Update config.ini

config.ini

@@ -19,12 +19,12 @@ window_size_y = 800
 
 ## 0 = Unlimited sim size
 ## 1 = limited sim size
-border = 0
+border = 0.0
 
 ## Swarm-Sim sim size in points
 ## Works only with border flag set on 1
-size_x = 20
-size_y = 20
+size_x = 20.0
+size_y = 20.0
 
 ## Maximum number of particles that can be created while simulating
 max_particles = 10000