Timers are classes keeping track of time passing the value
to the effect’s
draw methods. We should assume that time can move
in any direction at any speed. Time is always reported as a float in
The default timer if not specified in settings:
TIMER = 'demosys.timers.Timer'
This is a simple timer starting at 0 when effects start drawing.
All timers should respond correctly to pause
demosys.timers.Timer: Default timer just tracking time in seconds
demosys.timers.Music: Timer playing music reporting duration in the song
demosys.timers.RocketTimer: Timer using the rocket sync system
demosys.timers.RocketMusicTimer: Timer using the rocket sync system with music playback
You create a custom timer by extending