vb_meginfo_get_channel_label_magz

 get magz channel label list from MEGinfo and return it
 [usage]
   [label_list] = vb_meginfo_get_channel_label_magz(meginfo, active_swt)
 [input]
      meginfo : <required> <<struct>> MEG information
   active_swt : <optional> <<boolean>> [false]
              :   true) return only active channel (MEG)
              :  false) return all the channel (MEG)
 [output]
   label_list : channel label list
 [note]
   .MEGch_name field keeps meg channel name not extra nor reference
 [history]
   2022-06-03 (k_suzuki) initial version based on vb_meginfo_get_channel_labe_meg

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

0001 function [label_list] = vb_meginfo_get_channel_label_magz(meginfo, active_swt)
0002 % get magz channel label list from MEGinfo and return it
0003 % [usage]
0004 %   [label_list] = vb_meginfo_get_channel_label_magz(meginfo, active_swt)
0005 % [input]
0006 %      meginfo : <required> <<struct>> MEG information
0007 %   active_swt : <optional> <<boolean>> [false]
0008 %              :   true) return only active channel (MEG)
0009 %              :  false) return all the channel (MEG)
0010 % [output]
0011 %   label_list : channel label list
0012 % [note]
0013 %   .MEGch_name field keeps meg channel name not extra nor reference
0014 % [history]
0015 %   2022-06-03 (k_suzuki) initial version based on vb_meginfo_get_channel_labe_meg
0016 %
0017 % Copyright (C) 2011, ATR All Rights Reserved.
0018 % License : New BSD License(see VBMEG_LICENSE.txt)
0019 
0020 % --- CHECK ARGUMENTS --- %
0021 if ~exist('meginfo', 'var'), meginfo = []; end
0022 if ~exist('active_swt', 'var'), active_swt = []; end
0023 [meginfo, active_swt] = inner_check_arguments(meginfo, active_swt);
0024 
0025 % --- MAIN PROCEDURE --------------------------------------------------------- %
0026 %
0027 TYPE_MAGZ = 6;
0028 label_list = meginfo.MEGch_name;
0029 magz_list = meginfo.ChannelInfo.Type==TYPE_MAGZ;
0030 if isempty(label_list)
0031   return;
0032 end
0033 
0034 if ~active_swt
0035   label_list = label_list(magz_list);
0036   return;
0037 end
0038 
0039 active_list = vb_info_get_active_channel(meginfo);
0040 if length(active_list) ~= length(label_list)
0041   fprintf('(%s) different length - active list and label list\n', mfilename);
0042   return;
0043 end
0044 label_list = label_list(active_list&magz_list);
0045 return;
0046 %
0047 % --- END OF MAIN PROCEDURE -------------------------------------------------- %
0048 
0049 % --- INNER FUNCTIONS -------------------------------------------------------- %
0050 %
0051 % --- inner_check_arguments()
0052 %
0053 function [meginfo, active_swt] = inner_check_arguments(meginfo, active_swt)
0054 func_ = mfilename;
0055 if isempty(meginfo)
0056   error('(%s)meginfo is a required parameter', func_);
0057 end
0058 
0059 if ~isfield(meginfo, 'MEGch_name')
0060   error('(%s)MEGch_name is a required field of MEGinfo', func_);  
0061 end
0062 
0063 if ~vb_info_active_channel_is_valid(meginfo)
0064   active_swt = false;
0065 elseif isempty(active_swt)
0066   active_swt = false;
0067 end
0068 return;
0069 %
0070 % --- end of inner_check_arguments()
0071 %
0072 % --- END OF INNER FUNCTIONS ------------------------------------------------- %
0073 
0074 %%% END OF FILE %%%