/[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 1.3 - (show annotations) (download)
Mon Oct 2 13:12:47 2006 UTC (18 years, 3 months ago) by pam-fi
Branch: MAIN
Changes since 1.2: +7 -2 lines
modified charge correlation

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 * number of GOOD strips around MAXS
30 * (NB this cut has been removed in track fitting but
31 * not in calibration)
32 * now the cut is used to avoid charge correlation
33 * for clusters with bad strips
34 * -----------------------------------------------------
35 * parameter (ngoodstr=1)
36 * parameter (ngoodstr=2)
37 parameter (ngoodstr=2)
38
39 * -----------------------------------------------------
40 * first cuts on the parameters determined with
41 * the hough transform, in order to exclude from the
42 * following analysis not physical dublets and triplets
43 * (out of the geometrical acceptance of the apparatus)
44 * -----------------------------------------------------
45 parameter (alfyz1_max=70.7) !Y0
46 parameter (alfyz2_max=0.47) !tg theta-yz (25 deg)
47 parameter (alfxz1_max=80.7) !X0
48 parameter (alfxz2_max=0.47) !tg theta-xz (25 deg)
49 * -----------------------------------------------------
50 * cut on the position of the circle center:
51 * center inside the spectrometer volume is not physical
52 * ==> THE TRIPLET IS REJECTED
53 * -----------------------------------------------------
54 parameter (xclimit=8.) !cm
55
56 * -----------------------------------------------------
57 * Parameter normalization constants, needed to evaluate
58 * distances in parameter space
59 * -----------------------------------------------------
60 parameter (Dalfayz1=0.1689e-2)
61 parameter (Dalfayz2=0.4813e-4)
62 parameter (Dalfaxz1=0.1974e-2)
63 parameter (Dalfaxz2=0.7978e-4)
64 parameter (Dalfaxz3=1.)
65 * -----------------------------------------------------
66 * Cut on normalized distances in parameter space.
67 * Doublets/triplets are recursively included in a cloud
68 * if the distance from any of the points already included
69 * is less than this cut.
70 * -----------------------------------------------------
71 c parameter (cutdistyz=10.) !y0 / tg theta_yz space
72 c parameter (cutdistxz=30.) !x0 / tg theta_xz space
73 c parameter (cutdistyz=20.) !y0 / tg theta_yz space !(2)
74 c parameter (cutdistxz=60.) !x0 / tg theta_xz space !(2)
75 parameter (cutdistyz=30.) !y0 / tg theta_yz space !(2)
76 parameter (cutdistxz=90.) !x0 / tg theta_xz space !(2)
77 * (NB deflection is not considered in the selection criteria)
78
79 * --------------------------------------------------
80 * cloud selection
81 * --------------------------------------------------
82 * minimum number of COUPLES required in order to select a cloud
83 c parameter (ncpyz_min=3) !for a straight line
84 c parameter (ncpxz_min=4) !for a circle
85 parameter (ncpyz_min=3) !for a straight line !(2)
86 parameter (ncpxz_min=3) !for a circle !(2)
87 * minimum number of POINTS required in order to select a cloud
88 c parameter (nptyz_min=3) !for a straight line
89 c parameter (nptxz_min=6) !for a circle
90 parameter (nptyz_min=3) !for a straight line !(2)
91 parameter (nptxz_min=3) !for a circle !(2)
92 * minimum number of PLANES required in order to select a cloud
93 c parameter (nplyz_min=3) !for a straight line
94 c parameter (nplxz_min=4) !for a circle
95 parameter (nplyz_min=3) !for a straight line !(2)
96 parameter (nplxz_min=3) !for a circle !(2)
97 * --------------------------------------------------
98
99 * -----------------------------------------------------
100 * minimum number of matching couples required to combine
101 * XZ-YZ clouds and perform the fit
102 * -----------------------------------------------------
103 c parameter (ncpok=4)
104 parameter (ncpok=3) !(2)
105
106 * -----------------------------------------------------
107 * maximum value of deflection from Hough transform
108 * accepted in order to perform the track fit
109 * -----------------------------------------------------
110 c parameter (defmax=10.) !GV-1
111 c parameter (defmax=10000.) !GV-1
112 parameter (defmax=25.) !GV-1
113
114 * -----------------------------------------------------
115 * cut to include new couple or single clusters in the
116 * track fitting, after the first fit
117 * -----------------------------------------------------
118 c parameter (clinc=4)
119 c parameter (clinc=6)
120 parameter (clinc=10)
121
122

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