Houdini Stuff
Friday, 21 February 2020
time shifting copy stamps
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Needed to time offset an alembic which was being copy-to-points. The methodology is the same as a previously posted thing, but the copy-to-...
Wednesday, 12 February 2020
cryptomatte AOV with arnold/HTOA
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Another simple thing, which I always forget. The most common crypto attribute I use is crypto_asset. It seems to work best assigned at pr...
Friday, 7 February 2020
distort undistort stmap
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This stuff is so boring. original source 4448x3096 plug into undistortion node to get undistorted res 4560 x 3174 - ST MAP will be this r...
Friday, 31 January 2020
Getting the name of the parent node
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Sometimes you'll need the name of the parent/container node that you're working in. It might be a "car_01" or something li...
Tuesday, 28 January 2020
transparent points/ points with alpha, Arnold
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Plug Alpha attribute using User Data Float into OPACITY of Standard shader (in geometry section)
Monday, 27 January 2020
POP streams, for POPs or even RBDs.
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Bit of a waffly post here.. mostly for my own ref.. I had a case where there were a bunch of colour swatch cards in a display case of sort...
Wednesday, 27 November 2019
adding noise/field effects in certain areas
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Lifted from the Houdini help page.. Useful for localised noise/breakup You can attach DOP nodes that modify velocity fields, such as G...
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