| Key | Action |
|---|---|
| 'q', 'Q', <Esc> | Exit the application |
| 'a' | Decrease slice index by 1 |
| 'A' | Decrease slice index by 10 (speed mode) |
| 'd' | Increase slice index by 1 |
| 'D' | Increase slice index by 10 (speed mode) |
| 'x', 'X' | Toggle display of slice index on/off |
| 'h', 'H' | Toggle visibility of a header window |
| 'r' | Rotate displayed matrix 90 degrees counterclockwise |
| 'R' | Rotate displayed matrix 90 degrees clockwise |
make all # to build
make cleanall # rm everything