Kupo = Entity:New(x,y)

 function Kupo:New(x,y)
 	local o = Entity:New(x,y)

 	o.pos = {x = x, y = y}
  o.speed = 20
  o.range = 1000

 	setmetatable(o, self)
 	self.__index = self

 	return o
 end

function Kupo:DoInput()

end

function Kupo:HandleAnimation()
  	-- flip sprite to look in the direction is moving
  	if self.vel.x ~= 0 then self.flip.x = math.sign(self.vel.x) end
    self:LoadAnimation(animation.kupo.body)
end

function Kupo:DoPhysics()

  	-- horizontal collisions
  if not isThereAnyCollisionAt(self.pos.x + self.vel.x, self.pos.y) then
  	self.pos.x = self.pos.x + self.vel.x
  end
  if not isThereAnyCollisionAt(self.pos.x, self.pos.y + self.vel.y) then
    self.pos.y = self.pos.y + self.vel.y
  end
end