Unanswered Questions

33,821 questions with no upvoted or accepted answers
46 votes
1 answer
2k views

Custom trackpad pan/zoom/rotate behavior add-on

I'm trying to write an addon to customize the trackpad panning, zoomimg, and rotating gestures, but can't find a way to read the actual trackpad parameters for position and so on. The properties in ...
26 votes
0 answers
1k views

Property Panel Custom Popup Menu when user presses hotkey over an input field

is it possible to trigger this kind of menu: in the property panel when I press a hotkey over a button/input field? I want to specifically,when the user presses a specific hotkey when over an input ...
17 votes
1 answer
2k views

Per-Vertex lighting in GLSL?

How can I achieve per-vertex lighting (like in single/multi-texture shading) in GLSL with all of the other GLSL features (like buffer shadows, texture layers, etc.)? Bonus points if it can be done in ...
14 votes
0 answers
490 views

Generated Previews - low-resolution and dark shading fix?

(2.79 - Blender Internal) Generated Previews is very handy feature for previewing assets when importing / linking, I would just like to know if there is a way to: Make thumbnails lighter to match ...
13 votes
0 answers
858 views

How to bring the context "back" after running read_homefile()?

When I run import bpy bpy.ops.wm.read_homefile() and then I replace the above with this (in the same text data block) ...
11 votes
1 answer
507 views

Set Active FCurve in Graph Editor through python

I'm trying to set an FCurve in the Graph Editor to "Active" through python. In the API FCurves don't actually have an "Active" property, but manually click-selecting a channel or keyframe on an ...
10 votes
0 answers
241 views

Floating point precision problem with transparency?

I guess this is a question of understanding, but perhaps I'm overlooking something which might solve my hassle with rendering of objects with transparency in cycles. I'm working on a project with ...
10 votes
1 answer
362 views

How can I get a list of currently running modal operators?

Here I found a working solution using ctypes which allows to find out if any modal operator is currently running. I am not good in C and don't understand how it works. But I'm sure someone does, so is ...
9 votes
2 answers
7k views

How do I add an asset to the User Library from Current File?

I would like to use the asset library, but everything I add to it is only stored on the current file which is of little use. There's no intuitive way to add assets to the main library and apparently ...
9 votes
0 answers
148 views

Play/animate images, spritesheets or video files in 'template_icon_view'

I want to "play" some animation in this UI space, the template_icon_view: I can load all the images I want, for example: I know that the gif format is ...
9 votes
1 answer
904 views

Change multiple custom properties simultaneously

When I ⌥ Alt LMB on a transformations property, I can change multiple the property for multiple object with once input action. The property turns blue for the duration of the operation. Is ...
9 votes
0 answers
507 views

Save screenshot (bge) without writing to disk

This is a little odd but I need to save a screen-shot as an array (numpy array for eg) without writing to disk. The idea here is to create and then call the array once per frame in an external script ...
8 votes
1 answer
215 views

Is where a way to pass data to material without realizing instances?

So, I have set up like this (3.1): I generate some color (random is just for example) and send it to output to use it in the material. But the only way to make this work is to use realize instances ...
8 votes
0 answers
155 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 ...
8 votes
1 answer
477 views

Curious to Know Official Names and Meanings of Various Properties (Custom, RNA , ID, etc.)

I sometimes find it difficult to recall what type of properties a Blender user or addon has, as well as what choices it brings. ("Set Driver", etc.) I know there are clear differences ...

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