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145 lines
5.8 KiB
145 lines
5.8 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 BMSCHM (NPER, KKK, LLL, NNN, ML, MS, NSPR, ISLIST,
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& NINT, IFLINE, NLPS, ILLIST, LINKL, LINKS, MXNPER, MAXPRM, MAX3,
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& MXND, X, Y, NID, NNPS, ANGLE, XN, YN, NUID, LXK, KXL, NXL, LXN,
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& XSUB, YSUB, NIDSUB, INDX, IAVAIL, NAVAIL, CCW, HALFC, ERR)
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C***********************************************************************
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C BMSCHM - "B" MESH SCHEME; CALCULATE A "TRANSITION" MAPPED MESH
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C (2 TRIANGULAR SUBREGIONS WITH 3 RECTANGULAR SUBREGIONS/TRIANGLE)
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C***********************************************************************
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DIMENSION ISLIST(NSPR), NINT(ML), IFLINE(MS), NLPS(MS)
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DIMENSION ILLIST(MS*3), LINKL(2, ML), LINKS(2, MS)
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DIMENSION X(MXNPER), Y(MXNPER), NID(MXNPER*MAXPRM), NNPS(MAX3)
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DIMENSION ANGLE(MXNPER), XN(MXND), YN(MXND), NUID(MXND)
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DIMENSION LXK(4, MXND), KXL(2, 3*MXND), NXL(2, 3*MXND)
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DIMENSION LXN(4, MXND)
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DIMENSION XSUB(MXNPER), YSUB(MXNPER), NIDSUB(MXNPER), INDX(MXND)
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LOGICAL CCW, ERR, FINAL, HALFC
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C SET UP THE TRIANGLE DIVISIONS, AND FIND THE CENTER POINT
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CALL GETTRN (ML, MS, MAX3, NSPR, ISLIST, NINT, IFLINE, NLPS,
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& ILLIST, LINKL, LINKS, X, Y, NID, NNPS, ANGLE, NPER, I1, I2,
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& I3, I4, I5, I6, I7, I8, XCEN1, YCEN1, XCEN2, YCEN2, XMID1,
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& YMID1, XMID2, YMID2, CCW, HALFC, ERR)
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FINAL = .FALSE.
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C SET UP THE FIRST SUBREGION, AND SEND IT OFF TO BE GENERATED
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IF (.NOT.ERR) THEN
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CALL SUBTRN (NPER, NEWPER, 1, X, Y, NID, XSUB, YSUB, NIDSUB,
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& I1, I2, I3, I4, I5, I6, I7, I8, XCEN1, YCEN1, XCEN2, YCEN2,
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& XMID1, YMID1, XMID2, YMID2, CCW, ERR)
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NNNOLD = NNN
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KKKOLD = KKK
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LLLOLD = LLL
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M1 = I2 - I1
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M2 = NPER - I8 + 1
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CALL RMESH (NEWPER, MXND, XSUB, YSUB, NIDSUB, XN, YN, NUID,
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& LXK, KXL, NXL, LXN, M1, M2, KKK, KKKOLD, NNN, NNNOLD, LLL,
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& LLLOLD, IAVAIL, NAVAIL, ERR)
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END IF
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C SET UP THE SECOND SUBREGION, AND SEND IT OFF TO BE GENERATED
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IF (.NOT.ERR) THEN
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CALL SUBTRN (NPER, NEWPER, 2, X, Y, NID, XSUB, YSUB, NIDSUB,
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& I1, I2, I3, I4, I5, I6, I7, I8, XCEN1, YCEN1, XCEN2, YCEN2,
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& XMID1, YMID1, XMID2, YMID2, CCW, ERR)
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NNNOLD = NNN
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KKKOLD = KKK
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LLLOLD = LLL
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M1 = I8 - I7
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M2 = I2 - I1
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CALL RMESH (NEWPER, MXND, XSUB, YSUB, NIDSUB, XN, YN, NUID,
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& LXK, KXL, NXL, LXN, M1, M2, KKK, KKKOLD, NNN, NNNOLD, LLL,
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& LLLOLD, IAVAIL, NAVAIL, ERR)
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CALL FIXSUB (MXND, NNNOLD, NNN, LLLOLD, LLL, KKKOLD, KKK, XN,
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& YN, NUID, LXK, KXL, NXL, LXN, INDX, IAVAIL, NAVAIL, FINAL)
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END IF
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C SET UP THE THIRD SUBREGION, AND SEND IT OFF TO BE GENERATED
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IF (.NOT.ERR) THEN
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CALL SUBTRN (NPER, NEWPER, 3, X, Y, NID, XSUB, YSUB, NIDSUB,
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& I1, I2, I3, I4, I5, I6, I7, I8, XCEN1, YCEN1, XCEN2, YCEN2,
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& XMID1, YMID1, XMID2, YMID2, CCW, ERR)
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NNNOLD = NNN
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KKKOLD = KKK
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LLLOLD = LLL
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M1 = NPER - I8 + 1
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M2 = I3 - I2
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CALL RMESH (NEWPER, MXND, XSUB, YSUB, NIDSUB, XN, YN, NUID,
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& LXK, KXL, NXL, LXN, M1, M2, KKK, KKKOLD, NNN, NNNOLD, LLL,
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& LLLOLD, IAVAIL, NAVAIL, ERR)
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CALL FIXSUB (MXND, NNNOLD, NNN, LLLOLD, LLL, KKKOLD, KKK, XN,
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& YN, NUID, LXK, KXL, NXL, LXN, INDX, IAVAIL, NAVAIL, FINAL)
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END IF
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C SET UP THE FOURTH SUBREGION, AND SEND IT OFF TO BE GENERATED
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IF (.NOT.ERR) THEN
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CALL SUBTRN (NPER, NEWPER, 4, X, Y, NID, XSUB, YSUB, NIDSUB,
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& I1, I2, I3, I4, I5, I6, I7, I8, XCEN1, YCEN1, XCEN2, YCEN2,
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& XMID1, YMID1, XMID2, YMID2, CCW, ERR)
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NNNOLD = NNN
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KKKOLD = KKK
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LLLOLD = LLL
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M1 = I5 - I4
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M2 = I6 - I5
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CALL RMESH (NEWPER, MXND, XSUB, YSUB, NIDSUB, XN, YN, NUID,
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& LXK, KXL, NXL, LXN, M1, M2, KKK, KKKOLD, NNN, NNNOLD, LLL,
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& LLLOLD, IAVAIL, NAVAIL, ERR)
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CALL FIXSUB (MXND, NNNOLD, NNN, LLLOLD, LLL, KKKOLD, KKK, XN,
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& YN, NUID, LXK, KXL, NXL, LXN, INDX, IAVAIL, NAVAIL, FINAL)
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END IF
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C SET UP THE FIFTH SUBREGION, AND SEND IT OFF TO BE GENERATED
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IF (.NOT.ERR) THEN
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CALL SUBTRN (NPER, NEWPER, 5, X, Y, NID, XSUB, YSUB, NIDSUB,
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& I1, I2, I3, I4, I5, I6, I7, I8, XCEN1, YCEN1, XCEN2, YCEN2,
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& XMID1, YMID1, XMID2, YMID2, CCW, ERR)
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NNNOLD = NNN
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KKKOLD = KKK
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LLLOLD = LLL
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M1 = I7 - I6
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M2 = I5 - I4
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CALL RMESH (NEWPER, MXND, XSUB, YSUB, NIDSUB, XN, YN, NUID,
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& LXK, KXL, NXL, LXN, M1, M2, KKK, KKKOLD, NNN, NNNOLD, LLL,
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& LLLOLD, IAVAIL, NAVAIL, ERR)
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CALL FIXSUB (MXND, NNNOLD, NNN, LLLOLD, LLL, KKKOLD, KKK, XN,
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& YN, NUID, LXK, KXL, NXL, LXN, INDX, IAVAIL, NAVAIL, FINAL)
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END IF
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C SET UP THE SIXTH SUBREGION, AND SEND IT OFF TO BE GENERATED
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IF (.NOT.ERR) THEN
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CALL SUBTRN (NPER, NEWPER, 6, X, Y, NID, XSUB, YSUB, NIDSUB,
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& I1, I2, I3, I4, I5, I6, I7, I8, XCEN1, YCEN1, XCEN2, YCEN2,
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& XMID1, YMID1, XMID2, YMID2, CCW, ERR)
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NNNOLD = NNN
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KKKOLD = KKK
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LLLOLD = LLL
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M1 = I6 - I5
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M2 = I4 - I3
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CALL RMESH (NEWPER, MXND, XSUB, YSUB, NIDSUB, XN, YN, NUID,
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& LXK, KXL, NXL, LXN, M1, M2, KKK, KKKOLD, NNN, NNNOLD, LLL,
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& LLLOLD, IAVAIL, NAVAIL, ERR)
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FINAL = .TRUE.
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CALL FIXSUB (MXND, NNNOLD, NNN, LLLOLD, LLL, KKKOLD, KKK, XN,
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& YN, NUID, LXK, KXL, NXL, LXN, INDX, IAVAIL, NAVAIL, FINAL)
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END IF
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RETURN
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END
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