Questions tagged [add-on]

An add-on is a python script or plugin created to expand Blender's functionality. There are many add-ons in the official builds of Blender, and with every new version comes new add-ons.

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6 views

How to “refresh” variables / selected components for an operator in python script?

I'm working on an addon changing selected verticies per keyboard. It collects data: ...
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Cell Fracture Crack it Addon Blender 2.9

I was following this tutorial by Tutor4U on Youtube that explains how to make a Text covered with mud being washed with water. He was using Blender 2.79 in the tutorial to generate the mud, I checked ...
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Problem with addon, 3D VR Scene inspection on linux. I cannot start VR seesion

When I set up scene and press Start VR Session button. The console aleart error, 'Failed to query OpenXR runtime information. Do you have an active runtime set up?' OS : Ubuntu 20.04 GPU : Nvidia ...
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How can I change the size of a modal operator popup dialog box?

I have a modal operator that invokes itself and is called from an AddonPreferences PT. I have been trying to scale_x without success. A row.scale_x works within the size of the entire modal, it is 3....
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Fake_module: addon missing?

I recently installed 2.92.0 and transferred the settings from 2.90.x, then updated a bunch Add-ons. Everything seems to be fine, but there is a bunch of fake_module: addon missing message in the ...
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IntProperty Context Menu

I'm using a template list for a collection of items in my addon's N-Panel tab. The template list requires an IntProperty as the index which works great. However, when I right click on any item in ...
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56 views

'Animation Nodes' Compared with 'Animation Nodes + Extra Nodes'

What are the main differences between the two Blender addons Nodes 'Animation Nodes' and 'Animation Nodes + Extra Nodes'?
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Addon Auto-rig pro error

I just purchased the addon. When I start to rig it show this. Does anyone understant what is it?
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How to distribute without the occurart tool?

I can use array modifier, but I want to align four different objects. It could be a script. Please teach me. And why was oscurart deleted Objects I want to distribute.
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Can`t use HOps addon

I tried several versions of this addon none of them worked. I even switched (not because of that) from windows 7 to windows 10. I`m using blender 2.92.0. Mamma Mia pizza macaroni ...
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Blender - MakeHuman - MakeWalk [duplicate]

I use Character From ( Make Human) and I imported to blender I try Add BVH File to my Character but I faced This problem I cant Import BVH File when I do it by Make Walk My Character *.MHX My Motion *....
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Remove “Preferences:” label from AddonPreferences, no bl_label to “ ”?

I see no "bl_label" in "AddonPreferences" in the Blender API. One of the buttons in my AddonPreferences is "Preferences" and it would be nice to remove the default "...
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47 views

loop tool does not create a circle

I want to make a circle edges loop using loop tool ads on. This is my edges And when I apply the loop tool circle this is what happened here's my blend file
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Blender 2.92.0 - MakeWalk - Load And Retarget [closed]

I use Character From ( Make Human) and I imported to blender I try Add BVH File to my Characterbut I faced This problem I cant Import BVH File when I do it by Make Walk My Character *.MHX My Motion *....
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33 views

Addon scripts overriding each other

I am having some trouble with my add ons. basically i have two add ons that append . blends. but they are both using the same script. so whenever i run the second add on it replaces the other one. I ...
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Keymap of my addon gets lost after restart (solved)

I've scripted 4 custom pie menus for my own workflow and put them in one .py file including individual keymaps (A,S,D,Alt+A). The menus work fine and when I import the addon (prefs, install addon, ...
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What is best practice for scripting custom panels and operators inside an Application Template?

I'm creating an Application Template, and I'd like to include some custom Python-based functionality. Specifically, I'd like to add at least one custom operator, and a panel for using that among other ...
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33 views

Blender bug adding image texture/reference/plane image

I´ve been having some problems adding image textures/plane images/reference images/etc to a project. It was working fine with Blender 2.92, then Blender started to crash. I downloaded Blender 3.0 ...
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How can I Apply material nodes when click image on Enum with Python?

I want my shader nodes to apply to an object when I click the image inside Enum I am using the Enum template ...
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15 views

Boxcutter - Mesh error when rendering

I've made some simple cuts using boxcutter, but when I export as an OBJ and open up the mesh in octane, the mesh has some bizarre errors. There are some triangular pieces of geometry jutting out where ...
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18 views

addon is not installed pro lighting studio

I have version 2.80 Blender. addon comes from version 2.80 and higher. the system says that the addon is installed but it does not appear in the list
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rotation_euler doing funky stuff on Y and Z

I have an addon I am creating to find location and rotation of an arrayed object. This is more for exporting the locations and rotation to an external program. I want to have the ability to set the ...
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15 views

Blender crashes when saving files, installing plug ins

I was trying to get back into blender after using another program for a while and a peculiar thing started occurring. When saving a file, even one containing just a simple cube and nothing else ...
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Deployment of complex addons

On Blender 2.91.2, windows and linux Here is my situation: I have developed an Addon that uses several dependency python libraries. I first made an "install dependencies" button in the GUI ...
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Diffeomorphic - Unable to use some hair

I’ve been trying to use the “Side Swept ROse Hair” for G8 into Blender but when I try to make hair, it just crashes (definitely a RAM issue). I’m not even able to separate the hair from the skull ...
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Button in ui gray out, scripting sky shader with python

I am scripting an add-on and I want to make a button for creating sky shader. I type this, I want the nodes to work in WORLD space of shader editor. When pressing the button in UI, the add-on create a ...
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Is it possible to mirror annotations in blender 2.91?

Question is in the title. I find this would be useful to me because I can't apply a mirror to an object that has shapes keys. If I could mirror annotations, I'd be able to at least trace the outline ...
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Urho3D-Blender AddOn not Working

I am trying to install the Urho3D-Blender; however, it asks for an upgrade to v2.8x in the addon item (screenshot below), and it is not present in the Render pane. I started with Blender v2.92, then ...
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Add-On Creation Difficulties

Update After Comments So, an original issue with my code was fixed: I wasn't registering the script to a menu. However, that has been addressed and the issue with the add-on not appearing has ...
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29 views

How do I define a command for each of the options?

I created a dropdown using dynamic property. How can I set it so that, for example, I can apply that modifier to the name of one of the modifiers selected in the list, but unfortunately I can not get ...
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Enum for image in UI panel script not working

I am making a Enum for displaying image in UI panel for my add-on. Here is my script ...
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How to include files like images and others to be installed with an addon in its folder?

I already know how to load an icon for an addon operator. I know that I can manually put that icon in the addon location so it loads. But how to package images and other files that will be used by the ...
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40 views

Input script of Mix Shader node for create link? [duplicate]

I am scripting an add-on and I need to create link between Glossy BSDF node and Mix shader node's "shader" ...
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43 views

What is the script of Glossy BSDF roughness value?

This is the script I am working on ...
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44 views

Error on displaying an image in UI script

I want to make an image display in UI panel so I find this how to display an image in blender UI with python? but when I run script of this which provided in how to display an image in blender UI with ...
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46 views

How to assign a type annotation to a class? Dynamic Property Group

Hi I’m running on windows 10 with blender 2.82 I keep getting these annotation type warnings which I understand are common but not breaking for addons that have compatibility, however, when trying to ...
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41 views

How to make a button to add mesh that has been edited? [closed]

I want to make a button in my panel to add mesh that has been edited. I have edited the mesh with modifiers and some others things. When I press that button, it would like to add a mesh that I have ...
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47 views

How to let people see message in add-on preference?

I want to type some message for people to see when they just installed the add-on. I need a message to them in add-on preferences. How can I do it?
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Missing menu in xyz math extra objects [duplicate]

I am using version 2.9 I have looked at several videos and posts, but do not see this problem. I lose the menu when using the xyz math functions. see: https://youtu.be/t_ht2uAW9Lg Thanks for any help.
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18 views

How to quickly add a curve around object?

I did it recently with 2.8 version, it was somewhere in the N tab, I pressed a button, and the object was instantly covered with spiral curve. Cant find it in the current version. There is Curve Info ...
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38 views

How to make a report bug button in add-on?

When I install a add-on in blender, I want a button to a link for reporting bugs? How can I do it? just like this
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58 views

How to make search folder script in add-on preference?

How to make search folder script in add-on preference? I want to make a button to search a folder in add-on preference that can search resource files like the Extreme PBR add-on.
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36 views

Is it possible to add a dialog box which can change or open font for text?

I want to make a text button in my add-on panel. When I press on it, it needs to show a dialog box which I can change or open font in computer Not only changing extrude, scale of text, like an example ...
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29 views

Dimensions added using MeasureIt addon not appearing in final render [duplicate]

How do I make the dimensions added using MeasureIt appear in a final render?
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10 views

How to make a cell fracture glass pane not break so far away?

I have this wall with the cell fracture addon used on it: I want this object: To make it look like a simple glass window breaking, but instead, it shoots all the pieces of the wall everywhere: How ...
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26 views

What areas of mathematics will help me in creating this add-on?

I want to create an add-on like this. It edits the selected edge, adds vertices to it ( as much as you need - the parameter will be adjusted ), creates the curvature we want. I want to make this add-...
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Looking for a “Convex hull” like algorithm, 2D at a time, for modeling clothes

I am trying to put realistic clothes on characters created with MB lab, and I have decided that if I could have a version of the convex hull algorithm that worked on two dimensions at a time instead ...
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Changing 'Emulate 3 Button mouse option' when entering sculpt mode?

I would like to make addon that every time I enter sculpt mode it turns on "Emulate 3 Button Mouse" and when I leave it will turn off. I am no programmer, I tried to find some parts of code ...
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Using PIL in a blender addon

I need to use Pillow 7.2.0 for a blender addon I wrote. To make it available to me, I simply navigated to where I had Anaconda and found Anaconda/lib/site-packages ...
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How to have each EnumProperty item display a custom tooltip when using operator_menu_enum?

The Blender UI for built-in operators shows custom tooltips for menu items shown using operator_menu_enum. For example: And the code looks like this: But, ...

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