1 |
mocchiut |
1.1 |
************************************************************************* |
2 |
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* Program analysis.f |
3 |
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* |
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* - reads cluster information (LEVEL1, reduction.f output ntuple) |
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* - perform track identification and fit |
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* - create LEVEL2 ntuple |
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* |
8 |
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************************************************************************* |
9 |
pam-fi |
1.15 |
subroutine analysisflight |
10 |
mocchiut |
1.1 |
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11 |
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include 'commontracker.f' |
12 |
pam-fi |
1.4 |
include 'level1.f' |
13 |
mocchiut |
1.1 |
include 'common_momanhough.f' |
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include 'common_mech.f' |
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include 'common_xyzPAM.f' |
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include 'common_mini_2.f' |
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include 'calib.f' |
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include 'level2.f' |
19 |
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20 |
pam-fi |
1.10 |
* input flag |
21 |
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* |
22 |
pam-fi |
1.15 |
c integer fin |
23 |
pam-fi |
1.10 |
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24 |
mocchiut |
1.1 |
* flag to chose PFA |
25 |
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character*10 PFA |
26 |
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common/FINALPFA/PFA |
27 |
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28 |
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c parameter (inf=1.e8) !just a huge number... |
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30 |
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* external functions |
31 |
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external npl |
32 |
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external acoordsi,coordsi,nld,coord,dcoord |
33 |
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34 |
pam-fi |
1.17 |
integer hitplanex(6) |
35 |
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integer hitplaney(6) |
36 |
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37 |
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logical BAD_NUCLEUS |
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mocchiut |
1.1 |
************************************************************ |
40 |
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************************************************************ |
41 |
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************************************************************ |
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* |
43 |
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* track analysis |
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* |
45 |
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************************************************************ |
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************************************************************ |
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************************************************************ |
48 |
pam-fi |
1.15 |
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49 |
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call idtoc(pfaid,PFA) |
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mocchiut |
1.1 |
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52 |
pam-fi |
1.16 |
if(DEBUG.EQ.1)then |
53 |
mocchiut |
1.1 |
print*,'----------------------------------' |
54 |
pam-fi |
1.15 |
print*,'Settings: ' |
55 |
pam-fi |
1.16 |
print*,'PFA ',pfaid,' ---> ',PFA |
56 |
pam-fi |
1.15 |
print*,'tracking mode ',trackmode |
57 |
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print*,'fit-tolerance factor ',fact |
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print*,'minimum n.step ',istepmin |
59 |
pam-fi |
1.16 |
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60 |
mocchiut |
1.1 |
endif |
61 |
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pam-fi |
1.17 |
RECOVER_SINGLETS = .false. |
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RECOVER_NUCLEI = .false. |
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SECOND_SEARCH = .false. |
65 |
mocchiut |
1.1 |
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66 |
pam-fi |
1.17 |
ntrk_old = 0 |
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68 |
mocchiut |
1.1 |
do i=1,nclstr1 |
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cl_used(i)=0 !init mask of clusters associated to a track |
70 |
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enddo |
71 |
pam-fi |
1.17 |
dedx_x_min = dedx_x_min_mip |
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dedx_y_min = dedx_y_min_mip |
73 |
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*------------------------------------------------------ |
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call init_level2 |
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call init_hough |
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*------------------------------------------------------ |
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78 |
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888 continue |
79 |
mocchiut |
1.1 |
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80 |
pam-fi |
1.17 |
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81 |
mocchiut |
1.1 |
* /////////////////////////////////////////////// |
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* \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\ |
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84 |
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iflag=0 |
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call track_finding(iflag) |
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if(iflag.eq.1)then !bad event |
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goto 880 !fill ntp and go to next event |
88 |
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endif |
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pam-fi |
1.17 |
* ------------------------------------- |
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* fill hough output variables only for the first searc |
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* ------------------------------------- |
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if(.not.SECOND_SEARCH)call fill_hough |
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pam-fi |
1.7 |
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95 |
mocchiut |
1.1 |
iflag=0 |
96 |
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call track_fitting(iflag) |
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pam-fi |
1.17 |
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99 |
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* //////////////////////////////////////////////// |
100 |
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* PATCH to recover events with less than 3 couples |
101 |
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* //////////////////////////////////////////////// |
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* if no tracks have been found |
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* and n.planes with at least one couple (planehit) |
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* is less than 3 try to recover applying the hough |
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* transform to singlet |
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nplanehit=0 |
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do ip=1,NPLANES |
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if(ncp_plane(ip).gt.0)nplanehit=nplanehit+1 |
109 |
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enddo |
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if(DEBUG.eq.1)then |
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cc if(.true.)then |
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print*,'' |
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print*,'-----------------------------------' |
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print*,'n.tracks ',ntrk |
115 |
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print*,'n.hit-planes ',nplanehit |
116 |
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endif |
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if( |
118 |
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$ .not.RECOVER_SINGLETS.and. !recover only once |
119 |
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$ ntrk.eq.0 .and. !no tracks has been found |
120 |
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$ nplanehit.le.3 .and. !if less than 3 hit planes (n.real couples) |
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$ .true.)then |
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RECOVER_SINGLETS=.true. |
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cc if(.true.) |
124 |
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if(DEBUG.EQ.1) |
125 |
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$ print*,' -----> ((( TRY TO RECOVER SINGLETS )))' |
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goto 888 !back to track finding |
127 |
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endif |
128 |
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129 |
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130 |
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* //////////////////////////////////////////////// |
131 |
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* PATCH to recover nuclei |
132 |
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* //////////////////////////////////////////////// |
133 |
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itrk = ntrk !check the last track first |
134 |
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isimage = 0 |
135 |
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BAD_NUCLEUS=.false. |
136 |
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150 continue |
137 |
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138 |
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dedxav = 0. |
139 |
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npt = 0 |
140 |
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dedxmin = 1000000 |
141 |
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if(itrk.gt.0)then |
142 |
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do ip=1,NPLANES |
143 |
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cc print*,ip,' ** ',dedx_x(ip,itrk),dedx_y(ip,itrk) |
144 |
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if(xgood_nt(ip,itrk).eq.1)then |
145 |
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dedxav = dedxav + abs(dedx_x(ip,itrk)) |
146 |
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if(abs(dedx_x(ip,itrk)).lt.dedxmin) |
147 |
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$ dedxmin=abs(dedx_x(ip,itrk)) |
148 |
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npt = npt + 1 |
149 |
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endif |
150 |
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if(ygood_nt(ip,itrk).eq.1)then |
151 |
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dedxav = dedxav + abs(dedx_y(ip,itrk)) |
152 |
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if(abs(dedx_y(ip,itrk)).lt.dedxmin) |
153 |
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$ dedxmin=abs(dedx_y(ip,itrk)) |
154 |
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npt = npt + 1 |
155 |
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endif |
156 |
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enddo |
157 |
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if(npt.gt.0)dedxav = dedxav/npt |
158 |
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if( dedxav.gt.dedx_min_nuclei )then |
159 |
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if( (dedxav-dedxmin)/dedxav.gt.ddedx_min_nuclei ) |
160 |
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$ BAD_NUCLEUS=.true. |
161 |
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endif |
162 |
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endif |
163 |
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if(DEBUG.eq.1)then |
164 |
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cc if(.true.)then |
165 |
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print*,'' |
166 |
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print*,'-----------------------------------' |
167 |
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print*,'itrk ',itrk |
168 |
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print*,'dedx(average) ',dedxav,' cut ',dedx_min_nuclei |
169 |
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print*,'dedx(minimum) ',dedxmin |
170 |
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if(dedxav.gt.0)print*,'(av-min)/av',(dedxav-dedxmin)/dedxav |
171 |
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$ ,' cut ',ddedx_min_nuclei |
172 |
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print*,'BAD_NUCLEUS ? ',BAD_NUCLEUS |
173 |
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endif |
174 |
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175 |
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itrk=0 |
176 |
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if(ntrk.gt.0)itrk = image(ntrk) |
177 |
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if(itrk.gt.0.and.isimage.eq.0)then !hence check the image |
178 |
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isimage=1 |
179 |
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goto 150 |
180 |
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endif |
181 |
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182 |
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183 |
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if( |
184 |
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$ .not.RECOVER_NUCLEI.and. !recover only once |
185 |
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$ (ntrk.eq.0.or.BAD_NUCLEUS).and. !no tracks found or bad nucleus |
186 |
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$ .true.)then |
187 |
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188 |
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RECOVER_NUCLEI = .true. |
189 |
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dedx_x_min = dedx_x_min_nuclei |
190 |
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dedx_y_min = dedx_y_min_nuclei |
191 |
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cc if(.true.) |
192 |
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if(DEBUG.EQ.1) |
193 |
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$ print*,' -----> ((( TRY TO RECOVER NUCLEI )))' |
194 |
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* ---------------------------------------------- |
195 |
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* in case of re-tracking, un-tag used clusters |
196 |
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* ---------------------------------------------- |
197 |
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if(ntrk.ne.0)then |
198 |
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do ip=1,NPLANES |
199 |
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if(cltrx(ip,ntrk).ne.0)cl_used(cltrx(ip,ntrk)) = 0 !un-tag used clusters |
200 |
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if(cltry(ip,ntrk).ne.0)cl_used(cltry(ip,ntrk)) = 0 !un-tag used clusters |
201 |
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enddo |
202 |
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ntrk = ntrk-1 !decrement track |
203 |
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if(isimage.eq.1)then |
204 |
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do ip=1,NPLANES |
205 |
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if(cltrx(ip,ntrk).ne.0)cl_used(cltrx(ip,ntrk)) = 0 !un-tag used clusters |
206 |
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if(cltry(ip,ntrk).ne.0)cl_used(cltry(ip,ntrk)) = 0 !un-tag used clusters |
207 |
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enddo |
208 |
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ntrk = ntrk-1 !decrement track image |
209 |
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endif |
210 |
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endif |
211 |
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goto 888 !back to track finding |
212 |
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213 |
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endif |
214 |
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* ---------------------------------------------- |
215 |
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* back to default parameters for the second-track search |
216 |
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* ---------------------------------------------- |
217 |
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if(RECOVER_NUCLEI)then |
218 |
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dedx_x_min = dedx_x_min_mip |
219 |
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dedx_y_min = dedx_y_min_mip |
220 |
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RECOVER_NUCLEI = .false. |
221 |
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endif |
222 |
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223 |
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if(ntrk.eq.0)goto 880 |
224 |
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225 |
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* ///////////////////////////////////////////////////// |
226 |
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* PATCH to perform a more efficient second-track search |
227 |
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* ///////////////////////////////////////////////////// |
228 |
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* ------------------------------------------------- |
229 |
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* n. hit planes and number of clusters |
230 |
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* ------------------------------------------------- |
231 |
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do ip=1,NPLANES |
232 |
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hitplanex(ip)=0 |
233 |
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hitplaney(ip)=0 |
234 |
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nclusters=0 |
235 |
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enddo |
236 |
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do icl=1,nclstr1 |
237 |
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ip = npl(VIEW(icl)) |
238 |
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if(cl_good(icl).eq.0.or.cl_used(icl).eq.1)goto 9 |
239 |
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if(mod(VIEW(icl),2).eq.1)hitplaney(ip)=hitplaney(ip)+1 !YY |
240 |
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if(mod(VIEW(icl),2).eq.0)hitplanex(ip)=hitplanex(ip)+1 !XX |
241 |
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nclusters=nclusters+1 |
242 |
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9 continue |
243 |
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enddo |
244 |
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nhitplaney=0 |
245 |
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nhitplanex=0 |
246 |
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do ip=1,NPLANES |
247 |
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if(hitplaney(ip).gt.0)nhitplaney=nhitplaney+1 |
248 |
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if(hitplanex(ip).gt.0)nhitplanex=nhitplanex+1 |
249 |
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enddo |
250 |
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* ------------------------------------------------- |
251 |
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* chi2 cut |
252 |
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* ------------------------------------------------- |
253 |
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p0 = 1.111588e+00 |
254 |
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p1 = 1.707656e+00 |
255 |
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p2 = 1.489693e-01 |
256 |
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chi2m025 = p0 |
257 |
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$ + abs(al_nt(5,ntrk))*p1 |
258 |
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$ + al_nt(5,ntrk)*al_nt(5,ntrk)*p2 |
259 |
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chi2m025_0 = p0 + 0.07*p1 + 0.07*0.07*p2 |
260 |
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cc chi2m = (chi2m025-chi2m025_0+12**0.25)**4. !95% |
261 |
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chi2m = (chi2m025-chi2m025_0+20.**0.25)**4. !??? |
262 |
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* ------------------------------------------------- |
263 |
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* image track |
264 |
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* ------------------------------------------------- |
265 |
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ntrk_best = ntrk |
266 |
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chi2_best = chi2_nt(ntrk) |
267 |
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if(image(ntrk).ne.0) |
268 |
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$ chi2_best = min(chi2_nt(ntrk),chi2_nt(image(ntrk))) |
269 |
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if(DEBUG.eq.1)then |
270 |
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cc if(.true.)then |
271 |
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print*,'' |
272 |
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print*,'-----------------------------------' |
273 |
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print*,'chi2_nt(',ntrk_best,') = ',chi2_best,' < ',chi2m,' ?' |
274 |
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print*,'nhitplanex',nhitplanex |
275 |
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print*,'nhitplaney',nhitplaney |
276 |
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print*,'nclusters',nclusters |
277 |
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endif |
278 |
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if( |
279 |
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$ ntrk.gt.ntrk_old.and. !one track must have been already found |
280 |
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$ chi2_best.gt.0 .and. !this track must not be garbage |
281 |
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$ chi2_best.lt.chi2m .and. !" |
282 |
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$ nhitplaney.ge.3.and. !a minimum number of hit planes is required |
283 |
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$ nhitplanex.ge.3.and. !" |
284 |
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$ nclusters.le.20.and. !limit on number of clusters to save time |
285 |
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$ .true.)then |
286 |
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287 |
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SECOND_SEARCH=.true. |
288 |
pam-fi |
1.18 |
c RECOVER_SINGLETS=.true. !OPTIMIZATION |
289 |
pam-fi |
1.17 |
ntrk_old=ntrk |
290 |
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291 |
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if(DEBUG.EQ.1) |
292 |
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cc if(.true.) |
293 |
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$ print*,'***** NEW SEARCH ****' |
294 |
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goto 888 !back to track finding |
295 |
mocchiut |
1.1 |
|
296 |
pam-fi |
1.17 |
endif |
297 |
mocchiut |
1.1 |
|
298 |
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880 continue |
299 |
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300 |
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* ********************************************************** |
301 |
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* stores info about clusters not associated with any track |
302 |
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* ********************************************************** |
303 |
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304 |
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call fill_level2_siglets |
305 |
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|
306 |
pam-fi |
1.16 |
if(DEBUG.EQ.1)then |
307 |
mocchiut |
1.1 |
print*,'' |
308 |
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print*,'DONE!' |
309 |
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print*,'' |
310 |
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print*,'* summary *' |
311 |
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print*,'tracks ',ntrk |
312 |
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print*,'cl used ',(cl_used(i),i=1,nclstr1) |
313 |
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print*,'' |
314 |
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print*,'' |
315 |
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endif |
316 |
pam-fi |
1.5 |
|
317 |
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ngood = 0 |
318 |
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do iv = 1,nviews |
319 |
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ngood = ngood + good1(iv) |
320 |
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enddo |
321 |
mocchiut |
1.1 |
|
322 |
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8800 continue |
323 |
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324 |
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325 |
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* /////////////////////////////////////////////// |
326 |
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* \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\ |
327 |
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328 |
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100 continue |
329 |
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330 |
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return |
331 |
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end |
332 |
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333 |
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334 |
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************************************************************ |
335 |
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336 |
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