Function reflect

tutorials/common/tutorial/optics.h:14–14

! Reflects a viewing vector V at a normal N. */

/*! Reflects a viewing vector V at a normal N. */
inline Vec3fa reflect(const Vec3fa& V, const Vec3fa& N) { return 2.0f*dot(V,N)*N-V; }
#ifdef ISPC
inline Vec3fa reflect(const Vec3fa& V, const Vec3fa& N) { return 2.0f*dot(V,N)*N-V; }
inline Vec3fa reflect(const Vec3fa& V, const Vec3fa& N) { return 2.0f*dot(V,N)*N-V; }