X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;ds=sidebyside;f=source%2Fgeometry%2Fcompositeshape.h;h=00ae55d0ad7b83e8d67a3f15867d75c6419a6903;hb=a29d2c17ca70a3ed5df1e863c92ccd851d5dba6b;hp=e9aeadcfe73df68657fab07473d15a6fba2f25a6;hpb=7de28b9c89ca4554f5c12746f481f5b385529479;p=libs%2Fmath.git

diff --git a/source/geometry/compositeshape.h b/source/geometry/compositeshape.h
index e9aeadc..00ae55d 100644
--- a/source/geometry/compositeshape.h
+++ b/source/geometry/compositeshape.h
@@ -38,6 +38,7 @@ public:
 	virtual bool contains(const LinAl::Vector<T, D> &) const;
 	virtual unsigned get_max_ray_intersections() const { return max_isect; }
 	virtual unsigned get_intersections(const Ray<T, D> &, SurfacePoint<T, D> *, unsigned) const;
+	virtual Coverage get_coverage(const BoundingBox<T, D> &) const;
 };
 
 template<typename T, unsigned D, typename O>
@@ -190,6 +191,23 @@ inline unsigned CompositeShape<T, D, O>::get_intersections(const Ray<T, D> &ray,
 	return n;
 }
 
+template<typename T, unsigned D, typename O>
+inline Coverage CompositeShape<T, D, O>::get_coverage(const BoundingBox<T, D> &bbox) const
+{
+	Coverage coverage = NO_COVERAGE;
+	for(typename ShapeArray::const_iterator i=shapes.begin(); i!=shapes.end(); ++i)
+	{
+		Coverage c = (*i)->get_coverage(bbox);
+		if(i==shapes.begin() || Ops::shortcircuit(c>coverage))
+			coverage = c;
+
+		if(coverage!=PARTIAL_COVERAGE && Ops::shortcircuit(coverage==FULL_COVERAGE))
+			break;
+	}
+
+	return coverage;
+}
+
 } // namespace Geometry
 } // namespace Msp