00001 subroutine iteration_poisson_solver_test(iter_count)
00002 use phys_constant, only : long, nnrg, nntg, nnpg
00003 use grid_parameter
00004 use coordinate_grav_r
00005 use coordinate_grav_phi
00006 use coordinate_grav_theta
00007 use weight_midpoint_grav
00008 use def_metric, only : psi
00009 use def_matter, only : emd, emdg
00010 use make_array_2d
00011 use make_array_3d
00012 use interface_poisson_solver
00013 use interface_update_grfield
00014 use interface_error_metric
00015 use interface_interpo_fl2gr
00016 use interface_sourceterm_poisson_solver_test
00017 use interface_sourceterm_exsurf_eqm_binary
00018 use interface_poisson_solver_binary
00019 implicit none
00020 real(long), pointer :: sou(:,:,:), pot(:,:,:), psi_bak(:,:,:)
00021 real(long), pointer :: sou_exsurf(:,:), dsou_exsurf(:,:)
00022 real(long) :: error_psi, count
00023 integer :: iter_count, flag = 0
00024 integer :: irf, itf, ipf, irg, itg, ipg, ihy
00025
00026 call alloc_array3d(sou,0,nrg,0,ntg,0,npg)
00027 call alloc_array3d(pot,0,nrg,0,ntg,0,npg)
00028 call alloc_array3d(psi_bak,0,nrg,0,ntg,0,npg)
00029 call alloc_array2d(sou_exsurf,0,ntg,0,npg)
00030 call alloc_array2d(dsou_exsurf,0,ntg,0,npg)
00031
00032 iter_count = 0
00033 do
00034 iter_count = iter_count + 1
00035 count = dble(iter_count)
00036 conv_gra = dmin1(conv0_gra,conv_ini*count)
00037 conv_den = dmin1(conv0_den,conv_ini*count)
00038
00039 emdg = 0.0d0
00040 call interpo_fl2gr(emd, emdg)
00041
00042 call calc_vector_x_grav(1)
00043 call calc_vector_x_matter(1)
00044 call calc_vector_phi_grav(1)
00045 call calc_vector_phi_matter(1)
00046
00047 call sourceterm_poisson_solver_test(sou)
00048 call sourceterm_exsurf_eqm_binary(psi,sou_exsurf,dsou_exsurf)
00049 call poisson_solver_binary(sou,sou_exsurf,dsou_exsurf,pot)
00050 psi_bak = psi
00051 call update_grfield(pot,psi,conv_gra)
00052 call error_metric(psi,psi_bak,error_psi,flag)
00053 call printout_error_metric(iter_count,error_psi)
00054
00055 if (flag == 0) exit
00056 if (iter_count >= iter_max) exit
00057 flag = 0
00058 end do
00059
00060 deallocate(sou)
00061 deallocate(pot)
00062 deallocate(sou_exsurf)
00063 deallocate(dsou_exsurf)
00064 deallocate(psi_bak)
00065 end subroutine iteration_poisson_solver_test
