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29,280 questions with no upvoted or accepted answers
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votes
2answers
2k views

Bake texture from view

I have a wooden crate with textures and all. Its hard to explain. I want to turn this (figure1) into this (figure2) the only way i can think to explain it would be projection baking. Where i project ...
5
votes
0answers
441 views

Animation showing last frame when played?

To make this simple I have a .blend that you can look at. I have simple logic: 1) When the prop "Active" is true, our object is visible. When false, invisible. 2) When Spacebar is hit, "Active" ...
5
votes
0answers
393 views

Wrapped packaging model?

I want to make a plastic wrapped packaging as shown in the photo. its wrapped and folds on sides towards the back and overleaps. where should i start? I tried playing around with vertices in edit ...
5
votes
0answers
360 views

Wacom tablet acting oddly

Just putting this out there in case anyone has any ideas. I have an older Wacom Intous2 and it still works great. I'm on Windows7. On Blender 2.71 and earlier, my wacom tablet always worked perfectly,...
5
votes
0answers
626 views

Adding sliders from UI to pie menu

I've seen some sliders working in pie menus but the one I'm trying to add to my pie script isn't showing up. Its the 'autosmooth normals' slider from the Object Data tab, under Normals (in the ...
5
votes
0answers
533 views

How to display texture preview on a custom node?

I'm trying to use layout.template_preview to display texture previews on some custom nodes I created. I'm currently calling it with just: ...
5
votes
0answers
832 views

help with exporting game as .exe

I've been working on a game with levels. I know how to use scenes and transferring to scenes for the levels but it's getting laggy and slow. I know I can just do 'Start Game From File'. That will ...
5
votes
0answers
716 views

Converting an obj sequence to a .bobj fluid sim cache?

I'm wondering if there is any way to accomplish turning an obj sequence exported from realflow into a .bobj fluid cache that I could then trick blender into loading as a native fluid sim cache. So far ...
5
votes
1answer
163 views

How does “Flip Normals” affect Face Corner Data?

I use the "Normal Edit" and "Data Transfer" functions a lot, therefore I'm working with custom Normals with Face Corner Normals that differ from the Vertex Normals. The Pink lines represent the Face ...
5
votes
3answers
2k views

How to properly create hollow text letter suitable for 3D print?

I am doing this project, where the objective is to print some hollow letters. I get to the following result with the spets that I took, where the objective is to make the letter 5 mm thick, with walls ...
5
votes
1answer
464 views

Force Cycles GPU rendering for a Render Farm

So basically I'm on vacation for 2 weeks with a laptop without a CUDA device. I do have access to a render farm with GPU rendering support. Now the problem is that I can't setup blender to render in ...
5
votes
1answer
768 views

Is there a way to make baking sound to F-curves more accurate?

At the moment I've got a script that generates a bunch of bars, and bakes a narrow range of frequencies to each bar's Z scale. It ends up being a pretty simple spectrogram that I composite onto the ...
5
votes
1answer
178 views

Anti-Aliasing in GPU shader Module(OpenGL)

How to smooth the bound of the shape? If you run the following script in blender, you can see the Jagged Edge in that shape. ...
5
votes
1answer
1k 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'...
5
votes
2answers
2k views

How to use dual scroll wheel mouse in Blender?

I've seen some mice with an extra scroll wheel like the Logitech MX Revolution. Is it possible to use this in Blender? If so, what is a good use for it? I currently have a MX518 mouse, which has ...
4
votes
0answers
40 views

How to fade screw modifier into cylinder without applying?

I'm trying to make a screw with the screw modifier. It's important that I use the screw modifier because I want to procedurally modify the angle of the threads for animation. I want the bottom of the ...
4
votes
0answers
29 views

The documentation says frame_change_pre is NOT the ‘before the frame changes’ event. What exactly is it then?

I would have imagined that frame_change_pre is the event that happens, well, before the frame changes. Silly me! The documentation states (emphasis mine): Called ...
4
votes
0answers
38 views

Why my objects getting “flipped” when the viewport is set to shaded or rendered?

I'm trying to follow this yt tutorial which should produce a flower using Sverchok. The problem occurs when I'm judging my result in the rendered view. If I'm rotating the viewport the leaves seem to &...
4
votes
1answer
55 views

Which format for saving transparency from bloom and respecting colors (tried PNG/TGA/TIFF/EXR)

TL;DR: How can I properly save a picture with semi-transparent "emit" pixels coming from a bloom? I understand that .PNG can't handle that, but I'd expect TIFF/Targa/.EXR to handle it ...
4
votes
0answers
54 views

Using cloth simulations to model a realistic Snickers wrapper?

I am just getting started with blender and would like to model a Snickers wrapper incl. UVs. The basic shape is no problem, but what's the best strategy to get a realistic plastic foil look with all ...
4
votes
0answers
20 views

What circumstances or material types should have a different specular value in a PBR workflow?

As I've been learning Blender and practicing a PBR workflow, the general consensus I get from others here and on different communities is this: Keep the specular value to 0.500 for most objects. ...
4
votes
0answers
81 views

Custom nodes, node limits, and compile times

I am working with some very complex custom toon shaders in Eevee. This causes several problems. First, the compile times are atrocious. Second, I am in danger of hitting the node limit if I also use ...
4
votes
0answers
73 views

How to build an autocomplete search to search for some words in memory?

I am using a StringProperty to assign a list of (Singles) words through manual entry, and I was wondering if you could build some sort of autocompletion for a StringProperty. Suppose I have a list of ...
4
votes
0answers
107 views

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 ...
4
votes
0answers
38 views

Numpy optimise mesh edges length calculation

To improve my very rudimentary numpy knowledge am going to ask a number of optimise my numpy questions here on BSE Can find the length of each edge in a mesh using ...
4
votes
0answers
54 views

Object Picker Modal Operator?

I saw this question this morning and i'm also quite interested in a Picker modal operator, so I did tinker a bit and achieve a somewhat beginning of a working code but I encountered some problems ...
4
votes
0answers
408 views

How to move points along their rotation in geometry nodes?

I would like to do something like this: randomly rotate points, place object instances, move points to new positions by a set amount BUT in the direction of current rotation, (and then repeat). But I ...
4
votes
0answers
73 views

How to dynamically load a .dat icon (toolshelf icon)?

Using documentation here 2.80/Python_API/UI_DESIGN, I've managed to create a custom .dat tool shelf icon for use with an operator in my addon. The icon will display from my addon when registered from ...
4
votes
0answers
128 views

Triangles in Blender object statistic

I'm using Blender 2.9. I created a wedge, I sliced a box diagonally. I turned on the statistic, I see: 1 object 6 vertices 8 edges 4 faces 8 triangles But why ...
4
votes
1answer
54 views

Create additional Edges when subdividing

When I make clothing and subdivide one piece that I am going to sew together with some other piece, I want addtional edges to be created. So, suppose I have this: In that case, I dont want it to be ...
4
votes
0answers
30 views

Face all outside edges at once

I made a model using the difference boolean modifier. It is the correct shape, but all of the outside faces are open now, is there a way to face all of them at once? The geometry is a bit funky so I ...
4
votes
1answer
34 views

Best way to separate arrays of objects made of multiple loose objects?

The "arch" I have selected is composed of multiple loose objects. I join them with CTRL+J to make 1 object, so I can then add 2 array modifiers to quickly replicate/position more of them. I ...
4
votes
0answers
82 views

How to prevent Blender from adding sharp edges when editing UV

It's looks like there is a setting to manage it, but I don't know where is it. When I edit UV's, Blender automatically adds Sharp Edges on the boundaries of islands. How can I disable it?
4
votes
0answers
47 views

How to retain speed on a “follow path” modifier even if the path is scaled up or down?

I've added "follow path" modifier to my armature and insterted keyframes so that the armature follows the path between 0-100 frames (the offset goes from 0.0 to 1.0). Everything looks fine ...
4
votes
1answer
68 views

How do I get this rainbow to fade and disappear?

I'm very new to Blender. I had wanted to learn it some day and my young daughter has decided to make a TV show, so I guess that time is now. I'm using version 2.91 and working in 2D. The rainbow is a ...
4
votes
0answers
93 views

How to animate a spinning Coil Spring (mechnanic watch)

In a mechanic watch you will find such a coil spring. The spring is fixed in two points (green crosses) and has a spinning attractor at the inside of the spiral which is moving first clockwise and ...
4
votes
0answers
45 views

How to write unittest to test Add-on

How to write unit tests in blender and how to compile them to see there are running perfectly. note: unit tests to test add-on. Thank you.
4
votes
0answers
83 views

Which Denoiser to turn on?

Which denoiser should I use? Does it matter? 1. View Layer Properties Denoiser OR 2. the Intel Open Image Denoise --> which I know is quite powerful. So why use the denoiser under View Layer ...
4
votes
0answers
53 views

“separate hsv”-node is giving a wrong output

I have a color with a value of 1 and a saturation of 0.3. But if i connect them to a Separate HSV node, the output for the Saturation is 0.54, and it changes if i change the value. Can someone explain ...
4
votes
0answers
50 views

Show number of Tris selected

Is there a reason it doesn't show you the number of Tris selected? Seems benighted to me. I really need this feature.
4
votes
0answers
82 views

Creating CMYK Printing Simulator/Shader

Out of curiosity, I wanted to see if I could develop a quick little CMYK print shader in cycles. So that I could plug different images in to the shader and have it display as if it had been physically ...
4
votes
0answers
85 views

How to combine all objects in an .fbx file into one object

I have around 15k fbx files and the models in them are split into pieces. I want to have all of them contain only one object. I have this: And I want this: Having a lot of files, I'm wondering if it ...
4
votes
0answers
42 views

Displacement from RGB data

I'm looking to create a height map from a seabed scan that uses a coloured gradient to indicate the height range. I've tried in the past converting these into greyscale, but ideally want to find a way ...
4
votes
1answer
221 views

How to create a procedural volume and use it with the new Volume to Mesh Modifier?

I would like to create a procedural volume, and use it with the new Volume to Mesh Modifier in Blender 2.91. All the examples I found use the Mesh to Volume, or the import a VDB, or some smoke ...
4
votes
0answers
52 views

Squish Object Towards Surface

I have a model of a cat of which I want to make a sculpture. For it to stand steadily and not rock on any surface I put it on I want to, in a smooth way, flatten the bottom surfaces to a common level ...
4
votes
0answers
43 views

How to write EXIF data in rendered images?

I'm trying to render an image in cycles. version 2.83.5. trying to write metadata or Exif data into the image. In the output channel, I ticked every box on metadata. But I didn't find the EXIF data ...
4
votes
0answers
48 views

Instancing a space theme with a draw callback

In a somewhat tongue in cheek answer to https://blender.stackexchange.com/a/197340/15543 have come across the possibility of having one instance of a 3d view showing a different theme than another. ...
4
votes
0answers
81 views

Recover python script after blender crash

When writing a script and Blender crashes I lose the changes in my script? If blender crashes, I can only get the scripts I've saved manually saved (via Alt+S or Edit > Save). Often I will do Run ...
4
votes
1answer
143 views

Is it possible to mask animated displacement textures?

I'm in the last chance saloon and I can't figure this out. I'm trying to create an edge mask that will softly blend out an animated bubble displacement texture. I've created the bubble displacement on ...
4
votes
0answers
133 views

Is it possible to apply ocean modifier for only one face of geometry?

I was trying to recreate this illustration with my limited knowledge. And while doing that I tried to follow some tutorials. In one of the tutorials, the animation done with ocean modifier and ...

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