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mirror of https://github.com/pfloos/quack synced 2024-11-05 05:33:50 +01:00
QuAcK/qcaml-tools/quack_input.ml

73 lines
2.2 KiB
OCaml

let basis_file : string option ref = ref None
let nuclei_file : string option ref = ref None
let charge : int option ref = ref None
let multiplicity : int option ref = ref None
let speclist = [
( "-b" , Arg.String (fun x -> basis_file := Some x),
"File containing the atomic basis set") ;
( "-c" , Arg.Int (fun x -> charge := Some x),
"Total charge of the system") ;
( "-m" , Arg.Int (fun x -> multiplicity := Some x),
"Multiplicity of the system") ;
( "-x" , Arg.String (fun x -> nuclei_file := Some x),
"File containing the nuclear coordinates") ;
]
let run () =
let basis_file =
match !basis_file with
| None -> raise (Invalid_argument "Basis set file should be specified with -b")
| Some x -> x
and nuclei_file =
match !nuclei_file with
| None -> raise (Invalid_argument "Coordinate file should be specified with -x")
| Some x -> x
in
let nuclei =
Qcaml.Nuclei.of_xyz_file nuclei_file
in
let basis =
QCaml.Gaussian_basis.of_nuclei_and_basis_filename nuclei basis_file
|> QCaml.Gaussian_basis.general_basis
in
(* Print basis *)
Format.printf "%a" QCaml.Gaussian_basis.pp basis;
()
(*
List.map (fun (element, shell) ->
Simulation.of_filenames ?range_separation ?charge ?multiplicity
~nuclei:nuclei_file basis_file
in
print_endline @@ Nuclei.to_string @@ Simulation.nuclei s;
print_endline "Nuclear repulsion : ";
print_float @@ Simulation.nuclear_repulsion s; print_newline ();
print_endline @@ Basis.to_string @@ Simulation.basis s;
let ao_basis = Simulation.ao_basis s in
let overlap = AOBasis.overlap ao_basis in
let eN_ints = AOBasis.eN_ints ao_basis in
let kin_ints = AOBasis.kin_ints ao_basis in
let ee_ints = AOBasis.ee_ints ao_basis in
Overlap.to_file ~filename:("Ov.dat") overlap;
NucInt.to_file ~filename:("Nuc.dat") eN_ints;
KinInt.to_file ~filename:("Kin.dat") kin_ints;
ERI.to_file ~filename:("ERI.dat") ee_ints;
match range_separation with
| Some _mu ->
ERI_lr.to_file ~filename:("ERI_lr.dat") (AOBasis.ee_lr_ints ao_basis)
| None -> ()
*)
let () =
let usage_msg = "Available options:" in
Arg.parse speclist (fun _ -> ()) usage_msg;
run ()