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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24 views

Geometry data is coming instead of geometry

I want to create a pipe from converging the plane vertices, then in the object properties its showing geometry data instead of geometry so that I can put the size of the bezier circle in it to make a ...
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1answer
200 views

Object not rendering smoothly - Can see where it bends regardless of how many loops cuts I have

I'm making this shape which is just a cylinder with a curve modifier on it. I can't seem to figure out why you can see the subtle bends in the cylinder. I've rendered it multiple times with varying ...
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9 views

Solidify wall thickness query [duplicate]

I'm just starting to learn Blender so I don't know whether I'm being stupid here, but it seems to me that the Solidify modifier is counting the wall thickness twice. A wall thickness of .5m in a 1m ...
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2answers
95 views

Is there a way to get continuous radial/polar coordinates?

I'm not exactly sure if that's the right word for it, but basically, I want to be able to generate a gradient around a point like in my picture, but without the seam. the only thing I can think of ...
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1answer
36 views

Combining two manifold objects creates a non-manifold with issues

I'm trying to combine these objects to be non-manifold for 3D printing but I'm not sure why it keeps saying the edge loop has issues. Both objects are non-manifold and were joined to make one object. ...
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26 views

Bug separating an array of cubes in blender 2.90?

I'm new to blender, but looked at several videos and tutorials and tried to do it in 2.90.0. Starting from a simple cube, created an array in 3D (3 arrays in X, Y and Z), fixed distance, leaving some ...
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19 views

I have visual geometry glitch.How can I fix this? [closed]

when I apply two colors on one object the geometry freaks out. I've tried reinstalling blender, updating my bios but the problem still remains.
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2answers
179 views

Is there any way to generate Inverted or taper geometry by using displacement?

Is there any way to generate reversed taper geometry? In other words: I'd like to generate the geometry you can see in the following picture just by using displacement modifiers or by using nodes: Q: ...
5
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1answer
246 views

Should I use Triangles to Model a Triangle?

I was just wondering if I was modeling a triangle, let's say, should I use a quad or a tri? I often find myself in this situation where I'm not sure if I should leave the unnecessary edge or remove it ...
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1answer
36 views

Adding geometry detail from textures to a low-poly model for 3D printing

As the title says I'm trying to take some models from a video game and use them for 3D printing. The models are (understandably) low-poly but they do have textures with a fair amount of detail. My ...
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1answer
23 views

How to Inset Text/Curve Mesh?

I am wondering if there is an easy way to inset mesh that is generated from text/curves? When I convert text to mesh it generates a bunch of uneven triangles that don't inset properly. My only ...
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18 views

Is it possible to use geometry normal to make textures using geometry position to face normal rotation

I am attempting to make a semi-procedural material that is intended for use in walls. To ensure proper tiling of the texture, I intended to use geometry position as the vector and normal as the ...
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Inset Oval On Curved Surface [duplicate]

Trying to somehow create an inset an oval on this curved bottle. Any idea how to achieve this? Here's an image explaining what I want to do.
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1answer
19 views

I can't use the add menu, how can I fix it? [duplicate]

I'm starting now to modelling in blender, I was trying to create an hexagon, as everyone do, I searched on YouTube and here I understood that you need to do 3 simple steps: Add a cylinder Click on ...
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0answers
18 views

Can a procedural texture follow the x y z orientation of vertices or do I need to UV unwrap?

So lets say: I want to avoid seams on my model. I'm to lazy to UV unwrap. I want to keep my mesh joined. Would it be possible to create a procedural material that follows the xyz orientation of a ...
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1answer
40 views

Set origin to 3d cursor(3d cursor became the origin)

I was want to change the origin to where the cursor is, I did from Object>Set origin>Origin to 3D[enter image description cursor. But after that, The 3D became the origin and I can't change from ...
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0answers
20 views

Why can I see my topology through the head model?

Why can I see my topology through the head model? I add below some picture which show you my problem.
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0answers
113 views

Is there a way to model schrödinger's wave equations in blender?

I have the task to model the orbitals of an atom in blender for an animation. I know the orbitals of electron around an atom can be gotten from Schrödinger's wave equations. How would I be able to ...
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1answer
29 views

How do I extrude a vertex group in Python, the same way that the 'E' shortcut does it

Been smashing my head against this all day. When I select a vertex group and press E on the keyboard, I am able to extrude the selection to a locked axis/direction that is in line with the geometry. ...
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1answer
34 views

What methods should be used to model the curved lip on this model?

I'm about 6 weeks or so into learning blender, and I'm working on this model for a scene I'm doing. I've used what I've learned from the few tutorials I've done so far and got this far. I'm stumped on ...
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28 views

moving, rotating or scaling doesn't affect the mesh, it only affects its borders

I bought a PC for my friend, and installed blender 2.8 and 2.9 but in both I have the same problem, when I G, R, S it doesn't move the mesh it only affects its borders, its completely weird, please ...
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14 views

Unwanted indents on mesh [duplicate]

I'm very new to blender, and I have this problem where I have unwanted indenting on my donut icing. I don't know what caused this, and I don't know how to get rid of it either. It looks like this: ...
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18 views

How to achieve no faces with more than 4 sides

While uploading model in TurboSquid, there was a geometry error, i.e "Geometry: Only Polygonal Quads/Tris and Polygonal Quads only Geometry are certifiable for CheckMate PRO" How can I solve ...
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1answer
38 views

Understanding (and fixing) non-manifold geometry

I'm trying to understand Blender constructs and manifold vs non-manifold geometry. I do a lot of modeling for 3D printing, so really need to get this right. I've looked at a number of tutorials on ...
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16 views

How do you do offset on a text object without overlapping geometry

I want to make text with an expanded piece of text behind it, like the Hearthstone logo: Setting a positive offset value expands the characters in a text object, but the geometry gets messed up once ...
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1answer
31 views

Bevel and Subdivision surface issue

I wanted to bevel a corner of a rounded mesh but it glitches out. This is the starter mesh: and this is the beveled mesh: I want to bevel the mesh a lot more but if I do this it looks like this: ...
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1answer
42 views

Making an array object follow the shape of an object

Im trying to replicate this little robot for practice as im very new to modeling. https://i.stack.imgur.com/4ZEKN.jpg At the top right of his head there is a vent. I tried making this using a plane. ...
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1answer
67 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 ...
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1answer
59 views

Why bevels on a <90º edge are egg shaped, and not circular?

If you make a bevel on an edge that is sharper than 90º, it won't be circular. This is what i have to do in order to make a circular bevel on a sharp edge: Make a 1 segment bevel On the resulting 2 ...
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0answers
19 views

Screw modifier with mutiple curves (how to get good result)

The screw modifier is good for creating a solid mesh from a single curve profile, but it does not seem to provide any options for handling multiple curve profiles. This is the result of using a screw ...
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0answers
20 views

bridge edge loops making a weird angle between two cylinder

Tried bridging two cylinders with bridge edge loops and with addon loop tools: bridge both ways still makes this weird shape?
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14 views

Creating new vertices where meshes join

When I join the the meshes, is there a way to create a new seam along where they join, to then remove the internal geometry and get an accurate volume estimation for the new mesh? It's the diamond ...
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1answer
32 views

Why does vertex merging cause non manifold geometry?

I am having issues with some non-manifold geometry.. I understand there are a few types or a few sources of non-manifold geometry, but I can't find the exact issue with my model.. I noticed most of it,...
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25 views

Skewed Object Origin

I'm working on some imported files and ended up with an object that has it's origin point extremely rotated. I can't apply transforms to remove the rotation, and I can't find a way to have the ...
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1answer
32 views

How to replace object with keeping it dimmensions / how to change dimension of an object to scale value

I found that post intressting: Is there any way to replace an object? But I wonder if if it is possible to keep the size? (not scale) of exchanged objects? Or maybe change dimmensions to scale (reset ...
2
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1answer
41 views

What does simple sub-surf do?

I recently modeled a cupboard in blender to be sold in turbosquid . I read somewhere that a simple sub-surf modifier would make my normal model to a high poly model. So I added a simple sub-surf ...
3
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1answer
58 views

bpy: How do you find the corners of a camera frustum?

... by which I mean the vectors from a perspective camera's viewing point to the corners of the rendered rectangle, as displayed by the diagonal sides of a camera's rectangular pyramid in a 3D View. (...
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0answers
37 views

Least Squares Fitting of geometry on point-clouds

I use Blender to process meshes built from points clouds. The bigger problem is to make a good reconstruction (retopology) starting from a mesh with millions of points, often not following a regular ...
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1answer
36 views

Black Dotted line? [duplicate]

New to Blender what is this black dotted line indicating?. No other objects have it when i select them. I tried setting origin to 3d cursor but th eline is still there?.
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2answers
527 views

How can I create complex edge profiles on columns?

I'm a complete beginner to Blender and I'm trying to create an accurate model of the Tuscan Order, based on William Chambers' "Treatise on Civil Architecture" from 1759. So far I've made a ...
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0answers
18 views

Object must be linked but can't delete it

I haven't been modeling long and completely fubar'ed my model so i had to go in a clean it up but i can't seem to to get rid of this one piece. I tried unlinking, didn't work & if i try to just ...
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1answer
31 views

How to get rid of bend marks

So I'm making this stool and I decided to rotate all the faces on the legs to make this swirly effect and now I'm getting these weird bend marks, one on each of the legs. I tried messing with the ...
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1answer
34 views

How to remove unintentional distortion from geometry?

Maybe this question already has an answer, but I'm uncertain of how to ask this question in a good way, so here we go. My geometry seen below is rendered quite funny with a distortion that seems to be ...
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1answer
29 views

Boolean modifier difference but without filling in faces along the created “holes”

Like the title says, I'm in need of some kind of modifier (since I'm doing a non-destructive workflow in order to parameterize a lot of things -- for the context, I'm creating a base for a modular ...
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0answers
20 views

Removing internal geometry of complex mesh object

I am fairly new to Blender so realise I may have made an earlier mistake to end up with a mesh like this. Below i my mesh object, it's basically lots of random cylinders joined together and then ...
2
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1answer
100 views

Setting the origin for each object to geometry

Blender 2.83 In python I can create all of the features that I want in my world, but when I go to the world, each thing has the same location data. I can click on each and click set origin to geometry,...
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0answers
11 views

How do we duplicate and rotate multiple copies, as when modeling an aircraft propeller, given the template blade [duplicate]

I tried this, given the template propeller blade mesh already drawn, but see no copies: ...
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1answer
19 views

“wings” appear when I add a subsurface modifier to some simple geometry

I've got some very simple geometry (a cube with some extruded subdivisions). When I add a subsurf modifier to it these "wings" appear. They seem to be edges that connect vertices that weren'...
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1answer
37 views

Bad Normals with Text Geometry

I am trying to make a Text mesh, but the normals aren't coming out right no matter how I recalculate them. Here is an image of my issue after converting to a mesh (and before): It just isn't smooth. ...
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1answer
70 views

Offset mirrored geometry

I'm trying to offset the mirrored geometry procedurally. For example, here I have some beams with two simple deforms and a mirror modifier: But I wish to have the beams interlace and look like this: ...

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