Project Dogwaffle includes many types of brushes, including particle
brushes and multi-stage particle brushes, called Foliage brushes. It
started with particle brushes, also known as Optical Octopuss, aka
Occasionally we had updates with new presets and new features:
Another update: Age Decrement
This made it even better for roots, and branches that vanish in size towards the top
Optipuss has a single rule for the entire bush. They're great for tufts
of grass, weeds, bushes and small trees like Winter branches. But when
you need something more sophisticated, you need several types of
particle rules combined into one set. Some rule for the bottom trunk and
thick branches, another for regular branches, then another for thin
branches or twiggs, then more for leaves, and flowers, or snow on top...
That's where Foliage brushes come in, with a sequence of up to 10 rules.
In version 8 we added this new type of brush, the Foliage brushes.