COLLAPSEX Checks whether the x vector is evenly sampled and then removes it %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% DESCRIPTION: Checks whether the x vector is evenly sampled and then removes it after setting the t0 field. CALL: obj = collapseX(obj) INPUT: obj - tsdata object OUTPUT: obj - tsdata object VERSION: $Id: collapseX.m,v 1.2 2008/09/04 15:29:32 ingo Exp $ HISTORY: 12-06-2008 M Hewitson Creation %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
0001 % COLLAPSEX Checks whether the x vector is evenly sampled and then removes it 0002 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 0003 % 0004 % DESCRIPTION: Checks whether the x vector is evenly sampled and then removes 0005 % it after setting the t0 field. 0006 % 0007 % CALL: obj = collapseX(obj) 0008 % 0009 % INPUT: obj - tsdata object 0010 % 0011 % OUTPUT: obj - tsdata object 0012 % 0013 % VERSION: $Id: collapseX.m,v 1.2 2008/09/04 15:29:32 ingo Exp $ 0014 % 0015 % HISTORY: 12-06-2008 M Hewitson 0016 % Creation 0017 % 0018 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 0019 0020 function varargout = collapseX(varargin) 0021 0022 %%% Check if this is a call for parameters 0023 if utils.helper.isinfocall(varargin{:}) 0024 varargout{1} = getInfo(varargin{3}); 0025 return 0026 end 0027 0028 obj = varargin{1}; 0029 0030 %%% decide whether we modify the pz-object, or create a new one. 0031 obj = copy(obj, nargout); 0032 0033 [fs,t0,fitted] = tsdata.fitfs(obj.x); 0034 if ~fitted 0035 % adjust T0 0036 obj.t0 = obj.t0 + obj.x(1); 0037 % adjust Nsecs 0038 obj.nsecs = length(obj.y)/obj.fs; 0039 % remove X samples 0040 obj.x = []; 0041 end 0042 0043 varargout{1} = obj; 0044 end 0045 0046 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 0047 % Local Functions % 0048 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 0049 0050 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 0051 % 0052 % FUNCTION: getInfo 0053 % 0054 % DESCRIPTION: Get Info Object 0055 % 0056 % HISTORY: 11-07-07 M Hewitson 0057 % Creation. 0058 % 0059 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 0060 0061 function ii = getInfo(varargin) 0062 if nargin == 1 && strcmpi(varargin{1}, 'None') 0063 sets = {}; 0064 pl = []; 0065 else 0066 sets = {'Default'}; 0067 pl = getDefaultPlist; 0068 end 0069 % Build info object 0070 ii = minfo(mfilename, 'tsdata', '', utils.const.categories.internal, '$Id: collapseX.m,v 1.2 2008/09/04 15:29:32 ingo Exp $', sets, pl); 0071 end 0072 0073 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 0074 % 0075 % FUNCTION: getDefaultPlist 0076 % 0077 % DESCRIPTION: Get Default Plist 0078 % 0079 % HISTORY: 11-07-07 M Hewitson 0080 % Creation. 0081 % 0082 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 0083 0084 function plo = getDefaultPlist() 0085 plo = plist(); 0086 end 0087