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mirror of https://github.com/QuantumPackage/qp2.git synced 2025-04-29 19:54:46 +02:00
qp2/src/non_h_ints_mu/grad_squared_manu.irp.f

195 lines
5.4 KiB
Fortran

BEGIN_PROVIDER [double precision, tc_grad_square_ao_test, (ao_num, ao_num, ao_num, ao_num)]
BEGIN_DOC
!
! tc_grad_square_ao_test(k,i,l,j) = -1/2 <kl | |\grad_1 u(r1,r2)|^2 + |\grad_1 u(r1,r2)|^2 | ij>
!
END_DOC
implicit none
integer :: ipoint, i, j, k, l
double precision :: weight1, ao_ik_r, ao_i_r,contrib,contrib2
double precision, allocatable :: ac_mat(:,:,:,:), bc_mat(:,:,:,:)
double precision :: wall1, wall0
provide u12sq_j1bsq_test u12_grad1_u12_j1b_grad1_j1b_test grad12_j12_test
call wall_time(wall0)
allocate(ac_mat(ao_num,ao_num,ao_num,ao_num))
ac_mat = 0.d0
allocate(bc_mat(ao_num,ao_num,ao_num,ao_num))
bc_mat = 0.d0
do ipoint = 1, n_points_final_grid
weight1 = final_weight_at_r_vector(ipoint)
do j = 1, ao_num
do l = 1, ao_num
contrib = u12sq_j1bsq_test(l,j,ipoint) + u12_grad1_u12_j1b_grad1_j1b_test(l,j,ipoint)
contrib2=grad12_j12_test(l,j,ipoint)
do i = 1, ao_num
ao_i_r = weight1 * aos_in_r_array(i,ipoint)
do k = 1, ao_num
ao_ik_r = ao_i_r * aos_in_r_array(k,ipoint)
ac_mat(k,i,l,j) += ao_ik_r * contrib
bc_mat(k,i,l,j) += ao_ik_r * contrib2
enddo
enddo
enddo
enddo
enddo
do j = 1, ao_num
do l = 1, ao_num
do i = 1, ao_num
do k = 1, ao_num
tc_grad_square_ao_test(k,i,l,j) = ac_mat(k,i,l,j) + ac_mat(l,j,k,i) + bc_mat(k,i,l,j)
enddo
enddo
enddo
enddo
call wall_time(wall1)
print*,'wall time for tc_grad_square_ao_test',wall1 - wall0
deallocate(ac_mat)
deallocate(bc_mat)
END_PROVIDER
! ---
BEGIN_PROVIDER [ double precision, u12sq_j1bsq_test, (ao_num, ao_num, n_points_final_grid) ]
implicit none
integer :: ipoint, i, j
double precision :: tmp_x, tmp_y, tmp_z
double precision :: tmp1
double precision :: time0, time1
print*, ' providing u12sq_j1bsq_test ...'
call wall_time(time0)
do ipoint = 1, n_points_final_grid
tmp_x = v_1b_grad(1,ipoint)
tmp_y = v_1b_grad(2,ipoint)
tmp_z = v_1b_grad(3,ipoint)
tmp1 = -0.5d0 * (tmp_x * tmp_x + tmp_y * tmp_y + tmp_z * tmp_z)
do j = 1, ao_num
do i = 1, ao_num
u12sq_j1bsq_test(i,j,ipoint) = tmp1 * int2_u2_j1b2_test(i,j,ipoint)
enddo
enddo
enddo
call wall_time(time1)
print*, ' Wall time for u12sq_j1bsq_test = ', time1 - time0
END_PROVIDER
BEGIN_PROVIDER [ double precision, u12_grad1_u12_j1b_grad1_j1b_test, (ao_num, ao_num, n_points_final_grid) ]
implicit none
integer :: ipoint, i, j, m, igauss
double precision :: x, y, z
double precision :: tmp_v, tmp_x, tmp_y, tmp_z
double precision :: tmp3, tmp4, tmp5, tmp6, tmp7, tmp8, tmp9
double precision :: time0, time1
double precision, external :: overlap_gauss_r12_ao
provide int2_u_grad1u_x_j1b2_test
print*, ' providing u12_grad1_u12_j1b_grad1_j1b_test ...'
call wall_time(time0)
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)
tmp_v = v_1b (ipoint)
tmp_x = v_1b_grad(1,ipoint)
tmp_y = v_1b_grad(2,ipoint)
tmp_z = v_1b_grad(3,ipoint)
tmp3 = tmp_v * tmp_x
tmp4 = tmp_v * tmp_y
tmp5 = tmp_v * tmp_z
tmp6 = -x * tmp3
tmp7 = -y * tmp4
tmp8 = -z * tmp5
do j = 1, ao_num
do i = 1, ao_num
tmp9 = int2_u_grad1u_j1b2_test(i,j,ipoint)
u12_grad1_u12_j1b_grad1_j1b_test(i,j,ipoint) = tmp6 * tmp9 + tmp3 * int2_u_grad1u_x_j1b2_test(1,i,j,ipoint) &
+ tmp7 * tmp9 + tmp4 * int2_u_grad1u_x_j1b2_test(2,i,j,ipoint) &
+ tmp8 * tmp9 + tmp5 * int2_u_grad1u_x_j1b2_test(3,i,j,ipoint)
enddo
enddo
enddo
call wall_time(time1)
print*, ' Wall time for u12_grad1_u12_j1b_grad1_j1b_test = ', time1 - time0
END_PROVIDER
! ---
BEGIN_PROVIDER [ double precision, grad12_j12_test, (ao_num, ao_num, n_points_final_grid) ]
implicit none
integer :: ipoint, i, j, m, igauss
double precision :: r(3), delta, coef
double precision :: tmp1
double precision :: time0, time1
double precision, external :: overlap_gauss_r12_ao
provide int2_grad1u2_grad2u2_j1b2_test
print*, ' providing grad12_j12_test ...'
call wall_time(time0)
PROVIDE j1b_type
if(j1b_type .eq. 3) then
do ipoint = 1, n_points_final_grid
tmp1 = v_1b(ipoint)
tmp1 = tmp1 * tmp1
do j = 1, ao_num
do i = 1, ao_num
grad12_j12_test(i,j,ipoint) = tmp1 * int2_grad1u2_grad2u2_j1b2_test(i,j,ipoint)
enddo
enddo
enddo
else
grad12_j12_test = 0.d0
do ipoint = 1, n_points_final_grid
r(1) = final_grid_points(1,ipoint)
r(2) = final_grid_points(2,ipoint)
r(3) = final_grid_points(3,ipoint)
do j = 1, ao_num
do i = 1, ao_num
do igauss = 1, n_max_fit_slat
delta = expo_gauss_1_erf_x_2(igauss)
coef = coef_gauss_1_erf_x_2(igauss)
grad12_j12_test(i,j,ipoint) += -0.25d0 * coef * overlap_gauss_r12_ao(r, delta, i, j)
enddo
enddo
enddo
enddo
endif
call wall_time(time1)
print*, ' Wall time for grad12_j12_test = ', time1 - time0
END_PROVIDER
! ---