R&D: Fire particles

Test for creating realistic looking fire using billboard particles and flipbook textures.
Hue is derived from colour temperature (Kelvin).
The fire in the flipbook frames are simulated using Chaosgroup PhoenixFD.
Particle system in UE4 is Niagara.

Project Discord Channel: https://discord.gg/wSBw7m5X
Youtube Channel: https://www.youtube.com/channel/UCG8asYgVjHtfTmDdEPHKRPA
Facebook Page: https://www.facebook.com/stalkerue4
ModDB Channel: https://www.moddb.com/games/stalker-shadow-of-chernobyl-remastered-ue4