On: Leveraging Rust and the GPU to render user interfaces at 120 FPS

[tgflynn]

What API are they using for interfacing with the GPU (ie. OpenGL, Vulkan, other ) ?

I suspect a lot of time is likely to be spent on the CPU side updating vertex and other data and pushing it to the GPU so it would be useful to have some more detail on how they are handling that.

[tcldr → tgflynn]

I saw a few Metal specific types in the source code contained within their demo video