param h Histogram to rebin | |
b2e7f2d6 | 1002 | * |
1003 | * @return | |
1004 | */ | |
1005 | virtual void Rebin(TH1* h) const | |
1006 | { | |
1007 | if (fRebin <= 1) return; | |
1008 | ||
1009 | Int_t nBins = h->GetNbinsX(); | |
1010 | if(nBins % fRebin != 0) { | |
1011 | Warning("Rebin", "Rebin factor %d is not a devisor of current number " | |
1012 | "of bins %d in the histogram %s", fRebin, nBins, h->GetName()); | |
1013 | return; | |
1014 | } | |
1015 | ||
1016 | // Make a copy | |
1017 | TH1* tmp = static_cast<TH1*>(h->Clone("tmp")); | |
1018 | tmp->Rebin(fRebin); | |
1019 | tmp->SetDirectory(0); | |
e28f5fc5 | 1020 | tmp->Reset(); |
b2e7f2d6 | 1021 | // The new number of bins |
1022 | Int_t nBinsNew = nBins / fRebin; | |
1023 | for(Int_t i = 1;i<= nBinsNew; i++) { | |
1024 | Double_t content = 0; | |
1025 | Double_t sumw = 0; | |
1026 | Double_t wsum = 0; | |
1027 | Int_t nbins = 0; | |
1028 | for(Int_t j = 1; j<=fRebin;j++) { | |
1029 | Int_t bin = (i-1)*fRebin + j; | |
1030 | Double_t c = h->GetBinContent(bin); | |
1031 | ||
1032 | if (c <= 0) continue; | |
1033 | ||
1034 | if (fCutEdges) { | |
1035 | if (h->GetBinContent(bin+1)<=0 || | |
1036 | h->GetBinContent(bin-1)) { | |
1037 | Warning("Rebin", "removing bin %d=%f of %s (%d=%f,%d=%f)", | |
1038 | bin, c, h->GetName(), | |
1039 | bin+1, h->GetBinContent(bin+1), | |
1040 | bin-1, h->GetBinContent(bin-1)); | |
1041 | continue; | |
1042 | } | |
1043 | } | |
1044 | Double_t e = h->GetBinError(bin); | |
1045 | Double_t w = 1 / (e*e); // 1/c/c | |
1046 | content += c; | |
1047 | sumw += w; | |
1048 | wsum += w * c; | |
1049 | nbins++; | |
1050 | } | |
1051 | ||
e28f5fc5 | 1052 | if(content > 0 && nbins > 1 ) { |
b2e7f2d6 | 1053 | tmp->SetBinContent(i, wsum / sumw); |
1054 | tmp->SetBinError(i,1./TMath::Sqrt(sumw)); | |
1055 | } | |
1056 | } | |
1057 | ||
1058 | // Finally, rebin the histogram, and set new content | |
1059 | h->Rebin(fRebin); | |
1060 | h->Reset(); | |
1061 | for(Int_t i = 1; i<= nBinsNew; i++) { | |
1062 | h->SetBinContent(i,tmp->GetBinContent(i)); | |
1063 | h->SetBinError(i, tmp->GetBinError(i)); | |
1064 | } | |
1065 | ||
1066 | delete tmp; | |
1067 | } | |
1068 | //__________________________________________________________________ | |
1069 | /** | |
1070 | * Make an extension of @a h to make it symmetric about 0 | |
1071 | * | |
1072 | * @param h Histogram to symmertrice | |
1073 | * | |
1074 | * @return Symmetric extension of @a h | |
1075 | */ | |
1076 | TH1* Symmetrice(const TH1* h) const | |
1077 | { | |
1078 | Int_t nBins = h->GetNbinsX(); | |
1079 | TH1* s = static_cast<TH1*>(h->Clone(Form("%s_mirror", h->GetName()))); | |
1080 | s->SetTitle(Form("%s (mirrored)", h->GetTitle())); | |
1081 | s->Reset(); | |
1082 | s->SetBins(nBins, -h->GetXaxis()->GetXmax(), -h->GetXaxis()->GetXmin()); | |
1083 | s->SetMarkerColor(h->GetMarkerColor()); | |
1084 | s->SetMarkerSize(h->GetMarkerSize()); | |
1085 | s->SetMarkerStyle(h->GetMarkerStyle()+4); | |
1086 | s->SetFillColor(h->GetFillColor()); | |
1087 | s->SetFillStyle(h->GetFillStyle()); | |
1088 | s->SetDirectory(0); | |
1089 | ||
1090 | // Find the first and last bin with data | |
1091 | Int_t first = nBins+1; | |
1092 | Int_t last = 0; | |
1093 | for (Int_t i = 1; i <= nBins; i++) { | |
1094 | if (h->GetBinContent(i) <= 0) continue; | |
1095 | first = TMath::Min(first, i); | |
1096 | last = TMath::Max(last, i); | |
1097 | } | |
1098 | ||
1099 | Double_t xfirst = h->GetBinCenter(first-1); | |
1100 | Int_t f1 = h->GetXaxis()->FindBin(-xfirst); | |
1101 | Int_t l2 = s->GetXaxis()->FindBin(xfirst); | |
1102 | for (Int_t i = f1, j=l2; i <= last; i++,j--) { | |
1103 | s->SetBinContent(j, h->GetBinContent(i)); | |
1104 | s->SetBinError(j, h->GetBinError(i)); | |
1105 | } | |
1106 | // Fill in overlap bin | |
1107 | s->SetBinContent(l2+1, h->GetBinContent(first)); | |
1108 | s->SetBinError(l2+1, h->GetBinError(first)); | |
1109 | return s; | |
1110 | } | |
1111 | //__________________________________________________________________ | |
2f92ff0e | 1112 | /** |
1113 | * Calculate the left-right asymmetry of input histogram | |
1114 | * | |
1115 | * @param h Input histogram | |
1116 | * @param max On return, the maximum distance from 1 of the histogram | |
1117 | * | |
1118 | * @return Asymmetry | |
1119 | */ | |
1120 | TH1* Asymmetry(TH1* h, Double_t& max) | |
1121 | { | |
1122 | if (!h) return 0; | |
1123 | ||
1124 | TH1* ret = static_cast<TH1*>(h->Clone(Form("%s_leftright", h->GetName()))); | |
1125 | // Int_t oBins = h->GetNbinsX(); | |
1126 | // Double_t high = h->GetXaxis()->GetXmax(); | |
1127 | // Double_t low = h->GetXaxis()->GetXmin(); | |
1128 | // Double_t dBin = (high - low) / oBins; | |
1129 | // Int_t tBins = Int_t(2*high/dBin+.5); | |
1130 | // ret->SetBins(tBins, -high, high); | |
e308a636 | 1131 | ret->SetDirectory(0); |
2f92ff0e | 1132 | ret->Reset(); |
1133 | ret->SetTitle(Form("%s (+/-)", h->GetTitle())); | |
1134 | ret->SetYTitle("Right/Left"); | |
1135 | Int_t nBins = h->GetNbinsX(); | |
1136 | for (Int_t i = 1; i <= nBins; i++) { | |
1137 | Double_t x = h->GetBinCenter(i); | |
1138 | if (x > 0) break; | |
1139 | ||
1140 | Double_t c1 = h->GetBinContent(i); | |
1141 | Double_t e1 = h->GetBinError(i); | |
1142 | if (c1 <= 0) continue; | |
1143 | ||
1144 | Int_t j = h->FindBin(-x); | |
1145 | if (j <= 0 || j > nBins) continue; | |
1146 | ||
1147 | Double_t c2 = h->GetBinContent(j); | |
1148 | Double_t e2 = h->GetBinError(j); | |
1149 | ||
1150 | Double_t c12 = c1*c1; | |
1151 | Double_t e = TMath::Sqrt((e2*e2*c1*c1+e1*e1*c2*c2)/(c12*c12)); | |
1152 | ||
1153 | Int_t k = ret->FindBin(x); | |
1154 | ret->SetBinContent(k, c2/c1); | |
1155 | ret->SetBinError(k, e); | |
1156 | } | |
1157 | max = TMath::Max(max, RatioMax(ret)); | |
1158 | ||
1159 | return ret; | |
1160 | } | |
1161 | //__________________________________________________________________ | |
1162 | /** | |
1163 | * Transform a graph into a histogram | |
1164 | * | |
1165 | * @param g | |
1166 | * | |
1167 | * @return | |
1168 | */ | |
1169 | TH1* Graph2Hist(const TGraphAsymmErrors* g) const | |
1170 | { | |
1171 | Int_t nBins = g->GetN(); | |
1172 | TArrayF bins(nBins+1); | |
1173 | Double_t dx = 0; | |
1174 | for (Int_t i = 0; i < nBins; i++) { | |
1175 | Double_t x = g->GetX()[i]; | |
1176 | Double_t exl = g->GetEXlow()[i]; | |
1177 | Double_t exh = g->GetEXhigh()[i]; | |
1178 | bins.fArray[i] = x-exl; | |
1179 | bins.fArray[i+1] = x+exh; | |
1180 | Double_t dxi = exh+exl; | |
1181 | if (i == 0) dx = dxi; | |
1182 | else if (dxi != dx) dx = 0; | |
1183 | } | |
1184 | TString name(g->GetName()); | |
1185 | TString title(g->GetTitle()); | |
1186 | TH1D* h = 0; | |
1187 | if (dx != 0) { | |
1188 | h = new TH1D(name.Data(), title.Data(), nBins, bins[0], bins[nBins]); | |
1189 | } | |
1190 | else { | |
1191 | h = new TH1D(name.Data(), title.Data(), nBins, bins.fArray); | |
1192 | } | |
1193 | h->SetMarkerStyle(g->GetMarkerStyle()); | |
1194 | h->SetMarkerColor(g->GetMarkerColor()); | |
1195 | h->SetMarkerSize(g->GetMarkerSize()); | |
1196 | ||
1197 | return h; | |
1198 | } | |
1199 | /* @} */ | |
1200 | //================================================================== | |
1201 | /** | |
1202 | * @{ | |
1203 | * @name Ratio utility functions | |
1204 | */ | |
1205 | /** | |
1206 | * Get the maximum diviation from 1 in the passed ratio | |
1207 | * | |
1208 | * @param h Ratio histogram | |
1209 | * | |
1210 | * @return Max diviation from 1 | |
1211 | */ | |
b2e7f2d6 | 1212 | Double_t RatioMax(TH1* h) const |
1213 | { | |
1214 | Int_t nBins = h->GetNbinsX(); | |
1215 | Double_t ret = 0; | |
1216 | for (Int_t i = 1; i <= nBins; i++) { | |
1217 | Double_t c = h->GetBinContent(i); | |
1218 | if (c == 0) continue; | |
1219 | Double_t e = h->GetBinError(i); | |
1220 | Double_t d = TMath::Abs(1-c-e); | |
1221 | ret = TMath::Max(d, ret); | |
1222 | } | |
1223 | return ret; | |
1224 | } | |
1225 | //__________________________________________________________________ | |
e1f47419 | 1226 | /** |
1227 | * Make the ratio of h1 to h2 | |
1228 | * | |
ffca499d | 1229 | * @param o1 First object (numerator) |
1230 | * @param o2 Second object (denominator) | |
1231 | * @param max Maximum diviation from 1 | |
e1f47419 | 1232 | * |
ffca499d | 1233 | * @return o1 / o2 |
e1f47419 | 1234 | */ |
1235 | TH1* Ratio(const TObject* o1, const TObject* o2, Double_t& max) const | |
1236 | { | |
b30dee70 | 1237 | if (!o1 || !o2) return 0; |
1238 | ||
ffca499d | 1239 | TH1* r = 0; |
e1f47419 | 1240 | const TH1* h1 = dynamic_cast<const TH1*>(o1); |
1241 | if (h1) { | |
ffca499d | 1242 | // Info("Ratio", "First is a TH1"); |
e1f47419 | 1243 | const TH1* h2 = dynamic_cast<const TH1*>(o2); |
ffca499d | 1244 | if (h2) { |
1245 | // Info("Ratio", "Second is a TH1"); | |
1246 | r = RatioHH(h1,h2,max); | |
1247 | } | |
1248 | else { | |
1249 | const TGraph* g2 = dynamic_cast<const TGraph*>(o2); | |
1250 | if (g2) { | |
1251 | // Info("Ratio", "Second os a TGraph"); | |
1252 | r = RatioHG(h1,g2,max); | |
1253 | } | |
1254 | } | |
e1f47419 | 1255 | } |
ffca499d | 1256 | else { |
1257 | const TGraphAsymmErrors* g1 = dynamic_cast<const TGraphAsymmErrors*>(o1); | |
1258 | if (g1) { | |
1259 | // Info("Ratio", "First is a TGraphAsymmErrors"); | |
1260 | const TGraphAsymmErrors* g2 = | |
1261 | dynamic_cast<const TGraphAsymmErrors*>(o2); | |
1262 | if (g2) { | |
1263 | // Info("Ratio", "Second is a TGraphAsymmErrors"); | |
1264 | r = RatioGG(g1, g2, max); | |
1265 | } | |
1266 | } | |
e1f47419 | 1267 | } |
ffca499d | 1268 | if (!r) { |
1269 | Warning("Ratio", "Don't know how to divide a %s (%s) with a %s (%s)", | |
1270 | o1->ClassName(), o1->GetName(), o2->ClassName(), o2->GetName()); | |
1271 | return 0; | |
1272 | } | |
1273 | // Check that the histogram isn't empty | |
1274 | if (r->GetEntries() <= 0) { | |
1275 | delete r; | |
1276 | r = 0; | |
1277 | } | |
1278 | // for (Int_t bin = 1; bin <= r->GetNbinsX(); bin++) | |
1279 | // if (r->GetBinContent(bin) != 0) return r; | |
1280 | ||
1281 | return r; | |
e1f47419 | 1282 | } |
1283 | //__________________________________________________________________ | |
b2e7f2d6 | 1284 | /** |
1285 | * Compute the ratio of @a h to @a g. @a g is evaluated at the bin | |
1286 | * centers of @a h | |
1287 | * | |
1288 | * @param h Numerator | |
1289 | * @param g Divisor | |
ffca499d | 1290 | * @param max Maximum diviation from 1 |
b2e7f2d6 | 1291 | * |
1292 | * @return h/g | |
1293 | */ | |
ffca499d | 1294 | TH1* RatioHG(const TH1* h, const TGraph* g, Double_t& max) const |
b2e7f2d6 | 1295 | { |
1296 | if (!h || !g) return 0; | |
1297 | ||
1298 | TH1* ret = static_cast<TH1*>(h->Clone("tmp")); | |
1299 | ret->SetName(Form("%s_over_%s", h->GetName(), g->GetName())); | |
1300 | ret->SetTitle(Form("%s / %s", h->GetTitle(), g->GetTitle())); | |
1301 | ret->Reset(); | |
ffca499d | 1302 | ret->SetMarkerStyle(h->GetMarkerStyle()); |
1303 | ret->SetMarkerColor(g->GetMarkerColor()); | |
1304 | ret->SetMarkerSize(0.9*h->GetMarkerSize()); | |
1305 | // ret->SetMarkerStyle(g->GetMarkerStyle()); | |
1306 | // ret->SetMarkerColor(h->GetMarkerColor()); | |
1307 | // ret->SetMarkerSize(0.9*g->GetMarkerSize()); | |
e308a636 | 1308 | ret->SetDirectory(0); |
b2e7f2d6 | 1309 | Double_t xlow = g->GetX()[0]; |
1310 | Double_t xhigh = g->GetX()[g->GetN()-1]; | |
1311 | if (xlow > xhigh) { Double_t t = xhigh; xhigh = xlow; xlow = t; } | |
1312 | ||
1313 | for (Int_t i = 1; i <= h->GetNbinsX(); i++) { | |
1314 | Double_t c = h->GetBinContent(i); | |
1315 | if (c <= 0) continue; | |
1316 | ||
1317 | Double_t x = h->GetBinCenter(i); | |
1318 | if (x < xlow || x > xhigh) continue; | |
1319 | ||
1320 | Double_t f = g->Eval(x); | |
1321 | if (f <= 0) continue; | |
1322 | ||
1323 | ret->SetBinContent(i, c / f); | |
1324 | ret->SetBinError(i, h->GetBinError(i) / f); | |
1325 | } | |
ffca499d | 1326 | if (ret->GetEntries() > 0) |
b2e7f2d6 | 1327 | max = TMath::Max(RatioMax(ret), max); |
1328 | return ret; | |
1329 | } | |
1330 | //__________________________________________________________________ | |
1331 | /** | |
1332 | * Make the ratio of h1 to h2 | |
1333 | * | |
1334 | * @param h1 First histogram (numerator) | |
1335 | * @param h2 Second histogram (denominator) | |
ffca499d | 1336 | * @param max Maximum diviation from 1 |
b2e7f2d6 | 1337 | * |
1338 | * @return h1 / h2 | |
1339 | */ | |
ffca499d | 1340 | TH1* RatioHH(const TH1* h1, const TH1* h2, Double_t& max) const |
b2e7f2d6 | 1341 | { |
1342 | if (!h1 || !h2) return 0; | |
1343 | TH1* t1 = static_cast<TH1*>(h1->Clone(Form("%s_%s", | |
1344 | h1->GetName(), | |
1345 | h2->GetName()))); | |
1346 | t1->SetTitle(Form("%s / %s", h1->GetTitle(), h2->GetTitle())); | |
1347 | t1->Divide(h2); | |
ffca499d | 1348 | // t1->SetMarkerColor(h1->GetMarkerColor()); |
1349 | // t1->SetMarkerStyle(h2->GetMarkerStyle()); | |
1350 | t1->SetMarkerColor(h2->GetMarkerColor()); | |
1351 | t1->SetMarkerStyle(h1->GetMarkerStyle()); | |
1352 | t1->SetMarkerSize(0.9*h1->GetMarkerSize()); | |
e308a636 | 1353 | t1->SetDirectory(0); |
b2e7f2d6 | 1354 | max = TMath::Max(RatioMax(t1), max); |
1355 | return t1; | |
1356 | } | |
1357 | //__________________________________________________________________ | |
1358 | /** | |
1359 | * Calculate the ratio of two graphs - g1 / g2 | |
1360 | * | |
1361 | * @param g1 Numerator | |
1362 | * @param g2 Denominator | |
ffca499d | 1363 | * @param max Maximum diviation from 1 |
b2e7f2d6 | 1364 | * |
1365 | * @return g1 / g2 in a histogram | |
1366 | */ | |
ffca499d | 1367 | TH1* RatioGG(const TGraphAsymmErrors* g1, |
1368 | const TGraphAsymmErrors* g2, Double_t& max) const | |
b2e7f2d6 | 1369 | { |
1370 | Int_t nBins = g1->GetN(); | |
1371 | TArrayF bins(nBins+1); | |
1372 | Double_t dx = 0; | |
1373 | for (Int_t i = 0; i < nBins; i++) { | |
1374 | Double_t x = g1->GetX()[i]; | |
1375 | Double_t exl = g1->GetEXlow()[i]; | |
1376 | Double_t exh = g1->GetEXhigh()[i]; | |
1377 | bins.fArray[i] = x-exl; | |
1378 | bins.fArray[i+1] = x+exh; | |
1379 | Double_t dxi = exh+exl; | |
1380 | if (i == 0) dx = dxi; | |
1381 | else if (dxi != dx) dx = 0; | |
1382 | } | |
1383 | TString name(Form("%s_%s", g1->GetName(), g2->GetName())); | |
1384 | TString title(Form("%s / %s", g1->GetTitle(), g2->GetTitle())); | |
1385 | TH1* h = 0; | |
1386 | if (dx != 0) { | |
1387 | h = new TH1F(name.Data(), title.Data(), nBins, bins[0], bins[nBins]); | |
1388 | } | |
1389 | else { | |
1390 | h = new TH1F(name.Data(), title.Data(), nBins, bins.fArray); | |
1391 | } | |
ffca499d | 1392 | h->SetMarkerStyle(g1->GetMarkerStyle()); |
1393 | h->SetMarkerColor(g2->GetMarkerColor()); | |
1394 | h->SetMarkerSize(0.9*g1->GetMarkerSize()); | |
1395 | // h->SetMarkerStyle(g2->GetMarkerStyle()); | |
1396 | // h->SetMarkerColor(g1->GetMarkerColor()); | |
1397 | // h->SetMarkerSize(0.9*g2->GetMarkerSize()); | |
e308a636 | 1398 | h->SetDirectory(0); |
b2e7f2d6 | 1399 | |
1400 | Double_t low = g2->GetX()[0]; | |
1401 | Double_t high = g2->GetX()[g2->GetN()-1]; | |
1402 | if (low > high) { Double_t t = low; low = high; high = t; } | |
1403 | for (Int_t i = 0; i < nBins; i++) { | |
1404 | Double_t x = g1->GetX()[i]; | |
1405 | if (x < low-dx || x > high+dx) continue; | |
1406 | Double_t c1 = g1->GetY()[i]; | |
1407 | Double_t e1 = g1->GetErrorY(i); | |
1408 | Double_t c2 = g2->Eval(x); | |
1409 | ||
1410 | h->SetBinContent(i+1, c1 / c2); | |
1411 | h->SetBinError(i+1, e1 / c2); | |
1412 | } | |
1413 | max = TMath::Max(RatioMax(h), max); | |
1414 | return h; | |
2f92ff0e | 1415 | } |
1416 | /* @} */ | |
1417 | //================================================================== | |
1418 | /** | |
1419 | * @{ | |
1420 | * @name Graphics utility functions | |
1421 | */ | |
1422 | /** | |
1423 | * Find an X axis in a pad | |
1424 | * | |
1425 | * @param p Pad | |
1426 | * @param name Histogram to find axis for | |
1427 | * | |
1428 | * @return Found axis or null | |
1429 | */ | |
1430 | TAxis* FindXAxis(TVirtualPad* p, const char* name) | |
b2e7f2d6 | 1431 | { |
2f92ff0e | 1432 | TObject* o = p->GetListOfPrimitives()->FindObject(name); |
1433 | if (!o) { | |
1434 | Warning("FindXAxis", "%s not found in pad", name); | |
1435 | return 0; | |
b2e7f2d6 | 1436 | } |
2f92ff0e | 1437 | THStack* stack = dynamic_cast<THStack*>(o); |
1438 | if (!stack) { | |
1439 | Warning("FindXAxis", "%s is not a THStack", name); | |
1440 | return 0; | |
b2e7f2d6 | 1441 | } |
2f92ff0e | 1442 | if (!stack->GetHistogram()) { |
1443 | Warning("FindXAxis", "%s has no histogram", name); | |
1444 | return 0; | |
b2e7f2d6 | 1445 | } |
2f92ff0e | 1446 | TAxis* ret = stack->GetHistogram()->GetXaxis(); |
1447 | return ret; | |
b2e7f2d6 | 1448 | } |
2f92ff0e | 1449 | |
b2e7f2d6 | 1450 | //__________________________________________________________________ |
2f92ff0e | 1451 | /** |
1452 | * Fix the apperance of the axis in a stack | |
1453 | * | |
1454 | * @param stack stack of histogram | |
1455 | * @param s Scaling factor | |
1456 | * @param ytitle Y axis title | |
1457 | * @param force Whether to draw the stack first or not | |
1458 | * @param ynDiv Divisions on Y axis | |
1459 | */ | |
1460 | void FixAxis(THStack* stack, Double_t s, const char* ytitle, | |
1461 | Int_t ynDiv=210, Bool_t force=true) | |
b2e7f2d6 | 1462 | { |
e308a636 | 1463 | if (!stack) { |
1464 | Warning("FixAxis", "No stack passed for %s!", ytitle); | |
1465 | return; | |
1466 | } | |
2f92ff0e | 1467 | if (force) stack->Draw("nostack e1"); |
b2e7f2d6 | 1468 | |
2f92ff0e | 1469 | TH1* h = stack->GetHistogram(); |
e308a636 | 1470 | if (!h) { |
1471 | Warning("FixAxis", "Stack %s has no histogram", stack->GetName()); | |
1472 | return; | |
1473 | } | |
1474 | ||
2f92ff0e | 1475 | h->SetXTitle("#eta"); |
1476 | h->SetYTitle(ytitle); | |
1477 | TAxis* xa = h->GetXaxis(); | |
1478 | TAxis* ya = h->GetYaxis(); | |
1479 | if (xa) { | |
1480 | xa->SetTitle("#eta"); | |
1481 | // xa->SetTicks("+-"); | |
1482 | xa->SetTitleSize(s*xa->GetTitleSize()); | |
1483 | xa->SetLabelSize(s*xa->GetLabelSize()); | |
1484 | xa->SetTickLength(s*xa->GetTickLength()); | |
e308a636 | 1485 | |
1486 | if (stack != fResults) { | |
1487 | TAxis* rxa = fResults->GetXaxis(); | |
1488 | xa->Set(rxa->GetNbins(), rxa->GetXmin(), rxa->GetXmax()); | |
1489 | } | |
2f92ff0e | 1490 | } |
1491 | if (ya) { | |
1492 | ya->SetTitle(ytitle); | |
1493 | ya->SetDecimals(); | |
1494 | // ya->SetTicks("+-"); | |
1495 | ya->SetNdivisions(ynDiv); | |
1496 | ya->SetTitleSize(s*ya->GetTitleSize()); | |
1497 | ya->SetTitleOffset(ya->GetTitleOffset()/s); | |
1498 | ya->SetLabelSize(s*ya->GetLabelSize()); | |
b2e7f2d6 | 1499 | } |
b2e7f2d6 | 1500 | } |
2f92ff0e | 1501 | /* @} */ |
1502 | ||
b2e7f2d6 | 1503 | |
1504 | ||
1505 | //__________________________________________________________________ | |
e308a636 | 1506 | Bool_t fShowOthers; // Show other data |
1507 | Bool_t fShowAlice; // Show ALICE published data | |
1508 | Bool_t fShowRatios; // Show ratios | |
1509 | Bool_t fShowLeftRight;// Show asymmetry | |
1510 | UShort_t fRebin; // Rebinning factor | |
1511 | Bool_t fCutEdges; // Whether to cut edges | |
1512 | TString fTitle; // Title on plot | |
1513 | TNamed* fTrigString; // Trigger string (read, or set) | |
0be6c8cd | 1514 | TNamed* fNormString; // Normalisation string (read, or set) |
e308a636 | 1515 | TNamed* fSNNString; // Energy string (read, or set) |
1516 | TNamed* fSysString; // Collision system string (read or set) | |
1517 | TAxis* fVtxAxis; // Vertex cuts (read or set) | |
1518 | TAxis* fCentAxis; // Centrality axis | |
1519 | THStack* fResults; // Stack of results | |
1520 | THStack* fRatios; // Stack of ratios | |
1521 | THStack* fLeftRight; // Left-right asymmetry | |
1522 | TMultiGraph* fOthers; // Older data | |
1523 | TH1* fTriggers; // Number of triggers | |
1524 | RangeParam* fRangeParam; // Parameter object for range zoom | |
b2e7f2d6 | 1525 | |
1526 | }; | |
1527 | ||
1528 | //=== Stuff for auto zooming ========================================= | |
1529 | void UpdateRange(dNdetaDrawer::RangeParam* p) | |
1530 | { | |
1531 | if (!p) { | |
1532 | Warning("UpdateRange", "No parameters %p", p); | |
1533 | return; | |
1534 | } | |
1535 | if (!p->fMasterAxis) { | |
1536 | Warning("UpdateRange", "No master axis %p", p->fMasterAxis); | |
1537 | return; | |
1538 | } | |
1539 | Int_t first = p->fMasterAxis->GetFirst(); | |
1540 | Int_t last = p->fMasterAxis->GetLast(); | |
1541 | Double_t x1 = p->fMasterAxis->GetBinCenter(first); | |
1542 | Double_t x2 = p->fMasterAxis->GetBinCenter(last); | |
1543 | //Info("UpdateRange", "Range set to [%3d,%3d]->[%f,%f]", first, last, x1,x2); | |
1544 | ||
1545 | if (p->fSlave1Axis) { | |
1546 | Int_t i1 = p->fSlave1Axis->FindBin(x1); | |
1547 | Int_t i2 = p->fSlave1Axis->FindBin(x2); | |
1548 | p->fSlave1Axis->SetRange(i1, i2); | |
1549 | p->fSlave1Pad->Modified(); | |
1550 | p->fSlave1Pad->Update(); | |
1551 | } | |
1552 | if (p->fSlave2Axis) { | |
1553 | Int_t i1 = p->fSlave2Axis->FindBin(x1); | |
1554 | Int_t i2 = p->fSlave2Axis->FindBin(x2); | |
1555 | p->fSlave2Axis->SetRange(i1, i2); | |
1556 | p->fSlave2Pad->Modified(); | |
1557 | p->fSlave2Pad->Update(); | |
1558 | } | |
1559 | TCanvas* c = gPad->GetCanvas(); | |
1560 | c->cd(); | |
1561 | } | |
1562 | ||
1563 | //____________________________________________________________________ | |
1564 | void RangeExec(dNdetaDrawer::RangeParam* p) | |
1565 | { | |
1566 | // Event types: | |
1567 | // 51: Mouse move | |
1568 | // 53: | |
1569 | // 1: Button down | |
1570 | // 21: Mouse drag | |
1571 | // 11: Mouse release | |
1572 | // dNdetaDrawer::RangeParam* p = | |
1573 | // reinterpret_cast<dNdetaDrawer::RangeParam*>(addr); | |
1574 | Int_t event = gPad->GetEvent(); | |
1575 | TObject *select = gPad->GetSelected(); | |
1576 | if (event == 53) { | |
1577 | UpdateRange(p); | |
1578 | return; | |
1579 | } | |
1580 | if (event != 11 || !select || select != p->fMasterAxis) return; | |
1581 | UpdateRange(p); | |
1582 | } | |
1583 | ||
1584 | //=== Steering function ============================================== | |
ffca499d | 1585 | /** |
1586 | * Draw @f$ dN/d\eta@f$ | |
1587 | * | |
1588 | * @param filename File name | |
1589 | * @param flags Flags | |
1590 | * @param title Title | |
1591 | * @param rebin Rebinning factor | |
1592 | * @param cutEdges Whether to cut edges when rebinning | |
1593 | * @param sNN (optional) Collision energy [GeV] | |
1594 | * @param sys (optional) Collision system (1: pp, 2: PbPb) | |
1595 | * @param trg (optional) Trigger (1: INEL, 2: INEL>0, 4: NSD) | |
1596 | * @param vzMin Least @f$ v_z@f$ | |
1597 | * @param vzMax Largest @f$ v_z@f$ | |
1598 | * | |
1599 | * @ingroup pwg2_forward_dndeta | |
1600 | */ | |
b2e7f2d6 | 1601 | void |
1602 | DrawdNdeta(const char* filename="forward_dndeta.root", | |
1603 | Int_t flags=0xf, | |
bad9a3c1 | 1604 | const char* title="", |
b2e7f2d6 | 1605 | UShort_t rebin=5, |
fe52e455 | 1606 | Bool_t cutEdges=false, |
1607 | UShort_t sNN=0, | |
1608 | UShort_t sys=0, | |
ffca499d | 1609 | UShort_t trg=0, |
fe52e455 | 1610 | Float_t vzMin=999, |
1611 | Float_t vzMax=-999) | |
b2e7f2d6 | 1612 | { |
ffca499d | 1613 | dNdetaDrawer* pd = new dNdetaDrawer; |
1614 | dNdetaDrawer& d = *pd; | |
b2e7f2d6 | 1615 | d.SetRebin(rebin); |
1616 | d.SetCutEdges(cutEdges); | |
1617 | d.SetTitle(title); | |
b2e7f2d6 | 1618 | d.SetShowOthers(flags & 0x1); |
1619 | d.SetShowAlice(flags & 0x2); | |
1620 | d.SetShowRatios(flags & 0x4); | |
1621 | d.SetShowLeftRight(flags & 0x8); | |
2f92ff0e | 1622 | // Do the below if your input data does not contain these settings |
fe52e455 | 1623 | if (sNN > 0) d.SetSNN(sNN); // Collision energy per nucleon pair (GeV) |
1624 | if (sys > 0) d.SetSys(sys); // Collision system (1:pp, 2:PbPB) | |
1625 | if (trg > 0) d.SetTrigger(trg); // Collision trigger (1:INEL, 2:INEL>0, 4:NSD) | |
1626 | if (vzMin < 999 && vzMax > -999) | |
1627 | d.SetVertexRange(vzMin,vzMax); // Collision vertex range (cm) | |
b2e7f2d6 | 1628 | d.Run(filename); |
1629 | } | |
2f92ff0e | 1630 | //____________________________________________________________________ |
1631 | // | |
1632 | // EOF | |
1633 | // | |
1634 |