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62 lines
1.9 KiB
62 lines
1.9 KiB
2 years ago
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C Copyright(C) 1999-2020 National Technology & Engineering Solutions
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C of Sandia, LLC (NTESS). Under the terms of Contract DE-NA0003525 with
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C NTESS, the U.S. Government retains certain rights in this software.
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C
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C See packages/seacas/LICENSE for details
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C=======================================================================
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SUBROUTINE CFVMAX (NUMFAC, VARFAC, NMIN, NMAX, FMIN, FMAX)
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C=======================================================================
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C --*** CFVMAX *** (DETOUR) Calculate face variable min/max and count number
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C -- Written by Amy Gilkey - revised 03/09/88
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C --
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C --CFVMAX calculates the minimum and maximum value of a face variable
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C --and counts the number of occurrences of the minimum and maximum.
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C --
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C --Parameters:
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C -- NUMFAC - IN - the number of surface faces
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C -- VARFAC - IN - the face variable values
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C -- NMIN, NMAX - OUT - the number of variables values matching the
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C -- minimum and the maximum
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C -- FMIN, FMAX - OUT - the face variable minimums and maximums
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REAL VARFAC(*)
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LOGICAL INIT
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NMIN = 0
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NMAX = 0
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FMIN = 0.0
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FMAX = 0.0
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INIT = .TRUE.
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DO 100 IFAC = 1, NUMFAC
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IF (INIT) THEN
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FMIN = VARFAC(IFAC)
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NMIN = 1
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FMAX = VARFAC(IFAC)
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NMAX = 1
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INIT = .FALSE.
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ELSE
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IF (FMIN .GE. VARFAC(IFAC)) THEN
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IF (FMIN .EQ. VARFAC(IFAC)) THEN
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NMIN = NMIN + 1
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ELSE
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FMIN = VARFAC(IFAC)
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NMIN = 1
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END IF
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END IF
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IF (FMAX .LE. VARFAC(IFAC)) THEN
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IF (FMAX .EQ. VARFAC(IFAC)) THEN
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NMAX = NMAX + 1
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ELSE
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FMAX = VARFAC(IFAC)
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NMAX = 1
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END IF
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END IF
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END IF
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100 CONTINUE
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RETURN
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END
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