source: trunk/FACT++/src/DataCalib.cc@ 14098

Last change on this file since 14098 was 14075, checked in by tbretz, 12 years ago
Unintentionally also the Gain-RMS was resetted when the trigger-offset was resetted.
File size: 9.6 KB
Line 
1#include "DataCalib.h"
2
3#include "FAD.h"
4#include "FitsFile.h"
5#include "DimDescriptionService.h"
6
7#include "externals/fits.h"
8
9using namespace std;
10
11DrsCalibration DataCalib::fData;
12bool DataCalib::fProcessing = false;
13vector<float> DataCalib::fStats(1440*1024*6+160*1024*2+4);
14
15void DataCalib::Restart()
16{
17 fData.Clear();
18
19 reinterpret_cast<uint32_t*>(fStats.data())[0] = 0;
20 reinterpret_cast<uint32_t*>(fStats.data())[1] = 0;
21 reinterpret_cast<uint32_t*>(fStats.data())[2] = 0;
22 reinterpret_cast<uint32_t*>(fStats.data())[3] = 0;
23
24 int i=0;
25 while (i<1024*1440*2+4) // Set mean and RMS to 0
26 fStats[i++] = 0;
27 while (i<1024*1440*3+4)
28 fStats[i++] = 2000./4096; // Set mean to 0.5
29 while (i<1440*1024*6+160*1024*2+4)
30 fStats[i++] = 0; // Set everything else to 0
31
32 fProcessing = false;
33}
34
35bool DataCalib::ResetTrgOff(DimDescribedService &dim, DimDescribedService &runs)
36{
37 if (fData.fStep!=3)
38 return false;
39
40 for (int i=1024*1440*4+4; i<1440*1024*6+160*1024*2+4; i++)
41 fStats[i] = 0;
42
43 reinterpret_cast<uint32_t*>(fStats.data())[0] = 0;
44 reinterpret_cast<uint32_t*>(fStats.data())[3] = 0;
45
46 fData.fStep = 1;
47 Update(dim, runs);
48 fData.fStep = 2;
49
50 return true;
51}
52
53void DataCalib::Update(DimDescribedService &dim, DimDescribedService &runs)
54{
55 const uint16_t roi = fData.fRoi;
56 const uint16_t ntm = fData.fNumTm;
57
58 vector<float> buf(1440*1024*6+160*1024*2+4);
59
60 memcpy(buf.data(), fStats.data(), (4*1024*1440+4)*sizeof(float));
61
62 for (int i=0; i<1440; i++)
63 {
64 memcpy(buf.data()+4+1440*1024*4 + i*1024, fStats.data()+4 + 4*1024*1440 + roi*i, roi*sizeof(float));
65 memcpy(buf.data()+4+1440*1024*5 + i*1024, fStats.data()+4 + 4*1024*1440 + roi*1440 + roi*i, roi*sizeof(float));
66 }
67
68 /*
69 for (int i=0; i<ntm; i++)
70 {
71 memcpy(buf.data()+4+1440*1024*6 + i*1024, fStats.data()+4 + 4*1024*1440 + 2*roi*1440, roi*sizeof(float));
72 memcpy(buf.data()+4+1440*1024*6+160*1024 + i*1024, fStats.data()+4 + 4*1024*1440 + 2*roi*1440+i*roi, roi*sizeof(float));
73 }*/
74
75#warning Time marker channels not sent
76
77 dim.Update(buf);
78
79 runs.setData(buf.data(), 4*sizeof(uint32_t));
80 runs.Update();
81}
82
83bool DataCalib::Open(const RUN_HEAD* h, const FAD::RunDescription &d)
84{
85 if (h->NPix != 1440)
86 {
87 fMsg.Error("Number of pixels in header not 1440.");
88 return false;
89 }
90
91 if (fProcessing)
92 {
93 fMsg.Warn("Previous DRS calibration run not yet finished!");
94 return false;
95 }
96
97 if (fData.fStep==3)
98 {
99 fMsg.Warn("DRS Calibration already finished... please restart!");
100 return false;
101 }
102
103 if (fData.fStep!=2 && h->Nroi != 1024)
104 {
105 ostringstream msg;
106 msg << "Region of interest not 1024, but " << h->Nroi << " in step " << fData.fStep << " ... as it ought to be.";
107 fMsg.Error(msg);
108 return false;
109 }
110
111 vector<uint16_t> dac(8);
112/*
113 // We don't check consistency over several boards because this is done
114 // by the eventCheck routine already
115 for (int i=0; i<h->NBoard; i++)
116 {
117 const PEVNT_HEADER &hh = h->FADhead[i];
118
119 if (hh.start_package_flag==0)
120 continue;
121
122 for (int j=0; j<8; j++)
123 dac[j] = hh.dac[j];
124
125 break;
126 }
127
128 for (int i=1; i<7; i++)
129 {
130 if (i==3 || dac[i]==dac[i+1])
131 continue;
132
133 ostringstream msg;
134 msg << "Values of DAC" << i << " (" << dac[i] << ") and DAC" << i+1 <<" (" << dac[i+1] << ") do not match... cannot take DRS calibration!";
135 fMsg.Error(msg);
136 return false;
137 }
138
139 if (fData.fStep>0)
140 {
141 for (int j=0; j<8; j++)
142 {
143 if (fData.fDAC[j]==dac[j])
144 continue;
145
146 ostringstream msg;
147 msg << "DAC value from previous run (DAC" << j << "=" << fData.fDAC[j] << ") and current run ";
148 msg << "(DAC" << j << "=" << dac[j] << ") inconsistent... cannot take DRS calibration!";
149 fMsg.Error(msg);
150 return false;
151 }
152 }
153
154 memcpy(fData.fDAC, dac.data(), 8*sizeof(uint16_t));
155*/
156 fProcessing = true;
157
158 const bool hastm = h->Nroi<=512 && h->NroiTM>=2*h->Nroi;
159
160 Reset();
161 InitSize(hastm ? 1600 : 1440, h->Nroi);
162
163 fData.fRoi = fNumSamples;
164 fData.fNumTm = hastm ? 160 : 0;
165
166 return DataWriteFits2::Open(h, d);
167}
168
169bool DataCalib::WriteEvt(EVENT *e)
170{
171 // FIXME: SET StartPix to 0 if StartPix is -1
172
173 if (fData.fStep==0)
174 {
175 AddRel(e->Adc_Data, e->StartPix);
176 }
177 if (fData.fStep==1)
178 {
179 AddRel(e->Adc_Data, e->StartPix, fData.fOffset.data(), fData.fNumOffset);
180 }
181 if (fData.fStep==2)
182 {
183 AddAbs(e->Adc_Data, e->StartPix, fData.fOffset.data(), fData.fNumOffset);
184 }
185
186 return DataWriteFits2::WriteEvt(e);
187}
188
189bool DataCalib::ReadFits(const string &str, MessageImp &msg)
190{
191 if (fProcessing)
192 {
193 msg.Error("Reading "+str+" failed: DRS calibration in process.");
194 return false;
195 }
196
197 try
198 {
199 const string txt = fData.ReadFitsImp(str, fStats);
200 if (txt.empty())
201 return true;
202
203 msg.Error(txt);
204 return false;
205 }
206 catch (const runtime_error &e)
207 {
208 msg.Error("Exception reading "+str+": "+e.what());
209 return false;
210 }
211}
212
213void DataCalib::WriteFitsImp(const string &filename, const vector<float> &vec) const
214{
215 const uint16_t roi = fData.fRoi;
216 const uint16_t ntm = fData.fNumTm;
217
218 const size_t n = 1440*1024*4 + 1440*roi*2 + ntm*roi*2 + 3;
219
220 if (vec.size()!=n+1)
221 throw runtime_error("Size of vector does not match region-of-interest");
222
223 ofits file(filename.c_str());
224
225 file.AddColumnInt("RunNumberBaseline");
226 file.AddColumnInt("RunNumberGain");
227 file.AddColumnInt("RunNumberTriggerOffset");
228
229 file.AddColumnFloat(1024*1440, "BaselineMean", "mV");
230 file.AddColumnFloat(1024*1440, "BaselineRms", "mV");
231 file.AddColumnFloat(1024*1440, "GainMean", "mV");
232 file.AddColumnFloat(1024*1440, "GainRms", "mV");
233 file.AddColumnFloat( roi*1440, "TriggerOffsetMean", "mV");
234 file.AddColumnFloat( roi*1440, "TriggerOffsetRms", "mV");
235 file.AddColumnFloat( roi*ntm, "TriggerOffsetTMMean", "mV");
236 file.AddColumnFloat( roi*ntm, "TriggerOffsetTMRms", "mV");
237
238 DataWriteFits2::WriteDefaultKeys(file);
239
240 file.SetInt("STEP", fData.fStep, "");
241
242 file.SetInt("ADCRANGE", 2000, "Dynamic range of the ADC in mV");
243 file.SetInt("DACRANGE", 2500, "Dynamic range of the DAC in mV");
244 file.SetInt("ADC", 12, "Resolution of ADC in bits");
245 file.SetInt("DAC", 16, "Resolution of DAC in bits");
246 file.SetInt("NPIX", 1440, "Number of channels in the camera");
247 file.SetInt("NTM", ntm, "Number of time marker channels");
248 file.SetInt("NROI", roi, "Region of interest");
249
250 file.SetInt("NBOFFSET", fData.fNumOffset, "Number of entries for offset calibration");
251 file.SetInt("NBGAIN", fData.fNumGain/1953125, "Number of entries for gain calibration");
252 file.SetInt("NBTRGOFF", fData.fNumTrgOff, "Number of entries for trigger offset calibration");
253
254 // file.WriteKeyNT("DAC_A", fData.fDAC[0], "Level of DAC 0 in DAC counts") ||
255 // file.WriteKeyNT("DAC_B", fData.fDAC[1], "Leval of DAC 1-3 in DAC counts") ||
256 // file.WriteKeyNT("DAC_C", fData.fDAC[4], "Leval of DAC 4-7 in DAC counts") ||
257
258 file.WriteTableHeader("DrsCalibration");
259 file.WriteRow(vec.data()+1, n*sizeof(float));
260}
261
262bool DataCalib::Close(RUN_TAIL *tail)
263{
264 if (fData.fStep==0)
265 {
266 fData.fOffset.assign(fSum.begin(), fSum.end());
267 fData.fNumOffset = fNumEntries;
268
269 for (int i=0; i<1024*1440; i++)
270 fData.fGain[i] = 4096*fNumEntries;
271
272 // Scale ADC data from 12bit to 2000mV
273 GetSampleStats(fStats.data()+4, 2000./4096);
274 reinterpret_cast<uint32_t*>(fStats.data())[1] = GetRunId();;
275 }
276 if (fData.fStep==1)
277 {
278 fData.fGain.assign(fSum.begin(), fSum.end());
279 fData.fNumGain = fNumEntries;
280
281 // DAC: 0..2.5V == 0..65535 2500*50000 625*50000 625*3125
282 // V-mV: 1000 ---------- --------- --------
283 //fNumGain *= 2500*50000; 65536 16384 1024
284 //for (int i=0; i<1024*1440; i++)
285 // fGain[i] *= 65536;
286 fData.fNumGain *= 1953125;
287 for (int i=0; i<1024*1440; i++)
288 fData.fGain[i] *= 1024;
289
290 // Scale ADC data from 12bit to 2000mV
291 GetSampleStats(fStats.data()+1024*1440*2+4, 2000./4096/fData.fNumOffset);//0.5);
292 reinterpret_cast<uint32_t*>(fStats.data())[2] = GetRunId();;
293 }
294 if (fData.fStep==2)
295 {
296 fData.fTrgOff.assign(fSum.begin(), fSum.end());
297 fData.fNumTrgOff = fNumEntries;
298
299 // Scale ADC data from 12bit to 2000mV
300 GetSampleStats(fStats.data()+1024*1440*4+4, 2000./4096/fData.fNumOffset);//0.5);
301 reinterpret_cast<uint32_t*>(fStats.data())[0] = fNumSamples;
302 reinterpret_cast<uint32_t*>(fStats.data())[3] = GetRunId();
303 }
304
305 if (fData.fStep<=2)
306 {
307 const string filename = FormFileName("drs.fits");
308 try
309 {
310 WriteFitsImp(filename, fStats);
311
312 ostringstream str;
313 str << "Wrote DRS calibration data (step=" << fData.fStep << ", roi=" << fData.fRoi << ") to '" << filename << "'";
314 Info(str);
315 }
316 catch (const exception &e)
317 {
318 Error("Exception writing '"+filename+"': "+e.what());
319 }
320 }
321
322 Update(fDim, fDimRuns);
323
324 fData.fStep++;
325
326 fProcessing = false;
327
328 return DataWriteFits2::Close(tail);
329}
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