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99 lines
3.3 KiB
99 lines
3.3 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 SORLNX (NSETS, NEWELB, IE2ELB,
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& NLNKF, LENSC, LINKSC, IF2ESC, IF22SC,
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& LENF, LINKF, IF2EL, IF2EL2)
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C=======================================================================
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C --*** SORLNX *** (MESH) Sort faces
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C -- Written by Amy Gilkey - revised 03/04/88
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C --
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C --SORLNX resorts all the faces into new element block sets.
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C --
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C --Parameters:
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C -- NSETS - IN - the number of element block sets in LINKF
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C -- NEWELB - IN - the new element block set for each face
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C -- IE2ELB - IN - the element for each element block
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C -- NLNKF - IN - the number of nodes for each element block
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C -- LENSC - IN - the cumulative face counts by element block for LINKSC
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C -- LINKSC - IN - the unsorted connectivity for all faces
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C -- IF2ESC - IN - the element number of each face in LINKSC
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C -- IF22SC - IN - the secondary element number of each face in LINKSC
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C -- LENF - OUT - the cumulative face counts by element block
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C -- LINKF - OUT - the connectivity for all faces
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C -- IF2EL - OUT - the element number of each face
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C -- IF2EL2 - OUT - the secondary element number of each face
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C --
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C --Common Variables:
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C -- Uses NELBLK of /DBNUMS/
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common /debugc/ cdebug
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common /debugn/ idebug
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character*8 cdebug
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include 'dbnums.blk'
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COMMON /D3NUMS/ IS3DIM, NNPSUR, NUMNPF, LLNSET
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LOGICAL IS3DIM
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INTEGER NEWELB(*)
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INTEGER IE2ELB(*)
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INTEGER NLNKF(NELBLK)
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INTEGER LENSC(0:NSETS)
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INTEGER LINKSC(*)
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INTEGER IF2ESC(*), IF22SC(*)
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INTEGER LENF(0:NSETS)
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INTEGER LINKF(*)
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INTEGER IF2EL(*), IF2EL2(*)
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C --Move faces into appropriate element block
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IX = 0
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IXL0 = 0
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DO 120 NELB = 1, NSETS
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IXLSC0 = 0
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DO 110 IELB = 1, NSETS
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IF (IELB .LE. NELBLK) NL = NLNKF(IELB)
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DO 100 IFAC = LENSC(IELB-1)+1, LENSC(IELB)
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IF (IELB .GT. NELBLK) NL = NLNKF(IE2ELB(IF2ESC(IFAC)))
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IF (NELB .EQ. IABS (NEWELB(IFAC))) THEN
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IF (NEWELB(IFAC) .LT. 0) THEN
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C --IF2ESC(IFAC) holds the "live" element number
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I = IF2ESC(IFAC)
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IF2ESC(IFAC) = IF22SC(IFAC)
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IF22SC(IFAC) = I
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C --Swap nodes to simulate surface being defined
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C --by facing element
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IF (NL .EQ. 4) THEN
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I = LINKSC(IXLSC0+2)
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LINKSC(IXLSC0+2) = LINKSC(IXLSC0+4)
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LINKSC(IXLSC0+4) = I
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END IF
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END IF
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IX = IX + 1
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CALL CPYINT (NL, LINKSC(IXLSC0+1), LINKF(IXL0+1))
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IXL0 = IXL0 + NL
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IF2EL(IX) = IF2ESC(IFAC)
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IF (IS3DIM) IF2EL2(IX) = IF22SC(IFAC)
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END IF
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IXLSC0 = IXLSC0 + NL
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100 CONTINUE
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110 CONTINUE
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LENF(NELB) = IX
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120 CONTINUE
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RETURN
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END
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