poky/scripts/contrib/bb-perf/bb-matrix-plot.sh
Richard Purdie ffae400179 meta/lib+scripts: Convert to SPDX license headers
This adds SPDX license headers in place of the wide assortment of things
currently in our script headers. We default to GPL-2.0-only except for the
oeqa code where it was clearly submitted and marked as MIT on the most part
or some scripts which had the "or later" GPL versioning.

The patch also drops other obsolete bits of file headers where they were
encoountered such as editor modelines, obsolete maintainer information or
the phrase "All rights reserved" which is now obsolete and not required in
copyright headers (in this case its actually confusing for licensing as all
rights were not reserved).

More work is needed for OE-Core but this takes care of the bulk of the scripts
and meta/lib directories.

The top level LICENSE files are tweaked to match the new structure and the
SPDX naming.

(From OE-Core rev: f8c9c511b5f1b7dbd45b77f345cb6c048ae6763e)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2019-05-09 16:31:55 +01:00

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#!/bin/bash
#
# Copyright (c) 2011, Intel Corporation.
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# DESCRIPTION
# This script operates on the .dat file generated by bb-matrix.sh. It tolerates
# the header by skipping the first line, but error messages and bad data records
# need to be removed first. It will generate three views of the plot, and leave
# an interactive view open for further analysis.
#
# AUTHORS
# Darren Hart <dvhart@linux.intel.com>
#
# Setup the defaults
DATFILE="bb-matrix.dat"
XLABEL="BB_NUMBER_THREADS"
YLABEL="PARALLEL_MAKE"
FIELD=3
DEF_TITLE="Elapsed Time (seconds)"
PM3D_FRAGMENT="unset surface; set pm3d at s hidden3d 100"
SIZE="640,480"
function usage {
CMD=$(basename $0)
cat <<EOM
Usage: $CMD [-d datfile] [-f field] [-h] [-t title] [-w]
-d datfile The data file generated by bb-matrix.sh (default: $DATFILE)
-f field The field index to plot as the Z axis from the data file
(default: $FIELD, "$DEF_TITLE")
-h Display this help message
-s W,H PNG and window size in pixels (default: $SIZE)
-t title The title to display, should describe the field (-f) and units
(default: "$DEF_TITLE")
-w Render the plot as wireframe with a 2D colormap projected on the
XY plane rather than as the texture for the surface
EOM
}
# Parse and validate arguments
while getopts "d:f:hs:t:w" OPT; do
case $OPT in
d)
DATFILE="$OPTARG"
;;
f)
FIELD="$OPTARG"
;;
h)
usage
exit 0
;;
s)
SIZE="$OPTARG"
;;
t)
TITLE="$OPTARG"
;;
w)
PM3D_FRAGMENT="set pm3d at b"
W="-w"
;;
*)
usage
exit 1
;;
esac
done
# Ensure the data file exists
if [ ! -f "$DATFILE" ]; then
echo "ERROR: $DATFILE does not exist"
usage
exit 1
fi
PLOT_BASENAME=${DATFILE%.*}-f$FIELD$W
# Set a sane title
# TODO: parse the header and define titles for each format parameter for TIME(1)
if [ -z "$TITLE" ]; then
if [ ! "$FIELD" == "3" ]; then
TITLE="Field $FIELD"
else
TITLE="$DEF_TITLE"
fi
fi
# Determine the dgrid3d mesh dimensions size
MIN=$(tail -n +2 "$DATFILE" | cut -d ' ' -f 1 | sed 's/^0*//' | sort -n | uniq | head -n1)
MAX=$(tail -n +2 "$DATFILE" | cut -d ' ' -f 1 | sed 's/^0*//' | sort -n | uniq | tail -n1)
BB_CNT=$[${MAX} - $MIN + 1]
MIN=$(tail -n +2 "$DATFILE" | cut -d ' ' -f 2 | sed 's/^0*//' | sort -n | uniq | head -n1)
MAX=$(tail -n +2 "$DATFILE" | cut -d ' ' -f 2 | sed 's/^0*//' | sort -n | uniq | tail -n1)
PM_CNT=$[${MAX} - $MIN + 1]
(cat <<EOF
set title "$TITLE"
set xlabel "$XLABEL"
set ylabel "$YLABEL"
set style line 100 lt 5 lw 1.5
$PM3D_FRAGMENT
set dgrid3d $PM_CNT,$BB_CNT splines
set ticslevel 0.2
set term png size $SIZE
set output "$PLOT_BASENAME.png"
splot "$DATFILE" every ::1 using 1:2:$FIELD with lines ls 100
set view 90,0
set output "$PLOT_BASENAME-bb.png"
replot
set view 90,90
set output "$PLOT_BASENAME-pm.png"
replot
set view 60,30
set term wxt size $SIZE
replot
EOF
) | gnuplot --persist