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36 lines
1.2 KiB
36 lines
1.2 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 SPSEGM (NNE, ISEGEL, ISTART, IEND)
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C=======================================================================
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C --*** SPSEGM *** (SPLOT) Find a segment of defined values
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C -- Written by Amy Gilkey - revised 11/05/87
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C --
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C --SPSEGM finds the starting and ending indices of a segment of
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C --defined values. The segment is defined as having consecutive indices.
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C --
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C --Parameters:
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C -- NNE - IN - the number of defined elements
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C -- ISEGEL - IN - the indices of the defined elements
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C -- ISTART - OUT - the starting index of the next segment
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C -- IEND - IN/OUT - the ending index of the last segment on input;
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C -- the ending index of the next segment on output
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INTEGER ISEGEL(*)
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ISTART = IEND + 1
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DO 100 IEND = ISTART+1, NNE
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IF (ISEGEL(IEND-1)+1 .NE. ISEGEL(IEND)) GOTO 110
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100 CONTINUE
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110 CONTINUE
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IEND = IEND - 1
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RETURN
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END
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