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mirror of https://github.com/QuantumPackage/qp2.git synced 2024-11-08 07:03:52 +01:00
QuantumPackage/src/non_h_ints_mu/tc_integ.irp.f
2023-06-02 20:16:39 +02:00

340 lines
12 KiB
Fortran

! ---
BEGIN_PROVIDER [double precision, int2_grad1_u12_ao, (ao_num, ao_num, n_points_final_grid, 3)]
BEGIN_DOC
!
! 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 v_ij_erf_rk_cst_mu_j1b v_ij_u_cst_mu_j1b 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 &
!$OMP , v_ij_erf_rk_cst_mu_j1b, v_ij_u_cst_mu_j1b, x_v_ij_erf_rk_cst_mu_j1b, int2_grad1_u12_ao)
!$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(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 x_v_ij_erf_rk_cst_mu_j1b
elseif(j1b_type .ge. 100) then
PROVIDE final_weight_at_r_vector_extra aos_in_r_array_extra
PROVIDE grad1_u12_num
double precision, allocatable :: tmp(:,:,:)
allocate(tmp(n_points_extra_final_grid,ao_num,ao_num))
tmp = 0.d0
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (j, i, jpoint) &
!$OMP SHARED (tmp, ao_num, n_points_extra_final_grid, final_weight_at_r_vector_extra, aos_in_r_array_extra_transp)
!$OMP DO SCHEDULE (static)
do j = 1, ao_num
do i = 1, ao_num
do jpoint = 1, n_points_extra_final_grid
tmp(jpoint,i,j) = final_weight_at_r_vector_extra(jpoint) * aos_in_r_array_extra_transp(jpoint,i) * aos_in_r_array_extra_transp(jpoint,j)
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
int2_grad1_u12_ao = 0.d0
do m = 1, 3
!call dgemm( "T", "N", ao_num*ao_num, n_points_final_grid, n_points_extra_final_grid, +1.d0 &
! this work also because of the symmetry in K(1,2) and sign compensation in L(1,2,3)
call dgemm( "T", "N", ao_num*ao_num, n_points_final_grid, n_points_extra_final_grid, -1.d0 &
, tmp(1,1,1), n_points_extra_final_grid, grad1_u12_num(1,1,m), n_points_extra_final_grid &
, 0.d0, int2_grad1_u12_ao(1,1,1,m), ao_num*ao_num)
enddo
!! these dgemm are equivalent to
!!$OMP PARALLEL &
!!$OMP DEFAULT (NONE) &
!!$OMP PRIVATE (j, i, ipoint, jpoint, w) &
!!$OMP SHARED (int2_grad1_u12_ao, ao_num, n_points_final_grid, &
!!$OMP n_points_extra_final_grid, final_weight_at_r_vector_extra, &
!!$OMP aos_in_r_array_extra_transp, grad1_u12_num, tmp)
!!$OMP DO SCHEDULE (static)
!do ipoint = 1, n_points_final_grid
! do j = 1, ao_num
! do i = 1, ao_num
! do jpoint = 1, n_points_extra_final_grid
! w = -tmp(jpoint,i,j)
! !w = tmp(jpoint,i,j) this work also because of the symmetry in K(1,2)
! ! and sign compensation in L(1,2,3)
! int2_grad1_u12_ao(i,j,ipoint,1) += w * grad1_u12_num(jpoint,ipoint,1)
! int2_grad1_u12_ao(i,j,ipoint,2) += w * grad1_u12_num(jpoint,ipoint,2)
! int2_grad1_u12_ao(i,j,ipoint,3) += w * grad1_u12_num(jpoint,ipoint,3)
! enddo
! enddo
! enddo
!enddo
!!$OMP END DO
!!$OMP END PARALLEL
deallocate(tmp)
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
!$OMP END PARALLEL
FREE u12sq_j1bsq u12_grad1_u12_j1b_grad1_j1b grad12_j12
endif
elseif(j1b_type .ge. 100) then
PROVIDE final_weight_at_r_vector_extra aos_in_r_array_extra
PROVIDE grad1_u12_squared_num
double precision, allocatable :: tmp(:,:,:)
allocate(tmp(n_points_extra_final_grid,ao_num,ao_num))
tmp = 0.d0
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (j, i, jpoint) &
!$OMP SHARED (tmp, ao_num, n_points_extra_final_grid, final_weight_at_r_vector_extra, aos_in_r_array_extra_transp)
!$OMP DO SCHEDULE (static)
do j = 1, ao_num
do i = 1, ao_num
do jpoint = 1, n_points_extra_final_grid
tmp(jpoint,i,j) = final_weight_at_r_vector_extra(jpoint) * aos_in_r_array_extra_transp(jpoint,i) * aos_in_r_array_extra_transp(jpoint,j)
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
int2_grad1_u12_square_ao = 0.d0
call dgemm( "T", "N", ao_num*ao_num, n_points_final_grid, n_points_extra_final_grid, -0.5d0 &
, tmp(1,1,1), n_points_extra_final_grid, grad1_u12_squared_num(1,1), n_points_extra_final_grid &
, 0.d0, int2_grad1_u12_square_ao(1,1,1), ao_num*ao_num)
!! this dgemm is equivalen to
!!$OMP PARALLEL &
!!$OMP DEFAULT (NONE) &
!!$OMP PRIVATE (i, j, ipoint, jpoint, w) &
!!$OMP SHARED (int2_grad1_u12_square_ao, ao_num, n_points_final_grid, &
!!$OMP n_points_extra_final_grid, final_weight_at_r_vector_extra, &
!!$OMP aos_in_r_array_extra_transp, grad1_u12_squared_num, tmp)
!!$OMP DO SCHEDULE (static)
!do ipoint = 1, n_points_final_grid
! do j = 1, ao_num
! do i = 1, ao_num
! do jpoint = 1, n_points_extra_final_grid
! w = -0.5d0 * tmp(jpoint,i,j)
! int2_grad1_u12_square_ao(i,j,ipoint) += w * grad1_u12_squared_num(jpoint,ipoint)
! enddo
! enddo
! enddo
!enddo
!!$OMP END DO
!!$OMP END PARALLEL
deallocate(tmp)
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
! ---