Houdini Stuff
Thursday, 22 March 2018
alembic rotation transform
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matrix m = primintrinsic ( 0 , 'packedfulltransform' , @ptnum ); @orient = quaternion ( matrix3 ( m )); Stole this from odfo...
point cloud open, point cloud iterate, point cloud import, while loop VOPS
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I'll probably never memorise the proper VEX code for iterating points in a point cloud: pcopen(something something what?) So lets lo...
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Tuesday, 13 March 2018
simple vector field avoidance
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based on this vid's ideas... https://www.youtube.com/watch?v=MWJ0E1Rdoiw As an example case: You have a grid space with some cylinder...
Tuesday, 6 March 2018
calculating nice uvs for polywires/regular surface
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int div=`chs("../polywire2/div")`; @uv.x=float(@ptnum%div)/div; f@numRows=float(@numpt)/div; i@rowNum=@ptnum/div; @uv.y=flo...
Thursday, 23 November 2017
multiple colour sets on alembics, for Maya
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This probably contradicts something I've written before, but you CAN export multiple colour sets in Houdini, for alembicking. The key is...
Thursday, 9 November 2017
alternative to copy stamping
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Copy Stamping is a bit slow, here's another way of copying things using point attributes. EG - a bunch of points comprising of cubes, s...
Friday, 29 September 2017
VOP For Loop usage
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The inputs of the VOP For Loop are a bit annoying. Length - this is the number of loops to be made. It is the i<10 part of the loop. In...
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