Set your vim theme's background based on the ambient lighting
This plugin requires OS X, and the prebuilt binary requires OS X > 10.5
It switches the background variable from light to dark. Works smoothly with solarized.
Vim doesn't have a timer. So this uses a hack which only works in Normal mode. That means the theme will switch after you exit Insert mode.
As usual; the plugin is Pathogen-compatible.
g:AmbientLightThreshold is the sensor value which triggers the switch. The default is 100000; you can experiment yourself if you want.
echo g:AmbientLightValue will let you see the current value.
There's a binary that reads the light sensor value. You'll need gcc to compile it. Otherwise, it's as simple as:
make clean; make