deadalvs
deadalvs
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VEX intersect(): Sending rays after rays Dec. 9, 2021, 3:39 a.m.
Hi Konstantin,
Awesome, thanks for the reply! I'll look into this!
Awesome, thanks for the reply! I'll look into this!
VEX intersect(): Sending rays after rays Dec. 8, 2021, 5:23 a.m.
Hi all,
I'm struggling to understand how I can use an attr wrangle node (detail mode) to send rays and then evaluate the result (without a solver that loops over frames).
From m points, I need to n rays each, check if they intersect; then if they intersect send more rays from that new point (different direction) and so on. Similar to global illumination, with the concept of 'ray depth'.
Can somebody give me a pointer in how I would structure such an approach using VEX? Is this even possible in an attr wrangle node?
Thanks for any input & cheers,
Matt
I'm struggling to understand how I can use an attr wrangle node (detail mode) to send rays and then evaluate the result (without a solver that loops over frames).
From m points, I need to n rays each, check if they intersect; then if they intersect send more rays from that new point (different direction) and so on. Similar to global illumination, with the concept of 'ray depth'.
Can somebody give me a pointer in how I would structure such an approach using VEX? Is this even possible in an attr wrangle node?
Thanks for any input & cheers,
Matt
Import Hou in External Python Process March 29, 2021, 6:05 a.m.
Hi,
Same questions... input would be most welcome.
This is just for 2.7 - I need 3.x:
https://www.sidefx.com/docs/houdini/hom/commandline.html [www.sidefx.com]
Cheers,
m.
Same questions... input would be most welcome.
This is just for 2.7 - I need 3.x:
https://www.sidefx.com/docs/houdini/hom/commandline.html [www.sidefx.com]
Cheers,
m.