31
votes
Accepted
Multiple instances of one object/mesh
You have 2 solutions:
Linked Duplications: altD allows you to create a linked duplication, meaning if you modify one of the instances it will change all the others as they share the exact same mesh ...
- 164k
16
votes
Accepted
What is the replacement for scene.update()?
Many instructions point to:
bpy.context.view_layer.update()
That's also what's mentioned in API documentation
- 306
15
votes
Accepted
Edit multiple Lights
Select the lamps you want to share the same data, hit Ctrl+L and choose object data. The corresponding lamps will now always copy each others settings.
- 1,151
12
votes
Accepted
How can I visualize a negative energy source with Blender?
You can assign a negative wattage to a light source - in the .gif below I have 2 lights: one (not moving) at 1000 watts, the other (moving) at -1000 watts. Notice how it also creates a negative "...
- 26.1k
11
votes
How to copy and link collection to other scene?
Ensure that the scene to which you want your collection to be linked is selected.
In an "Outliner" editor window, ensure that the "Display Mode" in the toolbar is set to "...
- 1,607
11
votes
Accepted
How to render multiple scenes in succession from the timeline?
For rendering more Scenes created in one blend file use Video Sequencer (called VSE).
Scene_Cube
Scene_Sphere
Create a third New scene, switch to Video Editing layout and with mouse hovering above ...
- 37k
10
votes
How to set active scene via Python?
The older answers here are invalid as of 2.80. The Python API has changed, and screen objects no longer have scene as a property....
9
votes
What's the quickest, easiest way to point the camera somewhere in blender?
Step by Step Solution
Select a camera in the Scene object list.
Press 0 to view in Camera Perp.
Press Shift + F to rotate the ...
- 271
9
votes
Where can I find the number of vertices, edges, and faces in my scene in Blender 2.8?
My stats were missing from my status bar somehow and I had to right-click the status bar to bring up the option to display the info I wanted to see
- 271
8
votes
Accepted
How to get all collections of the current scene?
Recursively walk the tree.
Similarly to https://blender.stackexchange.com/a/137866/15543 and Sorting Collections Alphabetically in the Outliner
...
- 84.8k
8
votes
How do i turn multiple of the same object into instances?
Select all your leaves (if they have the same material, press ShiftL (Select Linked) > Material), select one last to make it active, press CtrlL (Make Links) > Object Data, now all the leaves ...
- 164k
7
votes
Accepted
How to have Denoiser ignore certain objects?
The Denoiser in Blender version 2.79 can be activated per Render Layer, and as such you can mix denoised and noisy footage as you like. If you ever wondered why the Blender Devs have put that Denoiser ...
- 11.2k
7
votes
What is the replacement for scene.update()?
Dependency graph API changes
Main goal here is to make it obvious and predictable about what is
going on.
Summary of changes.
Access to dependency graph is now only possible to a fully evaluated ...
- 84.8k
7
votes
Append python script for Blender 2.8
It's recommended to use BlendDataLibraries. The solution you've posted in your question works perfectly. It's just the path to blend file that is wrong, see the error message:
"... failed to open ...
- 12.7k
7
votes
Accepted
More time is spent on render preparation than on the actual rendering. What can I do?
If scene preparation takes a very long time, here are a few things to consider/try:
General
Before the actual rendering part starts, a few things need to happen. All the necessary data in your scene ...
- 1,959
6
votes
How can I remove a linked library with Python?
Quite an old thread, but it seems there is finally a solution available.
Newer versions of Blender provide the batch_remove method in the bpy.types.BlendData type.
...
- 197
6
votes
Accepted
How to set frame rate to 25 FPS as default?
Just change your default .blend file. In a new Blender window, change the default framerate, then go to File > Save Startup File or press Ctrl + U.
- 4,503
6
votes
Accepted
Render Speed up (cycles)
So, I went into "simplify" in "scene properties" and added 1 AO bounce. I went from 15 minutes a frame to 47 seconds with NO grain! The catch?
An AO bounce, takes light from the world background (I ...
- 149
6
votes
Accepted
Where can I find the number of vertices, edges, and faces in my scene in Blender 2.8?
Bottom right corner in the status bar.
- 762
6
votes
Accepted
Best Way to animate lake
For a large rippling body of water such as a lake, rather than use a fluid simulation (which would require a great deal of simulation time to get believable results) you can combine multiple waves to ...
- 45.1k
6
votes
How do I change the frame size?
Most of the time the camera's clipping values are generating problems for people because they are wondering why something disappears in their scene. This is a good example where it makes sense to use ...
- 35.4k
6
votes
Accepted
How to render an image the exact way its displayed in the vrendered preview
You show the Viewport Shading settings, these settings allow you to set what you’re currently seeing in your 3D View but they won’t be taken into account for the render. For exemple you’ve disabled ...
- 164k
5
votes
Accepted
My camera turned invisible
In the 3D View properties region N key, to the right of the screen, you ticked the option Only Render (visible in your screenshot).
This makes only visible objects with actual renderable geometry ...
- 60.7k
5
votes
Accepted
Is it possible to copy data from one scene and paste it into another within the same .blend file?
There are other ways to get data from another scene:
A) when you create a new scene, you're given several choices:
(taken from the relevant manual section)
"
New Creates an empty scene with default ...
- 12k
5
votes
Change a Driver based on which Scene is being Rendered
It is possible to script drivers. Normally if you use a scripted expression as a driver, you can use any function that is defined in any script and added to driver namespace:
...
- 26.4k
5
votes
5
votes
Understanding scenes in blender. (linked objects)
The way linked option is intended is to have a base file in which you perform modeling, rigging, skinning, texturing and everything referred to the "building" of characters, props, environments and so ...
- 29k
5
votes
Accepted
how to render an image without effect of scene world
What happens when you check/uncheck the Scene World option, is that blender toggles between the lighting you have set up yourself, and a pre-built (and hidden) HDRI that provides lighting and ...
- 26.1k
Only top scored, non community-wiki answers of a minimum length are eligible