conquest/tools/BasisGeneration/pseudo_tm_info.f90

898 lines
31 KiB
Fortran

! -*- mode: F90; mode: font-lock; column-number-mode: true; vc-back-end: CVS -*-
! ------------------------------------------------------------------------------
! $Id$
! ------------------------------------------------------------------------------
! Module pseudo_tm_info
! ------------------------------------------------------------------------------
! Code area 10: Pseudopotentials
! ------------------------------------------------------------------------------
!!****h* Conquest/pseudo_tm_info
!!
!! NAME
!! pseudo_tm_info
!! PURPOSE
!! Sets up and stores the information of pseudopotentials for
!! each species of atom.
!! For using TM's pseudopotetials,
!!
!! USES
!! datatypes, GenComms, numbers, spline_module, global_module
!! AUTHOR
!! T. Miyazaki
!! CREATION DATE
!! 18/06/2002
!! MODIFICATION HISTORY
!! 2008/02/06 08:32 dave
!! Changed for output to file not stdout
!! 2008/05/25
!! Added timers
!! 2011/03/30 19:07 M.Arita
!! Added statements for P.C.C.
!! 2014/09/15 18:30 lat
!! fixed call start/stop_timer to timer_module (not timer_stdlocks_module !)
!! 2015/11/09 17:21 dave with TM, NW (Mizuho)
!! Adding new members to pseudo_info derived type for neutral atom
!! SOURCE
!!
module pseudo_tm_info
use datatypes, only: double
use GenComms, only: cq_abort
use global_module, only: area_pseudo, io_lun, flag_pcc_global
use timer_module, only: start_timer,stop_timer
use timer_stdclocks_module, only: tmr_std_allocation
implicit none
save
private
public :: rad_func, pseudo_info, pseudo, setup_pseudo_info, &
rad_alloc, rad_dealloc, loc_pot, loc_chg, alloc_pseudo_info
! Choose between representing local part of pseudopotential as a local potential or charge density
integer :: loc_pot = 1
integer :: loc_chg = 2
!type rad_func is same as in TM
! see radial.f of SIESTA
type rad_func
integer :: n ! number of grids along radial direction
real(double) :: cutoff ! cutoff radius
real(double) :: delta ! step
real(double), pointer :: f(:) ! Actual data
real(double), pointer :: d2(:) ! Second derivative
! Reciprocal space for integrals
integer :: k_length
real(double) :: k_delta
real(double), pointer, dimension(:) :: k_table
end type rad_func
type pseudo_info
character(len=80) :: filename ! name of *.ion file
integer :: lmax ! maximum of the angular momentum
integer :: n_pjnl ! number of projector functions
logical :: flag_pcc ! flag for partial core correction
!integer :: z ! atomic weight
real(double) :: z ! atomic number
real(double) :: zval ! number of valence electrons
real(double) :: zcore ! number of core electrons
real(double) :: alpha ! exponent of gaussian for long range term
! of local pseudopotential (might not be used)
real(double) :: prefac ! (alpha/pi)**1.5 stored for efficiency
integer :: tm_loc_pot
type(rad_func) :: vlocal ! local potential
type(rad_func) :: chlocal ! local charge
! for Neutral atom potential
type(rad_func) :: chna ! neutral atom charge
type(rad_func) :: vna ! neutral atom potential
real(double) :: eshift ! shift of vchlocal-zval/r
type(rad_func) :: chpcc ! partial core charge
type(rad_func), pointer :: pjnl(:) ! size = n_pjnl, projector functions
integer, pointer :: pjnl_l(:) ! size = n_pjnl, angular momentum
integer, pointer :: pjnl_n(:) ! size = n_pjnl, index for projectors
real(double), pointer :: pjnl_ekb(:) ! size = n_pjnl, <phi_ln|dV_l|phi_ln>
end type pseudo_info
type(pseudo_info), allocatable :: pseudo(:)
! RCS tag for object file identification
character(len=80), private :: RCSid = "$Id$"
!!***
contains
!---------------------------------------------------------------
! sbrt setup_pseudo_info
!---------------------------------------------------------------
!!****f* pseudo_tm_info/setup_pseudo_info *
!!
!! NAME
!! setup_pseudo_info
!! USAGE
!!
!! PURPOSE
!! allocates pseudo(:), whose size is nspecies.
!! sets up the name of files *.ion and reads the files.
!! INPUTS
!! nspecies, species_label
!! USES
!!
!! AUTHOR
!! T. Miyazaki
!! CREATION DATE
!! 18/06/2002
!! MODIFICATION HISTORY
!! 2008/05/25
!! Added timers
!! 2011/03/30 M.Arita
!! Added statements for P.C.C.
!! 2011/09/16 11:00 dave
!! Changed to use n_species and species_label from species_module, and changed atomicrad to atomicnum
!! 2014/10/12 12:21 lat
!! Added possibility of user defined filename for PAO/pseudo *ion
!! 2020/05/13 tm
!! Removed atomicnum
!! SOURCE
!!
subroutine setup_pseudo_info
use datatypes
use numbers, ONLY: zero
use pao_format, ONLY: pao
use species_module, ONLY: n_species, species_label, species_file, species_from_files
use species_module, ONLY: npao_species, nsf_species, type_species
use global_module, ONLY: iprint_pseudo
use dimens, ONLY: RadiusSupport
use GenComms, ONLY: inode, ionode, cq_abort, gcopy
use pseudopotential_common, ONLY: pseudo_type, SIESTA, ABINIT
implicit none
!local
integer :: stat, ispecies, l, zeta
real(double) :: cutoff
character(len=80) :: filename
integer :: ii
if(allocated(pseudo)) then
if(iprint_pseudo>2.AND.inode==ionode) write(io_lun,fmt='(10x," setup_pseudo_info is skipped because it is already called")')
else
call start_timer(tmr_std_allocation)
allocate(pseudo(n_species),STAT=stat)
if(stat /= 0) call cq_abort ('allocating pseudo in setup_pseudo_info',stat)
allocate(pao(n_species),STAT=stat)
if(stat /= 0) call cq_abort ('allocating pao in setup_pseudo_info',stat)
call stop_timer(tmr_std_allocation)
flag_pcc_global = .false.
do ispecies=1,n_species
if(pseudo_type==SIESTA) then
pseudo(ispecies)%tm_loc_pot = loc_chg
else if(pseudo_type==ABINIT) then
pseudo(ispecies)%tm_loc_pot = loc_pot
else
call cq_abort("Error in pseudopotential type: ",pseudo_type)
end if
!**<lat>** 2014/10/12
if ( species_from_files ) then
write(filename,'(a,a)') trim(species_file(ispecies))
else
write(filename,'(a,a)') trim(species_label(ispecies)),".ion"
end if
if(iprint_pseudo>3.AND.inode==ionode) &
write(io_lun,fmt='(10x,"ispecies = ",i5," file = ",a)') ispecies, filename
pseudo(ispecies)%filename = filename
call read_ion_ascii_tmp(pseudo(ispecies),pao(ispecies))
npao_species(ispecies) = pao(ispecies)%count
! For P.C.C.
if (pseudo(ispecies)%flag_pcc) flag_pcc_global = .true.
!For Ghost atoms
if(type_species(ispecies) < 0) then
pseudo(ispecies)%zval = zero
if(pseudo(ispecies)%n_pjnl > 0) then
do ii=1, pseudo(ispecies)%n_pjnl
call init_rad(pseudo(ispecies)%pjnl(ii))
enddo
endif
call init_rad(pseudo(ispecies)%vlocal)
call init_rad(pseudo(ispecies)%chlocal)
if(pseudo(ispecies)%flag_pcc) call init_rad(pseudo(ispecies)%chpcc)
pseudo(ispecies)%n_pjnl = 0
pseudo(ispecies)%flag_pcc = .false.
pseudo(ispecies)%pjnl_l(:) = 0
pseudo(ispecies)%pjnl_n(:) = 0
pseudo(ispecies)%pjnl_ekb(:) = zero
! pseudo(ispecies)%alpha
! pseudo(ispecies)%prefac
endif
if(npao_species(ispecies)<nsf_species(ispecies)) &
call cq_abort("Error ! Less PAOs than SFs. Decrease NumberOfSupports: ", &
npao_species(ispecies),nsf_species(ispecies))
cutoff = zero
do l=0,pao(ispecies)%greatest_angmom
if(pao(ispecies)%angmom(l)%n_zeta_in_angmom>0) then
do zeta = 1,pao(ispecies)%angmom(l)%n_zeta_in_angmom
cutoff = max(cutoff,pao(ispecies)%angmom(l)%zeta(zeta)%cutoff)
end do
end if
end do
if(cutoff>RadiusSupport(ispecies)) then
if(inode==ionode.AND.iprint_pseudo>0) &
write(io_lun,fmt='(10x,"Warning ! Species ",i3," support radius less than PAO radius ",f8.3)') ispecies,cutoff
!RadiusSupport(ispecies) = cutoff
endif
enddo
endif
call gcopy(flag_pcc_global)
if (iprint_pseudo>0.AND.inode==ionode .AND.flag_pcc_global) &
write (io_lun,fmt='(10x,a)') "P.C.C. is taken into account."
return
end subroutine setup_pseudo_info
!!***
!---------------------------------------------------------------
! sbrt alloc_pseudo_info
!---------------------------------------------------------------
!!****f* pseudo_tm_info/alloc_pseudo_info *
!!
!! NAME
!! alloc_pseudo_info
!! USAGE
!!
!! PURPOSE
!! Allocates memory for ps_info type
!! INPUTS
!!
!!
!! USES
!!
!! AUTHOR
!! T.Miyazaki
!! CREATION DATE
!! May 2003
!! MODIFICATION HISTORY
!! 2008/05/25
!! Added timers
!! SOURCE
!!
subroutine alloc_pseudo_info(ps_info,n)
use memory_module, ONLY: reg_alloc_mem, type_int, type_dbl
implicit none
integer, intent(in) :: n
type(pseudo_info),intent(out):: ps_info
integer :: stat
ps_info%n_pjnl = n
call start_timer(tmr_std_allocation)
allocate(ps_info%pjnl(n), STAT=stat)
if(stat /= 0) call cq_abort('alloc pjnl in alloc_pseudo_info',stat)
allocate(ps_info%pjnl_l(n), ps_info%pjnl_n(n), STAT=stat)
if(stat /= 0) call cq_abort('alloc pjnl_l&n in alloc_pseudo_info',stat)
call reg_alloc_mem(area_pseudo,n,type_int)
allocate(ps_info%pjnl_ekb(n), STAT=stat)
if(stat /= 0) call cq_abort('alloc pjnl_ekb in alloc_pseudo_info',stat)
call reg_alloc_mem(area_pseudo,n,type_dbl)
call stop_timer(tmr_std_allocation)
return
end subroutine alloc_pseudo_info
!!***
!---------------------------------------------------------------
! sbrt rad_alloc : from TM
!---------------------------------------------------------------
!!****f* pseudo_tm_info/rad_alloc *
!!
!! NAME
!! rad_alloc
!! USAGE
!!
!! PURPOSE
!! Sets the 'size' n of the arrays and allocates f and d2.
!!
!! INPUTS
!!
!!
!! USES
!!
!! AUTHOR
!! T.Miyazaki
!! CREATION DATE
!!
!! MODIFICATION HISTORY
!! 2008/05/25
!! Added timers
!! SOURCE
!!
subroutine rad_alloc(func,n)
use memory_module, ONLY: reg_alloc_mem, type_dbl
implicit none
type(rad_func), intent(out) :: func
integer, intent(in) :: n
integer :: stat
func%n = n
call start_timer(tmr_std_allocation)
allocate(func%f(n),func%d2(n),STAT=stat)
if(stat /= 0) call cq_abort('allocating radial func in rad_alloc',stat)
call reg_alloc_mem(area_pseudo,2*n,type_dbl)
call stop_timer(tmr_std_allocation)
return
end subroutine rad_alloc
!!***
!---------------------------------------------------------------
! sbrt rad_dealloc
!---------------------------------------------------------------
!!****f* pseudo_tm_info/rad_dealloc *
!!
!! NAME
!! rad_dealloc
!! USAGE
!!
!! PURPOSE
!! Deallocates f and d2
!! INPUTS
!!
!!
!! USES
!!
!! AUTHOR
!! T.Miyazaki
!! CREATION DATE
!!
!! MODIFICATION HISTORY
!! 2008/05/25
!! Added timers
!! SOURCE
!!
subroutine rad_dealloc(func)
use memory_module, ONLY: reg_dealloc_mem, type_dbl
implicit none
type(rad_func), intent(inout) :: func
integer :: stat
call start_timer(tmr_std_allocation)
deallocate(func%f,func%d2,STAT=stat)
if(stat /= 0) call cq_abort('deallocating radial func in rad_alloc',stat)
call reg_dealloc_mem(area_pseudo,2*func%n,type_dbl)
nullify(func%f, func%d2)
call stop_timer(tmr_std_allocation)
return
end subroutine rad_dealloc
!!***
!---------------------------------------------------------------
! sbrt init_rad: from TM
!---------------------------------------------------------------
!!****f* pseudo_tm_info/init_rad *
!!
!! NAME
!! init_rad
!! USAGE
!!
!! PURPOSE
!! initilise all members of rad_func
!!
!! INPUTS
!!
!!
!! USES
!!
!! AUTHOR
!! T.Miyazaki
!! CREATION DATE
!!
!! MODIFICATION HISTORY
!! 2012/06/17 L.Tong
!! - Changed func to intent(inout) from intent(out). If set to out,
!! then all members of func upon entering the subroutine
!! becomes undefined! This means f and d2 becomes disassociated
!! and non-allocated.
!! SOURCE
!!
subroutine init_rad(func)
use numbers, only: zero
implicit none
type(rad_func), intent(inout) :: func
func%n = 0
func%cutoff = zero
func%delta = zero
func%f(:) = zero
func%d2(:) = zero
return
end subroutine init_rad
!!***
!---------------------------------------------------------------
! sbrt radial_read_ascii : from SIESTA, with small changes
!---------------------------------------------------------------
!!****f* pseudo_tm_info/radial_read_ascii *
!!
!! NAME
!! radial_read_ascii
!! USAGE
!!
!! PURPOSE
!! Reads radial table
!! INPUTS
!!
!!
!! USES
!!
!! AUTHOR
!! T.Miyazaki
!! CREATION DATE
!!
!! MODIFICATION HISTORY
!! 10:17, 2004/01/12 dave
!! Changed formatting for reads to read new Siesta (1.3) pseudos
!! SOURCE
!!
subroutine radial_read_ascii(op,lun)
use numbers, ONLY: BIG, zero
use spline_module, ONLY: spline
use global_module, ONLY: iprint_pseudo
use GenComms, ONLY: myid
implicit none
type(rad_func),intent(out) :: op
integer,intent(in) :: lun
integer :: j, npts
real(double) :: dummy
real(double) :: yp1, ypn
real(double) :: delta, cutoff
!ori read(lun,'(i4,2g25.15)') npts, op%delta, op%cutoff
! read(lun,'(i4,2g25.15)') npts, delta, cutoff
read(lun,*) npts, delta, cutoff
if(myid==0.AND.iprint_pseudo>3) write(io_lun,fmt='(10x,"Radius: ",f15.10)') cutoff
op%delta = delta
op%cutoff= cutoff
call rad_alloc(op,npts)
do j=1,npts
! read(lun,'(2g25.15)') dummy, op%f(j)
read(lun,*) dummy, op%f(j)
enddo
!ori call rad_setup_d2(op)
! conquest version
! yp1= BIG * 1.1
! ypn= BIG * 1.1
yp1= zero
ypn= zero
call spline(op%n, op%delta, op%f, yp1, ypn, op%d2)
return
end subroutine radial_read_ascii
!!***
!---------------------------------------------------------------
! sbrt read_ion_ascii_tmp
!---------------------------------------------------------------
!!****f* pseudo_tm_info/read_ion_ascii_tmp *
!!
!! NAME
!! read_ion_ascii_tmp
!! USAGE
!!
!! PURPOSE
!! this subroutine only reads KB projectors,
!! chlocal and partial core charge
!! INPUTS
!!
!!
!! USES
!!
!! AUTHOR
!! T.Miyazaki
!! CREATION DATE
!!
!! MODIFICATION HISTORY
!! 13:04, 31/10/2003 drb
!! Added routine to create lmax for pseudos
!! 11:00, 13/02/2006 drb
!! Changed line length
!! 2006/10/17 08:18 dave
!! Rewrote to read once on inode and broadcast
!! 2007/02/12 08:21 dave
!! Added changes for TM potentials from ABINIT
!! 2007/08/16 15:36 dave
!! More tweaks for local potential (particularly short/long range division)
!! 09:30, 27/11/2007 drb
!! Added calculation of prefac on all processors for local potential
!! 2008/05/25
!! Added timers
!! 2008/09/01 08:21 dave
!! Added io_ routines from input_module
!! 2013/07/05 dave
!! Added reading and copying of z, charge state of ion
!! Changed to read ALL radial functions for a given l (now picks up "semi-core" PAOs)
!! 2016/01/28 16:46 dave
!! Updated module name to ion_electrostatic
!! 2016/02/09 08:17 dave
!! Changed to use erfc from functions module
!! SOURCE
!!
subroutine read_ion_ascii_tmp(ps_info,pao_info)
use numbers, ONLY: six, half, zero, pi, one
use global_module, ONLY: numprocs, iprint_pseudo
use GenComms, ONLY: inode, ionode, gcopy
use pao_format, ONLY: species_pao
use spline_module, ONLY : spline
use memory_module, ONLY: reg_alloc_mem, type_dbl
use functions, ONLY: erfc
use input_module, ONLY: io_assign, io_close
implicit none
type(pseudo_info),intent(inout) :: ps_info
type(species_pao),intent(inout) :: pao_info
type(rad_func), dimension(:), allocatable :: dummy_rada
type(rad_func) :: dummy_rad
character(len=80) :: filename
integer :: i, lun , i1, i2, i3, i4, z
real(double) :: dummy, a, r
integer :: n_orbnl, n_pjnl
real(double) :: zval, yp1, ypn, erfarg, tmpv
real(double), parameter :: ln10 = 2.302585092994_double
integer :: iproc, lmax, maxz, alls, nzeta, l, count,tzl
real(double), allocatable :: thispop(:)
integer, allocatable :: thisl(:), thisz(:), zl(:), indexlz(:,:)
if(inode==ionode) then
filename=ps_info%filename
call io_assign(lun)
open(lun,file=filename,status='old',form='formatted')
rewind(lun)
call read_header_tmp(n_orbnl,lmax,n_pjnl, zval, z, lun)
call alloc_pseudo_info(ps_info, n_pjnl)
call start_timer(tmr_std_allocation)
allocate(dummy_rada(n_orbnl),thisl(n_orbnl),thisz(n_orbnl),thispop(n_orbnl),zl(0:lmax))
call stop_timer(tmr_std_allocation)
ps_info%z = z
ps_info%zval = zval
read(lun,*)
zl = 0
maxz = 0
if(iprint_pseudo>3.AND.inode==ionode) write(io_lun,fmt='(10x,"Reading PAOs")')
do i=1,n_orbnl
read(lun,*) i1,i2,i3,i4, dummy
thisl(i)=i1
!thisz(i)=i3
thispop(i)=dummy
zl(thisl(i)) = zl(thisl(i))+1
thisz(i)=zl(thisl(i))
!if(thisz(i)>zl(thisl(i))) zl(thisl(i))=thisz(i)
maxz = max(maxz,thisz(i))
if(iprint_pseudo>3.AND.inode==ionode) write(io_lun,fmt='(10x,"l: ",i3," z: ",i3)') i1,i3
call radial_read_ascii(dummy_rada(i),lun)
enddo
allocate(indexlz(maxz,0:lmax))
indexlz = 0
do i=1,n_orbnl
indexlz(thisz(i),thisl(i)) = i
if(iprint_pseudo>3.AND.inode==ionode) write(io_lun,fmt='(10x,"indexlz: ",3i5)') thisz(i),thisl(i),i
end do
! Now store data
pao_info%greatest_angmom = lmax
call start_timer(tmr_std_allocation)
allocate(pao_info%angmom(0:lmax),STAT=alls)
call stop_timer(tmr_std_allocation)
count = 0
if(alls/=0) call cq_abort('Failed to allocate PAOs')
if(iprint_pseudo>3.AND.inode==ionode) write(io_lun,fmt='(10x,"Storing PAOs lmax: ",i5)') lmax
do l=0,lmax
pao_info%angmom(l)%n_zeta_in_angmom = zl(l)
if(iprint_pseudo>3.AND.inode==ionode) write(io_lun,fmt='(10x,"l, zl: ",2i5)') l,zl(l)
if(zl(l)>0) then
call start_timer(tmr_std_allocation)
allocate(pao_info%angmom(l)%zeta(zl(l)),pao_info%angmom(l)%occ(zl(l)),STAT=alls)
if(alls/=0) call cq_abort('Failed to allocate PAOs zeta')
call stop_timer(tmr_std_allocation)
count = count + zl(l)*(2*l+1)
do nzeta = 1,zl(l)
i = indexlz(nzeta,l)
if(iprint_pseudo>3.AND.inode==ionode) write(io_lun,fmt='(10x,"i,z,l: ",3i5)') i,nzeta,l
pao_info%angmom(l)%zeta(nzeta)%length = dummy_rada(i)%n
pao_info%angmom(l)%zeta(nzeta)%cutoff = dummy_rada(i)%cutoff
pao_info%angmom(l)%occ(nzeta) = thispop(i)
if(pao_info%angmom(l)%zeta(nzeta)%length>=1) then
call start_timer(tmr_std_allocation)
allocate(pao_info%angmom(l)%zeta(nzeta)%table(pao_info%angmom(l)%zeta(nzeta)%length),STAT=alls)
if(alls/=0) call cq_abort('Failed to allocate PAOs zeta')
call reg_alloc_mem(area_pseudo,pao_info%angmom(l)%zeta(nzeta)%length,type_dbl)
call stop_timer(tmr_std_allocation)
pao_info%angmom(l)%zeta(nzeta)%table(1:dummy_rada(i)%n) = dummy_rada(i)%f(1:dummy_rada(i)%n)
call start_timer(tmr_std_allocation)
allocate(pao_info%angmom(l)%zeta(nzeta)%table2(pao_info%angmom(l)%zeta(nzeta)%length),STAT=alls)
if(alls/=0) call cq_abort('Failed to allocate PAOs zeta')
call reg_alloc_mem(area_pseudo,pao_info%angmom(l)%zeta(nzeta)%length,type_dbl)
call stop_timer(tmr_std_allocation)
else
call cq_abort('PAO with zero length: ',l,nzeta)
end if
yp1 = (pao_info%angmom(l)%zeta(nzeta)%table(2)-pao_info%angmom(l)%zeta(nzeta)%table(1))/ &
dummy_rada(i)%delta
ypn = (pao_info%angmom(l)%zeta(nzeta)%table(dummy_rada(i)%n)-&
pao_info%angmom(l)%zeta(nzeta)%table(dummy_rada(i)%n-1))/ &
dummy_rada(i)%delta
call spline(dummy_rada(i)%n,dummy_rada(i)%delta,pao_info%angmom(l)%zeta(nzeta)%table, &
yp1,ypn,pao_info%angmom(l)%zeta(nzeta)%table2)
end do
end if
end do
pao_info%count = count
deallocate(indexlz)
do i=1,n_orbnl
call rad_dealloc(dummy_rada(i))
end do
deallocate(dummy_rada,thisl,thisz,thispop,zl)
! KBs
if(iprint_pseudo>3.AND.inode==ionode) write(io_lun,fmt='(10x,"Reading KB projectors ")')
read(lun,*)
ps_info%lmax = 0
do i=1,ps_info%n_pjnl
! read(lun,'(2i3,f22.16)') &
read(lun,*) &
ps_info%pjnl_l(i), ps_info%pjnl_n(i), ps_info%pjnl_ekb(i)
!! 25/Jul/2002 TM : Rydberg units -> Hartree units
ps_info%pjnl_ekb(i) = half* ps_info%pjnl_ekb(i)
if(iprint_pseudo>1.AND.inode==ionode) write(io_lun,fmt='(10x,"PSEUDO_TM: i, l,n, ekb = ",2i3,f22.16)') &
ps_info%pjnl_l(i), ps_info%pjnl_n(i),ps_info%pjnl_ekb(i)
if(ps_info%pjnl_l(i)>ps_info%lmax) ps_info%lmax = ps_info%pjnl_l(i)
call radial_read_ascii(ps_info%pjnl(i),lun)
enddo
!Vlocal
if(iprint_pseudo>3.AND.inode==ionode) write(io_lun,fmt='(10x,"Reading Vlocal ")')
read(lun,*)
! Read and store local potential; it may be local part of pseudo, or neutral atom
call radial_read_ascii(ps_info%vlocal,lun)
!call radial_read_ascii(dummy_rad,lun)
!call rad_dealloc(dummy_rad)
!Chlocal
if(iprint_pseudo>3.AND.inode==ionode) write(io_lun,fmt='(10x,"Reading Chlocal ")')
read(lun,*)
call radial_read_ascii(ps_info%chlocal,lun)
!sets up gaussian which is used to calculate G=0 term
! exp( - alpha * cutoff **2 ) = 10 **(-six)
if(ps_info%tm_loc_pot==loc_pot) then
ps_info%alpha = six * ln10 / (ps_info%vlocal%cutoff ** 2)
ps_info%prefac = (ps_info%alpha/pi)**1.5_double
! Remove long-range part from short-range part
a = sqrt(ps_info%alpha)
!r = ps_info%vlocal%delta
r = 1.0e-7_double
erfarg = one - erfc(a*r)
!erfarg = derf(a*r)
tmpv = ps_info%vlocal%f(1)
ps_info%vlocal%f(1) = ps_info%vlocal%f(1) + ps_info%zval * erfarg/r
!write(52,*) r,ps_info%vlocal%f(1),tmpv,ps_info%zval * erfarg/r!ps_info%zval * derf(a*r)/r
do i=2,ps_info%vlocal%n
r = ps_info%vlocal%delta*real(i-1,double)
erfarg = one - erfc(a*r)
tmpv = ps_info%vlocal%f(i)
ps_info%vlocal%f(i) = ps_info%vlocal%f(i) + ps_info%zval * erfarg/r
!write(52,*) r,ps_info%vlocal%f(i), tmpv,ps_info%zval * erfarg/r!,ps_info%zval * derf(a*r)/r
end do
call spline(ps_info%vlocal%n, ps_info%vlocal%delta, ps_info%vlocal%f, zero, zero, ps_info%vlocal%d2)
else
ps_info%alpha = six * ln10 / (ps_info%chlocal%cutoff ** 2)
endif
!Core
ps_info%flag_pcc = .false.
! I *really* don't like this, but we'll stay with it for now
read(lun,*,end=9999)
if(iprint_pseudo>3.AND.inode==ionode) write(io_lun,fmt='(10x,"Reading pcc ")')
call radial_read_ascii(ps_info%chpcc,lun)
ps_info%flag_pcc = .true.
9999 continue
call io_close(lun)
endif ! (inode == ionode) then
! Now broadcast the information
call gcopy(lmax )
call gcopy(n_pjnl )
call gcopy(zval)
call gcopy(z)
if(inode/=ionode) then
call alloc_pseudo_info(ps_info, n_pjnl)
ps_info%zval = zval
ps_info%z = z
pao_info%greatest_angmom = lmax
allocate(pao_info%angmom(0:lmax),STAT=alls)
end if
if(numprocs>1) then
count = 0
do l=0,lmax
if(iprint_pseudo>3.AND.inode==ionode) write(io_lun,fmt='(10x," l is ",i5)') l
call gcopy(pao_info%angmom(l)%n_zeta_in_angmom)
tzl = pao_info%angmom(l)%n_zeta_in_angmom
if(tzl>0) then
if(inode/=ionode) then
call start_timer(tmr_std_allocation)
allocate(pao_info%angmom(l)%zeta(tzl),pao_info%angmom(l)%occ(tzl),STAT=alls)
if(alls/=0) call cq_abort('Failed to allocate PAOs zeta')
call stop_timer(tmr_std_allocation)
end if
count = count + tzl*(2*l+1)
do nzeta = 1,tzl
call gcopy(pao_info%angmom(l)%zeta(nzeta)%length)
call gcopy(pao_info%angmom(l)%zeta(nzeta)%cutoff)
call gcopy(pao_info%angmom(l)%occ(nzeta))
if(inode/=ionode) then
if(pao_info%angmom(l)%zeta(nzeta)%length>=1) then
call start_timer(tmr_std_allocation)
allocate(pao_info%angmom(l)%zeta(nzeta)%table(pao_info%angmom(l)%zeta(nzeta)%length),STAT=alls)
if(alls/=0) call cq_abort('Failed to allocate PAOs zeta',pao_info%angmom(l)%zeta(nzeta)%length)
call reg_alloc_mem(area_pseudo,pao_info%angmom(l)%zeta(nzeta)%length,type_dbl)
allocate(pao_info%angmom(l)%zeta(nzeta)%table2(pao_info%angmom(l)%zeta(nzeta)%length),STAT=alls)
if(alls/=0) call cq_abort('Failed to allocate PAOs zeta ',pao_info%angmom(l)%zeta(nzeta)%length)
call reg_alloc_mem(area_pseudo,pao_info%angmom(l)%zeta(nzeta)%length,type_dbl)
call stop_timer(tmr_std_allocation)
end if
end if
call gcopy(pao_info%angmom(l)%zeta(nzeta)%table,pao_info%angmom(l)%zeta(nzeta)%length)
call gcopy(pao_info%angmom(l)%zeta(nzeta)%table2,pao_info%angmom(l)%zeta(nzeta)%length)
end do
end if
end do
pao_info%count = count
if(inode/=ionode) ps_info%lmax = 0
do i=1,ps_info%n_pjnl
call gcopy(ps_info%pjnl_l(i))
call gcopy(ps_info%pjnl_n(i))
call gcopy(ps_info%pjnl_ekb(i))
if(inode/=ionode.AND.ps_info%pjnl_l(i)>ps_info%lmax) ps_info%lmax = ps_info%pjnl_l(i)
call gcopy(ps_info%pjnl(i)%delta)
call gcopy(ps_info%pjnl(i)%cutoff)
call gcopy(ps_info%pjnl(i)%n)
if(inode/=ionode) call rad_alloc(ps_info%pjnl(i),ps_info%pjnl(i)%n)
call gcopy(ps_info%pjnl(i)%f,ps_info%pjnl(i)%n)
call gcopy(ps_info%pjnl(i)%d2,ps_info%pjnl(i)%n)
end do
!Vlocal
call gcopy(ps_info%tm_loc_pot)
call gcopy(ps_info%vlocal%n)
call gcopy(ps_info%vlocal%cutoff)
call gcopy(ps_info%vlocal%delta)
if(inode/=ionode) call rad_alloc(ps_info%vlocal,ps_info%vlocal%n)
call gcopy(ps_info%vlocal%f,ps_info%vlocal%n)
call gcopy(ps_info%vlocal%d2,ps_info%vlocal%n)
!Chlocal
call gcopy(ps_info%chlocal%n)
call gcopy(ps_info%chlocal%cutoff)
call gcopy(ps_info%chlocal%delta)
if(inode/=ionode) call rad_alloc(ps_info%chlocal,ps_info%chlocal%n)
call gcopy(ps_info%chlocal%f,ps_info%chlocal%n)
call gcopy(ps_info%chlocal%d2,ps_info%chlocal%n)
if(inode/=ionode) then
if(ps_info%tm_loc_pot==loc_pot) then
ps_info%alpha = six * ln10 / (ps_info%vlocal%cutoff ** 2)
ps_info%prefac = (ps_info%alpha/pi)**1.5_double
else
ps_info%alpha = six * ln10 / (ps_info%chlocal%cutoff ** 2)
end if
end if
call gcopy(ps_info%flag_pcc)
if(ps_info%flag_pcc) then
call gcopy(ps_info%chpcc%n)
call gcopy(ps_info%chpcc%cutoff)
call gcopy(ps_info%chpcc%delta)
if(inode/=ionode) call rad_alloc(ps_info%chpcc,ps_info%chpcc%n)
call gcopy(ps_info%chpcc%f,ps_info%chpcc%n)
call gcopy(ps_info%chpcc%d2,ps_info%chpcc%n)
end if
end if ! numprocs>1
contains
subroutine read_header_tmp(n_orbnl, lmax_basis, n_pjnl, zval, z, unit)
use global_module, ONLY: iprint_pseudo
implicit none
integer, intent(in) :: unit
integer, intent(out) :: n_orbnl, n_pjnl, z
real(double), intent(out) :: zval
character(len=78) :: line
character(len=2) :: symbol
character(len=20) :: label
integer :: lmax_basis, lmax_projs, zval_int
real(double) :: mass, self_energy
! For judging P.C.C.
character(len=2) :: symbol2, xc
character(len=3) :: rel
character(len=4) :: pcc
! Judge if P.C.C. is considered
read(unit,'(a)') line
if (trim(line) .eq. '<preamble>') then
read(unit,'(a)') line
do while(trim(line) .ne. '</preamble>')
read(unit,'(a)') line
if (trim(line) .EQ. '<pseudopotential_header>') then
read (unit, '(1x,a2,1x,a2,1x,a3,1x,a4)') symbol2, xc, rel, pcc
if (pcc .EQ. 'pcec') then
ps_info%flag_pcc = .true.
elseif (pcc .NE. 'pcec') then
ps_info%flag_pcc = .false.
endif
endif
end do
endif
if(iprint_pseudo>1) then
read(unit,'(a2)') symbol
write(io_lun,fmt='(10x,"symbol = ",a2)') symbol
read(unit,'(a20)') label
write(io_lun,fmt='(10x,"label = ",a20)') label
read(unit,'(i5)') z
write(io_lun,fmt='(10x,"z = ",i5)') z
read(unit,*) zval!_int
!zval=real(zval_int,double)
write(io_lun,fmt='(10x,"zval = ",f12.5)') zval!_int, zval
read(unit,'(g25.15)') mass
write(io_lun,fmt='(10x,"mass = ",g25.15)') mass
read(unit,'(g25.15)') self_energy
write(io_lun,fmt='(10x,"self_energy = ",g25.15)') self_energy
read(unit,'(2i4)') lmax_basis, n_orbnl
write(io_lun,fmt='(10x,"lmax_basis, n_orbnl = ",2i4)') lmax_basis, n_orbnl
read(unit,'(2i4)') lmax_projs, n_pjnl
write(io_lun,fmt='(10x,"lmax_projs, n_pjnl = ",2i4)') lmax_projs, n_pjnl
else
read(unit,'(a2)') symbol
read(unit,'(a20)') label
read(unit,'(i5)') z
read(unit,'(i5)') zval_int
zval=zval_int
read(unit,'(g25.15)') mass
read(unit,'(g25.15)') self_energy
read(unit,'(2i4)') lmax_basis, n_orbnl
read(unit,'(2i4)') lmax_projs, n_pjnl
end if
end subroutine read_header_tmp
end subroutine read_ion_ascii_tmp
!!***
end module pseudo_tm_info