lib/rays/point.rb in rays-0.1.28 vs lib/rays/point.rb in rays-0.1.29

@@ -31,9 +31,10 @@
     def to_a(dimension = 2)
       case dimension
       when 1 then [x]
       when 2 then [x, y]
       when 3 then [x, y, z]
+      when 4 then [x, y, z, 1.0]
       else raise ArgumentError
       end
     end
 
     def to_s(dimension = 2)