# Re-Projecting Detail

**URL:** <https://forum.nomadsculpt.com/t/re-projecting-detail/101>\
**Category:** Feature Request\
**Created:** [August 29, 2020, 12:57am UTC](https://forum.nomadsculpt.com/t/re-projecting-detail/101 "2020-08-29T00:57:28Z")\
**Posts on this page:** 11\
**Page:** 1

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**Author:** ![DumbAlien](https://dub1.discourse-cdn.com/flex005/user_avatar/forum.nomadsculpt.com/dumbalien/32/21197_2.png) [@DumbAlien](https://forum.nomadsculpt.com/u/DumbAlien)\
**Post date:** [August 29, 2020, 12:57am UTC](https://forum.nomadsculpt.com/t/re-projecting-detail/101/1 "2020-08-29T00:57:29Z")

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This is an AWESOME app! Is there a way to reproject detail on a lower “remeshed” duplicate?

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**Author:** ![stephomi](https://dub1.discourse-cdn.com/flex005/user_avatar/forum.nomadsculpt.com/stephomi/32/19583_2.png) [@stephomi](https://forum.nomadsculpt.com/u/stephomi)\
**Post date:** [August 29, 2020, 2:15am UTC](https://forum.nomadsculpt.com/t/re-projecting-detail/101/2 "2020-08-29T02:15:22Z")

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Thanks,

There’s no mesh reprojection at the moment.  
Can you tell me more about the workflow you have in mind?

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**Author:** ![DumbAlien](https://dub1.discourse-cdn.com/flex005/user_avatar/forum.nomadsculpt.com/dumbalien/32/21197_2.png) [@DumbAlien](https://forum.nomadsculpt.com/u/DumbAlien)\
**Post date:** [August 29, 2020, 2:36am UTC](https://forum.nomadsculpt.com/t/re-projecting-detail/101/3 "2020-08-29T02:36:45Z")

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I work in Zbrush and I usually create high poly models that I then duplicate the model and I Zremesh it and I will subdivide it a few times and then I will reproject the details of the high poly model back to the multi-subdivided model. Then I retopologize. My goal is to work mobile and your app is on its way to make that happen for me.  
Also to be able to pose my model using the transpose gizmo.

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**Author:** ![stephomi](https://dub1.discourse-cdn.com/flex005/user_avatar/forum.nomadsculpt.com/stephomi/32/19583_2.png) [@stephomi](https://forum.nomadsculpt.com/u/stephomi)\
**Post date:** [August 29, 2020, 2:54am UTC](https://forum.nomadsculpt.com/t/re-projecting-detail/101/4 "2020-08-29T02:54:03Z")

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Ah I see.  
Since I don’t have any zremesher, the reprojection makes only sense if you export to zbrush, zremesh and then reimport.

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**Author:** ![DumbAlien](https://dub1.discourse-cdn.com/flex005/user_avatar/forum.nomadsculpt.com/dumbalien/32/21197_2.png) [@DumbAlien](https://forum.nomadsculpt.com/u/DumbAlien)\
**Post date:** [August 29, 2020, 2:59am UTC](https://forum.nomadsculpt.com/t/re-projecting-detail/101/5 "2020-08-29T02:59:52Z")

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I believe if I model my sculpt in Nomad to a high poly and duplicate it and use your voxel remesh at a high resolution and then subdivide that a few times and be able to reproject that it should work.

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**Author:** ![stephomi](https://dub1.discourse-cdn.com/flex005/user_avatar/forum.nomadsculpt.com/stephomi/32/19583_2.png) [@stephomi](https://forum.nomadsculpt.com/u/stephomi)\
**Post date:** [August 29, 2020, 4:01am UTC](https://forum.nomadsculpt.com/t/re-projecting-detail/101/6 "2020-08-29T04:01:04Z")

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Ah maybe it make sense but I wonder how it would compare against a simple high res voxel remesh.

In any case it’s not planned for now but I might give it more thoughts if I see other users interested.

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**Author:** ![Shahar2k](https://dub1.discourse-cdn.com/flex005/user_avatar/forum.nomadsculpt.com/shahar2k/32/22_2.png) [@Shahar2k](https://forum.nomadsculpt.com/u/Shahar2k)\
**Post date:** [August 29, 2020, 8:53am UTC](https://forum.nomadsculpt.com/t/re-projecting-detail/101/7 "2020-08-29T08:53:17Z")

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One thing I’d love to do with reprojection is to take a reduced version of the current mesh, (perhaps with the global dynamic topo or voxel remeshing, but then bake the details onto a subdivided version of that reduced mesh, basically to re-add subdivs to a model that no longer has them.

so perhaps a single button that borh re-meshes lower, subdivides, and reprojects the details back to the new mesh.

other options for projection of 3d details are things like shrink wrapping mesh A around Mesh B

btw would ALSO love a slightly higher precision in re-projecting layer position detail, there seem to be some issues with isolines forming…

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**Author:** ![stephomi](https://dub1.discourse-cdn.com/flex005/user_avatar/forum.nomadsculpt.com/stephomi/32/19583_2.png) [@stephomi](https://forum.nomadsculpt.com/u/stephomi)\
**Post date:** [August 29, 2020, 12:34pm UTC](https://forum.nomadsculpt.com/t/re-projecting-detail/101/8 "2020-08-29T12:34:44Z")

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> [@Shahar2k](#):
>
> so perhaps a single button that borh re-meshes lower, subdivides, and reprojects the details back to the new mesh.

I had that in mind, not top priority but I’ll probably do it later.

> [@Shahar2k](#):
>
> btw would ALSO love a slightly higher precision in re-projecting layer position detail, there seem to be some issues with isolines forming…

Just to confirm you are talking about:

- create layer and sculpt in it
- voxel remesh

Then when you set the layer to 0, it doesn’t exactly revert?

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<div class="post-metadata">

**Author:** ![Shahar2k](https://dub1.discourse-cdn.com/flex005/user_avatar/forum.nomadsculpt.com/shahar2k/32/22_2.png) [@Shahar2k](https://forum.nomadsculpt.com/u/Shahar2k)\
**Post date:** [September 1, 2020, 6:45pm UTC](https://forum.nomadsculpt.com/t/re-projecting-detail/101/9 "2020-09-01T18:45:52Z")

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yeah pretty much, I’ve made a little video to illustrate what I mean, I’m honestly not sure if it’s possible to fix?

> **[New video by Shahar Eldar](https://photos.google.com/share/AF1QipM_zg5Duxe6LhXsrY-EZyalRaohQJg28oSJwLdAifAC872cCtC4cxCu1PUmKl4arw?key=Y3JfanlwZlJ0R1F0M2tQc1RqSmtSWGx4UE9lVDRR)**

this video is still processing so it should go higher resolution soon… but what I’m referring to is the little ridge lines that form everywhere. but it’s likely a side effect of the sampling grid and such. but I can only infer what’s happening under the hood obviously.

(compiling a list of features I’d love as I go)

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<div class="post-metadata">

**Author:** ![stephomi](https://dub1.discourse-cdn.com/flex005/user_avatar/forum.nomadsculpt.com/stephomi/32/19583_2.png) [@stephomi](https://forum.nomadsculpt.com/u/stephomi)\
**Post date:** [September 1, 2020, 7:41pm UTC](https://forum.nomadsculpt.com/t/re-projecting-detail/101/10 "2020-09-01T19:41:51Z")

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Ah yes it’s a known issue, that’s the reason why the tooltip in the voxel remesher states that “layers are kept but quality will degrade”.

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**Author:** ![Follygon](https://dub1.discourse-cdn.com/flex005/user_avatar/forum.nomadsculpt.com/follygon/32/88_2.png) [@Follygon](https://forum.nomadsculpt.com/u/Follygon)\
**Post date:** [September 1, 2020, 10:11pm UTC](https://forum.nomadsculpt.com/t/re-projecting-detail/101/11 "2020-09-01T22:11:47Z")

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A reprojection workflow would only be super useful if there was something similar to ZRemesher. Which I know from another thread @stephomi is aware of + other similar tools. Would be nice to have, but I know he said it would take the better part of a year to get close to their level of automation.

Also, @DumbAlien look into reprojection using history recall in ZBrush. It came out in 2020. It’s much easier.
