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Commit | Line | Data |
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fe4da5cc | 1 | * |
2 | * $Id$ | |
3 | * | |
4 | * $Log$ | |
5 | * Revision 1.1.1.1 1995/10/24 10:20:48 cernlib | |
6 | * Geant | |
7 | * | |
8 | * | |
9 | #include "geant321/pilot.h" | |
10 | *CMZ : 3.21/02 29/03/94 15.41.28 by S.Giani | |
11 | *-- Author : | |
12 | SUBROUTINE GFCOOR(X,IAXIS,C) | |
13 | C. | |
14 | C. ***************************************************************** | |
15 | C. * * | |
16 | C. * ROUTINE TO COMPUTE THE COORDINATE C CORRESPONDING TO THE * | |
17 | C. * AXIS IAXIS FOR THE POINT X(1-3). * | |
18 | C. * IAXIS = 1 IS THE USUAL X AXIS ------> X(1) * | |
19 | C. * IAXIS = 2 IS THE USUAL Y AXIS ------> X(2) * | |
20 | C. * IAXIS = 3 IS THE USUAL Z AXIS ------> X(3) * | |
21 | C. * IAXIS = 4 IS THE X,Y PLANE R VALUE. * | |
22 | C. * IAXIS = 5 IS THE FULL X,Y,Z R VALUE. * | |
23 | C. * IAXIS = 6 IS AZIMUTH PHI (ANGLE IN X,Y PLANE). * | |
24 | C. * IAXIS = 7 IS THE POLAR ANGLE THETA (R,Z PLANE). * | |
25 | C. * * | |
26 | C. * ==>Called by : GFTRAC, GINVOL, GMEDIA, GNEXT, GTMEDI, * | |
27 | C. * GTNEXT * | |
28 | C. * Author A.McPherson ********* * | |
29 | C. * * | |
30 | C. ***************************************************************** | |
31 | C. | |
32 | #include "geant321/gconsp.inc" | |
33 | #include "geant321/gcunit.inc" | |
34 | DIMENSION X(*) | |
35 | C. | |
36 | C. ---------------------------------------------------- | |
37 | C. | |
38 | IF(IAXIS.LE.0.OR.IAXIS.GE.8) THEN | |
39 | WRITE(CHMAIL,10000) IAXIS | |
40 | CALL GMAIL(0,0) | |
41 | * | |
42 | ELSEIF(IAXIS.LE.3) THEN | |
43 | C=X(IAXIS) | |
44 | * | |
45 | ELSEIF(IAXIS.EQ.4) THEN | |
46 | C=X(1)*X(1)+X(2)*X(2) | |
47 | IF(C.GT.0.0) C=SQRT(C) | |
48 | * | |
49 | ELSEIF(IAXIS.EQ.5) THEN | |
50 | C=X(1)*X(1)+X(2)*X(2)+X(3)*X(3) | |
51 | IF(C.GT.0.0) C=SQRT(C) | |
52 | * | |
53 | ELSEIF(IAXIS.EQ.6) THEN | |
54 | C=0.0 | |
55 | IF(ABS(X(1)).GE.1.0E-10.AND.ABS(X(2)).GE.1.0E-10) THEN | |
56 | C=ATAN2(X(2),X(1))*RADDEG | |
57 | ELSEIF(ABS(X(4)).GE.1.0E-10.AND.ABS(X(5)).GE.1.0E-10) THEN | |
58 | C=ATAN2(X(5),X(4))*RADDEG | |
59 | ENDIF | |
60 | IF(C.LT.0.0) C=C+360.0 | |
61 | * | |
62 | ELSEIF(IAXIS.EQ.7) THEN | |
63 | C=90.0 | |
64 | IF(ABS(X(3)).LT.1.0E-10) GO TO 999 | |
65 | R=X(1)*X(1)+X(2)*X(2) | |
66 | IF(R.GT.0.0) R=SQRT(R) | |
67 | C=ATAN2(R,X(3))*RADDEG | |
68 | IF(C.LT.0.0) C=C+180.0 | |
69 | IF(C.EQ.0.0.AND.X(3).LE.0.0) C=180.0 | |
70 | * | |
71 | ENDIF | |
72 | 10000 FORMAT(' ***** GFCOOR: IAXIS =',I5,' NOT SUPPORTED *****') | |
73 | 999 END |