Colorful Volume Drives Particles

houdini16.5 pyro smoke test using smoke to push particles.
Computer
Processor AMD Ryzen Threadripper 1950X 16 Core
RAM 64GB
Navidia 1080TI
houdini16.5.386
Simulation
Division Size 0.04
Size 18*18*40
Viscosity 0.6
Buoyancy Lift 8
Dissipation 0.005
Disturbance 0.5
Turbulence 0.25-0.0.1
Confinement 20

120frame simulation time 1 hours
Cache content: density,vel,temperature
Total cache compressed vel 14.4G
Max cache 310m

1920*1080
OpenGL render time 30 minutes
Mantra render 10 hours
Max frame render 12 minutes

Engine Physically Based Rendering
Sampling 4*4
Motionblur： none
AOVs combined lighting per component/all light
fire_mask volume_mask