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is_empty_roi

PURPOSE

is_empty_roi - returns true if ROI contains no volume

SYNOPSIS

function tf = is_empty_roi(o)

DESCRIPTION

 is_empty_roi - returns true if ROI contains no volume

 $Id$

CROSS-REFERENCE INFORMATION

This function calls:

isempty overloaded isempty method for mardo object

This function is called by:

mars_display_roi utility routines for display of ROIs in graphic window
mars_rois2img creates cluster or number labelled ROI image from ROIs
marsbar Startup, callback and utility routine for Marsbar

SOURCE CODE

0001 function tf = is_empty_roi(o)
0002 % is_empty_roi - returns true if ROI contains no volume
0003 %
0004 % $Id$
0005 
0006 tf = isempty(o.XYZ);

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