SDL_HINT_RENDER_VSYNC=1 results in half of the expected refresh rate on emscripten/web

[Bug] in example WoodenEye008 splitscreen viewport layout is incorrect with 4 players

Wayland: fixed-size tiled window reverts to stale floating size

Notifications do not work out-of-the-box on Windows 8+

Add SDL_shadercross to documentation

GPU: `VERTEX | INDEX` buffer usage is forbidden by docs but works

SDL should check if pipewire actually has a working sound server

Android: Full screen mode broken

It should be possible to enable SDL text input events (SDL_TextInputEvent) without using SDL_StartTextInput()

SDL_IOStream backed by stdin / stdout / stderr