module GreinerHormann

Constants

VERSION

Public Class Methods

clip(poly_a, poly_b, source_forwards, clip_forwards) click to toggle source 
# File lib/greiner_hormann.rb, line 6
def self.clip(poly_a, poly_b, source_forwards, clip_forwards)
  source = Polygon.new(poly_a)
  clip = Polygon.new(poly_b)
  source.clip(clip, source_forwards, clip_forwards)
end
difference(poly_a, poly_b) click to toggle source 
# File lib/greiner_hormann.rb, line 20
def self.difference(poly_a, poly_b)
  clip(poly_a, poly_b, false, true)
end
intersection(poly_a, poly_b) click to toggle source 
# File lib/greiner_hormann.rb, line 16
def self.intersection(poly_a, poly_b)
  clip(poly_a, poly_b, true, true)
end
union(poly_a, poly_b) click to toggle source 
# File lib/greiner_hormann.rb, line 12
def self.union(poly_a, poly_b)
  clip(poly_a, poly_b, false, false)
end