Minor refactor

app.rb

@@ -14,7 +14,7 @@ class Window < Gosu::Window
 		@physobjs = physobjs
 		@planets = planets
 
-		@font = Gosu::Font.new(self, Gosu::default_font_name, 14)
+		@font = Gosu::Font.new(self, Gosu::default_font_name, 18)
 		@font2 = Gosu::Font.new(self, Gosu::default_font_name, 20)
 
 		@fonts = {
@@ -63,14 +63,12 @@ class Window < Gosu::Window
 # 	end
 
 	def update
-		if( !@freeze ) then
-			@physobjs.each do |obj| 
-				obj.physics 
-			end
-
-			@planets.each do |planet|
-				planet.orbit(@physobjs)
-			end
+		@physobjs.each do |obj| 
+			obj.physics 
+		end
+
+		@planets.each do |planet|
+			planet.orbit(@physobjs)
 		end
 	end
 

physobj.rb

@@ -21,19 +21,21 @@ class PhysObj
 	end
 
 	def tick
-		if( @accel.magnitude != 0 ) then
-			@vel += @accel
-		end
-
-		if( @vel.magnitude != 0 ) then
-			@pos += @vel
-		end
-		@x, @y = @pos[0], @pos[1]
-		@angle %= 360
-		@saved_pos << @pos
-
-		while(@saved_pos.length > MAX_PATH_TRACK_POINT) do
-			@saved_pos = @saved_pos[1..-1]
+		if( !world.freeze ) then
+			if( @accel.magnitude != 0 ) then
+				@vel += @accel
+			end
+
+			if( @vel.magnitude != 0 ) then
+				@pos += @vel
+			end
+			@x, @y = @pos[0], @pos[1]
+			@angle %= 360
+			@saved_pos << @pos
+
+			while(@saved_pos.length > MAX_PATH_TRACK_POINT) do
+				@saved_pos = @saved_pos[1..-1]
+			end
 		end
 	end