don't make so many clock_gettime syscalls

For all of the code that runs periodically for short periods of time,
making more than just 1 syscall to figure out what time it currently is
is pointless and a waste of CPU.
7 files changed
tree: 998e0a4c8a87ef24bc4c3487bb9e37b87663dc50
  1. aos/
  2. bbb_cape/
  3. doc/
  4. frc971/
  5. output/
  6. vision/
  7. .gitignore