LCOV - code coverage report
Current view: top level - src - grrm_utils.F (source / functions) Hit Total Coverage
Test: CP2K Regtests (git:1f285aa) Lines: 43 51 84.3 %
Date: 2024-04-23 06:49:27 Functions: 1 1 100.0 %

          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 GRRM interface
      10             : !> \author JGH - 08.2019
      11             : ! **************************************************************************************************
      12             : MODULE grrm_utils
      13             : 
      14             :    USE cp_control_types,                ONLY: dft_control_type
      15             :    USE force_env_types,                 ONLY: force_env_type
      16             :    USE kinds,                           ONLY: dp
      17             :    USE particle_types,                  ONLY: particle_type
      18             :    USE physcon,                         ONLY: angstrom
      19             :    USE qs_energy_types,                 ONLY: qs_energy_type
      20             :    USE qs_environment_types,            ONLY: get_qs_env
      21             : #include "./base/base_uses.f90"
      22             : 
      23             :    IMPLICIT NONE
      24             : 
      25             :    PRIVATE
      26             : 
      27             :    CHARACTER(len=*), PARAMETER, PRIVATE :: moduleN = 'grrm_utils'
      28             : 
      29             :    PUBLIC :: write_grrm
      30             : 
      31             : ! **************************************************************************************************
      32             : 
      33             : CONTAINS
      34             : 
      35             : ! **************************************************************************************************
      36             : !> \brief Write GRRM interface file
      37             : !>
      38             : !> \param iounit ...
      39             : !> \param force_env ...
      40             : !> \param particles ...
      41             : !> \param energy ...
      42             : !> \param dipole ...
      43             : !> \param hessian ...
      44             : !> \param dipder ...
      45             : !> \param polar ...
      46             : !> \param fixed_atoms ...
      47             : ! **************************************************************************************************
      48          40 :    SUBROUTINE write_grrm(iounit, force_env, particles, energy, dipole, hessian, dipder, polar, &
      49             :                          fixed_atoms)
      50             : 
      51             :       INTEGER, INTENT(IN)                                :: iounit
      52             :       TYPE(force_env_type), POINTER                      :: force_env
      53             :       TYPE(particle_type), DIMENSION(:), INTENT(IN)      :: particles
      54             :       REAL(KIND=dp), INTENT(IN)                          :: energy
      55             :       REAL(KIND=dp), DIMENSION(3), INTENT(IN), OPTIONAL  :: dipole
      56             :       REAL(KIND=dp), DIMENSION(:, :), INTENT(IN), &
      57             :          OPTIONAL                                        :: hessian, dipder
      58             :       REAL(KIND=dp), DIMENSION(3, 3), INTENT(IN), &
      59             :          OPTIONAL                                        :: polar
      60             :       INTEGER, INTENT(IN), OPTIONAL                      :: fixed_atoms
      61             : 
      62             :       REAL(KIND=dp), PARAMETER                           :: zero = 0.0_dp
      63             : 
      64             :       INTEGER                                            :: i, j, natom, nc
      65             :       LOGICAL                                            :: nddo
      66             :       REAL(KIND=dp)                                      :: eout
      67             :       REAL(KIND=dp), DIMENSION(5)                        :: fz
      68             :       TYPE(dft_control_type), POINTER                    :: dft_control
      69             :       TYPE(qs_energy_type), POINTER                      :: qs_energy
      70             : 
      71          40 :       IF (iounit > 0) THEN
      72             :          ! the units depend on the qs method!
      73          40 :          CPASSERT(ASSOCIATED(force_env%qs_env))
      74          40 :          CALL get_qs_env(force_env%qs_env, dft_control=dft_control)
      75          40 :          nddo = dft_control%qs_control%semi_empirical
      76          40 :          IF (nddo) THEN
      77           0 :             CALL get_qs_env(force_env%qs_env, energy=qs_energy)
      78           0 :             eout = energy + qs_energy%core_self
      79             :          ELSE
      80          40 :             eout = energy
      81             :          END IF
      82             :          !
      83          40 :          natom = SIZE(particles)
      84          40 :          IF (PRESENT(fixed_atoms)) natom = natom - fixed_atoms
      85          40 :          WRITE (iounit, "(A7)") "RESULTS"
      86          40 :          WRITE (iounit, "(A18)") "CURRENT COORDINATE"
      87         147 :          DO i = 1, natom
      88         107 :             WRITE (iounit, "(A,3F24.12)") TRIM(ADJUSTL(particles(i)%atomic_kind%element_symbol)), &
      89         575 :                particles(i)%r(1:3)*angstrom
      90             :          END DO
      91          40 :          WRITE (iounit, "(A8,3F18.12)") "ENERGY =", eout, zero, zero
      92          40 :          WRITE (iounit, "(A8,3F18.12)") "       =", zero, zero, zero
      93          40 :          WRITE (iounit, "(A8,F18.12)") "S**2   =", zero
      94          40 :          WRITE (iounit, "(A8)") "GRADIENT"
      95         147 :          DO i = 1, natom
      96         468 :             WRITE (iounit, "(F17.12)") - particles(i)%f(1:3)
      97             :          END DO
      98          40 :          IF (PRESENT(dipole)) THEN
      99           0 :             WRITE (iounit, "(A8,3F18.12)") "DIPOLE =", dipole(1:3)
     100             :          ELSE
     101          40 :             WRITE (iounit, "(A8,3F18.12)") "DIPOLE =", zero, zero, zero
     102             :          END IF
     103          40 :          fz = zero
     104          40 :          WRITE (iounit, "(A7)") "HESSIAN"
     105          40 :          IF (PRESENT(hessian)) THEN
     106           2 :             nc = 3*natom
     107           6 :             DO i = 1, nc, 5
     108          26 :                DO j = i, nc
     109          24 :                   WRITE (iounit, "(5(F13.9,1X))") hessian(j, i:MIN(j, i + 4))
     110             :                END DO
     111             :             END DO
     112             :          ELSE
     113          38 :             nc = 3*natom
     114         116 :             DO i = 1, nc, 5
     115         549 :                DO j = i, nc
     116         511 :                   WRITE (iounit, "(5(F13.9,1X))") fz(1:MIN(j - i + 1, 5))
     117             :                END DO
     118             :             END DO
     119             :          END IF
     120          40 :          WRITE (iounit, "(A18)") "DIPOLE DERIVATIVES"
     121          40 :          IF (PRESENT(dipder)) THEN
     122           0 :             DO i = 1, 3*natom
     123           0 :                WRITE (iounit, "(3(F17.12,7X))") dipder(1:3, i)
     124             :             END DO
     125             :          ELSE
     126         361 :             DO i = 1, 3*natom
     127         361 :                WRITE (iounit, "(3(F17.12,7X))") zero, zero, zero
     128             :             END DO
     129             :          END IF
     130          40 :          WRITE (iounit, "(A14)") "POLARIZABILITY"
     131          40 :          IF (PRESENT(polar)) THEN
     132           0 :             WRITE (iounit, "(1(F17.12,7X))") polar(1, 1)
     133           0 :             WRITE (iounit, "(2(F17.12,7X))") polar(2, 1), polar(2, 2)
     134           0 :             WRITE (iounit, "(3(F17.12,7X))") polar(3, 1), polar(3, 2), polar(3, 3)
     135             :          ELSE
     136          40 :             WRITE (iounit, "(1(F17.12,7X))") zero
     137          40 :             WRITE (iounit, "(2(F17.12,7X))") zero, zero
     138          40 :             WRITE (iounit, "(3(F17.12,7X))") zero, zero, zero
     139             :          END IF
     140             :       END IF
     141             : 
     142          40 :    END SUBROUTINE write_grrm
     143             : 
     144             : END MODULE grrm_utils

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