12 |
void dotrack_(int*, double*, double*, double*, double*, int*); |
void dotrack_(int*, double*, double*, double*, double*, int*); |
13 |
void dotrack2_(int*, double*, double*, double*, double*,double*, double*, double*,int*); |
void dotrack2_(int*, double*, double*, double*, double*,double*, double*, double*,int*); |
14 |
int readb_(const char*); |
int readb_(const char*); |
15 |
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void mini2_(int*,int*,int*); |
16 |
} |
} |
17 |
//-------------------------------------- |
//-------------------------------------- |
18 |
// |
// |
197 |
//-------------------------------------- |
//-------------------------------------- |
198 |
void TrkTrack::Dump(){ |
void TrkTrack::Dump(){ |
199 |
cout << endl << "========== Track " ; |
cout << endl << "========== Track " ; |
200 |
cout << endl << "seq. n. : "<< seqno; |
cout << endl << "seq. n. : "<< seqno; |
201 |
cout << endl << "image n. : "<< image; |
cout << endl << "image n. : "<< image; |
202 |
cout << endl << "al : "; for(int i=0; i<5; i++)cout << al[i] << " "; |
cout << endl << "al : "; for(int i=0; i<5; i++)cout << al[i] << " "; |
203 |
cout << endl << "chi^2 : "<< chi2; |
cout << endl << "chi^2 : "<< chi2; |
204 |
cout << endl << "n.step : "<< nstep; |
cout << endl << "n.step : "<< nstep; |
205 |
cout << endl << "xgood : "; for(int i=0; i<6; i++)cout << xgood[i] ; |
cout << endl << "xgood : "; for(int i=0; i<6; i++)cout << xgood[i] ; |
206 |
cout << endl << "ygood : "; for(int i=0; i<6; i++)cout << ygood[i] ; |
cout << endl << "ygood : "; for(int i=0; i<6; i++)cout << ygood[i] ; |
207 |
cout << endl << "xm : "; for(int i=0; i<6; i++)cout << xm[i] << " "; |
cout << endl << "xm : "; for(int i=0; i<6; i++)cout << xm[i] << " "; |
208 |
cout << endl << "ym : "; for(int i=0; i<6; i++)cout << ym[i] << " "; |
cout << endl << "ym : "; for(int i=0; i<6; i++)cout << ym[i] << " "; |
209 |
cout << endl << "zm : "; for(int i=0; i<6; i++)cout << zm[i] << " "; |
cout << endl << "zm : "; for(int i=0; i<6; i++)cout << zm[i] << " "; |
210 |
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cout << endl << "xv : "; for(int i=0; i<6; i++)cout << xv[i] << " "; |
211 |
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cout << endl << "yv : "; for(int i=0; i<6; i++)cout << yv[i] << " "; |
212 |
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cout << endl << "zv : "; for(int i=0; i<6; i++)cout << zv[i] << " "; |
213 |
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cout << endl << "resx : "; for(int i=0; i<6; i++)cout << resx[i] << " "; |
214 |
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cout << endl << "resy : "; for(int i=0; i<6; i++)cout << resy[i] << " "; |
215 |
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cout << endl << "coval : "; for(int i=0; i<5; i++)cout << coval[0][i]<<" "; |
216 |
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cout << endl << " "; for(int i=0; i<5; i++)cout << coval[1][i]<<" "; |
217 |
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cout << endl << " "; for(int i=0; i<5; i++)cout << coval[2][i]<<" "; |
218 |
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cout << endl << " "; for(int i=0; i<5; i++)cout << coval[3][i]<<" "; |
219 |
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cout << endl << " "; for(int i=0; i<5; i++)cout << coval[4][i]<<" "; |
220 |
cout << endl << "dedx_x : "; for(int i=0; i<6; i++)cout << dedx_x[i] << " "; |
cout << endl << "dedx_x : "; for(int i=0; i<6; i++)cout << dedx_x[i] << " "; |
221 |
cout << endl << "dedx_y : "; for(int i=0; i<6; i++)cout << dedx_y[i] << " "; |
cout << endl << "dedx_y : "; for(int i=0; i<6; i++)cout << dedx_y[i] << " "; |
222 |
} |
} |
223 |
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/** |
224 |
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* Set the TrkTrack position measurements |
225 |
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*/ |
226 |
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void TrkTrack::SetMeasure(double *xmeas, double *ymeas, double *zmeas){ |
227 |
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for(int i=0; i<6; i++) xm[i]=*xmeas++; |
228 |
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for(int i=0; i<6; i++) ym[i]=*ymeas++; |
229 |
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for(int i=0; i<6; i++) zm[i]=*zmeas++; |
230 |
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} |
231 |
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/** |
232 |
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* Set the TrkTrack position resolution |
233 |
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*/ |
234 |
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void TrkTrack::SetResolution(double *rx, double *ry){ |
235 |
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for(int i=0; i<6; i++) resx[i]=*rx++; |
236 |
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for(int i=0; i<6; i++) resy[i]=*ry++; |
237 |
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} |
238 |
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/** |
239 |
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* Set the TrkTrack good measurement |
240 |
|
*/ |
241 |
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void TrkTrack::SetGood(int *xg, int *yg){ |
242 |
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for(int i=0; i<6; i++) xgood[i]=*xg++; |
243 |
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for(int i=0; i<6; i++) ygood[i]=*yg++; |
244 |
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} |
245 |
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|
246 |
|
/** |
247 |
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* Load the magnetic field |
248 |
|
*/ |
249 |
|
void TrkTrack::LoadField(TString s){ |
250 |
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readb_(s.Data()); |
251 |
|
}; |
252 |
|
/** |
253 |
|
* Tracking method. It calls F77 mini routine. |
254 |
|
*/ |
255 |
|
void TrkTrack::Fit(double pfixed, int& fail, int iprint){ |
256 |
|
extern cMini2track track_; |
257 |
|
fail = 0; |
258 |
|
// extern cMini2fitinfo fit_info_; |
259 |
|
// extern void mini_2_(int*,int*); |
260 |
|
// track_.xm[0]=1.0; |
261 |
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for(int i=0; i<6; i++) track_.xm[i]=xm[i]; |
262 |
|
for(int i=0; i<6; i++) track_.ym[i]=ym[i]; |
263 |
|
for(int i=0; i<6; i++) track_.zm[i]=zm[i]; |
264 |
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for(int i=0; i<6; i++) track_.resx[i]=resx[i]; |
265 |
|
for(int i=0; i<6; i++) track_.resy[i]=resy[i]; |
266 |
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for(int i=0; i<6; i++) track_.xgood[i]=xgood[i]; |
267 |
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for(int i=0; i<6; i++) track_.ygood[i]=ygood[i]; |
268 |
|
// initial guess of "al" with linear fit |
269 |
|
if(al[0]==-9999.&&al[1]==-9999.&&al[2]==-9999.&&al[3]==-9999.&&al[4]==-9999.){ |
270 |
|
double szz=0., szx=0., szy=0., ssx=0., ssy=0., sz=0., s1=0.; |
271 |
|
double det, ax, ay, bx, by; |
272 |
|
for(int i=0; i<NPLANE; i++) { |
273 |
|
szz=szz+zm[i]*zm[i]; |
274 |
|
szx=szx+zm[i]*xm[i]; |
275 |
|
szy=szy+zm[i]*ym[i]; |
276 |
|
ssx=ssx+xm[i]; |
277 |
|
ssy=ssy+ym[i]; |
278 |
|
sz=sz+zm[i]; |
279 |
|
s1=s1+1.; |
280 |
|
} |
281 |
|
det=szz*s1-sz*sz; |
282 |
|
ax=(szx*s1-sz*ssx)/det; |
283 |
|
bx=(szz*ssx-szx*sz)/det; |
284 |
|
ay=(szy*s1-sz*ssy)/det; |
285 |
|
by=(szz*ssy-szy*sz)/det; |
286 |
|
al[0]=ax*23.5+bx; // ZINI = 23.5 !!! it should be the same parameter in all codes |
287 |
|
al[1]=ay*23.5+by; // " |
288 |
|
al[2]= sqrt(pow(ax,2)+pow(ay,2))/ sqrt(pow(ax,2)+pow(ay,2)+1.); |
289 |
|
al[3]=0.; |
290 |
|
if( (ax!=0.)||(ay!=0.) ) { |
291 |
|
al[3]= asin(ay/ sqrt(pow(ax,2)+pow(ay,2))); |
292 |
|
if(ax<0.) al[3]=acos(-1.)-al[3]; |
293 |
|
} |
294 |
|
al[4]=0.; |
295 |
|
} |
296 |
|
// end guess |
297 |
|
for(int i=0; i<5; i++) track_.al[i]=al[i]; |
298 |
|
if(pfixed!=0.) { |
299 |
|
al[4]=1./pfixed; // to fix the momentum |
300 |
|
track_.pfixed=pfixed; // " |
301 |
|
} |
302 |
|
int istep=0; |
303 |
|
int ifail=0; |
304 |
|
mini2_(&istep,&ifail, &iprint); |
305 |
|
if(ifail!=0) { |
306 |
|
if(iprint==1)cout << "ERROR: ifail= " << ifail << endl; |
307 |
|
fail = 1; |
308 |
|
// return; |
309 |
|
} |
310 |
|
|
311 |
|
// cout << endl << "eta ===> " << track_.al[4] << endl; |
312 |
|
|
313 |
|
for(int i=0; i<5; i++) al[i]=track_.al[i]; |
314 |
|
chi2=track_.chi2; |
315 |
|
nstep=track_.nstep; |
316 |
|
for(int i=0; i<6; i++) xv[i]=track_.xv[i]; |
317 |
|
for(int i=0; i<6; i++) yv[i]=track_.yv[i]; |
318 |
|
for(int i=0; i<6; i++) zv[i]=track_.zv[i]; |
319 |
|
for(int i=0; i<6; i++) axv[i]=track_.axv[i]; |
320 |
|
for(int i=0; i<6; i++) ayv[i]=track_.ayv[i]; |
321 |
|
for(int i=0; i<5; i++) { |
322 |
|
for(int j=0; j<5; j++) coval[i][j]=track_.cov[i][j]; |
323 |
|
} |
324 |
|
}; |
325 |
|
/* |
326 |
|
* Reset the parameters fit |
327 |
|
*/ |
328 |
|
void TrkTrack::FitReset(){ |
329 |
|
for(int i=0; i<5; i++) al[i]=-9999.; |
330 |
|
chi2=0.; |
331 |
|
nstep=0; |
332 |
|
for(int i=0; i<6; i++) xv[i]=0.; |
333 |
|
for(int i=0; i<6; i++) yv[i]=0.; |
334 |
|
for(int i=0; i<6; i++) zv[i]=0.; |
335 |
|
for(int i=0; i<6; i++) axv[i]=0.; |
336 |
|
for(int i=0; i<6; i++) ayv[i]=0.; |
337 |
|
for(int i=0; i<5; i++) { |
338 |
|
for(int j=0; j<5; j++) coval[i][j]=0.; |
339 |
|
} |
340 |
|
} |
341 |
|
|
342 |
//-------------------------------------- |
//-------------------------------------- |
343 |
// |
// |
344 |
// |
// |