Name

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      DISKCENTER

Purpose

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      Find center and radius of a disk in an image.

Category

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Calling Sequence

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      diskcenter, img, xc, yc, rd

Inputs

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      img = input image containing the disk. in

Keyword Parameters

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Keywords

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        /GRID plots fit to disk.

Outputs

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      xc, yc = array indices of disk center. out
      rd = estimated radius of disk in pixels. out

Common Blocks

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Notes

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      Note: Image is assumed 0 outside disk, non-zero inside.
        Also center of array must be inside the disk.

Modification History

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      R. Sterner, 21 Feb, 1991
      R. Sterner, 2010 May 04 --- Converted arrays from () to [].
  Copyright (C) 1991, 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.