Photoshop math with GLSL shaders « Romz blogI usualy play with Photoshop to try post-processing effects on photos or game screenshots, it’s a lot faster than coding directly anything in shaders, but at the end I wanted to see my effects running in real-time. So I adapted a big part of the... |
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Iñigo Quilez - fractals, computer graphics, mathematics, dem...One of the nicest oldschool effects are the 2d LUT deformations and tunnels. These were very very fast to compute in realtime, and very spectacular too, so they were very common back then. The idea was to take a texture, and deform it in several... |
Volumetric linesNatively, OpenGL doesn't alllow us to render volumetric line and simple line are generally not hardware accelerated. Tristan Lorach (tlorach@nvidia.com) have already proposed an approach to render such... |