int MAIN(int argc, char** argv){ testSwift(); testSphere(); testMeshes3(); return 0; }
ViewingFrustum::frustumBitfield ViewingFrustum::testPoint(const Vector3 &a) { return testSphere(a,0); }
bool Frustum::isVisibleSphere(const vec3f& p, float radius) { return testSphere(p,radius) != InteractionState::OUTSIDE; }