quakeforge/tools/graph-timeframes

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#!/bin/sh
# Converts a timeframes.txt to a timeframes.png
if [ -z "`which xmgrace`" ]; then
echo "This script requires grace to be installed"
exit 1
fi
# Setup our file vars
if [ "$#" -ge "1" ]; then
infile="$1"
else
infile="${HOME}/.quakeforge/timeframes.txt"
fi
if [ "$#" -ge "2" ]; then
outfile="$2"
else
outfile="timeframes.png"
fi
batchfile="`tempfile -p timeframe`"
# Drop the commands into a file
echo -e \
'DEVICE "PNG" OP "compression:9"\n' \
's0.y = s0.y / 1000\n' \
'title "Time Spent On Each Frame"\n' \
'xaxis label "Frame Number"\n' \
'yaxis label "Time in Milliseconds"\n' \
>> "$batchfile"
# Autoscale the Y axes
echo -e \
'AUTOSCALE ONREAD YAXES\n' \
'autoscale\n' \
>> "$batchfile"
# Scale the X axes ourselves, since grace doesn't seem to do it properly
if [ "$infile" != "-" ]; then
echo "WORLD XMAX" "`cat \"$infile\" | wc -l`" >> "$batchfile"
:
fi
# Run xmgrace, skipping the first line since it's probably bogus
tail +2 "$infile" | xmgrace - -batch "$batchfile" -hdevice PNG -printfile "$outfile" -hardcopy
# Cleanup
rm "$batchfile"