lib/cyberarm_engine/lib/ray.rb in cyberarm_engine-0.10.2 vs lib/cyberarm_engine/lib/ray.rb in cyberarm_engine-0.11.0

@@ -1,13 +1,14 @@
 module CyberarmEngine
   class Ray
-    def initialize(origin, direction)
+    def initialize(origin, direction, range = Float::INFINITY)
       raise "Origin must be a Vector!" unless origin.is_a?(Vector)
       raise "Direction must be a Vector!" unless direction.is_a?(Vector)
 
       @origin  = origin
       @direction = direction
+      @range = range
 
       @inverse_direction = @direction.inverse
     end
 
     def intersect?(intersectable)
@@ -18,11 +19,11 @@
       end
     end
 
     # Based on: https://tavianator.com/fast-branchless-raybounding-box-intersections/
     def intersect_bounding_box?(box)
-      tmin = -Float::INFINITY
-      tmax = Float::INFINITY
+      tmin = -@range
+      tmax = @range
 
       tx1 = (box.min.x - @origin.x) * @inverse_direction.x
       tx2 = (box.max.x - @origin.x) * @inverse_direction.x
 
       tmin = max(tmin, min(tx1, tx2))
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