hi,
i have a vdb sequence with only density...
i want to compute velocity (like the trail sop) and merge it into it, so i have in the end a volume with density and vel...
is that posdible? and if yes how (maybe by subtracting current frame P from previous frame P?)
VDB compute velocity
1261 2 1- soulcage_dpt
- Member
- 46 posts
- Joined: July 2015
- Offline
- animatrix_
- Member
- 4516 posts
- Joined: Feb. 2012
- Offline
Hi,
You can try using Volume Optical Flow SOP.
You can try using Volume Optical Flow SOP.
Senior FX TD @ Industrial Light & Magic
Get to the NEXT level in Houdini & VEX with Pragmatic VEX! [www.pragmatic-vfx.com]
youtube.com/@pragmaticvfx | patreon.com/animatrix | animatrix2k7.gumroad.com
Get to the NEXT level in Houdini & VEX with Pragmatic VEX! [www.pragmatic-vfx.com]
youtube.com/@pragmaticvfx | patreon.com/animatrix | animatrix2k7.gumroad.com
- soulcage_dpt
- Member
- 46 posts
- Joined: July 2015
- Offline
-
- Quick Links