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*DECK SYB7T0
SUBROUTINE SYB7T0(MNA,NRD,COTE,RAYONS,JMINR,XCOTE,LFAIRE,DELR,
1 IQW,PWA2,ZWA2,NXMIN,NXMAX,NZR,ZZR,NZI,ZZI)
*
*-----------------------------------------------------------------------
*
*Purpose:
* Compute the tracking information related to an hexagonal sectorized
* heterogeneous cell.
*
*Copyright:
* Copyright (C) 2002 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
* MNA number of angles in (0,$\\pi$/6).
* NRD one plus the number of tubes in the cell.
* COTE length of the hexagon side.
* RAYONS radius of each cylinder.
* JMINR first interception with side.
* XCOTE interceptions with side.
* LFAIRE tracking calculation flag (=.FALSE. only compute the number
* of real and integer tracking elements).
* DELR half distance between the tracks.
* IQW equal weight quadrature flag (=1 to use equal weight
* quadratures in angle and space).
* PWA2 weights of the angular quadrature set.
* ZWA2 base points of the angular quadrature set.
*
*Parameters: output
* NXMIN minimum number of tracks per region.
* NXMAX maximum number of tracks per region.
* NZR number of real tracking elements.
* ZZR real tracking information.
* NZI number of integer tracking elements.
* ZZI integer tracking information.
*
*-----------------------------------------------------------------------
*
*----
* SUBROUTINE ARGUMENTS
*----
INTEGER MNA,NRD,JMINR,IQW,NXMIN,NXMAX,NZR,NZI,ZZI(*)
REAL COTE,RAYONS(NRD-1),XCOTE(NRD),DELR,PWA2(64),
& ZWA2(64),ZZR(*)
LOGICAL LFAIRE
*----
* LOCAL VARIABLES
*----
PARAMETER (PI314 = 3.141592653589793)
PARAMETER (PI6 = PI314 / 6)
PARAMETER (PI12 = PI314 / 12)
PARAMETER (SQRT3 = 1.732050807568877)
PARAMETER (SQRT32 = SQRT3 / 2)
REAL ANGLES(5)
REAL COSECT(3)
LOGICAL LGTRAE
LOGICAL LGTRAW
LOGICAL LVERIF
LOGICAL NTRIOR
REAL ORIGIN(4)
REAL PENTES(4)
CHARACTER * 4 TYSUIT
REAL WX(64)
REAL ZX(64)
INTEGER, ALLOCATABLE, DIMENSION(:) :: IXRAYO
REAL, ALLOCATABLE, DIMENSION(:) :: HXRAYO
*----
* SCRATCH STORAGE ALLOCATION
*----
ALLOCATE(IXRAYO(NRD*2+3),HXRAYO(NRD*2+3))
*----
* Interpolation des Trajectoires
*----
IZI = 0
IZR = 0
LVERIF = .FALSE.
DELR2 = DELR * 2.
HAUTEU = COTE * SQRT32
*----
* /Debut/ Boucle sur les Angles
*----
DO 350 IA = 1, MNA
MNT = 0
IZI = IZI + 1
IZIT = IZI
*
WANGIA = PWA2(IA)
ZAIA = ZWA2(IA) + 1.
YAIA = 1. - ZWA2(IA)
WANGIA = WANGIA / 6.
*
PHI = PI12 * ZAIA
PHI6 = PI12 * YAIA
PHI3 = PHI + PI6
COSPHI = COS(PHI)
SINPHI = SIN(PHI)
COSPH3 = COS(PHI3)
SINPH3 = SIN(PHI3)
COSPH6 = COS(PHI6)
SINPH6 = SIN(PHI6)
TANPH6 = TAN(PHI6)
IF(LFAIRE) THEN
ZZR(IZR+1) = COSPH6
ZZR(IZR+2) = SINPH6
ZZR(IZR+3) = SINPHI
ZZR(IZR+4) = COSPHI
ZZR(IZR+5) = COSPH3
ZZR(IZR+6) = -SINPH3
ZZR(IZR+7) = WANGIA
ENDIF
IZR = IZR + 7
ANGLES(1) = COSPHI
ANGLES(2) = SINPHI
ANGLES(3) = - TAN(PHI3)
ANGLES(4) = TANPH6
ANGLES(5) = COSPHI / SINPHI
*
PENTES(1) = TANPH6
PENTES(2) = ANGLES(5)
PENTES(3) = - TAN(PHI3)
PENTES(4) = PENTES(1)
ORIGIN(1) = - HAUTEU / COS(PHI6)
ORIGIN(2) = - HAUTEU / SINPHI
ORIGIN(3) = HAUTEU / COS(PHI3)
ORIGIN(4) = - ORIGIN(1)
*
COSECT(1) = COS(PHI3)
COSECT(2) = COS(PHI6)
COSECT(3) = SINPHI
*----
* Rayon Max Pour cet angle(Rext)
*----
XIZERO = HAUTEU * TANPH6
DO MRA = JMINR, NRD-1
IF(XCOTE(MRA) .GE. XIZERO) GOTO 140
ENDDO
MRA = NRD
140 MRAE = MRA
MRAW = MRA
*----
* Les Lignes d'integrations sont limites
* et par les secteurs
* et par les couronnes
*
* Demarrage au centre de l'hexagone
*----
IHMAX = NRD - MRA
IHMIN = IHMAX + 1
HXRAYO(IHMIN) = ORIGIN(1)
DO IR = MRAW, 2, -1
IHMAX = IHMAX + 1
IXRAYO(IHMAX) = IR
HXRAYO(IHMAX+1) = - RAYONS(IR-1)
ENDDO
DO IS = 1, 3
IXRAYO(IHMAX+IS) = 1
HXRAYO(IHMAX+IS+1) = 0.
ENDDO
IHMAX = IHMAX + 3
HXRAYO(IHMAX+1) = 0.
DO IR = 1, MRAE-1
IHMAX = IHMAX + 1
IXRAYO(IHMAX) = IR
HXRAYO(IHMAX+1) = RAYONS(IR)
ENDDO
IHMAX = IHMAX + 1
IXRAYO(IHMAX) = MRAE
HXRAYO(IHMAX+1) = ORIGIN(4)
*
DELTCW = COTE * COSECT(1)
DELTAS = COTE * COSECT(2)
DELTCE = COTE * COSECT(3)
ORIPHI = HAUTEU * COSPHI
ORIPH6 = HAUTEU * SINPH6
ORIPH3 = HAUTEU * SINPH3
*
ISW2 = 2
CALL SYB7TW(NRD, JMINR, XCOTE, IXRAYO(IHMIN),
& DELTCW, DELTAS, ORIPH6, ORIPHI,
& COSPH6, SINPHI,
& ISW2, LGTRAW, DELTAW)
ISW = ISW2 / 2
*
ISE2 = 8
CALL SYB7TE(NRD, JMINR, XCOTE, IXRAYO(IHMAX),
& DELTCE, DELTAS, ORIPH6, ORIPH3,
& COSPH6, COSPH3,
& ISE2, LGTRAE, DELTAE)
*
DELTAC = 0.
NTRIOR = .TRUE.
IRSUIT = 0
*----
* /Debut/ Boucle sur les Trajectoires
*----
DO WHILE(NTRIOR)
NHMAX = IHMAX + 1 - IHMIN
DELTAP = DELTAC
*
TYSUIT = 'Sud'
IHSUIT = IHMIN
DELTAC = DELTAS
IF(DELTAW .LT. DELTAC) THEN
TYSUIT = 'West'
IHSUIT = IHMIN
DELTAC = DELTAW
ENDIF
IF(DELTAE .LT. DELTAC) THEN
TYSUIT = 'Est'
IHSUIT = IHMAX
DELTAC = DELTAE
ENDIF
CALL SYB7TN(IHMIN, IHMAX, IXRAYO, ISW,
& COSECT, NRD-1, RAYONS,
& TYSUIT, IHSUIT, DELTAC, IRSUIT)
*
DELTAX = DELTAC - DELTAP
IF(DELTAX .LE. DELR2) THEN
NX = 1
ZX(1) = 0.0
WX(1) = 2.0
ELSE
NX = INT(DELTAX / DELR2 + 1)
IF(IQW.EQ.0) THEN
* GAUSS-LEGENDRE INTEGRATION POINTS. ZX(I) IS NOT USED.
IF(NX.GT.20) THEN
IF(NX.LT.24) THEN
NX=24
ELSE IF(NX.LT.28) THEN
NX=28
ELSE IF(NX.LT.32) THEN
NX=32
ELSE IF(NX.LT.64) THEN
NX=64
ELSE IF(NX.GT.64) THEN
CALL XABORT('SYB7T0: GAUSS OVERFLOW.')
ENDIF
ENDIF
CALL ALGPT(NX,-1.0,1.0,ZX,WX)
ELSE
* EQUAL WEIGHT INTEGRATION POINTS.
DO 30 I=1,NX
ZX(I)=(2.0*REAL(I)-1.0)/REAL(NX)-1.0
WX(I)=2.0/REAL(NX)
30 CONTINUE
ENDIF
ENDIF
NXMIN = MIN(NX, NXMIN)
NXMAX = MAX(NX, NXMAX)
*
MNT = MNT + 1
IF(LFAIRE) THEN
ZZI(IZI+1) = NHMAX
ZZI(IZI+2) = NX
DO I=0,NHMAX-1
ZZI(IZI+3+I)=IXRAYO(IHMIN+I)
ENDDO
*
DELTAR = DELTAP
DO 250 IX = 1, NX
*
WW = 0.5 * WX(IX)
*
IZR = IZR + 1
ZZR(IZR) = WW * WANGIA * DELTAX
DDELTA = DELTAX * WW
DELTAR = DELTAR + DDELTA
*
* Position de L'intersection Gauche(West)
ZZW = DELTAR * PENTES(ISW) + ORIGIN(ISW)
*
* Position de L'intersection Droite(Est)
ISE = ISE2 / 2
ZZE = DELTAR * PENTES(ISE) + ORIGIN(ISE)
*----
* Longueur des intersections
*----
CALL SYB7TC(DELTAR, DDELTA, ANGLES(ISW+2), NHMAX, ZZI(IZI+3),
& NRD-1, RAYONS, ZZW, ZZE,
& ZZR(IZR+1), HXRAYO(IHMIN))
IZR = IZR + NHMAX
*
250 CONTINUE
ELSE
*----
* Pour le comptage il faudra compter
* pour plus tard (les douzes symetries)
* deux indices de plus pour les surfaces Entrante et Sortante
*----
IZR = IZR +(NHMAX + 1) * NX
IZI = IZI + 2
ENDIF
*
IZI = IZI + NHMAX + 2
*
IF(TYSUIT .EQ. 'Est') THEN
IRC = IXRAYO(IHMAX)
IF(LGTRAE) THEN
IHMAX = IHMAX - 1
IF(IRC .EQ. IXRAYO(IHMAX)) ISE2 = ISE2 - 1
ELSEIF(IRC .GE. NRD) THEN
NTRIOR = .FALSE.
ELSE
IHMAX = IHMAX + 1
IXRAYO(IHMAX) = IRC + 1
HXRAYO(IHMAX+1) = HXRAYO(IHMAX)
ENDIF
IF(NTRIOR) THEN
CALL SYB7TE(NRD, JMINR, XCOTE, IXRAYO(IHMAX),
& DELTCE, DELTAS, ORIPH6, ORIPH3,
& COSPH6, COSPH3,
& ISE2, LGTRAE, DELTAE)
ENDIF
ELSEIF(TYSUIT .EQ. 'West') THEN
IRC = IXRAYO(IHMIN)
IF(LGTRAW) THEN
IHMIN = IHMIN + 1
IF(IRC .EQ. IXRAYO(IHMIN)) ISW2 = ISW2 + 1
ELSEIF(IRC .GE. NRD) THEN
NTRIOR = .FALSE.
ELSE
IHMIN = IHMIN - 1
IXRAYO(IHMIN) = IRC + 1
HXRAYO(IHMIN) = HXRAYO(IHMIN+1)
ENDIF
NTRIOR = ISW .LE. 2
IF(NTRIOR) THEN
CALL SYB7TW(NRD, JMINR, XCOTE, IXRAYO(IHMIN),
& DELTCW, DELTAS, ORIPH6, ORIPHI,
& COSPH6, SINPHI,
& ISW2, LGTRAW, DELTAW)
IF((ISW2 / 2) .NE. ISW) THEN
IF(LFAIRE) THEN
ZZI(IZI+1) = 0
ZZI(IZI+2) = 0
MNT = MNT + 1
ENDIF
IZI = IZI+2
ENDIF
ISW = ISW2 / 2
IF(ISW2 .EQ. 5) THEN
IF(LGTRAW) THEN
HC = DELTAW * PENTES(ISW) + ORIGIN(ISW)
LGTRAW = HC .GE. 0.
ENDIF
ENDIF
ENDIF
ELSEIF(TYSUIT .EQ. 'Coin') THEN
IXRAYO(IHSUIT) = IRSUIT
ELSEIF(TYSUIT .EQ. 'Tang') THEN
*
** Decalage du tableau entier de 2 Cases
DO I = 2, IHMAX - IHSUIT
IXRAYO(IHSUIT+I-2) = IXRAYO(IHSUIT+I)
ENDDO
*
** Decalage du tableau reel de 2 Cases
DO I = 2, IHMAX + 1 - IHSUIT
HXRAYO(IHSUIT+I-2) = HXRAYO(IHSUIT+I)
ENDDO
*
IHMAX = IHMAX - 2
ELSE
NTRIOR = .FALSE.
ENDIF
*
* /Fin/ Boucle sur les Trajectoires
ENDDO
*
* /Fin/ Boucle sur les Angles
IF(LFAIRE) ZZI(IZIT) = MNT
350 CONTINUE
NZI = IZI
NZR = IZR
*----
* SCRATCH STORAGE DEALLOCATION
*----
DEALLOCATE(HXRAYO,IXRAYO)
*
RETURN
END
|
