Class: Game

Inherits:
Object
  • Object
show all
Defined in:
lib/game/game.rb

Instance Method Summary collapse

Constructor Details

#initialize(maze) ⇒ Game

Returns a new instance of Game.



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# File 'lib/game/game.rb', line 4

def initialize(maze)
	@maze = maze
end

Instance Method Details

#generate_goal(dificulty) ⇒ Object 



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# File 'lib/game/game.rb', line 31

def generate_goal(dificulty)
	selected_cell = select_goal_cell(dificulty)
	i, j = @maze.xy_to_ij(selected_cell.x, selected_cell.y)
	@maze.matrix[i][j] = 2
	@maze
end

#select_goal_cell(dificulty) ⇒ Object 



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# File 'lib/game/game.rb', line 8

def select_goal_cell(dificulty)
	dificulty = dificulty.to_sym
	solver = TreeSolver.new(@maze)
	start_x, start_y = 0, 0
	paths = solver.paths(start_x, start_y)
	leafs = {}
	paths.each_leaf do |leaf|
		leafs[leaf.node_depth] = leaf
	end
	depths = leafs.keys.sort
	case dificulty
	when :easy
		selected_depth = depths[(depths.size*0.25).ceil]
	when :medium
		selected_depth = depths[(depths.size*0.5).ceil]
	when :hard
		selected_depth = depths.last
	else
		selected_depth = depths[rand((depths.size/2.0).ceil) + (depths.size/2.0).ceil]
	end
	leafs[selected_depth].content
end