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1 | // @(#) $Id$ | |
2 | ||
3 | // Author: Constantin Loizides <mailto: loizides@ikf.uni-frankfurt.de> | |
4 | // *-- Copyright & copy ALICE HLT Group | |
5 | /** \class AliHLTAltroMemHandler | |
6 | <pre> | |
7 | //-------------------------------------------------------------------- | |
8 | // AliHLTAltroMemHandler | |
9 | // | |
10 | // Converts digits in memory into a backlinked ALTRO like data format. | |
11 | // Its output file is used as input to the various VHDL testbenches. | |
12 | // The file misc/read.cxx shows how to use this class. | |
13 | </pre> | |
14 | */ | |
15 | ||
16 | #include "AliHLTStandardIncludes.h" | |
17 | ||
18 | #include "AliHLTAltroMemHandler.h" | |
19 | #include "AliHLTLogging.h" | |
20 | ||
21 | #if __GNUC__ >= 3 | |
22 | using namespace std; | |
23 | #endif | |
24 | ||
25 | ClassImp(AliHLTAltroMemHandler) | |
26 | ||
27 | AliHLTAltroMemHandler::AliHLTAltroMemHandler(){ | |
28 | // default constructor | |
29 | Clear(); | |
30 | ClearRead(); | |
31 | }; | |
32 | ||
33 | void AliHLTAltroMemHandler::Clear(){ | |
34 | // clear everything | |
35 | memset(fAltroMem,0,ALTRO_SIZE); | |
36 | memset(fTimesPerPad,0,1024); | |
37 | memset(fChargesPerPad,0,1024); | |
38 | fCounter=ALTRO_SIZE; | |
39 | fTCounter=0; | |
40 | fLPad=0; | |
41 | fLRow=0; | |
42 | fFlag=kFALSE; | |
43 | }; | |
44 | ||
45 | void AliHLTAltroMemHandler::ClearRead(){ | |
46 | // clears the reading | |
47 | fRCounter=0; | |
48 | fSCounter=0; | |
49 | fRPad=0; | |
50 | fRRow=0; | |
51 | fRTime=0; | |
52 | } | |
53 | ||
54 | void AliHLTAltroMemHandler::Write(UShort_t row, UChar_t pad, UShort_t time, UShort_t charge) | |
55 | { | |
56 | // writes packets | |
57 | if(fTCounter==0){ | |
58 | fLRow=row; | |
59 | fLPad=pad; | |
60 | } else if((fLRow!=row) || (fLPad!=pad)){ | |
61 | MakeAltroPackets(); //make packets | |
62 | Write(); //write packets | |
63 | Clear(); //clear up for next pad | |
64 | ||
65 | fLRow=row; | |
66 | fLPad=pad; | |
67 | } | |
68 | ||
69 | Add(charge,time); | |
70 | } | |
71 | ||
72 | void AliHLTAltroMemHandler::Add(UShort_t charge, UShort_t time) | |
73 | { | |
74 | // adds new time and charge | |
75 | fTimesPerPad[fTCounter]=time; | |
76 | fChargesPerPad[fTCounter]=charge; | |
77 | fTCounter++; | |
78 | } | |
79 | ||
80 | void AliHLTAltroMemHandler::MakeAltroPackets() | |
81 | { | |
82 | // makes Altro packets | |
83 | UShort_t i=0,j=0; | |
84 | UShort_t t=0,seqlength; | |
85 | UShort_t htime,ltime; | |
86 | ||
87 | while(t<fTCounter){ | |
88 | fPCounter=0; | |
89 | fAltroMem[--fCounter]=0xFFFF; //mark return | |
90 | ||
91 | //make packets | |
92 | while((fPCounter<ALTRO_SIZE) && (t<fTCounter)){ | |
93 | ||
94 | //find sequence | |
95 | i=t; | |
96 | ltime=fTimesPerPad[t]; | |
97 | j=0; | |
98 | while((i+1<fTCounter)&&(fTimesPerPad[i+1]==ltime+j+1)){ | |
99 | i++; | |
100 | j++; | |
101 | } | |
102 | seqlength=j+1; //number of consecutive times | |
103 | htime=fTimesPerPad[i]; //abs. time for sequence | |
104 | ||
105 | //don't store sequence if it doesn't fit into packet | |
106 | if(fPCounter+seqlength>=ALTRO_SIZE) break; | |
107 | ||
108 | //store charges of sequence | |
109 | for(UShort_t k=0;k<seqlength;k++){ | |
110 | fAltroMem[--fCounter]=fChargesPerPad[t]; | |
111 | fPCounter++; | |
112 | t++; | |
113 | } | |
114 | ||
115 | fAltroMem[--fCounter]=htime; //store abs. time of sequence | |
116 | fPCounter++; | |
117 | fAltroMem[--fCounter]=seqlength+2; //store length of sequence | |
118 | fPCounter++; | |
119 | } | |
120 | ||
121 | AddTrailer(); | |
122 | } | |
123 | } | |
124 | ||
125 | void AliHLTAltroMemHandler::AddTrailer() | |
126 | { | |
127 | // adds data trailer | |
128 | UShort_t savepcounter=fPCounter; | |
129 | ||
130 | while(fPCounter%4!=0){ | |
131 | fAltroMem[--fCounter]=0x2AA; | |
132 | fPCounter++; | |
133 | } | |
134 | fAltroMem[--fCounter]=0x2AA; | |
135 | fAltroMem[--fCounter]=savepcounter; | |
136 | fAltroMem[--fCounter]=fLPad; | |
137 | fAltroMem[--fCounter]=fLRow; | |
138 | } | |
139 | ||
140 | void AliHLTAltroMemHandler::Write() | |
141 | { | |
142 | // default form of Write | |
143 | if(fCounter==ALTRO_SIZE) return; | |
144 | ||
145 | //save packets (reversed) to file | |
146 | UShort_t *ptr=fAltroMem+fCounter; | |
147 | for (int i=fCounter;i<ALTRO_SIZE;i++) { | |
148 | ||
149 | if(fFlag==kTRUE){ | |
150 | if (*ptr==0xFFFF) continue; //no return for end of packet | |
151 | fwrite(ptr,sizeof(UShort_t),1,fOutBinary); | |
152 | } else { | |
153 | if (*ptr==0xFFFF) fprintf(fOutBinary,"\n"); | |
154 | else fprintf(fOutBinary,"%X ",*ptr); | |
155 | } | |
156 | ||
157 | ptr++; | |
158 | } | |
159 | } | |
160 | ||
161 | void AliHLTAltroMemHandler::WriteFinal() | |
162 | { | |
163 | // makes Altro packets and writes them | |
164 | if(fTCounter>0){ | |
165 | MakeAltroPackets(); | |
166 | Write(); | |
167 | } | |
168 | } | |
169 | ||
170 | Bool_t AliHLTAltroMemHandler::Read(UShort_t &row, UChar_t &pad, UShort_t &time, UShort_t &charge) | |
171 | { | |
172 | // reads the packets | |
173 | if(fFlag==kTRUE) { | |
174 | LOG(AliHLTLog::kWarning,"AliHLTAltroMemHandler::Read","File Open")<<"Binary not supported!"<<ENDLOG; | |
175 | return kFALSE; | |
176 | } | |
177 | ||
178 | if(feof(fInBinary)){ | |
179 | LOG(AliHLTLog::kDebug,"AliHLTAltroMemHandler::Read","File Open")<<"End of File!"<<ENDLOG; | |
180 | return kFALSE; | |
181 | } | |
182 | ||
183 | unsigned int dummy,dummy1; | |
184 | ||
185 | if(fRCounter==0){ | |
186 | fscanf(fInBinary,"%x",&dummy); | |
187 | fRRow=(UShort_t)dummy; | |
188 | fscanf(fInBinary,"%x",&dummy); | |
189 | fRPad=(UShort_t)dummy; | |
190 | fscanf(fInBinary,"%x",&dummy); | |
191 | fRCounter=(UShort_t)dummy; | |
192 | fscanf(fInBinary,"%x",&dummy); | |
193 | if(dummy!=682){ | |
194 | if(feof(fInBinary)){ | |
195 | ClearRead(); | |
196 | return kFALSE; | |
197 | } else { | |
198 | LOG(AliHLTLog::kError,"AliHLTAltroMemHandler::Read","Trailer not found!")<<ENDLOG; | |
199 | return kFALSE; | |
200 | } | |
201 | } | |
202 | dummy1 = fRCounter; | |
203 | while(dummy1 % 4 != 0) { | |
204 | fscanf(fInBinary,"%x",&dummy); | |
205 | dummy1++; | |
206 | } | |
207 | } | |
208 | if(fSCounter==0){ | |
209 | fscanf(fInBinary,"%x",&dummy); | |
210 | fSCounter=(UShort_t)dummy-2; | |
211 | fscanf(fInBinary,"%x",&dummy); | |
212 | fRTime=(UShort_t)dummy; | |
213 | fRCounter-=2; | |
214 | } | |
215 | fscanf(fInBinary,"%x",&dummy); | |
216 | ||
217 | row=fRRow; | |
218 | pad=fRPad; | |
219 | time=fRTime; | |
220 | charge=(UShort_t)dummy; | |
221 | ||
222 | fSCounter--; | |
223 | fRCounter--; | |
224 | fRTime--; | |
225 | return kTRUE; | |
226 | } | |
227 | ||
228 | Bool_t AliHLTAltroMemHandler::ReadSequence(UShort_t &row, UChar_t &pad, UShort_t &time, UChar_t &n, UShort_t **charges) | |
229 | { | |
230 | // reads sequence | |
231 | if(fFlag==kTRUE) { | |
232 | LOG(AliHLTLog::kWarning,"AliHLTAltroMemHandler::ReadSequence","File Open")<<"Binary not supported!"<<ENDLOG; | |
233 | return kFALSE; | |
234 | } | |
235 | ||
236 | if(feof(fInBinary)){ | |
237 | LOG(AliHLTLog::kDebug,"AliHLTAltroMemHandler::ReadSequence","File Open")<<"End of File!"<<ENDLOG; | |
238 | return kFALSE; | |
239 | } | |
240 | ||
241 | unsigned int dummy,dummy1,dummy2; | |
242 | ||
243 | if(fRCounter==0){ | |
244 | fscanf(fInBinary,"%x",&dummy); | |
245 | fRRow=(UShort_t)dummy; | |
246 | fscanf(fInBinary,"%x",&dummy); | |
247 | fRPad=(UShort_t)dummy; | |
248 | fscanf(fInBinary,"%x",&dummy); | |
249 | fRCounter=(UShort_t)dummy; | |
250 | fscanf(fInBinary,"%x",&dummy); | |
251 | if(dummy!=682){ | |
252 | if(feof(fInBinary)){ | |
253 | ClearRead(); | |
254 | return kFALSE; | |
255 | } else { | |
256 | LOG(AliHLTLog::kError,"AliHLTAltroMemHandler::ReadSequence","Format") <<"Trailer not found!"<<ENDLOG; | |
257 | return kFALSE; | |
258 | } | |
259 | } | |
260 | dummy1 = fRCounter; | |
261 | while(dummy1 % 4 != 0) { | |
262 | fscanf(fInBinary,"%x",&dummy); | |
263 | dummy1++; | |
264 | } | |
265 | } | |
266 | ||
267 | fscanf(fInBinary,"%x",&dummy); | |
268 | fSCounter=(UShort_t)dummy-2; | |
269 | fscanf(fInBinary,"%x",&dummy); | |
270 | fRTime=(UShort_t)dummy; | |
271 | fRCounter-=2; | |
272 | ||
273 | if(n<fSCounter){ | |
274 | if(*charges) delete[] *charges; | |
275 | *charges=new UShort_t[fSCounter]; | |
276 | } | |
277 | ||
278 | dummy2=0; | |
279 | while(dummy2<fSCounter){ | |
280 | fscanf(fInBinary,"%x",&dummy); | |
281 | (*charges)[dummy2]=(UShort_t)dummy; | |
282 | dummy2++; | |
283 | fRCounter--; | |
284 | } | |
285 | ||
286 | row=fRRow; | |
287 | pad=fRPad; | |
288 | time=fRTime; | |
289 | n=fSCounter; | |
290 | return kTRUE; | |
291 | } | |
292 | ||
293 | Bool_t AliHLTAltroMemHandler::SetBinaryInput(FILE *file) | |
294 | { | |
295 | // sets binary input | |
296 | fInBinary = file; | |
297 | if(!fInBinary){ | |
298 | LOG(AliHLTLog::kWarning,"AliHLTAltroMemHandler::SetBinaryInput","File Open")<<"Pointer to File = 0x0 "<<ENDLOG; | |
299 | return kFALSE; | |
300 | } | |
301 | ClearRead(); | |
302 | fFlag=kTRUE; | |
303 | return kTRUE; | |
304 | } | |
305 | ||
306 | Bool_t AliHLTAltroMemHandler::SetASCIIInput(FILE *file) | |
307 | { | |
308 | // sets ASCII input | |
309 | fInBinary = file; | |
310 | if(!fInBinary){ | |
311 | LOG(AliHLTLog::kWarning,"AliHLTAltroMemHandler::SetASCIIInput","File Open")<<"Pointer to File = 0x0 "<<ENDLOG; | |
312 | return kFALSE; | |
313 | } | |
314 | ClearRead(); | |
315 | fFlag=kFALSE; | |
316 | return kTRUE; | |
317 | } | |
318 | ||
319 | Bool_t AliHLTAltroMemHandler::SetBinaryOutput(FILE *file){ | |
320 | // sets binary output | |
321 | fOutBinary = file; | |
322 | if(!fOutBinary){ | |
323 | LOG(AliHLTLog::kWarning,"AliHLTAltroMemHandler::SetBinaryOutput","File Open") <<"Pointer to File = 0x0 "<<ENDLOG; | |
324 | return kFALSE; | |
325 | } | |
326 | Clear(); | |
327 | fFlag=kTRUE; | |
328 | return kTRUE; | |
329 | } | |
330 | ||
331 | Bool_t AliHLTAltroMemHandler::SetASCIIOutput(FILE *file){ | |
332 | // sets ASCII output | |
333 | fOutBinary = file; | |
334 | if(!fOutBinary){ | |
335 | LOG(AliHLTLog::kWarning,"AliHLTAltroMemHandler::SetASCIIOutput","File Open") <<"Pointer to File = 0x0 "<<ENDLOG; | |
336 | return kFALSE; | |
337 | } | |
338 | Clear(); | |
339 | fFlag=kFALSE; | |
340 | return kTRUE; | |
341 | } | |
342 |