function to improve entities moving on collisions and fixed accordingly

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

code/entities/cursed_book.lua

@@ -67,6 +67,13 @@ function CursedBook:doLogic()
 	elseif self.status == 4 then
 
 	end
+
+	if self.isFlying then
+		local random_x = math.random(-4, 4)/100
+		local random_y = math.random(-4, 4)/100
+		self.vel.x = self.vel.x + random_x
+		self.vel.y = self.vel.y + random_y
+	end
 end
 
 function CursedBook:handleAnimation()
@@ -101,15 +108,21 @@ function CursedBook:handleAnimation()
 end
 
 function CursedBook:doPhysics()
-	if self.isFlying then
-		local random_x = math.random(-4, 4)/100
-		local random_y = math.random(-4, 4)/100
-		self.vel.x = self.vel.x + random_x
-		self.vel.y = self.vel.y + random_y
-	end
-	-- move
-
-	self:moveWithCollision()
+	-- horizontal collision
+	self:moveX(
+		self.vel.x,
+		function()
+			self.vel.x = 0
+		end
+	)
+	-- vertical collision
+	self:moveY(
+		self.vel.y,
+		function()
+			self.vel.y = 0
+		end
+	)
+	-- final position
 	self:adjustLight()
 end