cmd=testArcSegCross
x1=-15 y1=5 x2=100 y2=6 cx=0 cy=0 cr=12 lang=0 rang=89 # cross=true
x1=-15 y1=5 x2=100 y2=6 cx=0 cy=0 cr=12 lang=88 rang=89 # cross=false
x1=-15 y1=5 x2=100 y2=6 cx=0 cy=0 cr=12 lang=350 rang=89 # cross=true