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mld2p4:

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tests/fileread/cf_sample.f90
 tests/fileread/df_sample.f90
 tests/fileread/sf_sample.f90
 tests/fileread/zf_sample.f90
 tests/pdegen/ppde.f90
 tests/pdegen/spde.f90

Sample programs: formatting, comments, ownership function in matrix generation.
This commit is contained in:
Salvatore Filippone
2008-08-26 14:48:17 +00:00
parent 0a436e66d8
commit 8782eb20df
6 changed files with 268 additions and 278 deletions
Download Patch File Download Diff File Expand all files Collapse all files
tests/fileread/cf_sample.f90
+1 -1
View File
@@ -264,7 +264,7 @@ program cf_sample
call mld_precset(prec,mld_coarse_subsolve_, prec_choice%csbsolve,info)
call mld_precset(prec,mld_coarse_mat_, prec_choice%cmat, info)
call mld_precset(prec,mld_coarse_fillin_, prec_choice%cfill, info)
call mld_precset(prec,mld_coarse_iluthrs_, prec_choice%cthres, info)
call mld_precset(prec,mld_coarse_iluthrs_, prec_choice%cthres, info)
call mld_precset(prec,mld_coarse_sweeps_, prec_choice%cjswp, info)
end if
tests/fileread/df_sample.f90
+1 -1
View File
@@ -264,7 +264,7 @@ program df_sample
call mld_precset(prec,mld_coarse_subsolve_, prec_choice%csbsolve,info)
call mld_precset(prec,mld_coarse_mat_, prec_choice%cmat, info)
call mld_precset(prec,mld_coarse_fillin_, prec_choice%cfill, info)
call mld_precset(prec,mld_coarse_iluthrs_, prec_choice%cthres, info)
call mld_precset(prec,mld_coarse_iluthrs_, prec_choice%cthres, info)
call mld_precset(prec,mld_coarse_sweeps_, prec_choice%cjswp, info)
end if
tests/fileread/sf_sample.f90
+1 -1
View File
@@ -264,7 +264,7 @@ program sf_sample
call mld_precset(prec,mld_coarse_subsolve_, prec_choice%csbsolve,info)
call mld_precset(prec,mld_coarse_mat_, prec_choice%cmat, info)
call mld_precset(prec,mld_coarse_fillin_, prec_choice%cfill, info)
call mld_precset(prec,mld_coarse_iluthrs_, prec_choice%cthres, info)
call mld_precset(prec,mld_coarse_iluthrs_, prec_choice%cthres, info)
call mld_precset(prec,mld_coarse_sweeps_, prec_choice%cjswp, info)
end if
tests/fileread/zf_sample.f90
+1 -1
View File
@@ -264,7 +264,7 @@ program zf_sample
call mld_precset(prec,mld_coarse_subsolve_, prec_choice%csbsolve,info)
call mld_precset(prec,mld_coarse_mat_, prec_choice%cmat, info)
call mld_precset(prec,mld_coarse_fillin_, prec_choice%cfill, info)
call mld_precset(prec,mld_coarse_iluthrs_, prec_choice%cthres, info)
call mld_precset(prec,mld_coarse_iluthrs_, prec_choice%cthres, info)
call mld_precset(prec,mld_coarse_sweeps_, prec_choice%cjswp, info)
end if
tests/pdegen/ppde.f90
+132 -137
View File
@@ -189,7 +189,7 @@ program ppde
call mld_precset(prec,mld_coarse_subsolve_, prectype%csbsolve,info)
call mld_precset(prec,mld_coarse_mat_, prectype%cmat, info)
call mld_precset(prec,mld_coarse_fillin_, prectype%cfill, info)
call mld_precset(prec,mld_coarse_iluthrs_, prectype%cthres, info)
call mld_precset(prec,mld_coarse_iluthrs_, prectype%cthres, info)
call mld_precset(prec,mld_coarse_sweeps_, prectype%cjswp, info)
end if
@@ -356,7 +356,6 @@ contains
return
end subroutine get_parms
!
! print an error message
!
@@ -421,7 +420,6 @@ contains
integer :: x,y,z,ia,indx_owner
integer :: np, iam
integer :: element
integer :: nv, inv
integer, allocatable :: irow(:),icol(:)
real(psb_dpk_), allocatable :: val(:)
integer, allocatable :: prv(:)
@@ -454,11 +452,11 @@ contains
if(iam == psb_root_) write(0,'("Generating Matrix (size=",i0x,")...")')n
call psb_cdall(ictxt,desc_a,info,mg=n,parts=parts)
call psb_spall(a,desc_a,info,nnz=nnz)
if (info == 0) call psb_spall(a,desc_a,info,nnz=nnz)
! define rhs from boundary conditions; also build initial guess
call psb_geall(b,desc_a,info)
call psb_geall(xv,desc_a,info)
if(info /= 0) then
if (info == 0) call psb_geall(b,desc_a,info)
if (info == 0) call psb_geall(xv,desc_a,info)
if (info /= 0) then
info=4010
ch_err='allocation rout.'
call psb_errpush(info,name,a_err=ch_err)
@@ -470,7 +468,7 @@ contains
! a bunch of rows per call.
!
allocate(val(20*nbmax),irow(20*nbmax),&
&icol(20*nbmax),prv(np),stat=info)
&icol(20*nbmax),stat=info)
if (info /= 0 ) then
info=4000
call psb_errpush(info,name)
@@ -486,138 +484,135 @@ contains
! icol(1)=1
do glob_row = 1, n
call parts(glob_row,n,np,prv,nv)
do inv = 1, nv
indx_owner = prv(inv)
if (indx_owner == iam) then
! local matrix pointer
element=1
! compute gridpoint coordinates
if (mod(glob_row,(idim*idim)) == 0) then
x = glob_row/(idim*idim)
else
x = glob_row/(idim*idim)+1
endif
if (mod((glob_row-(x-1)*idim*idim),idim) == 0) then
y = (glob_row-(x-1)*idim*idim)/idim
else
y = (glob_row-(x-1)*idim*idim)/idim+1
endif
z = glob_row-(x-1)*idim*idim-(y-1)*idim
! glob_x, glob_y, glob_x coordinates
glob_x=x*deltah
glob_y=y*deltah
glob_z=z*deltah
! Figure out which rows are local to the current process:
if (psb_is_owned(glob_row,desc_a)) then
! local matrix pointer
element=1
! compute gridpoint coordinates
if (mod(glob_row,(idim*idim)) == 0) then
x = glob_row/(idim*idim)
else
x = glob_row/(idim*idim)+1
endif
if (mod((glob_row-(x-1)*idim*idim),idim) == 0) then
y = (glob_row-(x-1)*idim*idim)/idim
else
y = (glob_row-(x-1)*idim*idim)/idim+1
endif
z = glob_row-(x-1)*idim*idim-(y-1)*idim
! glob_x, glob_y, glob_x coordinates
glob_x=x*deltah
glob_y=y*deltah
glob_z=z*deltah
! check on boundary points
zt(1) = 0.d0
! internal point: build discretization
!
! term depending on (x-1,y,z)
!
if (x==1) then
val(element)=-b1(glob_x,glob_y,glob_z)&
& -a1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*(-val(element))
else
val(element)=-b1(glob_x,glob_y,glob_z)&
& -a1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-2)*idim*idim+(y-1)*idim+(z)
element=element+1
endif
! term depending on (x,y-1,z)
if (y==1) then
val(element)=-b2(glob_x,glob_y,glob_z)&
& -a2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b2(glob_x,glob_y,glob_z)&
& -a2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-2)*idim+(z)
element=element+1
endif
! term depending on (x,y,z-1)
if (z==1) then
val(element)=-b3(glob_x,glob_y,glob_z)&
& -a3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b3(glob_x,glob_y,glob_z)&
& -a3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-1)*idim+(z-1)
element=element+1
endif
! term depending on (x,y,z)
val(element)=2*b1(glob_x,glob_y,glob_z)&
& +2*b2(glob_x,glob_y,glob_z)&
& +2*b3(glob_x,glob_y,glob_z)&
& +a1(glob_x,glob_y,glob_z)&
& +a2(glob_x,glob_y,glob_z)&
& +a3(glob_x,glob_y,glob_z)
! check on boundary points
zt(1) = 0.d0
! internal point: build discretization
!
! term depending on (x-1,y,z)
!
if (x==1) then
val(element)=-b1(glob_x,glob_y,glob_z)&
& -a1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-1)*idim+(z)
element=element+1
! term depending on (x,y,z+1)
if (z==idim) then
val(element)=-b1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-1)*idim+(z+1)
element=element+1
endif
! term depending on (x,y+1,z)
if (y==idim) then
val(element)=-b2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y)*idim+(z)
element=element+1
endif
! term depending on (x+1,y,z)
if (x<idim) then
val(element)=-b3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x)*idim*idim+(y-1)*idim+(z)
element=element+1
endif
irow(1:element-1)=glob_row
ia=glob_row
zt(1) = exp(-glob_y**2-glob_z**2)*(-val(element))
else
val(element)=-b1(glob_x,glob_y,glob_z)&
& -a1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-2)*idim*idim+(y-1)*idim+(z)
element=element+1
endif
! term depending on (x,y-1,z)
if (y==1) then
val(element)=-b2(glob_x,glob_y,glob_z)&
& -a2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b2(glob_x,glob_y,glob_z)&
& -a2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-2)*idim+(z)
element=element+1
endif
! term depending on (x,y,z-1)
if (z==1) then
val(element)=-b3(glob_x,glob_y,glob_z)&
& -a3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b3(glob_x,glob_y,glob_z)&
& -a3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-1)*idim+(z-1)
element=element+1
endif
! term depending on (x,y,z)
val(element)=2*b1(glob_x,glob_y,glob_z)&
& +2*b2(glob_x,glob_y,glob_z)&
& +2*b3(glob_x,glob_y,glob_z)&
& +a1(glob_x,glob_y,glob_z)&
& +a2(glob_x,glob_y,glob_z)&
& +a3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-1)*idim+(z)
element=element+1
! term depending on (x,y,z+1)
if (z==idim) then
val(element)=-b1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-1)*idim+(z+1)
element=element+1
endif
! term depending on (x,y+1,z)
if (y==idim) then
val(element)=-b2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y)*idim+(z)
element=element+1
endif
! term depending on (x+1,y,z)
if (x<idim) then
val(element)=-b3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x)*idim*idim+(y-1)*idim+(z)
element=element+1
endif
irow(1:element-1)=glob_row
ia=glob_row
t3 = psb_wtime()
call psb_spins(element-1,irow,icol,val,a,desc_a,info)
if(info /= 0) exit
tins = tins + (psb_wtime()-t3)
call psb_geins(1,(/ia/),zt(1:1),b,desc_a,info)
if(info /= 0) exit
zt(1)=0.d0
call psb_geins(1,(/ia/),zt(1:1),xv,desc_a,info)
if(info /= 0) exit
end if
end do
t3 = psb_wtime()
call psb_spins(element-1,irow,icol,val,a,desc_a,info)
if(info /= 0) exit
tins = tins + (psb_wtime()-t3)
call psb_geins(1,(/ia/),zt(1:1),b,desc_a,info)
if(info /= 0) exit
zt(1)=0.d0
call psb_geins(1,(/ia/),zt(1:1),xv,desc_a,info)
if(info /= 0) exit
end if
end do
call psb_barrier(ictxt)
@@ -649,7 +644,7 @@ contains
call psb_amx(ictxt,tasb)
if(iam == psb_root_) then
write(*,'("The matrix has been generated and assembeld in ",a3," format.")')&
write(*,'("The matrix has been generated and assembled in ",a3," format.")')&
& a%fida(1:3)
write(*,'("-pspins time : ",es10.4)')tins
write(*,'("-insert time : ",es10.4)')t2
tests/pdegen/spde.f90
+132 -137
View File
@@ -189,7 +189,7 @@ program spde
call mld_precset(prec,mld_coarse_subsolve_, prectype%csbsolve,info)
call mld_precset(prec,mld_coarse_mat_, prectype%cmat, info)
call mld_precset(prec,mld_coarse_fillin_, prectype%cfill, info)
call mld_precset(prec,mld_coarse_iluthrs_, prectype%cthres, info)
call mld_precset(prec,mld_coarse_iluthrs_, prectype%cthres, info)
call mld_precset(prec,mld_coarse_sweeps_, prectype%cjswp, info)
end if
@@ -356,7 +356,6 @@ contains
return
end subroutine get_parms
!
! print an error message
!
@@ -421,7 +420,6 @@ contains
integer :: x,y,z,ia,indx_owner
integer :: np, iam
integer :: element
integer :: nv, inv
integer, allocatable :: irow(:),icol(:)
real(psb_spk_), allocatable :: val(:)
integer, allocatable :: prv(:)
@@ -454,11 +452,11 @@ contains
if(iam == psb_root_) write(0,'("Generating Matrix (size=",i0x,")...")')n
call psb_cdall(ictxt,desc_a,info,mg=n,parts=parts)
call psb_spall(a,desc_a,info,nnz=nnz)
if (info == 0) call psb_spall(a,desc_a,info,nnz=nnz)
! define rhs from boundary conditions; also build initial guess
call psb_geall(b,desc_a,info)
call psb_geall(xv,desc_a,info)
if(info /= 0) then
if (info == 0) call psb_geall(b,desc_a,info)
if (info == 0) call psb_geall(xv,desc_a,info)
if (info /= 0) then
info=4010
ch_err='allocation rout.'
call psb_errpush(info,name,a_err=ch_err)
@@ -470,7 +468,7 @@ contains
! a bunch of rows per call.
!
allocate(val(20*nbmax),irow(20*nbmax),&
&icol(20*nbmax),prv(np),stat=info)
&icol(20*nbmax),stat=info)
if (info /= 0 ) then
info=4000
call psb_errpush(info,name)
@@ -486,138 +484,135 @@ contains
! icol(1)=1
do glob_row = 1, n
call parts(glob_row,n,np,prv,nv)
do inv = 1, nv
indx_owner = prv(inv)
if (indx_owner == iam) then
! local matrix pointer
element=1
! compute gridpoint coordinates
if (mod(glob_row,(idim*idim)) == 0) then
x = glob_row/(idim*idim)
else
x = glob_row/(idim*idim)+1
endif
if (mod((glob_row-(x-1)*idim*idim),idim) == 0) then
y = (glob_row-(x-1)*idim*idim)/idim
else
y = (glob_row-(x-1)*idim*idim)/idim+1
endif
z = glob_row-(x-1)*idim*idim-(y-1)*idim
! glob_x, glob_y, glob_x coordinates
glob_x=x*deltah
glob_y=y*deltah
glob_z=z*deltah
! Figure out which rows are local to the current process:
if (psb_is_owned(glob_row,desc_a)) then
! local matrix pointer
element=1
! compute gridpoint coordinates
if (mod(glob_row,(idim*idim)) == 0) then
x = glob_row/(idim*idim)
else
x = glob_row/(idim*idim)+1
endif
if (mod((glob_row-(x-1)*idim*idim),idim) == 0) then
y = (glob_row-(x-1)*idim*idim)/idim
else
y = (glob_row-(x-1)*idim*idim)/idim+1
endif
z = glob_row-(x-1)*idim*idim-(y-1)*idim
! glob_x, glob_y, glob_x coordinates
glob_x=x*deltah
glob_y=y*deltah
glob_z=z*deltah
! check on boundary points
zt(1) = 0.d0
! internal point: build discretization
!
! term depending on (x-1,y,z)
!
if (x==1) then
val(element)=-b1(glob_x,glob_y,glob_z)&
& -a1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*(-val(element))
else
val(element)=-b1(glob_x,glob_y,glob_z)&
& -a1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-2)*idim*idim+(y-1)*idim+(z)
element=element+1
endif
! term depending on (x,y-1,z)
if (y==1) then
val(element)=-b2(glob_x,glob_y,glob_z)&
& -a2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b2(glob_x,glob_y,glob_z)&
& -a2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-2)*idim+(z)
element=element+1
endif
! term depending on (x,y,z-1)
if (z==1) then
val(element)=-b3(glob_x,glob_y,glob_z)&
& -a3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b3(glob_x,glob_y,glob_z)&
& -a3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-1)*idim+(z-1)
element=element+1
endif
! term depending on (x,y,z)
val(element)=2*b1(glob_x,glob_y,glob_z)&
& +2*b2(glob_x,glob_y,glob_z)&
& +2*b3(glob_x,glob_y,glob_z)&
& +a1(glob_x,glob_y,glob_z)&
& +a2(glob_x,glob_y,glob_z)&
& +a3(glob_x,glob_y,glob_z)
! check on boundary points
zt(1) = 0.d0
! internal point: build discretization
!
! term depending on (x-1,y,z)
!
if (x==1) then
val(element)=-b1(glob_x,glob_y,glob_z)&
& -a1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-1)*idim+(z)
element=element+1
! term depending on (x,y,z+1)
if (z==idim) then
val(element)=-b1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-1)*idim+(z+1)
element=element+1
endif
! term depending on (x,y+1,z)
if (y==idim) then
val(element)=-b2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y)*idim+(z)
element=element+1
endif
! term depending on (x+1,y,z)
if (x<idim) then
val(element)=-b3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x)*idim*idim+(y-1)*idim+(z)
element=element+1
endif
irow(1:element-1)=glob_row
ia=glob_row
zt(1) = exp(-glob_y**2-glob_z**2)*(-val(element))
else
val(element)=-b1(glob_x,glob_y,glob_z)&
& -a1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-2)*idim*idim+(y-1)*idim+(z)
element=element+1
endif
! term depending on (x,y-1,z)
if (y==1) then
val(element)=-b2(glob_x,glob_y,glob_z)&
& -a2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b2(glob_x,glob_y,glob_z)&
& -a2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-2)*idim+(z)
element=element+1
endif
! term depending on (x,y,z-1)
if (z==1) then
val(element)=-b3(glob_x,glob_y,glob_z)&
& -a3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b3(glob_x,glob_y,glob_z)&
& -a3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-1)*idim+(z-1)
element=element+1
endif
! term depending on (x,y,z)
val(element)=2*b1(glob_x,glob_y,glob_z)&
& +2*b2(glob_x,glob_y,glob_z)&
& +2*b3(glob_x,glob_y,glob_z)&
& +a1(glob_x,glob_y,glob_z)&
& +a2(glob_x,glob_y,glob_z)&
& +a3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-1)*idim+(z)
element=element+1
! term depending on (x,y,z+1)
if (z==idim) then
val(element)=-b1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b1(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y-1)*idim+(z+1)
element=element+1
endif
! term depending on (x,y+1,z)
if (y==idim) then
val(element)=-b2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
zt(1) = exp(-glob_y**2-glob_z**2)*exp(-glob_x)*(-val(element))
else
val(element)=-b2(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x-1)*idim*idim+(y)*idim+(z)
element=element+1
endif
! term depending on (x+1,y,z)
if (x<idim) then
val(element)=-b3(glob_x,glob_y,glob_z)
val(element) = val(element)/(deltah*&
& deltah)
icol(element)=(x)*idim*idim+(y-1)*idim+(z)
element=element+1
endif
irow(1:element-1)=glob_row
ia=glob_row
t3 = psb_wtime()
call psb_spins(element-1,irow,icol,val,a,desc_a,info)
if(info /= 0) exit
tins = tins + (psb_wtime()-t3)
call psb_geins(1,(/ia/),zt(1:1),b,desc_a,info)
if(info /= 0) exit
zt(1)=0.d0
call psb_geins(1,(/ia/),zt(1:1),xv,desc_a,info)
if(info /= 0) exit
end if
end do
t3 = psb_wtime()
call psb_spins(element-1,irow,icol,val,a,desc_a,info)
if(info /= 0) exit
tins = tins + (psb_wtime()-t3)
call psb_geins(1,(/ia/),zt(1:1),b,desc_a,info)
if(info /= 0) exit
zt(1)=0.d0
call psb_geins(1,(/ia/),zt(1:1),xv,desc_a,info)
if(info /= 0) exit
end if
end do
call psb_barrier(ictxt)
@@ -649,7 +644,7 @@ contains
call psb_amx(ictxt,tasb)
if(iam == psb_root_) then
write(*,'("The matrix has been generated and assembeld in ",a3," format.")')&
write(*,'("The matrix has been generated and assembled in ",a3," format.")')&
& a%fida(1:3)
write(*,'("-pspins time : ",es10.4)')tins
write(*,'("-insert time : ",es10.4)')t2