/[PAMELA software]/DarthVader/TrackerLevel2/inc/F77/momanhough_init.f
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Contents of /DarthVader/TrackerLevel2/inc/F77/momanhough_init.f

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Revision 1.5 - (show annotations) (download)
Fri Oct 27 17:03:18 2006 UTC (18 years, 1 month ago) by pam-fi
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1 C Parameter definition for the program
2 C
3 C momanhough.f
4 C
5 C Author: Vannuccini Elena
6 C Date: 2004/2005
7 C
8 c------------------------------------------------------------------------
9 c CUTS and other parameters
10 c------------------------------------------------------------------------
11
12 c*****************************************************
13 cccccc 10/9/2005 modified by david fedele --> (1)
14 c
15 cccccc20/10/2005 modified by elena --> (2)
16 c (rilasciati i tagli per la hough transform,
17 c in attesa dell'allineamento delle colonne)
18 c****************************************************
19
20 PARAMETER (PIGR=3.14) !159265359)!(1)
21 * -----------------------------------------------------
22 * cuts on cluster signal
23 * -----------------------------------------------------
24 c parameter (dedx_x_min=70.)
25 c parameter (dedx_y_min=50.)
26 parameter (dedx_x_min=0.)
27 parameter (dedx_y_min=0.)
28 * -----------------------------------------------------
29 * cuts on cluster multiplicity
30 * -----------------------------------------------------
31 parameter (mult_x_max=15)
32 parameter (mult_y_max=15)
33 * -----------------------------------------------------
34 * number of GOOD strips around MAXS
35 * (NB this cut has been removed in track fitting but
36 * not in calibration)
37 * now the cut is used to avoid charge correlation
38 * for clusters with bad strips
39 * -----------------------------------------------------
40 * parameter (ngoodstr=1)
41 * parameter (ngoodstr=2)
42 parameter (ngoodstr=2)
43
44 * -----------------------------------------------------
45 * first cuts on the parameters determined with
46 * the hough transform, in order to exclude from the
47 * following analysis not physical dublets and triplets
48 * (out of the geometrical acceptance of the apparatus)
49 * -----------------------------------------------------
50 parameter (alfyz1_max=70.7) !Y0
51 parameter (alfyz2_max=0.47) !tg theta-yz (25 deg)
52 parameter (alfxz1_max=80.7) !X0
53 parameter (alfxz2_max=0.47) !tg theta-xz (25 deg)
54 * -----------------------------------------------------
55 * cut on the position of the circle center:
56 * center inside the spectrometer volume is not physical
57 * ==> THE TRIPLET IS REJECTED
58 * -----------------------------------------------------
59 parameter (xclimit=8.) !cm
60
61 * -----------------------------------------------------
62 * Parameter normalization constants, needed to evaluate
63 * distances in parameter space
64 * -----------------------------------------------------
65 parameter (Dalfayz1=0.1689e-2)
66 parameter (Dalfayz2=0.4813e-4)
67 parameter (Dalfaxz1=0.1974e-2)
68 parameter (Dalfaxz2=0.7978e-4)
69 parameter (Dalfaxz3=1.)
70 * -----------------------------------------------------
71 * Cut on normalized distances in parameter space.
72 * Doublets/triplets are recursively included in a cloud
73 * if the distance from any of the points already included
74 * is less than this cut.
75 * -----------------------------------------------------
76 c parameter (cutdistyz=10.) !y0 / tg theta_yz space
77 c parameter (cutdistxz=30.) !x0 / tg theta_xz space
78 c parameter (cutdistyz=20.) !y0 / tg theta_yz space !(2)
79 c parameter (cutdistxz=60.) !x0 / tg theta_xz space !(2)
80 parameter (cutdistyz=30.) !y0 / tg theta_yz space !(2)
81 parameter (cutdistxz=90.) !x0 / tg theta_xz space !(2)
82 * (NB deflection is not considered in the selection criteria)
83
84 * --------------------------------------------------
85 * cloud selection
86 * --------------------------------------------------
87 * minimum number of COUPLES required in order to select a cloud
88 c parameter (ncpyz_min=3) !for a straight line
89 c parameter (ncpxz_min=4) !for a circle
90 parameter (ncpyz_min=3) !for a straight line !(2)
91 parameter (ncpxz_min=3) !for a circle !(2)
92 * minimum number of POINTS required in order to select a cloud
93 c parameter (nptyz_min=3) !for a straight line
94 c parameter (nptxz_min=6) !for a circle
95 parameter (nptyz_min=3) !for a straight line !(2)
96 parameter (nptxz_min=3) !for a circle !(2)
97 * minimum number of PLANES required in order to select a cloud
98 c parameter (nplyz_min=3) !for a straight line
99 c parameter (nplxz_min=4) !for a circle
100 parameter (nplyz_min=3) !for a straight line !(2)
101 parameter (nplxz_min=3) !for a circle !(2)
102 * --------------------------------------------------
103
104 * -----------------------------------------------------
105 * minimum number of matching couples required to combine
106 * XZ-YZ clouds and perform the fit
107 * -----------------------------------------------------
108 c parameter (ncpok=4)
109 parameter (ncpok=3) !(2)
110
111 * -----------------------------------------------------
112 * maximum value of deflection from Hough transform
113 * accepted in order to perform the track fit
114 * -----------------------------------------------------
115 c parameter (defmax=10.) !GV-1
116 c parameter (defmax=10000.) !GV-1
117 parameter (defmax=25.) !GV-1
118
119 * -----------------------------------------------------
120 * cut to include new couple or single clusters in the
121 * track fitting, after the first fit
122 * -----------------------------------------------------
123 c parameter (clinc=4)
124 c parameter (clinc=6)
125 parameter (clinc=10)
126
127

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