Name

---

      ONE2TWO

Purpose

---

      Convert from 1-d indices to 2-d indices.

Category

---

Calling Sequence

---

      one2two, in, arr, ix, iy

Inputs

---

      in = 1-d indices (may be a scalar). in
      arr = array to use (for size only). in
        Alternatively, arr can be [nx, ny]
        where nx and ny are the image sizes
        in x and y (saves space).

Keyword Parameters

---

Outputs

---

      ix, iy = equivalent 2-d indices. out
        ix is a 1-d array of indices in the x dimension.
        iy is a 1-d array of indices in the y dimension.

Common Blocks

---

Notes

---

Modification History

---

      R. Sterner, 25 May, 1986.
      Johns Hopkins Applied Physics Lab.
      R. Sterner, 19 Nov, 1989 --- converted to SUN.
      R. Sterner, 9 Jun, 1993 --- Allowed [nx,ny] instead of ARR.
      R. Sterner, 2008 Feb 29 --- Changed in to in[0:*] to force 1-d output.
      R. Sterner, 2010 May 04 --- Converted arrays from () to [].
  Copyright (C) 1986, Johns Hopkins University/Applied Physics Laboratory
  This software may be used, copied, or redistributed as long as it is not
  sold and this copyright notice is reproduced on each copy made. This
  routine is provided as is without any express or implied warranties
  whatsoever. Other limitations apply as described in the file disclaimer.txt.