# \#rebuild

**URL:** https://discourse.mcneel.com/tag/rebuild/1485.md

[Latest](https://discourse.mcneel.com/latest.md) · [Categories](https://discourse.mcneel.com/categories.md) · [Tags](https://discourse.mcneel.com/tags.md)

---

## [Rhino 9 Crash on Rebuild](https://discourse.mcneel.com/t/rhino-9-crash-on-rebuild/224233)

<div class="topic-metadata">

**Author:** [@Chris70](https://discourse.mcneel.com/u/Chris70)\
**Replies:** 10\
**Last updated:** [November 3, 2026, 3:23pm UTC](https://discourse.mcneel.com/t/rhino-9-crash-on-rebuild/224233 "2026-11-03T15:23:12Z")

</div>

Rebuild a simple curve crashes Rhino. Rebuild Curve.3dm (1.5 MB) Rhino version: Version 9 (9.0.26300.09401, 27/10/2026)

---

## [Shouldn't Rebuild and RebuildUV be integrated?](https://discourse.mcneel.com/t/shouldnt-rebuild-and-rebuilduv-be-integrated/132730)

<div class="topic-metadata">

**Author:** [@laborda](https://discourse.mcneel.com/u/laborda)\
**Replies:** 11\
**Last updated:** [October 30, 2026, 5:05pm UTC](https://discourse.mcneel.com/t/shouldnt-rebuild-and-rebuilduv-be-integrated/132730 "2026-10-30T17:05:08Z")

</div>

Hi All, The main reason I use rebuildUV is to re-organize control points in a uniform way after a match or anything that creates bad flow. But this command has some other options that are also interesting: Normal, Tight…

---

## [How can I get a clean Loft between these cross-section curves?](https://discourse.mcneel.com/t/how-can-i-get-a-clean-loft-between-these-cross-section-curves/221493)

<div class="topic-metadata">

**Author:** [@Ercument\_Talha\_Tayfu](https://discourse.mcneel.com/u/Ercument_Talha_Tayfu)\
**Replies:** 3\
**Last updated:** [August 5, 2026, 2:40pm UTC](https://discourse.mcneel.com/t/how-can-i-get-a-clean-loft-between-these-cross-section-curves/221493 "2026-08-05T14:40:26Z")

</div>

Hello, I’m using Rhino 7 and trying to Loft a surface through several closed cross-section curves stacked at different heights (see images). My end goal is a clean solid I can 3D print. The problem: between the section…

---

## [Smart curve rebuild / curve simplification with tolerance in Rhino?](https://discourse.mcneel.com/t/smart-curve-rebuild-curve-simplification-with-tolerance-in-rhino/214809)

<div class="topic-metadata">

**Author:** [@idigikipfer](https://discourse.mcneel.com/u/idigikipfer)\
**Replies:** 4\
**Last updated:** [January 21, 2026, 10:15am UTC](https://discourse.mcneel.com/t/smart-curve-rebuild-curve-simplification-with-tolerance-in-rhino/214809 "2026-01-21T10:15:36Z")

</div>

Hi everyone, I’m working with curves in Rhino 8 and I keep running into the same limitation with the standard Rebuild command. As far as I understand, Rebuild always redistributes control points evenly along the curve,…

---

## [How to rebuild and clean a supercomplex surface for a designer's table](https://discourse.mcneel.com/t/how-to-rebuild-and-clean-a-supercomplex-surface-for-a-designers-table/213915)

<div class="topic-metadata">

**Author:** [@Gaëtan1](https://discourse.mcneel.com/u/Ga%C3%ABtan1)\
**Replies:** 1\
**Last updated:** [December 22, 2025, 2:24pm UTC](https://discourse.mcneel.com/t/how-to-rebuild-and-clean-a-supercomplex-surface-for-a-designers-table/213915 "2025-12-22T14:24:04Z")

</div>

Hey everyone! I am writing a topic because i’m really stuck with a wooden table project i got to work on for a designer. The table is made of 4 parts : 2 parts symetric to 2 other. I would like to “rebuild”, to ”clean…

---

## [Feature request: "Non-uniform" rebuild option](https://discourse.mcneel.com/t/feature-request-non-uniform-rebuild-option/211506)

<div class="topic-metadata">

**Author:** [@Rhino\_Bulgaria](https://discourse.mcneel.com/u/Rhino_Bulgaria)\
**Replies:** 0\
**Last updated:** [October 26, 2025, 7:21pm UTC](https://discourse.mcneel.com/t/feature-request-non-uniform-rebuild-option/211506 "2025-10-26T19:21:20Z")

</div>

I suggest to add a new option for the “Rebuild” tool that will enable non-uniform rebuild where the control points are more focused towards the 4 corners, thus leave greater space around the middle of the rebuilt surface…

---

## [Rebuilding multiple mesh surfaces into one mesh surface](https://discourse.mcneel.com/t/rebuilding-multiple-mesh-surfaces-into-one-mesh-surface/209281)

<div class="topic-metadata">

**Author:** [@Sam\_Samiee](https://discourse.mcneel.com/u/Sam_Samiee)\
**Replies:** 4\
**Last updated:** [September 4, 2025, 1:23pm UTC](https://discourse.mcneel.com/t/rebuilding-multiple-mesh-surfaces-into-one-mesh-surface/209281 "2025-09-04T13:23:09Z")

</div>

Hello everyone, In order to build the topography of a huge area in rhino I started downloading small chunks of the area one by one and I came up with a kind of a pixelated topography with lots of overlaps amongst them. …

---

## [Changing control points direction on long surface](https://discourse.mcneel.com/t/changing-control-points-direction-on-long-surface/203680)

<div class="topic-metadata">

**Author:** [@mdesign](https://discourse.mcneel.com/u/mdesign)\
**Replies:** 2\
**Last updated:** [April 28, 2025, 6:56am UTC](https://discourse.mcneel.com/t/changing-control-points-direction-on-long-surface/203680 "2025-04-28T06:56:06Z")

</div>

I have a surface like that one above. I want to change the flow of control points to have something like that below: I need this to sculpt that surface, but I also would like to maintainthe past shape as much as p…

---

## [Rebuilding curves by intersection points](https://discourse.mcneel.com/t/rebuilding-curves-by-intersection-points/201482)

<div class="topic-metadata">

**Author:** [@Renske](https://discourse.mcneel.com/u/Renske)\
**Replies:** 1\
**Last updated:** [March 18, 2025, 6:42am UTC](https://discourse.mcneel.com/t/rebuilding-curves-by-intersection-points/201482 "2025-03-18T06:42:43Z")

</div>

Hello, I am trying to rebuild a set of curves based on the intersection points between each curve. I have a data tree with two branches, both corresponding to a layer of the structure I am creating. I have created the st…

---

## [Points on a surface](https://discourse.mcneel.com/t/points-on-a-surface/193943)

<div class="topic-metadata">

**Author:** [@joanapcunha](https://discourse.mcneel.com/u/joanapcunha)\
**Replies:** 1\
**Last updated:** [October 29, 2024, 1:06pm UTC](https://discourse.mcneel.com/t/points-on-a-surface/193943 "2024-10-29T13:06:27Z")

</div>

Hi, what is the best way to get the points to follow the Design of the surface and not a rectangle over it? I want the points within the surface. Thanks ( I attached the file ) points on a surface2.3dm (115.1 KB) Thank…

---

## [Remove/rebuild/simplify intersecting parts of curve only](https://discourse.mcneel.com/t/remove-rebuild-simplify-intersecting-parts-of-curve-only/180528)

<div class="topic-metadata">

**Author:** [@aytelliott](https://discourse.mcneel.com/u/aytelliott)\
**Replies:** 2\
**Last updated:** [April 22, 2024, 5:40am UTC](https://discourse.mcneel.com/t/remove-rebuild-simplify-intersecting-parts-of-curve-only/180528 "2024-04-22T05:40:50Z")

</div>

I want to remove and simplify only the intersecting loop of the curves shown below… So that I can create waffle surfaces to be CNC cut, therefore tolerance allows the intersection part to be not considered… I don’t…

---

## [Control point curve to interpolated curve with minimal points?](https://discourse.mcneel.com/t/control-point-curve-to-interpolated-curve-with-minimal-points/180254)

<div class="topic-metadata">

**Author:** [@Jure\_Bebić](https://discourse.mcneel.com/u/Jure_Bebi%C4%87)\
**Replies:** 10\
**Last updated:** [April 17, 2024, 3:05pm UTC](https://discourse.mcneel.com/t/control-point-curve-to-interpolated-curve-with-minimal-points/180254 "2024-04-17T15:05:02Z")

</div>

Is there a way to convert a control point curve to an interpolated curve using least possible points? What I do is Section part of (badly modelled) surface I need, that gets me a planar control point curve. Than I do Di…

---

## [Rebuild Curve Won't Keep Straight Lines - RHINO 7](https://discourse.mcneel.com/t/rebuild-curve-wont-keep-straight-lines-rhino-7/179093)

<div class="topic-metadata">

**Author:** [@John\_Man](https://discourse.mcneel.com/u/John_Man)\
**Replies:** 3\
**Last updated:** [March 30, 2024, 8:20pm UTC](https://discourse.mcneel.com/t/rebuild-curve-wont-keep-straight-lines-rhino-7/179093 "2024-03-30T20:20:50Z")

</div>

Hello, I am struggling with a group of curves that I need to loft. In order to Loft the curves I need to rebuild them to have the same amount of control points. However, when I rebuild them they lose the flat areas and …

---

## [Rebuild, create surface, unroll and result no FlowAlongSrf](https://discourse.mcneel.com/t/rebuild-create-surface-unroll-and-result-no-flowalongsrf/171703)

<div class="topic-metadata">

**Author:** [@Edward\_Sager](https://discourse.mcneel.com/u/Edward_Sager)\
**Replies:** 3\
**Last updated:** [December 18, 2023, 3:33am UTC](https://discourse.mcneel.com/t/rebuild-create-surface-unroll-and-result-no-flowalongsrf/171703 "2023-12-18T03:33:17Z")

</div>

I created an ellipse and rebuilt it to have 40 sections. Next, I used a polyline to connect all of the points so that I created an ellipse-like shape. I then Extrude that new curve. Next, I Unrollsrf. This results in 40…

---

## [Surface Deformation Complication](https://discourse.mcneel.com/t/surface-deformation-complication/164265)

<div class="topic-metadata">

**Author:** [@Taylor\_Rayne](https://discourse.mcneel.com/u/Taylor_Rayne)\
**Replies:** 4\
**Last updated:** [August 21, 2023, 4:57pm UTC](https://discourse.mcneel.com/t/surface-deformation-complication/164265 "2023-08-21T16:57:10Z")

</div>

Hello! So bare with me here because I am a beginner and have a feeling the question I am about the ask is quite straightforward, hehe Anyhow, my issue is that when I attempt to deform the surface I made from rebuilding …

---

## [Help with Naked Edges - Boolean Commands](https://discourse.mcneel.com/t/help-with-naked-edges-boolean-commands/157262)

<div class="topic-metadata">

**Author:** [@giulianacop](https://discourse.mcneel.com/u/giulianacop)\
**Replies:** 1\
**Last updated:** [March 28, 2023, 7:27pm UTC](https://discourse.mcneel.com/t/help-with-naked-edges-boolean-commands/157262 "2023-03-28T19:27:37Z")

</div>

Hey! I’m currently working on a site model and I’ve been using the rebuild command to build topology from a planar srf, and then extruding them with the loft command. There appears to be a couple of naked edges and I hav…

---

## [Rebuilding Surface](https://discourse.mcneel.com/t/rebuilding-surface/150052)

<div class="topic-metadata">

**Author:** [@jeontj13](https://discourse.mcneel.com/u/jeontj13)\
**Replies:** 10\
**Last updated:** [November 4, 2022, 7:32pm UTC](https://discourse.mcneel.com/t/rebuilding-surface/150052 "2022-11-04T19:32:06Z")

</div>

Rebuild.gh (8.6 KB) Hello everyone, I need help. I am trying to make a parametric surface by rebuilding points. I tried all points of the surface to go up and down by the Z axis. But I want just one point to move …

---

## [Wish: Interactive reduce & simplify polyline with a dialog box](https://discourse.mcneel.com/t/wish-interactive-reduce-simplify-polyline-with-a-dialog-box/145712)

<div class="topic-metadata">

**Author:** [@Intuos](https://discourse.mcneel.com/u/Intuos)\
**Replies:** 0\
**Last updated:** [July 25, 2022, 2:47pm UTC](https://discourse.mcneel.com/t/wish-interactive-reduce-simplify-polyline-with-a-dialog-box/145712 "2022-07-25T14:47:45Z")

</div>

Just like the smooth tool opens a dialog box, there should be a command to reduce, simplify & smooth polylines with a dialog box. Illustrator has such a thing and what I like about it is that it gives me a live preview o…

---

## [Flow(along curve) flips profile based on point count?](https://discourse.mcneel.com/t/flow-along-curve-flips-profile-based-on-point-count/133884)

<div class="topic-metadata">

**Author:** [@sarahcadschmid](https://discourse.mcneel.com/u/sarahcadschmid)\
**Replies:** 0\
**Last updated:** [November 24, 2021, 3:30pm UTC](https://discourse.mcneel.com/t/flow-along-curve-flips-profile-based-on-point-count/133884 "2021-11-24T15:30:28Z")

</div>

Hello dear hivemind, I found an interesting thing in Grasshopper (although Rhino gives the same results) and I’m curios if I miss something very easy. The basis is 1. a curve created with crv2view (116 controllpoints) a…

---

## [Curve.Rebuild periodic to minimum pointcount](https://discourse.mcneel.com/t/curve-rebuild-periodic-to-minimum-pointcount/133341)

<div class="topic-metadata">

**Author:** [@spb](https://discourse.mcneel.com/u/spb)\
**Replies:** 1\
**Last updated:** [November 15, 2021, 5:13pm UTC](https://discourse.mcneel.com/t/curve-rebuild-periodic-to-minimum-pointcount/133341 "2021-11-15T17:13:55Z")

</div>

Although the UI’s \_Rebuild can output a periodic curve with total number of control points equal to double the curve degree, RC’s Curve.Rebuild outputs a minimum of 2\*degree+1. I’ve tried various arguments but haven’t f…

---

## [Request: Control points preview for changedegree and rebuild](https://discourse.mcneel.com/t/request-control-points-preview-for-changedegree-and-rebuild/132124)

<div class="topic-metadata">

**Author:** [@laborda](https://discourse.mcneel.com/u/laborda)\
**Replies:** 2\
**Last updated:** [October 23, 2021, 4:11pm UTC](https://discourse.mcneel.com/t/request-control-points-preview-for-changedegree-and-rebuild/132124 "2021-10-23T16:11:21Z")

</div>

Hi All, Once you start working with clean surfaces and the lower degree you can, it’s always necessary to rebuild and change the degree of the geometry. But, when you have a case like a surface with 4x4 points and degr…

---

## [Plane shaping after rebuild does not curve smoothly](https://discourse.mcneel.com/t/plane-shaping-after-rebuild-does-not-curve-smoothly/131680)

<div class="topic-metadata">

**Author:** [@robert.w.currie](https://discourse.mcneel.com/u/robert.w.currie)\
**Replies:** 6\
**Last updated:** [October 15, 2021, 5:41am UTC](https://discourse.mcneel.com/t/plane-shaping-after-rebuild-does-not-curve-smoothly/131680 "2021-10-15T05:41:48Z")

</div>

Hello there! I am having trouble with my planes not being curved when I try to shape it (after being rebuilt) it doesn’t curve like its supposed to I create a rectangular plane I then rebuild it and turn pointson. But w…

---

## [Preserving end tangent directions with Rebuild curve with master](https://discourse.mcneel.com/t/preserving-end-tangent-directions-with-rebuild-curve-with-master/124776)

<div class="topic-metadata">

**Author:** [@spb](https://discourse.mcneel.com/u/spb)\
**Replies:** 1\
**Last updated:** [May 24, 2021, 7:50pm UTC](https://discourse.mcneel.com/t/preserving-end-tangent-directions-with-rebuild-curve-with-master/124776 "2021-05-24T19:50:03Z")

</div>

Please make \_Rebuild honor Preserve end tangent directions when a master curve is referenced. RebuildCurveEndTanMasterVsNoMaster.3dm (37.3 KB) (7.6.21127.19001, 2021-05-07) Thank you

---

## [Rebuild will not let me select objects](https://discourse.mcneel.com/t/rebuild-will-not-let-me-select-objects/117818)

<div class="topic-metadata">

**Author:** [@spiander](https://discourse.mcneel.com/u/spiander)\
**Replies:** 4\
**Last updated:** [February 25, 2021, 9:48am UTC](https://discourse.mcneel.com/t/rebuild-will-not-let-me-select-objects/117818 "2021-02-25T09:48:33Z")

</div>

I am trying to use rebuild on a ‘‘closed solid polysurface’’ but it does not let me select the object. -It works fine onany other objects. (version 6) Thanks.

---

## [Optimization of curve rebuilding](https://discourse.mcneel.com/t/optimization-of-curve-rebuilding/116240)

<div class="topic-metadata">

**Author:** [@matteo2.agostini](https://discourse.mcneel.com/u/matteo2.agostini)\
**Replies:** 5\
**Last updated:** [January 15, 2021, 12:15am UTC](https://discourse.mcneel.com/t/optimization-of-curve-rebuilding/116240 "2021-01-15T00:15:54Z")

</div>

Hi, I need to rebuild a curve imported from an external program. Is there any fuction that can optimize the curve where is needed? Actually in the curve there are small complex parts that need lot of points but the major…

---

## [Rebuild reverses curve's end tangent direction](https://discourse.mcneel.com/t/rebuild-reverses-curves-end-tangent-direction/112214)

<div class="topic-metadata">

**Author:** [@spb](https://discourse.mcneel.com/u/spb)\
**Replies:** 1\
**Last updated:** [November 13, 2020, 10:08pm UTC](https://discourse.mcneel.com/t/rebuild-reverses-curves-end-tangent-direction/112214 "2020-11-13T22:08:00Z")

</div>

Here are a couple of curves that \_Rebuild reverses one end’s tangent direction when Preserve end tangent directions is enabled. RebuildRevsTanDir.3dm (28.0 KB) This occurs in V6, V7, and with RhinoCommon’s Curve.Reb…