Latest working changes to read-CAC
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@ -294,8 +294,6 @@ module elements
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integer :: i
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max_ng_node = 0
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do i=1, n
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select case(trim(adjustl(element_types(i))))
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case('fcc')
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95
src/io.f90
95
src/io.f90
@ -776,7 +776,7 @@ module io
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integer :: i, inod, ibasis, j, k, in_eles, in_atoms, ele_types, in_lat_num, in_atom_types, &
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atom_type_map(10), etype_map(10), etype, lat_type, new_lattice_map(10), &
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atom_type
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real(kind=dp) :: newdisplace(3), r_in(3,1,8), r_in_atom(3), new_displace(3)
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real(kind=dp) :: newdisplace(3), r_in(3,1,8), r_in_atom(3)
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character(len=100) :: textholder, in_lattype_map(10)
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character(len=2) :: atomic_element
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!First open the file
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@ -950,7 +950,7 @@ module io
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end if
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end subroutine read_pycac
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subroutine read_cac(file, displace, temp_box_bd)
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subroutine read_lmpcac(file, displace, temp_box_bd)
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!This subroutine is used to read .cac files which are used with the lammpsCAC format
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character(len=100), intent(in) :: file
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real(kind=dp), dimension(3), intent(in) :: displace
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@ -958,8 +958,8 @@ module io
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character(len=100) :: textholder, element_type, esize
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character(len=2) :: atom_species
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integer :: i, j, ele_in, type_in, type_map(10), in_basis, node_types(10,8), inod, ibasis, in_basis_types(10)
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real(kind=dp) :: mass, r_in(3,10,8), lat_vec(3), in_ori(3,3)
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integer :: i, j, k, ele_in, type_in, type_map(10), in_basis, node_types(10,8), inod, ibasis, in_basis_types(10)
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real(kind=dp) :: mass, r_in(3,10,8), lat_vec(3,3), in_ori(3,3), temp_box_bd(6), newdisplace(3)
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!First check to make sure that we have set the needed variables
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if(is_equal(in_lapa,0.0_dp).or.(in_lattice_type=='')) then
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@ -968,6 +968,9 @@ module io
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end if
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!Open the file
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open(unit=11, file=trim(adjustl(file)), action='read',position='rewind')
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!Now initialiaze some important variables
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max_basis_num = 10
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!Read header information
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read(11, *) textholder
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@ -979,9 +982,38 @@ module io
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!Read box_boundaries
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read(11,*) textholder
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read(11,*) box_bd(1:2), texholder
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read(11,*) box_bd(3:4), texholder
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read(11,*) box_bd(5:6), texholder
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read(11,*) temp_box_bd(1:2), texholder
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read(11,*) temp_box_bd(3:4), texholder
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read(11,*) temp_box_bd(5:6), texholder
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!Shift the box boundaries if needed
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do i = 1, 3
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if (abs(displace(i)) > lim_zero) then
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newdisplace(i) = displace(i) - temp_box_bd(2*i-1)
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else
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newdisplace(i)=displace(i)
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end if
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temp_box_bd(2*i-1) = temp_box_bd(2*i-1) + newdisplace(i)
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temp_box_bd(2*i) = temp_box_bd(2*i) + newdisplace(i)
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end do
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!Grow box boundaries
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call grow_box(temp_box_bd)
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!Allocate sub_box
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if (sub_box_num == 0) then
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call alloc_sub_box(1)
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else
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call grow_sub_box(1)
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end if
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!Because orientations and other needed sub_box information isn't really
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!present within the .cac file we just default a lot of it.
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sub_box_ori(:,:,sub_box_num+1) = identity_mat(3)
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sub_box_bd(:, sub_box_num+1) = temp_box_bd
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sub_box_num = sub_box_num + 1
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!Read useless information
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read(11,*) textholder
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read(11,*) textholder
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@ -1001,25 +1033,50 @@ module io
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!Start the reading loop
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do i = 1, ele_in
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read(11,*) j, ele, element_type, in_basis, esize
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!Check to see if we need to grow the max_basis_num
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select case(trim(adjustl(element_type)))
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case('Eight_Node')
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!Read in all the data
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do j = 1, 8*in_basis
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read(11, *) inod, ibasis, in_basis_types(ibasis), r_in(:,ibasis,inod)
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!Read in all the data
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do j = 1, 8*in_basis
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read(11, *) inod, ibasis, in_basis_types(ibasis), r_in(:,ibasis,inod)
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end do
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!Now calculate the lattice vectors and shift the nodal points from the corners to the center of the unit cell
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!Please check the nodal numbering figure in the readme in order to understand which nodes are used for the
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!calculation
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lat_vec(:,1) = (r_node(:,1,2) - r_node(:,1,1))/esize
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lat_vec(:,2) = (r_node(:,1,4) - r_node(:,1,1))/esize
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lat_vec(:,3) = (r_node(:,1,5) - r_node(:,1,1))/esize
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!Now shift all the nodal positions
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select case(trim(adjustl(in_lattice_type)))
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case('fcc','FCC')
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do ibasis = 1, in_basis
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r_in(:,ibasis,1) = r_in(:,ibasis,1) + lat_vec(:,1) + lat_vec(:,2) + lat_vec(:,3) + newdisplace
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r_in(:,ibasis,2) = r_in(:,ibasis,2) - lat_vec(:,1) + lat_vec(:,2) + lat_vec(:,3) + newdisplace
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r_in(:,ibasis,3) = r_in(:,ibasis,3) - lat_vec(:,1) - lat_vec(:,2) + lat_vec(:,3) + newdisplace
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r_in(:,ibasis,4) = r_in(:,ibasis,4) + lat_vec(:,1) - lat_vec(:,2) + lat_vec(:,3) + newdisplace
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r_in(:,ibasis,5) = r_in(:,ibasis,5) + lat_vec(:,1) + lat_vec(:,2) - lat_vec(:,3) + newdisplace
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r_in(:,ibasis,6) = r_in(:,ibasis,6) - lat_vec(:,1) + lat_vec(:,2) - lat_vec(:,3) + newdisplace
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r_in(:,ibasis,7) = r_in(:,ibasis,7) - lat_vec(:,1) - lat_vec(:,2) - lat_vec(:,3) + newdisplace
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r_in(:,ibasis,8) = r_in(:,ibasis,8) + lat_vec(:,1) - lat_vec(:,2) - lat_vec(:,3) + newdisplace
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end do
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!Now calculate the orientation matrix based on the lattice type.
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lat_vec = r_in(:,1,2) - r_in(:,1,1)
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lat_vec = lat_vec / norm2(lat_vec)
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!Now figure out if is an existing lattice_type
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call lattice_map(in_basis, in_basis_types, 8, in_lapa, lat_type)
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case default
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print *, in_lattice_type, " is not an accepted lattice type. Please select from: fcc"
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end select
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!Now map it to either an existing or new lattice type
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call lattice_map(in_basis, in_basis_types, 8, in_lapa, lat_type)
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!Now add the element
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call add_element(in_lattice_type, esize, lat_type, sub_box_num, r_in)
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case('Atom')
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read(11, *) inod, ibasis, in_basis_types(ibasis), r_in(:,1,1)
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call add_atom(in_basis_types(ibasis), sub_box_num, r_in(:,1,1))
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end select
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end do
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end subroutine read_cac
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end subroutine read_lmpcac
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subroutine set_cac(apos)
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!This code parses input values
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