Source file mat2_C.ml

(* File: mat_CZ.ml

   Copyright © 2001-

   Markus Mottl <markus.mottl@gmail.com>

   Christophe Troestler <Christophe.Troestler@umons.ac.be>

   This library is free software; you can redistribute it and/or modify it under
   the terms of the GNU Lesser General Public License as published by the Free
   Software Foundation; either version 2.1 of the License, or (at your option)
   any later version.

   This library is distributed in the hope that it will be useful, but WITHOUT
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
   FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
   details.

   You should have received a copy of the GNU Lesser General Public License
   along with this library; if not, write to the Free Software Foundation, Inc.,
   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *)

open Complex
open Mat4_C

let random ?rnd_state ?(re_from = -1.) ?(re_range = 2.) ?(im_from = -1.)
    ?(im_range = 2.) m n =
  let mat = create m n in
  let state =
    match rnd_state with None -> Random.get_state () | Some state -> state
  in
  for row = 1 to m do
    for col = 1 to n do
      mat.{row, col} <-
        {
          re = Random.State.float state re_range +. re_from;
          im = Random.State.float state im_range +. im_from;
        }
    done
  done;
  if rnd_state = None then Random.set_state state;
  mat