message: cylinder fix in embree3 branch
diff: @@ -118,6 +118,7 @@ void Cylinders_intersect_kernel(const RTCIntersectFunctionNArguments *uniform ar
  const vec3f VxAB = cross(V,AB);
  const float ab2 = dot(AB,AB);
  const float a = dot(VxAB,VxAB);
  + if (a == 0.f) return;
  const float b = 2 * dot(VxAB,AOxAB);
  const float c = dot(AOxAB,AOxAB) - (sqr(radius) * ab2);
  