function to improve entities moving on collisions and fixed accordingly

made math.round()
changed vector() and fixed accordingly

code/entities/kupo.lua

@@ -44,8 +44,9 @@ function Kupo:doLogic()
 	self.target.y = main_player.pos.y - main_player.target_offset.y
 	local distance_x = self.target.x - self.pos.x
 	local distance_y = self.target.y - self.pos.y
+
 	local distance = math.sqrt(distance_x ^ 2 + distance_y ^ 2)
-	local angle = getAngleFromVector(distance_x,distance_y)
+	local angle = getAngleFromVector(vector(distance_x,distance_y))
 	self.draw_bow = false
 	if distance <= self.range then
 		if self.hostile == true then
@@ -153,7 +154,3 @@ function Kupo:handleAnimation()
 		)
 	end
 end
-
-function Kupo:doPhysics()
-	self:moveWithCollision()
-end