00001 subroutine source_angmom_asympto(sousf,irg)
00002 use phys_constant, only : long
00003 use grid_parameter, only : ntg, npg
00004 use def_metric_excurve_grid, only : tfkij_grid
00005 use coordinate_grav_r, only : rg
00006 use def_vector_x, only : vec_xg
00007 use def_vector_phi, only : vec_phig
00008 use make_array_2d
00009 use interface_interpo_linear_type0_2Dsurf
00010 implicit none
00011 real(long), pointer :: sousf(:,:)
00012 integer :: irg
00013 real(long), pointer :: fnc(:,:)
00014 real(long) :: na, vphi_cm, Aij, val
00015 integer :: itg, ipg, ia, ib
00016
00017 call alloc_array2d(fnc, 0,ntg, 0,npg)
00018
00019 do ipg = 0, npg
00020 do itg = 0, ntg
00021 fnc(itg,ipg) = 0.0d0
00022 do ib = 1, 3
00023 do ia = 1, 3
00024 Aij = tfkij_grid(irg,itg,ipg,ia,ib)
00025 vphi_cm = vec_phig(irg,itg,ipg,ib)
00026 na = vec_xg(irg,itg,ipg,ia)/rg(irg)
00027 fnc(itg,ipg) = fnc(itg,ipg) + Aij*vphi_cm*na
00028 end do
00029 end do
00030 end do
00031 end do
00032
00033 do ipg = 1, npg
00034 do itg = 1, ntg
00035 call interpo_linear_type0_2Dsurf(val,fnc,itg,ipg)
00036 sousf(itg,ipg) = val
00037 end do
00038 end do
00039
00040 deallocate(fnc)
00041
00042 end subroutine source_angmom_asympto