- double red = drand48();
- double green = drand48();
- double blue = drand48();
+ static std::default_random_engine rnd_engine;
+ std::uniform_real_distribution<double> prng(0.0, std::nextafter(1.0, 2.0));
+ double red = prng(rnd_engine);
+ double green = prng(rnd_engine);
+ double blue = prng(rnd_engine);