Animating Progress

MainActivity.kt

// Defining infiniteTransition to calculate progress value
val infiniteTransition = rememberInfiniteTransition()                                                            
val progress by infiniteTransition.animateFloat(         
    initialValue = 0f,                                   
    animationSpec = infiniteRepeatable(                  
        animation = tween(2000),                         
        repeatMode = RepeatMode.Restart                  
    ),                                                   
    targetValue = 1f                                     
) 


// calculating position and tangent and storing it in float array

val pos = FloatArray(2)                                         
val tan = FloatArray(2)                                         
                                                                
PathMeasure().apply {                                            
    setPath(infinityPath.asAndroidPath(), false)                
    getPosTan(length * progress, pos, tan)                      
}