function Create(self)

--The timer that will measure out the missile's events.

    self.LTimer = Timer();
   
    self.owner = nil
   
    for actor in MovableMan.Actors do
       if SceneMan:ShortestDistance(self.Pos,actor.Pos,true).Magnitude < 50 then
          self.owner = actor;
          break;
       end
    end

end



function Update(self)

    if self.LTimer:IsPastSimMS(500) then

   --Get a target.  Go for the closest actor within 500 pixels.

   if MovableMan:IsActor(self.target) == false and self.owner ~= nil then

       local curdist = 500;

       for actor in MovableMan.Actors do

      local avgx = actor.Pos.X - self.Pos.X;

      local avgy = actor.Pos.Y - self.Pos.Y;

      local dist = math.sqrt(avgx ^ 2 + avgy ^ 2);

      if dist < curdist and actor.RootID ~= self.owner.RootID then

          curdist = dist;

          self.target = actor;

      end

       end

   end



   --If the target still exists...

   if MovableMan:IsActor(self.target) then

       --The direction from the center of the missile to the target.

       local targetdir = math.atan2(-(self.target.Pos.Y-self.Pos.Y),(self.target.Pos.X-self.Pos.X));



       --Gradually angle the missile toward its target.

       if targetdir ~= self.RotAngle then

      self.RotAngle = targetdir;

       end



       --Make sure the missile's thruster is firing.

       if self:IsEmitting() == false then

           self:EnableEmission(true);

       end

   else

       --If there's no target, shut off the thrusters.

       if self:IsEmitting() == true then

           self:EnableEmission(false);

       end

   end



   if self.LTimer:IsPastSimMS(5000) then

       --If the missile has run out of time, self destruct!

       self:GibThis();

   end

    end

end