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mirror of https://github.com/QuantumPackage/qp2.git synced 2024-12-23 12:03:30 +01:00
qp2/plugins/local/non_h_ints_mu/jast_2e_utils.irp.f
2024-02-04 13:22:26 +01:00

394 lines
14 KiB
Fortran

! ---
BEGIN_PROVIDER [double precision, int2_u2e_ao, (ao_num, ao_num, n_points_final_grid)]
BEGIN_DOC
!
! int2_u2e_ao(i,j,ipoint,:) = \int dr2 J_2e(r1,r2) \phi_i(r2) \phi_j(r2)
!
! where r1 = r(ipoint)
!
END_DOC
implicit none
integer :: ipoint, i, j, jpoint
integer :: n_blocks, n_rest, n_pass
integer :: i_blocks, i_rest, i_pass, ii
double precision :: mem, n_double
double precision :: time0, time1
double precision :: x, y, z, r2
double precision :: dx, dy, dz
double precision :: tmp_ct
double precision :: tmp0, tmp1, tmp2, tmp3
double precision, allocatable :: tmp(:,:,:)
double precision, allocatable :: tmp_u12(:,:)
PROVIDE j2e_type
PROVIDE Env_type
call wall_time(time0)
print*, ' providing int2_u2e_ao ...'
if(tc_integ_type .eq. "numeric") then
PROVIDE final_weight_at_r_vector_extra aos_in_r_array_extra
allocate(tmp(n_points_extra_final_grid,ao_num,ao_num))
!$OMP PARALLEL &
!$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
!$OMP END PARALLEL
call total_memory(mem)
mem = max(1.d0, qp_max_mem - mem)
n_double = mem * 1.d8
n_blocks = int(min(n_double / (n_points_extra_final_grid * 1.d0), 1.d0*n_points_final_grid))
n_rest = int(mod(n_points_final_grid, n_blocks))
n_pass = int((n_points_final_grid - n_rest) / n_blocks)
call write_int(6, n_pass, 'Number of passes')
call write_int(6, n_blocks, 'Size of the blocks')
call write_int(6, n_rest, 'Size of the last block')
allocate(tmp_u12(n_points_extra_final_grid,n_blocks))
do i_pass = 1, n_pass
ii = (i_pass-1)*n_blocks + 1
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (i_blocks, ipoint) &
!$OMP SHARED (n_blocks, n_points_extra_final_grid, ii, &
!$OMP final_grid_points, tmp_u12)
!$OMP DO
do i_blocks = 1, n_blocks
ipoint = ii - 1 + i_blocks ! r1
call get_u12_2e_r1_seq(ipoint, n_points_extra_final_grid, tmp_u12(1,i_blocks))
enddo
!$OMP END DO
!$OMP END PARALLEL
call dgemm( "T", "N", ao_num*ao_num, n_blocks, n_points_extra_final_grid, 1.d0 &
, tmp(1,1,1), n_points_extra_final_grid, tmp_u12(1,1), n_points_extra_final_grid &
, 0.d0, int2_u2e_ao(1,1,ii), ao_num*ao_num)
enddo
deallocate(tmp_u12)
if(n_rest .gt. 0) then
allocate(tmp_u12(n_points_extra_final_grid,n_rest))
ii = n_pass*n_blocks + 1
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (i_rest, ipoint) &
!$OMP SHARED (n_rest, n_points_extra_final_grid, ii, &
!$OMP final_grid_points, tmp_u12)
!$OMP DO
do i_rest = 1, n_rest
ipoint = ii - 1 + i_rest ! r1
call get_u12_2e_r1_seq(ipoint, n_points_extra_final_grid, tmp_u12(1,i_rest))
enddo
!$OMP END DO
!$OMP END PARALLEL
call dgemm( "T", "N", ao_num*ao_num, n_rest, n_points_extra_final_grid, 1.d0 &
, tmp(1,1,1), n_points_extra_final_grid, tmp_u12(1,1), n_points_extra_final_grid &
, 0.d0, int2_u2e_ao(1,1,ii), ao_num*ao_num)
deallocate(tmp_u12)
endif
deallocate(tmp)
elseif(tc_integ_type .eq. "semi-analytic") then
if( (j2e_type .eq. "Mu") .and. &
( (env_type .eq. "None") .or. (env_type .eq. "Prod_Gauss") .or. (env_type .eq. "Sum_Gauss") ) ) then
PROVIDE mu_erf
PROVIDE env_type env_val
PROVIDE Ir2_Mu_long_Du_0 Ir2_Mu_long_Du_x Ir2_Mu_long_Du_y Ir2_Mu_long_Du_z Ir2_Mu_long_Du_2
PROVIDE Ir2_Mu_gauss_Du
tmp_ct = 0.5d0 / (dsqrt(dacos(-1.d0)) * mu_erf)
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (ipoint, i, j, x, y, z, r2, dx, dy, dz, &
!$OMP tmp0, tmp1, tmp2, tmp3) &
!$OMP SHARED (ao_num, n_points_final_grid, final_grid_points, &
!$OMP tmp_ct, env_val, Ir2_Mu_long_Du_0, &
!$OMP Ir2_Mu_long_Du_x, Ir2_Mu_long_Du_y, &
!$OMP Ir2_Mu_long_Du_z, Ir2_Mu_gauss_Du, &
!$OMP Ir2_Mu_long_Du_2, int2_u2e_ao)
!$OMP DO SCHEDULE (static)
do ipoint = 1, n_points_final_grid
x = final_grid_points(1,ipoint)
y = final_grid_points(2,ipoint)
z = final_grid_points(3,ipoint)
r2 = x*x + y*y + z*z
dx = x * env_val(ipoint)
dy = y * env_val(ipoint)
dz = z * env_val(ipoint)
tmp0 = 0.5d0 * env_val(ipoint) * r2
tmp1 = 0.5d0 * env_val(ipoint)
tmp3 = tmp_ct * env_val(ipoint)
do j = 1, ao_num
do i = 1, ao_num
tmp2 = tmp1 * Ir2_Mu_long_Du_2(i,j,ipoint) - dx * Ir2_Mu_long_Du_x(i,j,ipoint) - dy * Ir2_Mu_long_Du_y(i,j,ipoint) - dz * Ir2_Mu_long_Du_z(i,j,ipoint)
int2_u2e_ao(i,j,ipoint) = tmp0 * Ir2_Mu_long_Du_0(i,j,ipoint) + tmp2 - tmp3 * Ir2_Mu_gauss_Du(i,j,ipoint)
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
else
print *, ' Error in int2_u2e_ao: Unknown Jastrow'
stop
endif ! j2e_type
else
print *, ' Error in int2_u2e_ao: Unknown tc_integ_type'
stop
endif ! tc_integ_type
call wall_time(time1)
print*, ' wall time for int2_u2e_ao (min) =', (time1-time0)/60.d0
call print_memory_usage()
END_PROVIDER
! ---
BEGIN_PROVIDER [double precision, int2_grad1_u2e_ao, (ao_num, ao_num, n_points_final_grid, 3)]
BEGIN_DOC
!
! int2_grad1_u2e_ao(i,j,ipoint,:) = \int dr2 [\grad_r1 J_2e(r1,r2)] \phi_i(r2) \phi_j(r2)
!
! where r1 = r(ipoint)
!
END_DOC
implicit none
integer :: ipoint, i, j, m, jpoint
integer :: n_blocks, n_rest, n_pass
integer :: i_blocks, i_rest, i_pass, ii
double precision :: mem, n_double
double precision :: time0, time1
double precision :: x, y, z, r2
double precision :: dx, dy, dz
double precision :: tmp_ct
double precision :: tmp0, tmp1, tmp2
double precision :: tmp0_x, tmp0_y, tmp0_z
double precision :: tmp1_x, tmp1_y, tmp1_z
double precision, allocatable :: tmp(:,:,:)
double precision, allocatable :: tmp_grad1_u12(:,:,:)
PROVIDE j2e_type
PROVIDE Env_type
call wall_time(time0)
print*, ' providing int2_grad1_u2e_ao ...'
if(tc_integ_type .eq. "numeric") then
PROVIDE final_weight_at_r_vector_extra aos_in_r_array_extra
allocate(tmp(n_points_extra_final_grid,ao_num,ao_num))
!$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
call total_memory(mem)
mem = max(1.d0, qp_max_mem - mem)
n_double = mem * 1.d8
n_blocks = int(min(n_double / (n_points_extra_final_grid * 3.d0), 1.d0*n_points_final_grid))
n_rest = int(mod(n_points_final_grid, n_blocks))
n_pass = int((n_points_final_grid - n_rest) / n_blocks)
call write_int(6, n_pass, 'Number of passes')
call write_int(6, n_blocks, 'Size of the blocks')
call write_int(6, n_rest, 'Size of the last block')
allocate(tmp_grad1_u12(n_points_extra_final_grid,n_blocks,3))
do i_pass = 1, n_pass
ii = (i_pass-1)*n_blocks + 1
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (i_blocks, ipoint) &
!$OMP SHARED (n_blocks, n_points_extra_final_grid, ii, &
!$OMP final_grid_points, tmp_grad1_u12)
!$OMP DO
do i_blocks = 1, n_blocks
ipoint = ii - 1 + i_blocks ! r1
call get_grad1_u12_2e_r1_seq(ipoint, n_points_extra_final_grid, tmp_grad1_u12(1,i_blocks,1) &
, tmp_grad1_u12(1,i_blocks,2) &
, tmp_grad1_u12(1,i_blocks,3))
enddo
!$OMP END DO
!$OMP END PARALLEL
do m = 1, 3
call dgemm( "T", "N", ao_num*ao_num, n_blocks, n_points_extra_final_grid, 1.d0 &
, tmp(1,1,1), n_points_extra_final_grid, tmp_grad1_u12(1,1,m), n_points_extra_final_grid &
, 0.d0, int2_grad1_u2e_ao(1,1,ii,m), ao_num*ao_num)
enddo
enddo
deallocate(tmp_grad1_u12)
if(n_rest .gt. 0) then
allocate(tmp_grad1_u12(n_points_extra_final_grid,n_rest,3))
ii = n_pass*n_blocks + 1
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (i_rest, ipoint) &
!$OMP SHARED (n_rest, n_points_extra_final_grid, ii, &
!$OMP final_grid_points, tmp_grad1_u12)
!$OMP DO
do i_rest = 1, n_rest
ipoint = ii - 1 + i_rest ! r1
call get_grad1_u12_2e_r1_seq(ipoint, n_points_extra_final_grid, tmp_grad1_u12(1,i_rest,1) &
, tmp_grad1_u12(1,i_rest,2) &
, tmp_grad1_u12(1,i_rest,3))
enddo
!$OMP END DO
!$OMP END PARALLEL
do m = 1, 3
call dgemm( "T", "N", ao_num*ao_num, n_rest, n_points_extra_final_grid, 1.d0 &
, tmp(1,1,1), n_points_extra_final_grid, tmp_grad1_u12(1,1,m), n_points_extra_final_grid &
, 0.d0, int2_grad1_u2e_ao(1,1,ii,m), ao_num*ao_num)
enddo
deallocate(tmp_grad1_u12)
endif
deallocate(tmp)
elseif(tc_integ_type .eq. "semi-analytic") then
if( (j2e_type .eq. "Mu") .and. &
( (env_type .eq. "None") .or. (env_type .eq. "Prod_Gauss") .or. (env_type .eq. "Sum_Gauss") ) ) then
PROVIDE mu_erf
PROVIDE env_type env_val env_grad
PROVIDE Ir2_Mu_long_Du_0 Ir2_Mu_long_Du_x Ir2_Mu_long_Du_y Ir2_Mu_long_Du_z Ir2_Mu_long_Du_2
PROVIDE Ir2_Mu_gauss_Du
tmp_ct = 0.5d0 / (dsqrt(dacos(-1.d0)) * mu_erf)
!$OMP PARALLEL &
!$OMP DEFAULT (NONE) &
!$OMP PRIVATE (ipoint, i, j, x, y, z, r2, dx, dy, dz, tmp1, tmp2, &
!$OMP tmp0_x, tmp0_y, tmp0_z, tmp1_x, tmp1_y, tmp1_z) &
!$OMP SHARED (ao_num, n_points_final_grid, final_grid_points, &
!$OMP tmp_ct, env_val, env_grad, Ir2_Mu_long_Du_0, &
!$OMP Ir2_Mu_long_Du_x, Ir2_Mu_long_Du_y, &
!$OMP Ir2_Mu_long_Du_z, Ir2_Mu_gauss_Du, &
!$OMP Ir2_Mu_long_Du_2, int2_grad1_u2e_ao)
!$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)
r2 = x*x + y*y + z*z
dx = env_grad(1,ipoint)
dy = env_grad(2,ipoint)
dz = env_grad(3,ipoint)
tmp0_x = 0.5d0 * (env_val(ipoint) * x + r2 * dx)
tmp0_y = 0.5d0 * (env_val(ipoint) * y + r2 * dy)
tmp0_z = 0.5d0 * (env_val(ipoint) * z + r2 * dz)
tmp1 = 0.5d0 * env_val(ipoint)
tmp1_x = tmp_ct * dx
tmp1_y = tmp_ct * dy
tmp1_z = tmp_ct * dz
do j = 1, ao_num
do i = 1, ao_num
tmp2 = 0.5d0 * Ir2_Mu_long_Du_2(i,j,ipoint) - x * Ir2_Mu_long_Du_x(i,j,ipoint) - y * Ir2_Mu_long_Du_y(i,j,ipoint) - z * Ir2_Mu_long_Du_z(i,j,ipoint)
int2_grad1_u2e_ao(i,j,ipoint,1) = Ir2_Mu_long_Du_0(i,j,ipoint) * tmp0_x - tmp1 * Ir2_Mu_long_Du_x(i,j,ipoint) + dx * tmp2 - tmp1_x * Ir2_Mu_gauss_Du(i,j,ipoint)
int2_grad1_u2e_ao(i,j,ipoint,2) = Ir2_Mu_long_Du_0(i,j,ipoint) * tmp0_y - tmp1 * Ir2_Mu_long_Du_y(i,j,ipoint) + dy * tmp2 - tmp1_y * Ir2_Mu_gauss_Du(i,j,ipoint)
int2_grad1_u2e_ao(i,j,ipoint,3) = Ir2_Mu_long_Du_0(i,j,ipoint) * tmp0_z - tmp1 * Ir2_Mu_long_Du_z(i,j,ipoint) + dz * tmp2 - tmp1_z * Ir2_Mu_gauss_Du(i,j,ipoint)
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
FREE Ir2_Mu_long_Du_0 Ir2_Mu_long_Du_x Ir2_Mu_long_Du_y Ir2_Mu_long_Du_z Ir2_Mu_long_Du_2
FREE Ir2_Mu_gauss_Du
else
print *, ' Error in int2_grad1_u2e_ao: Unknown Jastrow'
stop
endif ! j2e_type
else
print *, ' Error in int2_grad1_u2e_ao: Unknown tc_integ_type'
stop
endif ! tc_integ_type
call wall_time(time1)
print*, ' wall time for int2_grad1_u2e_ao (min) =', (time1-time0)/60.d0
call print_memory_usage()
END_PROVIDER
! ---