deadalvs

deadalvs

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Recent Forum Posts

VEX intersect(): Sending rays after rays 2021年12月9日3:39

Hi Konstantin,

Awesome, thanks for the reply! I'll look into this!

VEX intersect(): Sending rays after rays 2021年12月8日5:23

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

Import Hou in External Python Process 2021年3月29日6:05

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.