Mercurial > octave-nkf
diff scripts/deprecated/dmult.m @ 12728:a17269b1148f stable
maint: undo unintended change removing deprecated functions
author | John W. Eaton <jwe@octave.org> |
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date | Thu, 09 Jun 2011 13:35:10 -0400 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/scripts/deprecated/dmult.m Thu Jun 09 13:35:10 2011 -0400 @@ -0,0 +1,49 @@ +## Copyright (C) 1995-2011 Kurt Hornik +## +## 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 3 of the License, 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, see +## <http://www.gnu.org/licenses/>. + +## -*- texinfo -*- +## @deftypefn {Function File} {} dmult (@var{a}, @var{b}) +## This function has been deprecated. Use the direct syntax @code{diag(A)*B} +## which is more readable and now also more efficient. +## @end deftypefn + +## Author: KH <Kurt.Hornik@wu-wien.ac.at> +## Description: Rescale the rows of a matrix + +## Deprecated in version 3.2 + +function M = dmult (a, B) + + persistent warned = false; + if (! warned) + warned = true; + warning ("Octave:deprecated-function", + "dmult is obsolete and will be removed from a future version of Octave; please use the straightforward (and now efficient) syntax \"diag(A)*B\""); + endif + + if (nargin != 2) + print_usage (); + endif + if (! isvector (a)) + error ("dmult: a must be a vector of length rows (B)"); + endif + a = a(:); + sb = size (B); + sb(1) = 1; + M = repmat (a(:), sb) .* B; +endfunction