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4c039060 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* | |
17 | $Log$ | |
7775178f | 18 | Revision 1.7 2001/01/30 09:23:15 hristov |
19 | Streamers removed (R.Brun) | |
20 | ||
a8a6107b | 21 | Revision 1.6 2000/09/07 11:23:27 kowal2 |
22 | Improved algoritms, coding convensions applied. | |
23 | ||
6e7b5431 | 24 | Revision 1.5 2000/06/30 12:07:50 kowal2 |
25 | Updated from the TPC-PreRelease branch | |
26 | ||
73042f01 | 27 | Revision 1.4.4.3 2000/06/26 07:39:42 kowal2 |
28 | Changes to obey the coding rules | |
29 | ||
30 | Revision 1.4.4.2 2000/06/25 08:38:41 kowal2 | |
31 | Splitted from AliTPCtracking | |
32 | ||
33 | Revision 1.4.4.1 2000/06/14 16:48:24 kowal2 | |
34 | Parameter setting improved. Removed compiler warnings | |
35 | ||
36 | Revision 1.4 2000/04/17 09:37:33 kowal2 | |
37 | removed obsolete AliTPCDigitsDisplay.C | |
38 | ||
cc80f89e | 39 | Revision 1.3.8.2 2000/04/10 08:40:46 kowal2 |
40 | ||
41 | Small changes by M. Ivanov, improvements of algorithms | |
42 | ||
43 | Revision 1.3.8.1 2000/04/10 07:56:53 kowal2 | |
44 | Not used anymore - removed | |
45 | ||
46 | Revision 1.3 1999/10/05 17:15:46 fca | |
47 | Minor syntax for the Alpha OSF | |
48 | ||
0b34885d | 49 | Revision 1.2 1999/09/29 09:24:34 fca |
50 | Introduction of the Copyright and cvs Log | |
51 | ||
4c039060 | 52 | */ |
53 | ||
8c555625 | 54 | /////////////////////////////////////////////////////////////////////////////// |
6e7b5431 | 55 | // AliTPCPRF2D - // |
8c555625 | 56 | // Pad response function object in two dimesions // |
57 | // This class contains the basic functions for the // | |
58 | // calculation of PRF according generic charge distribution // | |
59 | // In Update function object calculate table of response function // | |
60 | // in discrete x and y position // | |
61 | // This table is used for interpolation od response function in any position // | |
62 | // (function GetPRF) // | |
63 | // // | |
64 | // Origin: Marian Ivanov, Uni. of Bratislava, ivanov@fmph.uniba.sk // | |
65 | // // | |
66 | /////////////////////////////////////////////////////////////////////////////// | |
cc80f89e | 67 | |
68 | ||
8c555625 | 69 | #include "TMath.h" |
70 | #include "AliTPCPRF2D.h" | |
71 | #include "TF2.h" | |
72 | #include <iostream.h> | |
73 | #include <string.h> | |
74 | #include "TCanvas.h" | |
75 | #include "TPad.h" | |
76 | #include "TStyle.h" | |
6e7b5431 | 77 | #include "TH1.h" |
78 | #include "AliH2F.h" | |
79 | ||
80 | ||
8c555625 | 81 | #include "TPaveText.h" |
82 | #include "TText.h" | |
83 | ||
84 | extern TStyle * gStyle; | |
85 | ||
6e7b5431 | 86 | const Double_t AliTPCPRF2D::fgkDegtoRad = 0.01745329251994; |
87 | const Double_t AliTPCPRF2D::fgkSQRT12=3.464101; | |
88 | const Int_t AliTPCPRF2D::fgkNPRF = 100; | |
8c555625 | 89 | |
90 | ||
91 | static Double_t funGauss2D(Double_t *x, Double_t * par) | |
92 | { | |
cc80f89e | 93 | //Gauss function -needde by the generic function object |
8c555625 | 94 | return ( TMath::Exp(-(x[0]*x[0])/(2*par[0]*par[0]))* |
95 | TMath::Exp(-(x[1]*x[1])/(2*par[1]*par[1]))); | |
96 | ||
97 | } | |
98 | ||
99 | static Double_t funCosh2D(Double_t *x, Double_t * par) | |
100 | { | |
cc80f89e | 101 | //Cosh function -needde by the generic function object |
8c555625 | 102 | return ( 1/(TMath::CosH(3.14159*x[0]/(2*par[0]))* |
103 | TMath::CosH(3.14159*x[1]/(2*par[1])))); | |
104 | } | |
105 | ||
106 | static Double_t funGati2D(Double_t *x, Double_t * par) | |
107 | { | |
cc80f89e | 108 | //Gati function -needde by the generic function object |
73042f01 | 109 | Float_t k3=par[1]; |
110 | Float_t k3R=TMath::Sqrt(k3); | |
111 | Float_t k2=(TMath::Pi()/2)*(1-k3R/2.); | |
112 | Float_t k1=k2*k3R/(4*TMath::ATan(k3R)); | |
8c555625 | 113 | Float_t l=x[0]/par[0]; |
73042f01 | 114 | Float_t tan2=TMath::TanH(k2*l); |
8c555625 | 115 | tan2*=tan2; |
73042f01 | 116 | Float_t res = k1*(1-tan2)/(1+k3*tan2); |
8c555625 | 117 | //par[4] = is equal to k3Y |
73042f01 | 118 | k3=par[4]; |
119 | k3R=TMath::Sqrt(k3); | |
120 | k2=(TMath::Pi()/2)*(1-k3R/2.); | |
121 | k1=k2*k3R/(4*TMath::ATan(k3R)); | |
8c555625 | 122 | l=x[1]/par[0]; |
6e7b5431 | 123 | tan2=TMath::TanH(k2*l); |
8c555625 | 124 | tan2*=tan2; |
6e7b5431 | 125 | res = res*k1*(1-tan2)/(1+k3*tan2); |
8c555625 | 126 | return res; |
127 | } | |
128 | ||
8c555625 | 129 | /////////////////////////////////////////////////////////////////////////// |
130 | /////////////////////////////////////////////////////////////////////////// | |
131 | ||
132 | ClassImp(AliTPCPRF2D) | |
133 | ||
134 | AliTPCPRF2D::AliTPCPRF2D() | |
135 | { | |
cc80f89e | 136 | //default constructor for response function object |
7775178f | 137 | fcharge = 0; |
6e7b5431 | 138 | fNChargeArray = 0; |
139 | fChargeArray = 0; | |
140 | fNPRF =fgkNPRF ; | |
8c555625 | 141 | fSigmaX = 0; |
cc80f89e | 142 | fSigmaY = 0; |
8c555625 | 143 | |
144 | fGRF = 0; | |
6e7b5431 | 145 | fKNorm = 1; |
cc80f89e | 146 | fOrigSigmaY=0; |
147 | fOrigSigmaX=0; | |
8c555625 | 148 | fNdiv = 5; |
cc80f89e | 149 | //set daault angels |
150 | fChargeAngle = 0; | |
6e7b5431 | 151 | fPadAngle = 0; |
8c555625 | 152 | //chewron default values |
153 | SetPad(0.8,0.8); | |
154 | SetChevron(0.2,0.0,1.0); | |
155 | SetY(-0.2,0.2,2); | |
6e7b5431 | 156 | SetInterpolationType(2,0); |
8c555625 | 157 | } |
158 | ||
159 | AliTPCPRF2D::~AliTPCPRF2D() | |
160 | { | |
6e7b5431 | 161 | if (fChargeArray!=0) delete [] fChargeArray; |
162 | if (fGRF !=0 ) fGRF->Delete(); | |
8c555625 | 163 | } |
164 | ||
165 | void AliTPCPRF2D::SetY(Float_t y1, Float_t y2, Int_t nYdiv) | |
166 | { | |
167 | // | |
168 | //set virtual line position | |
169 | //first and last line and number of lines | |
170 | fNYdiv = nYdiv; | |
8c555625 | 171 | fY1=y1; |
172 | fY2=y2; | |
173 | } | |
174 | ||
175 | void AliTPCPRF2D::SetPad(Float_t width, Float_t height) | |
176 | { | |
177 | //set base chevron parameters | |
178 | fHeightFull=height; | |
179 | fWidth=width; | |
180 | } | |
181 | void AliTPCPRF2D::SetChevron(Float_t hstep, | |
182 | Float_t shifty, | |
183 | Float_t fac) | |
184 | { | |
185 | //set shaping of chewron parameters | |
186 | fHeightS=hstep; | |
187 | fShiftY=shifty; | |
6e7b5431 | 188 | fK=fac; |
8c555625 | 189 | } |
190 | ||
191 | void AliTPCPRF2D::SetChParam(Float_t width, Float_t height, | |
192 | Float_t hstep, Float_t shifty, Float_t fac) | |
193 | { | |
194 | SetPad(width,height); | |
195 | SetChevron(hstep,shifty,fac); | |
196 | } | |
197 | ||
198 | ||
6e7b5431 | 199 | Float_t AliTPCPRF2D::GetPRF(Float_t xin, Float_t yin) |
8c555625 | 200 | { |
cc80f89e | 201 | //function which return pad response |
202 | //for the charge in distance xin | |
203 | //return cubic aproximation of PRF or PRF at nearest virtual wire | |
6e7b5431 | 204 | if (fChargeArray==0) return 0; |
8c555625 | 205 | //transform position to "wire position" |
206 | Float_t y=fDYtoWire*(yin-fY1); | |
207 | if (fNYdiv == 1) y=fY1; | |
208 | //normaly it find nearest line charge | |
6e7b5431 | 209 | if (fInterY ==0){ |
8c555625 | 210 | Int_t i=Int_t(0.5+y); |
211 | if (y<0) i=Int_t(-0.5+y); | |
212 | if ((i<0) || (i>=fNYdiv) ) return 0; | |
6e7b5431 | 213 | fcharge = &(fChargeArray[i*fNPRF]); |
8c555625 | 214 | return GetPRFActiv(xin); |
215 | } | |
216 | else{ | |
217 | //make interpolation from more fore lines | |
218 | Int_t i= Int_t(y); | |
6e7b5431 | 219 | Float_t res; |
8c555625 | 220 | if ((i<0) || (i>=fNYdiv) ) return 0; |
221 | Float_t z0=0; | |
222 | Float_t z1=0; | |
223 | Float_t z2=0; | |
224 | Float_t z3=0; | |
225 | if (i>0) { | |
6e7b5431 | 226 | fcharge =&(fChargeArray[(i-1)*fNPRF]); |
8c555625 | 227 | z0 = GetPRFActiv(xin); |
228 | } | |
6e7b5431 | 229 | fcharge =&(fChargeArray[i*fNPRF]); |
8c555625 | 230 | z1=GetPRFActiv(xin); |
231 | if ((i+1)<fNYdiv){ | |
6e7b5431 | 232 | fcharge =&(fChargeArray[(i+1)*fNPRF]); |
8c555625 | 233 | z2 = GetPRFActiv(xin); |
234 | } | |
235 | if ((i+2)<fNYdiv){ | |
6e7b5431 | 236 | fcharge =&(fChargeArray[(i+2)*fNPRF]); |
8c555625 | 237 | z3 = GetPRFActiv(xin); |
238 | } | |
73042f01 | 239 | Float_t a,b,c,d,k,l; |
8c555625 | 240 | a=z1; |
241 | b=(z2-z0)/2.; | |
73042f01 | 242 | k=z2-a-b; |
243 | l=(z3-z1)/2.-b; | |
244 | d=l-2*k; | |
245 | c=k-d; | |
8c555625 | 246 | Float_t dy=y-Float_t(i); |
6e7b5431 | 247 | |
248 | res = a+b*dy+c*dy*dy+d*dy*dy*dy; | |
8c555625 | 249 | return res; |
250 | } | |
cc80f89e | 251 | return 0.; |
8c555625 | 252 | } |
253 | ||
254 | ||
255 | Float_t AliTPCPRF2D::GetPRFActiv(Float_t xin) | |
256 | { | |
cc80f89e | 257 | //GEt response function on given charege line |
258 | //return spline aproximaton | |
8c555625 | 259 | Float_t x = (xin*fDStepM1)+fNPRF/2; |
260 | Int_t i = Int_t(x); | |
261 | ||
6e7b5431 | 262 | if ( (i>1) && ((i+2)<fNPRF)) { |
73042f01 | 263 | Float_t a,b,c,d,k,l; |
8c555625 | 264 | a = fcharge[i]; |
265 | b = (fcharge[i+1]-fcharge[i-1])*0.5; | |
73042f01 | 266 | k = fcharge[i+1]-a-b; |
267 | l = (fcharge[i+2]-fcharge[i])*0.5-b; | |
268 | d=l-2.*k; | |
269 | c=k-d; | |
8c555625 | 270 | Float_t dx=x-Float_t(i); |
271 | Float_t res = a+b*dx+c*dx*dx+d*dx*dx*dx; | |
272 | return res; | |
273 | } | |
274 | else return 0; | |
275 | } | |
276 | ||
277 | ||
278 | Float_t AliTPCPRF2D::GetGRF(Float_t xin, Float_t yin) | |
279 | { | |
cc80f89e | 280 | //function which returnoriginal charge distribution |
281 | //this function is just normalised for fKnorm | |
6e7b5431 | 282 | if (GetGRF() != 0 ) |
283 | return fKNorm*GetGRF()->Eval(xin,yin)/fInteg; | |
8c555625 | 284 | else |
285 | return 0.; | |
286 | } | |
287 | ||
288 | ||
289 | void AliTPCPRF2D::SetParam( TF2 * GRF, Float_t kNorm, | |
290 | Float_t sigmaX, Float_t sigmaY) | |
291 | { | |
cc80f89e | 292 | //adjust parameters of the original charge distribution |
293 | //and pad size parameters | |
8c555625 | 294 | if (fGRF !=0 ) fGRF->Delete(); |
295 | fGRF = GRF; | |
6e7b5431 | 296 | fKNorm = kNorm; |
297 | sprintf(fType,"User"); | |
298 | if (sigmaX ==0) sigmaX=(fWidth*(1+TMath::Abs(fK)))/fgkSQRT12; | |
299 | if (sigmaY ==0) sigmaY=(fWidth*(1+TMath::Abs(fK)))/fgkSQRT12; | |
cc80f89e | 300 | fOrigSigmaX=sigmaX; |
301 | fOrigSigmaY=sigmaY; | |
6e7b5431 | 302 | Double_t estimsigma = |
303 | TMath::Sqrt(sigmaX*sigmaX+(fWidth*fWidth*(1+TMath::Abs(fK))/12)+ | |
304 | TMath::Tan(fPadAngle*fgkDegtoRad)*TMath::Tan(fPadAngle*fgkDegtoRad)*fHeightFull*fHeightFull/12); | |
305 | if (estimsigma < 5*sigmaX) { | |
306 | fDStep = estimsigma/10.; | |
307 | fNPRF = Int_t(estimsigma*8./fDStep); | |
308 | } | |
309 | else{ | |
310 | fDStep = sigmaX; | |
311 | Double_t width = fWidth*(1+TMath::Abs(fK))+TMath::Abs(TMath::Tan(fPadAngle*fgkDegtoRad))*fHeightFull; | |
312 | fNPRF = Int_t((width+8.*sigmaX)/fDStep); | |
313 | }; | |
314 | ||
8c555625 | 315 | } |
316 | ||
317 | ||
318 | void AliTPCPRF2D::SetGauss(Float_t sigmaX, Float_t sigmaY, | |
319 | Float_t kNorm) | |
320 | { | |
cc80f89e | 321 | // |
322 | // set parameters for Gauss generic charge distribution | |
323 | // | |
6e7b5431 | 324 | fKNorm = kNorm; |
325 | fOrigSigmaX=sigmaX; | |
326 | fOrigSigmaY=sigmaY; | |
327 | sprintf(fType,"Gauss"); | |
8c555625 | 328 | if (fGRF !=0 ) fGRF->Delete(); |
329 | fGRF = new TF2("fun",funGauss2D,-5.,5.,-5.,5.,4); | |
6e7b5431 | 330 | |
8c555625 | 331 | funParam[0]=sigmaX; |
332 | funParam[1]=sigmaY; | |
333 | funParam[2]=fK; | |
334 | funParam[3]=fHeightS; | |
6e7b5431 | 335 | |
336 | fGRF->SetParameters(funParam); | |
337 | Double_t estimsigma = | |
338 | TMath::Sqrt(sigmaX*sigmaX+(fWidth*fWidth*(1+TMath::Abs(fK))/12)+ | |
339 | TMath::Tan(fPadAngle)*TMath::Tan(fPadAngle*fgkDegtoRad)*fHeightFull*fHeightFull/12); | |
340 | if (estimsigma < 5*sigmaX) { | |
341 | fDStep = estimsigma/10.; | |
342 | fNPRF = Int_t(estimsigma*8./fDStep); | |
343 | } | |
344 | else{ | |
345 | fDStep = sigmaX; | |
346 | Double_t width = fWidth*(1+TMath::Abs(fK))+TMath::Abs(TMath::Tan(fPadAngle*fgkDegtoRad))*fHeightFull; | |
347 | fNPRF = Int_t((width+8.*sigmaX)/fDStep); | |
348 | }; | |
349 | ||
350 | ||
8c555625 | 351 | } |
8c555625 | 352 | void AliTPCPRF2D::SetCosh(Float_t sigmaX, Float_t sigmaY, |
353 | Float_t kNorm) | |
cc80f89e | 354 | { |
355 | // set parameters for Cosh generic charge distribution | |
356 | // | |
6e7b5431 | 357 | fKNorm = kNorm; |
358 | fOrigSigmaX=sigmaX; | |
359 | fOrigSigmaY=sigmaY; | |
360 | sprintf(fType,"Cosh"); | |
8c555625 | 361 | if (fGRF !=0 ) fGRF->Delete(); |
362 | fGRF = new TF2("fun", funCosh2D,-5.,5.,-5.,5.,4); | |
363 | funParam[0]=sigmaX; | |
364 | funParam[1]=sigmaY; | |
365 | funParam[2]=fK; | |
366 | funParam[3]=fHeightS; | |
367 | fGRF->SetParameters(funParam); | |
6e7b5431 | 368 | |
369 | Double_t estimsigma = TMath::Sqrt(sigmaX*sigmaX+fWidth*fWidth*(1+TMath::Abs(fK))/12); | |
370 | if (estimsigma < 5*sigmaX) { | |
371 | fDStep = estimsigma/10.; | |
372 | fNPRF = Int_t(estimsigma*8./fDStep); | |
373 | } | |
374 | else{ | |
375 | fDStep = sigmaX; | |
376 | fNPRF = Int_t((1.2*fWidth*(1+TMath::Abs(fK))+8.*sigmaX)/fDStep); | |
377 | }; | |
378 | ||
8c555625 | 379 | } |
380 | ||
381 | void AliTPCPRF2D::SetGati(Float_t K3X, Float_t K3Y, | |
382 | Float_t padDistance, | |
383 | Float_t kNorm) | |
384 | { | |
cc80f89e | 385 | // set parameters for Gati generic charge distribution |
386 | // | |
6e7b5431 | 387 | fKNorm = kNorm; |
8c555625 | 388 | fK3X=K3X; |
389 | fK3Y=K3Y; | |
6e7b5431 | 390 | fPadDistance=padDistance; |
391 | sprintf(fType,"Gati"); | |
392 | if (fGRF !=0 ) fGRF->Delete(); | |
393 | fGRF = new TF2("fun", funGati2D,-5.,5.,-5.,5.,5); | |
394 | ||
8c555625 | 395 | funParam[0]=padDistance; |
396 | funParam[1]=K3X; | |
397 | funParam[2]=fK; | |
398 | funParam[3]=fHeightS; | |
399 | funParam[4]=K3Y; | |
400 | fGRF->SetParameters(funParam); | |
cc80f89e | 401 | fOrigSigmaX=padDistance; |
402 | fOrigSigmaY=padDistance; | |
6e7b5431 | 403 | Float_t sigmaX = fOrigSigmaX; |
404 | Double_t estimsigma = TMath::Sqrt(sigmaX*sigmaX+fWidth*fWidth*(1+TMath::Abs(fK))/12); | |
405 | if (estimsigma < 5*sigmaX) { | |
406 | fDStep = estimsigma/10.; | |
407 | fNPRF = Int_t(estimsigma*8./fDStep); | |
408 | } | |
409 | else{ | |
410 | fDStep = sigmaX; | |
411 | fNPRF = Int_t((1.2*fWidth*(1+TMath::Abs(fK))+8.*sigmaX)/fDStep); | |
412 | }; | |
8c555625 | 413 | } |
414 | ||
415 | ||
416 | ||
417 | void AliTPCPRF2D::Update() | |
418 | { | |
cc80f89e | 419 | // |
420 | //update fields with interpolated values for | |
421 | //PRF calculation | |
422 | ||
423 | if ( fGRF == 0 ) return; | |
424 | //initialize interpolated values to 0 | |
425 | Int_t i; | |
6e7b5431 | 426 | if (fChargeArray!=0) delete [] fChargeArray; |
427 | fChargeArray = new Float_t[fNPRF*fNYdiv]; | |
428 | fNChargeArray = fNPRF*fNYdiv; | |
429 | for (i =0; i<fNPRF*fNYdiv;i++) fChargeArray[i] = 0; | |
cc80f89e | 430 | //firstly calculate total integral of charge |
431 | ||
432 | //////////////////////////////////////////////////////// | |
433 | //I'm waiting for normal integral | |
434 | //in this moment only sum | |
435 | Float_t x2= 4*fOrigSigmaX; | |
436 | Float_t y2= 4*fOrigSigmaY; | |
437 | Float_t dx = fOrigSigmaX/Float_t(fNdiv*6); | |
438 | Float_t dy = fOrigSigmaY/Float_t(fNdiv*6); | |
439 | Int_t nx = Int_t(0.5+x2/dx); | |
440 | Int_t ny = Int_t(0.5+y2/dy); | |
441 | Int_t ix,iy; | |
442 | fInteg = 0; | |
443 | Double_t dInteg =0; | |
444 | for (ix=-nx;ix<=nx;ix++) | |
445 | for ( iy=-ny;iy<=ny;iy++) | |
446 | dInteg+=fGRF->Eval(Float_t(ix)*dx,Float_t(iy)*dy)*dx*dy; | |
447 | ///////////////////////////////////////////////////// | |
448 | fInteg =dInteg; | |
449 | if ( fInteg == 0 ) fInteg = 1; | |
450 | ||
451 | for (i=0; i<fNYdiv; i++){ | |
452 | if (fNYdiv == 1) fCurrentY = fY1; | |
8c555625 | 453 | else |
cc80f89e | 454 | fCurrentY = fY1+Double_t(i)*(fY2-fY1)/Double_t(fNYdiv-1); |
6e7b5431 | 455 | fcharge = &(fChargeArray[i*fNPRF]); |
8c555625 | 456 | Update1(); |
457 | } | |
cc80f89e | 458 | //calculate conversion coefitient to convert position to virtual wire |
459 | fDYtoWire=Float_t(fNYdiv-1)/(fY2-fY1); | |
460 | fDStepM1=1/fDStep; | |
461 | UpdateSigma(); | |
8c555625 | 462 | } |
463 | ||
8c555625 | 464 | void AliTPCPRF2D::Update1() |
465 | { | |
cc80f89e | 466 | // |
467 | //update fields with interpolated values for | |
468 | //PRF calculation for given charge line | |
8c555625 | 469 | Int_t i; |
cc80f89e | 470 | Double_t cos = TMath::Cos(fChargeAngle); |
471 | Double_t sin = TMath::Sin(fChargeAngle); | |
6e7b5431 | 472 | const Double_t kprec =0.00000001; |
473 | //integrate charge over pad for different distance of pad | |
474 | for (i =0; i<fNPRF;i++){ | |
475 | //x in cm fWidth in cm | |
476 | //calculate integral | |
477 | Double_t xch = fDStep * (Double_t)(i-fNPRF/2); | |
478 | fcharge[i]=0; | |
479 | Double_t k=1; | |
cc80f89e | 480 | |
6e7b5431 | 481 | |
482 | for (Double_t ym=-fHeightFull/2.-fShiftY; ym<fHeightFull/2.-kprec;ym+=fHeightS){ | |
483 | Double_t y2chev=TMath::Min((ym+fHeightS),Double_t(fHeightFull/2.)); // end of chevron step | |
484 | Double_t y1chev= ym; //beginning of chevron step | |
485 | Double_t y2 = TMath::Min(y2chev,fCurrentY+3.5*fOrigSigmaY); | |
486 | Double_t y1 = TMath::Max((y1chev),Double_t(-fHeightFull/2.)); | |
487 | y1 = TMath::Max(y1chev,fCurrentY-3.5*fOrigSigmaY); | |
488 | ||
489 | Double_t x0 = fWidth*(-1.-(Double_t(k)*fK))*0.5+ym*TMath::Tan(fPadAngle*fgkDegtoRad); | |
490 | Double_t kx = Double_t(k)*(fK*fWidth)/fHeightS; | |
491 | kx = TMath::Tan(TMath::ATan(kx))+TMath::Tan(fPadAngle*fgkDegtoRad); | |
492 | ||
493 | Int_t ny = TMath::Max(Int_t(fNdiv*TMath::Exp(-(y1-fCurrentY)*(y1-fCurrentY)/(2*fOrigSigmaY*fOrigSigmaY))),4); | |
494 | Double_t dy = TMath::Min(fOrigSigmaY/Double_t(ny),y2-y1); | |
495 | Double_t ndy = dy; | |
496 | ||
497 | //loop over different y strips with variable step size dy | |
498 | if (y2>(y1+kprec)) for (Double_t y = y1; y<y2+kprec;){ | |
499 | //new step SIZE | |
cc80f89e | 500 | |
6e7b5431 | 501 | ny = TMath::Max(Int_t(fNdiv*TMath::Exp(-(y-fCurrentY)*(y-fCurrentY)/(2*fOrigSigmaY*fOrigSigmaY))),5); |
502 | ndy = fOrigSigmaY/Double_t(ny); | |
503 | if (ndy>(y2-y-dy)) { | |
504 | ndy =y2-y-dy; | |
505 | if (ndy<kprec) ndy=2*kprec; //calculate new delta y | |
506 | } | |
507 | // | |
508 | Double_t sumch=0; | |
509 | //calculation of x borders and initial step | |
510 | Double_t deltay = (y-y1chev); | |
511 | ||
512 | Double_t xp1 = x0+deltay*kx; | |
513 | //x begining of pad at position y | |
514 | Double_t xp2 =xp1+fWidth; //x end of pad at position y | |
515 | Double_t xp3 =xp1+kx*dy; //...at position y+dy | |
516 | Double_t xp4 =xp2+kx*dy; //.. | |
8c555625 | 517 | |
6e7b5431 | 518 | Double_t x1 = TMath::Min(xp1,xp3); |
519 | x1 = TMath::Max(xp1,xch-3.5*fOrigSigmaX); //beging of integration | |
520 | Double_t x2 = TMath::Max(xp2,xp4); | |
521 | x2 = TMath::Min(xp2+dy*kx,xch+3.5*fOrigSigmaX); //end of integration | |
522 | ||
523 | Int_t nx = TMath::Max(Int_t(fNdiv*TMath::Exp(-(x1-xch)*(x1-xch)/(2*fOrigSigmaX*fOrigSigmaX))* | |
524 | TMath::Exp(-(y1-fCurrentY)*(y1-fCurrentY)/(2*fOrigSigmaY*fOrigSigmaY))),2); | |
525 | Double_t dx = TMath::Min(fOrigSigmaX/Double_t(nx),x2-x1)/5.; //on the border more iteration | |
526 | Double_t ndx=dx; | |
527 | ||
528 | if (x2>(x1+kprec)) { | |
529 | for (Double_t x = x1; x<x2+kprec ;){ | |
530 | //new step SIZE | |
531 | nx = TMath::Max(Int_t(fNdiv*TMath::Exp(-(x-xch)*(x-xch)/(2*fOrigSigmaX*fOrigSigmaX))),3); | |
532 | ndx = fOrigSigmaX/Double_t(nx); | |
533 | if (ndx>(x2-x-dx)) { | |
534 | ndx =x2-x-dx; | |
8c555625 | 535 | } |
6e7b5431 | 536 | if ( ( (x+dx+ndx)<TMath::Max(xp3,xp1)) || ( (x+dx+ndx)>TMath::Min(xp4,xp2))) { |
537 | ndx/=5.; | |
538 | } | |
539 | if (ndx<kprec) ndx=2*kprec; | |
540 | //INTEGRAL APROXIMATION | |
541 | Double_t ddx,ddy,dddx,dddy; | |
542 | ddx = xch-(x+dx/2.); | |
543 | ddy = fCurrentY-(y+dy/2.); | |
544 | dddx = cos*ddx-sin*ddy; | |
545 | dddy = sin*ddx+cos*ddy; | |
546 | Double_t z0=fGRF->Eval(dddx,dddy); //middle point | |
547 | ||
548 | ddx = xch-(x+dx/2.); | |
549 | ddy = fCurrentY-(y); | |
550 | dddx = cos*ddx-sin*ddy; | |
551 | dddy = sin*ddx+cos*ddy; | |
552 | Double_t z1=fGRF->Eval(dddx,dddy); //point down | |
553 | ||
554 | ddx = xch-(x+dx/2.); | |
555 | ddy = fCurrentY-(y+dy); | |
556 | dddx = cos*ddx-sin*ddy; | |
557 | dddy = sin*ddx+cos*ddy; | |
558 | Double_t z3=fGRF->Eval(dddx,dddy); //point up | |
559 | ||
560 | ddx = xch-(x); | |
561 | ddy = fCurrentY-(y+dy/2.); | |
562 | dddx = cos*ddx-sin*ddy; | |
563 | dddy = sin*ddx+cos*ddy; | |
564 | Double_t z2=fGRF->Eval(dddx,dddy); //point left | |
565 | ||
566 | ddx = xch-(x+dx); | |
567 | ddy = fCurrentY-(y+dy/2.); | |
568 | dddx = cos*ddx-sin*ddy; | |
569 | dddy = sin*ddx+cos*ddy; | |
570 | Double_t z4=fGRF->Eval(dddx,dddy); //point right | |
571 | ||
572 | ||
573 | if (z0<0) {z0=0;z1=0;z2=0;z3=0;z4=0;} | |
574 | ||
575 | Double_t f2x= (z3+z1-2*z0)*4.;//second derivation in y | |
576 | Double_t f2y= (z2+z4-2*z0)*4.;//second derivation in x | |
577 | Double_t f1y= (z3-z1); | |
578 | Double_t z ; | |
579 | z = (z0+f2x/6.+f2y/6.);//second order aproxiation of integral | |
580 | if (kx>kprec){ //positive derivation | |
581 | if (x<(xp1+dy*kx)){ //calculate volume at left border | |
582 | Double_t xx1 = x; | |
583 | Double_t xx2 = TMath::Min(x+dx,xp1+dy*kx); | |
584 | Double_t yy1 = y+(xx1-xp1)/kx; | |
585 | Double_t yy2 = TMath::Min(y+(xx2-xp1)/kx,y+dy); | |
586 | z=z0; | |
587 | if (yy2<y+dy) { | |
588 | z-= z0*(y+dy-yy2)/dy; //constant part rectangle | |
589 | z-= f1y*(xx2-xx1)*(y+dy-yy2)*(y+dy-yy2)/(2.*dx*dy); | |
590 | } | |
591 | z-=z0*(xx2-xx1)*(yy2-yy1)/(2*dx*dy); //constant part rectangle | |
592 | ||
593 | } | |
594 | if (x>xp2){ //calculate volume at right border | |
595 | Double_t xx1 = x; | |
596 | Double_t xx2 = x+dx; | |
597 | Double_t yy1 = y+(xx1-xp2)/kx; | |
598 | Double_t yy2 = y+(xx2-xp2)/kx; | |
599 | z=z0; | |
600 | //rectangle part | |
601 | z-=z0*(yy1-y)/dy; //constant part | |
602 | z-=f1y*(xx2-xx1)*(yy1-y)*(yy1-y)/(2*dx*dy); | |
603 | //triangle part | |
604 | z-=z0*(xx2-xx1)*(yy2-yy1)/(2*dx*dy); //constant part | |
605 | } | |
606 | } | |
607 | if (kx<-kprec){ //negative derivation | |
608 | if (x<(xp1+dy*kx)){ //calculate volume at left border | |
609 | Double_t xx1 = x; | |
610 | Double_t xx2 = TMath::Min(x+dx,xp3-dy/kx); | |
611 | Double_t yy1 = y+(xx1-xp1)/kx; | |
612 | Double_t yy2 = TMath::Max(y,yy1+(xx2-xx1)/kx); //yy2<yy1 | |
613 | z = z0; | |
614 | z-= z0*(yy2-y)/dy; // constant part rectangle | |
615 | z-= f1y*(xx2-xx1)*(yy2-y)*(yy2-y)/(2.*dx*dy); | |
616 | z-=z0*(xx2-xx1)*(yy1-yy2)/(2*dx*dy); //constant part triangle | |
617 | } | |
618 | if (x>xp2){ //calculate volume at right border | |
619 | Double_t xx1 = TMath::Max(x,xp2+dy*kx); | |
620 | Double_t xx2 = x+dx; | |
621 | Double_t yy1 = TMath::Min(y+dy,y-(xp2-xx1)/kx); | |
622 | Double_t yy2 = y-(xp2-xx2)/kx; | |
623 | z=z0; | |
624 | z-=z0*(yy2-y)/dy; //constant part rextangle | |
625 | z-= f1y*(xx2-xx1)*(yy2-y)*(yy2-y)/(2.*dx*dy); | |
626 | z-=z0*(xx2-xx1)*(yy1-yy2)/(2*dx*dy); //constant part triangle | |
627 | } | |
628 | } | |
629 | ||
630 | if (z>0.) sumch+=fKNorm*z*dx*dy/fInteg; | |
631 | ||
632 | x+=dx; | |
633 | dx = ndx; | |
634 | }; //loop over x | |
635 | fcharge[i]+=sumch; | |
636 | }//if x2>x1 | |
637 | y+=dy; | |
638 | dy =ndy; | |
639 | }//step over different y | |
640 | k*=-1.; | |
641 | }//step over chevron | |
cc80f89e | 642 | |
6e7b5431 | 643 | }//step over different points on line NPRF |
cc80f89e | 644 | } |
645 | ||
646 | void AliTPCPRF2D::UpdateSigma() | |
647 | { | |
648 | // | |
649 | //calulate effective sigma X and sigma y of PRF | |
650 | fMeanX = 0; | |
651 | fMeanY = 0; | |
652 | fSigmaX = 0; | |
653 | fSigmaY = 0; | |
654 | ||
8c555625 | 655 | Float_t sum =0; |
cc80f89e | 656 | Int_t i; |
657 | Float_t x,y; | |
658 | ||
659 | for (i=-1; i<=fNYdiv; i++){ | |
660 | if (fNYdiv == 1) y = fY1; | |
661 | else | |
662 | y = fY1+Float_t(i)*(fY2-fY1)/Float_t(fNYdiv-1); | |
663 | for (x =-fNPRF*fDStep; x<fNPRF*fDStep;x+=fDStep) | |
664 | { | |
665 | //x in cm fWidth in cm | |
666 | Float_t weight = GetPRF(x,y); | |
667 | fSigmaX+=x*x*weight; | |
668 | fSigmaY+=y*y*weight; | |
669 | fMeanX+=x*weight; | |
670 | fMeanY+=y*weight; | |
671 | sum+=weight; | |
8c555625 | 672 | }; |
cc80f89e | 673 | } |
8c555625 | 674 | if (sum>0){ |
cc80f89e | 675 | fMeanX/=sum; |
676 | fMeanY/=sum; | |
677 | fSigmaX = TMath::Sqrt(fSigmaX/sum-fMeanX*fMeanX); | |
678 | fSigmaY = TMath::Sqrt(fSigmaY/sum-fMeanY*fMeanY); | |
8c555625 | 679 | } |
680 | else fSigmaX=0; | |
8c555625 | 681 | } |
682 | ||
cc80f89e | 683 | |
8c555625 | 684 | void AliTPCPRF2D::Streamer(TBuffer &R__b) |
685 | { | |
686 | // Stream an object of class AliTPCPRF2D | |
687 | ||
688 | if (R__b.IsReading()) { | |
a8a6107b | 689 | UInt_t R__s, R__c; |
690 | Version_t R__v = R__b.ReadVersion(&R__s, &R__c); | |
691 | AliTPCPRF2D::Class()->ReadBuffer(R__b, this, R__v, R__s, R__c); | |
8c555625 | 692 | //read functions |
a8a6107b | 693 | if (strncmp(fType,"User",3)!=0){ |
694 | delete fGRF; | |
695 | if (strncmp(fType,"Gauss",3)==0) | |
696 | fGRF = new TF2("fun",funGauss2D,-5.,5.,-5.,5.,4); | |
697 | if (strncmp(fType,"Cosh",3)==0) | |
698 | fGRF = new TF2("fun",funCosh2D,-5.,5.,-5.,5.,4); | |
699 | if (strncmp(fType,"Gati",3)==0) | |
700 | fGRF = new TF2("fun",funGati2D,-5.,5.,-5.,5.,5); | |
701 | if (fGRF!=0) fGRF->SetParameters(funParam); | |
6e7b5431 | 702 | } |
8c555625 | 703 | //calculate conversion coefitient to convert position to virtual wire |
704 | fDYtoWire=Float_t(fNYdiv-1)/(fY2-fY1); | |
705 | fDStepM1=1/fDStep; | |
706 | } else { | |
a8a6107b | 707 | AliTPCPRF2D::Class()->WriteBuffer(R__b,this); |
8c555625 | 708 | } |
709 | } | |
710 | ||
711 | ||
6e7b5431 | 712 | TH1F * AliTPCPRF2D::GenerDrawXHisto(Float_t x1, Float_t x2,Float_t y) |
713 | { | |
714 | //gener one dimensional hist of pad response function | |
715 | // at position y | |
716 | char s[100]; | |
717 | const Int_t kn=200; | |
718 | sprintf(s,"Pad Response Function"); | |
719 | TH1F * hPRFc = new TH1F("hPRFc",s,kn+1,x1,x2); | |
8c555625 | 720 | Float_t x=x1; |
721 | Float_t y1; | |
8c555625 | 722 | |
6e7b5431 | 723 | for (Int_t i = 0;i<kn+1;i++) |
8c555625 | 724 | { |
6e7b5431 | 725 | x+=(x2-x1)/Float_t(kn); |
726 | y1 = GetPRF(x,y); | |
8c555625 | 727 | hPRFc->Fill(x,y1); |
728 | }; | |
6e7b5431 | 729 | hPRFc->SetXTitle("pad (cm)"); |
730 | return hPRFc; | |
731 | } | |
8c555625 | 732 | |
6e7b5431 | 733 | AliH2F * AliTPCPRF2D::GenerDrawHisto(Float_t x1, Float_t x2, Float_t y1, Float_t y2, Int_t Nx, Int_t Ny) |
734 | { | |
735 | // | |
736 | //gener two dimensional histogram with PRF | |
737 | // | |
738 | char s[100]; | |
739 | sprintf(s,"Pad Response Function"); | |
740 | AliH2F * hPRFc = new AliH2F("hPRFc",s,Nx,x1,x2,Ny,y1,y2); | |
741 | Float_t dx=(x2-x1)/Float_t(Nx); | |
742 | Float_t dy=(y2-y1)/Float_t(Ny) ; | |
743 | Float_t x,y,z; | |
744 | x = x1; | |
745 | y = y1; | |
746 | for ( Int_t i = 0;i<=Nx;i++,x+=dx){ | |
747 | y=y1; | |
748 | for (Int_t j = 0;j<=Ny;j++,y+=dy){ | |
749 | z = GetPRF(x,y); | |
750 | hPRFc->SetCellContent(i,j,z); | |
751 | }; | |
752 | }; | |
753 | hPRFc->SetXTitle("pad direction (cm)"); | |
754 | hPRFc->SetYTitle("pad row direction (cm)"); | |
755 | hPRFc->SetTitleOffset(1.5,"X"); | |
756 | hPRFc->SetTitleOffset(1.5,"Y"); | |
757 | return hPRFc; | |
758 | } | |
759 | ||
760 | ||
761 | AliH2F * AliTPCPRF2D::GenerDrawDistHisto(Float_t x1, Float_t x2, Float_t y1, Float_t y2, Int_t Nx, Int_t Ny, Float_t thr) | |
762 | { | |
763 | //return histogram with distortion | |
764 | const Float_t kminth=0.00001; | |
765 | if (thr<kminth) thr=kminth; | |
766 | char s[100]; | |
767 | sprintf(s,"COG distortion of PRF (threshold=%2.2f)",thr); | |
768 | AliH2F * hPRFDist = new AliH2F("hDistortion",s,Nx,x1,x2,Ny,y1,y2); | |
769 | Float_t dx=(x2-x1)/Float_t(Nx); | |
770 | Float_t dy=(y2-y1)/Float_t(Ny) ; | |
771 | Float_t x,y,z,ddx; | |
772 | x=x1; | |
773 | for ( Int_t i = 0;i<=Nx;i++,x+=dx){ | |
774 | y=y1; | |
775 | for(Int_t j = 0;j<=Ny;j++,y+=dy) | |
776 | { | |
777 | Float_t sumx=0; | |
778 | Float_t sum=0; | |
779 | for (Int_t k=-3;k<=3;k++) | |
780 | { | |
781 | Float_t padx=Float_t(k)*fWidth; | |
782 | z = GetPRF(x-padx,y); | |
783 | if (z>thr){ | |
784 | sum+=z; | |
785 | sumx+=z*padx; | |
786 | } | |
787 | }; | |
788 | if (sum>kminth) | |
789 | { | |
790 | ddx = (x-(sumx/sum)); | |
791 | } | |
792 | else ddx=-1; | |
793 | if (TMath::Abs(ddx)<10) hPRFDist->SetCellContent(i,j,ddx); | |
794 | } | |
795 | } | |
796 | ||
797 | hPRFDist->SetXTitle("pad direction (cm)"); | |
798 | hPRFDist->SetYTitle("pad row direction (cm)"); | |
799 | hPRFDist->SetTitleOffset(1.5,"X"); | |
800 | hPRFDist->SetTitleOffset(1.5,"Y"); | |
801 | return hPRFDist; | |
802 | } | |
803 | ||
804 | ||
805 | ||
806 | ||
807 | ||
808 | void AliTPCPRF2D::DrawX(Float_t x1 ,Float_t x2,Float_t y1,Float_t y2, Int_t N) | |
809 | { | |
810 | // | |
811 | //draw pad response function at interval <x1,x2> at given y position | |
812 | // | |
813 | if (N<0) return; | |
814 | TCanvas * c1 = new TCanvas("PRFX","Pad response function",700,900); | |
815 | c1->cd(); | |
816 | ||
8c555625 | 817 | TPaveText * comment = new TPaveText(0.05,0.02,0.95,0.20,"NDC"); |
818 | comment->SetTextAlign(12); | |
819 | comment->SetFillColor(42); | |
6e7b5431 | 820 | DrawComment(comment); |
8c555625 | 821 | comment->Draw(); |
6e7b5431 | 822 | c1->cd(); |
823 | ||
824 | TPad * pad2 = new TPad("pPRF","",0.05,0.22,0.95,0.95); | |
825 | pad2->Divide(2,(N+1)/2); | |
826 | pad2->Draw(); | |
827 | gStyle->SetOptFit(1); | |
828 | gStyle->SetOptStat(1); | |
829 | for (Int_t i=0;i<N;i++){ | |
830 | char ch[200]; | |
831 | Float_t y; | |
832 | if (N==1) y=y1; | |
833 | else y = y1+i*(y2-y1)/Float_t(N-1); | |
834 | pad2->cd(i+1); | |
835 | TH1F * hPRFc =GenerDrawXHisto(x1, x2,y); | |
836 | sprintf(ch,"PRF at wire position: %2.3f",y); | |
837 | hPRFc->SetTitle(ch); | |
838 | sprintf(ch,"PRF %d",i); | |
839 | hPRFc->SetName(ch); | |
840 | hPRFc->Fit("gaus"); | |
841 | } | |
842 | ||
8c555625 | 843 | } |
844 | ||
845 | ||
846 | ||
6e7b5431 | 847 | void AliTPCPRF2D::DrawPRF(Float_t x1 ,Float_t x2,Float_t y1, Float_t y2, Int_t Nx, Int_t Ny) |
8c555625 | 848 | { |
6e7b5431 | 849 | // |
850 | // | |
8c555625 | 851 | TCanvas * c1 = new TCanvas("canPRF","Pad response function",700,900); |
852 | c1->cd(); | |
6e7b5431 | 853 | TPad * pad2 = new TPad("pad2PRF","",0.05,0.22,0.95,0.95); |
854 | pad2->Draw(); | |
8c555625 | 855 | gStyle->SetOptFit(1); |
8c555625 | 856 | gStyle->SetOptStat(1); |
6e7b5431 | 857 | TH2F * hPRFc = GenerDrawHisto(x1, x2, y1, y2, Nx,Ny); |
8c555625 | 858 | pad2->cd(); |
6e7b5431 | 859 | hPRFc->Draw("surf"); |
8c555625 | 860 | c1->cd(); |
861 | TPaveText * comment = new TPaveText(0.05,0.02,0.95,0.20,"NDC"); | |
862 | comment->SetTextAlign(12); | |
863 | comment->SetFillColor(42); | |
6e7b5431 | 864 | DrawComment(comment); |
8c555625 | 865 | comment->Draw(); |
866 | } | |
867 | ||
6e7b5431 | 868 | void AliTPCPRF2D::DrawDist(Float_t x1 ,Float_t x2,Float_t y1, Float_t y2, Int_t Nx, Int_t Ny, Float_t thr) |
8c555625 | 869 | { |
6e7b5431 | 870 | // |
871 | //draw distortion of the COG method - for different threshold parameter | |
8c555625 | 872 | TCanvas * c1 = new TCanvas("padDistortion","COG distortion",700,900); |
873 | c1->cd(); | |
6e7b5431 | 874 | TPad * pad1 = new TPad("dist","",0.05,0.55,0.95,0.95,21); |
8c555625 | 875 | pad1->Draw(); |
6e7b5431 | 876 | TPad * pad2 = new TPad("dist","",0.05,0.22,0.95,0.53,21); |
8c555625 | 877 | pad2->Draw(); |
8c555625 | 878 | gStyle->SetOptFit(1); |
879 | gStyle->SetOptStat(0); | |
6e7b5431 | 880 | |
881 | AliH2F * hPRFDist = GenerDrawDistHisto(x1, x2, y1, y2, Nx,Ny,thr); | |
882 | ||
8c555625 | 883 | pad1->cd(); |
6e7b5431 | 884 | hPRFDist->Draw("surf"); |
885 | Float_t distmax =hPRFDist->GetMaximum(); | |
886 | Float_t distmin =hPRFDist->GetMinimum(); | |
887 | gStyle->SetOptStat(1); | |
8c555625 | 888 | |
6e7b5431 | 889 | TH1F * dist = hPRFDist->GetAmplitudes(distmin,distmax,distmin-1); |
890 | pad2->cd(); | |
891 | dist->Draw(); | |
8c555625 | 892 | c1->cd(); |
893 | TPaveText * comment = new TPaveText(0.05,0.02,0.95,0.20,"NDC"); | |
894 | comment->SetTextAlign(12); | |
895 | comment->SetFillColor(42); | |
6e7b5431 | 896 | DrawComment(comment); |
897 | comment->Draw(); | |
898 | } | |
899 | ||
900 | void AliTPCPRF2D::DrawComment(TPaveText *comment) | |
901 | { | |
902 | // | |
903 | //function to write comment to picture | |
904 | ||
905 | char s[100]; | |
906 | //draw comments to picture | |
907 | TText * title = comment->AddText("Pad Response Function parameters:"); | |
8c555625 | 908 | title->SetTextSize(0.03); |
6e7b5431 | 909 | sprintf(s,"Height of pad: %2.2f cm",fHeightFull); |
8c555625 | 910 | comment->AddText(s); |
6e7b5431 | 911 | sprintf(s,"Width pad: %2.2f cm",fWidth); |
8c555625 | 912 | comment->AddText(s); |
6e7b5431 | 913 | sprintf(s,"Pad Angle: %2.2f ",fPadAngle); |
8c555625 | 914 | comment->AddText(s); |
8c555625 | 915 | |
6e7b5431 | 916 | if (TMath::Abs(fK)>0.0001){ |
917 | sprintf(s,"Height of one chevron unit h: %2.2f cm",2*fHeightS); | |
918 | comment->AddText(s); | |
919 | sprintf(s,"Overlap factor: %2.2f",fK); | |
920 | comment->AddText(s); | |
921 | } | |
922 | ||
923 | if (strncmp(fType,"User",3)==0){ | |
924 | sprintf(s,"Charge distribution - user defined function %s ",fGRF->GetTitle()); | |
925 | comment->AddText(s); | |
926 | sprintf(s,"Sigma x of charge distribution: %2.2f ",fOrigSigmaX); | |
927 | comment->AddText(s); | |
928 | sprintf(s,"Sigma y of charge distribution: %2.2f ",fOrigSigmaY); | |
929 | comment->AddText(s); | |
930 | } | |
931 | if (strncmp(fType,"Gauss",3)==0){ | |
932 | sprintf(s,"Gauss charge distribution"); | |
933 | comment->AddText(s); | |
934 | sprintf(s,"Sigma x of charge distribution: %2.2f ",fOrigSigmaX); | |
935 | comment->AddText(s); | |
936 | sprintf(s,"Sigma y of charge distribution: %2.2f ",fOrigSigmaY); | |
937 | comment->AddText(s); | |
938 | } | |
939 | if (strncmp(fType,"Gati",3)==0){ | |
940 | sprintf(s,"Gati charge distribution"); | |
941 | comment->AddText(s); | |
942 | sprintf(s,"K3X of Gati : %2.2f ",fK3X); | |
943 | comment->AddText(s); | |
944 | sprintf(s,"K3Y of Gati: %2.2f ",fK3Y); | |
945 | comment->AddText(s); | |
946 | sprintf(s,"Wire to Pad Distance: %2.2f ",fPadDistance); | |
947 | comment->AddText(s); | |
948 | } | |
949 | if (strncmp(fType,"Cosh",3)==0){ | |
950 | sprintf(s,"Cosh charge distribution"); | |
951 | comment->AddText(s); | |
952 | sprintf(s,"Sigma x of charge distribution: %2.2f ",fOrigSigmaX); | |
953 | comment->AddText(s); | |
954 | sprintf(s,"Sigma y of charge distribution: %2.2f ",fOrigSigmaY); | |
955 | comment->AddText(s); | |
956 | } | |
957 | sprintf(s,"Normalisation: %2.2f ",fKNorm); | |
958 | comment->AddText(s); | |
8c555625 | 959 | } |
960 |