3 ms·
Yes, however the raycasting is drawing pixel by pixel. That part is not hardware accelerated, and that is the expensive part. That is that part that shaders spe
by DanielRibeiro 12y ago
Yes, however the raycasting is drawing pixel by pixel. That part is not hardware accelerated, and that is the expensive part. That is that part that shaders speedup a lot, by delegating a lot of the work to the GPU.
Just compare with this pure fragment shader demo: https://www.shadertoy.com/view/MsS3W3 https://www.shadertoy.com/view/MsS3W3
- ANTSANTS 12y agoThat page froze my browser (Firefox 29) and started leaking oodles of memory until I killed it (along with a bunch of other shit I was working on), so I guess I'll count that as a point in favor of software raycasting.