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*DECK KINTLM
SUBROUTINE KINTLM(IPTRK,NBM,LDIM,SGD,F2,F3)
*
*-----------------------------------------------------------------------
*
*Purpose:
* Driver for the multiplication of a matrix by a vector. Special
* version for Trivac.
*
*Copyright:
* Copyright (C) 2010 Ecole Polytechnique de Montreal
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version
*
*Author(s): A. Hebert
*
*Parameters: input
* IPTRK L_TRACK pointer to the tracking information.
* NBM number of material mixtures.
* LDIM dimension of vectors F2 and F3.
* SGD mixture-ordered cross sections.
* F2 vector to multiply.
*
*Parameters: output
* F3 result of the multiplication.
*
*-----------------------------------------------------------------------
*
USE GANLIB
*----
* SUBROUTINE ARGUMENTS
*----
TYPE(C_PTR) IPTRK
INTEGER NBM,LDIM
REAL SGD(NBM),F2(LDIM),F3(LDIM)
*----
* LOCAL VARIABLES
*----
PARAMETER (NSTATE=40)
INTEGER ISTATE(NSTATE)
LOGICAL CYLIND,CHEX
INTEGER, DIMENSION(:), ALLOCATABLE :: MAT,KN,IPERT,IPW,XORZ,DD
REAL, DIMENSION(:), ALLOCATABLE :: VOL,T,TS,FRZ
REAL, DIMENSION(:,:), ALLOCATABLE :: R,RH,RT
*----
* RECOVER TRACKING INFORMATION.
*----
CALL LCMGET(IPTRK,'STATE-VECTOR',ISTATE)
NREG=ISTATE(1)
NBMIX=ISTATE(4)
ITYPE=ISTATE(6)
CALL LCMLEN(IPTRK,'KN',MAXKN,ITYLCM)
ALLOCATE(MAT(NREG),VOL(NREG),KN(MAXKN))
CALL LCMGET(IPTRK,'MATCOD',MAT)
CALL LCMGET(IPTRK,'VOLUME',VOL)
CALL LCMGET(IPTRK,'KN',KN)
*----
* ALGORITHM-DEPENDENT MULTIPLICATION
*----
F3(:LDIM)=0.0
ITYPE=ISTATE(6)
IDIM=1
IF((ITYPE.EQ.5).OR.(ITYPE.EQ.6).OR.(ITYPE.EQ.8)) IDIM=2
IF((ITYPE.EQ.7).OR.(ITYPE.EQ.9)) IDIM=3
CYLIND=(ITYPE.EQ.3).OR.(ITYPE.EQ.6)
CHEX=(ITYPE.EQ.8).OR.(ITYPE.EQ.9)
IHEX=ISTATE(7)
IELEM=ISTATE(9)
ICOL=ISTATE(10)
LL4=ISTATE(11)
ICHX=ISTATE(12)
IF(ICHX.EQ.2) LL4=ISTATE(25)
ISPLH=ISTATE(13)
LX=ISTATE(14)
LY=ISTATE(15)
LZ=ISTATE(16)
NVD=ISTATE(34)
IF(LL4.GT.LDIM) CALL XABORT('KINTLM: LDIM OVERFLOW.')
ALLOCATE(XORZ(LX*LY*LZ),DD(LX*LY*LZ))
IF(CHEX) THEN
CALL LCMGET(IPTRK,'ZZ',XORZ)
CALL LCMGET(IPTRK,'SIDE',SIDE)
ELSE
CALL LCMGET(IPTRK,'XX',XORZ)
CALL LCMGET(IPTRK,'DD',DD)
ENDIF
IF((.NOT.CHEX).AND.(ICHX.EQ.1)) THEN
* --- MIXED-PRIMAL FINITE ELEMENTS (CARTESIAN)
CALL LCMSIX(IPTRK,'BIVCOL',1)
CALL LCMLEN(IPTRK,'T',LC,ITYLCM)
ALLOCATE(T(LC),TS(LC))
CALL LCMGET(IPTRK,'T',T)
CALL LCMGET(IPTRK,'TS',TS)
CALL LCMSIX(IPTRK,' ',2)
CALL KINT01(MAXKN,SGD,CYLIND,NREG,LL4,NBMIX,XORZ,DD,MAT,KN,VOL,
1 LC,T,TS,F2,F3)
DEALLOCATE(TS,T)
ELSEIF((.NOT.CHEX).AND.(ICHX.GE.2)) THEN
* --- DUAL FINITE ELEMENTS (CARTESIAN)
CALL KINT02(MAXKN,SGD,IELEM,ICHX,IDIM,NREG,LL4,NBMIX,MAT,KN,
1 VOL,F2,F3)
ELSEIF(CHEX.AND.(ICHX.EQ.1)) THEN
* --- MESH CORNER FINITE DIFFERENCES (HEXAGONAL)
ALLOCATE(R(2,2),RH(6,6),RT(3,3))
CALL LCMSIX(IPTRK,'BIVCOL',1)
CALL LCMGET(IPTRK,'R',R)
CALL LCMGET(IPTRK,'RH',RH)
CALL LCMGET(IPTRK,'RT',RT)
CALL LCMSIX(IPTRK,' ',2)
CALL KINT03(MAXKN,ISPLH,NBMIX,NREG,LL4,SGD,SIDE,XORZ,VOL,MAT,
1 KN,R,RH,RT,F2,F3)
DEALLOCATE(RT,RH,R)
ELSEIF(CHEX.AND.(ICHX.EQ.2)) THEN
* --- DUAL (THOMAS-RAVIART-SCHNEIDER) FINITE ELEMENT METHOD.
NBLOS=LX*LZ/3
ALLOCATE(IPERT(NBLOS),FRZ(NBLOS))
CALL LCMGET(IPTRK,'IPERT',IPERT)
CALL LCMGET(IPTRK,'FRZ',FRZ)
CALL KINT04(IELEM,NBMIX,LL4,NBLOS,MAT,SIDE,XORZ,FRZ,SGD,KN,
1 IPERT,F2,F3)
DEALLOCATE(FRZ,IPERT)
ELSE IF(CHEX.AND.(ICHX.EQ.3).AND.(ISPLH.EQ.1)) THEN
* --- MESH CENTERED FINITE DIFFERENCES (HEXAGONAL)
CALL KINT05(NBMIX,NREG,LL4,SGD,VOL,MAT,F2,F3)
ELSE IF(CHEX.AND.(ICHX.EQ.3).AND.(ISPLH.GT.1)) THEN
* --- MESH CENTERED FINITE DIFFERENCES (HEXAGONAL)
ALLOCATE(IPW(LL4))
CALL LCMGET(IPTRK,'IPW',IPW)
CALL KINT06(ISPLH,NBMIX,NREG,LL4,VOL,MAT,SGD,KN,IPW,F2,F3)
DEALLOCATE(IPW)
ELSE
CALL XABORT('KINTLM: TRACKING NOT AVAILABLE.')
ENDIF
DEALLOCATE(DD,XORZ,KN,VOL,MAT)
RETURN
END
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