filter_visualize_3D

PURPOSE ^

Used to help visualize a 3D filter.

SYNOPSIS ^

function filter_visualize_3D( F, frac )

DESCRIPTION ^

 Used to help visualize a 3D filter. 

 Dark lobes correspond to negative areas.  Surfaces shown are drawn at a percentage of
 the peak filter response detemined by frac.  

 INPUTS
   F       - 3D filter to visualize
   frac    - frac of max value of F at which to draw surfaces.

 DATESTAMP
   29-Sep-2005  2:00pm

 See also FILTER_VISUALIZE_2D

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:
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