UnityECSJob-2

struct SpectrumJob : IJobParallelForTransform
{
    public float maxScale;
    public float dynamics;
    public float epsilon;
    public NativeArray<float> currentSpectrums;
    public NativeArray<float> prevSpectrums;
    public NativeArray<Vector3> origins;

    public void Execute(int index, TransformAccess transform)
    {
        float current = currentSpectrums[index];
        float prev = prevSpectrums[index];

        float val = (dynamics*prev + (1 - dynamics)*current);
        prevSpectrums[index] = val;

        float valAdjusted = val*maxScale;
        float halfHeight = valAdjusted*0.5f;

        Vector3 origin = origins[index];
        if(val >= epsilon)
        {
            transform.localPosition = new Vector3(origin.x, halfHeight, origin.z);
            transform.localScale = new Vector3(1, valAdjusted, 1);
        }
        else
        {
            transform.localScale = new Vector3(0, 0, 0);
        }
    }
}