Add details that are not included in the Mesh for example is not okay. For the obvious reason, that this is a Texturing contest not a modeling contest. But we can add details through Ndo right??
Anyone care to set up a small example in code? basically the decal shouldn't penetrate the floor, but still be able to be cast down if the floor is far away.
Charging by polygons is such a weird, arbitrary thing to do. I'd be able to make a decent 6k character much faster than a decent 2k character, for example.
For anyone into ZBrush there are some real gems here, LINK - 2016 ZBrush Summit - ZBrush 4R8 Presentation Example - https://www.youtube.com/watch?v=aHmWZey9r9g
Thats because the normal map is made out of gradients. If you want fully sharp lines, you could feed the result into a "round" node for example. or an IF.
Depends on the platform, on the view (fps or tps for example), and on a few other things, but the double or the triple (or even more depending on things) of the current is really acceptable nowadays.