light pos
..
turn off vsync for testing
make camera movements fps-independentc
fix the sink-through-the-floor bug :)
engine.{c,h} stub
move some code to engine.c
engine_fps()
move some code to sqw_level.c
move more code to sqw_level.c
move around more code, cleaning up
move all the gl initialization code into engine_start()
fix
get rid of all the globals
rename sqw_globals.h -> sqw.h
...
cleaning up
intro stub
sprite_t stubs
engine_{clearscr,swapscr}