New Perlin Noise (Improved) Example

[rombust]

Committed to ClanLib 2.2 and 2.3 SVN

See Examples/Display/PerlinNoise. It uses the new CL_PerlinNoise class.

http://esoteric.clanlib.org/~rombust/ReleaseImages/perlin_noise.png

[rombust]

Note, this example in ClanLib 2.3 SVN contains an additional option to calculate the normals from the heightmap.