Class: AStar::Node

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(info = nil) ⇒ Node

Returns a new instance of Node.



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# File 'lib/IFMapper/AStar.rb', line 54

def initialize( info = nil )
  @h = @g = @f = 0.0
  @info = info
end

Instance Attribute Details

#child ⇒ Object

Returns the value of attribute child.



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# File 'lib/IFMapper/AStar.rb', line 39

def child
  @child
end

#f ⇒ Object

Returns the value of attribute f.



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# File 'lib/IFMapper/AStar.rb', line 40

def f
  @f
end

#g ⇒ Object

Returns the value of attribute g.



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# File 'lib/IFMapper/AStar.rb', line 40

def g
  @g
end

#h ⇒ Object

Returns the value of attribute h.



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# File 'lib/IFMapper/AStar.rb', line 40

def h
  @h
end

#info ⇒ Object (readonly)

Returns the value of attribute info.



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# File 'lib/IFMapper/AStar.rb', line 42

def info
  @info
end

#parent ⇒ Object

Returns the value of attribute parent.



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# File 'lib/IFMapper/AStar.rb', line 39

def parent
  @parent
end

Instance Method Details

#<=>(b) ⇒ Object 



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# File 'lib/IFMapper/AStar.rb', line 44

def <=>(b)
  return -1 if @f > b.f
  return  0 if @f == b.f
  return  1
end

#inspect ⇒ Object 



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# File 'lib/IFMapper/AStar.rb', line 50

def inspect
  "AStarNode: #{@f} = #{@g} + #{@h} #{@info.inspect}"
end