states

type PhysicsState struct {
	// data
	Entity              *ecs.BasicEntity
	Position            *types.Position
	Velocity            *types.Velocity
	Acceleration        *types.Acceleration
	AngularVelocity     *types.Vector3
	AngularAcceleration *types.Vector3
	Orientation         *types.Orientation
	Mass                *types.Mass
	Time                float64

	// components
	Motor     *components.Motor
	Bodytube  *components.Bodytube
	Nosecone  *components.Nosecone
	Finset    *components.TrapezoidFinset
	Parachute *components.Parachute
}