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- ## Copyright (C) 1996, 1997 John W. Eaton
- ##
- ## This file is part of Octave.
- ##
- ## Octave is free software; you can redistribute it and/or modify it
- ## under the terms of the GNU General Public License as published by
- ## the Free Software Foundation; either version 2, or (at your option)
- ## any later version.
- ##
- ## Octave is distributed in the hope that it will be useful, but
- ## WITHOUT ANY WARRANTY; without even the implied warranty of
- ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- ## General Public License for more details.
- ##
- ## You should have received a copy of the GNU General Public License
- ## along with Octave; see the file COPYING. If not, write to the Free
- ## Software Foundation, 59 Temple Place - Suite 330, Boston, MA
- ## 02111-1307, USA.
-
- ## -*- texinfo -*-
- ## @deftypefn {Function File} {} meshdom (@var{x}, @var{y})
- ## Given vectors of @var{x} and @var{y} coordinates, return two matrices
- ## corresponding to the @var{x} and @var{y} coordinates of the mesh.
- ##
- ## See the file @file{sombrero.m} for an example of using @code{mesh} and
- ## @code{meshdom}.
- ##
- ## Note: this function is provided for compatibility with older versions
- ## of @sc{Matlab}. You should use @code{meshgrid} instead.
- ## @end deftypefn
-
- ## Author: jwe
-
- function [xx, yy] = meshdom (x, y)
-
- if (nargin == 2)
- if (is_vec (x) && is_vec (y))
- xlen = length (x);
- ylen = length (y);
- xx = zeros (ylen, xlen);
- yy = zeros (ylen, xlen);
- y = y (ylen:-1:1);
- if (columns (x) == 1)
- x = x';
- endif
- if (rows (y) == 1)
- y = y';
- endif
- for i = 1:ylen
- xx(i,:) = x;
- endfor
- for i = 1:xlen
- yy(:,i) = y;
- endfor
- else
- error ("meshdom: arguments must be vectors");
- endif
- else
- usage ("[xx, yy] = meshdom (x, y)");
- endif
-
- endfunction
-