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Last change
on this file since 2759 was
2759,
checked in by aslmd, 2 years ago
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adding unmodified code from WRFV3.0.1.1, expurged from useless data +1M size
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File size:
1.5 KB
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| 1 | !CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
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| 2 | ! |
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| 3 | ! FFTPACK 5.0 |
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| 4 | ! Copyright (C) 1995-2004, Scientific Computing Division, |
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| 5 | ! University Corporation for Atmospheric Research |
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| 6 | ! Licensed under the GNU General Public License (GPL) |
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| 7 | ! |
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| 8 | ! Authors: Paul N. Swarztrauber and Richard A. Valent |
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| 9 | ! |
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| 10 | ! $Id: factor.f,v 1.2 2004/06/15 21:29:19 rodney Exp $ |
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| 11 | ! |
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| 12 | !CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
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| 13 | |
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| 14 | SUBROUTINE FACTOR (N,NF,FAC) |
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| 15 | REAL FAC(*) |
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| 16 | INTEGER NTRYH(4) |
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| 17 | DATA NTRYH(1),NTRYH(2),NTRYH(3),NTRYH(4)/4,2,3,5/ |
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| 18 | ! |
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| 19 | NL = N |
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| 20 | NF = 0 |
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| 21 | J = 0 |
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| 22 | 101 J = J+1 |
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| 23 | IF (J-4) 102,102,103 |
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| 24 | 102 NTRY = NTRYH(J) |
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| 25 | GO TO 104 |
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| 26 | 103 NTRY = NTRY+2 |
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| 27 | 104 NQ = NL/NTRY |
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| 28 | NR = NL-NTRY*NQ |
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| 29 | IF (NR) 101,105,101 |
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| 30 | 105 NF = NF+1 |
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| 31 | FAC(NF) = NTRY |
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| 32 | NL = NQ |
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| 33 | IF (NL .NE. 1) GO TO 104 |
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| 34 | RETURN |
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| 35 | END |
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