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42 lines
1.3 KiB
42 lines
1.3 KiB
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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INTEGER FUNCTION LOCRL (VALU, NVALUS, VALUOK, VALUS)
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C=======================================================================
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C --*** LOCRL *** (TIMSEL) Find closest real value of selected values
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C -- Written by Amy Gilkey - revised 11/10/87
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C --
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C --LOCRL returns the closest real value to the given value in a list of
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C --selected real values (which may not be ordered).
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C --
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C --Parameters:
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C -- VALU - the value to be searched for
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C -- NVALUS - the number of values in the list
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C -- VALUOK - VALUS(i) is selected iff VALUOK(i)
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C -- VALUS - the list of values
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LOGICAL VALUOK(*)
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REAL VALUS(*)
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IX = 0
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DIF = 1.0e30
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DO 100 I = 1, NVALUS
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IF (VALUOK(I)) THEN
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DIFI = ABS (VALUS(I) - VALU)
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IF ((IX .EQ. 0) .OR. (DIF .GT. DIFI)) THEN
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DIF = DIFI
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IX = I
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END IF
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END IF
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100 CONTINUE
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LOCRL = IX
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RETURN
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END
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