use canvas for painting
Simplified for our purposes.
wip...
scaling
using average of all fingers for pitch and yaw
separate namespace for math
using math ns
unused
renamed
show colors in quality bars
tuning...
simplified, now rpy values are drawn inside the main display
added an averager
drop texts, simplify code
more functional, applied averager, now so smooth
cleanup
cleanup
adjustable clip-tp-zero treshold
cleanup
cleanup