#!/bin/sh

if [ $# -eq 0 ] || [ "$1" = "-h" ]; then
    cat<<EOF
Usage: ${0##*/} WIN32EXE PARAMS"

Run Wine application while displaying FPS onscreen.
EOF
    exit
fi

if [ -z "$(command -v osd_cat)" ]; then
    echo "You need osd_cat."
    exit
fi

## The unbuffered option is -u on GNU and OpenBSD, -l on others.
OPT_UNBUF=-l
if [ "$(uname)" = "Linux" ] || [ "$(uname)" = "OpenBSD" ]; then
    OPT_UNBUF=-u
fi

WINEDEBUG=fps wine "$@" 2>&1 | tee /dev/stderr | \
    sed $OPT_UNBUF -n '/^trace:fps:/{s/.* \([^ ]*\)fps/\1/;p}' | \
    osd_cat -l1 -f  "-*-*-*-*-*-*-32-*-*-*-*-*-*-*" -O1 -c "yellow"