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maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Example: func() => func () * dynamic.txi, func.txi, oop.txi, var.txi, embedded.cc, fortdemo.cc, funcdemo.cc, paramdemo.cc, stringdemo.cc, unwinddemo.cc, Array.cc, Array.h, CColVector.cc, CDiagMatrix.h, CMatrix.cc, CNDArray.cc, CRowVector.cc, CSparse.cc, CmplxGEPBAL.cc, EIG.cc, MSparse.cc, MatrixType.cc, Sparse-op-defs.h, Sparse-perm-op-defs.h, Sparse.cc, Sparse.h, SparseCmplxCHOL.cc, SparseCmplxCHOL.h, SparseCmplxLU.cc, SparseCmplxQR.cc, SparseCmplxQR.h, SparseQR.cc, SparseQR.h, SparsedbleCHOL.cc, SparsedbleCHOL.h, SparsedbleLU.cc, SparsedbleLU.h, base-lu.cc, cmd-hist.cc, dColVector.cc, dDiagMatrix.h, dMatrix.cc, dNDArray.cc, dRowVector.cc, dSparse.cc, dbleCHOL.cc, dbleGEPBAL.cc, dim-vector.cc, eigs-base.cc, f2c-main.c, fCColVector.cc, fCDiagMatrix.h, fCMatrix.cc, fCNDArray.cc, fCRowVector.cc, fCmplxGEPBAL.cc, fColVector.cc, fDiagMatrix.h, fEIG.cc, fMatrix.cc, fNDArray.cc, fRowVector.cc, file-ops.cc, file-stat.cc, floatCHOL.cc, floatGEPBAL.cc, idx-vector.h, lo-specfun.cc, lo-sysdep.cc, mx-inlines.cc, oct-binmap.h, oct-convn.cc, oct-md5.cc, oct-mem.h, oct-rand.cc, oct-syscalls.cc, randgamma.c, randmtzig.c, sparse-base-chol.cc, sparse-base-chol.h, sparse-base-lu.cc, sparse-dmsolve.cc, tempname.c, curl.m, divergence.m, randi.m, dlmwrite.m, edit.m, getappdata.m, what.m, getarchdir.m, install.m, installed_packages.m, repackage.m, unload_packages.m, colorbar.m, figure.m, isosurface.m, legend.m, loglog.m, plot.m, plot3.m, plotyy.m, polar.m, __errplot__.m, __ghostscript__.m, __marching_cube__.m, __plt__.m, __scatter__.m, semilogx.m, semilogy.m, trimesh.m, trisurf.m, demo.m, test.m, datetick.m, __delaunayn__.cc, __dsearchn__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc, __lin_interpn__.cc, __magick_read__.cc, __pchip_deriv__.cc, balance.cc, bsxfun.cc, ccolamd.cc, cellfun.cc, chol.cc, daspk.cc, dasrt.cc, dassl.cc, dmperm.cc, eig.cc, eigs.cc, fftw.cc, filter.cc, find.cc, kron.cc, lookup.cc, lsode.cc, matrix_type.cc, md5sum.cc, mgorth.cc, qr.cc, quad.cc, rand.cc, regexp.cc, symbfact.cc, tril.cc, urlwrite.cc, op-bm-bm.cc, op-cdm-cdm.cc, op-cell.cc, op-chm.cc, op-cm-cm.cc, op-cm-scm.cc, op-cm-sm.cc, op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc, op-fcdm-fcdm.cc, op-fcm-fcm.cc, op-fdm-fdm.cc, op-fm-fm.cc, op-int.h, op-m-m.cc, op-m-scm.cc, op-m-sm.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc, op-range.cc, op-s-scm.cc, op-s-sm.cc, op-sbm-sbm.cc, op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc, op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc, op-sm-sm.cc, op-str-str.cc, op-struct.cc, bitfcns.cc, data.cc, debug.cc, dynamic-ld.cc, error.cc, gl-render.cc, graphics.cc, graphics.in.h, load-path.cc, ls-hdf5.cc, ls-mat5.cc, ls-mat5.h, ls-oct-ascii.cc, ls-oct-ascii.h, mex.cc, mk-errno-list, oct-map.cc, oct-obj.h, oct-parse.yy, octave-config.in.cc, ov-base-int.cc, ov-base-mat.cc, ov-base.cc, ov-bool-mat.cc, ov-bool-sparse.cc, ov-bool.cc, ov-cell.cc, ov-class.cc, ov-class.h, ov-cx-mat.cc, ov-cx-sparse.cc, ov-fcn-handle.cc, ov-flt-cx-mat.cc, ov-flt-re-mat.cc, ov-intx.h, ov-range.h, ov-re-mat.cc, ov-re-sparse.cc, ov-str-mat.cc, ov-struct.cc, ov-usr-fcn.h, ov.h, pr-output.cc, pt-id.cc, pt-id.h, pt-mat.cc, pt-select.cc, sparse.cc, symtab.cc, symtab.h, syscalls.cc, toplev.cc, txt-eng-ft.cc, variables.cc, zfstream.cc, zfstream.h, Dork.m, getStash.m, myStash.m, Gork.m, Pork.m, myStash.m, getStash.m, myStash.m, getStash.m, myStash.m, fntests.m: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
author Rik <octave@nomad.inbox5.com>
date Sun, 08 Jul 2012 11:28:50 -0700
parents f3d52523cde1
children 4f5c70792bd6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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72c96de7a403 maint: update copyright notices for 2012
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1 ## Copyright (C) 1993-2012 John W. Eaton
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 3 of the License, or (at
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8 ## your option) any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {} loglog (@var{y})
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21 ## @deftypefnx {Function File} {} loglog (@var{x}, @var{y})
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22 ## @deftypefnx {Function File} {} loglog (@var{x}, @var{y}, @var{property}, @var{value}, @dots{})
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23 ## @deftypefnx {Function File} {} loglog (@var{x}, @var{y}, @var{fmt})
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24 ## @deftypefnx {Function File} {} loglog (@var{h}, @dots{})
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25 ## @deftypefnx {Function File} {@var{h} =} loglog (@dots{})
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26 ## Produce a two-dimensional plot using log scales for both axes. See
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27 ## the documentation of @code{plot} for a description of the arguments
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28 ## that @code{loglog} will accept.
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29 ##
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30 ## The optional return value @var{h} is a graphics handle to the created plot.
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31 ## @seealso{plot, semilogx, semilogy}
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32 ## @end deftypefn
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34 ## Author: jwe
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35
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36 function retval = loglog (varargin)
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37
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38 [h, varargin, nargs] = __plt_get_axis_arg__ ("loglog", varargin{:});
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39
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40 if (nargs < 1)
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41 print_usage ();
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42 endif
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43
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44 oldh = gca ();
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45 unwind_protect
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46 axes (h);
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47 newplot ();
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48
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49 set (h, "xscale", "log", "yscale", "log");
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50 if (any( strcmp (get (gca, "nextplot"), {"new", "replace"})))
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51 set (h, "xminortick", "on", "yminortick", "on");
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52 endif
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53
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54 tmp = __plt__ ("loglog", h, varargin{:});
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55
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56 if (nargout > 0)
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57 retval = tmp;
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58 endif
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59 unwind_protect_cleanup
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60 axes (oldh);
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61 end_unwind_protect
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63 endfunction
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64
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65
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66 %!demo
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67 %! clf;
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68 %! t = 1:0.01:10;
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69 %! x = sort ((t .* (1 + rand (size (t)))) .^ 2);
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70 %! y = (t .* (1 + rand (size (t)))) .^ 2;
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71 %! loglog (x, y);
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72
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73 %!demo
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74 %! clf;
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75 %! a = logspace (-5, 1, 10);
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76 %! b =-logspace (-5, 1, 10);
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77 %!
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78 %! subplot (1,2,1);
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79 %! loglog (a, b);
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80 %! xlabel ('loglog (a, b)');
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81 %!
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82 %! subplot (1,2,2);
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83 %! loglog (a, abs (b));
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84 %! set (gca, 'ydir', 'reverse');
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85 %! xlabel ('loglog (a, abs (b))');
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86
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87 %!test
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88 %! hf = figure ("visible", "off");
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89 %! unwind_protect
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90 %! a = logspace (-5, 1, 10);
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91 %! b = logspace (-5, 1, 10);
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92 %! loglog (a, b);
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93 %! assert (get (gca, "yscale"), "log");
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94 %! assert (get (gca, "xscale"), "log");
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95 %! unwind_protect_cleanup
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96 %! close (hf);
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97 %! end_unwind_protect
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98
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99 %!test
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100 %! hf = figure ("visible", "off");
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101 %! unwind_protect
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102 %! a = logspace (-5, 1, 10);
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103 %! b =-logspace (-5, 1, 10);
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11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
104 %! loglog (a, b);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
105 %! axis tight;
13103
2e2738837a24 Add tests and demos for log-scale plotting functions
Carlo de Falco <kingcrimson@tiscali.it>
parents: 13090
diff changeset
106 %! assert (all (get (gca, "ytick") < 0));
2e2738837a24 Add tests and demos for log-scale plotting functions
Carlo de Falco <kingcrimson@tiscali.it>
parents: 13090
diff changeset
107 %! unwind_protect_cleanup
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
108 %! close (hf);
13103
2e2738837a24 Add tests and demos for log-scale plotting functions
Carlo de Falco <kingcrimson@tiscali.it>
parents: 13090
diff changeset
109 %! end_unwind_protect
2e2738837a24 Add tests and demos for log-scale plotting functions
Carlo de Falco <kingcrimson@tiscali.it>
parents: 13090
diff changeset
110