home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
OS/2 Shareware BBS: 10 Tools
/
10-Tools.zip
/
octa21eb.zip
/
octave
/
SCRIPTS.ZIP
/
scripts
/
plot
/
polar.m
< prev
next >
Wrap
Text File
|
1998-11-10
|
2KB
|
63 lines
## 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.
## usage: polar (theta, rho, fmt)
##
## Make a 2D plot given polar the coordinates theta and rho.
##
## The optional third argument specifies the line type.
##
## See also: plot, semilogx, semilogy, loglog, mesh, contour, bar,
## stairs, gplot, gsplot, replot, xlabel, ylabel, title
## Author: jwe
function polar (x1, x2, fmt)
## XXX FIXME XXX -- these plot states should really just be set
## temporarily, probably inside an unwind_protect block, but there is
## no way to determine their current values.
gset nologscale;
gset nopolar;
if (nargin == 3)
if (isstr (fmt))
fmt = __pltopt__ ("polar", fmt);
else
error ("polar: third argument must be a string");
endif
__plr2__ (x1, x2, fmt);
elseif (nargin == 2)
if (isstr (x2))
fmt = __pltopt__ ("polar", x2);
__plr1__ (x1, fmt);
else
fmt = "";
__plr2__ (x1, x2, fmt);
endif
elseif (nargin == 1)
fmt = "";
__plr1__ (x1, fmt);
else
usage ("polar (theta, rho, fmt)");
endif
endfunction