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Defines a quartic sinusoidally decreasing ramp.
f(t) = (final-initial)*(sin(pi/2+pi*t/(2*duration)))^4 + initial
duration (float) – Length of time for the ramp to complete.
initial (float) – Initial value of ramp.
final (float) – Final value of ramp.
Function that takes a single parameter t.
t
func