X-Git-Url: http://git.tdb.fi/?p=libs%2Fmath.git;a=blobdiff_plain;f=source%2Fgeometry%2Fnegation.h;h=beb3e4e7b845d91edcaff45555add550a8165cd3;hp=6746aed113f487618e0e7f254f088fd8bdc2289e;hb=09cc3a8648dd20e9a07d669b353c4a120b67c1c4;hpb=f7dcf3f0be55316bf20ac0c318dd90cb78a75c80

diff --git a/source/geometry/negation.h b/source/geometry/negation.h
index 6746aed..beb3e4e 100644
--- a/source/geometry/negation.h
+++ b/source/geometry/negation.h
@@ -1,6 +1,7 @@
 #ifndef MSP_GEOMETRY_NEGATION_H_
 #define MSP_GEOMETRY_NEGATION_H_
 
+#include "boundingbox.h"
 #include "shape.h"
 
 namespace Msp {
@@ -23,7 +24,7 @@ public:
 
 	const Shape<T, D> &get_shape() const { return *shape; }
 
-	virtual HyperBox<T, D> get_axis_aligned_bounding_box() const;
+	virtual BoundingBox<T, D> get_axis_aligned_bounding_box() const;
 	virtual bool contains(const LinAl::Vector<T, D> &) const;
 	virtual unsigned get_max_ray_intersections() const { return shape->get_max_ray_intersections(); }
 	virtual unsigned get_intersections(const Ray<T, D> &, SurfacePoint<T, D> *, unsigned) const;
@@ -41,10 +42,9 @@ inline Negation<T, D> *Negation<T, D>::clone() const
 }
 
 template<typename T, unsigned D>
-inline HyperBox<T, D> Negation<T, D>::get_axis_aligned_bounding_box() const
+inline BoundingBox<T, D> Negation<T, D>::get_axis_aligned_bounding_box() const
 {
-	// XXX How do we handle this correctly?  In particular negation of a negation?
-	return HyperBox<T, D>();
+	return ~shape->get_axis_aligned_bounding_box();
 }
 
 template<typename T, unsigned D>