# Directional smoothing

**URL:** <https://forum.logik.tv/t/directional-smoothing/3345>\
**Category:** Flame Questions\
**Created:** [June 29, 2021, 9:36pm UTC](https://forum.logik.tv/t/directional-smoothing/3345 "2021-06-29T21:36:21Z")\
**Posts on this page:** 9\
**Page:** 1

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**Author:** ![johnt](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.logik.tv/johnt/32/14040_2.png) [@johnt](https://forum.logik.tv/u/johnt)\
**Post date:** [June 29, 2021, 9:36pm UTC](https://forum.logik.tv/t/directional-smoothing/3345/1 "2021-06-29T21:36:21Z")

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Does anyone know of a matchbox/plugin/method to track in splines to smooth out hair. I know of Lewis Saunders matchbox to get rid of wires but that seems a bit too long winded to smooth a head of hair.

Thanks in advance.

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**Author:** ![BrittCiampa](https://avatars.discourse-cdn.com/v4/letter/b/ec9cab/32.png) [@BrittCiampa](https://forum.logik.tv/u/BrittCiampa)\
**Post date:** [June 29, 2021, 10:11pm UTC](https://forum.logik.tv/t/directional-smoothing/3345/2 "2021-06-29T22:11:16Z")

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Have you checked out LS\_splineblur set to “radial”? I feel like I remember @ChrZap using this for flyaways in an FxPhD tutorial.

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**Author:** ![johnt](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.logik.tv/johnt/32/14040_2.png) [@johnt](https://forum.logik.tv/u/johnt)\
**Post date:** [June 30, 2021, 4:54am UTC](https://forum.logik.tv/t/directional-smoothing/3345/3 "2021-06-30T04:54:20Z")

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I haven’t tried that. I’ll give it a go though. What I’m searching for is something like re:vision smoothing kit in flame. Using motion vectors to smooth hair. It seems that this spark is only in after effects.

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**Author:** ![BrittCiampa](https://avatars.discourse-cdn.com/v4/letter/b/ec9cab/32.png) [@BrittCiampa](https://forum.logik.tv/u/BrittCiampa)\
**Post date:** [June 30, 2021, 4:59am UTC](https://forum.logik.tv/t/directional-smoothing/3345/4 "2021-06-30T04:59:38Z")

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Interesting, I don’t spend much time in AE so I don’t know this plug-in. I don’t know if I’m understanding what you mean by smoothing hair though- I feel like I read it as fixing flyaways, but I’m not sure. So, definitely curious about how the plug in works.

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**Author:** ![johnt](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.logik.tv/johnt/32/14040_2.png) [@johnt](https://forum.logik.tv/u/johnt)\
**Post date:** [June 30, 2021, 7:25am UTC](https://forum.logik.tv/t/directional-smoothing/3345/5 "2021-06-30T07:25:47Z")

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You track in splines, and then the picture is smoothed along the direction of the splines.

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**Author:** ![claussteinmassl](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.logik.tv/claussteinmassl/32/1922_2.png) [@claussteinmassl](https://forum.logik.tv/u/claussteinmassl)\
**Post date:** [June 30, 2021, 7:45am UTC](https://forum.logik.tv/t/directional-smoothing/3345/7 "2021-06-30T07:45:05Z")

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If leaving Flame is an option, there is also this nice tool in the Nuke world:  
https://player.vimeo.com/video/433760055

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**Author:** ![johnt](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.logik.tv/johnt/32/14040_2.png) [@johnt](https://forum.logik.tv/u/johnt)\
**Post date:** [June 30, 2021, 7:49am UTC](https://forum.logik.tv/t/directional-smoothing/3345/8 "2021-06-30T07:49:14Z")

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It does but only one spline per node.

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**Author:** ![GPM](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.logik.tv/gpm/32/4224_2.png) [@GPM](https://forum.logik.tv/u/GPM)\
**Post date:** [May 14, 2024, 4:11pm UTC](https://forum.logik.tv/t/directional-smoothing/3345/10 "2024-05-14T16:11:17Z")

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This was a post from a few years ago, and I’m looking for something similar, for flyaways. Curious if there has been any new tool or functionality for this since then?

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**Author:** ![bryanb](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.logik.tv/bryanb/32/136_2.png) [@bryanb](https://forum.logik.tv/u/bryanb)\
**Post date:** [May 14, 2024, 4:16pm UTC](https://forum.logik.tv/t/directional-smoothing/3345/11 "2024-05-14T16:16:50Z")

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LS\_Splineblur and here’s the example:

[![](https://us1.discourse-cdn.com/flex020/uploads/thedepartmentofexternalservices/original/2X/f/f906ebbf6416a8aeff9a67f0162f5c2e7624ee95.jpeg "Splineblur demo") ](https://www.youtube.com/watch?v=CRUa3zv1t1M)
