Monday, August 1, 2016 at 1:26AM Project file that uses layer map to create displacements for Trapcode Form. This has a lot of particles and DOF so it's a heavy render. Turn off DOF and reduce particles when working.
Process view:
Download AEP: Form_Phase_Transition_CS6.aep
Tuesday, October 1, 2013 at 8:41AM Here are two wonderful videos from Tokyo-based DESIGNERS APARTMENT (Takeshi Tsunehashi / 常橋岳志)
The first (above) is called "forest". Tsunehashi used Trapcode Particular for the particles and Trapcode Form for the fog. There is also a Japanese version.
"aiiro" uses Trapcode Particular for the particles.
Takeshi Tsunehashi's website: d-apartment.net