Semphriss

Potential suggestion for future revisions of the editor: there should be something to make it easier to know which mouse combinations exist and what they do. I feel like Ctrl+Midclick...

The proper term for "crisp graphic" is [Nearest-pixel interpolation](https://en.wikipedia.org/wiki/Nearest-neighbor_interpolation). The "blurry" graphics is [linear interpolation](https://en.wikipedia.org/wiki/Linear_interpolation). The difference is best shown by this image from [this website](https://learnopengl.com/Getting-started/Textures) under "Texture filtering": ...

It's too old, the simplest would be to start fresh. Since it's a small PR, it shouldn't be too much work. Is there still interest in having those builds, though?...

The workflow follows an old template from the VMactions, and should be redone, so I just merged from master for now. Normally "Allow edits and access to secrets by maintainers"...

What are the upsides of gamma-correctness?

Isn't it better to have something easy to understand than something realistic? If someone really has an interest in mixing lights, it's much simpler to have a simple "they add...

> Without gamma correction, the users needs to apply a formula or go by trial and error because of the non-linearity. > If `a` and `b` are linear colour values,...

Ah - that's the part I missed. For my personal comprehension: in the top comment, it is said that two lanterns with 0.5 brightness should mix to bright grey (let's...

Put it simply, the color channels will no longer be capped at 1?

I described my intention for `SDL_GetUserFolder` in #8051 and [this comment](https://github.com/libsdl-org/SDL/pull/7665#discussion_r1185376811) - tl;dr Since application-specific folders have some particularities (app name in the path = dynamically generated), I preferred to...