Mask 418 512 mask 418 512 Aircraft/Instruments-3d/primus-1000/MFD/mfd-mask.png 0.007 0.004 0.815 0.996 true hdg pos arrow autopilot/internal/fdm-heading-bug-error-deg 70.0 20 30 Aircraft/Instruments-3d/primus-1000/MFD/mfd-mask.png 0.852 0.405 0.903 0.482 true y-shift 140 x-shift 178 hdg neg arrow autopilot/internal/fdm-heading-bug-error-deg -70.0 20 30 Aircraft/Instruments-3d/primus-1000/MFD/mfd-mask.png 0.922 0.405 0.973 0.482 true y-shift 140 x-shift -178