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Questions tagged [subdivision-surface]

Use this tag for questions involving Blender's Subdivision Surface modifier

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13 votes
1 answer
17k views

What's the difference between the various Open Subdiv compute types?

It seems there are 5 different available "compute types". what are these compute types? What's the difference between them?
someonewithpc's user avatar
11 votes
5 answers
4k views

Subsurf on a crown. How can I smooth some edges and keep others sharp?

How can I smooth all crown but don't smooth the top of the crown? I did a subdivision surface, but this didn't work. All crown became smooth and changed form.
Alexandra Schur's user avatar
11 votes
4 answers
79k views

Subdivide Button in Blender 2.8

In Blender 2.8 i have been unable to find the location of the subdivide button in any menu in edit mode and have only been able to get it using the search key. The lack of any keybind is also making ...
Dracon Wolf's user avatar
11 votes
2 answers
9k views

When and when not to use subdivsion surfaces?

I am new to 3D modelling and wondering if someone could break down when and when not to use subdivision surface modelling. I am thinking more in terms of hard surface stuff. Why wouldn't you always ...
Kristian's user avatar
  • 111
10 votes
4 answers
2k views

How do I straighten just the inner hole of this mesh?

I'm attempting to make a combination wrench. The hole is supposed to be hexagonal, but I can't figure out how to sharpen the edges without causing pinching on the outer side of the wrench when I use a ...
ShadyHorizon's user avatar
10 votes
5 answers
2k views

How would you model a pyramid pattern?

I’m trying to model this kettle with a pyramid pattern on the lower side of the kettle. The problem that I am facing is that I have a Subdivision Surface modifier on the object to give it that smooth ...
Andrew Lee's user avatar
9 votes
3 answers
933 views

How to model those stylized trunks (See image)

Currently trying to do some stylized trees; i am struggling to do those trunks. Tried some subdivision surface but I can't make the corners nice at 90° I bet there's a nicer way to do it; maybe with ...
Disco Fever's user avatar
8 votes
2 answers
33k views

How do I subdivide smooth in blender 2.8? [duplicate]

Previously I could that in specials menu, but it seems that there is no such option in 2.8 version.
Eimantas's user avatar
8 votes
1 answer
2k views

I am not at all able to paint weight paint on the plane

I am new to Blender and I am using Blender 3.0.0 I am trying to weight paint this plane but I am unable to do it to at least a single vertex. I subdivided the plane many times but I am unable to paint....
Mad Human's user avatar
8 votes
2 answers
1k views

Visible gaps in mesh when using adaptive subdiv and multiple materials

No matter what I try, I can't close a visible displacement gap between materials when I'm using Adaptive Subdivision. Enabling Auto-Smooth in the normal options fixes gaps on the corners of objects ...
Andrew Price's user avatar
  • 1,289
7 votes
3 answers
1k views

How to subdivide triangles into four triangles with Geometry Nodes?

I need to subdivide a mesh of equilateral triangles so that each triangle gets subdivided into four new equilateral triangles. I want to use Geometry Nodes because I want to set the subdivision level ...
Joe Ercolino's user avatar
7 votes
1 answer
7k views

Blender render crash when using subsurf modifiers

Essentially, my problem is that I am trying to render a scene, however, blender crashes on me early during the render. I only have about 14 total objects in the scene. (It's not that complex) I tried ...
Krillinslosingstreak's user avatar
6 votes
2 answers
1k views

Constructing a hexagonal shape from quads (Bolt)

I want to model a bolt with a hexagonal inset (allen/hex key). The issue is, that I have not achieved this yet. I have attempted multiple things, but they resulted in n-gons/tris or are not ...
NameKhan72's user avatar
6 votes
2 answers
899 views

How can I fix the topology of a heptagon?

I've modeled the following screw on which I have applied a subdivision. I managed to fix most of its bad topologies, but I can't wrap my head around the following scenario. I have this heptagon that I ...
OncleDan's user avatar
  • 161
6 votes
2 answers
2k views

Billions of loop cuts

Been modeling for 1.5 month now, and realized that my biggest struggle in every model are proximity loops cuts. Particularily in this model when I wanted to "cut-out" sound pickups (green) I had to ...
Plastic_Whopper's user avatar
6 votes
1 answer
219 views

My subdivision modifier seems to be capped at 2

I'm adding a cube to my scene and then hitting Ctrl+4 to subdivide it 4 times. However, it only subdivides it 2 times (Blender 3.5 and 3.6). After some experimentation, I have discovered that using ...
Kaptkaos's user avatar
  • 163
6 votes
1 answer
6k views

How to see the mesh with subdivisions in wireframe mode in blender 2.83?

Hi I can't see how to see the mesh with all subdivisions in blender 2.83. Does anyone know how it can be activated? in past versions I think it was by default
Sebastian Medrano's user avatar
6 votes
2 answers
346 views

Various issues with low poly hammer

I have about 4 weeks of Blender knowledge. Why is the line shown in the Bottom red circle not affected by the Subdiv modifier? It feels like it should be, but it leaves a sharp edge? I can't make ...
Oopyddiuqs's user avatar
6 votes
1 answer
3k views

Microdisplacements with adaptive subdivision turning black

I followed a microdisplacements tutorial on Blender Guru and I was able to create a texture fine. Here is a picture. And then I turned on Adaptive subdivision. Here is a picture of what happened. I ...
Tucker's user avatar
  • 534
6 votes
1 answer
624 views

Fixing shadows in cycles without increasing subdivision

I'm creating a dune model in blender with cycles and the shadows are kind of messed up. the model is only created from a subdivided plane and then using noise textures. it already has 1.7 million ...
Linus Dosch's user avatar
6 votes
3 answers
1k views

Are there good techniques for creating high poly regions within lower poly meshes when using subdivision modifier?

I have been learning to model in Blender using the subdivision modifier, cuts, and support loops. (For an example of what I mean, see this video from Arrimus 3D. I find this technique is quite good ...
gxcode's user avatar
  • 63
6 votes
1 answer
609 views

SubD creates a crease in an edge

I have an issue with my SubD model which seems to be creating a crease on a random edge. I checked double vertex but it's not that. And there is no Crease applied on this corned as you can see. Do you ...
Burak Celik's user avatar
5 votes
3 answers
659 views

Problem modelling a simple shape and then applying subdivision surface modifier

I am trying to model a shape like this in Blender: I have made several attempts, but having problems each time when applying a final subdivision surface modifier, so would appreciate some guidance. ...
teeeeee's user avatar
  • 444
5 votes
2 answers
1k views

How to model a vase with a hole through it?

I'm trying to model this vase on the left in this picture, However, I'm still a beginner in Blender, and the furthest I could go is as depicted in the screenshot below: As you can see, the beginning ...
Nour's user avatar
  • 155
5 votes
4 answers
7k views

Do I need a subdivision modifier to create a hard-surfaced object

I'm currently in the process of modelling a handgun, this is one of the reference images that I am using: Looking at it closely, it looks as if a majority of the edges have a small bevel on them to ...
masterj2001's user avatar
5 votes
2 answers
250 views

Noob question rounding half toroid

I have the following shape: How do I smooth only the curved parts? I would like it so that the bottom of the shape is flat, and it looks like two circles connected by a thin rectangle (instead of two ...
Bob's user avatar
  • 53
5 votes
2 answers
11k views

can you add subdivision surface modifiers to specific vertex groups [duplicate]

i want to make parts of my model seem more smooth but others i want to stay flat.
Daniel Mills's user avatar
5 votes
1 answer
277 views

artefacts by applying textures on cylinder with subdivision surfacing

For educational purposes I am trying to unwrap a part of a cylinder (using blender 2.93.7), and I have the following problem: I have this cylinder (I marked the seams to make other tests but we will ...
mastupristi's user avatar
5 votes
1 answer
286 views

How to create this shape? (Fire Hydrant)

I'm trying to model a fire extinguisher following this model (I'm practicing). I stopped at this kinda curvy shape that is extruded from the circle. I tried as many ways as I could think of but the ...
QDinh's user avatar
  • 151
5 votes
1 answer
251 views

How can I blend these two meshes perfectly together without wrinkles?

I am modeling a Nissan Z GT500 car model and I have this problem on many parts of the car I don't know how to solve. I want the "ducktail" part of the car to blend in the main body panels ...
TheNuvolari's user avatar
5 votes
1 answer
290 views

why N-Gons can subdivide some times and some times no?

as far as i know n-gons cant be subdivide by adding edge loop but i discover that some times it can be : i tried to make loop cut again but it doesn't done , i know it should good thing to cut Ngons ...
mshmsh's user avatar
  • 123
5 votes
1 answer
2k views

Does a Subsurf modifier slow down renders?

First of all, this is all hypothetical; I'm not actually doing this in a project. For example, let's say I'm trying to make a shape that can either be made by modeling it by hand, or I can get the ...
BallinCGI's user avatar
  • 387
5 votes
1 answer
1k views

Toggle Subdivision modifier and smooth shading with one key

Is there a hotkey, script or addon to globally toggle smooth shading and subD? When modeling with subD's I like having the shading faceted, but obviously want to see it smooth when I turn the subD ...
Hybelkanin's user avatar
5 votes
1 answer
81 views

Why two stitched shapes create this strange lines when subdivision modifier is applied?

I've created an arm and a hand separatedly, then I joined them, after that, I took the vertices and connected them together to create new faces. Everything looks fine with the basic shape But once I ...
Eugenio's user avatar
  • 301
5 votes
1 answer
2k views

Adaptive Subdivision not working

I've been trying to get adaptive subdivision to work, but I haven't seen any difference. What am I doing wrong?
dogking57's user avatar
5 votes
1 answer
127 views

Match render sub-D levels with viewport levels

I've just finished a character with a huge amount of objects, allot of which have sub-D mods. But I only ever set the Viewport level so all objects have a incorrect render sub-D level. Is there a way ...
Sidney's user avatar
  • 409
4 votes
1 answer
20k views

Why do my objects disappear when I add a Subdivision Surface modifier?

Whenever I add a Subdivision Surface modifier to any object, it immediately disappears from the screen. It does not matter what kind of object I apply the modifier to. When I switch to editing mode, I ...
user143590's user avatar
4 votes
3 answers
2k views

How do I create a heightmap from a python array of numbers?

I have a python numpy array similar to the following: Array = ([[1, 2, 1, -1, -1, -3], [3, 4, 2, 1, -2, -2], [3, 4, 1, -1, -2, -2]]) I want to ...
Bob's user avatar
  • 51
4 votes
3 answers
363 views

Shading issues on the edges when using bevel and subdivision surface modifier

Using Blender 3.5. I am modelling this rook chess piece and having some weird shading issues. Here, in the image, the place where the rook's top wall and window meet, I have the shading problem. I ...
Bora Semiz's user avatar
4 votes
2 answers
289 views

Applied Subdivision Modifier, but subdivided plane only appears in Wireframe view?

I've applied the 'Subdivision Surface' modifier to my plane, but the subdivisions only appear when I'm in Wireframe View? I also cannot seem to select individual faces in Edit mode either. I've ...
June's user avatar
  • 41
4 votes
1 answer
554 views

Why does my heavily divided surface look like it has flat shading?

Even though my surface has smooth shading on and is heavily subdivided, the geometry seems to be faceted. Anyone know why?! Project File Linked Here
Nick Abbott's user avatar
4 votes
1 answer
731 views

Why does this plane's UVs distort when there is exactly one Subsurf subdivision level set?

Why does the texture skew when you subdivide the plane once?
Elmazz's user avatar
  • 699
4 votes
2 answers
3k views

How to make part of the model not be subdivided?

I would like to create a standard square groove in the plane, just like this. But when i switch to object mode, it just almost disappear because I used subdivision.
Scofan Fan's user avatar
4 votes
2 answers
158 views

How to subdivide keeping the form of the curve_

I've made the modeling of an object, and now I would like so subdivide it. When I go to edit mode, Edge, subdivide. It creates the line between the two nearest vertex but all in the same surface; I ...
Javepan's user avatar
  • 53
4 votes
2 answers
3k views

What's the difference between the Subdivision Surface modifier and the edit mode->RMB->Subdivide option?

Sorry for the newbie question. I'm following the famous donut tutorial for blender 2.8. When I press the apply button for the subdivision surface modifier to the torus it makes more vertices + faces ...
Peter's user avatar
  • 209
4 votes
2 answers
2k views

Difference between subdivide smooth and multiresolution?

I wonder if there is any difference when i select multiresolution modifier on an object instead of going to [edit mode] choose whole mesh then press [W] subdevide smooth. If yes where both are used ...
daddycool's user avatar
4 votes
1 answer
673 views

Array + Subsurf causes undesired pattern

In order to model a part of a wire puzzle, I used a cylinder unit, added an array modifier to make it as long as I want, and finally added a curve modifier to give it its shape. To make it look nice, ...
flawr's user avatar
  • 743
4 votes
1 answer
2k views

Smooth shading / Sub Surface / Distorted render

I'm new to Blender and have been following along tutorials on youtube and I must say, and loving it. So I've reached a gap in which I can't find any help on. In short, I'm trying to design a grinder ...
Nebula 480's user avatar
4 votes
1 answer
113 views

Best approach to recreate following insets

I have been unable to find a good method to recreate this pen cap. The solution that comes to mind is using a plane with sub-division and using shrink wrap to project it onto the dome>solidify>...
Gunwant Singh's user avatar
4 votes
2 answers
3k views

How to get a smooth transition between two objects. Two perpendicular cylinders

I'm trying to create a smooth transition between 2 objects. I thought I would start simple with 2 cylinders. In the image below, I have created two cylinders, one slightly smalller than the other. I ...
Jon Mc's user avatar
  • 41

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