selectchannels.m
31022b3a13e6master

selectchannels.m
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			function chanind = selectchannels(this, channels)
			% Method for getting channel indices based on labels and/or types
			% FORMAT res = selectchannels(this, label)
			% this - MEEG object
			% channels - string or cell array of labels that may also include
			% 'all', or types ('EEG', 'MEG' etc.)
			%
			% res - vector of channel indices matching labels
			%__________________________________________________________________________
			% Copyright (C) 2010-2012 Wellcome Trust Centre for Neuroimaging

			% Vladimir Litvak
			% $Id: selectchannels.m 6535 2015-08-25 11:45:26Z vladimir $

			if ischar(channels)
			channels = {channels};
			end

			chanind = [];

			for i = 1:numel(channels)
			if ismember(upper(channels{i}), ...
			{'ALL','MEG', 'MEGPLANAR', 'MEGMAG', 'MEGGRAD', 'MEGCOMB','EEG',...
			'EOG', 'ECG', 'EMG', 'LFP', 'SRC', 'PHYS', 'ILAM', 'OTHER', 'REF', 'REFMAG', 'REFGRAD'})
			chanind = [chanind indchantype(this, upper(channels{i}))];
			elseif strncmpi('regexp_', channels{i}, 7)
			re = channels{i}(8:end);
			match = regexp(chanlabels(this), re);
			chanind = [chanind find(~cellfun('isempty', match))];
			else
			chanind = [chanind indchannel(this, channels{i})];
			end

			if any(size(chanind) == 0)
			chanind = [];
			end
			end

			chanind = unique(chanind);