G04 Test image polarity * G04 Crosshairs should be cut out of a positive background* G04 Handcoded by Julian Lamb * %MOIN*% %FSLAX23Y23*% %IPNEG*% %ADD10C,0.050*% G04 Draw crosshairs * X-1000Y0D02* G54D10* X1000Y0D01* X0Y-1000D02* G54D10* X0Y1000D01* M02*