# Questions tagged [geometry]

Questions pertaining to creating, generating or editing an objects geometry. Object geometry is defined by editing and creating the location and rotation of vertices, edges, and faces.

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### In Geometry Nodes, how to Loop Cut (or Subdivide along one axis only)?

Is it possible to do the equivalent of a Loop Cut in Geometry Nodes? I don't see a Loop Cut node, nor a way to subdivide a mesh along a single axis. Ultimately what I'm trying to do is this: I have a ...
127 views

### Solving mathematical XYZ equations in geometry nodes?

Because I read several times some questions about "XYZ Math & Geometry Nodes", I decided to answer my own questions with this small post. Since a couple of time I´m working on a project ...
13 views

### Why is the "Collection Info" node warping the shapes in the collection?

The objects are cylinders. When I check reset children, they get get warped. Stretched lengths ways and flattened slightly. Why is that happening??
1 vote
368 views

### Load textures dynamically with LOD

I have setup a geometry nodes that lets me subdivide a plane based on camera distance, so as I get near it, I subdivide the vertices within the camera cull. At the same time, I use a texture to ...
17 views

### When trying to "Make Segment" it connects wrong points

I have curves as shown on picture below and I want to make them become one whole segment (as it happened to a "plain" to the left of selected curves (both are separate objects). After ...
68 views

### Are Advanced Snow Simulations Now Possible In Blender 4.0?

I am creating a little Eevee animation of a baby duckling popping out of snow and going for a stroll. I know dynamic paint can make footprints, but when the duckling pops out of the snow, I want a ...
26 views

### Proximity of empty to affect nearby points on faces (Geometry nodes) Blend V 4.0

I am having a bit of difficulty with the geometry proximity of an empty and having it affect points distributed on a mesh. When I alter the points offset, the entire set of points move and not only ...
1 vote
700 views

### Pointiness for edge mask doesn't work at all

I'm trying to use the pointiness techniques to find the edges of my models, but I can't get it to work. I've tried googling, watching tutorials, but nothing has worked. I'm on 2.91, using Cycles with ...
1 vote
30 views

### How to model the inside corner of where two curved walls meet?

I'm pretty new to 3D modeling and Blender and I'm trying to make a modular tileset which includes walls. I'm stumped at exactly how to shape the inside corner where two of my curved walls meet. The ...
19 views

### Cycles - Object instancing

I am trying to create a scene with instanced object. So far I found a way to do it like this: ...
46 views

### Best approach to make this odd shape?

I've had a few cracks at making this mesh but it comes out as a mess, not a neat mesh. I've got the circlet section done fine, but these wings on the sides are a bit of a pain for me. If someone has ...
19 views

### Enable Geometry legacy node [duplicate]

I am following a tutorial to make procedural aperture by using geometry node but in blender 4.0 some of the nodes using in the tutorial. So how do i enable older nodes in blender 4.0 since i cant find ...
2k views

### Geometry Nodes - Point Cloud from custom XYZ coordinates?

I'd like to create a point cloud using the Geometry Node Editor based on my own custom data. The data is stored in a .txt file, plain [x,y,z] coordinates and looks like this: ...
141 views

### Align from normal

I wanted to know how can I align my A vertex to my B vertex while keeping a straight and vertex normal's based line. Thanks !
1 vote
47 views

### How do I link to objects movement with each other?

I want to create like a animation but not a animation, so what I want is whenever I rotate cube number 1 I want number 2 to go in a vertical movement, so when I rotate cube 1 by 360 degree cube 2 ...
28 views

### instance follow object problem geometry nodes

my intention is to create a sphere that attract some instances while is moving. I also would wanted to have a region of influence, not having all instance to follow, just the ones closer to the sphere....
240 views

### Loop cut tool only select vertices (Blender)

I have the problem, that i can't create loop cuts on this specific face of the shape. I need a vertical loop cut there. In loop cut blender just selects one of the vertices. On every edge i try it it ...
38 views

### Geometry Nodes - Creating a path of edges through a point domain without any overlap

Hoping someone can help. I'm trying to create a geonodes setup where I distribute points on a mesh, and then connect a series of edges between them which will be converted to curves and used for ...
147 views

### Need Help Creating Arches Around Main Structure - Array Usage?

everyone, I created a building shaped like a bowl, inspired by the Brasília Cathedral (though with some different measurements). https://en.wikipedia.org/wiki/Cathedral_of_Bras%C3%ADlia Similar to the ...
1 vote
77 views

### Animate curve point by point

I am loading the data of a line from a csv file to create a curve. If I animate the curve by keyframing the "factor end" property in the UI, I get the visual animation I want, but the ...
424 views

### Shading issues showing in rendered Cycles viewport but not in solid viewport

For some reason when I render the object in viewport 3D Render I see these lines that look like weird shading or geometry. But I have fixed this in the Solid Viewport where they don't show up. Also I ...
1 vote
15 views

### Getting completely different results on manual editing vs script

I have a mesh that I am importing and need to edit very simply as: Apply 10 levels of smoothing Apply one level of catmull-clark subdivision When I do this by hand I see this: Which is correct. ...
30 views

### How to get all points of object in order to then link all of with a line

So for a project, I would need to be able to export all the points of an low-poly object with in order. What I mean by order is that I have for exemple point #1 that make a line with point #2, #3 and #...
245 views

### How do i convert a blender texture into a 3D printable format?

How do I convert the Blender texturing techniques discussed in the link below into geometry so that I can print them on a 3D printer, and are there any limitations that I should be aware of? How to ...
26 views

### How can you make a strip of mesh parts bend according to the distance from an object individually?

So I'm working on a dragon rig, and I'd like to control the spikes on its back. I thought it would be wise to do it by a distance from a certain separated bone, and that the scale of the bone would be ...
36 views

### Prevent objects/meshes from going or passing through other objects?

Without using physics, I wanna be able to freely move around objects like normal, but they cannot pass through certain other objects. Any way besides physics for this? like applying a location or ...
289 views

### Anyway To Material Paint This Complex Geometry?

So what I want to do is material paint this middle part for a diffrent look, but the geometry is very complex, and I want to make it circular, and able to change in keyframes, so that way I can ...
107 views

### Modeling Problem (Persian Helmet)

I want to model a Helmet, and I am attaching a photo so you can see what it looks like. I wanted to know what method you would use to model if you were in my place? And the second question, is it ...
7 views

### Can see obscured geometry in orthographic view, while can't see it in perspective

For some reason I can see geometry that is supposed to be obscured when im in orthographic view, while in perspective Orthographic view^ Perspective view^ How do I revert to not seeing obscured ...
1 vote
34 views

### Geometry nodes rain simulation not preserving saved frame after reopening Blender

As you can see in this video, I have two geometry nodes modifiers, made with this Rain Generator. One of them controls falling rain and the other controls rain splashes on objects. After letting the ...
1 vote
24 views

### how to smoothly fold a curved plane over a curved edge?

Hi guys, I'm very new to Blender and I'm trying to model this little seat I made (just a rough prototype so pls ignore how scrappy it looks haha) but I just can't figure out how to fold the edges of ...
38 views

### Retopology and reflections issues (wrong normals)

Retopology and reflections issues (wrong vertex normals) I've started retopology. But I've noticed a problem. Although the topology seems to be clean, the reflection is completely broken compared to ...
622 views

### Separate distinct internal closed volume (automated)

I have an object containing multiple interior faces defining closed volumes. I'm looking for a way to identify each of those volume and separate them in different objects. The object is in "one ...
88 views

### How to Move Vertices Symmetrically Without Scale

Is there a way to move vertices away from each other without using scale? I have two groups of vertices that I want to move away from each other the same distance in both directions. I know that I ...
30 views

### Blender Geometry Nodes Collection instances scale

I´m trying to find a way to scale the proximity geometry mask with collection objects. I would scale the object inside the collection and the mask would always be 2x the size of the object scaled (...
6 views

### Custom Split Normal Data not rendering properly, but does on random frames?

I'm having this issue where I have custom split normals on this character, and it's fine in viewport. But when I hit render I get something that looks like I've cleared the normals, which looks a lot ...
1 vote
421 views

### How to make a video like this with Blender software?

How to make a video like this with Blender software? Video link
40 views

### How do I create a straight line with endpoints that track a curve when I rotate/move the line?

I would like move and rotate a line, but have the endpoints follow an elliptical curve. In the picture below, as I rotate the line, I want points A and B to stick to the curve. Then as I move the ...
104 views

### Recreate Solidify Thickness Clamp in Geometry Nodes?

I am trying to build the Solidify modifier in geometry nodes. Generally this is simple as there are many ways to offset a copy of the geometry. And we have Extrude to create the Rim. However, I am ...
414 views

### Bevel end blending

Still very nooby at this, so bear with me. Are there easy ways to tidy up the end of bevels like this? I'd like to bevel the edge but not the center part. Looking more for this shape, but with the ...
41 views

### Clean up unseen geometry

I have this geometry and I want to keep only the exterior face. How can I get rid of the geometry that is not seen ? The file is here First image is with face that I want to keep and secon is with ...
19 views

### Align Rotation to center [Geometry nodes]

Has anyone idea how to make instances rotation to the center.
1 vote
366 views

### Height map from image geometry node position

I'm making a flat mesh using a plane and geometry nodes. I am using a heightmap that I generated to displace the z for points on the mesh. However, the image is being transformed into a square and not ...
1k views

### How do I only select vertices which are visible from my perspective in 3D View?

I'm trying to retopologize a high poly mesh and create a low poly version out of the existing sculpt. While selecting some vertices of my low poly mesh in order to edit them, other non-visible ...
35 views

### Make a stack of cubes in Geometry Nodes

I wonder if it's possible to build a stack of cubes as seen on the image: This is what I tried (not the result I want):
1 vote
88 views

### How do I change the dimensions of an object without affecting the dimensions of an interior window?

I have a rectangular object that measures 265.3m wide x 74m tall. That rectangle has a window cutout within it that is 51m wide by 40m tall. I am trying to resize the 265.3m width of the rectangle to ...
25 views

### what is the proper way to remesh for sculpting props?

I'm working on a stylized lamp post. I have the low poly and now I want to start sculpting out the high poly. (Just to clarify im not sculpting characters) Usually I use a bevel modifier with subd to ...
1 vote
73 views

### How do I curve a model that has multiple parts?

I am a beginner at Blender and was wondering how I would create good-looking curved roads for my game (in Roblox Studio). My previous attempts looked off and didn't give me the angles I wanted. Also, ...
1 vote