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function s = export(this,target)
% Export a GIfTI object into specific MATLAB struct
% FORMAT s = export(this,target)
% this - GIfTI object
% target - string describing target output [default: MATLAB]
% s - a structure containing public fields of the object
%__________________________________________________________________________
% Copyright (C) 2008 Wellcome Trust Centre for Neuroimaging
% Guillaume Flandin
% $Id: export.m 6401 2015-04-09 17:21:33Z guillaume $
if numel(this) > 1, warning('Only handle scalar objects yet.'); end
if nargin <= 1, target = 'MATLAB'; end
switch lower(target)
case 'matlab'
s = struct(this);
case 'patch'
if isfield(this,'vertices')
s.vertices = double(subsref(this, substruct('.', 'vertices')));
end
if isfield(this,'faces')
s.faces = subsref(this, substruct('.', 'faces'));
end
if isfield(this,'cdata')
s.facevertexcdata = double(subsref(this, substruct('.', 'cdata')));
end
try, s; catch, s = struct([]); end
case {'fieldtrip', 'ft'}
s = struct('tri',[], 'pnt',[]);
if isfield(this,'vertices')
s.pnt = double(subsref(this, substruct('.', 'vertices')));
end
if isfield(this,'faces')
s.tri = double(subsref(this, substruct('.', 'faces')));
end
case {'spm'}
s = struct('face',[], 'vert',[]);
if isfield(this,'vertices')
s.vert = double(subsref(this, substruct('.', 'vertices')));
end
if isfield(this,'faces')
s.face = uint32(subsref(this, substruct('.', 'faces')));
end
otherwise
error('Unknown target ''%s''.', target);
end
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