Questions tagged [mesh]

A mesh is a collection of vertices, edges, (composed of a connection between two vertices), and faces (composed of 3 or more connected edges). Meshes are the most commonly used object type in Blender.

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Is there a low level alternative for bpy.ops.object.convert(target='CURVE')?

(Note: Somebody asked there nearly the same question as me and got a very nice answer. However, this was to convert an object to a mesh. I have exactly the same context as this person but I want to ...
Arnaud's user avatar
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Is there a low level alternative for bpy.ops.mesh.separate()?

I am dealing with a great model, I have a problem, I want to divide it by parts, but bpy.ops.mesh.separate(type = 'LOOSE') seems to have a big problem, that is not ...
Noob Cat's user avatar
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GeoNodes: How to use captured positions from one set of points and offset individual mesh island positions using the captured positions

Link to the blend file (uses Blender 4.0): My question is a little long, but hopefully with the screenshots it becomes clear what I am trying to achieve. Here's what I have so far in my geometry ...
Joshua Hawley's user avatar
5 votes
1 answer
837 views

Modify a single plane mesh to match image based on alphas, create shape keys

My goal is to create the shapes of continents as they drifted from Gondwana to the present day. My proposed approach follows, but I would welcome alternate approaches or comments on this approach. I ...
rcgauer's user avatar
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How to make a Zoetrope out of a single mesh?

Can anyone explain how to go about making a 3D printable Zoetrope? Unlike any other zoetrope I've seen, each of these are a single, spinning mesh rather than a series of similar objects in a circle. ...
Brianna Singer's user avatar
5 votes
2 answers
1k views

Relative and Absolute shape keys on the same mesh

is there a way to use both relative and absolute keys together on the same mesh ? i want to use absolute keys to deform muscle in a way, and relative to animate face shapes. both on the same model.
BBBBrown's user avatar
5 votes
1 answer
2k views

ANT Landscape erode option?

I have just updated to Blender 2.79 and was playing around with the updated ANT landscape add-on when I noticed a new option called Landscape Eroder, this has the potential to be really cool but I can'...
Treki26's user avatar
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How can I create an outline around an object?

I want to use a geometry node to place a fixed number of instances on the outline of an object based on the camera's viewpoint. How can I place a fixed number of points on the outline of an object ...
toyxyz's user avatar
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Strategy for script-generating a buckled honeycomb lattice mesh (hex faces) for animating 2D materials?

In this post I show how one can script-generate a square lattice with buckling. By scripting it there's memory of each vertex's identity which can be used later to animate certain behaviors. When ...
uhoh's user avatar
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Viewing "Layers" of an Imported Model

I downloaded a free .obj anatomical model that I imported but I am unable to relate to the different systems of the body. It just looks like the external mesh, but it is supposed to have veins, ...
1mind's user avatar
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How can I properly wrap complex objects?

I'm having problems with the Shrinkwrap modifier. I wanna wrap this dragon on the objects surface. But instead I get this :( I've tried with Curve too... Can anyone help me? Thanks... And sorry ...
Kthulhu's user avatar
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4 votes
2 answers
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python mathematical problem

i have a math Problem here with my 'Edge Angle' Python Function. The 'Global' setting works fine (in 2D), but the 'Local' Function is beyond my math capabilities. The goal is an mesh with ...
UncleTeo's user avatar
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305 views

How to define own snapping points?

can someone tell me if its possible to define own "snapping points"? I know the poissibility to snap to Volume, Face, Edge, Vertex and Increment - but what i need is the following: I made a small ...
Jafix's user avatar
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get radius of mesh primitive

I would like to ask whether there is a way of getting the radius of a sphere (mesh primitive) after it has been added. In other words, does Blender somehow distinguish between different shapes? What ...
Kirjain's user avatar
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How to smooth second derivative of selected mesh?

I have a mesh that I want to smooth by minimizing the second derivative of it, while taking into account non-selected vertices (for the edge condition of this derivative). For example, let the ...
Aleric's user avatar
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How to transfer a shape key between different meshes?

As the title says how would I go about transferring a shape key between two different meshes? The meshes I am using have a similar shape and topology (esp. with area that is affected by the shape key) ...
Nero1024's user avatar
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Why are there seams all over the mesh when a Normal Map is applied?

I am making a game asset, so first I made a high poly model and then Decimated the duplicate using the Decimate modifier. Then I baked the Normals of the High Poly model on to the Low Poly model and ...
A.D.'s user avatar
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3 votes
1 answer
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how to create rounded beveled inset

I'm just getting started (2 weeks) with blender and have succeeded in creating everything I set out to create using guides and tutorials, but I am stuck on my current challenge. I am trying to model ...
siemprepe's user avatar
3 votes
1 answer
36 views

How would I isolate the scale on my ball so it does not affect the tail?

I am animating a ball with tail and when I scale the ball down for squash and stretch it affects the tail mesh with it. How would I put it so when I squash the ball with the bone, the tail will still ...
Gavin Avocado's user avatar
3 votes
0 answers
85 views

Sorting vertices and update their indices

I've created a mesh from a path, So I need to add sequentially a vertex group for each 5 vertices, So I need to sort vertices indices at first like in the image below. Or if there is a way to do that ...
AlecDev's user avatar
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Python: I'm trying to snap vertices to the cursor while keeping the offset but I keep getting the context is incorrect error

Here is the code ...
Ian's user avatar
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3 votes
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178 views

Split faces of a mesh in two

Question following my previous one (here) I have a model that I retrieved from a game (Kingdom Hearts 2, if you want to know everything), that I'd like to create as a papercraft model. However, in ...
Benoit Tachet's user avatar
3 votes
0 answers
154 views

Intersect (SEL_OP_AND) not working, but all other selection types are fine

Working on a diff that will allow some more selection options. Devtalk Post with Build and Diff and Description Mainly for Select Through, which is essentially just accessing X-Ray selection in ...
Lukas Sneyd's user avatar
3 votes
2 answers
2k views

How to add thickness to a mesh making sure it's manifold and good for 3D printing

I'm using blender to prepare a cosplay armor from a 3D model I have. The first part is to cut the model into pieces (e.g. a chest piece). Now this piece is just a "curved surface" (the ...
Barak's user avatar
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3 votes
1 answer
86 views

Using CFD temperature data to generate lighting

I have a VTK file that contains volumetric data on the temperature at different points on a flame. It has been obtained using a CFD simulation, with the file containing different values of temperature ...
Rahul Priyadarshan's user avatar
3 votes
0 answers
186 views

Convert whole grease pencil animation to mesh?

I know it's possible to convert a grease pencil drawing into a mesh but how about a full animation ? I've tried with "convert Grease Pencil" but it creates a Bézier curve that freezes the ...
Kim Eberle's user avatar
3 votes
1 answer
131 views

Control a cylinder mesh with multiple curves?

I want to control different parts of a cylinder with curves, so that different parts of the cylinder can have different intersections, controlled by curves, regardless of how the curves are scaled. I ...
Repeater Kyouko's user avatar
3 votes
0 answers
239 views

tensor flow / deformable grid

I am trying to make a grid that i can deform, by adding points that acts like a magnetic field. Is it possible to create a grid that i can manually/auto deform like this? I need it to be one ...
Alex bries's user avatar
3 votes
0 answers
745 views

How let the Liquid Domain disappear, but keep the mesh of the fluid visible?

I have a problem with the Fluids. I have render water around 1000 frames for a half day now. But the whole animation is 4780 frames long. After the 1000 Frames i don't need more moving Water, but i ...
Viranto's user avatar
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Unsure about use of matrix_world

Some Context I have a computer vision task where I have to generate some synthetic data from rendered images of a 3D model(liver). So to do that, I have first to generate a bounding box around that ...
cronin's user avatar
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3 votes
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What is mesh - is it a collection of linked geometry or all mesh data inside of the mesh object?

I'd like to know if there's any consensus on naming mesh data as part of the mesh object. For example, if one takes a monkey object (suzanne), it consists of 3 chunks of linked geometry - 1 monkey ...
Mr Zak's user avatar
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3 votes
0 answers
386 views

Cycles and EEVEE strange polygon problems

to the point: Why are polygons visible when rendering on cycles (Attention to the wheel), but not on eevee? hdri is same on both renders. The wheel has a smooth shade. In solid mode, everything is ...
Jesus's user avatar
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3 votes
0 answers
223 views

Is there a "Clone Stencil" for Sculpting a Surface from a Target Area Onto a Destination Area?

As you can see in the screenshot there is a rough surface on the left side. My goal is to apply a similar surface to the right side, where the mesh is smooth. How can this be achieved? Is it possible ...
Florian Ludewig's user avatar
3 votes
0 answers
65 views

How can I model this Body in Blender?

Hello Blender Community, I am new to Blender. In the past, I only used CAD Programs (Inventor, Fusion 360). Because of the Rendering and Animation, I try to recreate my models in Blender. One of my ...
LilBlender's user avatar
3 votes
0 answers
5k views

Self-intersecting geometry removal

I'm working on a number of icons for 3-D printing. I'm having an issue where I've traced out the object as linked edges and vertices, and then gone through the following process: Convert to curve. In ...
ChickenMacNugget's user avatar
3 votes
1 answer
1k views

Normal Problem in Unreal Engine

I have applied scale, recalculated normals, properly unwrapped my models, but no matter what I do, when I export it, and open the model in substance painter or UE4, the normals are all messed up. The ...
Nate's user avatar
  • 39
3 votes
1 answer
2k views

How to export Bone Weights?

I am editing the default OBJ exporter of Blender (io_scene_obj) to create my own version which supports bone weights, for skeletal animation. I now know how to access the bone weights per vertex in ...
Geklmintendont's user avatar
3 votes
0 answers
972 views

How to get coordinates of special vertices in an animated mesh with Python?

I try to get the positions of special vertices while animating. I only found quastions about positions of special vertices in one frame or positions of all vertices in an animation. But I need the ...
blendernewbie's user avatar
3 votes
0 answers
1k views

How to merge vertices without affecting custom split normals?

I have a model with some split edges that I want to merge: Both vertices and edges are duplicated along the selected edge loop. You can see the duplication in there being two vertex normals (blue) at ...
Jules's user avatar
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3 votes
0 answers
2k views

Smoothing shrinkwrap result

I'm trying to wrap a plane around the stl of a city, in order to obtain a watertight geometry from a poorly defined base file. Shrinkwrap is pretty awesome for that, but I'd like to improve it ...
benpaillard's user avatar
3 votes
3 answers
274 views

Is there any way to offset curve and filling space between with mesh to make a ring?

I'm trying to make some curved rings in Blender with realistic height and width and look as shown below. Can anyone suggest a way to do it?
Pratik Shete's user avatar
3 votes
0 answers
98 views

Shell based deformation in blender

Is it possible to do in blender a "shell based deformation"? Basically given a mesh I want to pull few points and distort the whole mesh in a way that curvature due to distortion and pulling is ...
user8469759's user avatar
3 votes
0 answers
2k views

How to import XMF/XML files from IMVU into blender?

I was wondering if there was a way I could import XMF/XML files from IMVU in to 2.78 or 2.70? I've read two questions on the same topic but nothing provided worked for me.
ThisIsMe's user avatar
3 votes
0 answers
156 views

Slide vertices based on angle of adjacent edges

I want to extrude a boundary edge such that angles between any given newly generated perpendicular edge and the edges on either side are equal. That is, I want to do this: The gif was accomplished by ...
gandalf3's user avatar
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3 votes
0 answers
2k views

How to convert .obj to .stl in blender via python script

I want to convert .obj to .stl in blender via python script.Here is my code. ...
Zemin Li's user avatar
3 votes
0 answers
522 views

How to fix high valence vertex?

I discovered a vertex on my mesh with 6 edges connected to it. It is causing problems with smoothing. How do I solve this problem without deforming the mesh?
Capt'n Duckman's user avatar
3 votes
0 answers
950 views

How do I fit these clothes onto my base mesh?

So I have this mesh that I've already rigged, and I want to add clothing to it. But, the clothing I downloaded from a mesh-sharing site doesn't exactly fit my mesh: Do I have to modify the dress ...
SunGone's user avatar
  • 31
3 votes
0 answers
529 views

Avoid converting to tris when preparing file to 3D print

I created a low poly alien in blender and wanted to print it exactly the way I created it. It's modeled in quads which are converted to tris when exporting the stl. I know stl works with tris but it ...
Cathleen's user avatar
3 votes
0 answers
107 views

Extracting 3-d forms for producing organic shaped model from various flat parts

I am a carpenter. Looking for a way to build organic shapes and curves in 3-d rendering that we can then extract 3-d pieces to understand the geometry required to build the form from multiple pieces ...
Gabriel Bass's user avatar
3 votes
0 answers
2k views

Calculating / Estimating the normal at any location on a face

In a recent answer I employed Object.ray_cast which returns the location and normal of a ray hitting a face. The normal is needed to calculate the rays reflection, ...
batFINGER's user avatar
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