Geometry/Shading - Paralax mapping #19
Description
Paralax mapping can be simply achieved, look at http://www.gamedev.ru/code/terms/ParallaxMapping
but...
BUT IT WILL BE COOL TO USE BUMPS AT GEOMETRY LEVEL
I mean that if we add some mountain on plane - ray must collide with mountain, not only with plane.
Also if we add something like canyon - ray must not collide with plane until it hits canyon side or never.