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60 lines
1.8 KiB
60 lines
1.8 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 FLAGK (NPELEM, NNXK, NXK, MAPDXG, I1, I2, SETFLG, OLD)
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C************************************************************************
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C SUBROUTINE FLAGK = FLAGS ELEMENTS FOR PLOTTING OR NOT PLOTTING
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C***********************************************************************
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C VARIABLES USED:
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C NPELEMS = NUMBER OF PROCESSED ELEMENTS
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C NXK = NODES PER ELEMENT ARRAY (CONNECTIVITY)
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C I1 = BEGINNING ELEMENT TO BE FLAGGED
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C I2 = ENDING ELEMENT TO BE FLAGGED
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C SETFLG = .TRUE. IF THE ELEMENT IS TO BE FLAGGED FOR PLOTTING
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C OLD = .TRUE. IF THE OLD ELEMENT NUMBERS ARE TO BE USED
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C***********************************************************************
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C NOTE:
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C THE ELEMENT IS FLAGGED FOR PLOTTING BY FORCING THE FIRST NODE TO
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C BE POSITIVE AND VICE VERSUS
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C***********************************************************************
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DIMENSION NXK(NNXK,NPELEM), MAPDXG(NPELEM)
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LOGICAL SETFLG, OLD
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IF (OLD) THEN
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IF (SETFLG) THEN
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DO 100 I = I1, I2
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NXK(1,I) = IABS (NXK (1,I))
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100 CONTINUE
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ELSE
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DO 110 I = I1, I2
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NXK(1,I) = -IABS (NXK(1,I))
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110 CONTINUE
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ENDIF
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ELSE
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IF (SETFLG) THEN
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DO 120 I = I1, I2
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J = MAPDXG (I)
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NXK(1,J) = IABS (NXK (1,J))
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120 CONTINUE
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ELSE
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DO 130 I = I1, I2
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J = MAPDXG(I)
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NXK(1,J) = -IABS (NXK (1,J))
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130 CONTINUE
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ENDIF
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ENDIF
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RETURN
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END
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