RK4SpringDescription.fromSpring constructor

RK4SpringDescription.fromSpring(
  1. SpringDescription sd
)

Create from Flutter's SpringDescription. Maps stiffness→tension, damping→friction. Mass is ignored (Fuchsia always used mass=1).

Implementation

RK4SpringDescription.fromSpring(SpringDescription sd)
  : tension = sd.stiffness,
    friction = sd.damping;