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49 lines
1.5 KiB
49 lines
1.5 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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SUBROUTINE LTADD (MDIM, MDIMO, N, LINK, IHOLD)
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C***********************************************************************
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C SUBROUTINE LTADD = LOOKUP TABLE REINSURTION FOR DATA POINTER ARRAYS
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C***********************************************************************
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C VARIABLES USED:
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C MDIM = DIMENSION OF LINK ARRAY, AND BASE FOR LOOKUP START
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C LINK = LOOKUP TABLE ARRAY OF ID'S AND POINTERS
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C LINK(1,I) = ID VALUE STORED IN I'TH ROW (0 IF EMPTY)
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C LINK(2,I) = DATA POINTER ASSOCIATED W/THIS I'TH ID VALUE
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C IHOLD = TEMPORARY LINK ARRAY TO BE USED FOR REINSURRTION
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C***********************************************************************
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DIMENSION LINK(2,MDIM), IHOLD(2,MDIM)
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LOGICAL ADDLNK
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ADDLNK=.TRUE.
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C SORT THROUGH THE ORIGINAL LINK LIST AND LINK VALID ENTRIES IN THE
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C IHOLD LIST
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DO 100 I = 1, MDIMO
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IF ( (LINK(1,I) .NE. 0) .AND. (LINK(2,I) .LE. N) )
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& CALL LTSORT (MDIM, IHOLD, IABS(LINK(1,I)), LINK(2,I),
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& ADDLNK)
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100 CONTINUE
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C TRANSFER THE IHOLD LIST BACK TO THE LINK LIST
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DO 120 I = 1, MDIM
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DO 110 J = 1, 2
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LINK(J,I) = IHOLD (J, I)
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110 CONTINUE
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120 CONTINUE
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RETURN
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END
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