[Sidefx-houdini-list] Re: convert to NURBS

sidefx-houdini-list at sidefx.com sidefx-houdini-list at sidefx.com
Fri Aug 26 16:06:24 EDT 2005


Hi Andrew

You could try using the match topology sop.
you'd need to fiddle around if your row and column numbers change, but 
i'm sure
you could proceduralise that.
Jerry

> Here's a challenge to all you Nurbs conversion experts: convert the 
> attached geo file to a single nurbs surface or multiple nurbs surfaces 
> without discontinuities in no more than a handful of sops.
>
> Enjoy!
>
>------------------------------------------------------------------------
>
>PGEOMETRY V5
>NPoints 25 NPrims 32
>NPointGroups 0 NPrimGroups 0
>NPointAttrib 0 NVertexAttrib 0 NPrimAttrib 0 NAttrib 0
>-0.5240201 -0.01067842 -0.4291395 1 
>0.6380357 0.1186542 -0.4892 1 
>-0.7080167 -0.01380283 0.3329142 1 
>0.4293293 -0.1796858 0.6219811 1 
>-0.02693283 0.0591919 -0.4537385 1 
>0.4902744 0.06566554 0.03559064 1 
>-0.02051465 0.0330053 -0.00931829 1 
>-0.002417205 0.09159821 0.5384866 1 
>-0.5201464 0.02984669 -0.06226455 1 
>-0.2094366 0.09142019 -0.4498414 1 
>-0.00977089 0.05311851 -0.2172593 1 
>-0.232321 0.1306175 -0.255307 1 
>-0.2549373 0.2195811 -0.1182207 1 
>-0.4905226 0.06553464 -0.2024555 1 
>0.2625484 0.1436958 -0.3860237 1 
>0.6299484 0.1797816 -0.276175 1 
>0.3361868 0.160837 -0.1222354 1 
>0.2166695 0.07035977 0.181973 1 
>0.4306056 -0.09649801 0.3531916 1 
>0.1468385 -0.0858787 0.4655098 1 
>0.1821924 -0.04524252 0.6062516 1 
>-0.02522503 0.09560663 0.2980584 1 
>-0.3952524 0.2166875 0.1042836 1 
>-0.3409522 0.1458373 0.3906837 1 
>-0.7171977 -0.08911343 0.1106696 1 
>Run 32 Poly
> 3 < 0 9 11
> 3 < 0 11 13
> 3 < 4 14 16
> 3 < 6 17 19
> 3 < 4 16 10
> 3 < 6 19 21
> 3 < 8 22 24
> 3 < 6 21 12
> 3 < 9 4 10
> 3 < 11 10 6
> 3 < 9 10 11
> 3 < 11 6 12
> 3 < 13 12 8
> 3 < 11 12 13
> 3 < 14 1 15
> 3 < 16 15 5
> 3 < 14 15 16
> 3 < 17 5 18
> 3 < 19 18 3
> 3 < 17 18 19
> 3 < 16 5 17
> 3 < 10 17 6
> 3 < 16 17 10
> 3 < 19 3 20
> 3 < 21 20 7
> 3 < 19 20 21
> 3 < 22 7 23
> 3 < 24 23 2
> 3 < 22 23 24
> 3 < 21 7 22
> 3 < 12 22 8
> 3 < 21 22 12
>beginExtra
>endExtra
>  
>




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