Recreating the Doctor Who Time Tunnel in GLSL

Posted on Wed 27 April 2016 in glsl • Tagged with drwho, glsl

The slit-scan effect is a classic analog special effect used in the "Stargate" sequence in 2001: A Space Odyssey, and a title sequence in Doctor Who. It turns out this effect is absolutely begging to be implemented as a WebGL fragment shader, and the transformation can be done in only a few lines of code!

Continue reading