X-Git-Url: http://git.tdb.fi/?p=libs%2Fmath.git;a=blobdiff_plain;f=source%2Fgeometry%2Fhypersphere.h;h=4df03fed0eb433abb38d6df8e9375fc42f78befe;hp=e2e3102014a1f73a9cfb9411d9b90638c937f851;hb=fb9e6b5ff48e10ea2217cf539e0461956abf02cf;hpb=63b6f5c937a2f0dcf93ef9fd1a586985c32631ce

diff --git a/source/geometry/hypersphere.h b/source/geometry/hypersphere.h
index e2e3102..4df03fe 100644
--- a/source/geometry/hypersphere.h
+++ b/source/geometry/hypersphere.h
@@ -70,7 +70,7 @@ inline unsigned HyperSphere<T, D>::get_intersections(const Ray<T, D> &ray, Surfa
 	T mid = -inner_product(ray.get_direction(), ray.get_start());
 	LinAl::Vector<T, D> nearest = ray.get_start()+ray.get_direction()*mid;
 	T offset_sq = radius*radius-inner_product(nearest, nearest);
-	if(offset_sq<0)
+	if(offset_sq<T(0))
 		return 0;
 	T offset = sqrt(offset_sq);