import { DangerZone } from "expo" ; const { Animated } = DangerZone ; const { spring , cond , set , clockRunning , startClock , stopClock , Value , add , multiply , lessThan , abs , modulo , round , interpolate , divide , sub , color , Extrapolate , Clock , } = Animated ; type Clock = typeof Clock ; type Val = typeof Value | number ; export const toRad = ( deg ) : Val => multiply ( deg , Math . PI / 180 ) ; export const toDeg = ( rad ) : Val => multiply ( rad , 180 / Math . PI ) ; export const translateZ = ( perspective , x ) => divide ( perspective , sub ( perspective , x ) ) ; export function runSpring ( clock , value , dest ) { const state = { finished : new Value ( 0 ) , velocity : new Value ( 0 ) , position : new Value ( 0 ) , time : new Value ( 0 ) , } ; const config = { damping : 20 , mass : 1 , stiffness : 100 , overshootClamping : false , restSpeedThreshold : 1 , restDisplacementThreshold : 0.5 , toValue : new Value ( 0 ) , } ; return [ cond ( clockRunning ( clock ) , 0 , [ set ( state . finished , 0 ) , set ( state . velocity , 0 ) , set ( state . position , value ) , set ( config . toValue , dest ) , startClock ( clock ) , ] ) , spring ( clock , state , config ) , cond ( state . finished , stopClock ( clock ) ) , state . position , ] ; }