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read.f90
13040 lines (11093 loc) · 475 KB
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read.f90
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MODULE READ_INPUT
USE PRECISION_PARAMETERS
USE MESH_VARIABLES
USE GLOBAL_CONSTANTS
USE TRAN
USE MESH_POINTERS
USE OUTPUT_DATA
USE COMP_FUNCTIONS, ONLY: CHECKREAD, SHUTDOWN, CHECK_XB, SCAN_INPUT_FILE
USE MEMORY_FUNCTIONS, ONLY: ChkMemErr,REALLOCATE2D
USE COMP_FUNCTIONS, ONLY: GET_INPUT_FILE
USE MISC_FUNCTIONS, ONLY: SEARCH_CONTROLLER,WRITE_SUMMARY_INFO
USE EVAC, ONLY: READ_EVAC
USE HVAC_ROUTINES, ONLY: READ_HVAC,PROC_HVAC
USE COMPLEX_GEOMETRY, ONLY: READ_GEOM
USE MPI
IMPLICIT NONE
PRIVATE
PUBLIC READ_DATA,READ_STOP
CHARACTER(LABEL_LENGTH) :: ID,MB,ODE_SOLVER
CHARACTER(MESSAGE_LENGTH) :: MESSAGE,FYI
CHARACTER(LABEL_LENGTH) :: SURF_DEFAULT='INERT',EVAC_SURF_DEFAULT='INERT',FUEL_RADCAL_ID='METHANE',LES_FILTER_WIDTH='null'
LOGICAL :: EX,THICKEN_OBSTRUCTIONS,BAD,IDEAL=.FALSE.,SIMPLE_FUEL_DEFINED=.FALSE.,TARGET_PARTICLES_INCLUDED=.FALSE.
REAL(EB) :: XB(6),TEXTURE_ORIGIN(3)
REAL(EB) :: PBX,PBY,PBZ
REAL(EB) :: MW_MIN,MW_MAX
REAL(EB) :: REAC_ATOM_ERROR,REAC_MASS_ERROR,HUMIDITY=-1._EB
INTEGER :: I,J,K,IZERO,IOS,N_INIT_RESERVED,MAX_LEAK_PATHS,I_DUM(10)
INTEGER :: FUEL_SMIX_INDEX ! Simple chemistry fuel index
TYPE (MESH_TYPE), POINTER :: M=>NULL()
TYPE(OBSTRUCTION_TYPE), POINTER :: OB=>NULL()
TYPE (VENTS_TYPE), POINTER :: VT=>NULL()
TYPE(SURFACE_TYPE), POINTER :: SF=>NULL()
TYPE(MATERIAL_TYPE), POINTER :: ML=>NULL()
TYPE(REACTION_TYPE), POINTER :: RN=>NULL()
CONTAINS
SUBROUTINE READ_DATA(DT)
REAL(EB) :: DT
! Create an array of output QUANTITY names that are included in the various NAMELIST groups
CALL DEFINE_OUTPUT_QUANTITIES
! Get the name of the input file by reading the command line argument
CALL GET_INPUT_FILE
! If no input file is given, just print out the version number and stop
IF (FN_INPUT(1:1)==' ') THEN
IF (MYID==0) THEN
CALL WRITE_SUMMARY_INFO(LU_ERR)
WRITE(LU_ERR,'(/A)') ' Consult FDS Users Guide Chapter, Running FDS, for further instructions.'
WRITE(LU_ERR,'(/A)') ' Hit Enter to Escape...'
READ(5,*,ERR=2,END=2)
ENDIF
2 STOP
ENDIF
! Stop FDS if the input file cannot be found in the current directory
INQUIRE(FILE=FN_INPUT,EXIST=EX)
IF (.NOT.EX) THEN
IF (MYID==0) WRITE(LU_ERR,'(A,A,A)') "ERROR: The file, ", TRIM(FN_INPUT),", does not exist in the current directory"
STOP
ENDIF
! Allocate the global orientation vector
N_ORIENTATION_VECTOR = 0
ALLOCATE(ORIENTATION_VECTOR(3,10))
! Set humidity data
CALL CALC_H2O_HV
! Open the input file
OPEN(LU_INPUT,FILE=FN_INPUT,ACTION='READ')
! Read the input file, NAMELIST group by NAMELIST group
CALL READ_DEAD ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_HEAD ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_MISC ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_MULT ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_MESH(1) ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_EVAC(1) ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_MESH(2) ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_TRAN ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_WIND ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_TIME(DT); IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_PRES ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_REAC ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_SPEC ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_REAC_1 ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_RADI ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_PROP ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_DEVC ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_PART ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_CTRL ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_MATL ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_SURF ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_CSVF ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_OBST ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_GEOM ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_VENT ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_ZONE ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_EVAC(2) ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_HVAC ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_SURF_1 ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_RAMP ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_WIND ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_SMIX ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_REAC_2 ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_HVAC ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_MATL ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_SURF_2 ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_DUMP ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_CLIP ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_WALL ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_PART ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_INIT ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_TABL ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_CTRL ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_PROP ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_DEVC(DT); IF (STOP_STATUS==SETUP_STOP) RETURN
CALL PROC_OBST ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_PROF ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_SLCF ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_ISOF ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_BNDF ; IF (STOP_STATUS==SETUP_STOP) RETURN
CALL READ_BNDE ; IF (STOP_STATUS==SETUP_STOP) RETURN
! Close the input file, and never open it again
CLOSE (LU_INPUT)
! Set QUANTITY ambient values
CALL SET_QUANTITIES_AMBIENT
END SUBROUTINE READ_DATA
SUBROUTINE READ_DEAD
CHARACTER(80) :: BAD_TEXT
! Look for hidden carriage return characters at the beginning of namelist input lines.
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
CALL SCAN_INPUT_FILE(LU_INPUT,IOS,BAD_TEXT)
IF (IOS==0) THEN
WRITE(MESSAGE,'(3A)') 'ERROR: Hidden carriage return character in line starting with: ',BAD_TEXT(2:15),'...'
CALL SHUTDOWN(MESSAGE)
ENDIF
! Look for outdated NAMELIST groups and stop the run if any are found.
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
CALL CHECKREAD('GRID',LU_INPUT,IOS)
IF (IOS==0) CALL SHUTDOWN('ERROR: GRID is no longer a valid NAMELIST group. Read User Guide discussion on MESH.')
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
CALL CHECKREAD('HEAT',LU_INPUT,IOS)
IF (IOS==0) CALL SHUTDOWN('ERROR: HEAT is no longer a valid NAMELIST group. Read User Guide discussion on PROP and DEVC.')
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
CALL CHECKREAD('PDIM',LU_INPUT,IOS)
IF (IOS==0) CALL SHUTDOWN('ERROR: PDIM is no longer a valid NAMELIST group. Read User Guide discussion on MESH.')
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
CALL CHECKREAD('PIPE',LU_INPUT,IOS)
IF (IOS==0) CALL SHUTDOWN('ERROR: PIPE is no longer a valid NAMELIST group. Read User Guide discussion on PROP and DEVC.')
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
CALL CHECKREAD('PL3D',LU_INPUT,IOS)
IF (IOS==0) CALL SHUTDOWN('ERROR: PL3D is no longer a valid NAMELIST group. Read User Guide discussion on DUMP.')
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
CALL CHECKREAD('SMOD',LU_INPUT,IOS)
IF (IOS==0) CALL SHUTDOWN('ERROR: SMOD is no longer a valid NAMELIST group. Read User Guide discussion on DEVC.')
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
CALL CHECKREAD('SPRK',LU_INPUT,IOS)
IF (IOS==0) CALL SHUTDOWN('ERROR: SPRK is no longer a valid NAMELIST group. Read User Guide discussion on PROP and DEVC.')
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
CALL CHECKREAD('THCP',LU_INPUT,IOS)
IF (IOS==0) CALL SHUTDOWN('ERROR: THCP is no longer a valid NAMELIST group. Read User Guide discussion on DEVC.')
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
END SUBROUTINE READ_DEAD
SUBROUTINE READ_HEAD
INTEGER :: NAMELENGTH
NAMELIST /HEAD/ CHID,FYI,STOPFDS,TITLE
CHID = 'null'
TITLE = ' '
STOPFDS=-1
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
HEAD_LOOP: DO
CALL CHECKREAD('HEAD',LU_INPUT,IOS)
IF (IOS==1) EXIT HEAD_LOOP
READ(LU_INPUT,HEAD,END=13,ERR=14,IOSTAT=IOS)
14 IF (IOS>0) THEN ; CALL SHUTDOWN('ERROR: Problem with HEAD line') ; RETURN ; ENDIF
ENDDO HEAD_LOOP
13 REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
CLOOP: DO I=1,39
IF (CHID(I:I)=='.') THEN ; CALL SHUTDOWN('ERROR: No periods allowed in CHID') ; RETURN ; ENDIF
IF (CHID(I:I)==' ') EXIT CLOOP
ENDDO CLOOP
IF (TRIM(CHID)=='null') THEN
NAMELENGTH = LEN_TRIM(FN_INPUT)
ROOTNAME: DO I=NAMELENGTH,2,-1
IF (FN_INPUT(I:I)=='.') THEN
WRITE(CHID,'(A)') FN_INPUT(1:I-1)
EXIT ROOTNAME
ENDIF
END DO ROOTNAME
ENDIF
! Define and look for a stop file
FN_STOP = TRIM(CHID)//'.stop'
INQUIRE(FILE=FN_STOP,EXIST=EX)
IF (EX) THEN
STOP_AT_ITER=READ_STOP() ! READ_STOP() returns 0 if there is nothing in the .stop file
IF (STOP_AT_ITER<=0) THEN
WRITE(MESSAGE,'(A,A,A)') "ERROR: Remove the file, ",TRIM(FN_STOP),", from the current directory"
CALL SHUTDOWN(MESSAGE) ; RETURN
ELSE
WRITE(LU_ERR,'(A,A,A)') "NOTE: The file, ",TRIM(FN_STOP),", was detected."
WRITE(LU_ERR,'(A,I0,A)')"This FDS run will stop after ",STOP_AT_ITER," iterations."
ENDIF
ELSE
IF(STOPFDS>=0) THEN
STOP_AT_ITER = STOPFDS
WRITE(LU_ERR,'(A,A,A)') "NOTE: The STOPFDS keyword was detected on the &HEAD line."
WRITE(LU_ERR,'(A,I0,A)')"This FDS run will stop after ",STOP_AT_ITER," iterations."
ENDIF
ENDIF
END SUBROUTINE READ_HEAD
INTEGER FUNCTION READ_STOP()
! if a stop file exists and it contains a positive integer then
! stop the fds run at when it computes that number of iterations
INTEGER :: IERROR
READ_STOP=0
! this routine is only called if the stop file exists
OPEN(UNIT=LU_STOP,FILE=FN_STOP,FORM='FORMATTED',STATUS='OLD',IOSTAT=IERROR)
IF (IERROR==0) THEN
READ(LU_STOP,'(I5)',END=10,IOSTAT=IERROR) READ_STOP
IF (IERROR/=0) READ_STOP=0
ENDIF
10 CLOSE(LU_STOP)
END FUNCTION READ_STOP
SUBROUTINE READ_MESH(IMODE)
USE GLOBAL_CONSTANTS, ONLY : OPENMP_USED_THREADS, OPENMP_USER_SET_THREADS, USE_OPENMP
USE EVAC, ONLY: N_DOORS, N_EXITS, N_CO_EXITS, EVAC_EMESH_EXITS_TYPE, EMESH_EXITS, EMESH_ID, EMESH_IJK, EMESH_XB, &
EMESH_NM, N_DOOR_MESHES, EMESH_NFIELDS, HUMAN_SMOKE_HEIGHT, EVAC_DELTA_SEE, &
EMESH_STAIRS, EVAC_EMESH_STAIRS_TYPE, N_STRS, INPUT_EVAC_GRIDS, NO_EVAC_MESHES
INTEGER, INTENT(IN) :: IMODE
INTEGER :: IJK(3),NM,NM2,CURRENT_MPI_PROCESS,MPI_PROCESS,RGB(3),LEVEL,N_MESH_NEW,N,II,JJ,KK,NMESHES_READ,NNN,NEVAC_MESHES,IERR, &
NMESHES_EVAC, NMESHES_FIRE, NM_EVAC, N_THREADS
INTEGER, ALLOCATABLE, DIMENSION(:) :: NEIGHBOR_LIST
LOGICAL :: EVACUATION, EVAC_HUMANS,OVERLAPPING_X,OVERLAPPING_Y,OVERLAPPING_Z,POSSIBLY_PERIODIC
REAL(EB) :: EVAC_Z_OFFSET,XB1,XB2,XB3,XB4,XB5,XB6
CHARACTER(25) :: COLOR
CHARACTER(LABEL_LENGTH) :: MULT_ID
NAMELIST /MESH/ COLOR,CYLINDRICAL,EVACUATION,EVAC_HUMANS,EVAC_Z_OFFSET, FYI,ID,IJK,LEVEL,MPI_PROCESS,MULT_ID,&
RGB,XB,N_THREADS
TYPE (MESH_TYPE), POINTER :: M,M2
TYPE (MULTIPLIER_TYPE), POINTER :: MR
NMESHES = 0
NMESHES_READ = 0
NMESHES_EVAC = 0
NMESHES_FIRE = 0
NEVAC_MESHES = 0
IF (IMODE==1) THEN
NO_EVAC_MESHES = .TRUE.
INPUT_EVAC_GRIDS = 0
IF(NO_EVACUATION) THEN
N_EVAC = 0
RETURN
END IF
END IF
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
COUNT_MESH_LOOP: DO
CALL CHECKREAD('MESH',LU_INPUT,IOS)
IF (IOS==1) EXIT COUNT_MESH_LOOP
MULT_ID = 'null'
EVACUATION = .FALSE.
EVAC_HUMANS = .FALSE.
READ(LU_INPUT,MESH,END=15,ERR=16,IOSTAT=IOS)
NMESHES_READ = NMESHES_READ + 1
IF (NO_EVACUATION .AND. EVACUATION) CYCLE COUNT_MESH_LOOP ! skip evacuation meshes
IF (EVACUATION_DRILL .AND. .NOT.EVACUATION) CYCLE COUNT_MESH_LOOP ! skip fire meshes
IF (EVACUATION_MC_MODE .AND. .NOT.EVACUATION) CYCLE COUNT_MESH_LOOP ! skip fire meshes
IF (EVACUATION) NEVAC_MESHES = NEVAC_MESHES + 1
IF (IMODE==1 .AND. EVAC_HUMANS) NO_EVAC_MESHES = .FALSE.
IF (IMODE==1 .AND. EVAC_HUMANS) INPUT_EVAC_GRIDS = INPUT_EVAC_GRIDS + 1
N_MESH_NEW = 0
IF (MULT_ID=='null') THEN
N_MESH_NEW = 1
ELSE
DO N=1,N_MULT
MR => MULTIPLIER(N)
IF (MULT_ID==MR%ID) N_MESH_NEW = MR%N_COPIES
ENDDO
IF (N_MESH_NEW==0) THEN
WRITE(MESSAGE,'(A,A,A,I0)') 'ERROR: MULT line ', TRIM(MULT_ID),' not found on MESH line', &
NMESHES_READ
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
ENDIF
NMESHES = NMESHES + N_MESH_NEW
IF (.NOT.EVACUATION) NMESHES_FIRE = NMESHES_FIRE + N_MESH_NEW
16 IF (IOS>0) THEN ; CALL SHUTDOWN('ERROR: Problem with MESH line.') ; RETURN ; ENDIF
ENDDO COUNT_MESH_LOOP
15 CONTINUE
EVAC_MODE_IF: IF (IMODE==1) THEN
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
IF (NO_EVAC_MESHES) THEN
NO_EVACUATION = .TRUE.
EVACUATION_DRILL = .FALSE.
EVACUATION_MC_MODE = .FALSE.
N_EVAC = 0
RETURN
END IF
ALLOCATE(EMESH_ID( MAX(1,INPUT_EVAC_GRIDS)), STAT=IZERO)
CALL ChkMemErr('READ_EVAC','EMESH_ID',IZERO)
ALLOCATE(EMESH_XB(6, MAX(1,INPUT_EVAC_GRIDS)), STAT=IZERO)
CALL ChkMemErr('READ_EVAC','EMESH_XB',IZERO)
ALLOCATE(EMESH_IJK(3, MAX(1,INPUT_EVAC_GRIDS)), STAT=IZERO)
CALL ChkMemErr('READ_EVAC','EMESH_IJK',IZERO)
NM = 0
EVAC_MESH_LOOP: DO N = 1, NMESHES_READ
! Set evacuation MESH defaults
IJK(1)= 10
IJK(2)= 10
IJK(3)= 1
XB(1) = 0._EB
XB(2) = 1._EB
XB(3) = 0._EB
XB(4) = 1._EB
XB(5) = 0._EB
XB(6) = 1._EB
RGB = -1
COLOR = 'null'
ID = 'null'
EVACUATION = .FALSE.
EVAC_HUMANS = .FALSE.
! Read the MESH line
CALL CHECKREAD('MESH', LU_INPUT, IOS)
IF (IOS==1) EXIT EVAC_MESH_LOOP
READ(LU_INPUT, MESH)
IF (.NOT.EVACUATION) CYCLE EVAC_MESH_LOOP ! skip fire meshes
IF (.NOT.EVAC_HUMANS .AND. EVACUATION) CYCLE EVAC_MESH_LOOP ! skip additional evac meshes
NM = NM + 1
! Reorder XB coordinates if necessary
CALL CHECK_XB(XB)
EMESH_ID(NM) = TRIM(ID)
EMESH_IJK(1,NM) = IJK(1)
EMESH_IJK(2,NM) = IJK(2)
EMESH_IJK(3,NM) = IJK(3)
EMESH_XB(1,NM) = XB(1)
EMESH_XB(2,NM) = XB(2)
EMESH_XB(3,NM) = XB(3)
EMESH_XB(4,NM) = XB(4)
EMESH_XB(5,NM) = XB(5)
EMESH_XB(6,NM) = XB(6)
END DO EVAC_MESH_LOOP
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
RETURN
END IF EVAC_MODE_IF
IF (.NOT. NO_EVACUATION) NMESHES = NMESHES + N_DOOR_MESHES + NEVAC_MESHES
IF (.NOT. NO_EVACUATION) NMESHES = NMESHES + N_STRS
NMESHES_EVAC = NMESHES - NMESHES_FIRE
! Stop the calculation if the number of MPI processes is greater than the number of meshes
IF (NO_EVACUATION) THEN
IF (NMESHES<N_MPI_PROCESSES) THEN
CALL MPI_FINALIZE(IERR)
WRITE(MESSAGE,'(A,I0,A,I0)') 'ERROR: The number of MPI processes, ',N_MPI_PROCESSES,', exceeds the number of meshes, ',NMESHES
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
ELSE
IF(NMESHES_FIRE+1<N_MPI_PROCESSES) THEN
CALL MPI_FINALIZE(IERR)
WRITE(MESSAGE,'(A,I0,A,I0)') 'ERROR: The number of MPI processes, ',N_MPI_PROCESSES,&
', exceeds the number of fire meshes + 1, ',NMESHES_FIRE+1
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
ENDIF
! Allocate parameters associated with the mesh.
ALLOCATE(MESHES(NMESHES),STAT=IZERO)
CALL ChkMemErr('READ','MESHES',IZERO)
ALLOCATE(PROCESS(NMESHES),STAT=IZERO)
CALL ChkMemErr('READ','PROCESS',IZERO)
ALLOCATE(MESH_NAME(NMESHES),STAT=IZERO)
CALL ChkMemErr('READ','MESH_NAME',IZERO)
ALLOCATE(CHANGE_TIME_STEP_INDEX(NMESHES),STAT=IZERO)
CALL ChkMemErr('READ','CHANGE_TIME_STEP_INDEX',IZERO)
CHANGE_TIME_STEP_INDEX = 0
ALLOCATE(EVACUATION_ONLY(NMESHES),STAT=IZERO)
CALL ChkMemErr('READ','EVACUATION_ONLY',IZERO)
EVACUATION_ONLY(1:NMESHES_FIRE) = .FALSE.
IF (NMESHES_FIRE<NMESHES) EVACUATION_ONLY(NMESHES_FIRE+1:NMESHES) = .TRUE.
ALLOCATE(EVACUATION_SKIP(NMESHES),STAT=IZERO)
CALL ChkMemErr('READ','EVACUATION_SKIP',IZERO)
EVACUATION_SKIP = .FALSE.
ALLOCATE(EVACUATION_Z_OFFSET(NMESHES),STAT=IZERO)
CALL ChkMemErr('READ','EVACUATION_Z_OFFSET',IZERO)
EVACUATION_Z_OFFSET = 1.0_EB
! Read in the Mesh lines from Input file
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
IF (NMESHES<1) THEN ; CALL SHUTDOWN('ERROR: No MESH line(s) defined.') ; RETURN ; ENDIF
NM = 0
MESH_LOOP: DO N=1,NMESHES_READ
! Set MESH defaults
IJK(1)= 10
IJK(2)= 10
IJK(3)= 10
TWO_D = .FALSE.
XB(1) = 0._EB
XB(2) = 1._EB
XB(3) = 0._EB
XB(4) = 1._EB
XB(5) = 0._EB
XB(6) = 1._EB
RGB = -1
COLOR = 'null'
CYLINDRICAL = .FALSE.
ID = 'null'
EVACUATION = .FALSE.
EVAC_Z_OFFSET = 1.0_EB
EVAC_HUMANS = .FALSE.
MPI_PROCESS = -1
LEVEL = 0
MULT_ID = 'null'
N_THREADS = -1
! Read the MESH line
CALL CHECKREAD('MESH',LU_INPUT,IOS)
IF (IOS==1) EXIT MESH_LOOP
READ(LU_INPUT,MESH)
IF (NO_EVACUATION .AND. EVACUATION) CYCLE MESH_LOOP ! skip evacuation meshes
IF (EVACUATION_DRILL .AND. .NOT.EVACUATION) CYCLE MESH_LOOP ! skip fire meshes
IF (EVACUATION_MC_MODE .AND. .NOT.EVACUATION) CYCLE MESH_LOOP ! skip fire meshes
! Reorder XB coordinates if necessary
CALL CHECK_XB(XB)
! Multiply meshes if need be
MR => MULTIPLIER(0)
DO NNN=1,N_MULT
IF (MULT_ID==MULTIPLIER(NNN)%ID) MR => MULTIPLIER(NNN)
ENDDO
K_MULT_LOOP: DO KK=MR%K_LOWER,MR%K_UPPER
J_MULT_LOOP: DO JJ=MR%J_LOWER,MR%J_UPPER
I_MULT_LOOP: DO II=MR%I_LOWER,MR%I_UPPER
IF (.NOT.MR%SEQUENTIAL) THEN
XB1 = XB(1) + MR%DX0 + II*MR%DXB(1)
XB2 = XB(2) + MR%DX0 + II*MR%DXB(2)
XB3 = XB(3) + MR%DY0 + JJ*MR%DXB(3)
XB4 = XB(4) + MR%DY0 + JJ*MR%DXB(4)
XB5 = XB(5) + MR%DZ0 + KK*MR%DXB(5)
XB6 = XB(6) + MR%DZ0 + KK*MR%DXB(6)
ELSE
XB1 = XB(1) + MR%DX0 + II*MR%DXB(1)
XB2 = XB(2) + MR%DX0 + II*MR%DXB(2)
XB3 = XB(3) + MR%DY0 + II*MR%DXB(3)
XB4 = XB(4) + MR%DY0 + II*MR%DXB(4)
XB5 = XB(5) + MR%DZ0 + II*MR%DXB(5)
XB6 = XB(6) + MR%DZ0 + II*MR%DXB(6)
ENDIF
! Increase the MESH counter by 1
NM = NM + 1
! Determine which PROCESS to assign the MESH to
IF (MPI_PROCESS>-1) THEN
CURRENT_MPI_PROCESS = MPI_PROCESS
IF (CURRENT_MPI_PROCESS>N_MPI_PROCESSES-1) THEN
IF (N_MPI_PROCESSES > 1) THEN
WRITE(MESSAGE,'(A,I0,A)') 'ERROR: MPI_PROCESS for MESH ',NM,' greater than total number of processes'
CALL SHUTDOWN(MESSAGE) ; RETURN
ELSE
! Prevents fatal error when testing a run on a single core with MPI_PROCESS set for meshes
WRITE(MESSAGE,'(A,I0,A)') 'WARNING: MPI_PROCESS set for MESH ',NM,' and only one MPI process exists'
IF (MYID==0) WRITE(LU_ERR,'(A)') TRIM(MESSAGE)
CURRENT_MPI_PROCESS=0
ENDIF
ENDIF
ELSE
CURRENT_MPI_PROCESS = MIN(NM-1,N_MPI_PROCESSES-1)
ENDIF
! Fill in MESH related variables
M => MESHES(NM)
M%MESH_LEVEL = LEVEL
M%IBAR = IJK(1)
M%JBAR = IJK(2)
M%KBAR = IJK(3)
IBAR_MAX = MAX(IBAR_MAX,M%IBAR)
JBAR_MAX = MAX(JBAR_MAX,M%JBAR)
KBAR_MAX = MAX(KBAR_MAX,M%KBAR)
M%N_EXTERNAL_WALL_CELLS = 2*M%IBAR*M%JBAR+2*M%IBAR*M%KBAR+2*M%JBAR*M%KBAR
IF (EVACUATION) EVACUATION_ONLY(NM) = .TRUE.
IF (EVAC_HUMANS) EVACUATION_SKIP(NM) = .TRUE.
IF (EVACUATION) EVACUATION_Z_OFFSET(NM) = EVAC_Z_OFFSET
IF (EVACUATION) M%N_EXTERNAL_WALL_CELLS = 2*M%IBAR*M%KBAR+2*M%JBAR*M%KBAR
IF (EVACUATION .AND. .NOT.EVAC_HUMANS) THEN
WRITE(MESSAGE,'(A)') 'ERROR: NO DOOR FLOW EVACUATION MESHES IN FDS6'
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
IF (M%JBAR==1) TWO_D = .TRUE.
IF (TWO_D .AND. M%JBAR/=1) THEN
WRITE(MESSAGE,'(A)') 'ERROR: IJK(2) must be 1 for all grids in 2D Calculation'
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
IF (EVACUATION .AND. M%KBAR/=1) THEN
WRITE(MESSAGE,'(A)') 'ERROR: IJK(3) must be 1 for all evacuation grids'
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
! Associate the MESH with the PROCESS
IF (MYID==CURRENT_MPI_PROCESS) THEN
LOWER_MESH_INDEX = MIN(LOWER_MESH_INDEX,NM)
UPPER_MESH_INDEX = MAX(UPPER_MESH_INDEX,NM)
ENDIF
PROCESS(NM) = CURRENT_MPI_PROCESS
IF (MYID==0 .AND. VERBOSE) &
WRITE(LU_ERR,'(A,I0,A,I0)') ' Mesh ',NM,' is assigned to MPI Process ',PROCESS(NM)
IF (EVACUATION_ONLY(NM) .AND. (N_MPI_PROCESSES>1)) EVAC_PROCESS = N_MPI_PROCESSES-1
! Check the number of OMP threads for a valid value (positive, larger than 0), -1 indicates default unchanged value
IF (N_THREADS < 1 .AND. N_THREADS /= -1) THEN
WRITE(MESSAGE, '(A)') 'ERROR: N_THREADS must be at least 1'
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
! If OMP number of threads is explicitly set for this mesh and the mesh is assigned to this MPI process,
! then set this value
IF (MYID == PROCESS(NM) .AND. N_THREADS > 0) THEN
! Check if OPENMP is active
IF (USE_OPENMP .NEQV. .TRUE.) THEN
WRITE(MESSAGE, '(A)') 'ERROR: setting N_THREADS, but OPENMP is not active'
CALL SHUTDOWN(MESSAGE) ; RETURN
END IF
! Check if the process' thread number was already set in a previous mesh definition
IF (OPENMP_USER_SET_THREADS .EQV. .TRUE.) THEN
! Check if previous definitions are consistent
IF (N_THREADS .NE. OPENMP_USED_THREADS) THEN
WRITE(MESSAGE, '(A)') 'ERROR: N_THREADS not consistent for MPI process'
CALL SHUTDOWN(MESSAGE) ; RETURN
END IF
END IF
! set the value-changed-flag and the new thread number
OPENMP_USER_SET_THREADS = .TRUE.
OPENMP_USED_THREADS = N_THREADS
END IF
! Mesh boundary colors
IF (ANY(RGB<0) .AND. COLOR=='null') COLOR = 'BLACK'
IF (COLOR /= 'null') CALL COLOR2RGB(RGB,COLOR)
ALLOCATE(M%RGB(3))
M%RGB = RGB
! Mesh Geometry and Name
WRITE(MESH_NAME(NM),'(A,I7.7)') 'MESH_',NM
IF (ID/='null') MESH_NAME(NM) = ID
! Process Physical Coordinates
IF (XB2-XB1<TWO_EPSILON_EB) THEN
WRITE(MESSAGE,'(A,I0)') 'ERROR: XMIN > XMAX on MESH ', NM
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
IF (XB4-XB3<TWO_EPSILON_EB) THEN
WRITE(MESSAGE,'(A,I0)') 'ERROR: YMIN > YMAX on MESH ', NM
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
IF (XB6-XB5<TWO_EPSILON_EB) THEN
WRITE(MESSAGE,'(A,I0)') 'ERROR: ZMIN > ZMAX on MESH ', NM
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
IF (EVACUATION .AND. ABS(XB5 - XB6) <= SPACING(XB(6))) THEN
WRITE(MESSAGE,'(A,I0)') 'ERROR: ZMIN = ZMAX on evacuation MESH ', NM
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
M%XS = XB1
M%XF = XB2
M%YS = XB3
M%YF = XB4
M%ZS = XB5
M%ZF = XB6
IF (.NOT.EVACUATION ) THEN
XS_MIN = MIN(XS_MIN,M%XS)
XF_MAX = MAX(XF_MAX,M%XF)
YS_MIN = MIN(YS_MIN,M%YS)
YF_MAX = MAX(YF_MAX,M%YF)
ZS_MIN = MIN(ZS_MIN,M%ZS)
ZF_MAX = MAX(ZF_MAX,M%ZF)
ENDIF
M%DXI = (M%XF-M%XS)/REAL(M%IBAR,EB)
M%DETA = (M%YF-M%YS)/REAL(M%JBAR,EB)
M%DZETA = (M%ZF-M%ZS)/REAL(M%KBAR,EB)
M%RDXI = 1._EB/M%DXI
M%RDETA = 1._EB/M%DETA
M%RDZETA= 1._EB/M%DZETA
M%IBM1 = M%IBAR-1
M%JBM1 = M%JBAR-1
M%KBM1 = M%KBAR-1
M%IBP1 = M%IBAR+1
M%JBP1 = M%JBAR+1
M%KBP1 = M%KBAR+1
IF (TWO_D) THEN
M%CELL_SIZE = SQRT(M%DXI*M%DZETA)
ELSE
M%CELL_SIZE = (M%DXI*M%DETA*M%DZETA)**ONTH
ENDIF
IF (.NOT.EVACUATION_ONLY(NM)) CHARACTERISTIC_CELL_SIZE = MIN( CHARACTERISTIC_CELL_SIZE , M%CELL_SIZE )
ENDDO I_MULT_LOOP
ENDDO J_MULT_LOOP
ENDDO K_MULT_LOOP
ENDDO MESH_LOOP
NM_EVAC = NM
! Check for bad mesh ordering if MPI_PROCESS used
DO NM=1,NMESHES
IF (NM==1) CYCLE
IF (EVACUATION_ONLY(NM)) CYCLE
IF (PROCESS(NM) < PROCESS(NM-1)) THEN
WRITE(MESSAGE,'(A,I0,A,I0,A)') 'ERROR: MPI_PROCESS for MESH ', NM,' < MPI_PROCESS for MESH ',NM-1,&
'. Reorder MESH lines.'
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
ENDDO
DO NM=1,NMESHES
IF (NM==1 .OR. .NOT.EVACUATION_ONLY(NM)) CYCLE
IF (.NOT.EVACUATION_SKIP(NM)) CYCLE
IF (PROCESS(NM) < PROCESS(NM-1)) THEN
WRITE(MESSAGE,'(A,I0,A,I0,A)') 'ERROR: MPI_PROCESS for evacuation MESH ', NM,' < MPI_PROCESS for MESH ',NM-1,&
'. Reorder MESH lines.'
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
ENDDO
! Define the additional evacuation door flow meshes
!Timo: Mesh counter NM_EVAC is now fire meshes plus main evac meshes
IF (.NOT. NO_EVACUATION) CALL DEFINE_EVACUATION_MESHES(NM_EVAC)
! Determine mesh neighbors
ALLOCATE(NEIGHBOR_LIST(10000))
DO NM=1,NMESHES
M => MESHES(NM)
M%N_NEIGHBORING_MESHES = 0
NEIGHBOR_LIST = 0
DO NM2=1,NMESHES
IF(NM/=NM2 .AND. EVACUATION_ONLY(NM2)) CYCLE
M2 => MESHES(NM2)
OVERLAPPING_X = .TRUE.
OVERLAPPING_Y = .TRUE.
OVERLAPPING_Z = .TRUE.
POSSIBLY_PERIODIC = .FALSE.
IF (M2%XS>M%XF+NANOMETER .OR. M2%XF<M%XS-NANOMETER) OVERLAPPING_X = .FALSE.
IF (M2%YS>M%YF+NANOMETER .OR. M2%YF<M%YS-NANOMETER) OVERLAPPING_Y = .FALSE.
IF (M2%ZS>M%ZF+NANOMETER .OR. M2%ZF<M%ZS-NANOMETER) OVERLAPPING_Z = .FALSE.
IF (((ABS(M2%XS-XS_MIN)<NANOMETER .AND. ABS( M%XF-XF_MAX)<NANOMETER) .OR. &
(ABS( M%XS-XS_MIN)<NANOMETER .AND. ABS(M2%XF-XF_MAX)<NANOMETER)) .AND. &
OVERLAPPING_Y .AND. OVERLAPPING_Z) POSSIBLY_PERIODIC = .TRUE.
IF (((ABS(M2%YS-YS_MIN)<NANOMETER .AND. ABS( M%YF-YF_MAX)<NANOMETER) .OR. &
(ABS( M%YS-YS_MIN)<NANOMETER .AND. ABS(M2%YF-YF_MAX)<NANOMETER)) .AND. &
OVERLAPPING_X .AND. OVERLAPPING_Z) POSSIBLY_PERIODIC = .TRUE.
IF (((ABS(M2%ZS-ZS_MIN)<NANOMETER .AND. ABS( M%ZF-ZF_MAX)<NANOMETER) .OR. &
(ABS( M%ZS-ZS_MIN)<NANOMETER .AND. ABS(M2%ZF-ZF_MAX)<NANOMETER)) .AND. &
OVERLAPPING_X .AND. OVERLAPPING_Y) POSSIBLY_PERIODIC = .TRUE.
IF ((.NOT.OVERLAPPING_X .OR. .NOT.OVERLAPPING_Y .OR. .NOT.OVERLAPPING_Z) .AND. .NOT.POSSIBLY_PERIODIC) CYCLE
M%N_NEIGHBORING_MESHES = M%N_NEIGHBORING_MESHES + 1
NEIGHBOR_LIST(M%N_NEIGHBORING_MESHES) = NM2
ENDDO
ALLOCATE(M%NEIGHBORING_MESH(M%N_NEIGHBORING_MESHES))
DO I=1,M%N_NEIGHBORING_MESHES
M%NEIGHBORING_MESH(I) = NEIGHBOR_LIST(I)
ENDDO
ENDDO
DEALLOCATE(NEIGHBOR_LIST)
REWIND(LU_INPUT) ; INPUT_FILE_LINE_NUMBER = 0
CONTAINS
SUBROUTINE DEFINE_EVACUATION_MESHES(NM)
IMPLICIT NONE
! Passed variables
INTEGER, INTENT(INOUT) :: NM
! Local variables
INTEGER :: N, N_END, I, J, NN, JMAX, NM_OLD, I_MAIN_EVAC_MESH
REAL(EB) :: Z_MID
N = 0
DO I = 1, NM
IF (EVACUATION_SKIP(I) .AND. EVACUATION_ONLY(I)) THEN
N = N + 1 ! Main evacuation mesh index for EMESH_EXITS(N) array
EMESH_NM(N) = I
END IF
END DO
NM_OLD = NM
LOOP_EMESHES: DO N = 1, NEVAC_MESHES
! Additional meshes for the main evacuation meshes. These will be
! at different z level than the corresponding main evacuation mesh.
I_MAIN_EVAC_MESH = NM_OLD - NEVAC_MESHES + N
! Set MESH defaults
RGB = MESHES(I_MAIN_EVAC_MESH)%RGB
COLOR = 'null'
ID = TRIM(TRIM('Emesh_' // MESH_NAME(I_MAIN_EVAC_MESH)))
MPI_PROCESS = -1
LEVEL = 0
EVACUATION = .TRUE.
EVAC_HUMANS = .FALSE.
! Increase the MESH counter by 1
NM = NM + 1
! Fill in MESH related variables
M => MESHES(NM)
M%MESH_LEVEL = LEVEL
M%IBAR = MESHES(I_MAIN_EVAC_MESH)%IBAR
M%JBAR = MESHES(I_MAIN_EVAC_MESH)%JBAR
M%KBAR = MESHES(I_MAIN_EVAC_MESH)%KBAR
IBAR_MAX = MAX(IBAR_MAX,M%IBAR)
JBAR_MAX = MAX(JBAR_MAX,M%JBAR)
KBAR_MAX = MAX(KBAR_MAX,M%KBAR)
EVACUATION_ONLY(NM) = .TRUE.
EVACUATION_SKIP(NM) = .FALSE.
EVACUATION_Z_OFFSET(NM) = EVAC_Z_OFFSET ! Not used, this line is not needed
M%N_EXTERNAL_WALL_CELLS = 2*M%IBAR*M%KBAR+2*M%JBAR*M%KBAR
IF (EVACUATION .AND. M%KBAR/=1) THEN
WRITE(MESSAGE,'(A)') 'ERROR: IJK(3) must be 1 for all evacuation grids'
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
! Associate the MESH with the PROCESS
IF (MYID==CURRENT_MPI_PROCESS) THEN
LOWER_MESH_INDEX = MIN(LOWER_MESH_INDEX,NM)
UPPER_MESH_INDEX = MAX(UPPER_MESH_INDEX,NM)
ENDIF
PROCESS(NM) = CURRENT_MPI_PROCESS
IF (MYID==0 .AND. VERBOSE) WRITE(LU_ERR,'(A,I0,A,I0)') ' Mesh ',NM,' is assigned to MPI Process ',PROCESS(NM)
IF (EVACUATION_ONLY(NM) .AND. (N_MPI_PROCESSES>1)) EVAC_PROCESS = N_MPI_PROCESSES-1
! Mesh boundary colors
IF (ANY(RGB<0) .AND. COLOR=='null') COLOR = 'BLACK'
IF (COLOR /= 'null') CALL COLOR2RGB(RGB,COLOR)
ALLOCATE(M%RGB(3))
M%RGB = RGB
! Mesh Geometry and Name
WRITE(MESH_NAME(NM),'(A,I7.7)') 'MESH_',NM
IF (ID/='null') MESH_NAME(NM) = ID
Z_MID = 0.5_EB*(MESHES(I_MAIN_EVAC_MESH)%ZS + MESHES(I_MAIN_EVAC_MESH)%ZF)
Z_MID = Z_MID - EVACUATION_Z_OFFSET(I_MAIN_EVAC_MESH) + HUMAN_SMOKE_HEIGHT
M%XS = MESHES(I_MAIN_EVAC_MESH)%XS
M%XF = MESHES(I_MAIN_EVAC_MESH)%XF
M%YS = MESHES(I_MAIN_EVAC_MESH)%YS
M%YF = MESHES(I_MAIN_EVAC_MESH)%YF
M%ZS = Z_MID - EVAC_DELTA_SEE
M%ZF = Z_MID + EVAC_DELTA_SEE
M%DXI = MESHES(I_MAIN_EVAC_MESH)%DXI
M%DETA = MESHES(I_MAIN_EVAC_MESH)%DETA
M%DZETA = (M%ZF-M%ZS)/REAL(M%KBAR,EB)
M%RDXI = MESHES(I_MAIN_EVAC_MESH)%RDXI
M%RDETA = MESHES(I_MAIN_EVAC_MESH)%RDETA
M%RDZETA= 1._EB/M%DZETA
M%IBM1 = M%IBAR-1
M%JBM1 = M%JBAR-1
M%KBM1 = M%KBAR-1
M%IBP1 = M%IBAR+1
M%JBP1 = M%JBAR+1
M%KBP1 = M%KBAR+1
! WRITE (LU_ERR,FMT='(A,I0,3A)') ' EVAC: Mesh number ', NM, ' name ', TRIM(ID), ' defined for evacuation'
END DO LOOP_EMESHES
N_END = N_EXITS - N_CO_EXITS + N_DOORS
LOOP_EXITS: DO N = 1, N_END
I = EMESH_EXITS(N)%EMESH ! The main evacuation mesh index (for EMESH_EXITS(I) array)
IF (.NOT.EMESH_EXITS(N)%DEFINE_MESH) CYCLE LOOP_EXITS
EMESH_EXITS(N)%MAINMESH = EMESH_NM(EMESH_EXITS(N)%EMESH) ! The 1,...,NMESHES index
! Only main evacuation meshes in FDS6
EMESH_EXITS(N)%IMESH = EMESH_EXITS(N)%MAINMESH ! The mesh index (all meshes included)
! Set MESH defaults
IJK(1)= EMESH_IJK(1,I)
IJK(2)= EMESH_IJK(2,I)
IJK(3)= EMESH_IJK(3,I)
ALLOCATE(EMESH_EXITS(N)%U_EVAC(0:IJK(1)+1,0:IJK(2)+1),STAT=IZERO)
CALL ChkMemErr('READ','EMESH_EXITS(N)%U_EVAC',IZERO)
ALLOCATE(EMESH_EXITS(N)%V_EVAC(0:IJK(1)+1,0:IJK(2)+1),STAT=IZERO)
CALL ChkMemErr('READ','EMESH_EXITS(N)%V_EVAC',IZERO)
CYCLE LOOP_EXITS
ENDDO LOOP_EXITS
NN = 0
JMAX = 0
DO I = 1, NM
EV_IF: IF (EVACUATION_SKIP(I) .AND. EVACUATION_ONLY(I)) THEN
J = 0 ! Index of the flow field (for a main evacuation mesh)
NN = NN + 1 ! Main evacuation mesh index
! NN = EMESH_INDEX(NM)
EMESH_NFIELDS(NN) = 0 ! How many fields for this main evacuation mesh
LOOP_EXITS_0: DO N = 1, N_END
IF (.NOT.EMESH_EXITS(N)%DEFINE_MESH) CYCLE LOOP_EXITS_0
IF (.NOT.EMESH_EXITS(N)%EMESH == NN) CYCLE LOOP_EXITS_0
J = J + 1
EMESH_EXITS(N)%I_DOORS_EMESH = J
EMESH_NFIELDS(NN) = J
END DO LOOP_EXITS_0
IF (EMESH_NFIELDS(NN)==0) THEN
WRITE(MESSAGE,'(A,I0,3A)') 'ERROR: EVAC: Emesh ',NN,' ',TRIM(EMESH_ID(NN)),' needs at least one DOOR/EXIT.'
CALL SHUTDOWN(MESSAGE) ; RETURN
ELSE
WRITE(LU_ERR,FMT='(A,I0,3A,I0,A)') ' EVAC: Emesh ',NN,' ',TRIM(EMESH_ID(NN)),' has ',&
EMESH_NFIELDS(NN),' door flow fields'
ENDIF
ENDIF EV_IF
ENDDO
! Next line should be executed only once during a FDS+Evac run
JMAX = MAXVAL(EMESH_NFIELDS,1)
EVAC_TIME_ITERATIONS = EVAC_TIME_ITERATIONS*JMAX
LOOP_STAIRS: DO N = 1, N_STRS
! Evacuation meshes for the stairs.
! Set MESH defaults
RGB = EMESH_STAIRS(N)%RGB
COLOR = 'null'
ID = TRIM('Emesh_' // TRIM(EMESH_STAIRS(N)%ID))
MPI_PROCESS = -1
LEVEL = 0
EVACUATION = .TRUE.
EVAC_HUMANS = .TRUE.
EVAC_Z_OFFSET = EMESH_STAIRS(N)%EVAC_Z_OFFSET
! Increase the MESH counter by 1
NM = NM + 1
EMESH_STAIRS(N)%IMESH = NM
! Fill in MESH related variables
M => MESHES(NM)
M%MESH_LEVEL = LEVEL
M%IBAR = EMESH_STAIRS(N)%IBAR
M%JBAR = EMESH_STAIRS(N)%JBAR
M%KBAR = EMESH_STAIRS(N)%KBAR
IBAR_MAX = MAX(IBAR_MAX,M%IBAR)
JBAR_MAX = MAX(JBAR_MAX,M%JBAR)
KBAR_MAX = MAX(KBAR_MAX,M%KBAR)
EVACUATION_ONLY(NM) = .TRUE.
EVACUATION_SKIP(NM) = .TRUE.
EVACUATION_Z_OFFSET(NM) = EVAC_Z_OFFSET
M%N_EXTERNAL_WALL_CELLS = 2*M%IBAR*M%KBAR+2*M%JBAR*M%KBAR
IF (EVACUATION .AND. M%KBAR/=1) THEN
WRITE(MESSAGE,'(A)') 'ERROR: IJK(3) must be 1 for all evacuation grids'
CALL SHUTDOWN(MESSAGE) ; RETURN
ENDIF
! Associate the MESH with the PROCESS
IF (MYID==CURRENT_MPI_PROCESS) THEN
LOWER_MESH_INDEX = MIN(LOWER_MESH_INDEX,NM)
UPPER_MESH_INDEX = MAX(UPPER_MESH_INDEX,NM)
ENDIF
PROCESS(NM) = CURRENT_MPI_PROCESS
IF (MYID==0 .AND. VERBOSE) WRITE(LU_ERR,'(A,I0,A,I0)') ' Mesh ',NM,' is assigned to MPI Process ',PROCESS(NM)
IF (EVACUATION_ONLY(NM) .AND. (N_MPI_PROCESSES>1)) EVAC_PROCESS = N_MPI_PROCESSES-1
! Mesh boundary colors
ALLOCATE(M%RGB(3))
M%RGB = EMESH_STAIRS(N)%RGB
! Mesh Geometry and Name
WRITE(MESH_NAME(NM),'(A,I7.7)') 'MESH_',NM
IF (ID/='null') MESH_NAME(NM) = ID
M%XS = EMESH_STAIRS(N)%XB(1)
M%XF = EMESH_STAIRS(N)%XB(2)
M%YS = EMESH_STAIRS(N)%XB(3)
M%YF = EMESH_STAIRS(N)%XB(4)
M%ZS = EMESH_STAIRS(N)%XB(5)
M%ZF = EMESH_STAIRS(N)%XB(6)
M%DXI = (M%XF-M%XS)/REAL(M%IBAR,EB)
M%DETA = (M%YF-M%YS)/REAL(M%JBAR,EB)
M%DZETA = (M%ZF-M%ZS)/REAL(M%KBAR,EB)
M%RDXI = 1._EB/M%DXI
M%RDETA = 1._EB/M%DETA
M%RDZETA= 1._EB/M%DZETA
M%IBM1 = M%IBAR-1
M%JBM1 = M%JBAR-1
M%KBM1 = M%KBAR-1
M%IBP1 = M%IBAR+1
M%JBP1 = M%JBAR+1
M%KBP1 = M%KBAR+1
WRITE (LU_ERR,FMT='(A,I0,3A)') ' EVAC: Mesh number ', NM, ' name ', TRIM(ID), ' defined for evacuation'
ENDDO LOOP_STAIRS
IF (ALL(EVACUATION_ONLY)) THEN
DO N = 1, NMESHES
M => MESHES(NM)
XS_MIN = MIN(XS_MIN,M%XS)
XF_MAX = MAX(XF_MAX,M%XF)
YS_MIN = MIN(YS_MIN,M%YS)
YF_MAX = MAX(YF_MAX,M%YF)
ZS_MIN = MIN(ZS_MIN,M%ZS)
ZF_MAX = MAX(ZF_MAX,M%ZF)
ENDDO