OptionalautoOptionaldurationPlayback rate.
"day" mode: real-time seconds per simulated day. Default
8 — sunrise to sunset in 4 real-time seconds plus a few seconds
of night."year" mode: real-time seconds per simulated year. Default
30 — a full Jan-to-Dec sweep in 30 seconds.OptionalmodePlayback mode — selects what the cursor sweeps when playing.
"day" — sweeps from 00:00 to 24:00 on the cursor's
current date, looping. Useful for "day-in-the-life" shadow
sweep visualisations."year" — sweeps from Jan 1 to Dec 31 at the cursor's
current hour-of-day, looping. Useful for solstice-to-solstice
shadow envelope studies.Default "day".
The SunStudy this player drives.
Start playing immediately. Default
false.