The density of the check in the layout. The parameter can be a vector
gen.module
The pattern module of check layout, 'diagonal', 'diagSet', 'random', 'equal_space', 'p_rep'. The diagSet provides more homogeneized design than the diagonal at density from 0.01 to 0.35. The parameter can be a vector
p_rep_check
The check density in the p_rep design, default 0.05