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Juan Escobar
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!MNH_LIC Copyright 2011-2019 CNRS, Meteo-France and Universite Paul Sabatier
!MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
!MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
!MNH_LIC for details. version 1.
!-----------------------------------------------------------------
! ########################
MODULE MODE_SPLITTINGZ_ll
! ########################
!
!! Purpose
!! -------
!
! The purpose of this module is to provide subroutines
! for the splitting of the domain in X Y & Z direction
!
!! Routines Of The User Interface
!! ------------------------------
!
! None
!
!! Reference
!! ---------
!
! User Interface for Meso-NH parallel package
! Ph. Kloos, L. Giraud, R. Guivarch, D. Lugato
!
!! Authors
!! -------
!
! J. ESCOBAR * LA *
! Modifications:
! Philippe Wautelet: 05/2016-04/2018: new data structures and calls for I/O
USE MODD_MPIF
!
USE MODE_SPLITTING_ll
!
LOGICAL,SAVE :: LINI_PARAZ = .FALSE. !Useful to know if a call to INI_PARAZ_ll or INI_PARAZ_CHILD_ll has already be done
!
CONTAINS
! ################################
SUBROUTINE INI_PARAZ_ll(KINFO_ll)
! ################################
!
!!**** *INI_PARA_ll* - routine to initialize the parallel variables
!!
!! Purpose
!! -------
! the purpose of the routine is to fill the structured type variables
! TCRRT_PROCONF and TCRRT_COMDATA
!
!!** Method
!! ------
!!
!! External
!! --------
! Module MODE_SPLITTING_ll
! SPLIT2
!
! Module MODE_CONSTRUCT_ll
! INI_PZ, INI_EZ, INI_BOUNDARIES, INI_TRANS,
! CONSTRUCT_HALO1, CONSTRUCT_HALO2, CONSTRUCT_HALO_EXTENDED,
! CONSTRUCT_TRANS, CONSTRUCT_1DX, CONSTRUCT_1DY,
! COMPUTE_HALO_MAX, COMPUTE_TRANS_MAX
!
! Module MODE_NEST_ll
! INI_CHILD
!
!! Implicit Arguments
!! ------------------
! Module MODD_DIM_ll
! JPHEXT - Horizontal External points number
! NDXRATIO_ALL, NDYRATIO_ALL, NXOR_ALL, NYOR_ALL,
! NXEND_ALL, NYEND_ALL,...
!
! Module MODD_PARALLEL
! TCRRT_PROCONF - Current configuration for current model
! TCRRT_COMDATA - Current communication data structure for current model
! and local processor
!
! Reference
!! ---------
!
!! AUTHOR
!! ------
! R. Guivarch
!
!! MODIFICATIONS
!! -------------
! Original 01/05/98
! R. Guivarch 01/01/98 Grid-Nesting
! R. Guivarch 29/11/99 x and y splitting -> YSPLITTING
! J. Escobar 24/09/2013 : temp patch for problem of gridnesting with different SHAPE
! M.Moge 10/02/2015 construct halo extended (needed for an interpolation in SPAWNING)
! J. Escobar 5/06/2018 : add cpp key MNH_USE_MPI_STATUSES_IGNORE for use of true MPI_STATUSES_IGNORE
!
!-------------------------------------------------------------------------------
!
!* 0. DECLARATIONS
!
USE MODD_DIM_ll
USE MODD_PARAMETERS_ll
USE MODD_STRUCTURE_ll
USE MODD_VAR_ll
!
USE MODE_SPLITTING_ll, ONLY : SPLIT2
!
USE MODE_CONSTRUCT_ll, ONLY : INI_PZ, INI_EZ, INI_BOUNDARIES, INI_TRANS, &
CONSTRUCT_HALO1, CONSTRUCT_HALO2, CONSTRUCT_HALO_EXTENDED, &
CONSTRUCT_TRANS, CONSTRUCT_1DX, CONSTRUCT_1DY, &
COMPUTE_HALO_MAX, COMPUTE_TRANS_MAX
!
USE MODE_NEST_ll, ONLY : INI_CHILD
USE MODE_TOOLSZ_ll, ONLY : SPLITZ, ini_pzz, ini_boundariesz, ini_ezz, construct_transz
!
!JUANZ
USE MODE_MNH_WORLD , ONLY : INIT_NMNH_COMM_WORLD
USE MODD_CONFZ , ONLY : NZ_VERB,NZ_PROC,MPI_BUFFER_SIZE,LMNH_MPI_ALLTOALLV_REMAP,NZ_SPLITTING
!JUANZ
IMPLICIT NONE
!
!* 0.1 declarations of arguments
!
INTEGER, INTENT(OUT) :: KINFO_ll
!
!* 0.2 declarations of local variables
!
!INTEGER ,PARAMETER :: MPI_BUFFER_SIZE = 140000000
CHARACTER,SAVE,ALLOCATABLE,DIMENSION(:) :: MPI_BUFFER
!JUAN
LOGICAL,SAVE :: GFIRSTCALL = .TRUE.
!JUAN
TYPE(ZONE_ll), ALLOCATABLE, DIMENSION(:) :: TZDZP ! intermediate zone
!
TYPE(MODELSPLITTING_ll), POINTER :: TZSPLIT
TYPE(PROCONF_ll), POINTER :: TZPROCONF
INTEGER :: JMODEL
INTEGER :: IRESP
LOGICAL :: GISINIT
!
!JUAN
TYPE(ZONE_ll), ALLOCATABLE, DIMENSION(:) :: TZDZP_SXP1_YP2_Z ! intermediate Full Z = B splitting without halo zone
TYPE(ZONE_ll), ALLOCATABLE, DIMENSION(:) :: TZDZP_SX_YP2_ZP1 ! intermediate Full X splitting zone
TYPE(ZONE_ll), ALLOCATABLE, DIMENSION(:) :: TZDZP_SXP2_Y_ZP1 ! intermediate Full Y splitting zone
TYPE(ZONE_ll), ALLOCATABLE, DIMENSION(:) :: TZDZP_SXP2_YP1_Z ! intermediate Full Z = B transposed splitting without halo zone
INTEGER :: JX_DOMAINS,JY_DOMAINS
LOGICAL :: LPREM
INTEGER :: P1,P2
!JUANZ
INTEGER :: P1P2(2), P1P2COORD(2) , IROW , ICOL, NROW, NCOL
LOGICAL :: Lperiodic(2), remain_dims(2) , Lreorder
INTEGER :: JI
!JUANZ
!JUAN
!
!-------------------------------------------------------------------------------
!
!* 1. INITIALIZE MPI :
! --------------
!
KINFO_ll = 0
CALL INIT_NMNH_COMM_WORLD(KINFO_ll)
!
CALL MPI_COMM_DUP(NMNH_COMM_WORLD, NHALO_COM, KINFO_ll)
!
CALL MPI_COMM_DUP(NMNH_COMM_WORLD, NHALO2_COM, KINFO_ll)
!
CALL MPI_COMM_DUP(NMNH_COMM_WORLD, NTRANS_COM, KINFO_ll)
!
CALL MPI_COMM_DUP(NMNH_COMM_WORLD, NGRID_COM, KINFO_ll)
!
! For bug with intelmpi+ilp64+i8 declare MNH_STATUSES_IGNORE
!
#ifndef MNH_USE_MPI_STATUSES_IGNORE
ALLOCATE(MNH_STATUSES_IGNORE(MPI_STATUS_SIZE,NPROC*2))
#endif
!
!-------------------------------------------------------------------------------
!
!* 3. ALLOCATION :
! ----------
!
IF (GFIRSTCALL) THEN
IF (LMNH_MPI_ALLTOALLV_REMAP) NZ_SPLITTING = 14
IF (NZ_VERB .GE. 5 ) THEN
IF ( IP .EQ. 1 ) THEN
print*," INI_PARAZ_ll : MPI_BUFFER_SIZE in MB =",MPI_BUFFER_SIZE
IF (LMNH_MPI_ALLTOALLV_REMAP) print*," INI_PARAZ_ll : USING MPI_ALLTOALLV FOR REMAPPING "
END IF
END IF
ALLOCATE(MPI_BUFFER(MPI_BUFFER_SIZE*1000000))
CALL MPI_BUFFER_ATTACH(MPI_BUFFER,MPI_BUFFER_SIZE*1000000,KINFO_ll)
GFIRSTCALL = .FALSE.
ENDIF
ALLOCATE(TZDZP(NPROC))
!JUAN
ALLOCATE(TZDZP_SXP1_YP2_Z(NPROC))
ALLOCATE(TZDZP_SXP2_YP1_Z(NPROC))
ALLOCATE(TZDZP_SX_YP2_ZP1(NPROC))
ALLOCATE(TZDZP_SXP2_Y_ZP1(NPROC))
!JUAN
!
ALLOCATE(TCRRT_PROCONF)
CALL ALLOC(TCRRT_COMDATA)
ALLOCATE(TCRRT_PROCONF%TSPLITS_B(NPROC))
ALLOCATE(TCRRT_PROCONF%TSPLITS_X(NPROC))
ALLOCATE(TCRRT_PROCONF%TSPLITS_Y(NPROC))
!JUAN
ALLOCATE(TCRRT_PROCONF%TSPLITS_SXP1_YP2_Z(NPROC))
ALLOCATE(TCRRT_PROCONF%TSPLITS_SXP2_YP1_Z(NPROC))
ALLOCATE(TCRRT_PROCONF%TSPLITS_SX_YP2_ZP1(NPROC))
ALLOCATE(TCRRT_PROCONF%TSPLITS_SXP2_Y_ZP1(NPROC))
!JUAN
ALLOCATE(TCRRT_PROCONF%TBOUND(NPROC))
NULLIFY(TCRRT_PROCONF%TPARENT)
NULLIFY(TCRRT_COMDATA%TPARENT)
NULLIFY(TCRRT_PROCONF%TCHILDREN)
NULLIFY(TCRRT_COMDATA%TCHILDREN)
!
!-------------------------------------------------------------------------------
!
!* 4. SPLITTING OF THE DOMAIN :
! -----------------------
!
DIMX = NIMAX_TMP_ll + 2*JPHEXT
DIMY = NJMAX_TMP_ll + 2*JPHEXT
DIMZ = NKMAX_TMP_ll + 2*JPVEXT
!
TCRRT_PROCONF%NUMBER = 1
!
!JUAN CALL SPLITZ(NIMAX_TMP_ll,NJMAX_TMP_ll,NKMAX_TMP_ll,NPROC,TZDZP_SXP2_YP1_Z,'BSPLITTING',NZ_PROC)
!!$ CALL SPLITZ(NIMAX_TMP_ll,NJMAX_TMP_ll,NKMAX_TMP_ll,NPROC,TZDZP_SXP2_YP1_Z,'BSPLITTING',1)
!!$ CALL SPLITZ(NIMAX_TMP_ll,NJMAX_TMP_ll,NKMAX_TMP_ll,NPROC,TZDZP_SX_YP2_ZP1,'YSPLITTING',NZ_PROC)
!!$ CALL SPLITZ(NIMAX_TMP_ll,NJMAX_TMP_ll,NKMAX_TMP_ll,NPROC,TZDZP_SXP2_Y_ZP1,'XSPLITTING',NZ_PROC)
! Add halo directly in Z direction
!
! find the B spltting
!
CALL DEF_SPLITTING2(JX_DOMAINS,JY_DOMAINS,NIMAX_TMP_ll,NJMAX_TMP_ll,NPROC,LPREM)
!
P1 = JX_DOMAINS
IF (DIMZ .NE. 3 ) P1 = MIN(DIMZ,JX_DOMAINS)
IF (NZ_PROC .GT. 0 ) P1 = NZ_PROC
P2 = NPROC / P1
!JUAN PATCH NESTING DIFFERENT SHAPE
NZ_PROC = P1
IF (NZ_VERB .GE. 5 ) THEN
IF ( IP .EQ. 1 )THEN
print*," INI_PARAZ_ll:: NZ_PROC =",NZ_PROC
print*," INI_PARAZ_ll:: JX_DOMAINS=",JX_DOMAINS
print*," INI_PARAZ_ll:: JY_DOMAINS=",JY_DOMAINS
print*
!
print*," INI_PARAZ_ll:: P1=MIN(NZ_PROC,DIMZ) > 0 .OR. MIN(DIMZ,MAX(JX_DOMAINS,JY_DOMAINS))=", P1
!
print*," INI_PARAZ_ll:: P2=NPROC/P1/ =", P2
END IF
END IF
NP1 = P1
NP2 = P2
!
!JUANZ
P1P2(1) = NP2
P1P2(2) = NP1
Lperiodic(1) = .false.
Lperiodic(2) = .false.
Lreorder=.false.
! creating cartesian processor grid
call MPI_Cart_create(NMNH_COMM_WORLD,2,P1P2,Lperiodic,Lreorder,NMNH_P1P2_WORLD,KINFO_ll)
! Obtaining process ids with in the cartesian grid
call MPI_Cart_coords(NMNH_P1P2_WORLD,IP-1,2,P1P2COORD,KINFO_ll)
! using cart comworld create east-west(row) sub comworld
remain_dims(1) = .false.
remain_dims(2) = .true.
call MPI_Cart_sub(NMNH_P1P2_WORLD,remain_dims,NMNH_ROW_WORLD,KINFO_ll)
CALL MPI_COMM_RANK(NMNH_ROW_WORLD, IROW, KINFO_ll)
CALL MPI_COMM_SIZE(NMNH_ROW_WORLD, NROW, KINFO_ll)
! using cart comworld create north-south(column) sub comworld
remain_dims(1) = .true.
remain_dims(2) = .false.
call MPI_Cart_sub(NMNH_P1P2_WORLD,remain_dims,NMNH_COL_WORLD,KINFO_ll)
CALL MPI_COMM_RANK(NMNH_COL_WORLD, ICOL, KINFO_ll)
CALL MPI_COMM_SIZE(NMNH_COL_WORLD, NCOL, KINFO_ll)
!JUANZ
CALL SPLIT2(NIMAX_TMP_ll,NJMAX_TMP_ll,NKMAX_TMP_ll,NPROC,TZDZP,YSPLITTING,P1,P2)
CALL SPLITZ(NIMAX_TMP_ll,NJMAX_TMP_ll,DIMZ,NPROC,TZDZP_SXP1_YP2_Z,'P1P2SPLITT', 1 ,P1,P2)
CALL SPLITZ(NIMAX_TMP_ll,NJMAX_TMP_ll,DIMZ,NPROC,TZDZP_SX_YP2_ZP1,'YSPLITTING', P1,P1,P2)
CALL SPLITZ(NIMAX_TMP_ll,NJMAX_TMP_ll,DIMZ,NPROC,TZDZP_SXP2_Y_ZP1,'XSPLITTING', P1,P1,P2)
CALL SPLITZ(NIMAX_TMP_ll,NJMAX_TMP_ll,DIMZ,NPROC,TZDZP_SXP2_YP1_Z,'P2P1SPLITT', 1 ,P1,P2)
!JUAN CALL SPLIT2(NIMAX_TMP_ll,NJMAX_TMP_ll,NKMAX_TMP_ll,NPROC,TZDZP,YSPLITTING)
!
!-------------------------------------------------------------------------------
!
!* 5. INITIALIZATION OF TCRRT_PROCONF :
! -------------------------------
!
CALL INI_PZ(TCRRT_PROCONF,TZDZP)
!JUAN
CALL INI_PZZ(TCRRT_PROCONF%TSPLITS_SXP1_YP2_Z,TZDZP_SXP1_YP2_Z)
CALL INI_PZZ(TCRRT_PROCONF%TSPLITS_SXP2_YP1_Z,TZDZP_SXP2_YP1_Z)
CALL INI_PZZ(TCRRT_PROCONF%TSPLITS_SX_YP2_ZP1,TZDZP_SX_YP2_ZP1)
CALL INI_PZZ(TCRRT_PROCONF%TSPLITS_SXP2_Y_ZP1,TZDZP_SXP2_Y_ZP1)
!JUAN
!
CALL INI_BOUNDARIES(TCRRT_PROCONF)
!JUAN
CALL INI_BOUNDARIESZ(TCRRT_PROCONF)
!JUAN
!
CALL INI_EZ(TCRRT_PROCONF)
!JUAN
CALL INI_EZZ(TCRRT_PROCONF)
!JUAN
!
CALL INI_TRANS(TCRRT_PROCONF)
!
!-------------------------------------------------------------------------------
!
!* 6. INITIALIZATION OF TCRRT_COMDATA :
! -------------------------------
!
!* 6.1 Model Number
!
TCRRT_COMDATA%NUMBER = 1
!
!* 6.2 Pointer from TCRRT_COMDATA to TCRRT_PROCONF for 2Way splitting
!
TCRRT_COMDATA%TSPLIT_B => TCRRT_PROCONF%TSPLITS_B(IP)
!TZSPLIT => TCRRT_COMDATA%TSPLIT_B
!
!
!* 6.3 Pointer from TCRRT_COMDATA to TCRRT_PROCONF
! for x-slices splitting
TCRRT_COMDATA%TSPLIT_X => TCRRT_PROCONF%TSPLITS_X(IP)
!
!TZSPLIT => TCRRT_COMDATA%TSPLIT_X
!
!
!* 6.4 Pointer from TCRRT_COMDATA to TCRRT_PROCONF
! for y-slices splitting
!
TCRRT_COMDATA%TSPLIT_Y => TCRRT_PROCONF%TSPLITS_Y(IP)
!
!TZSPLIT => TCRRT_COMDATA%TSPLIT_Y
!
!JUAN
DO JI=1, NPROC
IF ( TCRRT_PROCONF%TSPLITS_SXP1_YP2_Z(JI)%NUMBER .EQ. IP ) THEN
TCRRT_COMDATA%TSPLIT_SXP1_YP2_Z => TCRRT_PROCONF%TSPLITS_SXP1_YP2_Z(JI)
ENDIF
IF ( TCRRT_PROCONF%TSPLITS_SXP2_YP1_Z(JI)%NUMBER .EQ. IP ) THEN
TCRRT_COMDATA%TSPLIT_SXP2_YP1_Z => TCRRT_PROCONF%TSPLITS_SXP2_YP1_Z(JI)
ENDIF
IF ( TCRRT_PROCONF%TSPLITS_SX_YP2_ZP1(JI)%NUMBER .EQ. IP ) THEN
TCRRT_COMDATA%TSPLIT_SX_YP2_ZP1 => TCRRT_PROCONF%TSPLITS_SX_YP2_ZP1(JI)
ENDIF
IF ( TCRRT_PROCONF%TSPLITS_SXP2_Y_ZP1(JI)%NUMBER .EQ. IP ) THEN
TCRRT_COMDATA%TSPLIT_SXP2_Y_ZP1 => TCRRT_PROCONF%TSPLITS_SXP2_Y_ZP1(JI)
END IF
END DO
!JUAN
!
!* 6.5 Construction of HALO1 communication data
!
CALL CONSTRUCT_HALO1(TCRRT_COMDATA, TCRRT_PROCONF)
CALL CONSTRUCT_HALO2(TCRRT_COMDATA, TCRRT_PROCONF)
CALL CONSTRUCT_HALO_EXTENDED(TCRRT_COMDATA, TCRRT_PROCONF, JPHEXT+1)
!
!
!* 6.6 Construction of 1D communication data
!
ALLOCATE(TCRRT_COMDATA%HALO1DX)
ALLOCATE(TCRRT_COMDATA%HALO1DX%NSEND_WEST(NPROC))
ALLOCATE(TCRRT_COMDATA%HALO1DX%NSEND_EAST(NPROC))
CALL CONSTRUCT_1DX(TCRRT_COMDATA, TCRRT_PROCONF)
!
ALLOCATE(TCRRT_COMDATA%HALO1DY)
ALLOCATE(TCRRT_COMDATA%HALO1DY%NSEND_SOUTH(NPROC))
ALLOCATE(TCRRT_COMDATA%HALO1DY%NSEND_NORTH(NPROC))
CALL CONSTRUCT_1DY(TCRRT_COMDATA, TCRRT_PROCONF)
!
!
!* 6.7 Construction of Transposition communication data
!
CALL CONSTRUCT_TRANS(TCRRT_COMDATA, TCRRT_PROCONF)
CALL CONSTRUCT_TRANSZ(TCRRT_COMDATA, TCRRT_PROCONF)
!
!
!-------------------------------------------------------------------------------
!
! 7. GRID NESTING :
! ------------
!
NULLIFY(TCRRT_PROCONF%TCHILDREN)
NULLIFY(TCRRT_COMDATA%TCHILDREN)
NULLIFY(TCRRT_COMDATA%TP2C_DATA)
!
DO JMODEL = 1, JPMODELMAX
!
IF( NDAD(JMODEL) .EQ. TCRRT_PROCONF%NUMBER ) THEN
CALL INI_CHILD(TCRRT_PROCONF, TCRRT_COMDATA, JMODEL)
ENDIF
!
ENDDO
!
!-------------------------------------------------------------------------------
!
TZPROCONF => TCRRT_PROCONF
!
CALL COMPUTE_TRANS_MAX(NBUFFERSIZE_3D, TCRRT_COMDATA)
IF (NZ_VERB .GE. 5 ) THEN
IF (IP.EQ.1) print*,"INI_PARAZ_ll::COMPUTE_TRANS_MAX(NBUFFERSIZE_3D, TCRRT_COMDATA)=",NBUFFERSIZE_3D
END IF
!JUAN NCOMBUFFSIZE1 = NBUFFERSIZE_3D
!NCOMBUFFSIZE1 = NBUFFERSIZE_3D*2
NCOMBUFFSIZE1 = NBUFFERSIZE_3D
!JUAN NCOMBUFFSIZE1 = 10000000
!
CALL COMPUTE_HALO_MAX(NMAXSIZEHALO, TCRRT_COMDATA)
!
!NAG4.0 boom avec le 50 lorsqu'on active les scalaires
! NBUFFERSIZE_2D = 50*NMAXSIZEHALO
NBUFFERSIZE_2D = 150*NMAXSIZEHALO
!NAG4.0
NCOMBUFFSIZE2 = NBUFFERSIZE_2D
!
DEALLOCATE(TZDZP)
!
LINI_PARAZ = .TRUE.
!-------------------------------------------------------------------------------
!
END SUBROUTINE INI_PARAZ_ll
!
! ################################
SUBROUTINE INI_PARAZ_CHILD_ll(KINFO_ll)
! ################################
!
!!**** *INI_PARAZ_CHILD_ll* - routine to initialize the parallel variables for a child model
!! constructed from a father model in PREP_PGD.
!! Should be called after INI_PARAZ_ll on the father model
!! Similar to INI_PARAZ_ll and INI_CHILD
!!
!! Purpose
!! -------
! the purpose of the routine is to fill the structured type variables
! TCRRT_PROCONF and TCRRT_COMDATA
!
!!** Method
!! ------
!!
!! External
!! --------
! Module MODE_SPLITTING_ll
! SPLIT2
!
! Module MODE_CONSTRUCT_ll
! INI_PZ, INI_EZ, INI_BOUNDARIES, INI_TRANS,
! CONSTRUCT_HALO1, CONSTRUCT_HALO2, CONSTRUCT_HALO_EXTENDED,
! CONSTRUCT_TRANS, CONSTRUCT_1DX, CONSTRUCT_1DY,
! COMPUTE_HALO_MAX, COMPUTE_TRANS_MAX
!
!! Implicit Arguments
!! ------------------
! Module MODD_DIM_ll
! JPHEXT - Horizontal External points number
! NDXRATIO_ALL, NDYRATIO_ALL, NXOR_ALL, NYOR_ALL,
! NXEND_ALL, NYEND_ALL,...
!
! Module MODD_PARALLEL
! TCRRT_PROCONF - Current configuration for current model
! TCRRT_COMDATA - Current communication data structure for current model
! and local processor
!
! Reference
!! ---------
!
!! AUTHOR
!! ------
! M. Moge
!
!! MODIFICATIONS
!! -------------
! Original 21/07/15
!
!-------------------------------------------------------------------------------
!
!* 0. DECLARATIONS
!
USE MODD_DIM_ll
USE MODD_PARAMETERS_ll
USE MODD_STRUCTURE_ll
USE MODD_VAR_ll
!
USE MODE_SPLITTING_ll, ONLY : SPLIT2
!
USE MODE_CONSTRUCT_ll, ONLY : INI_PZ, INI_EZ, INI_BOUNDARIES, INI_TRANS, &
CONSTRUCT_HALO1, CONSTRUCT_HALO2, CONSTRUCT_HALO_EXTENDED, &
CONSTRUCT_TRANS, CONSTRUCT_1DX, CONSTRUCT_1DY, &
COMPUTE_HALO_MAX, COMPUTE_TRANS_MAX
!
USE MODE_TOOLSZ_ll, ONLY : SPLITZ, ini_pzz, ini_boundariesz, ini_ezz, construct_transz
!
!JUANZ
USE MODE_MNH_WORLD , ONLY : INIT_NMNH_COMM_WORLD
USE MODD_CONFZ , ONLY : NZ_VERB,NZ_PROC,MPI_BUFFER_SIZE,LMNH_MPI_ALLTOALLV_REMAP,NZ_SPLITTING
!JUANZ
IMPLICIT NONE
!
!* 0.1 declarations of arguments
!
INTEGER, INTENT(OUT) :: KINFO_ll
!
!* 0.2 declarations of local variables
!
!INTEGER ,PARAMETER :: MPI_BUFFER_SIZE = 140000000
CHARACTER,SAVE,ALLOCATABLE,DIMENSION(:) :: MPI_BUFFER
!JUAN
LOGICAL,SAVE :: GFIRSTCALL = .TRUE.
!JUAN
TYPE(ZONE_ll), ALLOCATABLE, DIMENSION(:) :: TZDZP ! intermediate zone
!
TYPE(MODELSPLITTING_ll), POINTER :: TZSPLIT
TYPE(PROCONF_ll), POINTER :: TZPROCONF
INTEGER :: JMODEL
INTEGER :: IRESP
LOGICAL :: GISINIT
!
!JUAN
TYPE(ZONE_ll), ALLOCATABLE, DIMENSION(:) :: TZDZP_SXP1_YP2_Z ! intermediate Full Z = B splitting without halo zone
TYPE(ZONE_ll), ALLOCATABLE, DIMENSION(:) :: TZDZP_SX_YP2_ZP1 ! intermediate Full X splitting zone
TYPE(ZONE_ll), ALLOCATABLE, DIMENSION(:) :: TZDZP_SXP2_Y_ZP1 ! intermediate Full Y splitting zone
TYPE(ZONE_ll), ALLOCATABLE, DIMENSION(:) :: TZDZP_SXP2_YP1_Z ! intermediate Full Z = B transposed splitting without halo zone
INTEGER :: JX_DOMAINS,JY_DOMAINS
LOGICAL :: LPREM
INTEGER :: P1,P2
!JUANZ
INTEGER :: P1P2(2), P1P2COORD(2) , IROW , ICOL, NROW, NCOL
LOGICAL :: Lperiodic(2), remain_dims(2) , Lreorder
INTEGER :: JI
INTEGER :: IXSIZE_ll ! global sizes of son domain in father grid
INTEGER :: IYSIZE_ll
!JUANZ
!JUAN
!
!-------------------------------------------------------------------------------
!
!* 1. INITIALIZE MPI :
! --------------
!
! MPI should already be initialized
!
!
!-------------------------------------------------------------------------------
!
!* 3. ALLOCATION :
! ----------
!
! buffer has already been alloacated in the call to INI_PARAZ_ll on the father model
ALLOCATE(TZDZP(NPROC))
!JUAN
ALLOCATE(TZDZP_SXP1_YP2_Z(NPROC))
ALLOCATE(TZDZP_SXP2_YP1_Z(NPROC))
ALLOCATE(TZDZP_SX_YP2_ZP1(NPROC))
ALLOCATE(TZDZP_SXP2_Y_ZP1(NPROC))
!JUAN
!
ALLOCATE(TCRRT_PROCONF)
CALL ALLOC(TCRRT_COMDATA)
ALLOCATE(TCRRT_PROCONF%TSPLITS_B(NPROC))
ALLOCATE(TCRRT_PROCONF%TSPLITS_X(NPROC))
ALLOCATE(TCRRT_PROCONF%TSPLITS_Y(NPROC))
!JUAN
ALLOCATE(TCRRT_PROCONF%TSPLITS_SXP1_YP2_Z(NPROC))
ALLOCATE(TCRRT_PROCONF%TSPLITS_SXP2_YP1_Z(NPROC))
ALLOCATE(TCRRT_PROCONF%TSPLITS_SX_YP2_ZP1(NPROC))
ALLOCATE(TCRRT_PROCONF%TSPLITS_SXP2_Y_ZP1(NPROC))
!JUAN
ALLOCATE(TCRRT_PROCONF%TBOUND(NPROC))
NULLIFY(TCRRT_PROCONF%TPARENT)
NULLIFY(TCRRT_COMDATA%TPARENT)
NULLIFY(TCRRT_PROCONF%TCHILDREN)
NULLIFY(TCRRT_COMDATA%TCHILDREN)
!
!-------------------------------------------------------------------------------
!
!* 4. SPLITTING OF THE DOMAIN :
! -----------------------
!
IXSIZE_ll = NIMAX_TMP_ll/NDXRATIO_ALL(1)
IYSIZE_ll = NJMAX_TMP_ll/NDYRATIO_ALL(1)
DIMX = IXSIZE_ll*NDXRATIO_ALL(1) + 2*JPHEXT
DIMY = IYSIZE_ll*NDYRATIO_ALL(1) + 2*JPHEXT
DIMZ = NKMAX_TMP_ll + 2*JPVEXT
!
TCRRT_PROCONF%NUMBER = 1
!
!JUAN CALL SPLITZ(NIMAX_TMP_ll,NJMAX_TMP_ll,NKMAX_TMP_ll,NPROC,TZDZP_SXP2_YP1_Z,'BSPLITTING',NZ_PROC)
!!$ CALL SPLITZ(NIMAX_TMP_ll,NJMAX_TMP_ll,NKMAX_TMP_ll,NPROC,TZDZP_SXP2_YP1_Z,'BSPLITTING',1)
!!$ CALL SPLITZ(NIMAX_TMP_ll,NJMAX_TMP_ll,NKMAX_TMP_ll,NPROC,TZDZP_SX_YP2_ZP1,'YSPLITTING',NZ_PROC)
!!$ CALL SPLITZ(NIMAX_TMP_ll,NJMAX_TMP_ll,NKMAX_TMP_ll,NPROC,TZDZP_SXP2_Y_ZP1,'XSPLITTING',NZ_PROC)
! Add halo directly in Z direction
!
! find the B spltting
!
CALL DEF_SPLITTING2(JX_DOMAINS,JY_DOMAINS,IXSIZE_ll,IYSIZE_ll,NPROC,LPREM)
!
P1 = JX_DOMAINS
IF (DIMZ .NE. 3 ) P1 = MIN(DIMZ,JX_DOMAINS)
IF (NZ_PROC .GT. 0 ) P1 = NZ_PROC
P2 = NPROC / P1
!JUAN PATCH NESTING DIFFERENT SHAPE
NZ_PROC = P1
IF (NZ_VERB .GE. 5 ) THEN
IF ( IP .EQ. 1 )THEN
print*," INI_PARAZ_ll:: NZ_PROC =",NZ_PROC
print*," INI_PARAZ_ll:: JX_DOMAINS=",JX_DOMAINS
print*," INI_PARAZ_ll:: JY_DOMAINS=",JY_DOMAINS
print*
!
print*," INI_PARAZ_ll:: P1=MIN(NZ_PROC,DIMZ) > 0 .OR. MIN(DIMZ,MAX(JX_DOMAINS,JY_DOMAINS))=", P1
!
print*," INI_PARAZ_ll:: P2=NPROC/P1/ =", P2
END IF
END IF
NP1 = P1
NP2 = P2
!
!JUANZ
P1P2(1) = NP2
P1P2(2) = NP1
Lperiodic(1) = .false.
Lperiodic(2) = .false.
Lreorder=.false.
! creating cartesian processor grid
call MPI_Cart_create(NMNH_COMM_WORLD,2,P1P2,Lperiodic,Lreorder,NMNH_P1P2_WORLD,KINFO_ll)
! Obtaining process ids with in the cartesian grid
call MPI_Cart_coords(NMNH_P1P2_WORLD,IP-1,2,P1P2COORD,KINFO_ll)
! using cart comworld create east-west(row) sub comworld
remain_dims(1) = .false.
remain_dims(2) = .true.
call MPI_Cart_sub(NMNH_P1P2_WORLD,remain_dims,NMNH_ROW_WORLD,KINFO_ll)
CALL MPI_COMM_RANK(NMNH_ROW_WORLD, IROW, KINFO_ll)
CALL MPI_COMM_SIZE(NMNH_ROW_WORLD, NROW, KINFO_ll)
! using cart comworld create north-south(column) sub comworld
remain_dims(1) = .true.
remain_dims(2) = .false.
call MPI_Cart_sub(NMNH_P1P2_WORLD,remain_dims,NMNH_COL_WORLD,KINFO_ll)
CALL MPI_COMM_RANK(NMNH_COL_WORLD, ICOL, KINFO_ll)
CALL MPI_COMM_SIZE(NMNH_COL_WORLD, NCOL, KINFO_ll)
!JUANZ
! split the child model according to the father grid elements (coarse)
CALL SPLIT2(IXSIZE_ll,IYSIZE_ll,NKMAX_TMP_ll,NPROC,TZDZP,YSPLITTING,P1,P2)
CALL SPLITZ(IXSIZE_ll,IYSIZE_ll,DIMZ,NPROC,TZDZP_SXP1_YP2_Z,'P1P2SPLITT', 1 ,P1,P2)
CALL SPLITZ(IXSIZE_ll,IYSIZE_ll,DIMZ,NPROC,TZDZP_SX_YP2_ZP1,'YSPLITTING', P1,P1,P2)
CALL SPLITZ(IXSIZE_ll,IYSIZE_ll,DIMZ,NPROC,TZDZP_SXP2_Y_ZP1,'XSPLITTING', P1,P1,P2)
CALL SPLITZ(IXSIZE_ll,IYSIZE_ll,DIMZ,NPROC,TZDZP_SXP2_YP1_Z,'P2P1SPLITT', 1 ,P1,P2)
! 'convert' the splitting from coarse (father) to fine (son) grid using NDXRATIO_ALL(1), NDYRATIO_ALL(1)
CALL COARSE_TO_FINE(TZDZP)
CALL COARSE_TO_FINE(TZDZP_SXP1_YP2_Z)
CALL COARSE_TO_FINE(TZDZP_SX_YP2_ZP1)
CALL COARSE_TO_FINE(TZDZP_SXP2_Y_ZP1)
CALL COARSE_TO_FINE(TZDZP_SXP2_YP1_Z)
!
!-------------------------------------------------------------------------------
!
!* 5. INITIALIZATION OF TCRRT_PROCONF :
! -------------------------------
!
CALL INI_PZ(TCRRT_PROCONF,TZDZP)
!JUAN
CALL INI_PZZ(TCRRT_PROCONF%TSPLITS_SXP1_YP2_Z,TZDZP_SXP1_YP2_Z)
CALL INI_PZZ(TCRRT_PROCONF%TSPLITS_SXP2_YP1_Z,TZDZP_SXP2_YP1_Z)
CALL INI_PZZ(TCRRT_PROCONF%TSPLITS_SX_YP2_ZP1,TZDZP_SX_YP2_ZP1)
CALL INI_PZZ(TCRRT_PROCONF%TSPLITS_SXP2_Y_ZP1,TZDZP_SXP2_Y_ZP1)
!JUAN
!
CALL INI_BOUNDARIES(TCRRT_PROCONF)
!JUAN
CALL INI_BOUNDARIESZ(TCRRT_PROCONF)
!JUAN
!
CALL INI_EZ(TCRRT_PROCONF)
!JUAN
CALL INI_EZZ(TCRRT_PROCONF)
!JUAN
!
CALL INI_TRANS(TCRRT_PROCONF)
!
!-------------------------------------------------------------------------------
!
!* 6. INITIALIZATION OF TCRRT_COMDATA :
! -------------------------------
!
!* 6.1 Model Number
!
TCRRT_COMDATA%NUMBER = 1
!
!* 6.2 Pointer from TCRRT_COMDATA to TCRRT_PROCONF for 2Way splitting
!
TCRRT_COMDATA%TSPLIT_B => TCRRT_PROCONF%TSPLITS_B(IP)
!TZSPLIT => TCRRT_COMDATA%TSPLIT_B
!
!
!* 6.3 Pointer from TCRRT_COMDATA to TCRRT_PROCONF
! for x-slices splitting
TCRRT_COMDATA%TSPLIT_X => TCRRT_PROCONF%TSPLITS_X(IP)
!
!TZSPLIT => TCRRT_COMDATA%TSPLIT_X
!
!
!* 6.4 Pointer from TCRRT_COMDATA to TCRRT_PROCONF
! for y-slices splitting
!
TCRRT_COMDATA%TSPLIT_Y => TCRRT_PROCONF%TSPLITS_Y(IP)
!
!TZSPLIT => TCRRT_COMDATA%TSPLIT_Y
!
!JUAN
DO JI=1, NPROC
IF ( TCRRT_PROCONF%TSPLITS_SXP1_YP2_Z(JI)%NUMBER .EQ. IP ) THEN
TCRRT_COMDATA%TSPLIT_SXP1_YP2_Z => TCRRT_PROCONF%TSPLITS_SXP1_YP2_Z(JI)
ENDIF
IF ( TCRRT_PROCONF%TSPLITS_SXP2_YP1_Z(JI)%NUMBER .EQ. IP ) THEN
TCRRT_COMDATA%TSPLIT_SXP2_YP1_Z => TCRRT_PROCONF%TSPLITS_SXP2_YP1_Z(JI)
ENDIF
IF ( TCRRT_PROCONF%TSPLITS_SX_YP2_ZP1(JI)%NUMBER .EQ. IP ) THEN
TCRRT_COMDATA%TSPLIT_SX_YP2_ZP1 => TCRRT_PROCONF%TSPLITS_SX_YP2_ZP1(JI)
ENDIF
IF ( TCRRT_PROCONF%TSPLITS_SXP2_Y_ZP1(JI)%NUMBER .EQ. IP ) THEN
TCRRT_COMDATA%TSPLIT_SXP2_Y_ZP1 => TCRRT_PROCONF%TSPLITS_SXP2_Y_ZP1(JI)
END IF
END DO
!JUAN
!
!* 6.5 Construction of HALO1 communication data
!
CALL CONSTRUCT_HALO1(TCRRT_COMDATA, TCRRT_PROCONF)
CALL CONSTRUCT_HALO2(TCRRT_COMDATA, TCRRT_PROCONF)
CALL CONSTRUCT_HALO_EXTENDED(TCRRT_COMDATA, TCRRT_PROCONF, JPHEXT+1)
!
!
!* 6.6 Construction of 1D communication data
!
ALLOCATE(TCRRT_COMDATA%HALO1DX)
ALLOCATE(TCRRT_COMDATA%HALO1DX%NSEND_WEST(NPROC))
ALLOCATE(TCRRT_COMDATA%HALO1DX%NSEND_EAST(NPROC))
CALL CONSTRUCT_1DX(TCRRT_COMDATA, TCRRT_PROCONF)
!
ALLOCATE(TCRRT_COMDATA%HALO1DY)
ALLOCATE(TCRRT_COMDATA%HALO1DY%NSEND_SOUTH(NPROC))
ALLOCATE(TCRRT_COMDATA%HALO1DY%NSEND_NORTH(NPROC))
CALL CONSTRUCT_1DY(TCRRT_COMDATA, TCRRT_PROCONF)
!
!
!* 6.7 Construction of Transposition communication data
!
CALL CONSTRUCT_TRANS(TCRRT_COMDATA, TCRRT_PROCONF)
CALL CONSTRUCT_TRANSZ(TCRRT_COMDATA, TCRRT_PROCONF)
!
!
!-------------------------------------------------------------------------------
!
! 7. GRID NESTING :
! ------------
!
! No grid nesting in this case : We are initializing a child domain directly in PREP_PGD,
! after having called INI_PARAZ_ll on father grid alone
!
NULLIFY(TCRRT_PROCONF%TCHILDREN)
NULLIFY(TCRRT_COMDATA%TCHILDREN)
NULLIFY(TCRRT_COMDATA%TP2C_DATA)
!
!-------------------------------------------------------------------------------
!
TZPROCONF => TCRRT_PROCONF
!
CALL COMPUTE_TRANS_MAX(NBUFFERSIZE_3D, TCRRT_COMDATA)
IF (NZ_VERB .GE. 5 ) THEN
IF (IP.EQ.1) print*,"INI_PARAZ_ll::COMPUTE_TRANS_MAX(NBUFFERSIZE_3D, TCRRT_COMDATA)=",NBUFFERSIZE_3D
END IF
!JUAN NCOMBUFFSIZE1 = NBUFFERSIZE_3D
!NCOMBUFFSIZE1 = NBUFFERSIZE_3D*2
NCOMBUFFSIZE1 = NBUFFERSIZE_3D
!JUAN NCOMBUFFSIZE1 = 10000000
!
CALL COMPUTE_HALO_MAX(NMAXSIZEHALO, TCRRT_COMDATA)
!
!NAG4.0 boom avec le 50 lorsqu'on active les scalaires
! NBUFFERSIZE_2D = 50*NMAXSIZEHALO
NBUFFERSIZE_2D = 150*NMAXSIZEHALO
!NAG4.0
NCOMBUFFSIZE2 = NBUFFERSIZE_2D
!
DEALLOCATE(TZDZP)
!
LINI_PARAZ = .TRUE.
!-------------------------------------------------------------------------------
!
CONTAINS
SUBROUTINE COARSE_TO_FINE(TZ)
IMPLICIT NONE
TYPE(ZONE_ll), DIMENSION(:) :: TZ ! grid splitting to transform from coarse (father) resolution/grid
! to fien ( son ) resolution/grid
INTEGER :: J
DO J = 1, NPROC
!
TZ(J)%NUMBER = TZ(J)%NUMBER
TZ(J)%NXOR = (TZ(J)%NXOR - JPHEXT -1 ) * NDXRATIO_ALL(1) + JPHEXT +1
TZ(J)%NYOR = (TZ(J)%NYOR - JPHEXT -1 ) * NDYRATIO_ALL(1) + JPHEXT +1
TZ(J)%NXEND = (TZ(J)%NXEND - JPHEXT ) * NDXRATIO_ALL(1) + JPHEXT
TZ(J)%NYEND = (TZ(J)%NYEND - JPHEXT ) * NDYRATIO_ALL(1) + JPHEXT
!JUAN Z_SPLITTING
TZ(J)%NZOR = TZ(J)%NZOR
TZ(J)%NZEND = TZ(J)%NZEND
!JUAN Z_SPLITTING
!
ENDDO
END SUBROUTINE COARSE_TO_FINE
END SUBROUTINE INI_PARAZ_CHILD_ll
!
! #######################################
!!$ SUBROUTINE SET_NZ_PROC_ll(KZ_PROC)
!!$ ! #######################################
!!$ !
!!$ !!**** *SET_NZ_PROC_ll* -
!!$ !
!!$ !! Purpose
!!$ !! -------
!!$ ! Set the number of Proc in Z splitting
!!$ !
!!$ !-------------------------------------------------------------------------------
!!$ !
!!$ USE MODD_VAR_ll, ONLY : NZ_PROC
!!$ !
!!$ IMPLICIT NONE
!!$ !
!!$ INTEGER :: KZ_PROC
!!$ !
!!$ !-------------------------------------------------------------------------------
!!$ !
!!$ NZ_PROC = KZ_PROC
!!$ !
!!$ !-------------------------------------------------------------------------------
!!$ !
!!$ END SUBROUTINE SET_NZ_PROC_ll
! #################################################
SUBROUTINE GET_DIM_EXTZ_ll( HSPLIT, KXDIM, KYDIM, KZDIM )
! #################################################
!
!!**** *GET_DIM_EXTZ_ll* - returns the dimensions of the extended z-2way subdomain
! or of the zx-slices subdomain or of the zy-slices
! subdomain of the local processor
!
!! Purpose
!! -------
! the Purpose of this routine is to give subdomain dimension
!
!!** Method
!! ------
! if HSPLIT='SXP1_YP2_Z', the dimensions of the extended 2way subdomain are returned
! if HSPLIT='SXP2_YP1_Z', the dimensions of the extended 2way subdomain are returned
! if HSPLIT='SX_YP2_ZP1', the dimensions of x-slices subdomain are returned
! if HSPLIT='SXP2_Y_ZP1', the dimensions of y-slices subdomain are returned
!
!! External
!! --------
!
!! Implicit Arguments
!! ------------------
! Module MODD_VAR_ll
! TCRRT_COMDATA - Current communication data structure for current model
! and local processor
!
!! Reference
!! ---------
!
!! Author
!! ------
! R. Guivarch
!
!! Modifications
!! -------------
! Original 01/05/98
!
!-------------------------------------------------------------------------------
!
!* 0. DECLARATIONS
!
USE MODD_VAR_ll, ONLY : TCRRT_COMDATA
!
IMPLICIT NONE
!
!
!* 0.1 declarations of arguments
!
CHARACTER(len=*), INTENT(IN) :: HSPLIT
!
INTEGER, INTENT(OUT) :: KXDIM, KYDIM, KZDIM
!
!
!* 0.2 declarations of local variables
!
!-------------------------------------------------------------------------------
!
!* 1. Return the dimensions
!
IF( HSPLIT .EQ. 'SXP2_YP1_Z' ) THEN
KXDIM = TCRRT_COMDATA%TSPLIT_SXP2_YP1_Z%NDIMXE
KYDIM = TCRRT_COMDATA%TSPLIT_SXP2_YP1_Z%NDIMYE
KZDIM = TCRRT_COMDATA%TSPLIT_SXP2_YP1_Z%NDIMZE
ELSEIF ( HSPLIT .EQ. 'SXP1_YP2_Z' ) THEN
KXDIM = TCRRT_COMDATA%TSPLIT_SXP1_YP2_Z%NDIMXE
KYDIM = TCRRT_COMDATA%TSPLIT_SXP1_YP2_Z%NDIMYE
KZDIM = TCRRT_COMDATA%TSPLIT_SXP1_YP2_Z%NDIMZE
ELSEIF ( HSPLIT .EQ. 'SX_YP2_ZP1' ) THEN
KXDIM = TCRRT_COMDATA%TSPLIT_SX_YP2_ZP1%NDIMXE
KYDIM = TCRRT_COMDATA%TSPLIT_SX_YP2_ZP1%NDIMYE
KZDIM = TCRRT_COMDATA%TSPLIT_SX_YP2_ZP1%NDIMZE
ELSE
KXDIM = TCRRT_COMDATA%TSPLIT_SXP2_Y_ZP1%NDIMXE
KYDIM = TCRRT_COMDATA%TSPLIT_SXP2_Y_ZP1%NDIMYE
KZDIM = TCRRT_COMDATA%TSPLIT_SXP2_Y_ZP1%NDIMZE
ENDIF
!!$ ELSEIF ( HSPLIT .EQ. 'SX_YP2_ZP1' ) THEN
!!$ KXDIM = TCRRT_COMDATA%TSPLIT_SX_YP2_ZP1%NDIMXP
!!$ KYDIM = TCRRT_COMDATA%TSPLIT_SX_YP2_ZP1%NDIMYP
!!$ KZDIM = TCRRT_COMDATA%TSPLIT_SX_YP2_ZP1%NDIMZP
!!$ ELSE
!!$ KXDIM = TCRRT_COMDATA%TSPLIT_SXP2_Y_ZP1%NDIMXP
!!$ KYDIM = TCRRT_COMDATA%TSPLIT_SXP2_Y_ZP1%NDIMYP
!!$ KZDIM = TCRRT_COMDATA%TSPLIT_SXP2_Y_ZP1%NDIMZP
!!$ ENDIF
!
!-------------------------------------------------------------------------------
!
END SUBROUTINE GET_DIM_EXTZ_ll
!
!
! ######################################################
SUBROUTINE REMAP_B_SX_YP2_ZP1_ll(PFIELDIN, PFIELDOUT, KINFO)
! ######################################################
!
!!**** *REMAP_B_SX_YP2_ZP1_ll* -
!!
!! Purpose
!! -------
! remaps PFIELDIN from in B splitting to PFIELDOUT in SX_YP2_ZP1 splitting
!
!
!! Author
!! ------
! J. ESCOBAR * LA - CNRS *
!!
!! Modifications
!! -------------
! Original 24/01/2008
!
!-------------------------------------------------------------------------------
!
!* 0. DECLARATIONS
!