Some semi-random thoughts on terrain generation

[xoft]

Also it seems that it doesn't do the wood blocks right sometimes.

What's wrong with that? The vanilla does that as well - it has a random chance of the top middle planks block being present.

Btw how does this look like:

Dunno about the looks, but it's quite NOT doable. How do you define the exact circumstances when to replace planks with cobble? Especially with chunking...