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53 lines
1.9 KiB
53 lines
1.9 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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C========================================================================
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SUBROUTINE AVG(IGLND,INVCN,MAXLN,INVLEN,SOLEA,SOLENA,ITT,iblk)
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C************************************************************************
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C Subroutine AVG provides for translating nodal values of element
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C variables back to the element centroids for the special case where
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C too few elements can be associated with a node. Element variable
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C data is simply averaged at that node.
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C Called by ELTON1
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C************************************************************************
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C IGLND INT The global node number
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C INVCN INT The inverse connectivity (1:maxln,1:numnda)
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C MAXLN INT The maximum nomber of elements connected to any node
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C INVLEN INT The number of elements connected to this node
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C SOLEA REAL Element variables (1:numeba,1:nvarel)
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C SOLENA REAL Element variables at nodes" (1:nodesa,1:nvarel)
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C NDLSTA INT The array that identifies the local element block node
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C number with the global mesh node number (1:numnda)
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C ITT INT Truth table
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C iblk INT Block number being processed (not block ID)
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C************************************************************************
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include 'aexds1.blk'
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include 'amesh.blk'
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include 'ebbyeb.blk'
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DIMENSION INVCN(MAXLN,*),SOLEA(NUMEBA,*),
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& SOLENA(NODESA,NVAREL), ITT(NVAREL,*)
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C************************************************************************
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DO 10 IVAR = 1, NVAREL
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IF (ITT(IVAR,iblk) .EQ. 0)GO TO 10
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SUM = 0.
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DO 20 J = 1, INVLEN
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SUM = SUM + SOLEA(INVCN(J,IGLND),IVAR)
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20 CONTINUE
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SOLENA(IGLND,IVAR) = SUM / INVLEN
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10 CONTINUE
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RETURN
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END
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