What ?
This texturing use Perlin noise function...
Download :
Warning : you need a 3d hardware card with 32 bits texture and windowed mode ! (sorry : no 3dfx compliantly)
Blue Marble Demo (Dx7)
Solid Texturing Materials Demos (Dx7)Links :
Ken Perlin Site (http://www.mrl.nyu.edu/perlin)
Texture Synthesis (http://www.threedgraphics.com/texsynth)