if (shutter != null) {
double time = RandomUtil.uniform(shutter, random);
animator.setTime(time);
}
Point2 p = RandomUtil.uniform(bounds, random);
Color sample = colorModel.sample(random);
PathInfo path = new PathInfo(scene, sample.getWavelengthPacket());
PathNode eyeTail = strategy.traceEyePath(lens, p,
path, random);