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module partition
USE MPIINFO
use DECLARATION
implicit none
contains
subroutine Partitioner5(n,imaxe,imaxn,xmpie,ieshape)
!> @brief
!> This subroutine partitions the mesh using Metis
integer,intent(in)::n,imaxe,imaxn
integer,ALLOCATABLE,DIMENSION(:),intent(in)::IESHAPE
INTEGER,ALLOCATABLE,DIMENSION(:),INTENT(INOUT)::XMPIE
INTEGER::I,J,K,IOS,IOX,IOZ,I1,I2,I3,I4,I5,I6,I7,I8,I9,I10,I11,IOY,IHE,ITRI,idu
CHARACTER(LEN=12)::METFILE,CELFILE
integer::posa
real::xc,yc
character (len=10) :: t,f,ss
CELFILE='GRID.cel'
METFILE='GRID'
OPEN(9,FILE=METFILE,FORM='FORMATTED',STATUS='NEW',ACTION='WRITE')
OPEN(8,FILE=CELFILE,FORM='FORMATTED',STATUS='OLD',ACTION='READ',IOSTAT=IOS)
WRITE(9,*)IMAXE
IHE=0
ITRI=0
if (dimensiona.eq.3)then
DO J=1,IMAXE
READ(8,*)k,I1,I2,I3,I4,i5,i6,i7,i8
WRITE(9,"(8I10)")I1,I2,I3,I4,i5,i6,i7,i8
!WRITE(9,"(8I10)")I1,I2,I3,I4
END DO
else
DO J=1,IMAXE
READ(8,*)k,I1,I2,I3,I4
IF ((I3.NE.I4))THEN
WRITE(9,"(4I10)")I1,I2,I3,I4
Else
!
WRITE(9,"(3I10)")I1,I2,I3
END IF
!WRITE(9,"(8I10)")I1,I2,I3,I4
END DO
end if
CLOSE(8)
CLOSE(9)
if (k.ge.0)then
do idu=1,itold
yc=xc+yc**2
xc=xc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
xc=yc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
yc=xc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
end do
end if
posa=isize
WRITE(t,FMT='(I10)') posa
f=TRIM(ADJUSTL(t))
ss=TRIM(ADJUSTR(f))
call system ('pwd')
if (k.ge.0)then
do idu=1,itold
yc=xc+yc**2
xc=xc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
xc=yc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
yc=xc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
end do
end if
call system ('./mpmetis STAR'//ss)
if (k.ge.0)then
do idu=1,itold
yc=xc+yc**2
xc=xc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
xc=yc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
yc=xc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
end do
end if
CALL system ('mv GRID.epart.* GRID.epart')
if (k.ge.0)then
do idu=1,itold
yc=xc+yc**2
xc=xc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
xc=yc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
yc=xc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
end do
end if
OPEN(10,FILE='GRID.epart',FORM='FORMATTED',STATUS='OLD',ACTION='READ')
do i=1,imaxe
read(10,*)K
XMPIE(I)=K
end do
close(10)
if (k.ge.0)then
do idu=1,itold
yc=xc+yc**2
xc=xc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
xc=yc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
yc=xc*idu**2+sqrt(xc**2)*sqrt(xc**4)*cos(xc)*sin(yc)*(1.0/(xc*sin(xc**4)))
end do
end if
CALL system ('rm -rf GRID.*part* GRID')
end subroutine Partitioner5
Subroutine Partitioner1(n,IMAXE,imaxn,xmpie,ieshape)
!> @brief
!> This subroutine partitions the mesh using Metis
use ISO_C_BINDING
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Implicit None
EXTERNAL METIS_PartMeshDual
EXTERNAL METIS_PartMeshNodal
integer,ALLOCATABLE,DIMENSION(:),intent(in)::IESHAPE
!!!!!!!!!!!!!!!!
TYPE::elementglobal
INTEGER::ELEMENTGLID,NodeID1,NodeID2,NodeID3,NodeID4,NodeID5,NodeID6,NodeID7,NodeID8!,vweight!,vsize
END TYPE elementglobal
!!!!!!!!!!!!!!!
real::average
integer::maxi
Integer ::i,j,elementid,node1,node2,node3,node4,node5,node6,node7,node8,counternodes,k
Integer ::vweight
INTEGER,INTENT(IN)::N,IMAXE,imaxn
INTEGER,ALLOCATABLE,DIMENSION(:),INTENT(INOUT)::XMPIE
! Real,allocatable,dimension(:) :: tpwgts
! type(c_ptr):: vwgt, vsize
! type(c_ptr):: tpwgts
integer,allocatable,dimension(:) :: testar,pweight
integer(c_int)::imaxee,imaxnn,ncommon1,isizee,objval
integer(c_int),allocatable,dimension(:)::AllnodesPTR,ALLNODES
integer(c_int),allocatable,dimension(:)::xmpiee,XMPIDUMB,vwgt, vsize
real(c_float),allocatable,dimension(:) :: tpwgts
integer(c_int),dimension(0:39)::options
TYPE(elementglobal),ALLOCATABLE,DIMENSION(:)::Elements
! use intrinsic :: iso_c_binding
! vwgt = c_null_ptr !added
! vsize = c_null_ptr !added
! tpwgts = c_null_ptr !added
! allocate(tpwgts(isize))
! use intrinsic :: iso_c_binding
! print*,'I am here in the start of the partionioner'
imaxee=imaxe
imaxnn=imaxn
isizee=isize
! allocate(options(0:39))
allocate(testar(imaxe))
! print*,'I am here in the start of the OPTIONS1'
call METIS_SetDefaultOptions(options)
! print*,'I am here in the start of the OPTIONS2'
!options(7)=1
counternodes=0
! print*,imaxee
! print*,options
Allocate(Elements(imaxee))
! print*,ALLNODESGLOBALL
Allocate(ALLNODES(ALLNODESGLOBALL))
Allocate(AllnodesPTR(imaxe+1))
OPEN(1112,FILE='GRID.cel',FORM='FORMATTED',STATUS='OLD',ACTION='READ')
AllnodesPTR(1)=0
Do i=1,imaxe
Read(1112,*)elementid,node1,node2,node3,node4,node5,node6,node7,node8
Elements(i)%ELEMENTGLID=elementid;Elements(I)%NodeID1=node1;Elements(i)%NodeID2=node2
Elements(I)%NodeID3=node3;Elements(I)%NodeID4=node4;Elements(I)%NodeID5=node5
Elements(I)%NodeID6=node6;Elements(I)%NodeID7=node7;Elements(I)%NodeID8=node8
IF ((node3.EQ.node4).AND.(node5.NE.node6).AND.(node7.EQ.node8))THEN ! prism
Counternodes=counternodes + 1
ALLNODES(counternodes) = node1
Counternodes=counternodes + 1
ALLNODES(counternodes) = node2
Counternodes=counternodes + 1
ALLNODES(counternodes) = node3
Counternodes=counternodes + 1
ALLNODES(counternodes) = node5
Counternodes=counternodes + 1
ALLNODES(counternodes) = node6
Counternodes=counternodes + 1
ALLNODES(counternodes) = node7
Else IF ((node5.NE.node6).AND.(node6.NE.node7).AND.(node7.NE.node8).AND.(node3.NE.node4))THEN ! HEXA
Counternodes=counternodes + 1
ALLNODES(counternodes) = node1
Counternodes=counternodes + 1
ALLNODES(counternodes) = node2
Counternodes=counternodes + 1
ALLNODES(counternodes) = node3
Counternodes=counternodes + 1
ALLNODES(counternodes) = node4
Counternodes=counternodes + 1
ALLNODES(counternodes) = node5
Counternodes=counternodes + 1
ALLNODES(counternodes) = node6
Counternodes=counternodes + 1
ALLNODES(counternodes) = node7
Counternodes=counternodes + 1
ALLNODES(counternodes) = node8
Else IF ((node3.EQ.node4).AND.(node5.EQ.node6).AND.(node6.EQ.node7).AND.(node7.EQ.node8))THEN ! Tetra
Counternodes=counternodes + 1
ALLNODES(counternodes) = node1
Counternodes=counternodes + 1
ALLNODES(counternodes) = node2
Counternodes=counternodes + 1
ALLNODES(counternodes) = node3
Counternodes=counternodes + 1
ALLNODES(counternodes) = node5
Else
! IF ((node3.NE.node4).AND.(node5.EQ.node6).AND.(node6.EQ.node7).AND.(node7.EQ.node8))THEN ! Pyra
Counternodes=counternodes + 1
ALLNODES(counternodes) = node1
Counternodes=counternodes + 1
ALLNODES(counternodes) = node2
Counternodes=counternodes + 1
ALLNODES(counternodes) = node3
Counternodes=counternodes + 1
ALLNODES(counternodes) = node4
Counternodes=counternodes + 1
ALLNODES(counternodes) = node5
End if
AllnodesPTR(i+1)= counternodes
End do
close(1112)
ncommon1=1
allocate(vwgt(imaxee))
allocate(vsize(imaxee))
allocate(tpwgts(isizee))
allocate(XMPIDUMB(imaxnn))
allocate(xmpiee(imaxee))
tpwgts(:)=1.0/(1.0*isizee)
vwgt(:)=1
vsize(:)=1
!
!
! ! print*,vwgt
!
! print*,'I am here in the start of the partionioner 1'
! print*,imaxee, imaxnn, allnodesptr, allnodes, vwgt, vsize, ncommon1, isizee, tpwgts, options, objval, XMPIEe, XMPIDUMB
Call METIS_PartMeshDual(imaxee, imaxnn, allnodesptr, allnodes, vwgt, vsize, ncommon1, isizee, tpwgts, options, objval, XMPIEe, XMPIDUMB)
! print*,'I am here in the start of the partionioner2'
! read(*,*)
! METIS PartMeshDual(idx t *ne, idx t *nn, idx t *eptr, idx t *eind, idx t *vwgt, idx t *vsize,
! idx t *ncommon, idx t *nparts, real t *tpwgts, idx t *options, idx t *objval,
! idx t *epart, idx t *npart)
! METIS PartMeshDual(idx t *ne, idx t *nn, idx t *eptr, idx t *eind, idx t *vwgt, idx t *vsize,
! idx t *ncommon, idx t *nparts, real t *tpwgts, idx t *options, idx t *objval,
! idx t *epart, idx t *npart)
! open(8841,File='GRID.epart',FORM='FORMATTED',ACTION='WRITE',POSITION='APPEND')
! write(8841,*)objval
! XMPIE(I)
do i=1,imaxe
XMPIE(i)=xmpiee(i)
! write(8841,*)XMPIE(i)
end do
! close(8841)
! write(8841,*)XMPIDUMB
allocate(pweight(0:isize-1))
pweight(:)=0
do i=1,imaxe
pweight(xmpiee(i))=pweight(xmpiee(i))+1
end do
! read(*,*)
average=pweight(0)
do i=1,isize-1
average=pweight(i)+average
end do
average=average/isize
maxi=maxval(pweight)
OPEN(63,FILE='history.txt',FORM='FORMATTED',ACTION='WRITE',position='append')
write(63,*)'load imbalance of partioner',maxi/average
CLOSE(63)
deallocate(testar)
deAllocate(Elements)
deAllocate(ALLNODES)
deAllocate(AllnodesPTR)
deallocate(vwgt)
deallocate(vsize)
deallocate(tpwgts)
deallocate(pweight)
deallocate(XMPIDUMB)
deallocate(xmpiee)
end subroutine Partitioner1
!---------------------------------------------------------------------------------------------!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!!!! Partioner with variable weights
Subroutine Partitioner2(n,IMAXE,imaxn,xmpie,ieshape)
!> @brief
!> This subroutine partitions the mesh using Metis
use ISO_C_BINDING
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Implicit None
EXTERNAL METIS_PartMeshDual
EXTERNAL METIS_PartMeshNodal
integer,ALLOCATABLE,DIMENSION(:),intent(in)::IESHAPE
!!!!!!!!!!!!!!!!
TYPE::elementglobal
INTEGER::ELEMENTGLID,NodeID1,NodeID2,NodeID3,NodeID4,NodeID5,NodeID6,NodeID7,NodeID8!,vweight!,vsize
END TYPE elementglobal
!!!!!!!!!!!!!!!
real::average,average2
integer::maxi,maxi2
Integer ::i,j,elementid,node1,node2,node3,node4,node5,node6,node7,node8,counternodes,k
Integer ::vweight
Integer,allocatable,dimension(:,:,:) :: Compweight,Commweight
INTEGER,INTENT(IN)::N,IMAXE,imaxn
INTEGER,ALLOCATABLE,DIMENSION(:),INTENT(INOUT)::XMPIE
! Real,allocatable,dimension(:) :: tpwgts
! type(c_ptr):: vwgt, vsize
! type(c_ptr):: tpwgts
integer,allocatable,dimension(:) :: testar,pweight,pweight2
integer(c_int)::imaxee,imaxnn,ncommon1,isizee,objval
integer(c_int),allocatable,dimension(:)::AllnodesPTR,ALLNODES
integer(c_int),allocatable,dimension(:)::xmpiee,XMPIDUMB,vwgt, vsize
real(c_float),allocatable,dimension(:) :: tpwgts
integer(c_int),dimension(0:39)::options
TYPE(elementglobal),ALLOCATABLE,DIMENSION(:)::Elements
! use intrinsic :: iso_c_binding
! vwgt = c_null_ptr !added
! vsize = c_null_ptr !added
! tpwgts = c_null_ptr !added
! allocate(tpwgts(isize))
! use intrinsic :: iso_c_binding
! print*,'I am here in the start of the partionioner'
imaxee=imaxe
imaxnn=imaxn
isizee=isize
! allocate(options(0:39))
allocate(testar(imaxe))
call METIS_SetDefaultOptions(options)
!options(7)=1 !C or FORTRAN numbering
! options(1) = 1 !cut=0 or volume=1 objective
counternodes=0
Allocate(Elements(imaxee))
Allocate(ALLNODES(ALLNODESGLOBALL))
Allocate(AllnodesPTR(imaxe+1))
OPEN(1112,FILE='GRID.cel',FORM='FORMATTED',STATUS='OLD',ACTION='READ')
AllnodesPTR(1)=0
Do i=1,imaxe
Read(1112,*)elementid,node1,node2,node3,node4,node5,node6,node7,node8
Elements(i)%ELEMENTGLID=elementid;Elements(I)%NodeID1=node1;Elements(i)%NodeID2=node2
Elements(I)%NodeID3=node3;Elements(I)%NodeID4=node4;Elements(I)%NodeID5=node5
Elements(I)%NodeID6=node6;Elements(I)%NodeID7=node7;Elements(I)%NodeID8=node8
IF ((node3.EQ.node4).AND.(node5.NE.node6).AND.(node7.EQ.node8))THEN ! prism
Counternodes=counternodes + 1
ALLNODES(counternodes) = node1
Counternodes=counternodes + 1
ALLNODES(counternodes) = node2
Counternodes=counternodes + 1
ALLNODES(counternodes) = node3
Counternodes=counternodes + 1
ALLNODES(counternodes) = node5
Counternodes=counternodes + 1
ALLNODES(counternodes) = node6
Counternodes=counternodes + 1
ALLNODES(counternodes) = node7
Else IF ((node5.NE.node6).AND.(node6.NE.node7).AND.(node7.NE.node8).AND.(node3.NE.node4))THEN ! HEXA
Counternodes=counternodes + 1
ALLNODES(counternodes) = node1
Counternodes=counternodes + 1
ALLNODES(counternodes) = node2
Counternodes=counternodes + 1
ALLNODES(counternodes) = node3
Counternodes=counternodes + 1
ALLNODES(counternodes) = node4
Counternodes=counternodes + 1
ALLNODES(counternodes) = node5
Counternodes=counternodes + 1
ALLNODES(counternodes) = node6
Counternodes=counternodes + 1
ALLNODES(counternodes) = node7
Counternodes=counternodes + 1
ALLNODES(counternodes) = node8
Else IF ((node3.EQ.node4).AND.(node5.EQ.node6).AND.(node6.EQ.node7).AND.(node7.EQ.node8))THEN ! Tetra
Counternodes=counternodes + 1
ALLNODES(counternodes) = node1
Counternodes=counternodes + 1
ALLNODES(counternodes) = node2
Counternodes=counternodes + 1
ALLNODES(counternodes) = node3
Counternodes=counternodes + 1
ALLNODES(counternodes) = node5
Else
! IF ((node3.NE.node4).AND.(node5.EQ.node6).AND.(node6.EQ.node7).AND.(node7.EQ.node8))THEN ! Pyra
Counternodes=counternodes + 1
ALLNODES(counternodes) = node1
Counternodes=counternodes + 1
ALLNODES(counternodes) = node2
Counternodes=counternodes + 1
ALLNODES(counternodes) = node3
Counternodes=counternodes + 1
ALLNODES(counternodes) = node4
Counternodes=counternodes + 1
ALLNODES(counternodes) = node5
End if
AllnodesPTR(i+1)= counternodes
End do
close(1112)
ncommon1=1
allocate(vwgt(imaxee))
allocate(vsize(imaxee))
allocate(tpwgts(isizee))
allocate(XMPIDUMB(imaxnn))
allocate(xmpiee(imaxee))
!!
!!! Compweight(type of scheme : order of scheme : element shape)
allocate(Compweight(1:3,1:10,1:4))
allocate(Commweight(1:3,1:10,1:4))
tpwgts(:)=1.0/(1.0*isizee)
Compweight(:,:,:)=1 ; Commweight(:,:,:)=1
!shapeweight(1)=12 !Hexa shapeweight(2)=4 !Tetra shapeweight(3)=6 !Pyra shapeweight(4)=8 !Prism
Compweight(:,:,1) = 6
Compweight(:,:,2) = 4
Compweight(:,:,3) = 5
Compweight(:,:,4) = 5
! Compweight(2,2,1) = 1
! Compweight(2,2,2) = 1
! Compweight(2,2,3) = 1
! Compweight(2,2,4) = 1
!
! Compweight(2,3,1) = 1
! Compweight(2,3,2) = 1
! Compweight(2,3,3) = 1
! Compweight(2,3,4) = 1
Compweight(3,:,1) = 7
Compweight(3,:,2) = 5
Compweight(3,:,3) = 6
Compweight(3,:,4) = 6
! Compweight(3,2,1) = 7
! Compweight(3,2,2) = 5
! Compweight(3,2,3) = 6
! Compweight(3,2,4) = 6
!
! Compweight(3,6,1) = 7
! Compweight(3,6,2) = 5
! Compweight(3,6,3) = 6
! Compweight(3,6,4) = 6
!
! Compweight(3,7,1) = 7
! Compweight(3,7,2) = 5
! Compweight(3,7,3) = 6
! Compweight(3,7,4) = 6
!
! Compweight(3,3,1) = 7
! Compweight(3,3,2) = 5
! Compweight(3,3,3) = 6
! Compweight(3,3,4) = 6
!
! Compweight(3,4,1) = 7
! Compweight(3,4,2) = 5
! Compweight(3,4,3) = 6
! Compweight(3,4,4) = 6
!
! Compweight(3,5,1) = 7
! Compweight(3,5,2) = 5
! Compweight(3,5,3) = 6
! Compweight(3,5,4) = 6
!!!!!!!!!!!!!!!!!!!!!!!
Commweight(:,:,1) = 6
Commweight(:,:,2) = 4
Commweight(:,:,3) = 5
Commweight(:,:,4) = 5
! Commweight(:,4,1) = 24
! Commweight(:,4,2) = 12
! Commweight(:,4,3) = 16
! Commweight(:,4,4) = 18
! Commweight(:,4,1) = 24
! Commweight(:,4,2) = 12
! Commweight(:,4,3) = 16
! Commweight(:,4,4) = 18
! Commweight(:,5,1) = 54
! Commweight(:,5,2) = 24
! Commweight(:,5,3) = 33
! Commweight(:,5,4) = 39
!
! Commweight(:,6,1) = 96
! Commweight(:,6,2) = 40
! Commweight(:,6,3) = 56
! Commweight(:,6,4) = 68
!
! Commweight(:,7,1) = 150
! Commweight(:,7,2) = 96
! Commweight(:,7,3) = 120
! Commweight(:,7,4) = 150
Do i=1,imaxee
vwgt(i)=Compweight(spatiladiscret,spatialorder,IESHAPE(i))
end do
Do i=1,imaxee
vsize(i)=Commweight(1,1,IESHAPE(i))
end do
deallocate(Commweight)
deallocate(Compweight)
Call METIS_PartMeshDual(imaxee, imaxnn, allnodesptr, allnodes, vwgt, vsize, ncommon1, isizee, tpwgts, options, objval, XMPIEe, XMPIDUMB)
! Call METIS_PartMeshNodal(imaxee, imaxnn, allnodesptr, allnodes, vwgt, vsize, isizee, tpwgts, options, objval, XMPIEe, XMPIDUMB)
do i=1,imaxe
XMPIE(i)=xmpiee(i)
end do
allocate(pweight(0:isize-1))
allocate(pweight2(0:isize-1))
pweight(:)=0;pweight2(:)=0
do i=1,imaxe
pweight(xmpiee(i))=pweight(xmpiee(i))+1
pweight2(xmpiee(i))=pweight2(xmpiee(i))+vwgt(i)
end do
average=pweight(0)
average2=pweight2(0)
do i=1,isize-1
average=pweight(i)+average
average2=pweight2(i)+average2
end do
average=average/isize
average2=average2/isize
maxi=maxval(pweight)
maxi2=maxval(pweight2)
OPEN(63,FILE='history.txt',FORM='FORMATTED',ACTION='WRITE',position='append')
write(63,*)'load imbalance of partioner',maxi/average
write(63,*)'load imbalance of partioner based on element weights',maxi2/average2
CLOSE(63)
deallocate(testar)
deAllocate(Elements)
deAllocate(ALLNODES)
deAllocate(AllnodesPTR)
deallocate(vwgt)
deallocate(vsize)
deallocate(tpwgts)
deallocate(pweight)
deallocate(pweight2)
deallocate(XMPIDUMB)
deallocate(xmpiee)
end subroutine
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!!!! Partioner with variable weights
Subroutine Partitioner4(n,IMAXE,imaxn,xmpie,ieshape)
!> @brief
!> This subroutine partitions the mesh using Metis
use ISO_C_BINDING
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Implicit None
EXTERNAL METIS_PartMeshDual
EXTERNAL METIS_PartMeshNodal
integer,ALLOCATABLE,DIMENSION(:),intent(in)::IESHAPE
!!!!!!!!!!!!!!!!
TYPE::elementglobal
INTEGER::ELEMENTGLID,NodeID1,NodeID2,NodeID3,NodeID4,NodeID5,NodeID6,NodeID7,NodeID8!,vweight!,vsize
END TYPE elementglobal
!!!!!!!!!!!!!!!
real::average,average2
integer::maxi,maxi2
Integer ::i,j,elementid,node1,node2,node3,node4,node5,node6,node7,node8,counternodes,k
Integer ::vweight
Integer,allocatable,dimension(:,:,:) :: Compweight,Commweight
INTEGER,INTENT(IN)::N,IMAXE,imaxn
INTEGER,ALLOCATABLE,DIMENSION(:),INTENT(INOUT)::XMPIE
! Real,allocatable,dimension(:) :: tpwgts
! type(c_ptr):: vwgt, vsize
! type(c_ptr):: tpwgts
integer,allocatable,dimension(:) :: testar,pweight,pweight2
integer(c_int)::imaxee,imaxnn,ncommon1,isizee,objval
integer(c_int),allocatable,dimension(:)::AllnodesPTR,ALLNODES
integer(c_int),allocatable,dimension(:)::xmpiee,XMPIDUMB,vwgt, vsize
real(c_float),allocatable,dimension(:) :: tpwgts
integer(c_int),dimension(0:39)::options
TYPE(elementglobal),ALLOCATABLE,DIMENSION(:)::Elements
! use intrinsic :: iso_c_binding
! vwgt = c_null_ptr !added
! vsize = c_null_ptr !added
! tpwgts = c_null_ptr !added
! allocate(tpwgts(isize))
! use intrinsic :: iso_c_binding
! print*,'I am here in the start of the partionioner'
imaxee=imaxe
imaxnn=imaxn
isizee=isize
! allocate(options(0:39))
allocate(testar(imaxe))
call METIS_SetDefaultOptions(options)
!options(7)=1 !C or FORTRAN numbering
options(1) = 1 !cut=0 or volume=1 objective
counternodes=0
Allocate(Elements(imaxee))
Allocate(ALLNODES(ALLNODESGLOBALL))
Allocate(AllnodesPTR(imaxe+1))
OPEN(1112,FILE='GRID.cel',FORM='FORMATTED',STATUS='OLD',ACTION='READ')
AllnodesPTR(1)=0
Do i=1,imaxe
Read(1112,*)elementid,node1,node2,node3,node4,node5,node6,node7,node8
Elements(i)%ELEMENTGLID=elementid;Elements(I)%NodeID1=node1;Elements(i)%NodeID2=node2
Elements(I)%NodeID3=node3;Elements(I)%NodeID4=node4;Elements(I)%NodeID5=node5
Elements(I)%NodeID6=node6;Elements(I)%NodeID7=node7;Elements(I)%NodeID8=node8
IF ((node3.EQ.node4).AND.(node5.NE.node6).AND.(node7.EQ.node8))THEN ! prism
Counternodes=counternodes + 1
ALLNODES(counternodes) = node1
Counternodes=counternodes + 1
ALLNODES(counternodes) = node2
Counternodes=counternodes + 1
ALLNODES(counternodes) = node3
Counternodes=counternodes + 1
ALLNODES(counternodes) = node5
Counternodes=counternodes + 1
ALLNODES(counternodes) = node6
Counternodes=counternodes + 1
ALLNODES(counternodes) = node7
Else IF ((node5.NE.node6).AND.(node6.NE.node7).AND.(node7.NE.node8).AND.(node3.NE.node4))THEN ! HEXA
Counternodes=counternodes + 1
ALLNODES(counternodes) = node1
Counternodes=counternodes + 1
ALLNODES(counternodes) = node2
Counternodes=counternodes + 1
ALLNODES(counternodes) = node3
Counternodes=counternodes + 1
ALLNODES(counternodes) = node4
Counternodes=counternodes + 1
ALLNODES(counternodes) = node5
Counternodes=counternodes + 1
ALLNODES(counternodes) = node6
Counternodes=counternodes + 1
ALLNODES(counternodes) = node7
Counternodes=counternodes + 1
ALLNODES(counternodes) = node8
Else IF ((node3.EQ.node4).AND.(node5.EQ.node6).AND.(node6.EQ.node7).AND.(node7.EQ.node8))THEN ! Tetra
Counternodes=counternodes + 1
ALLNODES(counternodes) = node1
Counternodes=counternodes + 1
ALLNODES(counternodes) = node2
Counternodes=counternodes + 1
ALLNODES(counternodes) = node3
Counternodes=counternodes + 1
ALLNODES(counternodes) = node5
Else
! IF ((node3.NE.node4).AND.(node5.EQ.node6).AND.(node6.EQ.node7).AND.(node7.EQ.node8))THEN ! Pyra
Counternodes=counternodes + 1
ALLNODES(counternodes) = node1
Counternodes=counternodes + 1
ALLNODES(counternodes) = node2
Counternodes=counternodes + 1
ALLNODES(counternodes) = node3
Counternodes=counternodes + 1
ALLNODES(counternodes) = node4
Counternodes=counternodes + 1
ALLNODES(counternodes) = node5
End if
AllnodesPTR(i+1)= counternodes
End do
close(1112)
ncommon1=1
allocate(vwgt(imaxee))
allocate(vsize(imaxee))
allocate(tpwgts(isizee))
allocate(XMPIDUMB(imaxnn))
allocate(xmpiee(imaxee))
!!
!!! Compweight(type of scheme : order of scheme : element shape)
allocate(Compweight(1:3,1:10,1:4))
allocate(Commweight(1:3,1:10,1:4))
tpwgts(:)=1.0/(1.0*isizee)
Compweight(:,:,:)=1 ; Commweight(:,:,:)=1
!shapeweight(1)=12 !Hexa shapeweight(2)=4 !Tetra shapeweight(3)=6 !Pyra shapeweight(4)=8 !Prism
! Compweight(1,1,1) = 1
! Compweight(1,1,2) = 1
! Compweight(1,1,3) = 1
! Compweight(1,1,4) = 1
! !
! Compweight(2,2,1) = 1
! Compweight(2,2,2) = 1
! Compweight(2,2,3) = 1
! Compweight(2,2,4) = 1
!
! Compweight(2,3,1) = 1
! Compweight(2,3,2) = 1
! Compweight(2,3,3) = 1
! Compweight(2,3,4) = 1
!
! Compweight(3,3,1) = 7
! Compweight(3,3,2) = 5
! Compweight(3,3,3) = 6
! Compweight(3,3,4) = 6
!
! Compweight(3,5,1) = 7
! Compweight(3,5,2) = 5
! Compweight(3,5,3) = 6
! Compweight(3,5,4) = 6
! !!!!!!!!!!!!!!!!!!!!!!!
! Commweight(1,1,1) = 12
! Commweight(1,1,2) = 8
! Commweight(1,1,3) = 10
! Commweight(1,1,4) = 10
Do i=1,imaxee
vwgt(i)=Compweight(spatiladiscret,spatialorder,IESHAPE(i))
end do
Do i=1,imaxee
vsize(i)=Commweight(1,1,IESHAPE(i))
end do
deallocate(Commweight)
deallocate(Compweight)
! Call METIS_PartMeshDual(imaxee, imaxnn, allnodesptr, allnodes, vwgt, vsize, ncommon1, isizee, tpwgts, options, objval, XMPIEe, XMPIDUMB)
Call METIS_PartMeshNodal(imaxee, imaxnn, allnodesptr, allnodes, vwgt, vsize, isizee, tpwgts, options, objval, XMPIEe, XMPIDUMB)
do i=1,imaxe
XMPIE(i)=xmpiee(i)
end do
allocate(pweight(0:isize-1))
allocate(pweight2(0:isize-1))
pweight(:)=0;pweight2(:)=0
do i=1,imaxe
pweight(xmpiee(i))=pweight(xmpiee(i))+1
pweight2(xmpiee(i))=pweight2(xmpiee(i))+vwgt(i)
end do
average=pweight(0)
average2=pweight2(0)
do i=1,isize-1
average=pweight(i)+average
average2=pweight2(i)+average2
end do
average=average/isize
average2=average2/isize
maxi=maxval(pweight)
maxi2=maxval(pweight2)
OPEN(63,FILE='history.txt',FORM='FORMATTED',ACTION='WRITE',position='append')
write(63,*)'load imbalance of partioner',maxi/average
write(63,*)'load imbalance of partioner based on element weights',maxi2/average2
CLOSE(63)
deallocate(testar)
deAllocate(Elements)
deAllocate(ALLNODES)
deAllocate(AllnodesPTR)
deallocate(vwgt)
deallocate(vsize)
deallocate(tpwgts)
deallocate(pweight)
deallocate(pweight2)
deallocate(XMPIDUMB)
deallocate(xmpiee)
end subroutine
Subroutine Partitioner3(n,IMAXE,imaxn,xmpie,ieshape)
!> @brief
!> This subroutine partitions the mesh using Metis
use ISO_C_BINDING
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Implicit None
EXTERNAL METIS_PartMeshDual
EXTERNAL METIS_PartMeshNodal
integer,ALLOCATABLE,DIMENSION(:),intent(in)::IESHAPE
!!!!!!!!!!!!!!!!
TYPE::elementglobal
INTEGER::ELEMENTGLID,NodeID1,NodeID2,NodeID3,NodeID4,NodeID5,NodeID6,NodeID7,NodeID8!,vweight!,vsize
END TYPE elementglobal
!!!!!!!!!!!!!!!
real::average
integer::maxi
Integer ::i,j,elementid,node1,node2,node3,node4,node5,node6,node7,node8,counternodes,k
Integer ::vweight
INTEGER,INTENT(IN)::N,IMAXE,imaxn
INTEGER,ALLOCATABLE,DIMENSION(:),INTENT(INOUT)::XMPIE
! Real,allocatable,dimension(:) :: tpwgts
! type(c_ptr):: vwgt, vsize
! type(c_ptr):: tpwgts
integer,allocatable,dimension(:) :: testar,pweight
integer(c_int)::imaxee,imaxnn,ncommon1,isizee,objval
integer(c_int),allocatable,dimension(:)::AllnodesPTR,ALLNODES
integer(c_int),allocatable,dimension(:)::xmpiee,XMPIDUMB,vwgt, vsize
real(c_float),allocatable,dimension(:) :: tpwgts
integer(c_int),dimension(0:39)::options
TYPE(elementglobal),ALLOCATABLE,DIMENSION(:)::Elements
! use intrinsic :: iso_c_binding
! vwgt = c_null_ptr !added
! vsize = c_null_ptr !added
! tpwgts = c_null_ptr !added
! allocate(tpwgts(isize))
! use intrinsic :: iso_c_binding
! print*,'I am here in the start of the partionioner'
imaxee=imaxe
imaxnn=imaxn
isizee=isize
! allocate(options(0:39))
allocate(testar(imaxe))