# The percentage chance that any given node in the map
# will be a barrier when the map is randomly generated
# (barriers are not traversable)
barrier_percentage = .25
# Init =====================================================
pygame.init()
# Handle user-specified automatic display sizing
renderer = Renderer(graphic_size,map_type)
# Get the size of the map in pixels for setting the
# display size
map_size_pixels = renderer.get_map_size_pixels(map_size)
screen = pygame.display.set_mode(map_size_pixels,pygame.RESIZABLE)
screen.fill(background_color)
# Create a randomly generated Node_Map map
node_map = Node_Map(map_size,
start,
end,
barrier_percentage,
map_type)
astar = AStar()
# Main Loop ================================================
# render map up-front and only re-render
