biome patches #109

abstractions of biomes as patches of tendrils and disks with palettes nodding to the 5 majors: tundra, forest, grassland, aquatic & desert.

[ live view commands ]
[ S : save current size (fast) ]
[ 1 : save 2000x2000 png (not too bad) ]
[ 2 : save 4000x4000 png (takes a few) ]
[ 3 : save 6000x6000 png (slow) ]
[ 4 : save 8000x8000 png (quite slow) ]