public MonsterUnit(MyGame game,Vector3 Position, Vector3 Rotation, Vector3 Scale, MonsterConstants monsterConstants)
: base(game,Position, Rotation, Scale)
{
direction = Vector3.Transform(Vector3.Backward,
Matrix.CreateFromYawPitchRoll(rotation.Y,rotation.X,rotation.Z));
this.monsterConstants = monsterConstants;
}