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mirror of https://github.com/QuantumPackage/qp2.git synced 2024-11-20 12:22:21 +01:00
qp2/plugins/local/non_h_ints_mu/tc_integ_an.irp.f

249 lines
8.2 KiB
Fortran

BEGIN_PROVIDER [double precision, int2_grad1_u12_ao, (ao_num, ao_num, n_points_final_grid, 3)]
BEGIN_DOC
!
! TODO
! combine with int2_grad1_u12_square_ao to avoid repeated calculation ?
!
! int2_grad1_u12_ao(i,j,ipoint,:) = \int dr2 [-1 * \grad_r1 J(r1,r2)] \phi_i(r2) \phi_j(r2)
!
! where r1 = r(ipoint)
!
! if J(r1,r2) = u12 (j1b_type .eq. 1)
!
! int2_grad1_u12_ao(i,j,ipoint,:) = 0.5 x \int dr2 [(r1 - r2) (erf(mu * r12)-1)r_12] \phi_i(r2) \phi_j(r2)
! = 0.5 * [ v_ij_erf_rk_cst_mu(i,j,ipoint) * r(:) - x_v_ij_erf_rk_cst_mu(i,j,ipoint,:) ]
!
! if J(r1,r2) = u12 x v1 x v2 (j1b_type .eq. 3)
!
! int2_grad1_u12_ao(i,j,ipoint,:) = v1 x [ 0.5 x \int dr2 [(r1 - r2) (erf(mu * r12)-1)r_12] v2 \phi_i(r2) \phi_j(r2) ]
! - \grad_1 v1 x [ \int dr2 u12 v2 \phi_i(r2) \phi_j(r2) ]
! = 0.5 v_1b(ipoint) * v_ij_erf_rk_cst_mu_j1b(i,j,ipoint) * r(:)
! - 0.5 v_1b(ipoint) * x_v_ij_erf_rk_cst_mu_j1b(i,j,ipoint,:)
! - v_1b_grad[:,ipoint] * v_ij_u_cst_mu_j1b(i,j,ipoint)
!
END_DOC
implicit none
integer :: ipoint, i, j, m, jpoint
double precision :: time0, time1
double precision :: x, y, z, w, tmp_x, tmp_y, tmp_z, tmp0, tmp1, tmp2
print*, ' providing int2_grad1_u12_ao ...'
call wall_time(time0)
PROVIDE j1b_type
if(read_tc_integ) then
open(unit=11, form="unformatted", file=trim(ezfio_filename)//'/work/int2_grad1_u12_ao', action="read")
read(11) int2_grad1_u12_ao
else
if(j1b_type .eq. 0) then
PROVIDE v_ij_erf_rk_cst_mu x_v_ij_erf_rk_cst_mu
int2_grad1_u12_ao = 0.d0
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (ipoint, i, j, x, y, z, tmp1) &
!$OMP SHARED ( ao_num, n_points_final_grid, final_grid_points &
!$OMP , v_ij_erf_rk_cst_mu, x_v_ij_erf_rk_cst_mu, int2_grad1_u12_ao)
!$OMP DO SCHEDULE (static)
do ipoint = 1, n_points_final_grid
x = final_grid_points(1,ipoint)
y = final_grid_points(2,ipoint)
z = final_grid_points(3,ipoint)
do j = 1, ao_num
do i = 1, ao_num
tmp1 = v_ij_erf_rk_cst_mu(i,j,ipoint)
int2_grad1_u12_ao(i,j,ipoint,1) = 0.5d0 * (tmp1 * x - x_v_ij_erf_rk_cst_mu(i,j,ipoint,1))
int2_grad1_u12_ao(i,j,ipoint,2) = 0.5d0 * (tmp1 * y - x_v_ij_erf_rk_cst_mu(i,j,ipoint,2))
int2_grad1_u12_ao(i,j,ipoint,3) = 0.5d0 * (tmp1 * z - x_v_ij_erf_rk_cst_mu(i,j,ipoint,3))
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
elseif((j1b_type .eq. 3) .or. (j1b_type .eq. 4)) then
PROVIDE v_1b_grad
PROVIDE v_ij_erf_rk_cst_mu_j1b v_ij_u_cst_mu_j1b_an x_v_ij_erf_rk_cst_mu_j1b
int2_grad1_u12_ao = 0.d0
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (ipoint, i, j, x, y, z, tmp0, tmp1, tmp2, tmp_x, tmp_y, tmp_z) &
!$OMP SHARED ( ao_num, n_points_final_grid, final_grid_points, v_1b, v_1b_grad &
!$OMP , v_ij_erf_rk_cst_mu_j1b, v_ij_u_cst_mu_j1b_an, x_v_ij_erf_rk_cst_mu_j1b, int2_grad1_u12_ao)
!$OMP DO SCHEDULE (static)
do ipoint = 1, n_points_final_grid
x = final_grid_points(1,ipoint)
y = final_grid_points(2,ipoint)
z = final_grid_points(3,ipoint)
tmp0 = 0.5d0 * v_1b(ipoint)
tmp_x = v_1b_grad(1,ipoint)
tmp_y = v_1b_grad(2,ipoint)
tmp_z = v_1b_grad(3,ipoint)
do j = 1, ao_num
do i = 1, ao_num
tmp1 = tmp0 * v_ij_erf_rk_cst_mu_j1b(i,j,ipoint)
tmp2 = v_ij_u_cst_mu_j1b_an(i,j,ipoint)
int2_grad1_u12_ao(i,j,ipoint,1) = tmp1 * x - tmp0 * x_v_ij_erf_rk_cst_mu_j1b(i,j,ipoint,1) - tmp2 * tmp_x
int2_grad1_u12_ao(i,j,ipoint,2) = tmp1 * y - tmp0 * x_v_ij_erf_rk_cst_mu_j1b(i,j,ipoint,2) - tmp2 * tmp_y
int2_grad1_u12_ao(i,j,ipoint,3) = tmp1 * z - tmp0 * x_v_ij_erf_rk_cst_mu_j1b(i,j,ipoint,3) - tmp2 * tmp_z
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
FREE v_ij_erf_rk_cst_mu_j1b v_ij_u_cst_mu_j1b_an x_v_ij_erf_rk_cst_mu_j1b
elseif(j1b_type .ge. 100) then
! PROVIDE int2_grad1_u12_ao_num
! int2_grad1_u12_ao = int2_grad1_u12_ao_num
PROVIDE int2_grad1_u12_ao_num_1shot
int2_grad1_u12_ao = int2_grad1_u12_ao_num_1shot
else
print *, ' j1b_type = ', j1b_type, 'not implemented yet'
stop
endif
endif
if(write_tc_integ.and.mpi_master) then
open(unit=11, form="unformatted", file=trim(ezfio_filename)//'/work/int2_grad1_u12_ao', action="write")
call ezfio_set_work_empty(.False.)
write(11) int2_grad1_u12_ao
close(11)
call ezfio_set_tc_keywords_io_tc_integ('Read')
endif
call wall_time(time1)
print*, ' wall time for int2_grad1_u12_ao =', time1-time0
call print_memory_usage()
END_PROVIDER
! ---
BEGIN_PROVIDER [double precision, int2_grad1_u12_square_ao, (ao_num, ao_num, n_points_final_grid)]
BEGIN_DOC
!
! int2_grad1_u12_square_ao = -(1/2) x int dr2 chi_l(r2) chi_j(r2) [grad_1 u(r1,r2)]^2
!
END_DOC
implicit none
integer :: ipoint, i, j, m, jpoint
double precision :: time0, time1
double precision :: x, y, z, w, tmp_x, tmp_y, tmp_z, tmp0, tmp1, tmp2
print*, ' providing int2_grad1_u12_square_ao ...'
call wall_time(time0)
PROVIDE j1b_type
if(j1b_type .eq. 0) then
PROVIDE int2_grad1u2_grad2u2
int2_grad1_u12_square_ao = 0.d0
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (i, j, ipoint) &
!$OMP SHARED (int2_grad1_u12_square_ao, ao_num, n_points_final_grid, int2_grad1u2_grad2u2)
!$OMP DO SCHEDULE (static)
do ipoint = 1, n_points_final_grid
do j = 1, ao_num
do i = 1, ao_num
int2_grad1_u12_square_ao(i,j,ipoint) = int2_grad1u2_grad2u2(i,j,ipoint)
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
elseif((j1b_type .eq. 3) .or. (j1b_type .eq. 4)) then
if(use_ipp) then
! the term u12_grad1_u12_j1b_grad1_j1b is added directly for performance
PROVIDE u12sq_j1bsq grad12_j12
int2_grad1_u12_square_ao = 0.d0
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (i, j, ipoint) &
!$OMP SHARED (int2_grad1_u12_square_ao, ao_num, n_points_final_grid, u12sq_j1bsq, grad12_j12)
!$OMP DO SCHEDULE (static)
do ipoint = 1, n_points_final_grid
do j = 1, ao_num
do i = 1, ao_num
int2_grad1_u12_square_ao(i,j,ipoint) = u12sq_j1bsq(i,j,ipoint) + 0.5d0 * grad12_j12(i,j,ipoint)
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
FREE u12sq_j1bsq grad12_j12
else
PROVIDE u12sq_j1bsq u12_grad1_u12_j1b_grad1_j1b grad12_j12
int2_grad1_u12_square_ao = 0.d0
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (i, j, ipoint) &
!$OMP SHARED (int2_grad1_u12_square_ao, ao_num, n_points_final_grid, u12sq_j1bsq, grad12_j12, u12_grad1_u12_j1b_grad1_j1b)
!$OMP DO SCHEDULE (static)
do ipoint = 1, n_points_final_grid
do j = 1, ao_num
do i = 1, ao_num
int2_grad1_u12_square_ao(i,j,ipoint) = u12sq_j1bsq(i,j,ipoint) + u12_grad1_u12_j1b_grad1_j1b(i,j,ipoint) + 0.5d0 * grad12_j12(i,j,ipoint)
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
FREE u12sq_j1bsq u12_grad1_u12_j1b_grad1_j1b grad12_j12
endif
elseif(j1b_type .ge. 100) then
! PROVIDE int2_grad1_u12_square_ao_num
! int2_grad1_u12_square_ao = int2_grad1_u12_square_ao_num
PROVIDE int2_grad1_u12_square_ao_num_1shot
int2_grad1_u12_square_ao = int2_grad1_u12_square_ao_num_1shot
else
print *, ' j1b_type = ', j1b_type, 'not implemented yet'
stop
endif
call wall_time(time1)
print*, ' wall time for int2_grad1_u12_square_ao =', time1-time0
call print_memory_usage()
END_PROVIDER
! ---