/[PAMELA software]/DarthVader/TrackerLevel2/inc/F77/common_momanhough.f
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revision 1.3 by pam-fi, Thu Oct 26 16:22:37 2006 UTC revision 1.8 by pam-fi, Tue Nov 21 17:13:52 2006 UTC
# Line 6  C Line 6  C
6  C     Author: Vannuccini Elena  C     Author: Vannuccini Elena
7  C     Date: 2004/2005  C     Date: 2004/2005
8  C  C
9    
10    c      include 'level1.f'
11  c+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-  c+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
12  c     SPEP 1                          CLUSTERS ----> COUPLES and SINGLETS  c     SPEP 1                          CLUSTERS ----> COUPLES and SINGLETS
13  c+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-  c+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
# Line 16  c     * geometrical criteria Line 18  c     * geometrical criteria
18  c     * charge correlation  c     * charge correlation
19  c      c    
20  c------------------------------------------------------------------------  c------------------------------------------------------------------------
21  *     cut on maximum number of cluster allowed for track finding  
22        parameter (nclstrmax_level2=10*nplanes)  *     maximum (total) number of STORED clusters
23  c      parameter (nclstrmax_level2=5*nplanes)        parameter (nclstrmax_level2 = nclstrmax) ! same as level1
24  *     -----------------------------------------------------------  
25  *     maximum number of couples per plane and total  *     -----------------------------------------------------------
26  *     (only to dimension the vectors)  *     maximum number of cluster (per view) required to perform
27        parameter (ncouplemax=(nclstrmax_level2/nplanes)**2)  *     track serching with full Hough transform
28        parameter (ncouplemaxtot=ncouplemax*nplanes)  *     (singlets recovered during track refinement)
29          parameter (nclusterlimit=6)
30    *     -----------------------------------------------------------
31    *     maximum number of couples (per plane) required to perform
32    *     track serching with full Hough transform
33    *     (couples recovered during track refinement)
34          parameter (ncouplelimit=8)
35    
36    *     -----------------------------------------------------------
37    *     maximum number of STORED couples, per plane and total
38    *     (to dimension the vectors)
39    c      parameter (ncouplemax=2*(nclstrmax_level2/nplanes)**2)
40    c      parameter (ncouplemaxtot=ncouplemax*nplanes)
41           parameter (ncouplemax    = nclusterlimit*nclusterlimit)
42           parameter (ncouplemaxtot = ncouplemax*nplanes)
43  *     -----------------------------------------------------------  *     -----------------------------------------------------------
44  *     maximum number of STORED couples  *     maximum number of STORED couples
45  *     (if the identified couples exceeds this number the  *     (if the identified couples exceeds this number the
46  *     track identification is not performed and the event is  *     track identification is not performed and the event is
47  *     tagged as not good)  *     tagged as not good)
48  c      parameter (ncp_max=10*nplanes)  c      parameter (ncp_max=10*nplanes)
49        parameter (ncp_max=20*nplanes)  c      parameter (ncp_max=10*nplanes)
50  c      parameter (ncp_max=ncouplemaxtot)  c      parameter (ncp_max        = ncouplemaxtot)
51    
52    
53    
54    *     -----------------------------------------------------------
55    *     mask of views
56    *     0 = ok
57    *     1 = n.clusters > nclusterlimit    
58    *     8 = n.couples  > ncouplelimit
59    *     2 = n.couples  > ncouplemax
60    *     3 = n.doublets > ndblt_max
61    *     4 = n.triplets > ntrpt_max
62    *     5 = n.clouds yz > ncloyz_max
63    *     6 = n.clouds xz > ncloxz_max
64    *     7 = n.track candidates > NTRACKSMAX
65          integer mask_view(nviews)
66          common/maskview/mask_view
67    
68    
69  *     -----------------------------------------------------------  *     -----------------------------------------------------------
70  *     --- CLUSTERS ----------------------------------------------  *     --- CLUSTERS ----------------------------------------------
# Line 47  c      parameter (ncp_max=ncouplemaxtot) Line 80  c      parameter (ncp_max=ncouplemaxtot)
80  *     mask for clusters associated to a track  *     mask for clusters associated to a track
81  *      1 = used  *      1 = used
82  *      0 = not used  *      0 = not used
83        integer cl_used(nclstrmax_level2)        integer cl_used(nclstrmax_level2)
84          integer ncl_view(nviews)  !n.clusters per plane
85  *     -----------------------------------------------------------  *     -----------------------------------------------------------
86        common/clusters/cl_good,cl_used        common/clusters/cl_good,cl_used,ncl_view
87    
88  *     -----------------------------------------------------------  *     -----------------------------------------------------------
89  *     --- COUPLES -----------------------------------------------  *     --- COUPLES -----------------------------------------------
# Line 261  c--------------------------------------- Line 295  c---------------------------------------
295    
296    
297    
298    c------------------------------------------------------------------------
299    c     CUTS and other parameters
300    c------------------------------------------------------------------------
301          PARAMETER (PIGR=3.14)     !159265359)!(1)
302    *     -----------------------------------------------------
303    *     cuts on cluster signal
304    *     -----------------------------------------------------
305          parameter (dedx_x_min=0.)
306          parameter (dedx_y_min=0.)
307    *     -----------------------------------------------------
308    *     number of GOOD strips around MAXS
309    *     (NB this cut has been removed in track fitting but
310    *     not in calibration)
311    *     -----------------------------------------------------
312          parameter (ngoodstr=2)  
313    *     -----------------------------------------------------
314    *     first cuts on the parameters determined with
315    *     the hough transform, in order to exclude from the
316    *     analysis non physical dublets and triplets
317    *     (out of the geometrical acceptance of the apparatus)
318    *     -----------------------------------------------------
319    *     geometrical acceptance whit 6 planes              
320    c$$$      parameter (alfyz1_max=8.7)  !Y0  (real acc+1cm)    
321    c$$$      parameter (alfyz2_max=0.47) !tg theta-yz (18+7deg)
322    c$$$      parameter (alfxz1_max=9.5)  !X0  (real acc+1cm)    
323    c$$$      parameter (alfxz2_max=0.47) !tg theta-xz (18+7deg)
324    
325    c$$$*     geometrical acceptance whit the last 5 planes      
326    c$$$      parameter (alfyz1_max=12.4) !Y0  (real acc+1cm)  
327    c$$$      parameter (alfyz2_max=0.55) !tg theta-yz (22+7deg)
328    c$$$      parameter (alfxz1_max=13.7) !X0  (real acc+1cm)    
329    c$$$      parameter (alfxz2_max=0.55) !tg theta-xz (22+7deg)
330    c$$$
331    c$$$*     geometrical acceptance whit the last 4 planes      
332    c$$$      parameter (alfyz1_max=18.6) !Y0  (real acc+1cm)  
333    c$$$      parameter (alfyz2_max=0.70) !tg theta-yz (28+7deg)
334    c$$$      parameter (alfxz1_max=20.6) !X0  (real acc+1cm)  
335    c$$$      parameter (alfxz2_max=0.70) !tg theta-xz (28+7deg)
336    c$$$
337    *     geometrical acceptance whit the last 3 planes    
338          parameter (alfyz1_max=31.0) !Y0  (real acc+1cm)  
339          parameter (alfyz2_max=1.04) !tg theta-yz (39+7deg)
340          parameter (alfxz1_max=34.4) !X0  (real acc+1cm)  
341          parameter (alfxz2_max=1.04) !tg theta-xz (39+7deg)
342    *     -----------------------------------------------------
343    *     cut on the position of the circle center:
344    *     center inside the spectrometer volume is not physical
345    *     ==> THE TRIPLET IS REJECTED
346    *     -----------------------------------------------------
347          parameter (xclimit=8.)    !cm
348    *     -----------------------------------------------------
349    *     Parameter normalization constants, needed to evaluate
350    *     distances in parameter space
351    *     -----------------------------------------------------
352          parameter (Dalfaxz3=1.)
353    
354    *     --- David ground
355    c$$$      parameter (Dalfayz1=0.8864e-1)
356    c$$$      parameter (Dalfayz2=0.6204e-3)
357    c$$$      parameter (Dalfaxz1=0.2909e-1)
358    c$$$      parameter (Dalfaxz2=0.2759e-2)
359    *     --- David flight (preliminary)
360          parameter (Dalfayz1=0.64e-3)
361          parameter (Dalfayz2=0.54e-3)
362          parameter (Dalfaxz1=0.50e-3)
363          parameter (Dalfaxz2=0.12e-3)
364    
365    
366    *     -----------------------------------------------------
367    *     Cut on normalized distances in parameter space.
368    *     Doublets/triplets are recursively included in a cloud
369    *     if the distance from any of the points already included
370    *     is less than this cut.
371    *     -----------------------------------------------------
372    *     --- David ground
373    c$$$      parameter(cutystart=0.3)  
374    c$$$      parameter(cutystep=0.3)    
375    c$$$      parameter(cutxstart=1.)
376    c$$$      parameter(cutxstep=1.)  
377    c$$$      parameter(maxcuty=100.)
378    c$$$      parameter(maxcutx=150.)
379    c$$$      parameter(nstepx=50)     !inclusion-cut increasing steps
380    c$$$      parameter(nstepy=50)
381    *     --- David flight (preliminary)
382          parameter(cutystart=7.)  
383          parameter(cutystep=5.)              
384          parameter(cutxstart=5.)
385          parameter(cutxstep=2.)  
386          parameter(maxcuty=200.)
387          parameter(maxcutx=150.)  
388          parameter(nstepx=5)       !inclusion-cut increasing steps
389          parameter(nstepy=5)
390          
391    
392    
393          real cutdistyz            !y0 / tg theta_yz space  
394          real cutdistxz            !x0 / tg theta_xz space  
395          common/cutdi/cutdistyz,cutdistxz
396    *     (NB deflection is not considered in the selection criteria)
397    *     --------------------------------------------------
398    *     cloud selection
399    *     --------------------------------------------------
400          parameter(x_min_start=4)
401          parameter(x_min_step=1)  
402          
403          integer ncpxz_min
404          integer nptxz_min         !for a circle        
405          integer nplxz_min         !for a circle      
406    
407          common/cutxclouds/ncpxz_min,nptxz_min,nplxz_min
408    
409          parameter(y_min_start=3)
410    
411          integer ncpyz_min      
412          integer nptyz_min         !for a straight line
413          integer nplyz_min         !for a circle        
414          common/cutyclouds/ncpyz_min,nptyz_min,nplyz_min
415    *     --------------------------------------------------
416    
417    *     -----------------------------------------------------
418    *     minimum number of matching couples required to combine
419    *     XZ-YZ clouds and perform the fit
420    *     -----------------------------------------------------
421          parameter (ncpok=3)      
422    
423    *     -----------------------------------------------------
424    *     maximum value of deflection from Hough transform
425    *     accepted in order to perform the track fit
426    *     -----------------------------------------------------
427    c      parameter (defmax=10000.) !GV-1
428          parameter (defmax=100.) !GV-1
429    
430    *     -----------------------------------------------------
431    *     cut to include new couple or single clusters in the
432    *     track fitting, after the first fit
433    *     -----------------------------------------------------
434          parameter (clinc=3)
435    
436    
437    
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