
#
# Interpolate filter
# 


echo 'FIELD_DELIMITER COMMA' > ${TMPDIR}/interp.style
echo 'RECORD_DELIMITER NEWLINE' >> ${TMPDIR}/interp.style
echo 'BADCHARS COMMA' >> ${TMPDIR}/interp.style
echo 'PROLOGUE Lat,Long,Distance,Altitude,Time' >> ${TMPDIR}/interp.style
echo 'IFIELD LAT_DECIMAL, "", "%.6f"' >> ${TMPDIR}/interp.style
echo 'IFIELD LON_DECIMAL, "", "%.6f"' >> ${TMPDIR}/interp.style
echo 'IFIELD PATH_DISTANCE_METERS, "", "%.0f"' >> ${TMPDIR}/interp.style
echo 'IFIELD ALT_METERS, "", "%.3f"' >> ${TMPDIR}/interp.style
echo 'IFIELD TIMET_TIME_MS, "", "%lld"' >> ${TMPDIR}/interp.style
gpsbabel -t -i gpx -f ${REFERENCE}/track/simpletrack.gpx -x interpolate,distance=50m -o gpx -F ${TMPDIR}/interp.gpx -o xcsv,style=${TMPDIR}/interp.style -F ${TMPDIR}/interp.csv
compare ${REFERENCE}/track/interptrack.gpx ${TMPDIR}/interp.gpx 
compare ${REFERENCE}/track/interptrack.csv ${TMPDIR}/interp.csv

gpsbabel -t -i gpx -f ${REFERENCE}/track/simpletrack.gpx -x interpolate,time=1 -o gpx -F ${TMPDIR}/tinterp.gpx -o xcsv,style=${TMPDIR}/interp.style -F ${TMPDIR}/tinterp.csv
compare ${REFERENCE}/track/tinterptrack.gpx ${TMPDIR}/tinterp.gpx 
compare ${REFERENCE}/track/tinterptrack.csv ${TMPDIR}/tinterp.csv
