Jonathan Mack

jsmack

About Me

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Hobbyist
INDUSTRY
Film/TV

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United States
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Houdini Skills

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Recent Forum Posts

Texture sequence manipulation in material x April 26, 2024, 4:35 p.m.

BradThompson
Thanks jsmack! Today I learned that $F is an float (or int?) and $F4 is a string. Now it works.

It's a float. hexpressions only have two types, string and float. There's a lot of gotchas in the expression language that stem from the strict typing. stuff like why are there point() and points() functions.

Texture sequence manipulation in material x April 26, 2024, 3:20 p.m.

BradThompson
$JOB/mytexture/`$F4-10`/.exr

you mean this?

$JOB/mytexture.`padzero(4,$F-10)`.exr

`$F4-10` doesn't mean anything, since $F4 is a string not a number.

adding two materials together? April 26, 2024, 12:50 p.m.

cdordelly
I might be wrong but that additive surface operation can be emulated with BSDF nodes too right? I guess there might be some limitations compared to what we have in RS.

BSDF nodes don't work with XPU