Unanswered Questions
3,428 questions with no upvoted or accepted answers
8
votes
0
answers
303
views
how to write a custom projection type?
Is it possible to create a lens shader with EEVEE/Cycles ?
I'd like to have the control over the camera position and the ray direction per sample. This allows to simulate various conventional lens ...
7
votes
0
answers
478
views
Blender 3.6 is unwrapping simple meshes at an angle
The latest version of blender introduced a UV overhaul that appears to work fantastically for complex meshes, but not so well for simple meshes anymore. Cubes and planes now unwrap at an angle to use ...
6
votes
1
answer
4k
views
Separate alpha from color in Shader Editor
In the Shader Editor, I can create an RGB node and in there, I can set an alpha value as displayed in this screenshot:
However, no color separation node in blender supports extracting that value and ...
5
votes
0
answers
154
views
Flat shading when using displacement or bump
When using a bump or displacement node and bump only or displacement and bump in the material settings, the shade smooth option seems to not be working. Instead the geometry starts to show, auto ...
5
votes
0
answers
322
views
Custom shader script in compositor (de-linearize depth buffer)
Some months ago I wrote a minimal opengl 2.5d game engine with pre-rendered backgrounds (such old Resident evil, Alone in the dark and Final fantasy games). Depth is managed through a grayscale image ...
5
votes
1
answer
909
views
get this gradient style in blender
I'm trying to get this gradient style:
My best result are with eevee with volumetric and gradient on a metaball, but i cannot figure out how to get the gradient fill the totally of the metaballs like ...
5
votes
0
answers
2k
views
Seam on middle of Bevel with modifier
When applying bevels (or, in my case, exporting meshes with Bevel modifiers), results are best with an even amount of bevels (2, 4, 6..). However, the seams are always transferred to the outer edges ...
5
votes
0
answers
698
views
Control image texture source from outside node group
I'm working on turning a cavity node setup I found online into a node group I can append to my blender files.
The setup uses several mapping nodes (that I already converted to math nodes so the ...
5
votes
0
answers
2k
views
nVidia skin shader with the Principled BSDF
I've been using a skin shader primarily based on the Brecht skin shader, which is itself based on the Sum-of-Gaussians approach as seen in 14.4.7 from GPU Gems by nVidia. Its Cycles adaptation, which ...
5
votes
1
answer
1k
views
Corrupted UV map on exported and re-imported object
I have a problem with an object texture
I import the object as obj and it's fine with the texture.
But when I export the object and import it again with another form or type
it's texture gets corrupt ...
5
votes
1
answer
8k
views
How to center the 2D Cursor in the UV Editor (Quickly)?
Is there a way to center the 2D Cursor to the UV Editor (Quickly)? Similar to pressing Shift+C in the default 3D Viewport?
5
votes
1
answer
466
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 ...
4
votes
0
answers
29
views
translucent white resin with embeddings - material
I need to make a volumetric translucent material, possibly working in EEVEE.
It is a white semi-translucent resin with objects embedded.
The embedded objects are more visible near to the surface of ...
4
votes
0
answers
218
views
Migrating geometry shaders to Metal
I'm working on BlenderBIM (architecture addon for Blender) and we have a bunch of shaders to support plan annotations in viewports. Mainly it's simple shapes based of lines - lines, segment based ...
4
votes
0
answers
377
views
Drawing non-polyline smoothed lines with `gpu` module
Backstory:
Since bgl module will soon to be deprecated and it's doesn't work on Metal already I was trying to move code to gpu ...