LCOV - code coverage report
Current view: top level - src - lri_environment_types.F (source / functions) Hit Total Coverage
Test: CP2K Regtests (git:b8e0b09) Lines: 485 514 94.4 %
Date: 2024-08-31 06:31:37 Functions: 17 41 41.5 %

          Line data    Source code
       1             : !--------------------------------------------------------------------------------------------------!
       2             : !   CP2K: A general program to perform molecular dynamics simulations                              !
       3             : !   Copyright 2000-2024 CP2K developers group <https://cp2k.org>                                   !
       4             : !                                                                                                  !
       5             : !   SPDX-License-Identifier: GPL-2.0-or-later                                                      !
       6             : !--------------------------------------------------------------------------------------------------!
       7             : 
       8             : ! **************************************************************************************************
       9             : !> \brief contains the types and subroutines for dealing with the lri_env
      10             : !>        lri : local resolution of the identity
      11             : !> \par History
      12             : !>      created JGH [08.2012]
      13             : !>      Dorothea Golze [02.2014] (1) extended, re-structured, cleaned
      14             : !>                               (2) debugged
      15             : !> \authors JGH
      16             : !>          Dorothea Golze
      17             : ! **************************************************************************************************
      18             : MODULE lri_environment_types
      19             :    USE atomic_kind_types,               ONLY: atomic_kind_type,&
      20             :                                               get_atomic_kind
      21             :    USE basis_set_types,                 ONLY: deallocate_gto_basis_set,&
      22             :                                               gto_basis_set_p_type,&
      23             :                                               gto_basis_set_type
      24             :    USE cp_dbcsr_api,                    ONLY: dbcsr_p_type
      25             :    USE cp_dbcsr_operations,             ONLY: dbcsr_deallocate_matrix_set
      26             :    USE kinds,                           ONLY: INT_8,&
      27             :                                               dp,&
      28             :                                               sp
      29             :    USE mathlib,                         ONLY: pswitch
      30             :    USE qs_neighbor_list_types,          ONLY: get_iterator_info,&
      31             :                                               neighbor_list_iterate,&
      32             :                                               neighbor_list_iterator_create,&
      33             :                                               neighbor_list_iterator_p_type,&
      34             :                                               neighbor_list_iterator_release,&
      35             :                                               neighbor_list_set_p_type,&
      36             :                                               release_neighbor_list_sets
      37             :    USE qs_o3c_types,                    ONLY: o3c_container_type,&
      38             :                                               release_o3c_container
      39             : #include "./base/base_uses.f90"
      40             : 
      41             :    IMPLICIT NONE
      42             : 
      43             :    PRIVATE
      44             : 
      45             : ! **************************************************************************************************
      46             : ! Integral container
      47             :    TYPE carray
      48             :       INTEGER                                                 :: compression = -1
      49             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: cdp => NULL()
      50             :       REAL(KIND=sp), DIMENSION(:), POINTER                    :: csp => NULL()
      51             :       INTEGER(INT_8), DIMENSION(:), POINTER                   :: cip => NULL()
      52             :    END TYPE carray
      53             : 
      54             :    TYPE int_container
      55             :       INTEGER                                                 :: na = -1, nb = -1, nc = -1
      56             :       TYPE(carray), DIMENSION(:), POINTER                     :: ca => NULL()
      57             :    END TYPE int_container
      58             : ! **************************************************************************************************
      59             :    TYPE lri_rhoab_type
      60             :       ! number of spherical basis functions (a)
      61             :       INTEGER                                                 :: nba = -1
      62             :       ! number of spherical basis functions (b)
      63             :       INTEGER                                                 :: nbb = -1
      64             :       ! number of spherical fit basis functions (ai)
      65             :       INTEGER                                                 :: nfa = -1
      66             :       ! number of spherical fit basis functions (bi)
      67             :       INTEGER                                                 :: nfb = -1
      68             :       ! expansion coeffs for RI density
      69             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: avec => NULL()
      70             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: aveca => NULL()
      71             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: avecb => NULL()
      72             :       ! projection coeffs for RI density: SUM_ab (ab,i)*Pab
      73             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: tvec => NULL()
      74             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: tveca => NULL()
      75             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: tvecb => NULL()
      76             :       ! integral (ai) * sinv * tvec
      77             :       REAL(KIND=dp)                                           :: nst = 0.0_dp
      78             :       REAL(KIND=dp)                                           :: nsta = 0.0_dp
      79             :       REAL(KIND=dp)                                           :: nstb = 0.0_dp
      80             :       ! Lagrange parameter
      81             :       REAL(KIND=dp)                                           :: lambda = 0.0_dp
      82             :       REAL(KIND=dp)                                           :: lambdaa = 0.0_dp
      83             :       REAL(KIND=dp)                                           :: lambdab = 0.0_dp
      84             :       ! Charge of pair density
      85             :       REAL(KIND=dp)                                           :: charge = 0.0_dp
      86             :       REAL(KIND=dp)                                           :: chargea = 0.0_dp
      87             :       REAL(KIND=dp)                                           :: chargeb = 0.0_dp
      88             :    END TYPE lri_rhoab_type
      89             : 
      90             : ! **************************************************************************************************
      91             : 
      92             :    TYPE lri_int_type
      93             :       ! whether to calculate force for pair
      94             :       LOGICAL                                                 :: calc_force_pair = .FALSE.
      95             :       ! number of spherical basis functions (a)
      96             :       INTEGER                                                 :: nba = -1
      97             :       ! number of spherical basis functions (b)
      98             :       INTEGER                                                 :: nbb = -1
      99             :       ! number of spherical fit basis functions (ai)
     100             :       INTEGER                                                 :: nfa = -1
     101             :       ! number of spherical fit basis functions (bi)
     102             :       INTEGER                                                 :: nfb = -1
     103             :       ! condition number of overlap matrix
     104             :       REAL(KIND=dp)                                           :: cond_num = 0.0_dp
     105             :       ! integrals (a,b,ai)
     106             :       REAL(KIND=dp), DIMENSION(:, :, :), ALLOCATABLE          :: abaint
     107             :       REAL(KIND=dp), DIMENSION(:), ALLOCATABLE                :: abascr
     108             :       ! integrals (a,b,b)
     109             :       REAL(KIND=dp), DIMENSION(:, :, :), ALLOCATABLE          :: abbint
     110             :       REAL(KIND=dp), DIMENSION(:), ALLOCATABLE                :: abbscr
     111             :       ! compressed aba integrals
     112             :       TYPE(int_container)                                     :: cabai = int_container()
     113             :       ! compressed abb integrals
     114             :       TYPE(int_container)                                     :: cabbi = int_container()
     115             :       ! integrals (da/dA,b,dai/dA)
     116             :       REAL(KIND=dp), DIMENSION(:, :, :, :), ALLOCATABLE       :: dabdaint
     117             :       ! integrals (da/dA,b,bi)
     118             :       REAL(KIND=dp), DIMENSION(:, :, :, :), ALLOCATABLE       :: dabbint
     119             :       ! integrals (a,b)
     120             :       REAL(KIND=dp), DIMENSION(:, :), ALLOCATABLE             :: soo
     121             :       ! derivative d(a,b)/dA
     122             :       REAL(KIND=dp), DIMENSION(:, :, :), ALLOCATABLE          :: dsoo
     123             :       ! integrals (ai,bi)
     124             :       REAL(KIND=dp), DIMENSION(:, :), ALLOCATABLE             :: sab
     125             :       ! derivative d(ai,bi)/dA
     126             :       REAL(KIND=dp), DIMENSION(:, :, :), ALLOCATABLE          :: dsab
     127             :       ! inverse of integrals (ai,bi)
     128             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                 :: sinv => NULL()
     129             :       ! integral (ai) / (bi), dim(1..nfa,nfa+1..nfa+nfb)
     130             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: n => NULL()
     131             :       ! sinv * (ai)
     132             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: sn => NULL()
     133             :       ! (ai) * sinv * (ai)
     134             :       REAL(KIND=dp)                                           :: nsn = 0.0_dp
     135             :       ! distant pair approximation
     136             :       LOGICAL                                                 :: lrisr = .FALSE.
     137             :       LOGICAL                                                 :: lriff = .FALSE.
     138             :       REAL(KIND=dp)                                           :: wsr = 0.0_dp, wff = 0.0_dp, dwsr = 0.0_dp, dwff = 0.0_dp
     139             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                 :: asinv => NULL(), bsinv => NULL()
     140             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: na => NULL(), nb => NULL()
     141             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: sna => NULL(), snb => NULL()
     142             :       REAL(KIND=dp)                                           :: nsna = 0.0_dp, nsnb = 0.0_dp
     143             :       !
     144             :       ! dmax: max deviation for integrals of primitive gtos; for debugging
     145             :       ! dmax for overlap integrals (ai,bi); fit bas
     146             :       REAL(KIND=dp)                                           :: dmax_ab = 0.0_dp
     147             :       ! dmax for overlap integrals (a,b); orb bas
     148             :       REAL(KIND=dp)                                           :: dmax_oo = 0.0_dp
     149             :       ! dmax for integrals (a,b,ai)
     150             :       REAL(KIND=dp)                                           :: dmax_aba = 0.0_dp
     151             :       ! dmax for integrals (a,b,bi)
     152             :       REAL(KIND=dp)                                           :: dmax_abb = 0.0_dp
     153             :    END TYPE lri_int_type
     154             : 
     155             :    TYPE lri_int_rho_type
     156             :       ! integrals (aa,bb), orb basis
     157             :       REAL(KIND=dp), DIMENSION(:, :, :, :), POINTER           :: soaabb => NULL()
     158             :       ! dmax for (aa,bb) integrals; for debugging
     159             :       REAL(KIND=dp)                                           :: dmax_aabb = 0.0_dp
     160             :    END TYPE lri_int_rho_type
     161             : 
     162             :    TYPE lri_node_type
     163             :       INTEGER                                                 :: nnode = 0
     164             :       TYPE(lri_int_type), DIMENSION(:), POINTER               :: lri_int => NULL()
     165             :       TYPE(lri_int_rho_type), DIMENSION(:), POINTER           :: lri_int_rho => NULL()
     166             :       TYPE(lri_rhoab_type), DIMENSION(:), POINTER             :: lri_rhoab => NULL()
     167             :    END TYPE lri_node_type
     168             : 
     169             :    TYPE lri_atom_type
     170             :       INTEGER                                                 :: natom = 0
     171             :       TYPE(lri_node_type), DIMENSION(:), POINTER              :: lri_node => NULL()
     172             :    END TYPE lri_atom_type
     173             : 
     174             :    TYPE lri_list_type
     175             :       INTEGER                                                 :: nkind = 0
     176             :       TYPE(lri_atom_type), DIMENSION(:), POINTER              :: lri_atom => NULL()
     177             :    END TYPE lri_list_type
     178             : 
     179             :    TYPE lri_list_p_type
     180             :       TYPE(lri_list_type), POINTER                             :: lri_list => NULL()
     181             :    END TYPE lri_list_p_type
     182             : 
     183             : ! **************************************************************************************************
     184             : 
     185             :    TYPE lri_bas_type
     186             :       INTEGER, DIMENSION(:, :, :), POINTER                    :: orb_index => NULL()
     187             :       INTEGER, DIMENSION(:, :, :), POINTER                    :: ri_index => NULL()
     188             :       ! integral of ri basis fbas
     189             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: int_fbas => NULL()
     190             :       ! self overlap ri basis
     191             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                 :: ri_ovlp => NULL()
     192             :       ! inverse of self overlap ri basis
     193             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                 :: ri_ovlp_inv => NULL()
     194             :       ! self overlap orb basis
     195             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                 :: orb_ovlp => NULL()
     196             :       ! self overlap (a,a,fa)
     197             :       REAL(KIND=dp), DIMENSION(:, :, :), ALLOCATABLE          :: ovlp3
     198             :       ! contraction matrix for SHG integrals ri basis
     199             :       REAL(KIND=dp), DIMENSION(:, :, :), POINTER              :: scon_ri => NULL()
     200             :       ! contraction matrix for SHG integrals orb basis
     201             :       REAL(KIND=dp), DIMENSION(:, :, :), POINTER              :: scon_orb => NULL()
     202             :       ! contraction matrix for SHG integrals aba/abb
     203             :       REAL(KIND=dp), DIMENSION(:, :, :, :), POINTER           :: scon_mix => NULL()
     204             :    END TYPE lri_bas_type
     205             : 
     206             : ! **************************************************************************************************
     207             : 
     208             :    TYPE lri_clebsch_gordon_type
     209             :       ! Clebsch-Gordon (CG) coefficients
     210             :       REAL(KIND=dp), DIMENSION(:, :, :), POINTER                :: cg_coeff => NULL()
     211             :       ! list of non-zero CG coefficients
     212             :       INTEGER, DIMENSION(:, :, :), POINTER                      :: cg_none0_list => NULL()
     213             :       ! number of non-zero CG coefficients
     214             :       INTEGER, DIMENSION(:, :), POINTER                         :: ncg_none0 => NULL()
     215             :    END TYPE lri_clebsch_gordon_type
     216             : 
     217             : ! **************************************************************************************************
     218             : 
     219             :    TYPE lri_ppl_type
     220             :       ! integrals Vppl*fbas (potential*fit basis) dim(natom,nsgf)
     221             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                   :: v_int => NULL()
     222             :    END TYPE lri_ppl_type
     223             : 
     224             :    TYPE lri_ppl_int_type
     225             :       TYPE(lri_ppl_type), DIMENSION(:), POINTER                 :: lri_ppl => NULL()
     226             :       REAL(KIND=dp)                                             :: ecore_pp_ri = 0.0_dp
     227             :    END TYPE lri_ppl_int_type
     228             : 
     229             : ! **************************************************************************************************
     230             : 
     231             :    TYPE ri_fit_type
     232             :       INTEGER, DIMENSION(:, :), POINTER                         :: bas_ptr => NULL()
     233             :       REAL(KIND=dp), DIMENSION(:), POINTER                      :: nvec => NULL()
     234             :       REAL(KIND=dp), DIMENSION(:), POINTER                      :: rm1n => NULL()
     235             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                   :: tvec => NULL()
     236             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                   :: rm1t => NULL()
     237             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                   :: avec => NULL()
     238             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                   :: fout => NULL()
     239             :       REAL(KIND=dp)                                             :: ntrm1n = 0.0_dp
     240             :       REAL(KIND=dp), DIMENSION(2)                               :: ftrm1n = 0.0_dp
     241             :       REAL(KIND=dp), DIMENSION(2)                               :: echarge = 0.0_dp
     242             :       REAL(KIND=dp), DIMENSION(2)                               :: lambda = 0.0_dp
     243             :    END TYPE ri_fit_type
     244             : 
     245             : ! **************************************************************************************************
     246             :    TYPE wmat_type
     247             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                   :: mat => NULL()
     248             :    END TYPE wmat_type
     249             : 
     250             :    TYPE wbas_type
     251             :       REAL(KIND=dp), DIMENSION(:), POINTER                      :: vec => NULL()
     252             :    END TYPE wbas_type
     253             : ! **************************************************************************************************
     254             :    TYPE stat_type
     255             :       REAL(KIND=dp)                                             :: pairs_tt = 0.0_dp
     256             :       REAL(KIND=dp)                                             :: pairs_sr = 0.0_dp
     257             :       REAL(KIND=dp)                                             :: pairs_ff = 0.0_dp
     258             :       REAL(KIND=dp)                                             :: overlap_error = 0.0_dp
     259             :       REAL(KIND=dp)                                             :: rho_tt = 0.0_dp
     260             :       REAL(KIND=dp)                                             :: rho_sr = 0.0_dp
     261             :       REAL(KIND=dp)                                             :: rho_ff = 0.0_dp
     262             :       REAL(KIND=dp)                                             :: rho_1c = 0.0_dp
     263             :       REAL(KIND=dp)                                             :: coef_mem = 0.0_dp
     264             :       REAL(KIND=dp)                                             :: oint_mem = 0.0_dp
     265             :       REAL(KIND=dp)                                             :: rhos_mem = 0.0_dp
     266             :       REAL(KIND=dp)                                             :: abai_mem = 0.0_dp
     267             :       REAL(KIND=dp)                                             :: ppli_mem = 0.0_dp
     268             :    END TYPE stat_type
     269             : ! **************************************************************************************************
     270             : 
     271             :    TYPE lri_environment_type
     272             :       ! parameter for (pseudo)inverse of overlap
     273             :       INTEGER                                                 :: lri_overlap_inv = -1
     274             :       ! flag for debugging lri integrals
     275             :       LOGICAL                                                 :: debug = .FALSE.
     276             :       ! flag for shg (solid haromonic Gaussian) integrals
     277             :       LOGICAL                                                 :: use_shg_integrals = .FALSE.
     278             :       ! parameter for inversion (autoselect); maximal condition
     279             :       ! number up to where inversion is legal
     280             :       REAL(KIND=dp)                                           :: cond_max = 0.0_dp
     281             :       ! parameter for checking distance between atom pairs
     282             :       REAL(KIND=dp)                                           :: delta = 0.0_dp
     283             :       ! threshold for aba and abb integrals
     284             :       REAL(KIND=dp)                                           :: eps_o3_int = 0.0_dp
     285             :       ! orbital basis set
     286             :       TYPE(gto_basis_set_p_type), DIMENSION(:), POINTER       :: orb_basis => NULL()
     287             :       ! lri (fit) basis set
     288             :       TYPE(gto_basis_set_p_type), DIMENSION(:), POINTER       :: ri_basis => NULL()
     289             :       ! orb_basis neighborlist
     290             :       TYPE(neighbor_list_set_p_type), DIMENSION(:), POINTER   :: soo_list => NULL()
     291             :       TYPE(neighbor_list_set_p_type), DIMENSION(:), POINTER   :: saa_list => NULL()
     292             :       TYPE(neighbor_list_set_p_type), DIMENSION(:), POINTER   :: soa_list => NULL()
     293             :       ! local RI integrals
     294             :       TYPE(lri_list_type), POINTER                            :: lri_ints => NULL()
     295             :       ! local Vppl integrals
     296             :       TYPE(lri_ppl_int_type), POINTER                         :: lri_ppl_ints => NULL()
     297             :       ! local integral of rho**2; for optimization
     298             :       TYPE(lri_list_type), POINTER                            :: lri_ints_rho => NULL()
     299             :       ! properties of orb and aux basis
     300             :       TYPE(lri_bas_type), DIMENSION(:), POINTER               :: bas_prop => NULL()
     301             :       ! Clebsch-Gordon for solid harmonics
     302             :       TYPE(lri_clebsch_gordon_type), POINTER                  :: cg_shg => NULL()
     303             :       ! orbital basis overlap
     304             :       TYPE(dbcsr_p_type), DIMENSION(:), POINTER               :: ob_smat => NULL()
     305             :       ! statistics
     306             :       LOGICAL                                                 :: statistics = .FALSE.
     307             :       TYPE(stat_type)                                         :: stat = stat_type()
     308             :       ! exact one-center terms
     309             :       LOGICAL                                                 :: exact_1c_terms = .FALSE.
     310             :       ! use RI for local pp
     311             :       LOGICAL                                                 :: ppl_ri = .FALSE.
     312             :       ! store integrals (needed for basis optimization)
     313             :       LOGICAL                                                 :: store_integrals = .FALSE.
     314             :       ! distant pair approximation
     315             :       LOGICAL                                                 :: distant_pair_approximation = .FALSE.
     316             :       CHARACTER(len=10)                                       :: distant_pair_method = ""
     317             :       REAL(KIND=dp)                                           :: r_in = 0.0_dp
     318             :       REAL(KIND=dp)                                           :: r_out = 0.0_dp
     319             :       REAL(KIND=dp), DIMENSION(:), POINTER                    :: aradius => NULL()
     320             :       TYPE(wbas_type), DIMENSION(:), POINTER                  :: wbas => NULL()
     321             :       TYPE(wmat_type), DIMENSION(:, :), POINTER               :: wmat => NULL()
     322             :       ! RI overlap and inverse
     323             :       TYPE(dbcsr_p_type), DIMENSION(:), POINTER               :: ri_smat => NULL(), &
     324             :                                                                  ri_sinv => NULL()
     325             :       TYPE(ri_fit_type), POINTER                              :: ri_fit => NULL()
     326             :       CHARACTER(len=10)                                       :: ri_sinv_app = ""
     327             :       TYPE(o3c_container_type), POINTER                       :: o3c => NULL()
     328             :    END TYPE lri_environment_type
     329             : 
     330             : ! **************************************************************************************************
     331             : 
     332             :    TYPE lri_kind_type
     333             :       ! expansion coeff for lri density dim(natom,nsgf)
     334             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                   :: acoef => NULL()
     335             :       ! integrals V*fbas (potential*fit basis) dim(natom,nsgf)
     336             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                   :: v_int => NULL()
     337             :       ! SUM_i integral(V*fbas_i)*davec/dR dim(natom,3)
     338             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                   :: v_dadr => NULL()
     339             :       ! integrals V*dfbas/dR
     340             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                   :: v_dfdr => NULL()
     341             :    END TYPE lri_kind_type
     342             : 
     343             :    TYPE lri_spin_type
     344             :       TYPE(lri_kind_type), DIMENSION(:), POINTER                :: lri_kinds => NULL()
     345             :    END TYPE lri_spin_type
     346             : 
     347             : ! **************************************************************************************************
     348             : 
     349             :    TYPE lri_force_type
     350             :       REAL(KIND=dp), DIMENSION(:), POINTER                      :: st => NULL()
     351             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                   :: dssn => NULL(), &
     352             :                                                                    dsst => NULL()
     353             :       ! derivative dtvec/dR
     354             :       REAL(KIND=dp), DIMENSION(:, :), POINTER                   :: dtvec => NULL()
     355             :    END TYPE lri_force_type
     356             : 
     357             : ! **************************************************************************************************
     358             : 
     359             :    TYPE lri_density_type
     360             :       INTEGER                                                 :: nspin = 0
     361             :       ! pair density expansion (nspin)
     362             :       TYPE(lri_list_p_type), DIMENSION(:), POINTER            :: lri_rhos => NULL()
     363             :       ! coefficients of RI expansion and gradients (nspin)
     364             :       TYPE(lri_spin_type), DIMENSION(:), POINTER              :: lri_coefs => NULL()
     365             :    END TYPE lri_density_type
     366             : 
     367             : ! **************************************************************************************************
     368             : 
     369             :    CHARACTER(len=*), PARAMETER, PRIVATE :: moduleN = 'lri_environment_types'
     370             : 
     371             :    PUBLIC :: lri_environment_type, &
     372             :              lri_force_type, lri_list_type, &
     373             :              lri_int_type, lri_int_rho_type, lri_density_type, &
     374             :              lri_kind_type, lri_rhoab_type
     375             :    PUBLIC :: int_container, carray
     376             :    PUBLIC :: lri_env_create, lri_env_release, allocate_lri_coefs, &
     377             :              allocate_lri_ints, allocate_lri_ints_rho, lri_density_create, &
     378             :              allocate_lri_ppl_ints, deallocate_lri_ppl_ints, &
     379             :              lri_density_release, allocate_lri_rhos, allocate_lri_force_components, &
     380             :              deallocate_lri_ints, deallocate_lri_ints_rho, &
     381             :              deallocate_lri_force_components, deallocate_bas_properties
     382             : 
     383             : ! **************************************************************************************************
     384             : 
     385             : CONTAINS
     386             : 
     387             : ! **************************************************************************************************
     388             : !> \brief creates and initializes an lri_env
     389             : !> \param lri_env the lri_environment you want to create
     390             : ! **************************************************************************************************
     391          60 :    SUBROUTINE lri_env_create(lri_env)
     392             : 
     393             :       TYPE(lri_environment_type), INTENT(OUT)            :: lri_env
     394             : 
     395             :       lri_env%debug = .FALSE.
     396          60 :       lri_env%delta = 1.E-6_dp
     397             : 
     398             :       lri_env%store_integrals = .FALSE.
     399             : 
     400             :       NULLIFY (lri_env%orb_basis)
     401             :       NULLIFY (lri_env%ri_basis)
     402             : 
     403             :       NULLIFY (lri_env%soo_list)
     404             :       NULLIFY (lri_env%saa_list)
     405             :       NULLIFY (lri_env%soa_list)
     406             :       NULLIFY (lri_env%lri_ints)
     407             :       NULLIFY (lri_env%lri_ppl_ints)
     408             :       NULLIFY (lri_env%lri_ints_rho)
     409             :       NULLIFY (lri_env%bas_prop)
     410             : 
     411             :       NULLIFY (lri_env%ob_smat)
     412             :       NULLIFY (lri_env%ri_smat)
     413             :       NULLIFY (lri_env%ri_sinv)
     414             :       NULLIFY (lri_env%ri_fit)
     415             :       NULLIFY (lri_env%o3c)
     416             :       NULLIFY (lri_env%aradius)
     417             :       NULLIFY (lri_env%wmat)
     418             :       NULLIFY (lri_env%wbas)
     419             : 
     420             :       NULLIFY (lri_env%cg_shg)
     421          60 :       ALLOCATE (lri_env%cg_shg)
     422             :       NULLIFY (lri_env%cg_shg%cg_coeff)
     423             :       NULLIFY (lri_env%cg_shg%cg_none0_list)
     424             :       NULLIFY (lri_env%cg_shg%ncg_none0)
     425             : 
     426          60 :    END SUBROUTINE lri_env_create
     427             : 
     428             : ! **************************************************************************************************
     429             : !> \brief releases the given lri_env
     430             : !> \param lri_env the lri environment to release
     431             : ! **************************************************************************************************
     432          60 :    SUBROUTINE lri_env_release(lri_env)
     433             : 
     434             :       TYPE(lri_environment_type), INTENT(INOUT)          :: lri_env
     435             : 
     436             :       INTEGER                                            :: i, ikind, j, nkind
     437             : 
     438             :       ! deallocate basis sets
     439          60 :       IF (ASSOCIATED(lri_env%orb_basis)) THEN
     440          60 :          nkind = SIZE(lri_env%orb_basis)
     441         170 :          DO ikind = 1, nkind
     442         170 :             CALL deallocate_gto_basis_set(lri_env%orb_basis(ikind)%gto_basis_set)
     443             :          END DO
     444          60 :          DEALLOCATE (lri_env%orb_basis)
     445             :       END IF
     446          60 :       IF (ASSOCIATED(lri_env%ri_basis)) THEN
     447          60 :          nkind = SIZE(lri_env%ri_basis)
     448         170 :          DO ikind = 1, nkind
     449         170 :             CALL deallocate_gto_basis_set(lri_env%ri_basis(ikind)%gto_basis_set)
     450             :          END DO
     451          60 :          DEALLOCATE (lri_env%ri_basis)
     452             :       END IF
     453          60 :       CALL release_neighbor_list_sets(lri_env%soo_list)
     454          60 :       CALL release_neighbor_list_sets(lri_env%saa_list)
     455          60 :       CALL release_neighbor_list_sets(lri_env%soa_list)
     456          60 :       IF (ASSOCIATED(lri_env%lri_ints)) THEN
     457          58 :          CALL deallocate_lri_ints(lri_env%lri_ints)
     458             :       END IF
     459          60 :       IF (ASSOCIATED(lri_env%lri_ppl_ints)) THEN
     460           2 :          CALL deallocate_lri_ppl_ints(lri_env%lri_ppl_ints)
     461             :       END IF
     462          60 :       IF (ASSOCIATED(lri_env%lri_ints_rho)) THEN
     463           6 :          CALL deallocate_lri_ints_rho(lri_env%lri_ints_rho)
     464             :       END IF
     465          60 :       CALL deallocate_bas_properties(lri_env)
     466          60 :       IF (ASSOCIATED(lri_env%aradius)) THEN
     467           0 :          DEALLOCATE (lri_env%aradius)
     468             :       END IF
     469          60 :       IF (ASSOCIATED(lri_env%wmat)) THEN
     470          52 :          DO i = 1, SIZE(lri_env%wmat, 1)
     471         118 :             DO j = 1, SIZE(lri_env%wmat, 2)
     472         100 :                IF (ASSOCIATED(lri_env%wmat(i, j)%mat)) THEN
     473          66 :                   DEALLOCATE (lri_env%wmat(i, j)%mat)
     474             :                END IF
     475             :             END DO
     476             :          END DO
     477          18 :          DEALLOCATE (lri_env%wmat)
     478             :       END IF
     479          60 :       IF (ASSOCIATED(lri_env%wbas)) THEN
     480          46 :          DO i = 1, SIZE(lri_env%wbas, 1)
     481          46 :             IF (ASSOCIATED(lri_env%wbas(i)%vec)) THEN
     482          30 :                DEALLOCATE (lri_env%wbas(i)%vec)
     483             :             END IF
     484             :          END DO
     485          16 :          DEALLOCATE (lri_env%wbas)
     486             :       END IF
     487          60 :       IF (ASSOCIATED(lri_env%cg_shg)) THEN
     488          60 :          IF (ASSOCIATED(lri_env%cg_shg%cg_coeff)) THEN
     489          60 :             DEALLOCATE (lri_env%cg_shg%cg_coeff)
     490             :          END IF
     491          60 :          IF (ASSOCIATED(lri_env%cg_shg%cg_none0_list)) THEN
     492          60 :             DEALLOCATE (lri_env%cg_shg%cg_none0_list)
     493             :          END IF
     494          60 :          IF (ASSOCIATED(lri_env%cg_shg%ncg_none0)) THEN
     495          60 :             DEALLOCATE (lri_env%cg_shg%ncg_none0)
     496             :          END IF
     497          60 :          DEALLOCATE (lri_env%cg_shg)
     498             :       END IF
     499             :       ! RI
     500          60 :       IF (ASSOCIATED(lri_env%ob_smat)) CALL dbcsr_deallocate_matrix_set(lri_env%ob_smat)
     501          60 :       IF (ASSOCIATED(lri_env%ri_smat)) CALL dbcsr_deallocate_matrix_set(lri_env%ri_smat)
     502          60 :       IF (ASSOCIATED(lri_env%ri_sinv)) CALL dbcsr_deallocate_matrix_set(lri_env%ri_sinv)
     503          60 :       IF (ASSOCIATED(lri_env%ri_fit)) THEN
     504           0 :          IF (ASSOCIATED(lri_env%ri_fit%nvec)) THEN
     505           0 :             DEALLOCATE (lri_env%ri_fit%nvec)
     506             :          END IF
     507           0 :          IF (ASSOCIATED(lri_env%ri_fit%rm1n)) THEN
     508           0 :             DEALLOCATE (lri_env%ri_fit%rm1n)
     509             :          END IF
     510           0 :          IF (ASSOCIATED(lri_env%ri_fit%tvec)) THEN
     511           0 :             DEALLOCATE (lri_env%ri_fit%tvec)
     512             :          END IF
     513           0 :          IF (ASSOCIATED(lri_env%ri_fit%rm1t)) THEN
     514           0 :             DEALLOCATE (lri_env%ri_fit%rm1t)
     515             :          END IF
     516           0 :          IF (ASSOCIATED(lri_env%ri_fit%avec)) THEN
     517           0 :             DEALLOCATE (lri_env%ri_fit%avec)
     518             :          END IF
     519           0 :          IF (ASSOCIATED(lri_env%ri_fit%fout)) THEN
     520           0 :             DEALLOCATE (lri_env%ri_fit%fout)
     521             :          END IF
     522           0 :          IF (ASSOCIATED(lri_env%ri_fit%bas_ptr)) THEN
     523           0 :             DEALLOCATE (lri_env%ri_fit%bas_ptr)
     524             :          END IF
     525           0 :          DEALLOCATE (lri_env%ri_fit)
     526             :       END IF
     527          60 :       IF (ASSOCIATED(lri_env%o3c)) THEN
     528           0 :          CALL release_o3c_container(lri_env%o3c)
     529           0 :          DEALLOCATE (lri_env%o3c)
     530             :       END IF
     531             : 
     532          60 :    END SUBROUTINE lri_env_release
     533             : 
     534             : ! **************************************************************************************************
     535             : !> \brief creates and initializes an lri_density environment
     536             : !> \param lri_density the lri_density environment you want to create
     537             : ! **************************************************************************************************
     538         848 :    SUBROUTINE lri_density_create(lri_density)
     539             : 
     540             :       TYPE(lri_density_type), INTENT(OUT)                :: lri_density
     541             : 
     542             :       lri_density%nspin = 0
     543             : 
     544             :       NULLIFY (lri_density%lri_rhos)
     545             :       NULLIFY (lri_density%lri_coefs)
     546             : 
     547         848 :    END SUBROUTINE lri_density_create
     548             : 
     549             : ! **************************************************************************************************
     550             : !> \brief releases the given lri_density
     551             : !> \param lri_density the lri_density to release
     552             : ! **************************************************************************************************
     553         848 :    SUBROUTINE lri_density_release(lri_density)
     554             : 
     555             :       TYPE(lri_density_type), INTENT(INOUT)              :: lri_density
     556             : 
     557         848 :       CALL deallocate_lri_rhos(lri_density%lri_rhos)
     558         848 :       CALL deallocate_lri_coefs(lri_density%lri_coefs)
     559             : 
     560         848 :    END SUBROUTINE lri_density_release
     561             : 
     562             : ! **************************************************************************************************
     563             : !> \brief allocate lri_ints, matrices that store LRI integrals
     564             : !> \param lri_env ...
     565             : !> \param lri_ints structure storing the LRI integrals
     566             : !> \param nkind number of atom kinds
     567             : ! **************************************************************************************************
     568          88 :    SUBROUTINE allocate_lri_ints(lri_env, lri_ints, nkind)
     569             : 
     570             :       TYPE(lri_environment_type), POINTER                :: lri_env
     571             :       TYPE(lri_list_type), POINTER                       :: lri_ints
     572             :       INTEGER, INTENT(IN)                                :: nkind
     573             : 
     574             :       INTEGER                                            :: i, iac, iatom, ikind, ilist, jatom, &
     575             :                                                             jkind, jneighbor, nba, nbb, nfa, nfb, &
     576             :                                                             nlist, nn, nneighbor
     577             :       LOGICAL                                            :: dpa, e1c
     578             :       REAL(KIND=dp)                                      :: dab, ra, rab(3), rb
     579             :       TYPE(gto_basis_set_type), POINTER                  :: fbasa, fbasb, obasa, obasb
     580             :       TYPE(lri_int_type), POINTER                        :: lrii
     581             :       TYPE(neighbor_list_iterator_p_type), &
     582          88 :          DIMENSION(:), POINTER                           :: nl_iterator
     583             : 
     584           0 :       CPASSERT(ASSOCIATED(lri_env))
     585             : 
     586          88 :       NULLIFY (fbasa, fbasb, lrii, nl_iterator, obasa, obasb)
     587             : 
     588          88 :       ALLOCATE (lri_ints)
     589             : 
     590          88 :       dpa = lri_env%distant_pair_approximation
     591          88 :       ra = lri_env%r_in
     592          88 :       rb = lri_env%r_out
     593          88 :       lri_env%stat%oint_mem = 0.0_dp
     594             : 
     595          88 :       lri_ints%nkind = nkind
     596         554 :       ALLOCATE (lri_ints%lri_atom(nkind*nkind))
     597             : 
     598         378 :       DO i = 1, nkind*nkind
     599         290 :          NULLIFY (lri_ints%lri_atom(i)%lri_node)
     600         378 :          lri_ints%lri_atom(i)%natom = 0
     601             :       END DO
     602             : 
     603          88 :       CALL neighbor_list_iterator_create(nl_iterator, lri_env%soo_list)
     604        9526 :       DO WHILE (neighbor_list_iterate(nl_iterator) == 0)
     605             : 
     606             :          CALL get_iterator_info(nl_iterator, ikind=ikind, jkind=jkind, &
     607             :                                 nlist=nlist, ilist=ilist, nnode=nneighbor, inode=jneighbor, &
     608        9438 :                                 iatom=iatom, jatom=jatom, r=rab)
     609             : 
     610        9438 :          iac = ikind + nkind*(jkind - 1)
     611       37752 :          dab = SQRT(SUM(rab*rab))
     612             : 
     613        9438 :          obasa => lri_env%orb_basis(ikind)%gto_basis_set
     614        9438 :          obasb => lri_env%orb_basis(jkind)%gto_basis_set
     615        9438 :          fbasa => lri_env%ri_basis(ikind)%gto_basis_set
     616        9438 :          fbasb => lri_env%ri_basis(jkind)%gto_basis_set
     617             : 
     618        9438 :          IF (.NOT. ASSOCIATED(obasa)) CYCLE
     619        9438 :          IF (.NOT. ASSOCIATED(obasb)) CYCLE
     620             : 
     621        9438 :          IF (.NOT. ASSOCIATED(lri_ints%lri_atom(iac)%lri_node)) THEN
     622         192 :             lri_ints%lri_atom(iac)%natom = nlist
     623         872 :             ALLOCATE (lri_ints%lri_atom(iac)%lri_node(nlist))
     624         488 :             DO i = 1, nlist
     625         296 :                NULLIFY (lri_ints%lri_atom(iac)%lri_node(i)%lri_int)
     626         488 :                lri_ints%lri_atom(iac)%lri_node(i)%nnode = 0
     627             :             END DO
     628             :          END IF
     629        9438 :          IF (.NOT. ASSOCIATED(lri_ints%lri_atom(iac)%lri_node(ilist)%lri_int)) THEN
     630         267 :             lri_ints%lri_atom(iac)%lri_node(ilist)%nnode = nneighbor
     631       10239 :             ALLOCATE (lri_ints%lri_atom(iac)%lri_node(ilist)%lri_int(nneighbor))
     632             :          END IF
     633             : 
     634        9438 :          lrii => lri_ints%lri_atom(iac)%lri_node(ilist)%lri_int(jneighbor)
     635             : 
     636        9438 :          nba = obasa%nsgf
     637        9438 :          nbb = obasb%nsgf
     638        9438 :          nfa = fbasa%nsgf
     639        9438 :          nfb = fbasb%nsgf
     640        9438 :          nn = nfa + nfb
     641             : 
     642        9438 :          IF (iatom == jatom .AND. dab < lri_env%delta) THEN
     643         159 :             e1c = lri_env%exact_1c_terms
     644             :          ELSE
     645             :             e1c = .FALSE.
     646             :          END IF
     647             : 
     648         159 :          IF (.NOT. e1c) THEN
     649       28242 :             ALLOCATE (lrii%abascr(nfa))
     650      778432 :             lrii%abascr = 0._dp
     651       28242 :             ALLOCATE (lrii%abbscr(nfb))
     652      778432 :             lrii%abbscr = 0._dp
     653        9414 :             lri_env%stat%oint_mem = lri_env%stat%oint_mem + nfa + nfb
     654             :          END IF
     655             : 
     656        9438 :          IF (dpa) THEN
     657        8015 :             lrii%wsr = pswitch(dab, ra, rb, 0)
     658        8015 :             lrii%wff = 1.0_dp - lrii%wsr
     659        8015 :             lrii%dwsr = pswitch(dab, ra, rb, 1)
     660        8015 :             lrii%dwff = -lrii%dwsr
     661        8015 :             lrii%lrisr = (lrii%wsr > 0.0_dp)
     662        8015 :             lrii%lriff = (lrii%wff > 0.0_dp)
     663        8015 :             NULLIFY (lrii%asinv, lrii%bsinv)
     664             :          ELSE
     665        1423 :             lrii%lrisr = .TRUE.
     666        1423 :             lrii%lriff = .FALSE.
     667        1423 :             lrii%wsr = 1.0_dp
     668        1423 :             lrii%wff = 0.0_dp
     669        1423 :             lrii%dwsr = 0.0_dp
     670        1423 :             lrii%dwff = 0.0_dp
     671        1423 :             NULLIFY (lrii%asinv, lrii%bsinv)
     672             :          END IF
     673             : 
     674             :          ! compressed storage
     675        9438 :          NULLIFY (lrii%cabai%ca, lrii%cabbi%ca)
     676             : 
     677             :          ! full LRI method term
     678        9438 :          IF (lrii%lrisr) THEN
     679        2150 :             IF (e1c) THEN
     680          24 :                NULLIFY (lrii%n, lrii%sn)
     681          24 :                NULLIFY (lrii%sinv)
     682             :             ELSE
     683        8504 :                ALLOCATE (lrii%soo(nba, nbb))
     684        2126 :                lri_env%stat%oint_mem = lri_env%stat%oint_mem + nba*nbb
     685      270365 :                lrii%soo = 0._dp
     686             : 
     687        2126 :                IF (iatom == jatom .AND. dab < lri_env%delta) THEN
     688         540 :                   ALLOCATE (lrii%sinv(nfa, nfa))
     689         135 :                   lri_env%stat%oint_mem = lri_env%stat%oint_mem + nfa*nfa
     690             :                ELSE
     691        7964 :                   ALLOCATE (lrii%sinv(nn, nn))
     692        1991 :                   lri_env%stat%oint_mem = lri_env%stat%oint_mem + nn*nn
     693             :                END IF
     694    43571014 :                lrii%sinv = 0._dp
     695             : 
     696        2126 :                IF (iatom == jatom .AND. dab < lri_env%delta) THEN
     697         540 :                   ALLOCATE (lrii%n(nfa), lrii%sn(nfa))
     698         135 :                   lri_env%stat%oint_mem = lri_env%stat%oint_mem + 2.*nfa
     699             :                ELSE
     700        7964 :                   ALLOCATE (lrii%n(nn), lrii%sn(nn))
     701        1991 :                   lri_env%stat%oint_mem = lri_env%stat%oint_mem + 2.*nn
     702             :                END IF
     703      269967 :                lrii%n = 0._dp
     704      269967 :                lrii%sn = 0._dp
     705             :             END IF
     706             :          ELSE
     707        7288 :             NULLIFY (lrii%n, lrii%sn)
     708        7288 :             NULLIFY (lrii%sinv)
     709             :          END IF
     710             : 
     711             :          ! far field approximation
     712        9438 :          IF (lrii%lriff) THEN
     713        7808 :             lrii%asinv => lri_env%bas_prop(ikind)%ri_ovlp_inv
     714        7808 :             lrii%bsinv => lri_env%bas_prop(jkind)%ri_ovlp_inv
     715       31232 :             ALLOCATE (lrii%na(nfa), lrii%sna(nfa))
     716        7808 :             lri_env%stat%oint_mem = lri_env%stat%oint_mem + 2.*nfa
     717      683796 :             lrii%na = 0._dp
     718      683796 :             lrii%sna = 0._dp
     719       31232 :             ALLOCATE (lrii%nb(nfb), lrii%snb(nfb))
     720        7808 :             lri_env%stat%oint_mem = lri_env%stat%oint_mem + 2.*nfb
     721      683796 :             lrii%nb = 0._dp
     722      683796 :             lrii%snb = 0._dp
     723        7808 :             IF (.NOT. ALLOCATED(lrii%soo)) THEN
     724       29152 :                ALLOCATE (lrii%soo(nba, nbb))
     725        7288 :                lri_env%stat%oint_mem = lri_env%stat%oint_mem + nba*nbb
     726     1210536 :                lrii%soo = 0._dp
     727             :             ELSE
     728         520 :                CPASSERT(SIZE(lrii%soo, 1) == nba .AND. SIZE(lrii%soo, 2) == nbb)
     729             :             END IF
     730             :          ELSE
     731        1630 :             NULLIFY (lrii%na, lrii%sna)
     732        1630 :             NULLIFY (lrii%nb, lrii%snb)
     733             :          END IF
     734             : 
     735        9438 :          lrii%dmax_ab = 0._dp
     736        9438 :          lrii%dmax_oo = 0._dp
     737        9438 :          lrii%dmax_aba = 0._dp
     738        9438 :          lrii%dmax_abb = 0._dp
     739             : 
     740        9438 :          lrii%calc_force_pair = .FALSE.
     741             : 
     742             :       END DO
     743             : 
     744          88 :       CALL neighbor_list_iterator_release(nl_iterator)
     745             : 
     746          88 :    END SUBROUTINE allocate_lri_ints
     747             : 
     748             : ! **************************************************************************************************
     749             : !> \brief allocate lri_ppl_ints, matrices that store LRI integrals
     750             : !> \param lri_env ...
     751             : !> \param lri_ppl_ints structure storing the LRI ppl integrals
     752             : !> \param atomic_kind_set ...
     753             : ! **************************************************************************************************
     754           2 :    SUBROUTINE allocate_lri_ppl_ints(lri_env, lri_ppl_ints, atomic_kind_set)
     755             : 
     756             :       TYPE(lri_environment_type), POINTER                :: lri_env
     757             :       TYPE(lri_ppl_int_type), POINTER                    :: lri_ppl_ints
     758             :       TYPE(atomic_kind_type), DIMENSION(:), POINTER      :: atomic_kind_set
     759             : 
     760             :       INTEGER                                            :: ikind, natom, nfa, nkind
     761             :       TYPE(atomic_kind_type), POINTER                    :: atomic_kind
     762             :       TYPE(gto_basis_set_type), POINTER                  :: fbasa
     763             : 
     764           2 :       CPASSERT(ASSOCIATED(lri_env))
     765             : 
     766           2 :       lri_env%stat%ppli_mem = 0.0_dp
     767           2 :       nkind = SIZE(atomic_kind_set)
     768           2 :       ALLOCATE (lri_ppl_ints)
     769          10 :       ALLOCATE (lri_ppl_ints%lri_ppl(nkind))
     770           6 :       DO ikind = 1, nkind
     771           4 :          fbasa => lri_env%ri_basis(ikind)%gto_basis_set
     772           4 :          nfa = fbasa%nsgf
     773           4 :          atomic_kind => atomic_kind_set(ikind)
     774           4 :          CALL get_atomic_kind(atomic_kind=atomic_kind, natom=natom)
     775          16 :          ALLOCATE (lri_ppl_ints%lri_ppl(ikind)%v_int(natom, nfa))
     776          10 :          lri_env%stat%ppli_mem = lri_env%stat%ppli_mem + natom*nfa
     777             :       END DO
     778             : 
     779           2 :    END SUBROUTINE allocate_lri_ppl_ints
     780             : 
     781             : ! **************************************************************************************************
     782             : !> \brief allocate lri_ints_rho, storing integral for the exact density
     783             : !> \param lri_env ...
     784             : !> \param lri_ints_rho structure storing the integrals (aa,bb)
     785             : !> \param nkind number of atom kinds
     786             : ! **************************************************************************************************
     787           6 :    SUBROUTINE allocate_lri_ints_rho(lri_env, lri_ints_rho, nkind)
     788             : 
     789             :       TYPE(lri_environment_type), POINTER                :: lri_env
     790             :       TYPE(lri_list_type), POINTER                       :: lri_ints_rho
     791             :       INTEGER, INTENT(IN)                                :: nkind
     792             : 
     793             :       INTEGER                                            :: i, iac, iatom, ikind, ilist, jatom, &
     794             :                                                             jkind, jneighbor, nba, nbb, nlist, &
     795             :                                                             nneighbor
     796             :       TYPE(gto_basis_set_type), POINTER                  :: obasa, obasb
     797             :       TYPE(lri_int_rho_type), POINTER                    :: lriir
     798             :       TYPE(neighbor_list_iterator_p_type), &
     799           6 :          DIMENSION(:), POINTER                           :: nl_iterator
     800             : 
     801           0 :       CPASSERT(ASSOCIATED(lri_env))
     802             : 
     803           6 :       ALLOCATE (lri_ints_rho)
     804             : 
     805           6 :       lri_ints_rho%nkind = nkind
     806          24 :       ALLOCATE (lri_ints_rho%lri_atom(nkind*nkind))
     807             : 
     808          12 :       DO i = 1, nkind*nkind
     809           6 :          NULLIFY (lri_ints_rho%lri_atom(i)%lri_node)
     810          12 :          lri_ints_rho%lri_atom(i)%natom = 0
     811             :       END DO
     812             : 
     813           6 :       CALL neighbor_list_iterator_create(nl_iterator, lri_env%soo_list)
     814          15 :       DO WHILE (neighbor_list_iterate(nl_iterator) == 0)
     815             : 
     816             :          CALL get_iterator_info(nl_iterator, ikind=ikind, jkind=jkind, &
     817             :                                 nlist=nlist, ilist=ilist, nnode=nneighbor, inode=jneighbor, &
     818           9 :                                 iatom=iatom, jatom=jatom)
     819             : 
     820           9 :          iac = ikind + nkind*(jkind - 1)
     821             : 
     822           9 :          obasa => lri_env%orb_basis(ikind)%gto_basis_set
     823           9 :          obasb => lri_env%orb_basis(jkind)%gto_basis_set
     824             : 
     825           9 :          IF (.NOT. ASSOCIATED(obasa)) CYCLE
     826           9 :          IF (.NOT. ASSOCIATED(obasb)) CYCLE
     827             : 
     828           9 :          IF (.NOT. ASSOCIATED(lri_ints_rho%lri_atom(iac)%lri_node)) THEN
     829           6 :             lri_ints_rho%lri_atom(iac)%natom = nlist
     830          24 :             ALLOCATE (lri_ints_rho%lri_atom(iac)%lri_node(nlist))
     831          12 :             DO i = 1, nlist
     832           6 :                NULLIFY (lri_ints_rho%lri_atom(iac)%lri_node(i)%lri_int_rho)
     833          12 :                lri_ints_rho%lri_atom(iac)%lri_node(i)%nnode = 0
     834             :             END DO
     835             :          END IF
     836           9 :          IF (.NOT. ASSOCIATED(lri_ints_rho%lri_atom(iac)%lri_node(ilist)%lri_int_rho)) THEN
     837           6 :             lri_ints_rho%lri_atom(iac)%lri_node(ilist)%nnode = nneighbor
     838          27 :             ALLOCATE (lri_ints_rho%lri_atom(iac)%lri_node(ilist)%lri_int_rho(nneighbor))
     839             :          END IF
     840             : 
     841           9 :          lriir => lri_ints_rho%lri_atom(iac)%lri_node(ilist)%lri_int_rho(jneighbor)
     842             : 
     843           9 :          nba = obasa%nsgf
     844           9 :          nbb = obasb%nsgf
     845             : 
     846          54 :          ALLOCATE (lriir%soaabb(nba, nba, nbb, nbb))
     847        3069 :          lriir%soaabb = 0._dp
     848          15 :          lriir%dmax_aabb = 0._dp
     849             : 
     850             :       END DO
     851             : 
     852           6 :       CALL neighbor_list_iterator_release(nl_iterator)
     853             : 
     854           6 :    END SUBROUTINE allocate_lri_ints_rho
     855             : 
     856             : ! **************************************************************************************************
     857             : !> \brief creates and initializes lri_rhos
     858             : !> \param lri_env ...
     859             : !> \param lri_rhos structure storing tvec and avec
     860             : !> \param nspin ...
     861             : !> \param nkind number of atom kinds
     862             : ! **************************************************************************************************
     863         848 :    SUBROUTINE allocate_lri_rhos(lri_env, lri_rhos, nspin, nkind)
     864             : 
     865             :       TYPE(lri_environment_type), POINTER                :: lri_env
     866             :       TYPE(lri_list_p_type), DIMENSION(:), POINTER       :: lri_rhos
     867             :       INTEGER, INTENT(IN)                                :: nspin, nkind
     868             : 
     869             :       INTEGER                                            :: i, iac, iatom, ikind, ilist, ispin, &
     870             :                                                             jatom, jkind, jneighbor, nfa, nfb, &
     871             :                                                             nlist, nn, nneighbor
     872             :       REAL(KIND=dp)                                      :: dab, rab(3)
     873             :       TYPE(lri_int_type), POINTER                        :: lrii
     874             :       TYPE(lri_list_type), POINTER                       :: lri_rho
     875             :       TYPE(lri_rhoab_type), POINTER                      :: lrho
     876             :       TYPE(neighbor_list_iterator_p_type), &
     877         848 :          DIMENSION(:), POINTER                           :: nl_iterator
     878             : 
     879           0 :       CPASSERT(ASSOCIATED(lri_env))
     880             : 
     881         848 :       NULLIFY (lri_rho, lrho, lrii, nl_iterator)
     882             : 
     883        3426 :       ALLOCATE (lri_rhos(nspin))
     884             : 
     885         848 :       lri_env%stat%rhos_mem = 0.0_dp
     886             : 
     887        1730 :       DO ispin = 1, nspin
     888             : 
     889         882 :          ALLOCATE (lri_rhos(ispin)%lri_list)
     890             : 
     891         882 :          lri_rhos(ispin)%lri_list%nkind = nkind
     892        6100 :          ALLOCATE (lri_rhos(ispin)%lri_list%lri_atom(nkind*nkind))
     893             : 
     894        4336 :          DO i = 1, nkind*nkind
     895        3454 :             NULLIFY (lri_rhos(ispin)%lri_list%lri_atom(i)%lri_node)
     896        4336 :             lri_rhos(ispin)%lri_list%lri_atom(i)%natom = 0
     897             :          END DO
     898             : 
     899         882 :          lri_rho => lri_rhos(ispin)%lri_list
     900             : 
     901         882 :          CALL neighbor_list_iterator_create(nl_iterator, lri_env%soo_list)
     902       40576 :          DO WHILE (neighbor_list_iterate(nl_iterator) == 0)
     903             :             CALL get_iterator_info(nl_iterator, ikind=ikind, jkind=jkind, &
     904             :                                    iatom=iatom, jatom=jatom, nlist=nlist, ilist=ilist, &
     905       39694 :                                    nnode=nneighbor, inode=jneighbor, r=rab)
     906             : 
     907       39694 :             iac = ikind + nkind*(jkind - 1)
     908      158776 :             dab = SQRT(SUM(rab*rab))
     909             : 
     910       39694 :             IF (.NOT. ASSOCIATED(lri_env%lri_ints%lri_atom(iac)%lri_node)) CYCLE
     911             : 
     912       39694 :             IF (.NOT. ASSOCIATED(lri_rho%lri_atom(iac)%lri_node)) THEN
     913        1993 :                lri_rho%lri_atom(iac)%natom = nlist
     914        9098 :                ALLOCATE (lri_rho%lri_atom(iac)%lri_node(nlist))
     915        5112 :                DO i = 1, nlist
     916        3119 :                   NULLIFY (lri_rho%lri_atom(iac)%lri_node(i)%lri_rhoab)
     917        5112 :                   lri_rho%lri_atom(iac)%lri_node(i)%nnode = 0
     918             :                END DO
     919             :             END IF
     920       39694 :             IF (.NOT. ASSOCIATED(lri_rho%lri_atom(iac)%lri_node(ilist)%lri_rhoab)) THEN
     921        2736 :                lri_rho%lri_atom(iac)%lri_node(ilist)%nnode = nneighbor
     922       47902 :                ALLOCATE (lri_rho%lri_atom(iac)%lri_node(ilist)%lri_rhoab(nneighbor))
     923             :             END IF
     924             : 
     925       39694 :             lrho => lri_rho%lri_atom(iac)%lri_node(ilist)%lri_rhoab(jneighbor)
     926       39694 :             lrii => lri_env%lri_ints%lri_atom(iac)%lri_node(ilist)%lri_int(jneighbor)
     927             : 
     928       39694 :             lrho%nba = lrii%nba
     929       39694 :             lrho%nbb = lrii%nbb
     930       39694 :             lrho%nfa = lrii%nfa
     931       39694 :             lrho%nfb = lrii%nfb
     932             : 
     933       39694 :             nfa = lrho%nfa
     934       39694 :             nfb = lrho%nfb
     935       39694 :             nn = nfa + nfb
     936             : 
     937       39694 :             NULLIFY (lrho%avec, lrho%tvec)
     938       39694 :             IF (lrii%lrisr) THEN
     939       15022 :                IF (iatom == jatom .AND. dab < lri_env%delta) THEN
     940        1556 :                   IF (.NOT. lri_env%exact_1c_terms) THEN
     941        4236 :                      ALLOCATE (lrho%avec(nfa))
     942        2824 :                      ALLOCATE (lrho%tvec(nfa))
     943        1412 :                      lri_env%stat%rhos_mem = lri_env%stat%rhos_mem + 2*nfa
     944             :                   END IF
     945             :                ELSE
     946       40398 :                   ALLOCATE (lrho%avec(nn))
     947       26932 :                   ALLOCATE (lrho%tvec(nn))
     948       13466 :                   lri_env%stat%rhos_mem = lri_env%stat%rhos_mem + 2*nn
     949             :                END IF
     950             :             END IF
     951       39694 :             NULLIFY (lrho%aveca, lrho%tveca)
     952       39694 :             NULLIFY (lrho%avecb, lrho%tvecb)
     953       40576 :             IF (lrii%lriff) THEN
     954       79236 :                ALLOCATE (lrho%aveca(nfa))
     955       79236 :                ALLOCATE (lrho%avecb(nfb))
     956       52824 :                ALLOCATE (lrho%tveca(nfa))
     957       52824 :                ALLOCATE (lrho%tvecb(nfb))
     958       26412 :                lri_env%stat%rhos_mem = lri_env%stat%rhos_mem + 2*(nfa + nfb)
     959             :             END IF
     960             : 
     961             :          END DO
     962             : 
     963        1730 :          CALL neighbor_list_iterator_release(nl_iterator)
     964             : 
     965             :       END DO
     966             : 
     967         848 :    END SUBROUTINE allocate_lri_rhos
     968             : 
     969             : ! **************************************************************************************************
     970             : !> \brief creates and initializes lri_coefs
     971             : !> \param lri_env ...
     972             : !> \param lri_density ...
     973             : !> \param atomic_kind_set ...
     974             : ! **************************************************************************************************
     975         830 :    SUBROUTINE allocate_lri_coefs(lri_env, lri_density, atomic_kind_set)
     976             : 
     977             :       TYPE(lri_environment_type), POINTER                :: lri_env
     978             :       TYPE(lri_density_type), POINTER                    :: lri_density
     979             :       TYPE(atomic_kind_type), DIMENSION(:), POINTER      :: atomic_kind_set
     980             : 
     981             :       INTEGER                                            :: ikind, ispin, natom, nkind, nsgf, nspin
     982             :       TYPE(atomic_kind_type), POINTER                    :: atomic_kind
     983             :       TYPE(gto_basis_set_type), POINTER                  :: fbas
     984         830 :       TYPE(lri_spin_type), DIMENSION(:), POINTER         :: lri_coefs
     985             : 
     986           0 :       CPASSERT(ASSOCIATED(lri_density))
     987             : 
     988         830 :       NULLIFY (atomic_kind, fbas, lri_coefs)
     989             : 
     990         830 :       nkind = SIZE(atomic_kind_set)
     991         830 :       nspin = lri_density%nspin
     992             : 
     993         830 :       lri_env%stat%coef_mem = 0.0_dp
     994             : 
     995        3336 :       ALLOCATE (lri_density%lri_coefs(nspin))
     996         830 :       lri_coefs => lri_density%lri_coefs
     997             : 
     998        1676 :       DO ispin = 1, nspin
     999        4228 :          ALLOCATE (lri_coefs(ispin)%lri_kinds(nkind))
    1000        3366 :          DO ikind = 1, nkind
    1001        1690 :             NULLIFY (lri_coefs(ispin)%lri_kinds(ikind)%acoef)
    1002        1690 :             NULLIFY (lri_coefs(ispin)%lri_kinds(ikind)%v_int)
    1003        1690 :             NULLIFY (lri_coefs(ispin)%lri_kinds(ikind)%v_dadr)
    1004        1690 :             NULLIFY (lri_coefs(ispin)%lri_kinds(ikind)%v_dfdr)
    1005        1690 :             atomic_kind => atomic_kind_set(ikind)
    1006        1690 :             CALL get_atomic_kind(atomic_kind=atomic_kind, natom=natom)
    1007        1690 :             fbas => lri_env%ri_basis(ikind)%gto_basis_set
    1008        1690 :             nsgf = fbas%nsgf
    1009        6760 :             ALLOCATE (lri_coefs(ispin)%lri_kinds(ikind)%acoef(natom, nsgf))
    1010      543814 :             lri_coefs(ispin)%lri_kinds(ikind)%acoef = 0._dp
    1011        5070 :             ALLOCATE (lri_coefs(ispin)%lri_kinds(ikind)%v_int(natom, nsgf))
    1012      543814 :             lri_coefs(ispin)%lri_kinds(ikind)%v_int = 0._dp
    1013        5070 :             ALLOCATE (lri_coefs(ispin)%lri_kinds(ikind)%v_dadr(natom, 3))
    1014       15880 :             lri_coefs(ispin)%lri_kinds(ikind)%v_dadr = 0._dp
    1015        3380 :             ALLOCATE (lri_coefs(ispin)%lri_kinds(ikind)%v_dfdr(natom, 3))
    1016       15880 :             lri_coefs(ispin)%lri_kinds(ikind)%v_dfdr = 0._dp
    1017             :             !
    1018        4226 :             lri_env%stat%coef_mem = lri_env%stat%coef_mem + 2._dp*natom*(nsgf + 3)
    1019             :          END DO
    1020             :       END DO
    1021             : 
    1022         830 :    END SUBROUTINE allocate_lri_coefs
    1023             : 
    1024             : ! **************************************************************************************************
    1025             : !> \brief creates and initializes lri_force
    1026             : !> \param lri_force ...
    1027             : !> \param nfa and nfb number of fit functions on a/b
    1028             : !> \param nfb ...
    1029             : ! **************************************************************************************************
    1030       11962 :    SUBROUTINE allocate_lri_force_components(lri_force, nfa, nfb)
    1031             : 
    1032             :       TYPE(lri_force_type), POINTER                      :: lri_force
    1033             :       INTEGER, INTENT(IN)                                :: nfa, nfb
    1034             : 
    1035             :       INTEGER                                            :: nn
    1036             : 
    1037       11962 :       nn = nfa + nfb
    1038             : 
    1039       11962 :       CPASSERT(.NOT. ASSOCIATED(lri_force))
    1040             : 
    1041       11962 :       ALLOCATE (lri_force)
    1042             : 
    1043       35886 :       ALLOCATE (lri_force%st(nn))
    1044      984556 :       lri_force%st = 0._dp
    1045       35886 :       ALLOCATE (lri_force%dsst(nn, 3))
    1046     2965630 :       lri_force%dsst = 0._dp
    1047       35886 :       ALLOCATE (lri_force%dssn(nn, 3))
    1048     2965630 :       lri_force%dssn = 0._dp
    1049       35886 :       ALLOCATE (lri_force%dtvec(nn, 3))
    1050     2965630 :       lri_force%dtvec = 0._dp
    1051             : 
    1052       11962 :    END SUBROUTINE allocate_lri_force_components
    1053             : 
    1054             : ! **************************************************************************************************
    1055             : !> \brief deallocates one-center overlap integrals, integral of ri basis
    1056             : !>        and scon matrices
    1057             : !> \param lri_env ...
    1058             : ! **************************************************************************************************
    1059         138 :    SUBROUTINE deallocate_bas_properties(lri_env)
    1060             : 
    1061             :       TYPE(lri_environment_type), INTENT(INOUT)          :: lri_env
    1062             : 
    1063             :       INTEGER                                            :: i
    1064             : 
    1065         138 :       IF (ASSOCIATED(lri_env%bas_prop)) THEN
    1066         206 :          DO i = 1, SIZE(lri_env%bas_prop)
    1067         128 :             IF (ASSOCIATED(lri_env%bas_prop(i)%int_fbas)) THEN
    1068         128 :                DEALLOCATE (lri_env%bas_prop(i)%int_fbas)
    1069             :             END IF
    1070         128 :             IF (ASSOCIATED(lri_env%bas_prop(i)%ri_ovlp)) THEN
    1071         128 :                DEALLOCATE (lri_env%bas_prop(i)%ri_ovlp)
    1072             :             END IF
    1073         128 :             IF (ASSOCIATED(lri_env%bas_prop(i)%ri_ovlp_inv)) THEN
    1074         128 :                DEALLOCATE (lri_env%bas_prop(i)%ri_ovlp_inv)
    1075             :             END IF
    1076         128 :             IF (ASSOCIATED(lri_env%bas_prop(i)%orb_ovlp)) THEN
    1077         128 :                DEALLOCATE (lri_env%bas_prop(i)%orb_ovlp)
    1078             :             END IF
    1079         128 :             IF (ALLOCATED(lri_env%bas_prop(i)%ovlp3)) THEN
    1080         128 :                DEALLOCATE (lri_env%bas_prop(i)%ovlp3)
    1081             :             END IF
    1082         128 :             IF (ASSOCIATED(lri_env%bas_prop(i)%scon_ri)) THEN
    1083         128 :                DEALLOCATE (lri_env%bas_prop(i)%scon_ri)
    1084             :             END IF
    1085         128 :             IF (ASSOCIATED(lri_env%bas_prop(i)%scon_orb)) THEN
    1086         128 :                DEALLOCATE (lri_env%bas_prop(i)%scon_orb)
    1087             :             END IF
    1088         128 :             IF (ASSOCIATED(lri_env%bas_prop(i)%orb_index)) THEN
    1089         128 :                DEALLOCATE (lri_env%bas_prop(i)%orb_index)
    1090             :             END IF
    1091         128 :             IF (ASSOCIATED(lri_env%bas_prop(i)%ri_index)) THEN
    1092         128 :                DEALLOCATE (lri_env%bas_prop(i)%ri_index)
    1093             :             END IF
    1094         206 :             IF (ASSOCIATED(lri_env%bas_prop(i)%scon_mix)) THEN
    1095         128 :                DEALLOCATE (lri_env%bas_prop(i)%scon_mix)
    1096             :             END IF
    1097             :          END DO
    1098          78 :          DEALLOCATE (lri_env%bas_prop)
    1099             :       END IF
    1100             : 
    1101         138 :    END SUBROUTINE deallocate_bas_properties
    1102             : 
    1103             : ! **************************************************************************************************
    1104             : !> \brief deallocates the given lri_ints
    1105             : !> \param lri_ints ...
    1106             : ! **************************************************************************************************
    1107          88 :    SUBROUTINE deallocate_lri_ints(lri_ints)
    1108             : 
    1109             :       TYPE(lri_list_type), POINTER                       :: lri_ints
    1110             : 
    1111             :       INTEGER                                            :: i, iatom, ijkind, inode, natom, nkind, &
    1112             :                                                             nnode
    1113             :       TYPE(lri_int_type), POINTER                        :: lri_int
    1114             : 
    1115          88 :       CPASSERT(ASSOCIATED(lri_ints))
    1116          88 :       nkind = lri_ints%nkind
    1117             : 
    1118          88 :       IF (nkind > 0) THEN
    1119         378 :          DO ijkind = 1, SIZE(lri_ints%lri_atom)
    1120         290 :             natom = lri_ints%lri_atom(ijkind)%natom
    1121         378 :             IF (natom > 0) THEN
    1122         488 :                DO iatom = 1, natom
    1123         296 :                   nnode = lri_ints%lri_atom(ijkind)%lri_node(iatom)%nnode
    1124         488 :                   IF (nnode > 0) THEN
    1125         267 :                      IF (ASSOCIATED(lri_ints%lri_atom(ijkind)%lri_node(iatom)%lri_int)) THEN
    1126        9705 :                         DO inode = 1, nnode
    1127        9438 :                            lri_int => lri_ints%lri_atom(ijkind)%lri_node(iatom)%lri_int(inode)
    1128        9438 :                            IF (ALLOCATED(lri_int%sab)) THEN
    1129          27 :                               DEALLOCATE (lri_int%sab)
    1130             :                            END IF
    1131        9438 :                            IF (ALLOCATED(lri_int%soo)) THEN
    1132        9414 :                               DEALLOCATE (lri_int%soo)
    1133             :                            END IF
    1134        9438 :                            IF (ALLOCATED(lri_int%abaint)) THEN
    1135           0 :                               DEALLOCATE (lri_int%abaint)
    1136             :                            END IF
    1137        9438 :                            IF (ALLOCATED(lri_int%abascr)) THEN
    1138        9414 :                               DEALLOCATE (lri_int%abascr)
    1139             :                            END IF
    1140        9438 :                            IF (ALLOCATED(lri_int%abbint)) THEN
    1141           0 :                               DEALLOCATE (lri_int%abbint)
    1142             :                            END IF
    1143        9438 :                            IF (ALLOCATED(lri_int%abbscr)) THEN
    1144        9414 :                               DEALLOCATE (lri_int%abbscr)
    1145             :                            END IF
    1146        9438 :                            IF (ALLOCATED(lri_int%dsab)) THEN
    1147           0 :                               DEALLOCATE (lri_int%dsab)
    1148             :                            END IF
    1149        9438 :                            IF (ALLOCATED(lri_int%dsoo)) THEN
    1150           0 :                               DEALLOCATE (lri_int%dsoo)
    1151             :                            END IF
    1152        9438 :                            IF (ALLOCATED(lri_int%dabbint)) THEN
    1153           0 :                               DEALLOCATE (lri_int%dabbint)
    1154             :                            END IF
    1155        9438 :                            IF (ALLOCATED(lri_int%dabdaint)) THEN
    1156           0 :                               DEALLOCATE (lri_int%dabdaint)
    1157             :                            END IF
    1158        9438 :                            IF (ASSOCIATED(lri_int%sinv)) THEN
    1159        2126 :                               DEALLOCATE (lri_int%sinv)
    1160             :                            END IF
    1161        9438 :                            IF (ASSOCIATED(lri_int%n)) THEN
    1162        2126 :                               DEALLOCATE (lri_int%n)
    1163             :                            END IF
    1164        9438 :                            IF (ASSOCIATED(lri_int%sn)) THEN
    1165        2126 :                               DEALLOCATE (lri_int%sn)
    1166             :                            END IF
    1167        9438 :                            IF (ASSOCIATED(lri_int%na)) THEN
    1168        7808 :                               DEALLOCATE (lri_int%na)
    1169             :                            END IF
    1170        9438 :                            IF (ASSOCIATED(lri_int%nb)) THEN
    1171        7808 :                               DEALLOCATE (lri_int%nb)
    1172             :                            END IF
    1173        9438 :                            IF (ASSOCIATED(lri_int%sna)) THEN
    1174        7808 :                               DEALLOCATE (lri_int%sna)
    1175             :                            END IF
    1176        9438 :                            IF (ASSOCIATED(lri_int%snb)) THEN
    1177        7808 :                               DEALLOCATE (lri_int%snb)
    1178             :                            END IF
    1179             :                            ! integral container
    1180        9438 :                            IF (ASSOCIATED(lri_int%cabai%ca)) THEN
    1181      778432 :                               DO i = 1, SIZE(lri_int%cabai%ca)
    1182      769018 :                                  IF (ASSOCIATED(lri_int%cabai%ca(i)%cdp)) DEALLOCATE (lri_int%cabai%ca(i)%cdp)
    1183      769018 :                                  IF (ASSOCIATED(lri_int%cabai%ca(i)%csp)) DEALLOCATE (lri_int%cabai%ca(i)%csp)
    1184      778432 :                                  IF (ASSOCIATED(lri_int%cabai%ca(i)%cip)) DEALLOCATE (lri_int%cabai%ca(i)%cip)
    1185             :                               END DO
    1186        9414 :                               DEALLOCATE (lri_int%cabai%ca)
    1187             :                            END IF
    1188        9705 :                            IF (ASSOCIATED(lri_int%cabbi%ca)) THEN
    1189      766606 :                               DO i = 1, SIZE(lri_int%cabbi%ca)
    1190      757327 :                                  IF (ASSOCIATED(lri_int%cabbi%ca(i)%cdp)) DEALLOCATE (lri_int%cabbi%ca(i)%cdp)
    1191      757327 :                                  IF (ASSOCIATED(lri_int%cabbi%ca(i)%csp)) DEALLOCATE (lri_int%cabbi%ca(i)%csp)
    1192      766606 :                                  IF (ASSOCIATED(lri_int%cabbi%ca(i)%cip)) DEALLOCATE (lri_int%cabbi%ca(i)%cip)
    1193             :                               END DO
    1194        9279 :                               DEALLOCATE (lri_int%cabbi%ca)
    1195             :                            END IF
    1196             :                         END DO
    1197         267 :                         DEALLOCATE (lri_ints%lri_atom(ijkind)%lri_node(iatom)%lri_int)
    1198             :                      END IF
    1199             :                   END IF
    1200             :                END DO
    1201         192 :                DEALLOCATE (lri_ints%lri_atom(ijkind)%lri_node)
    1202             :             END IF
    1203             :          END DO
    1204          88 :          DEALLOCATE (lri_ints%lri_atom)
    1205             :       END IF
    1206          88 :       DEALLOCATE (lri_ints)
    1207             : 
    1208          88 :    END SUBROUTINE deallocate_lri_ints
    1209             : 
    1210             : ! **************************************************************************************************
    1211             : !> \brief deallocates the given lri_ppl_ints
    1212             : !> \param lri_ppl_ints ...
    1213             : ! **************************************************************************************************
    1214           2 :    SUBROUTINE deallocate_lri_ppl_ints(lri_ppl_ints)
    1215             : 
    1216             :       TYPE(lri_ppl_int_type), POINTER                    :: lri_ppl_ints
    1217             : 
    1218             :       INTEGER                                            :: ikind, nkind
    1219             : 
    1220           2 :       CPASSERT(ASSOCIATED(lri_ppl_ints))
    1221           2 :       IF (ASSOCIATED(lri_ppl_ints%lri_ppl)) THEN
    1222           2 :          nkind = SIZE(lri_ppl_ints%lri_ppl)
    1223           6 :          DO ikind = 1, nkind
    1224           6 :             IF (ASSOCIATED(lri_ppl_ints%lri_ppl(ikind)%v_int)) THEN
    1225           4 :                DEALLOCATE (lri_ppl_ints%lri_ppl(ikind)%v_int)
    1226             :             END IF
    1227             :          END DO
    1228           2 :          DEALLOCATE (lri_ppl_ints%lri_ppl)
    1229             :       END IF
    1230           2 :       DEALLOCATE (lri_ppl_ints)
    1231             : 
    1232           2 :    END SUBROUTINE deallocate_lri_ppl_ints
    1233             : 
    1234             : ! **************************************************************************************************
    1235             : !> \brief deallocates the given lri_ints_rho
    1236             : !> \param lri_ints_rho ...
    1237             : ! **************************************************************************************************
    1238           6 :    SUBROUTINE deallocate_lri_ints_rho(lri_ints_rho)
    1239             : 
    1240             :       TYPE(lri_list_type), POINTER                       :: lri_ints_rho
    1241             : 
    1242             :       INTEGER                                            :: iatom, ijkind, inode, natom, nkind, nnode
    1243             : 
    1244           6 :       CPASSERT(ASSOCIATED(lri_ints_rho))
    1245           6 :       nkind = lri_ints_rho%nkind
    1246             : 
    1247           6 :       IF (nkind > 0) THEN
    1248          12 :          DO ijkind = 1, SIZE(lri_ints_rho%lri_atom)
    1249           6 :             natom = lri_ints_rho%lri_atom(ijkind)%natom
    1250          12 :             IF (natom > 0) THEN
    1251          12 :                DO iatom = 1, natom
    1252           6 :                   nnode = lri_ints_rho%lri_atom(ijkind)%lri_node(iatom)%nnode
    1253          12 :                   IF (nnode > 0) THEN
    1254           6 :                      IF (ASSOCIATED(lri_ints_rho%lri_atom(ijkind)%lri_node(iatom)%lri_int_rho)) THEN
    1255          15 :                         DO inode = 1, nnode
    1256          15 :                            IF (ASSOCIATED(lri_ints_rho%lri_atom(ijkind)%lri_node(iatom)%lri_int_rho(inode)%soaabb)) THEN
    1257           9 :                               DEALLOCATE (lri_ints_rho%lri_atom(ijkind)%lri_node(iatom)%lri_int_rho(inode)%soaabb)
    1258             :                            END IF
    1259             :                         END DO
    1260           6 :                         DEALLOCATE (lri_ints_rho%lri_atom(ijkind)%lri_node(iatom)%lri_int_rho)
    1261             :                      END IF
    1262             :                   END IF
    1263             :                END DO
    1264           6 :                DEALLOCATE (lri_ints_rho%lri_atom(ijkind)%lri_node)
    1265             :             END IF
    1266             :          END DO
    1267           6 :          DEALLOCATE (lri_ints_rho%lri_atom)
    1268             :       END IF
    1269           6 :       DEALLOCATE (lri_ints_rho)
    1270             : 
    1271           6 :    END SUBROUTINE deallocate_lri_ints_rho
    1272             : 
    1273             : ! **************************************************************************************************
    1274             : !> \brief deallocates the given lri_rhos
    1275             : !> \param lri_rhos ...
    1276             : ! **************************************************************************************************
    1277         848 :    SUBROUTINE deallocate_lri_rhos(lri_rhos)
    1278             : 
    1279             :       TYPE(lri_list_p_type), DIMENSION(:), POINTER       :: lri_rhos
    1280             : 
    1281             :       INTEGER                                            :: i, iatom, ijkind, inode, natom, nkind, &
    1282             :                                                             nnode
    1283             :       TYPE(lri_list_type), POINTER                       :: lri_rho
    1284             :       TYPE(lri_rhoab_type), POINTER                      :: lri_rhoab
    1285             : 
    1286         848 :       IF (ASSOCIATED(lri_rhos)) THEN
    1287        1730 :          DO i = 1, SIZE(lri_rhos)
    1288         882 :             lri_rho => lri_rhos(i)%lri_list
    1289         882 :             CPASSERT(ASSOCIATED(lri_rho))
    1290         882 :             nkind = lri_rho%nkind
    1291         882 :             IF (nkind > 0) THEN
    1292         882 :                CPASSERT(ASSOCIATED(lri_rho%lri_atom))
    1293        4336 :                DO ijkind = 1, SIZE(lri_rho%lri_atom)
    1294        3454 :                   natom = lri_rho%lri_atom(ijkind)%natom
    1295        4336 :                   IF (natom > 0) THEN
    1296        1993 :                      CPASSERT(ASSOCIATED(lri_rho%lri_atom(ijkind)%lri_node))
    1297        5112 :                      DO iatom = 1, natom
    1298        3119 :                         nnode = lri_rho%lri_atom(ijkind)%lri_node(iatom)%nnode
    1299        5112 :                         IF (nnode > 0) THEN
    1300        2736 :                            IF (ASSOCIATED(lri_rho%lri_atom(ijkind)%lri_node(iatom)%lri_rhoab)) THEN
    1301       42430 :                               DO inode = 1, nnode
    1302       39694 :                                  lri_rhoab => lri_rho%lri_atom(ijkind)%lri_node(iatom)%lri_rhoab(inode)
    1303       39694 :                                  IF (ASSOCIATED(lri_rhoab%avec)) DEALLOCATE (lri_rhoab%avec)
    1304       39694 :                                  IF (ASSOCIATED(lri_rhoab%tvec)) DEALLOCATE (lri_rhoab%tvec)
    1305       39694 :                                  IF (ASSOCIATED(lri_rhoab%aveca)) DEALLOCATE (lri_rhoab%aveca)
    1306       39694 :                                  IF (ASSOCIATED(lri_rhoab%tveca)) DEALLOCATE (lri_rhoab%tveca)
    1307       39694 :                                  IF (ASSOCIATED(lri_rhoab%avecb)) DEALLOCATE (lri_rhoab%avecb)
    1308       42430 :                                  IF (ASSOCIATED(lri_rhoab%tvecb)) DEALLOCATE (lri_rhoab%tvecb)
    1309             :                               END DO
    1310        2736 :                               DEALLOCATE (lri_rho%lri_atom(ijkind)%lri_node(iatom)%lri_rhoab)
    1311             :                            END IF
    1312             :                         END IF
    1313             :                      END DO
    1314        1993 :                      DEALLOCATE (lri_rho%lri_atom(ijkind)%lri_node)
    1315             :                   END IF
    1316             :                END DO
    1317         882 :                DEALLOCATE (lri_rho%lri_atom)
    1318             :             END IF
    1319        1730 :             DEALLOCATE (lri_rho)
    1320             :          END DO
    1321             : 
    1322         848 :          DEALLOCATE (lri_rhos)
    1323             : 
    1324             :       END IF
    1325         848 :       NULLIFY (lri_rhos)
    1326             : 
    1327         848 :    END SUBROUTINE deallocate_lri_rhos
    1328             : 
    1329             : ! **************************************************************************************************
    1330             : !> \brief releases the given lri_coefs
    1331             : !> \param lri_coefs the integral storage environment that is released
    1332             : ! **************************************************************************************************
    1333         848 :    SUBROUTINE deallocate_lri_coefs(lri_coefs)
    1334             :       TYPE(lri_spin_type), DIMENSION(:), POINTER         :: lri_coefs
    1335             : 
    1336             :       INTEGER                                            :: i, j
    1337             : 
    1338         848 :       IF (ASSOCIATED(lri_coefs)) THEN
    1339        1676 :          DO i = 1, SIZE(lri_coefs)
    1340        2536 :             DO j = 1, SIZE(lri_coefs(i)%lri_kinds)
    1341        1690 :                IF (ASSOCIATED(lri_coefs(i)%lri_kinds(j)%acoef)) THEN
    1342        1690 :                   DEALLOCATE (lri_coefs(i)%lri_kinds(j)%acoef)
    1343             :                END IF
    1344        1690 :                IF (ASSOCIATED(lri_coefs(i)%lri_kinds(j)%v_int)) THEN
    1345        1690 :                   DEALLOCATE (lri_coefs(i)%lri_kinds(j)%v_int)
    1346             :                END IF
    1347        1690 :                IF (ASSOCIATED(lri_coefs(i)%lri_kinds(j)%v_dadr)) THEN
    1348        1690 :                   DEALLOCATE (lri_coefs(i)%lri_kinds(j)%v_dadr)
    1349             :                END IF
    1350        2536 :                IF (ASSOCIATED(lri_coefs(i)%lri_kinds(j)%v_dfdr)) THEN
    1351        1690 :                   DEALLOCATE (lri_coefs(i)%lri_kinds(j)%v_dfdr)
    1352             :                END IF
    1353             :             END DO
    1354        1676 :             DEALLOCATE (lri_coefs(i)%lri_kinds)
    1355             :          END DO
    1356         830 :          DEALLOCATE (lri_coefs)
    1357             :       END IF
    1358             : 
    1359         848 :       NULLIFY (lri_coefs)
    1360             : 
    1361         848 :    END SUBROUTINE deallocate_lri_coefs
    1362             : 
    1363             : ! **************************************************************************************************
    1364             : !> \brief releases the given lri_force_type
    1365             : !> \param lri_force the integral storage environment that is released
    1366             : ! **************************************************************************************************
    1367       11962 :    SUBROUTINE deallocate_lri_force_components(lri_force)
    1368             : 
    1369             :       TYPE(lri_force_type), POINTER                      :: lri_force
    1370             : 
    1371       11962 :       IF (ASSOCIATED(lri_force)) THEN
    1372       11962 :          IF (ASSOCIATED(lri_force%st)) THEN
    1373       11962 :             DEALLOCATE (lri_force%st)
    1374             :          END IF
    1375       11962 :          IF (ASSOCIATED(lri_force%dssn)) THEN
    1376       11962 :             DEALLOCATE (lri_force%dssn)
    1377             :          END IF
    1378       11962 :          IF (ASSOCIATED(lri_force%dsst)) THEN
    1379       11962 :             DEALLOCATE (lri_force%dsst)
    1380             :          END IF
    1381       11962 :          IF (ASSOCIATED(lri_force%dtvec)) THEN
    1382       11962 :             DEALLOCATE (lri_force%dtvec)
    1383             :          END IF
    1384       11962 :          DEALLOCATE (lri_force)
    1385             :       END IF
    1386             : 
    1387       11962 :       NULLIFY (lri_force)
    1388             : 
    1389       11962 :    END SUBROUTINE deallocate_lri_force_components
    1390             : 
    1391           0 : END MODULE lri_environment_types

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