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chuckv |
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module forceGlobals |
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gezelter |
309 |
use definitions |
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use simulation |
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use atype_typedefs |
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chuckv |
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use generic_lists |
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gezelter |
309 |
#ifdef IS_MPI |
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use mpiSimulation |
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#endif |
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chuckv |
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!! Number of lj_atypes in lj_atype_list |
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integer, save :: n_atypes = 0 |
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!! Global list of lj atypes in simulation |
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type (atype), pointer :: ListHead => null() |
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type (atype), pointer :: ListTail => null() |
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logical, save :: firstTime = .True. |
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!! Atype identity pointer lists |
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#ifdef IS_MPI |
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!! Row lj_atype pointer list |
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type (identPtrList), dimension(:), pointer :: identPtrListRow => null() |
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!! Column lj_atype pointer list |
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type (identPtrList), dimension(:), pointer :: identPtrListColumn => null() |
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#else |
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gezelter |
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type(identPtrList ), dimension(:), pointer :: identPtrListGlobal => null() |
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chuckv |
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#endif |
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!! Logical has lj force field module been initialized? |
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logical, save :: isFFinit = .false. |
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!! Use periodic boundry conditions |
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logical :: wrap = .false. |
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!! Potential energy global module variables |
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#ifdef IS_MPI |
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gezelter |
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real( kind = dp ), allocatable, dimension(:,:) :: q_Row |
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real( kind = dp ), allocatable, dimension(:,:) :: q_Col |
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real( kind = dp ), allocatable, dimension(:,:) :: u_l_Row |
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real( kind = dp ), allocatable, dimension(:,:) :: u_l_Col |
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real( kind = dp ), allocatable, dimension(:,:) :: A_Row |
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real( kind = dp ), allocatable, dimension(:,:) :: A_Col |
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chuckv |
306 |
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gezelter |
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real( kind = dp ), allocatable, dimension(:) :: pot_Row |
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real( kind = dp ), allocatable, dimension(:) :: pot_Col |
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real( kind = dp ), allocatable, dimension(:) :: pot_Temp |
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real( kind = dp ), allocatable, dimension(:,:) :: f_Row |
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real( kind = dp ), allocatable, dimension(:,:) :: f_Col |
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real( kind = dp ), allocatable, dimension(:,:) :: f_Temp |
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real( kind = dp ), allocatable, dimension(:,:) :: t_Row |
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real( kind = dp ), allocatable, dimension(:,:) :: t_Col |
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real( kind = dp ), allocatable, dimension(:,:) :: t_Temp |
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#endif |
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chuckv |
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gezelter |
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real(kind = dp) :: pot = 0.0_dp |
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real(kind = dp), dimension(9) :: tau_Temp = 0.0_dp |
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real(kind = dp) :: virial_Temp = 0.0_dp |
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chuckv |
306 |
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logical :: do_preForce = .false. |
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logical :: do_postForce = .false. |
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!! Public methods and data |
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public :: new_atype |
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public :: init_FF |
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contains |
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!! Adds a new lj_atype to the list. |
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gezelter |
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subroutine new_atype(ident, epsilon, sigma, & |
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chuckv |
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is_LJ,is_Sticky,is_DP,is_GB,w0,v0,dipoleMoment,status) |
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gezelter |
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chuckv |
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real( kind = dp ), intent(in) :: epsilon |
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real( kind = dp ), intent(in) :: sigma |
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real( kind = dp ), intent(in) :: w0 |
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real( kind = dp ), intent(in) :: v0 |
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real( kind = dp ), intent(in) :: dipoleMoment |
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integer, intent(in) :: ident |
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integer, intent(out) :: status |
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integer, intent(in) :: is_Sticky |
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integer, intent(in) :: is_DP |
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integer, intent(in) :: is_GB |
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integer, intent(in) :: is_LJ |
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type (atype), pointer :: the_new_atype |
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integer :: alloc_error |
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integer :: atype_counter = 0 |
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integer :: alloc_size |
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integer :: err_stat |
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status = 0 |
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! allocate a new atype |
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allocate(the_new_atype,stat=alloc_error) |
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if (alloc_error /= 0 ) then |
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status = -1 |
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return |
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end if |
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! assign our new atype information |
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gezelter |
309 |
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the_new_atype%lj_epsilon = epsilon |
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the_new_atype%lj_sigma = sigma |
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the_new_atype%sticky_w0 = w0 |
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the_new_atype%sticky_v0 = v0 |
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the_new_atype%dipole_moment = dipoleMoment |
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chuckv |
306 |
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! assume that this atype will be successfully added |
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the_new_atype%atype_ident = ident |
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gezelter |
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the_new_atype%atype_fortran_index = atype_count + 1 |
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chuckv |
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if ( is_Sticky /= 0 ) the_new_atype%is_Sticky = .true. |
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if ( is_GB /= 0 ) the_new_atype%is_GB = .true. |
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if ( is_LJ /= 0 ) the_new_atype%is_LJ = .true. |
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if ( is_DP /= 0 ) the_new_atype%is_DP = .true. |
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call add_atype(the_new_atype,ListHead,ListTail,err_stat) |
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if (err_stat /= 0 ) then |
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status = -1 |
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return |
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endif |
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gezelter |
309 |
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atype_count = atype_count + 1 |
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chuckv |
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end subroutine new_atype |
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subroutine init_FF(nComponents,ident, nExcludes,excludesLocal,status) |
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!! Number of components in ident array |
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integer, intent(inout) :: nComponents |
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!! Array of identities nComponents long corresponding to |
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!! ljatype ident. |
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integer, dimension(nComponents),intent(inout) :: ident |
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integer :: nExcludes |
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gezelter |
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integer, dimension(nExcludes),intent(inout) :: excludesLocal |
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chuckv |
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!! Result status, success = 0, error = -1 |
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integer, intent(out) :: Status |
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integer :: alloc_stat |
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integer :: thisStat |
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integer :: i |
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integer :: myNode |
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#ifdef IS_MPI |
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integer, allocatable, dimension(:) :: identRow |
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integer, allocatable, dimension(:) :: identCol |
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integer :: nrow |
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integer :: ncol |
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#endif |
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status = 0 |
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!! if were're not in MPI, we just update ljatypePtrList |
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#ifndef IS_MPI |
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gezelter |
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call create_IdentPtrList(ident,ListHead,identPtrListGlobal,thisStat) |
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chuckv |
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if ( thisStat /= 0 ) then |
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status = -1 |
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return |
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endif |
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! if were're in MPI, we also have to worry about row and col lists |
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#else |
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! We can only set up forces if mpiSimulation has been setup. |
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if (.not. isMPISimSet()) then |
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write(default_error,*) "MPI is not set" |
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status = -1 |
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return |
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endif |
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nrow = getNrow(plan_row) |
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ncol = getNcol(plan_col) |
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mynode = getMyNode() |
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!! Allocate temperary arrays to hold gather information |
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allocate(identRow(nrow),stat=alloc_stat) |
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if (alloc_stat /= 0 ) then |
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status = -1 |
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return |
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endif |
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allocate(identCol(ncol),stat=alloc_stat) |
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if (alloc_stat /= 0 ) then |
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status = -1 |
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return |
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endif |
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!! Gather idents into row and column idents |
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call gather(ident,identRow,plan_row) |
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call gather(ident,identCol,plan_col) |
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!! Create row and col pointer lists |
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call create_IdentPtrlst(identRow,ListHead,identPtrListRow,thisStat) |
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if (thisStat /= 0 ) then |
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status = -1 |
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return |
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endif |
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call create_IdentPtrlst(identCol,ListHead,identPtrListColumn,thisStat) |
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if (thisStat /= 0 ) then |
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status = -1 |
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return |
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endif |
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!! free temporary ident arrays |
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if (allocated(identCol)) then |
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deallocate(identCol) |
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end if |
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if (allocated(identCol)) then |
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deallocate(identRow) |
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endif |
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#endif |
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call initForce_Modules(thisStat) |
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if (thisStat /= 0) then |
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status = -1 |
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return |
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endif |
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!! Create neighbor lists |
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call expandList(thisStat) |
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if (thisStat /= 0) then |
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status = -1 |
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return |
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endif |
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isFFinit = .true. |
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gezelter |
309 |
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chuckv |
306 |
end subroutine init_FF |
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gezelter |
309 |
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chuckv |
306 |
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subroutine initForce_Modules(thisStat) |
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integer, intent(out) :: thisStat |
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integer :: my_status |
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thisStat = 0 |
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call init_lj_FF(ListHead,my_status) |
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if (my_status /= 0) then |
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thisStat = -1 |
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return |
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end if |
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end subroutine initForce_Modules |
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end module forceGlobals |
