lib/mittsu/math/vector.rb in mittsu-0.3.2 vs lib/mittsu/math/vector.rb in mittsu-0.3.3

@@ -158,11 +158,11 @@
     def length_sq
       self.dot(self)
     end
 
     def length
-      Math.sqrt(length_sq)
+      ::Math.sqrt(length_sq)
     end
 
     def normalize
       self.divide_scalar(self.length)
     end
@@ -209,14 +209,14 @@
 
     def angle_to(v)
       theta = self.dot(v) / (self.length * v.length)
 
       # clamp, to handle numerical problems
-      Math.acos(Math.clamp(theta, -1.0, 1.0))
+      ::Math.acos(Math.clamp(theta, -1.0, 1.0))
     end
 
     def distance_to(v)
-      Math.sqrt(self.distance_to_squared(v))
+      ::Math.sqrt(self.distance_to_squared(v))
     end
 
     def ==(v)
       each_dimension do |i|
         return false if @elements[i] != v.elements[i]