Distance field marching has some pros and cons (the biggest downside is that it takes many steps when you get close to an object but not close enough to interse

Distance field marching has some pros and cons (the biggest downside is that it takes many steps when you get close to an object but not close enough to intersect it). <self promo> If anyone is interested, I am presenting a new method soon that is a hybrid of distance field marching (explained in this paper) and some other pretty simple techniques. Preview here: https://twitter.com/gavanw/status/590884138871230464 https://twitter.com/gavanw/status/590884138871230464