OptionalbOptionalcThe collision group of the new disc.
OptionalcThe collision mask of the new disc.
OptionalcolorThe color of the new disc.
OptionaldampingThe damping of the new disc.
OptionalgravityThe gravity (acceleration) of the new disc.
OptionalinvThe inverse mass of the new disc.
The position of the new disc.
The radius of the new disc.
OptionalspeedThe speed of the new disc.
The bouncing coefficient of the new disc.