Sebastian VFX

sebastianvfx

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Resuming Simulation won't work July 6, 2017, 2:28 p.m.

Since noone answered at all. I hope i am allowed to push my question back to the top.

Resuming Simulation won't work June 29, 2017, 8:42 a.m.

Heyho!

I am really having a hard time resuming my pyro simulation in H16.

To save memory and beeing able to start it from Houdinis Command Line Tools,
i added a ROP OUTPUT DRIVER Node in my pyro-dop-network and set everything up.
I load the file typing “hbatch path/to/file/pyro.hip”
and enter “render -Va -f 1 240 obj/pyro/rop_out”

So far it is working and writing out .sim files.
Now my pc crashed and rebooted itself.
So i got all those .sim files and do (obiously^^) want to resume at the latest file.

My research pointed at “explicit cache” which is not available at H16, afaik.
Anyway i am confused, because it looks(to me), that the new “Save Checkpoints” feature won't save any checkpoints if i write the files out via the ROP Node but only while simulation from inside Houdini??

I tried setting inital state and restarting the simulation at the given frame but this did not work either.(it took “years”, but it did not get to the second frame. Almost like it was resimulating to my latest frame to start caching out again)
Should i restart simulation at frame 1 or the latest crashed frame? Because with initial state turned on, my simulation at frame 1 is now the cached out frame that crashed? I might having an error in the way i am thinking about this. I can't help…

I am a beginner in Houdini and i might miss something, but i tried several nodes and could not find a way.

Is there anyone out there who can help me?

Sebastian


//edit ?

Velocity direction from normal May 13, 2017, 9:16 a.m.

Almost i guess
I actually want to shoot a canonball every once in a while