/[PAMELA software]/calo/ground/LEVEL2/src/direction.for
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Annotation of /calo/ground/LEVEL2/src/direction.for

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Revision 1.2 - (hide annotations) (download)
Wed Dec 21 16:38:08 2005 UTC (18 years, 11 months ago) by mocchiut
Branch: MAIN
CVS Tags: v4r04, HEAD
Changes since 1.1: +1 -1 lines
Small correction in calorimeter plane position

1 mocchiut 1.1 SUBROUTINE DIRECTION(DEVIA)
2     C-----------------------------------------------------
3     C-
4     C- Purpose and Methods : PROGRAM THAT DETERMINES THE
5     C- TRACK PROJECTIONS ON THE PLANE XZ AND YZ USING
6     C- ONLY CALORIMETER INFORMATION .
7     C-
8     C- Inputs :
9     C- Outputs :
10     C- Controls:
11     C-
12     C- Created 9-FEB-1994 MIRKO BOEZIO
13     C- Modified 21-FEB-2003 MIRKO BOEZIO . ADAPTED TO
14     C- BE USED FOR PAMELA CALORIMETER .
15     C-
16     C------------------------------------------------------
17    
18     IMPLICIT NONE
19    
20     INCLUDE 'INTEST.TXT'
21    
22     INTEGER NVAR,NPAR
23     PARAMETER (NVAR=1,NPAR=2)
24    
25     REAL X(NPLA),Y(NPLA),W(NPLA)
26     REAL DEVIA(2),TG(2)
27     REAL BAR(2,NPLA)
28     REAL A, B, VAR
29     REAL PIANO(22)
30     REAL VARFIT(2)
31    
32     INTEGER ICONT, M, I
33     INTEGER NPFIT(2)
34    
35     INTEGER IBAR(2,NPLA)
36     COMMON/ANGOLO/BAR,IBAR
37     SAVE /ANGOLO/
38    
39     REAL CX, CY
40     COMMON/WHERE/CX,CY,PIANO
41     SAVE /WHERE/
42    
43     COMMON/CALOFIT/VARFIT,NPFIT
44     SAVE/CALOFIT/
45     C
46     ICONT = 0
47     DEVIA(1) = 0.
48     DEVIA(2) = 0.
49     CX = 0.
50     CY = 0.
51     C
52     NPFIT(1) = NPLA
53     NPFIT(2) = NPLA
54     VARFIT(1) = 0.
55     VARFIT(2) = 0.
56     C
57     C THE FIT IS PERFORMED WHEN THERE ARE AT LEAST TWO
58     C LAYERS WITH SIGNAL . FOR THE FIT THE CLUSTER WITH THE
59     C HIGHEST DETECTED ENERGY IS USED .
60     C
61     DO M = 1,2
62     ICONT = 0
63     CALL VZERO(X,NPLA)
64     CALL VZERO(Y,NPLA)
65     CALL VZERO(W,NPLA)
66     DO I = 1,NPLA
67     C
68     IF (MOD(M,2).EQ.0) THEN
69 mocchiut 1.2 X(I) = PIANO(I) - 5.81
70 mocchiut 1.1 ELSE
71     X(I) = PIANO(I)
72     ENDIF
73     C X(I) = -(I-1) * PIANO
74     Y(I) = 0.
75     IF (NCL(M,I).GE.1) THEN
76     ICONT = ICONT + 1
77     Y(I) = CLUS(M,I,1)
78     W(I) = ((CLUS(M,I,1+NCHA/2)**0.79))**2.
79     IF (W(I).GT.2000.) W(I) = 2000.
80     ENDIF
81     if (Y(I).eq.0.or.W(I).eq.2000.) NPFIT(M) = NPFIT(M) - 1
82     ENDDO
83     C
84    
85     A = 0.
86     B = 0.
87     IF (ICONT.GE.2) CALL LFITW(X,Y,W,NPLA,0,A,B,VAR)
88     VARFIT(M) = VAR
89     IF (M.EQ.1) CX = B
90     IF (M.EQ.2) CY = B
91     C
92     DEVIA(M) = A
93     TG(M) = A
94     ENDDO
95     C
96    
97     500 CONTINUE
98     RETURN
99     END

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