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
	indices = @maze.coords_to_indices *selected_cell.coords
       params = indices.clone
       params.push 2
	@maze.set_raw_value *params
	@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_coords = [0]*@maze.dimensions.length
	paths = solver.paths *start_coords
	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/4).ceil]
	when :medium
		selected_depth = depths[(depths.size/2).ceil]
	when :hard
		selected_depth = depths.last
	else
		selected_depth = depths[(depths.size/2.0).floor + rand((depths.size/2.0).round)]
	end
	leafs[selected_depth].content
end