x = 0
in TV viewThe centre line is the line that runs the full length of the curling sheet,
or the line x = 0
in TV view
curling_centre_line(
line_thickness = 0,
tee_line_to_center = 0,
centre_line_extension = 0
)
A data frame containing the bounding coordinates of the centre line
The thickness of the centre line
The distance between the tee lines. (See
curling_tee_line()
for more information)
The distance beyond the tee lines that the centre line extends