Name

---

    NORMH

Purpose

---

    This function normalizes the provided array by the homogeneous
    coordinate.

Category

---

    GENERAL.

Calling Sequence

---

    result = NORMH( array, /COLUMN )

Inputs

---

    array
      A one-dimensional or two-dimensional homogenous array. If the
      array is two-dimensional, the last row is assumed to contain the
      homogenous coordinates (points in columns).

Keyword Parametrs

---

      COLUMN
        Set this keyword if the last column of the provided array
        contains the homogeneous coordinates (points in rows).
  :ERROR CHECKING:
    This routine will only work for one- or two-dimensional arrays.

Side Effects

---

    The normalized return value will always be of data type DOUBLE.

Requires

---

    REPLICATE_VECTOR

Modification History

---

    Written by: Philip S. Salvaggio
    February, 2011 Original code
   

Disclaimer

---

    This source code is provided "as is" and without warranties as to performance
    or merchantability. The author and/or distributors of this source code may
    have made statements about this source code. Any such statements do not
    constitute warranties and shall not be relied on by the user in deciding
    whether to use this source code.
    This source code is provided without any express or implied warranties
    whatsoever. Because of the diversity of conditions and hardware under which
    this source code may be used, no warranty of fitness for a particular purpose
    is offered. The user is advised to test the source code thoroughly before
    relying on it. The user must assume the entire risk of using the source code.