/[PAMELA software]/PamelaDigitizer/DigitizeTOF.cxx
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Contents of /PamelaDigitizer/DigitizeTOF.cxx

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Revision 1.1 - (show annotations) (download)
Wed May 21 09:50:42 2008 UTC (16 years, 6 months ago) by pamelats
Branch: MAIN
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1 #include <sstream>
2 #include <fstream>
3 #include <stdlib.h>
4 #include <stdio.h>
5 #include <string.h>
6 #include <ctype.h>
7 #include <time.h>
8 #include "Riostream.h"
9 #include "TFile.h"
10 #include "TDirectory.h"
11 #include "TTree.h"
12 #include "TLeafI.h"
13 #include "TH1.h"
14 #include "TH2.h"
15 #include "TF1.h"
16 #include "TMath.h"
17 #include "TRandom.h"
18 #include "TSQLServer.h"
19 #include "TSystem.h"
20 #include "CalibTrk1Event.h"
21 #include "CalibTrk2Event.h"
22 //
23 #include "Digitizer.h"
24 #include "CRC.h"
25 //
26 #include <PamelaRun.h>
27 #include <physics/calorimeter/CalorimeterEvent.h>
28 #include <CalibCalPedEvent.h>
29 #include "GLTables.h"
30
31 void Digitizer::DigitizeTOF(int np,float *atte1,float *atte2,float *lambda1,float *lambda2){
32 //fDataTof: 12 x 23 bytes (=276 bytes)
33 UChar_t *pTof=fDataTof;
34 Bool_t DEBUG=false;
35
36 Int_t cdp[75] = {0,1,1,0,1,1,0,1,1,0,1,1,0,1,1, //0-14
37 0,0,0,1,0,1,0,1,1,0,0,1,0,1,0, //15-29
38 1,1,1,1,2,2,2,3,3,3,3,4,4,4,1, //30-44
39 1,2,0,2,0,0,5,5,5,5,6,6,6,6,7, //45-59
40 3,3,4,4,5,5,6,7,8,9,10,11,12,13,14 }; //60-74
41
42 int Z = cdp[Ipa-1];
43
44 float time_res[8] = {425.,210.,170.,130.,120.,120.,120.,120.};
45
46 Float_t dt1 = 1.e-12*time_res[0]; // single PMT resolution for Z=1 (WM, Nov'07)
47
48 if ((Z > 1) && (Z < 9)) dt1=1.e-12*time_res[(Z-1)];
49 if (Z > 8) dt1=120.e-12;
50
51
52 // ------ evaluate energy in each pmt: ------
53 // strip geometry (lenght/width)
54 Float_t dimel[6] = {33.0, 40.8 ,18.0, 15.0, 15.0, 18.0};
55 // S11 8 paddles 33.0 x 5.1 cm
56 // S12 6 paddles 40.8 x 5.5 cm
57 // S21 2 paddles 18.0 x 7.5 cm
58 // S22 2 paddles 15.0 x 9.0 cm
59 // S31 3 paddles 15.0 x 6.0 cm
60 // S32 3 paddles 18.0 x 5.0 cm
61 Float_t FGeo[2]={0., 0.}; /* geometrical factor */
62 const Float_t Pho_keV = 10.; // photons per keV in scintillator
63 const Float_t echarge = 1.6e-19; // electron charge
64 Float_t Npho=0.;
65 Float_t QevePmt_pC[48];
66 Float_t QhitPad_pC[2]={0., 0.};
67 Float_t QhitPmt_pC[2]={0., 0.};
68 Float_t pmGain = 3.5e6; /* PMT Gain: the same for all PMTs */
69 Float_t effi=0.21; /* Efficienza di fotocatodo */
70 // pC < 800
71 Float_t ADC_pC0A = -4.437616e+01 ;
72 Float_t ADC_pC1A = 1.573329e+00 ;
73 Float_t ADC_pC2A = 2.780518e-04 ;
74 Float_t ADC_pC3A = -2.302160e-07 ;
75 // pC > 800:
76 Float_t ADC_pC0B = -2.245756e+02 ;
77 Float_t ADC_pC1B = 2.184156e+00 ;
78 Float_t ADC_pC2B = -4.171825e-04 ;
79 Float_t ADC_pC3B = 3.789715e-08 ;
80
81 Float_t pCthres=40.; // threshold in charge
82 Int_t ADClast=4095; // no signal --> ADC ch=4095
83 Int_t ADCsat=3100; // saturation value for the ADCs
84 Int_t ADCtof[48];
85 Float_t ScaleFact[48]={0.39, 0.49, 0.38, 0.40, 0.65, 0.51, 0.43,
86 0.49, 0.58, 0.38, 0.53, 0.57, 0.53, 0.45, 0.49, 0.16,
87 0.15, 0.44, 0.28, 0.57, 0.26, 0.72, 0.37, 0.29, 0.30, 0.89,
88 0.37, 0.08, 0.27, 0.23, 0.12, 0.22, 0.15, 0.16, 0.21,
89 0.19, 0.41, 0.32, 0.39, 0.38, 0.28, 0.66, 0.28, 0.40, 0.39, 0.40, 0.37, 0.35 };
90 for(Int_t i=0; i<48; i++){
91 QevePmt_pC[i] = 0;
92 ADCtof[i]=0;
93 }
94 Int_t ip,ipad,pmtleft=0,pmtright=0,*pl,*pr;
95 pl = &pmtleft;
96 pr = &pmtright;
97 // TDC variables:
98 Int_t TDClast=4095,TDCint[48];
99 Float_t tdc[48],tdc1[48],tdcpmt[48];
100 for(Int_t i=0; i<48; i++) {
101 tdcpmt[i] = 1000.;
102 tdc[i] = 0.; // 18-oct WM
103 tdc1[i] = 0.; // 18-oct WM
104 }
105 Float_t thresh=20.; // to be defined better... (Wolfgang)
106 // === TDC: simulate timing for each paddle
107 Float_t tdcres[50],c1_S[50],c2_S[50],c3_S[50];
108 for(Int_t j=0;j<48;j++){
109 tdcres[j] = 50.E-12; // TDC resolution 50 picosec
110 c1_S[j] = 500.; // cable length in channels
111 c2_S[j] = 0.;
112 c3_S[j] = 1000.;
113 c1_S[j] = c1_S[j]*tdcres[j]; // cable length in sec
114 c2_S[j] = c2_S[j]*tdcres[j];
115 }
116 /* ********************************** start loop over hits */
117 if(Nthtof>ntof)cout<<"NTHTOF > "<<ntof<<" , event rejected ! "<<Nthtof<<endl;
118 else{
119 for(Int_t nh=0; nh<Nthtof; nh++){
120 //// if(Ipartof[nh]!=Ipa)continue;
121 Float_t s_l_g[6] = {8.0, 8.0, 20.9, 22.0, 9.8, 8.3 }; // length of the lightguide
122 Float_t t1,t2,veff,veff1,veff0 ;
123 veff0 = 100.*1.0e8 ; // light velocity in the scintillator in m/sec
124 veff1 = 100.*1.5e8; // light velocity in the lightguide in m/sec
125 veff=veff0; // signal velocity in the paddle
126 t1 = Timetof[nh] ; // Start
127 t2 = Timetof[nh] ;
128 // Donatella: redefinition plane and pad for vectors in C
129 ip = Ipltof[nh]-1;
130 ipad = Ipaddle[nh]-1;
131 pmtleft=0;
132 pmtright=0;
133 // WM: S12 paddles are "reversed" (Nov'07)
134 if (ip==2)
135 if (ipad==0)
136 ipad=1;
137 else
138 ipad=0;
139 // if (ip<6) {
140 if ((ip>-1)&&(ip<6)) { //ToF paddles only, not S4
141 Paddle2Pmt(ip, ipad, &pmtleft, &pmtright);
142 // DC: evaluates mean position and path inside the paddle
143 Float_t tpos=0.;
144 Float_t path[2] = {0., 0.};
145 //--- Strip in Y = S11,S22,S31 ------
146 if(ip==0 || ip==3 || ip==4)
147 tpos = (Yintof[nh]+Youttof[nh])/2.;
148 else
149 if(ip==1 || ip==2 || ip==5) //--- Strip in X for S12,S21,S32
150 tpos = (Xintof[nh]+Xouttof[nh])/2.;
151 else //if (ip!=6)
152 printf("*** WARNING TOF: this option should never occur! (ip=%2i, nh=%2i)\n",ip,nh);
153 path[0]= tpos + dimel[ip]/2.; // path to left PMT
154 path[1]= dimel[ip]/2.- tpos; // path to right PMT
155 if (DEBUG) {
156 cout <<" plane "<<ip<<" strip # ="<< ipad <<" tpos "<< tpos <<"\n";
157 cout <<"pmtleft, pmtright "<<pmtleft<<" "<<pmtright<<endl;
158 }
159 // constant geometric factor, the rest is handled by the scaling factor
160 FGeo[0] =0.5;
161 FGeo[1] =0.5;
162 Npho = Ereltof[nh]*Pho_keV*1.0e6; // Eloss in GeV
163
164 Float_t knorm[2]={0., 0.}; // Donatella
165 Float_t Atten[2]={0., 0.}; // Donatella
166 for(Int_t j=0; j<2; j++){
167 QhitPad_pC[j]= Npho*FGeo[j]*effi*pmGain*echarge*1.E12*ScaleFact[pmtleft+j];
168 // WM
169 knorm[j]=atte1[pmtleft+j]*exp(lambda1[pmtleft+j]*dimel[ip]/2.*pow(-1,j+1)) +
170 atte2[pmtleft+j]*exp(lambda2[pmtleft+j]*dimel[ip]/2.*pow(-1,j+1));
171 Atten[j]=atte1[pmtleft+j]*exp(tpos*lambda1[pmtleft+j]) +
172 atte2[pmtleft+j]*exp(tpos*lambda2[pmtleft+j]) ;
173 QhitPmt_pC[j]= QhitPad_pC[j]*Atten[j]/knorm[j];
174 if (DEBUG) {
175 cout<<"pmtleft "<<pmtleft<<" j "<<j<<endl;
176 cout<<" atte1 "<<atte1[pmtleft+j]<<"lambda1 "<<lambda1[pmtleft+j]<<" atte2 "<<atte2[pmtleft+j]<<"lambda2 "<<lambda2[pmtleft+j] <<endl;
177 cout<<j<<" tpos "<<tpos<<" knorm "<<knorm[j]<<" "<<Atten[j]<<" "<<"QhitPmt_pC "<<QhitPmt_pC[j]<<endl;
178 }
179 }
180 if(DEBUG)cout<<"Npho "<<Npho<<" QhitPmt_pC "<<QhitPmt_pC[0]<<" "<<QhitPmt_pC[1]<<endl;
181 QevePmt_pC[pmtleft] += QhitPmt_pC[0];
182 QevePmt_pC[pmtright] += QhitPmt_pC[1];
183 // TDC
184 // WM right and left <->
185 t1 = t1 + fabs(path[0]/veff) + s_l_g[ip]/veff1;
186 t2 = t2 + fabs(path[1]/veff) + s_l_g[ip]/veff1 ; // Signal reaches PMT
187 t1 = gRandom->Gaus(t1,dt1); //apply gaussian error dt
188 t2 = gRandom->Gaus(t2,dt1); //apply gaussian error dt
189 t1 = t1 + c1_S[pmtleft] ; // Signal reaches Discriminator ,TDC starts to run
190 t2 = t2 + c1_S[pmtright] ;
191 // check if signal is above threshold
192 // then check if tdcpmt is already filled by another hit...
193 // only re-fill if time is smaller
194 if (QhitPmt_pC[0] > thresh) {
195 if (tdcpmt[pmtleft] == 1000.) { // fill for the first time
196 tdcpmt[pmtleft] = t1;
197 tdc[pmtleft] = t1 + c2_S[pmtleft] ; // Signal reaches Coincidence
198 }
199 if (tdcpmt[pmtleft] < 1000.) // is already filled!
200 if (t1 < tdcpmt[pmtleft]) {
201 tdcpmt[pmtleft] = t1;
202 t1 = t1 + c2_S[pmtleft] ; // Signal reaches Coincidence
203 tdc[pmtleft] = t1;
204 }
205 }
206 if (QhitPmt_pC[1] > thresh) {
207 if (tdcpmt[pmtright] == 1000.) { // fill for the first time
208 tdcpmt[pmtright] = t2;
209 tdc[pmtright] = t2 + c2_S[pmtright] ; // Signal reaches Coincidence
210 }
211 if (tdcpmt[pmtright] < 1000.) // is already filled!
212 if (t2 < tdcpmt[pmtright]) {
213 tdcpmt[pmtright] = t2;
214 t2 = t2 + c2_S[pmtright] ;
215 tdc[pmtright] = t2;
216 }
217 }
218 if(DEBUG)cout<<nh<<" "<<Timetof[nh]<<" "<<t1<<" "<<t2<<endl;
219 } // ip > -1 && ip < 6
220 } // **************************************** end loop over hits
221 } // NTHTOF < 200
222 // ====== ADC ======
223 for(Int_t i=0; i<48; i++){
224 if (QevePmt_pC[i] < 800.) ADCtof[i]= (Int_t)(ADC_pC0A + ADC_pC1A*QevePmt_pC[i] + ADC_pC2A*pow(QevePmt_pC[i],2) + ADC_pC3A*pow(QevePmt_pC[i],3));
225 if (QevePmt_pC[i] > 800.) ADCtof[i]= (Int_t)(ADC_pC0B + ADC_pC1B*QevePmt_pC[i] + ADC_pC2B*pow(QevePmt_pC[i],2) + ADC_pC3B*pow(QevePmt_pC[i],3));
226 if (QevePmt_pC[i] > 2485.) ADCtof[i]= (Int_t)(1758. + 0.54*QevePmt_pC[i]); //assuming a fictional 0.54 ch/pC above ADCsat
227 if (ADCtof[i]>ADCsat) ADCtof[i]=ADCsat;
228 if (QevePmt_pC[i] < pCthres) ADCtof[i]= ADClast;
229 if (ADCtof[i] < 0) ADCtof[i]=ADClast;
230 if (ADCtof[i] > ADClast) ADCtof[i]=ADClast;
231 //if(ADCtof[i]!=4095)cout<<ADCtof[i]<<" ";
232 //if((i+1)%4==0)cout<<endl;
233 }
234 // cin>>ciao;
235
236 // ====== build TDC coincidence ======
237
238 Float_t t_coinc = 0;
239 Int_t ilast = 100;
240 for (Int_t ii=0; ii<48;ii++)
241 if (tdc[ii] > t_coinc) {
242 t_coinc = tdc[ii];
243 ilast = ii;
244 }
245
246 // cout<<ilast<<" "<<t_coinc<<endl;
247 // At t_coinc trigger condition is fulfilled
248
249 for (Int_t ii=0; ii<48;ii++){
250 // if (tdc[ii] != 0) tdc1[ii] = t_coinc - tdc[ii]; // test 1
251 if (tdc[ii] != 0) tdc1[ii] = t_coinc - tdcpmt[ii]; // test 2
252 tdc1[ii] = tdc1[ii]/tdcres[ii]; // divide by TDC resolution
253 if (tdc[ii] != 0) tdc1[ii] = tdc1[ii] + c3_S[ii]; // add cable length c3
254 } // missing parenthesis inserted! (Silvio)
255
256 for(Int_t i=0; i<48; i++){
257 if(tdc1[i] != 0.){
258 TDCint[i]=(Int_t)tdc1[i];
259 if (TDCint[i]>4093) TDCint[i]=TDClast; // 18-oct WM
260 if (DEBUG)cout<<i<<" "<<TDCint[i]<<endl;
261 } else
262 TDCint[i]= TDClast;
263 }
264 if (DEBUG)cout<<"-----------"<<endl;
265 //------ use channelmap for ToF: 18-oct WM
266 Int_t channelmap[] = {3,21,11,29,19,45,27,37,36,28,44,20,5,12,13,4,
267 6,47,14,39,22,31,30,23,38,15,46,7,0,33,16,24,
268 8,41,32,40,25,17,34,9,42,1,2,10,18,26,35,43};
269 Int_t ADChelp[48],TDChelp[48];
270 for(Int_t i=0; i<48; i++){
271 Int_t ii=channelmap[i];
272 ADChelp[ii]= ADCtof[i];
273 TDChelp[ii]= TDCint[i];
274 }
275 for(Int_t i=0; i<48; i++){
276 ADCtof[i]= ADChelp[i];
277 TDCint[i]= TDChelp[i];
278 }
279 // ====== write fDataTof =======
280 UChar_t Ctrl3bit[8]={32,0,96,64,160,128,224,192}; // DC (msb in 8 bit word )
281 UChar_t tofBin;
282 for (Int_t j=0; j < 12; j++){ // loop on TDC #12
283 Int_t j12=j*23; // for each TDC 23 bytes (8 bits)
284 fDataTof[j12+0]=0x00; // TDC_ID
285 fDataTof[j12+1]=0x00; // EV_COUNT
286 fDataTof[j12+2]=0x00; // TDC_MASK (1)
287 fDataTof[j12+3]=0x00; // TDC_MASK (2)
288 for (Int_t k=0; k < 4; k++){ // for each TDC 4 channels (ADC+TDC)
289 Int_t jk12=j12+4*k; // ADC,TDC channel (0-47)
290 tofBin =(UChar_t)(ADCtof[k+4*j]/256); // ADC# (msb)
291 fDataTof[jk12+4] = Bin2GrayTof(tofBin,fDataTof[jk12+4]);
292 /* control bits inserted here, after the bin to gray conv - DC*/
293 fDataTof[jk12+4] = Ctrl3bit[2*k] | fDataTof[jk12+4];
294 tofBin=(UChar_t)(ADCtof[k+4*j]%256); // ADC# (lsb)
295 fDataTof[jk12+5] = Bin2GrayTof(tofBin,fDataTof[jk12+5]);
296 tofBin=(UChar_t)(TDCint[k+4*j]/256); // TDC# (msb)
297 fDataTof[jk12+6]=Bin2GrayTof(tofBin,fDataTof[jk12+6]);
298 /* control bits inserted here, after the bin to gray conv - DC*/
299 fDataTof[jk12+6] = Ctrl3bit[2*k+1] | fDataTof[jk12+6];
300 tofBin=(UChar_t)(TDCint[k+4*j]%256); // TDC# (lsb)
301 fDataTof[jk12+7]=Bin2GrayTof(tofBin,fDataTof[jk12+7]);
302 }
303 fDataTof[j12+20]=0x00; // TEMP1
304 fDataTof[j12+21]=0x00; // TEMP2
305 fDataTof[j12+22]= EvaluateCrcTof(pTof); // CRC
306 pTof+=23;
307 }
308 // ====== evaluate trigger variables =======
309 //fDataTrigger: 152 bytes (corrected 30/11/'07 SO - it was 153)
310 // initialization:
311 for (Int_t j=0; j < 152; j++)fDataTrigger[j]=0x00;
312 UChar_t *pTrg=fDataTrigger;
313 // Only the variables with a (*) are modified; the others are set to 0
314 // info given in #bites data + #bites crc
315 // TB_READ_PMT_PLANE : 6 + 1
316 // TB_READ_EVENT_COUNT : 3 + 1 (*)
317 // TB_READ_TRIGGER_RATE : 12 + 1
318 // TB_READ_D_L_TIME : 4 + 1
319 // TB_READ_S4_CAL_COUNT : 4 + 1
320 // TB_READ_PMT_COUNT1 : 48 + 1
321 // TB_READ_PMT_COUNT2 : 48 + 1
322 // TB_READ_PATTERN_BUSY : 8 + 1
323 // TB_READ_PATTERN_TRIGGER: 7 + 1 (*)
324 // TB_READ_TRIGGER_CONF : 2 + 1 (*)
325
326 // TB_READ_EVENT_COUNT
327 fhBookTree->SetBranchStatus("Ievnt",&Ievnt);
328 UInt_t cTrg = (UInt_t)Ievnt; //counter
329 UInt_t cTrg2 = 0; //counter with bits inverted, according to document
330 //"formato dati provenienti dalla trigger board"
331 for (Int_t i=0; i < 24; i++){ // Use the first 24 bits
332 if (cTrg & (0x1 << i) )
333 cTrg2 = cTrg2 | (0x1 << (24-i));
334 }
335 fDataTrigger[7] = (UChar_t)(cTrg2 >> 16); // 8 MSbits (out of 24)
336 fDataTrigger[8] = (UChar_t)(cTrg2 >> 8); // 8 "middle" bits
337 fDataTrigger[9] = (UChar_t)(cTrg2); // 8 LSbits
338 pTrg=fDataTrigger+7;
339 fDataTrigger[10]=EvaluateCrcTrigger(pTrg, 3);
340
341 // TB_READ_PATTERN_TRIGGER: bytes 141-148:
342 // PatternTrigMap[i] corresponds to bit i in TB_READ_PATTERN_TRIGGER:
343 // mapping according to documents:
344 // 1. "formato dati provenienti dalla trigger board"
345 // 2. "The ToF quicklook software", Appendix A (Campana, Nagni)
346 Int_t PatternTrigMap[]={29,42,43,1,16,7,17,28,33,41,46,2,15,8,18,27,
347 30,40,44,3,14,9,19,26,32,37,47,4,13,10,20,25,
348 34,31,38,45,5,12,21,24,36,35,39,48,6,11,22,23};
349 for (Int_t i=0; i < 48; i++)
350 //if (ADCtof[i]>thrTrg)
351 if (tdc1[channelmap[i]]!=0)
352 fDataTrigger[147-(Int_t)((PatternTrigMap[i]+1)/8)]=fDataTrigger[147-(Int_t)((PatternTrigMap[i]+1)/8)] | (0x1 << (PatternTrigMap[i]%8));
353 pTrg=fDataTrigger+141;
354 fDataTrigger[148]=EvaluateCrcTrigger(pTrg, 7);
355
356 // TB_READ_TRIGGER_CONF : set always acq.mode TOF4
357 //
358 // TOF1: S1-S2-S3 (&,|)
359 // TOF4: S2-S3 (&,&)
360 fDataTrigger[149]=0x02;
361 fDataTrigger[150]=0x0;
362 pTrg=fDataTrigger+149;
363 fDataTrigger[151]=EvaluateCrcTrigger(pTrg, 2);
364 }
365
366
367 UChar_t Digitizer::Bin2GrayTof(UChar_t binaTOF,UChar_t grayTOF){
368 union graytof_data {
369 UChar_t word;
370 struct bit_field {
371 unsigned b0:1;
372 unsigned b1:1;
373 unsigned b2:1;
374 unsigned b3:1;
375 unsigned b4:1;
376 unsigned b5:1;
377 unsigned b6:1;
378 unsigned b7:1;
379 } bit;
380 } bi,gr;
381 //
382 bi.word = binaTOF;
383 gr.word = grayTOF;
384 //
385 gr.bit.b0 = bi.bit.b1 ^ bi.bit.b0;
386 gr.bit.b1 = bi.bit.b2 ^ bi.bit.b1;
387 gr.bit.b2 = bi.bit.b3 ^ bi.bit.b2;
388 gr.bit.b3 = bi.bit.b3;
389 //
390 /* bin to gray conversion 4 bit per time*/
391 //
392 gr.bit.b4 = bi.bit.b5 ^ bi.bit.b4;
393 gr.bit.b5 = bi.bit.b6 ^ bi.bit.b5;
394 gr.bit.b6 = bi.bit.b7 ^ bi.bit.b6;
395 gr.bit.b7 = bi.bit.b7;
396 //
397 return(gr.word);
398 }
399
400 UChar_t Digitizer::EvaluateCrcTof(UChar_t *pTof) {
401 Bool_t DEBUG=false;
402 if (DEBUG)
403 return(0x00);
404
405 UChar_t crcTof=0x00;
406 UChar_t *pc=&crcTof, *pc2;
407 pc2=pTof;
408 for (Int_t jp=0; jp < 23; jp++){
409 //crcTof = crc8(...)
410 Crc8Tof(pc2++,pc);
411 // printf("%2i --- %x\n",jp,crcTof);
412 }
413 return(crcTof);
414 }
415
416 UChar_t Digitizer::EvaluateCrcTrigger(UChar_t *pTrg, Int_t nb) {
417 Bool_t DEBUG=false;
418 if (DEBUG)
419 return(0x00);
420
421 UChar_t crcTrg=0x00;
422 UChar_t *pc=&crcTrg, *pc2;
423 pc2=pTrg;
424 for (Int_t jp=0; jp < nb; jp++)
425 Crc8Tof(pc2++,pc);
426 return(crcTrg);
427 }
428
429 void Digitizer::Crc8Tof(UChar_t *oldCRC, UChar_t *crcTof){
430 union crctof_data {
431 UChar_t word;
432 struct bit_field {
433 unsigned b0:1;
434 unsigned b1:1;
435 unsigned b2:1;
436 unsigned b3:1;
437 unsigned b4:1;
438 unsigned b5:1;
439 unsigned b6:1;
440 unsigned b7:1;
441 } bit;
442 } c,d,r;
443
444 c.word = *oldCRC;
445 //d.word = *newCRC;
446 d.word = *crcTof;
447 r.word = 0;
448
449 r.bit.b0 = c.bit.b7 ^ c.bit.b6 ^ c.bit.b0 ^
450 d.bit.b0 ^ d.bit.b6 ^ d.bit.b7;
451
452 r.bit.b1 = c.bit.b6 ^ c.bit.b1 ^ c.bit.b0 ^
453 d.bit.b0 ^ d.bit.b1 ^ d.bit.b6;
454
455 r.bit.b2 = c.bit.b6 ^ c.bit.b2 ^ c.bit.b1 ^ c.bit.b0 ^
456 d.bit.b0 ^ d.bit.b1 ^ d.bit.b2 ^ d.bit.b6;
457
458 r.bit.b3 = c.bit.b7 ^ c.bit.b3 ^ c.bit.b2 ^ c.bit.b1 ^
459 d.bit.b1 ^ d.bit.b2 ^ d.bit.b3 ^ d.bit.b7;
460
461 r.bit.b4 = c.bit.b4 ^ c.bit.b3 ^ c.bit.b2 ^
462 d.bit.b2 ^ d.bit.b3 ^ d.bit.b4;
463
464 r.bit.b5 = c.bit.b5 ^ c.bit.b4 ^ c.bit.b3 ^
465 d.bit.b3 ^ d.bit.b4 ^ d.bit.b5;
466
467 r.bit.b6 = c.bit.b6 ^ c.bit.b5 ^ c.bit.b4 ^
468 d.bit.b4 ^ d.bit.b5 ^ d.bit.b6;
469
470 r.bit.b7 = c.bit.b7 ^ c.bit.b6 ^ c.bit.b5 ^
471 d.bit.b5 ^ d.bit.b6 ^ d.bit.b7 ;
472
473 *crcTof=r.word;
474 //return r.word;
475 };
476
477 //void Digitizer::Paddle2Pmt(Int_t plane, Int_t paddle, Int_t* &pmtleft, Int_t* &pmtright){
478 void Digitizer::Paddle2Pmt(Int_t plane, Int_t paddle, Int_t *pl, Int_t *pr){
479 //* @param plane (0 - 5)
480 //* @param paddle (plane=0, paddle = 0,...5)
481 //* @param padid (0 - 23)
482 //
483 Int_t padid=-1;
484 Int_t pads[6]={8,6,2,2,3,3};
485 //
486 Int_t somma=0;
487 Int_t np=plane;
488 for(Int_t j=0; j<np; j++)
489 somma+=pads[j];
490 padid=paddle+somma;
491 *pl = padid*2;
492 // *pr = *pr + 1;
493 *pr = *pl + 1; // WM
494 };
495
496 void Digitizer::LoadTOFCalib(int np,float *atte1,float *atte2,float *lambda1,float *lambda2){
497 stringstream calfile;
498 Int_t error = 0,temp=0;
499 GL_PARAM *glparam = new GL_PARAM();
500 error = glparam->Query_GL_PARAM(3,202,fDbc);
501 calfile.str("");
502 calfile << glparam->PATH.Data() << "/";
503 calfile << glparam->NAME.Data();
504 printf("\n Using TOF calibration file: \n %s\n",calfile.str().c_str());
505 ifstream fileTriggerCalib;
506 fileTriggerCalib.open(calfile.str().c_str());
507 if(!fileTriggerCalib)printf("debug: no trigger calib file!\n");
508 // correct readout WM Oct '07
509 for(Int_t i=0; i<np; i++){
510 fileTriggerCalib >> temp;
511 fileTriggerCalib >> atte1[i];
512 fileTriggerCalib >> lambda1[i];
513 fileTriggerCalib >> atte2[i];
514 fileTriggerCalib >> lambda2[i];
515 fileTriggerCalib >> temp;
516 }
517 fileTriggerCalib.close();
518 //end tof calib
519 }

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