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37 lines
1013 B
37 lines
1013 B
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 PLTINI(MIN,MAX,START,REND,INTER,EXP,NMIN)
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REAL MIN,MAX,INTER
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INTEGER EXP
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DELTA = MAX - MIN
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IF (DELTA.LT.0.) THEN
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CALL PLTFLU
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CALL SIORPT('PLTINI',
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* 'Maximum value must be greater than minimum value.'
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* ,2)
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RETURN
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END IF
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CALL PLTINO(MIN,MAX,START,REND,INTER,EXP,NMIN)
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TENEXP = 10.**EXP
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IEXP = NINT(LOG10(ABS(INTER))) - 2
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SMALL = 10.**IEXP
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IF (ABS(START-MIN/TENEXP).GT.SMALL) THEN
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START = START + INTER
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END IF
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IF (ABS(REND-MAX/TENEXP).GT.SMALL) THEN
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REND = REND - INTER
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END IF
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RETURN
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END
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