/[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 1.5 by pam-fi, Thu Nov 2 11:21:36 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          parameter (nclstrmax_level2 = nclstrmax)
24    c      parameter (nclstrmax_level2=10*nplanes)
25  c      parameter (nclstrmax_level2=5*nplanes)  c      parameter (nclstrmax_level2=5*nplanes)
26    
27    *     -----------------------------------------------------------
28    *     maximum number of cluster (per view) required to perform
29    *     track serching with full Hough transform
30          parameter (nclustermax=6)
31    
32  *     -----------------------------------------------------------  *     -----------------------------------------------------------
33  *     maximum number of couples per plane and total  *     maximum number of couples per plane and total
34  *     (only to dimension the vectors)  *     (only to dimension the vectors)
35        parameter (ncouplemax=(nclstrmax_level2/nplanes)**2)  c      parameter (ncouplemax=2*(nclstrmax_level2/nplanes)**2)
36        parameter (ncouplemaxtot=ncouplemax*nplanes)  c      parameter (ncouplemaxtot=ncouplemax*nplanes)
37           parameter (ncouplemax    = nclustermax*nclustermax)
38           parameter (ncouplemaxtot = ncouplemax*nplanes)
39  *     -----------------------------------------------------------  *     -----------------------------------------------------------
40  *     maximum number of STORED couples  *     maximum number of STORED couples
41  *     (if the identified couples exceeds this number the  *     (if the identified couples exceeds this number the
42  *     track identification is not performed and the event is  *     track identification is not performed and the event is
43  *     tagged as not good)  *     tagged as not good)
44  c      parameter (ncp_max=10*nplanes)  c      parameter (ncp_max=10*nplanes)
45        parameter (ncp_max=20*nplanes)  c      parameter (ncp_max=10*nplanes)
46  c      parameter (ncp_max=ncouplemaxtot)  c      parameter (ncp_max        = ncouplemaxtot)
47    
48    
49    
50    *     -----------------------------------------------------------
51    *     mask of views
52    *     0 = ok
53    *     1 = n.clusters > nclustermax
54    *     2 = n.couples  > ncouplemax
55    *     3 = n.doublets > ndblt_max
56    *     4 = n.triplets > ntrpt_max
57    *     5 = n.clouds yz > ncloyz_max
58    *     6 = n.clouds xz > ncloxz_max
59    *     7 = n.track candidates > NTRACKSMAX
60          integer mask_view(nviews)
61          common/maskview/mask_view
62    
63    
64  *     -----------------------------------------------------------  *     -----------------------------------------------------------
65  *     --- CLUSTERS ----------------------------------------------  *     --- CLUSTERS ----------------------------------------------
# Line 47  c      parameter (ncp_max=ncouplemaxtot) Line 75  c      parameter (ncp_max=ncouplemaxtot)
75  *     mask for clusters associated to a track  *     mask for clusters associated to a track
76  *      1 = used  *      1 = used
77  *      0 = not used  *      0 = not used
78        integer cl_used(nclstrmax_level2)        integer cl_used(nclstrmax_level2)
79          integer ncl_view(nviews)  !n.clusters per plane
80  *     -----------------------------------------------------------  *     -----------------------------------------------------------
81        common/clusters/cl_good,cl_used        common/clusters/cl_good,cl_used,ncl_view
82    
83  *     -----------------------------------------------------------  *     -----------------------------------------------------------
84  *     --- COUPLES -----------------------------------------------  *     --- COUPLES -----------------------------------------------
# Line 261  c--------------------------------------- Line 290  c---------------------------------------
290    
291    
292    
293    c------------------------------------------------------------------------
294    c     CUTS and other parameters
295    c------------------------------------------------------------------------
296          PARAMETER (PIGR=3.14)     !159265359)!(1)
297    *     -----------------------------------------------------
298    *     cuts on cluster signal
299    *     -----------------------------------------------------
300          parameter (dedx_x_min=0.)
301          parameter (dedx_y_min=0.)
302    *     -----------------------------------------------------
303    *     number of GOOD strips around MAXS
304    *     (NB this cut has been removed in track fitting but
305    *     not in calibration)
306    *     -----------------------------------------------------
307          parameter (ngoodstr=2)  
308    *     -----------------------------------------------------
309    *     first cuts on the parameters determined with
310    *     the hough transform, in order to exclude from the
311    *     analysis non physical dublets and triplets
312    *     (out of the geometrical acceptance of the apparatus)
313    *     -----------------------------------------------------
314    *     geometrical acceptance whit 6 planes              
315    c$$$      parameter (alfyz1_max=8.7)  !Y0  (real acc+1cm)    
316    c$$$      parameter (alfyz2_max=0.47) !tg theta-yz (18+7deg)
317    c$$$      parameter (alfxz1_max=9.5)  !X0  (real acc+1cm)    
318    c$$$      parameter (alfxz2_max=0.47) !tg theta-xz (18+7deg)
319    
320    c$$$*     geometrical acceptance whit the last 5 planes      
321    c$$$      parameter (alfyz1_max=12.4) !Y0  (real acc+1cm)  
322    c$$$      parameter (alfyz2_max=0.55) !tg theta-yz (22+7deg)
323    c$$$      parameter (alfxz1_max=13.7) !X0  (real acc+1cm)    
324    c$$$      parameter (alfxz2_max=0.55) !tg theta-xz (22+7deg)
325    c$$$
326    c$$$*     geometrical acceptance whit the last 4 planes      
327    c$$$      parameter (alfyz1_max=18.6) !Y0  (real acc+1cm)  
328    c$$$      parameter (alfyz2_max=0.70) !tg theta-yz (28+7deg)
329    c$$$      parameter (alfxz1_max=20.6) !X0  (real acc+1cm)  
330    c$$$      parameter (alfxz2_max=0.70) !tg theta-xz (28+7deg)
331    c$$$
332    *     geometrical acceptance whit the last 3 planes    
333          parameter (alfyz1_max=31.0) !Y0  (real acc+1cm)  
334          parameter (alfyz2_max=1.04) !tg theta-yz (39+7deg)
335          parameter (alfxz1_max=34.4) !X0  (real acc+1cm)  
336          parameter (alfxz2_max=1.04) !tg theta-xz (39+7deg)
337    *     -----------------------------------------------------
338    *     cut on the position of the circle center:
339    *     center inside the spectrometer volume is not physical
340    *     ==> THE TRIPLET IS REJECTED
341    *     -----------------------------------------------------
342          parameter (xclimit=8.)    !cm
343    *     -----------------------------------------------------
344    *     Parameter normalization constants, needed to evaluate
345    *     distances in parameter space
346    *     -----------------------------------------------------
347          parameter (Dalfaxz3=1.)
348          parameter (Dalfayz1=0.8864e-1)
349          parameter (Dalfayz2=0.6204e-3)
350          parameter (Dalfaxz1=0.2909e-1)
351          parameter (Dalfaxz2=0.2759e-2)
352    *     -----------------------------------------------------
353    *     Cut on normalized distances in parameter space.
354    *     Doublets/triplets are recursively included in a cloud
355    *     if the distance from any of the points already included
356    *     is less than this cut.
357    *     -----------------------------------------------------
358          parameter(cutystart=0.3)  
359          parameter(cutystep=0.3)    
360          parameter(cutxstart=1.)
361          parameter(cutxstep=1.)  
362          parameter(maxcuty=100.)
363          parameter(maxcutx=150.)
364    
365          parameter(nstepx=50)     !inclusion-cut increasing steps
366          parameter(nstepy=50)
367    
368          real cutdistyz            !y0 / tg theta_yz space  
369          real cutdistxz            !x0 / tg theta_xz space  
370          common/cutdi/cutdistyz,cutdistxz
371    *     (NB deflection is not considered in the selection criteria)
372    *     --------------------------------------------------
373    *     cloud selection
374    *     --------------------------------------------------
375          parameter(x_min_start=4)
376          parameter(x_min_step=1)  
377          
378          integer ncpxz_min
379          integer nptxz_min         !for a circle        
380          integer nplxz_min         !for a circle      
381    
382          common/cutxclouds/ncpxz_min,nptxz_min,nplxz_min
383    
384          parameter(y_min_start=3)
385    
386          integer ncpyz_min      
387          integer nptyz_min         !for a straight line
388          integer nplyz_min         !for a circle        
389          common/cutyclouds/ncpyz_min,nptyz_min,nplyz_min
390    *     --------------------------------------------------
391    
392    *     -----------------------------------------------------
393    *     minimum number of matching couples required to combine
394    *     XZ-YZ clouds and perform the fit
395    *     -----------------------------------------------------
396          parameter (ncpok=3)      
397    
398    *     -----------------------------------------------------
399    *     maximum value of deflection from Hough transform
400    *     accepted in order to perform the track fit
401    *     -----------------------------------------------------
402          parameter (defmax=10000.) !GV-1
403    
404    *     -----------------------------------------------------
405    *     cut to include new couple or single clusters in the
406    *     track fitting, after the first fit
407    *     -----------------------------------------------------
408          parameter (clinc=10)
409    
410    
411    
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