LTDescr.easeInSine C# (CSharp) Method

    private Vector3 easeInSine()
    {
        val = - Mathf.Cos(this.ratioPassed * LeanTween.PI_DIV2);
        return new Vector3(this.diff.x * val + this.diff.x + this.from.x, this.diff.y * val + this.diff.y + this.from.y, this.diff.z * val + this.diff.z + this.from.z);
    }