Home > vbmeg > functions > leadfield > head > vb_head_get_layer_num.m

vb_head_get_layer_num

PURPOSE ^

return number of layer by reading head-mat file

SYNOPSIS ^

function layer_num = vb_head_get_layer_num(head_file)

DESCRIPTION ^

 return number of layer by reading head-mat file
 [usage]
   layer_num = vb_head_get_layer_num(head_file)
 [input]
   head_file : <required> head-mat file
 [output]
   layer_num : number of layer
 [note]
 
 [history]
   2007-04-17 (Sako) initial version

 Copyright (C) 2011, ATR All Rights Reserved.
 License : New BSD License(see VBMEG_LICENSE.txt)

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SUBFUNCTIONS ^

SOURCE CODE ^

0001 function layer_num = vb_head_get_layer_num(head_file)
0002 % return number of layer by reading head-mat file
0003 % [usage]
0004 %   layer_num = vb_head_get_layer_num(head_file)
0005 % [input]
0006 %   head_file : <required> head-mat file
0007 % [output]
0008 %   layer_num : number of layer
0009 % [note]
0010 %
0011 % [history]
0012 %   2007-04-17 (Sako) initial version
0013 %
0014 % Copyright (C) 2011, ATR All Rights Reserved.
0015 % License : New BSD License(see VBMEG_LICENSE.txt)
0016 
0017 % --- CHECK ARGUMENTS --- %
0018 if ~exist('head_file', 'var') head_file = []; end;
0019 [head_file] = inner_check_arguments(head_file);
0020 
0021 % --- MAIN PROCEDURE --------------------------------------------------------- %
0022 %
0023 head = load(head_file);
0024 layer_num = vb_headinfo_get_layer_num(head);
0025 % if isfield(head, 'Npatch') && size(head.Npatch, 1) > 1
0026 %   layer_num = size(head.Npatch, 1);
0027 % else
0028 %   layer_num = 1;
0029 % end
0030 %
0031 % --- END OF MAIN PROCEDURE -------------------------------------------------- %
0032 
0033 % --- INNER FUNCTIONS -------------------------------------------------------- %
0034 %
0035 function [head_file] = inner_check_arguments(head_file)
0036 if isempty(head_file)
0037   error('head_file is a required parameter');
0038 end
0039 
0040 if exist(head_file, 'file') ~= 2
0041   error('cannot read head_file : %s', head_file);
0042 end
0043 %
0044 % --- END OF INNER FUNCTIONS ------------------------------------------------- %
0045 
0046 %%% END OF FILE %%%

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