documentation

• API (generated by doxygen)
  
• manual (playing the game)
  

about Perlin Noise

• http://freespace.virgin.net/hugo.elias/models/m_perlin.htm
  
• the Perlin noise math FAQ seems to be gone, fortunately the wayback machine has a (old) copy
  
• and of course http://www.noisemachine.com/
  

other links of interest

• http://www.naturewizard.com/ has some nice tutorials about simulating/rendering stuff.
  
• this page describes a simple method of approximating buoyancy through a lot of spheres. might be intersting if all my ideas fail *g*