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Questions tagged [topology]

Questions about topology. Topology refers to the arrangement of faces, edges, and vertices on a mesh.

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How to fix bad topology along a crease with multiple small triangles

I have a large geometry with many creases that have poor topology.The large polygons near the crease are mismatched along edges and small area, slender triangles connect the larger polygons. There ...
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21 views

Can you have too many polygons before retopology?

When doing a high poly model before retopology can you still make a model with too many polygons?
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36 views

My mesh crushes after apply dyno topology when going back to object mode

I have a mesh on which I did an extensive retopology using a brush with almost zero effect and dynamic topology turned on. That worked out great and produced a wonderful mesh (see first image) Then I ...
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31 views

Tris vs quads in substance painter

I've downloaded Substance painter a couple days ago. Online i've read that is better to triangulate your model before exporting it to substance painter and this has confused me a lot. What's the point ...
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After Retopology, should I apply the modifiers to have a good “Normal Map Bake”?

I'm new to the baking of a Normal Map from a High Poly (Sculpt) for a Low Poly (Retopology), so I might have some questions. From the Image above, as you can see, it's fully retopologized (WITHOUT ...
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39 views

Viewing topology while working

when I try to model from tutorials the instructors' topology will show on both sides of a mirrored object, and won't be as hidden with gray in areas. I can't figure out how to set that up.
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28 views

Bridge the gap - Retopology

I am doing retopolgy on a sculpt. But while doing this I ran into a problem. Please refer to the picture below The region I marked with blue marker contains more vertex and the region I marked with ...
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34 views

(Extremely frustrating) N-gons all over my model, bad topology, T-splines - how may I fix them?

I'm making models in Blender and, fortunately, for most of the time, I could solve the problems that I've stumbled upon. But there truly is one particular problem that is haunting me for quite a long ...
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Snap to surface when scaling down a loop (shrinkwrap in edit mode)

I'm retopologizing, so I'm using "snapping to surface" to place vertexes onto the target mesh. Is there a way I can scale down a loop of vertexes such that they snap to the surface of the target ...
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37 views

Where to really learn the “theory” behind Loop flow, and sculpting [duplicate]

Pardon the title, I am aware that topology is generally a lesser concern with sculpting, but I've been wonder if there was a book or lecture - perhaps on youtube or elsewhere - that could explain both ...
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Lighting errors

Ok, so my question may have an obvious solution that I am not seeing since I am quite new to blender. I was working on a logo project and when I came out of orthographic view the lighting was ...
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3answers
92 views

Freaky subdivision with n-gons (2.8)

I'm modeling a GoPro camera, and am using circular n-gons to make a set of nested depressions for the lens. The model without subsurf looks like this: (n-gons in question are around the outer edge of ...
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166 views

Help with curved groove on curved surface

Been struggling with this for awhile, and finally decided to ask for help from the experts. I have a cylinder onto which I'd like a groove at goes across it diagonally and also vertically down the ...
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43 views

Is it important to model a car to be subdivided in all quads or will tris work?

Merry Christmas Everyone I'm having a hard time modeling a car. My true question is, is it a must that my car model will be made only of quads? I tried this method but it seems like I'm creating ...
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68 views

Subdivision surface modifier issue [duplicate]

I'm following Blender guru's Anvil tutorial. After using Boolean I cleaned up the extra vertices. Edge flow looks fine on my mesh. However, when I apply a Subdivision Surface modifier my mesh ...
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31 views

Triangle Question

I've noticed that in Object Mode, if you select an object it will tell you how many triangles are in the mesh. However, is there a way to highlight where they are? From what I can see, everything is ...
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Fill in missing point in grid

I was doing some destructive work in Blender when it frustratingly crashed on me. I was just testing a few things. I was trying "Dissolve vertices" on my mesh, and ...
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49 views

Strange artefacts when using Decimate modifier

While using a decimate modifier, I get these weird shading artifacts: I have managed to narrow it down to the Decimate Modifier causing the problem. What is causing this weird shading? How can I ...
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Retopology: Are self intersecting edge loops legal

When creating a topology mesh, are self intersecting loops a problem ? If it is problematic, you can use "Paint" to communicate and mark how that edge should have been made with a simple stroke. ...
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What would be the best way to hollow out the space for nostrils while modelling a head?

I finally got the skull where it should be more or less. Is it possible to add in some nostrils? What would be the best way to hollow out the space? Thanks.
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Why is there a crease in my mesh when I enable subdivision surface?

I have a dinosaur mesh (more or less thanks to this). Around the 11:55 mark or so, he shift+d's the toe from one side of the foot to the other. However, I observe that whenever I turn on subdivision ...
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1answer
54 views

Are triangles bad for a mesh [duplicate]

What impact would this have on say a game asset or something like a tank that's animated ? Asking as I'm piecing together a project that will be involving my own models. On occasions I've noticed ...
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44 views

Strange Shading Part 2

The problem from my previous question is partly fixed, it still has a strange shading to it
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35 views

Mirroring during retopology creates aberrations on mirrored axis

No idea how else to explain than to show this: It should be mirroring it, but for some reason the other side comes out really weird. And not just this part. There are other parts, too. Side A with ...
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78 views

Can Blender be used for high quality industrial design?

I have been using Rhino for industrial designs but there are many cases that it is very difficult to carry it through because of lack of Rhino's freeform and flexibility. I want to switch to SubD ...
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87 views

block of terrain with topo on top?

I have a nice piece of topo mesh but I want it to be the top face of a cube to make the object be a block with simple grey sides and bottom. I suppose I could make a separate cube then somehow fit the ...
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57 views

How to shear a ellipse

I am working on a scientiic illustration and I need your help. :) I want to make an ellipse with left end at (0, 0 , 0) and the right end at (1, 1, 1) where the middle point is at (0.5, 0.5, 0.5). ...
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Using edge loops for sharp edges without distorting the mesh?

I've been trying to make a pirate ship a few days now, but when I was trying to sharpen out the edges of the ship's cabin, I ran into a problem. The edge loops I'm trying to sharpen out the cabin's ...
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Modelling this triangular prism pointy shape with good topology

To learn and practice blender I try to model food. My current model has a triangular prism base shape with pointy ends on it. Please show me another way of modelling this shape with those pointy ends,...
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UV mapping or texture not conforming to topology

I made a well done model and applied some mean creases to have corners on specific edges of my model. All good, but I noticed that, behind my model, the texture is not applied correctly, even if the ...
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3answers
130 views

I want to model guns, but how do I model stuff like THIS?

On a lot of handguns, there are grooves on the slide to improve your grip when charging the handle. (racking the slide back to load a bullet into the chamber) But how do I recreate these grooves? Do ...
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1answer
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How do I connect these faces up without adding too many quads using retopology?

I am trying to retopo a sculpture and I have little experience. How do I connect an area with small quads and high density up with an area with large quads without messing up the flow? Should I be ...
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68 views

Problem with recalculating normals in a complex mesh

I have a mesh with a complex topology and some of the faces normals facing inwards. I have tried to recalculate the normals with Ctrl+N but there are still faces that won't flip. Any suggestions on ...
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129 views

Create Topography map lines

I'm curious if there is a better way to draw topography than what I'm currently doing. My process seems really convoluted and long as seen below. is there a better / easier way to achieve this? as ...
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Trying to figure out how to model this shape

I'm working on creating 3d text for a custom wordmark that isn't a part of any text library. Getting kind of stuck on how to best make the "M" in it. I feel like it should be relatively easy, but I'...
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27 views

Beveling with a bad topology of an imported model ?

in my model i have awful triangulation that is making my bevel not working at all. ( i just want a bevel to this front face right here , the downside L) normally what i do is just dissolving the ...
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57 views

Topology improvements?

I am making a guitar, and I was wondering if there was any advice you have on making the topology for this? I did a lot of things manually, like extruding and filling in faces on the front view.. but ...
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How should I fix this topology issue?

I'm a beginner modeller, and I've been trying to create a revolver from a reference photo. I've been tweaking the topology here and there to make sure that I have no 3 or 5 vertex faces. However, when ...
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Issue with “non-planar” edge loop

I am in the process of modeling the refit USS Enterprise. I have reached an impasse at the bridge area. It's difficult to explain, but essentially I have an edge loop that needs to be filled in and it'...
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41 views

How to fill the edges with good topology? Am i doing this correctly?

I've been scratching my head at attempting to connect the stretched octagon to the rest of the object(with good topology). Is the edge cuts that i created in the third image considered good (or at ...
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60 views

How to Remove these Ngon's with good topology?

I'm working with a relatively low poly model for a weight bench, and am currently connecting the "legs" that support the weights. I'm having an issue trying to determine how to clean up the ...
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What is the detailed order of how to make a high-to-low-poly 3D game-ready rigged character?

I believe this has probably been answered in bits and pieces, but I was looking for a comprehensive order in which how to model, design & set up animated character from start to finish (coding-...
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55 views

Extruding a circular shape from a non-circular object

I need to extrude a circular shape from a surface that's basically just a grid of quads. What's the best practice to do this without screwing up the topology too much? I basically want to have a ...
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286 views

Maintainable models and topology

I come from CAD and I am having a hard time wrapping my head around how people maintain models in Blender and other mesh tools. If I want, say, a hole through my model, I seems that I have to commit ...
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145 views

Problems with boolean + subdivision surface [duplicate]

I’m new to blender and and I have this issue when using subdivision surface modifier on an object I previously used boolean on to cut a shape out of it As you can see, I created a sphere, and then ...
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31 views

Simplifying specific faces

On the picture bellow there's a model i've been working on. At first, the mesh was pretty clean and optimized, with just enough vertices as it needed, but that was before i used the Subdivision ...
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176 views

Boolean modifier combined with Subsurf modifier creates weird shapes. How to Fix?

When I use the subsurf modifier with the boolean modifier, the model looks weird With boolean only: Boolean and subsurf modifier: Check the video to see what I mean https://www.dropbox.com/s/...
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66 views

Modeling a car wheel arc: Move vertex to form an arc

I'm really noob with Blender and 3D modelling in general. I started modelling a *very* low polly car, and I wasn't careful at all about the topology, little by little I started adding some more detail ...
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What's the best topology for hard surface modeling?

The one with no subsurf modifier and using a bevel modifier for edge smoothing or the one with subsurf modifier? Because I hate the way subsurf modifier adding a useless edge loop in a flat surfaces ...
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Keep edge loops in triangle face?

Look at this picture, I have to fill the empty vertices. The shape the face I have to fill is triangle. I can't keep edge loops after adding triangle faces, is there a way to avoid using triangle in ...