Godot version

3.4.4.stable

System information

Windows 10, GLES3, NVIDIA RTX 2060, driver 512.95

Issue description

I have a MeshInstance body that I'd like to retrieve its ShaderMaterial from. Calling body.get_surface_material(1) produces a null instance while calling body.mesh.surface_get_material(1) produces the ShaderMaterial as expected.

In this case, the MeshInstance

Tracking issue for improving the egui docs. Other suggestions for improvements welcome!

All doc-examples need to be part of the doctests (i.e. they should never be marked ignore, though no_run can maybe sometimes be motivated).

egui

The crate-level docs for egui (at https://docs.rs/egui generated from egui/src/lib.rs) sh

MonoGame has a very long history of tutorials, some are as old as a decade and some even are still based on XNA (which is compatible with MonoGame for the most part, but different in regard to how to start a project).

Also, MonoGame is a stable API with a policy of "no breaking changes" when possible, which means that even very old tutorials

What could be improved

Based on this issue: flame-engine/flame#954, I noticed that we could also go for the same approach for the packages' unit/widget tests execution,

Some modules to start with:

• surface
• display
• draw
• color
• font
• rect
• event
• mask
• transform

How?

• Guide to how to contribute to an open source project on GitHub.
• See how other functions are using keyword arguments. See the [src_c/draw.c](https://github.com/pygame/pygame/