rm interpos_nan.m, now in crpptbx..interpos

matlab/interpos_nan.m

-function [varargout] = interpos_nan(var1, var2, var3, varargin);
-%
-% see help interpos for details
-%
-% pre-exclude non-finite values from either xin or yin before calling interpos
-%
-nverbose = 1; % warnings
-%
-if nargin < 3
-  error('xin and yin required');
-else
-  if isscalar(var1)
-    xin = var2;
-    yin = var3;
-    kopt_provided = 1;
-  else
-    xin = var1;
-    yin = var2;
-    kopt_provided = 0;
-  end
-  if nverbose >= 1 && (any(~isfinite(xin)) || any(~isfinite(yin))), warning('NaNs removed by interpos_nan'); end
-end
-
-ij = find(isfinite(xin) & isfinite(yin));
-if ~isempty(ij)
-  xin_eff = xin(ij);
-  yin_eff = yin(ij);
-  if kopt_provided == 1
-    [varargout{1:nargout}] = interpos(var1, xin_eff, yin_eff, varargin{:});
-  else
-    [varargout{1:nargout}] = interpos(xin_eff, yin_eff, var3, varargin{:});
-  end
-else
-  if nargout > 0
-    varargout = cell(nargout,1);
-    warning('Only NaNs in xin/yin');
-  end
-end