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48 lines
1.3 KiB
48 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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SUBROUTINE NODORD (NPNODE, XN, YN, LISTN, NUID, NNN)
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C***********************************************************************
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C SUBROUTINE NODORD = ORDER THE NODE TABLE INTO INCREASING VALUES OF
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C THE VARIABLE LISTN
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C***********************************************************************
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DIMENSION LISTN (NPNODE)
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DIMENSION XN (NPNODE), YN (NPNODE), NUID (NPNODE)
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NN = NNN
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M = NN
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100 CONTINUE
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M = (9 * M) / 16
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IF (M .LE. 0) RETURN
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M1 = M + 1
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DO 120 J = M1, NN
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L = J
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I = J - M
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110 CONTINUE
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IF (LISTN (L) .LT. LISTN (I)) THEN
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KLISTN = LISTN (I)
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KNUID = NUID (I)
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TXN = XN (I)
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TYN = YN (I)
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LISTN (I) = LISTN (L)
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NUID (I) = NUID (L)
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XN (I) = XN (L)
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YN (I) = YN (L)
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LISTN (L) = KLISTN
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NUID (L) = KNUID
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XN (L) = TXN
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YN (L) = TYN
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L = I
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I = I - M
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IF (I .GE. 1)GOTO 110
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ENDIF
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120 CONTINUE
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GOTO 100
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END
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