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56 lines
1.9 KiB
56 lines
1.9 KiB
2 years ago
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C Copyright(C) 1999-2020, 2023 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 DBSBEL (NELBLK, NUMEL, LENE, INEL, NLISEL, LISEL, ADD)
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C=======================================================================
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C --*** DBSBEL *** (BLOT) Select elements given list of elements
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C --
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C --DBSBEL creates the element block selection array and the element
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C --selection array (by block) given a list of selected elements.
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C --
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C --Parameters:
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C -- NELBLK - IN - the number of element blocks
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C -- NUMEL - IN - the number of elements
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C -- LENE - IN - the cumulative element counts by element block
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C -- INEL - IN - the indices of the selected elements
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C -- NLISEL - IN/OUT - the number of selected elements for each block
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INTEGER LENE(0:NELBLK)
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INTEGER INEL(0:*)
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INTEGER NLISEL(0:NELBLK)
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INTEGER LISEL(0:*)
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LOGICAL ADD
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if (.NOT. ADD) THEN
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do ielb = 1, nelblk
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nlisel(ielb) = 0
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end do
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nlisel(0) = 0
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do i = 1, numel
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lisel(i) = 0
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end do
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end if
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DO IELB = 1, NELBLK
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IEL = LENE(IELB-1)+1
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LEL = LENE(IELB)
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NEL = NLISEL(IELB)
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DO I = 1, INEL(0)
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IF ((INEL(I) .GE. IEL) .AND. (INEL(I) .LE. LEL)) THEN
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ISEL = INEL(I)
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IF (lisel(isel) .eq. 0) then
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NEL = NEL + 1
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lisel(isel) = isel
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end if
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END IF
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end do
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NLISEL(IELB) = NEL
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IF (NEL .GT. 0) NLISEL(0) = NLISEL(0) + 1
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end do
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END
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