Merge branch 'master' into debian

This commit is contained in:
Dima Kogan 2014-01-24 15:48:57 -08:00
commit 19c56ae041
5 changed files with 237 additions and 138 deletions

12
Changes
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@ -1,3 +1,15 @@
feedgnuplot (1.30) unstable; urgency=low
* Added --with, --set, --unset, --style, --styleall
-- Dima Kogan <dima@secretsauce.net> Fri, 24 Jan 2014 15:38:07 -0800
feedgnuplot (1.29) unstable; urgency=low
* added CPAN meta-data to require IPC::Run at build time
-- Dima Kogan <dima@secretsauce.net> Wed, 04 Dec 2013 21:12:40 -0800
feedgnuplot (1.28) feedgnuplot (1.28)
* Minor POD update * Minor POD update

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@ -63,7 +63,8 @@ WriteMakefile
: ()), : ()),
PL_FILES => {}, PL_FILES => {},
EXE_FILES => [ 'bin/feedgnuplot' ], EXE_FILES => [ 'bin/feedgnuplot' ],
BUILD_REQUIRES => { 'String::ShellQuote' => 0}, BUILD_REQUIRES => { 'String::ShellQuote' => 0,
'IPC::Run' => 0},
dist => { COMPRESS => 'gzip -9f', SUFFIX => 'gz', }, dist => { COMPRESS => 'gzip -9f', SUFFIX => 'gz', },
clean => { FILES => 'feedgnuplot-*' }, clean => { FILES => 'feedgnuplot-*' },
); );

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@ -13,7 +13,7 @@ use Thread::Queue;
use Pod::Usage; use Pod::Usage;
use Time::Piece; use Time::Piece;
my $VERSION = 1.28; my $VERSION = 1.30;
my %options; my %options;
interpretCommandline(); interpretCommandline();
@ -107,14 +107,25 @@ sub interpretCommandline
# syntax, but disregarded the order of the given options. This resulted in arbitrarily ordered # syntax, but disregarded the order of the given options. This resulted in arbitrarily ordered
# curves. I thus make parse these into lists, and then also make hashes, for later use # curves. I thus make parse these into lists, and then also make hashes, for later use
# needed for these to be parsed into an array-ref # needed for these to be parsed into an array-ref, these default to []
$options{legend} = []; $options{legend} = [];
$options{curvestyle} = []; $options{curvestyle} = [];
$options{style} = [];
$options{histogram} = []; $options{histogram} = [];
$options{y2} = [];
$options{extracmds} = [];
$options{set} = [];
$options{unset} = [];
$options{curvestyleall} = '';
$options{styleall} = '';
$options{with} = '';
GetOptions(\%options, 'stream:s', 'domain!', 'dataid!', '3d!', 'colormap!', 'lines!', 'points!', GetOptions(\%options, 'stream:s', 'domain!', 'dataid!', '3d!', 'colormap!', 'lines!', 'points!',
'circles', 'legend=s{2}', 'autolegend!', 'xlabel=s', 'ylabel=s', 'y2label=s', 'zlabel=s', 'circles', 'legend=s{2}', 'autolegend!', 'xlabel=s', 'ylabel=s', 'y2label=s', 'zlabel=s',
'title=s', 'xlen=f', 'ymin=f', 'ymax=f', 'xmin=s', 'xmax=s', 'y2min=f', 'y2max=f', 'title=s', 'xlen=f', 'ymin=f', 'ymax=f', 'xmin=s', 'xmax=s', 'y2min=f', 'y2max=f',
'zmin=f', 'zmax=f', 'y2=s@', 'curvestyle=s{2}', 'curvestyleall=s', 'extracmds=s@', 'zmin=f', 'zmax=f', 'y2=s@',
'style=s{2}', 'curvestyle=s{2}', 'curvestyleall=s', 'styleall=s', 'with=s', 'extracmds=s@', 'set=s@', 'unset=s@',
'square!', 'square_xy!', 'hardcopy=s', 'maxcurves=i', 'monotonic!', 'timefmt=s', 'square!', 'square_xy!', 'hardcopy=s', 'maxcurves=i', 'monotonic!', 'timefmt=s',
'histogram=s@', 'binwidth=f', 'histstyle=s', 'histogram=s@', 'binwidth=f', 'histstyle=s',
'terminal=s', 'terminal=s',
@ -138,9 +149,6 @@ sub interpretCommandline
exit 0; exit 0;
} }
# no global style if one isn't given
$options{curvestyleall} = '' unless defined $options{curvestyleall};
# expand options that are given as comma-separated lists # expand options that are given as comma-separated lists
for my $listkey (qw(histogram y2)) for my $listkey (qw(histogram y2))
{ {
@ -148,6 +156,22 @@ sub interpretCommandline
if defined $options{$listkey}; if defined $options{$listkey};
} }
# --style and --curvestyle are synonyms, as are --styleall and
# --curvestyleall, so fill that in
if( $options{styleall} )
{
if($options{curvestyleall} )
{
$options{curvestyleall} .= " $options{styleall}";
}
else
{
$options{curvestyleall} = $options{styleall};
}
}
push @{$options{curvestyle}}, @{$options{style}};
# --legend and --curvestyle options are conceptually hashes, but are parsed as # --legend and --curvestyle options are conceptually hashes, but are parsed as
# arrays in order to preserve the ordering. I parse both of these into hashes # arrays in order to preserve the ordering. I parse both of these into hashes
# because those are useful to have later. After this I can access individual # because those are useful to have later. After this I can access individual
@ -203,6 +227,17 @@ sub interpretCommandline
} }
} }
if( $options{curvestyleall} && $options{with} )
{
print STDERR "--curvestyleall and --with are mutually exclusive. Please just use one.\n";
exit -1;
}
if( $options{with} )
{
$options{curvestyleall} = "with $options{with}";
$options{with} = '';
}
if ($options{colormap}) if ($options{colormap})
{ {
# colormap styles all curves with palette. Seems like there should be a way to do this with a # colormap styles all curves with palette. Seems like there should be a way to do this with a
@ -224,7 +259,7 @@ sub interpretCommandline
exit -1; exit -1;
} }
if ( defined $options{y2min} || defined $options{y2max} || defined $options{y2} ) if ( defined $options{y2min} || defined $options{y2max} || @{$options{y2}} )
{ {
print STDERR "--3d does not make sense with --y2...\n"; print STDERR "--3d does not make sense with --y2...\n";
exit -1; exit -1;
@ -486,7 +521,7 @@ sub mainThread
} }
# For the specified values, set the legend entries to 'title "blah blah"' # For the specified values, set the legend entries to 'title "blah blah"'
if(defined $options{legend} && @{$options{legend}}) if(@{$options{legend}})
{ {
# @{$options{legend}} is a list where consecutive pairs are (curveID, # @{$options{legend}} is a list where consecutive pairs are (curveID,
# legend). I use $options{legend} here instead of $options{legend_hash} # legend). I use $options{legend} here instead of $options{legend_hash}
@ -501,7 +536,7 @@ sub mainThread
} }
# add the extra curve options # add the extra curve options
if(defined $options{curvestyle} && @{$options{curvestyle}}) if(@{$options{curvestyle}})
{ {
# @{$options{curvestyle}} is a list where consecutive pairs are (curveID, # @{$options{curvestyle}} is a list where consecutive pairs are (curveID,
# style). I use $options{curvestyle} here instead of # style). I use $options{curvestyle} here instead of
@ -516,13 +551,7 @@ sub mainThread
} }
# For the values requested to be printed on the y2 axis, set that # For the values requested to be printed on the y2 axis, set that
if( defined $options{y2} ) addCurveOption($_, 'axes x1y2') foreach (@{$options{y2}});
{
foreach (@{$options{y2}})
{
addCurveOption($_, 'axes x1y2');
}
}
# timefmt # timefmt
if( $options{timefmt} ) if( $options{timefmt} )
@ -532,26 +561,17 @@ sub mainThread
} }
# add the extra global options # add the extra global options
if(defined $options{extracmds}) print(PIPE "$_\n") foreach (@{$options{extracmds}});
{ print(PIPE "set $_\n") foreach (@{$options{set}});
foreach (@{$options{extracmds}}) print(PIPE "unset $_\n") foreach (@{$options{unset}});
{
print(PIPE "$_\n");
}
}
# set up histograms # set up histograms
if( defined $options{histogram} )
{
$options{binwidth} ||= 1; # if no binwidth given, set it to 1 $options{binwidth} ||= 1; # if no binwidth given, set it to 1
print PIPE print PIPE
"set boxwidth $options{binwidth}\n" . "set boxwidth $options{binwidth}\n" .
"histbin(x) = $options{binwidth} * floor(0.5 + x/$options{binwidth})\n"; "histbin(x) = $options{binwidth} * floor(0.5 + x/$options{binwidth})\n";
foreach (@{$options{histogram}})
{ setCurveAsHistogram( $_ ) foreach (@{$options{histogram}});
setCurveAsHistogram( $_ );
}
}
# regexp for a possibly floating point, possibly scientific notation number # regexp for a possibly floating point, possibly scientific notation number
my $numRE = '-?\d*\.?\d+(?:[Ee][-+]?\d+)?'; my $numRE = '-?\d*\.?\d+(?:[Ee][-+]?\d+)?';
@ -568,7 +588,7 @@ sub mainThread
# gnuplot # gnuplot
print PIPE "set xtics\n"; print PIPE "set xtics\n";
if($options{y2}) if(@{$options{y2}})
{ {
print PIPE "set ytics nomirror\n"; print PIPE "set ytics nomirror\n";
print PIPE "set y2tics\n"; print PIPE "set y2tics\n";
@ -787,9 +807,17 @@ sub updateCurveOptions
my $titleoption = defined $title ? "title \"$title\"" : "notitle"; my $titleoption = defined $title ? "title \"$title\"" : "notitle";
my $curvestyleall = ''; my ($curvestyleall);
$curvestyleall = $options{curvestyleall} if( defined $options{curvestyle_hash}{$id} )
if defined $options{curvestyleall} && !defined $options{curvestyle_hash}{$id}; {
# I have a curve-specific style set with --curvestyle. This style lives in
# $curve->{extraoptions}, and it overrides the global styles
$curvestyleall = '';
}
else
{
$curvestyleall = $options{curvestyleall};
}
my $histoptions = $curve->{histoptions} || ''; my $histoptions = $curve->{histoptions} || '';
@ -1027,14 +1055,21 @@ plotting. Input parsing is flexible; every line need not have the same number of
points. New curves will be created as needed. points. New curves will be created as needed.
The most commonly used functionality of gnuplot is supported directly by the The most commonly used functionality of gnuplot is supported directly by the
script. Anything not directly supported can still be done with the script. Anything not directly supported can still be done with options such as
C<--extracmds> and C<--curvestyle> options. Arbitrary gnuplot commands can be C<--set>, C<--extracmds> C<--style>, etc. Arbitrary gnuplot commands can be
passed in with C<--extracmds>. For example, to turn off the grid, pass in passed in with C<--extracmds>. For example, to turn off the grid, you can pass
C<--extracmds 'unset grid'>. As many of these options as needed can be passed in C<--extracmds 'unset grid'>. Commands C<--set> and C<--unset> exists to
in. To add arbitrary curve styles, use C<--curvestyle curveID extrastyle>. Pass provide nicer syntax, so this is equivalent to passing C<--unset grid>. As many
these more than once to affect more than one curve. To apply an extra style to of these options as needed can be passed in. To add arbitrary curve styles, use
I<all> the curves that lack an explicit C<--curvestyle>, pass in C<--style curveID extrastyle>. Pass these more than once to affect more than one
C<--curvestyleall extrastyle>. curve.
To apply an extra style to I<all> the curves that lack an explicit C<--style>,
pass in C<--styleall extrastyle>. In the most common case, the extra style is
C<with something>. To support this more simply, you can pass in C<--with
something> instead of C<--styleall 'with something'>. C<--styleall> and
C<--with> are mutually exclusive. Furthermore any curve-specific C<--style>
overrides the global C<--styleall> or C<--with> setting.
=head2 Data formats =head2 Data formats
@ -1050,7 +1085,7 @@ interpreted as the I<X>-value for the rest of the data on that line. Without
C<--domain> the I<X>-value is the line number, and the first value on a line is C<--domain> the I<X>-value is the line number, and the first value on a line is
a plain data point like the others. Default is C<--nodomain>. Thus the original a plain data point like the others. Default is C<--nodomain>. Thus the original
example above produces 2 curves, with B<1,2,3,4,5> as the I<X>-values. If we run example above produces 2 curves, with B<1,2,3,4,5> as the I<X>-values. If we run
the same command with --domain: the same command with C<--domain>:
$ seq 5 | awk '{print 2*$1, $1*$1}' | feedgnuplot --domain $ seq 5 | awk '{print 2*$1, $1*$1}' | feedgnuplot --domain
@ -1081,14 +1116,13 @@ to represent a single point. For example, the script has support to plot all the
data with C<--circles>. This requires a radius to be specified for each point in data with C<--circles>. This requires a radius to be specified for each point in
addition to the position of the point. Thus, when plotting with C<--circles>, 2 addition to the position of the point. Thus, when plotting with C<--circles>, 2
numbers are read for each data point instead of 1. A similar situation exists numbers are read for each data point instead of 1. A similar situation exists
with C<--colormap> where each point contains the position I<and> the with C<--colormap> where each point contains the position I<and> the color.
color. There are other gnuplot styles that require more data (such as error There are other gnuplot styles that require more data (such as error bars), but
bars), but none of these are directly supported by the script. They can still be none of these are directly supported by the script. They can still be used,
used, though, by specifying the specific style with C<--curvestyle>, and though, by specifying the specific style with C<--style>, and specifying how
specifying how many extra values are needed for each point with many extra values are needed for each point with C<--extraValuesPerPoint extra>.
C<--extraValuesPerPoint extra>. C<--extraValuesPerPoint> is ONLY needed for the C<--extraValuesPerPoint> is ONLY needed for the styles not explicitly supported;
styles not explicitly supported; supported styles set that variable supported styles set that variable automatically.
automatically.
=head3 3D data =head3 3D data
@ -1131,7 +1165,7 @@ C<--timefmt>. Example:
awk '$1 ~ /..:..:../ && $8 ~/^[0-9\.]*$/ {print $1,$8; fflush()}' | awk '$1 ~ /..:..:../ && $8 ~/^[0-9\.]*$/ {print $1,$8; fflush()}' |
feedgnuplot --stream --domain feedgnuplot --stream --domain
--lines --timefmt '%H:%M:%S' --lines --timefmt '%H:%M:%S'
--extracmds 'set format x "%H:%M:%S"' --set 'format x "%H:%M:%S"'
This plots the 'idle' CPU consumption against time. This plots the 'idle' CPU consumption against time.
@ -1222,10 +1256,10 @@ data file can be plotted simply with
$ ./data $ ./data
The caveats here are that on Linux the whole #! line is limited to 127 charaters The caveats here are that on Linux the whole #! line is limited to 127
and that the full path to feedgnuplot must be given. The 127 character limit is characters and that the full path to feedgnuplot must be given. The 127
a serious limitation, but this can likely be resolved with a kernel patch. I character limit is a serious limitation, but this can likely be resolved with a
have only tried on Linux 2.6. kernel patch. I have only tried on Linux 2.6.
=head3 Self-plotting data with perl inline data =head3 Self-plotting data with perl inline data
@ -1271,14 +1305,14 @@ it to the plotter.
=item =item
--[no]domain --C<[no]domain>
If enabled, the first element of each line is the domain variable. If not, the If enabled, the first element of each line is the domain variable. If not, the
point index is used point index is used
=item =item
--[no]dataid --C<[no]dataid>
If enabled, each data point is preceded by the ID of the data set that point If enabled, each data point is preceded by the ID of the data set that point
corresponds to. This ID is interpreted as a string, NOT as just a number. If not corresponds to. This ID is interpreted as a string, NOT as just a number. If not
@ -1290,23 +1324,23 @@ As an example, if line 3 of the input is "0 9 1 20" then
=item =item
'--nodomain --nodataid' would parse the 4 numbers as points in 4 different C<--nodomain --nodataid> would parse the 4 numbers as points in 4 different
curves at x=3 curves at x=3
=item =item
'--domain --nodataid' would parse the 4 numbers as points in 3 different C<--domain --nodataid> would parse the 4 numbers as points in 3 different
curves at x=0. Here, 0 is the x-variable and 9,1,20 are the data values curves at x=0. Here, 0 is the x-variable and 9,1,20 are the data values
=item =item
'--nodomain --dataid' would parse the 4 numbers as points in 2 different C<--nodomain --dataid> would parse the 4 numbers as points in 2 different
curves at x=3. Here 0 and 1 are the data IDs and 9 and 20 are the curves at x=3. Here 0 and 1 are the data IDs and 9 and 20 are the
data values data values
=item =item
'--domain --dataid' would parse the 4 numbers as a single point at C<--domain --dataid> would parse the 4 numbers as a single point at
x=0. Here 9 is the data ID and 1 is the data value. 20 is an extra x=0. Here 9 is the data ID and 1 is the data value. 20 is an extra
value, so it is ignored. If another value followed 20, we'd get another value, so it is ignored. If another value followed 20, we'd get another
point in curve ID 20 point in curve ID 20
@ -1315,20 +1349,20 @@ point in curve ID 20
=item =item
--[no]3d C<--[no]3d>
Do [not] plot in 3D. This only makes sense with --domain. Each domain here is an Do [not] plot in 3D. This only makes sense with C<--domain>. Each domain here is
(x,y) tuple an (x,y) tuple
=item =item
--timefmt [format] --C<timefmt [format]>
Interpret the X data as a time/date, parsed with the given format Interpret the X data as a time/date, parsed with the given format
=item =item
--colormap C<--colormap>
Show a colormapped xy plot. Requires extra data for the color. zmin/zmax can be Show a colormapped xy plot. Requires extra data for the color. zmin/zmax can be
used to set the extents of the colors. Automatically increments used to set the extents of the colors. Automatically increments
@ -1336,7 +1370,7 @@ C<--extraValuesPerPoint>
=item =item
--stream [period] C<--stream [period]>
Plot the data as it comes in, in realtime. If period is given, replot every Plot the data as it comes in, in realtime. If period is given, replot every
period seconds. If no period is given, replot at 1Hz. If the period is given as period seconds. If no period is given, replot at 1Hz. If the period is given as
@ -1345,19 +1379,19 @@ L</"Real-time streaming data"> section of the man page.
=item =item
--[no]lines C<--[no]lines>
Do [not] draw lines to connect consecutive points Do [not] draw lines to connect consecutive points
=item =item
--[no]points C<--[no]points>
Do [not] draw points Do [not] draw points
=item =item
--circles C<--circles>
Plot with circles. This requires a radius be specified for each point. Plot with circles. This requires a radius be specified for each point.
Automatically increments C<--extraValuesPerPoint>). C<Not> supported for 3d Automatically increments C<--extraValuesPerPoint>). C<Not> supported for 3d
@ -1365,35 +1399,35 @@ plots.
=item =item
--title xxx C<--title xxx>
Set the title of the plot Set the title of the plot
=item =item
--legend curveID legend C<--legend curveID legend>
Set the label for a curve plot. Use this option multiple times for multiple Set the label for a curve plot. Use this option multiple times for multiple
curves. With --dataid, curveID is the ID. Otherwise, it's the index of the curves. With C<--dataid>, curveID is the ID. Otherwise, it's the index of the
curve, starting at 0 curve, starting at 0
=item =item
--autolegend C<--autolegend>
Use the curve IDs for the legend. Titles given with --legend override these Use the curve IDs for the legend. Titles given with C<--legend> override these
=item =item
--xlen xxx C<--xlen xxx>
When using --stream, sets the size of the x-window to plot. Omit this or set it When using C<--stream>, sets the size of the x-window to plot. Omit this or set
to 0 to plot ALL the data. Does not make sense with 3d plots. Implies it to 0 to plot ALL the data. Does not make sense with 3d plots. Implies
--monotonic C<--monotonic>
=item =item
--xmin/xmax/ymin/ymax/y2min/y2max/zmin/zmax xxx C<--xmin/xmax/ymin/ymax/y2min/y2max/zmin/zmax xxx>
Set the range for the given axis. These x-axis bounds are ignored in a streaming Set the range for the given axis. These x-axis bounds are ignored in a streaming
plot. The y2-axis bound do not apply in 3d plots. The z-axis bounds apply plot. The y2-axis bound do not apply in 3d plots. The z-axis bounds apply
@ -1401,52 +1435,52 @@ I<only> to 3d plots or colormaps.
=item =item
--xlabel/ylabel/y2label/zlabel xxx C<--xlabel/ylabel/y2label/zlabel xxx>
Label the given axis. The y2-axis label does not apply to 3d plots while the Label the given axis. The y2-axis label does not apply to 3d plots while the
z-axis label applies I<only> to 3d plots. z-axis label applies I<only> to 3d plots.
=item =item
--y2 xxx C<--y2 xxx>
Plot the data specified by this curve ID on the y2 axis. Without --dataid, the Plot the data specified by this curve ID on the y2 axis. Without C<--dataid>,
ID is just an ordered 0-based index. Does not apply to 3d plots. Can be passed the ID is just an ordered 0-based index. Does not apply to 3d plots. Can be
multiple times, or passed a comma-separated list. By default the y2-axis curves passed multiple times, or passed a comma-separated list. By default the y2-axis
look the same as the y-axis ones. I.e. the viewer of the resulting plot has to curves look the same as the y-axis ones. I.e. the viewer of the resulting plot
be told which is which via an axes label, legend, etc. Prior to version 1.25 of has to be told which is which via an axes label, legend, etc. Prior to version
feedgnuplot the curves plotted on the y2 axis were drawn with a thicker line. 1.25 of feedgnuplot the curves plotted on the y2 axis were drawn with a thicker
This is no longer the case, but that behavior can be brought back by passing line. This is no longer the case, but that behavior can be brought back by
something like passing something like
--y2 curveid --curvestyle curveid 'linewidth 3' --y2 curveid --style curveid 'linewidth 3'
=item =item
--histogram curveID C<--histogram curveID>
Set up a this specific curve to plot a histogram. The bin width is given with Set up a this specific curve to plot a histogram. The bin width is given with
the --binwidth option (assumed 1.0 if omitted). --histogram does NOT touch the the C<--binwidth> option (assumed 1.0 if omitted). C<--histogram> does I<not>
drawing style. It is often desired to plot these with boxes, and this MUST be touch the drawing style. It is often desired to plot these with boxes, and this
explicitly requested with --curvestyleall 'with boxes'. This works with --domain I<must> be explicitly requested by C<--with boxes>. This works with C<--domain>
and/or --stream, but in those cases the x-value is used ONLY to cull old data and/or C<--stream>, but in those cases the x-value is used I<only> to cull old
because of --xlen or --monotonic. I.e. the x-values are NOT drawn in any way. data because of C<--xlen> or C<--monotonic>. I.e. the x-values are I<not> drawn
Can be passed multiple times, or passed a comma- separated list in any way. Can be passed multiple times, or passed a comma- separated list
=item =item
--binwidth width C<--binwidth width>
The width of bins when making histograms. This setting applies to ALL histograms The width of bins when making histograms. This setting applies to ALL histograms
in the plot. Defaults to 1.0 if not given. in the plot. Defaults to 1.0 if not given.
=item =item
--histstyle style C<--histstyle style>
Normally, histograms are generated with the 'smooth freq' gnuplot style. Normally, histograms are generated with the 'smooth freq' gnuplot style.
--histstyle can be used to select different 'smooth' settings. Allowed are C<--histstyle> can be used to select different 'smooth' settings. Allowed are
'unique', 'cumulative' and 'cnormal'. 'unique' indicates whether a bin has at 'unique', 'cumulative' and 'cnormal'. 'unique' indicates whether a bin has at
least one item in it: instead of counting the items, it'll always report 0 or 1. least one item in it: instead of counting the items, it'll always report 0 or 1.
'cumulative' is the integral of the "normal" histogram. 'cnormal' is like 'cumulative' is the integral of the "normal" histogram. 'cnormal' is like
@ -1454,58 +1488,100 @@ least one item in it: instead of counting the items, it'll always report 0 or 1.
=item =item
--curvestyle curveID C<--style curveID style>
style Additional styles per curve. With --dataid, curveID is the ID. Otherwise, Additional styles per curve. With C<--dataid>, curveID is the ID. Otherwise,
it's the index of the curve, starting at 0. Use this option multiple times for it's the index of the curve, starting at 0. Use this option multiple times for
multiple curves. --curvestylall does NOT apply to curves that have a multiple curves. C<--styleall> does I<not> apply to curves that have a
--curvestyle C<--style>
=item =item
--curvestyleall xxx C<--curvestyle curveID>
Additional styles for all curves that have no --curvestyle Synonym for C<--style>
=item =item
--extracmds xxx C<--styleall xxx>
Additional commands. These could contain extra global styles for instance. Can Additional styles for all curves that have no C<--style>. This is overridden by
be passed multiple times. any applicable C<--style>. Exclusive with C<--with>.
=item =item
--square C<--curvestyleall xxx>
Synonym for C<--styleall>
=item
C<--with xxx>
Same as C<--styleall>, but prefixed with "with". Thus
--with boxes
is equivalent to
--styleall 'with boxes'
Exclusive with C<--styleall>.
=item
C<--extracmds xxx>
Additional commands to pass on to gnuplot verbatim. These could contain extra
global styles for instance. Can be passed multiple times.
=item
C<--set xxx>
Additional 'set' commands to pass on to gnuplot verbatim. C<--set 'a b c'> will
result in gnuplot seeing a C<set a b c> command. Can be passed multiple times.
=item
C<--unset xxx>
Additional 'unset' commands to pass on to gnuplot verbatim. C<--unset 'a b c'>
will result in gnuplot seeing a C<unset a b c> command. Can be passed multiple
times.
=item
C<--square>
Plot data with aspect ratio 1. For 3D plots, this controls the aspect ratio for Plot data with aspect ratio 1. For 3D plots, this controls the aspect ratio for
all 3 axes all 3 axes
=item =item
--square_xy C<--square_xy>
For 3D plots, set square aspect ratio for ONLY the x,y axes For 3D plots, set square aspect ratio for ONLY the x,y axes
=item =item
--hardcopy xxx C<--hardcopy xxx>
If not streaming, output to a file specified here. Format inferred from If not streaming, output to a file specified here. Format inferred from
filename, unless specified by --terminal filename, unless specified by C<--terminal>
=item =item
--terminal xxx C<--terminal xxx>
String passed to 'set terminal'. No attempts are made to validate this. String passed to 'set terminal'. No attempts are made to validate this.
--hardcopy sets this to some sensible defaults if --hardcopy is given .png, C<--hardcopy> sets this to some sensible defaults if --hardcopy is given .png,
.pdf, .ps, .eps or .svg. If any other file type is desired, use both --hardcopy .pdf, .ps, .eps or .svg. If any other file type is desired, use both
and --terminal C<--hardcopy> and C<--terminal>
=item =item
--maxcurves xxx C<--maxcurves xxx>
The maximum allowed number of curves. This is 100 by default, but can be reset The maximum allowed number of curves. This is 100 by default, but can be reset
with this option. This exists purely to prevent perl from allocating all of the with this option. This exists purely to prevent perl from allocating all of the
@ -1513,34 +1589,34 @@ system's memory when reading bogus data
=item =item
--monotonic C<--monotonic>
If --domain is given, checks to make sure that the x- coordinate in the input If C<--domain> is given, checks to make sure that the x- coordinate in the input
data is monotonically increasing. If a given x-variable is in the past, all data data is monotonically increasing. If a given x-variable is in the past, all data
currently cached for this curve is purged. Without --monotonic, all data is currently cached for this curve is purged. Without C<--monotonic>, all data is
kept. Does not make sense with 3d plots. No --monotonic by default. The data is kept. Does not make sense with 3d plots. No C<--monotonic> by default. The data is
replotted before being purged replotted before being purged
=item =item
--extraValuesPerPoint C<--extraValuesPerPoint xxx>
xxx How many extra values are given for each data point. Normally this is 0, and How many extra values are given for each data point. Normally this is 0, and
does not need to be specified, but sometimes we want extra data, like for colors does not need to be specified, but sometimes we want extra data, like for colors
or point sizes or error bars, etc. feedgnuplot options that require this or point sizes or error bars, etc. feedgnuplot options that require this
(colormap, circles) automatically set it. This option is ONLY needed if unknown (colormap, circles) automatically set it. This option is ONLY needed if unknown
styles are used, with --curvestyleall for instance styles are used, with C<--styleall> or C<--with> for instance
=item =item
--dump C<--dump>
Instead of printing to gnuplot, print to STDOUT. Very useful for debugging. It Instead of printing to gnuplot, print to STDOUT. Very useful for debugging. It
is possible to send the output produced this way to gnuplot directly. is possible to send the output produced this way to gnuplot directly.
=item =item
--exit C<--exit>
Terminate the feedgnuplot process after passing data to gnuplot. The window will Terminate the feedgnuplot process after passing data to gnuplot. The window will
persist but will not be interactive. Without this option feedgnuplot keeps persist but will not be interactive. Without this option feedgnuplot keeps
@ -1549,13 +1625,13 @@ later versions of gnuplot and only with some gnuplot terminals.
=item =item
--geometry C<--geometry>
If using X11, specifies the size, position of the plot window If using X11, specifies the size, position of the plot window
=item =item
--version C<--version>
Print the version and exit Print the version and exit
@ -1602,7 +1678,7 @@ in a Thinkpad.
=head2 Plotting a histogram of file sizes in a directory =head2 Plotting a histogram of file sizes in a directory
$ ls -l | awk '{print $5/1e6}' | $ ls -l | awk '{print $5/1e6}' |
feedgnuplot --histogram 0 --curvestyleall 'with boxes' --ymin 0 --xlabel 'File size (MB)' --ylabel Frequency feedgnuplot --histogram 0 --with boxes --ymin 0 --xlabel 'File size (MB)' --ylabel Frequency
=head1 ACKNOWLEDGEMENT =head1 ACKNOWLEDGEMENT

View File

@ -7,12 +7,17 @@ complete -W \
--colormap \ --colormap \
--curvestyle \ --curvestyle \
--curvestyleall \ --curvestyleall \
--style \
--styleall \
--with \
--dataid \ --dataid \
--domain \ --domain \
--dump \ --dump \
--exit \ --exit \
--extraValuesPerPoint \ --extraValuesPerPoint \
--extracmds \ --extracmds \
--set \
--unset \
--geometry \ --geometry \
--hardcopy \ --hardcopy \
--help \ --help \

View File

@ -26,8 +26,12 @@ _arguments -S
'--zmin:min Z:' \ '--zmin:min Z:' \
'--zmax:max Z:' \ '--zmax:max Z:' \
'*--y2:plot to place on the Y2 axis:' \ '*--y2:plot to place on the Y2 axis:' \
'--curvestyleall[Additional styles for ALL curves]:style' \ '(--with)--curvestyleall[Additional styles for ALL curves]:style' \
'(--with)--styleall[Additional styles for ALL curves]:style' \
'(--curvestyleall)--with[Additional styles for ALL curves]:style' \
'*--extracmds[Additional gnuplot commands]:command' \ '*--extracmds[Additional gnuplot commands]:command' \
'*--set[Additional 'set' gnuplot commands]:set-option' \
'*--unset[Additional 'unset' gnuplot commands]:unset-option' \
'--square[Plot data with square aspect ratio]' \ '--square[Plot data with square aspect ratio]' \
'--square_xy[For 3D plots, set square aspect ratio for ONLY the x,y axes]' \ '--square_xy[For 3D plots, set square aspect ratio for ONLY the x,y axes]' \
'--hardcopy[Plot to a file]:filename' \ '--hardcopy[Plot to a file]:filename' \
@ -37,6 +41,7 @@ _arguments -S
'--dump[Instead of printing to gnuplot, print to STDOUT]' \ '--dump[Instead of printing to gnuplot, print to STDOUT]' \
'--geometry[The X11 geometry string]:geometry string:' \ '--geometry[The X11 geometry string]:geometry string:' \
'*--curvestyle[Additional styles for a curve]:curve id: :style:' \ '*--curvestyle[Additional styles for a curve]:curve id: :style:' \
'*--style[Additional styles for a curve]:curve id: :style:' \
'(--3d)*--histogram:plot to treat as a histogram:' \ '(--3d)*--histogram:plot to treat as a histogram:' \
'--binwidth:Histogram bin width:' \ '--binwidth:Histogram bin width:' \
'--histstyle:Style of histogram:(frequency unique cumulative cnormal)' \ '--histstyle:Style of histogram:(frequency unique cumulative cnormal)' \