Alexander Zubkov

aLeXXtoR

About Me

専門知識
Generalist
INDUSTRY
Film/TV

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LOCATION
Russian Federation
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Houdini Skills

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Recent Forum Posts

Houdini 20 freezes when working with alembic 2024年1月31日14:10

Hi! I’m using Houdini 20 Indie (Steam). When I import alembic scene and trying to dive into the root alembic import node Houdini completely freezes until I terminate the process. I tried with "production build" and "previous production build". When I try to do it with Houdini 19.5 everything works normally. I’ve changed the hardware and swithced from Windows 10 to Win 11, but the problem remains. Also tested it with laptop - same.

Had anyone have this issue? Thank you!

Labs OSM Import issues 2020年10月15日10:12

Hi!

I'm having an issue with OSM importer: I'm trying to use the attached OSM file (you can try to generate it yourself by this link [www.openstreetmap.org]) and my result contains many geometry errors:

In comparison there is a result by the Blender plugin (I was checking if this is a OSM file error):

Would be nice to have this fixed.
Thank you!

HDA for Unreal Engine 4 materials workflow 2020年10月13日11:29

Hi! I'm relatively new to Houdini and maybe this quistions are kind of nooby, anyway I'm trying to figure out the best ways to solve my problem and I hope you can help me with this.

I'm making a HDA that makes door system: it can generate different kind of doors, different sizes, ornaments, door frames etc. It also generates 3 LODs (0, 1 and 2) and hi-res model for maps baking. This asset also unwraps the UVs (for each LOD) and then I have a Maps Baker (normals, ao, material IDs, metallic).

Ideally I'd like this asset to be as much reusable as possible, and trying to achieve this I got to several questions:

1. Since I have slightly different UV-layout for each LOD is it possible to create one “Bake” button to bake them all in the asset UI? Or there must be one button for each baker?

2. I'd like to push all baked textures automatically to UE project (in the case when I use Unreal material for my doors) – AFAK the only way to do it is to create Houdini material that utilizes that textures and send it to the output… I use this expression (in the “File” field) to access to the files
strreplace(chs("../../maps_baker1/sOutputFile"), "$(CHANNEL)", "normal")
, but I'm not sure if this way is correct. Or maybe there's another (more convinient) way for that – since this approach can cause errors if files don't exist until they are baked*. Could you please help me with this?

* Ofcourse I can use file_stat VEX function to check if baked files are exist and then pass the result to the Switch node that simply will skip the material assignment if no textures were baked, but maybe this approach is too overwelmed, idk.

Thank you!