samples/13_path_finding_algorithms/02_detailed_breadth_first_search/app/main.rb
def render_frontier
    state.frontier.each do |cell| 
      outputs.solids << [scale_up(cell), frontier_color]
    end
  end
# Draws the area that is going to be searched from
# The frontier is the most outward parts of the search
Draws the area that is going to be searched from
The frontier is the most outward parts of the search
Draws the area that is going to be searched from The frontier is the most outward parts of the search
def render_frontier
    state.frontier.each do |cell| 
      outputs.solids << [scale_up(cell), frontier_color]
    end
  end
def render_frontier state . frontier . each do | cell | outputs . solids << [ scale_up ( cell ) , frontier_color ] end end
Draws the area that is going to be searched from
The frontier is the most outward parts of the search
Draws the area that is going to be searched from The frontier is the most outward parts of the search