mapXY This is an internal function that creates coords for chr. or arms or marks
mapXY(
start,
end,
y,
yMod,
x,
yfactor,
r2,
pts_1,
pts_2,
pts_3,
pts_4,
chrt = FALSE
)
list
1st index
last index
y coords
y coords modified because of squareness
x coords
y x factor
radius
points of squareness
points of squareness
points of squareness
points of squareness