In my experience the most annoying part porting a rudimentary SDL C game to wasm via emscripten is getting the fullscreen handling to work right, especially acr

In my experience the most annoying part porting a rudimentary SDL C game to wasm via emscripten is getting the fullscreen handling to work right, especially across desktop and mobile browsers. Otherwise it's pretty straightforward. You may even get away with the only code change being integrating the emscripten event loop...