private float getRotationY(double x, double y, double z) {
double dis1 = y - (this.y + 1);
double dis2 = Math.sqrt(Math.pow(x - this.x, 2) + Math.pow(z - this.z, 2));
return (float) ((Math.atan2(dis2, dis1) * 180D) / Math.PI) - 90F;
}
private float getRotationX(double x, double y, double z) {
double d = this.x - x;
double d1 = this.z - z;
return (float) (((Math.atan2(d1, d) * 180D) / Math.PI) + 90) % 360;
}