Hacker News Reader

If you have a valora work running and change the GLSL on disk, it will recompile and update in the next frame without your having to relaunch or any inconvenience like that.

Presumably they mean something like https://shadertoy.com but native, like the demo scene's Bonzomatic.

https://github.com/Gargaj/Bonzomatic

shaders. opengl does recompile them but all while your os executable is running. its a very useful and easy thing to set up live shader reloading. much quicker cycles to experiment.