Calculates reference values for x and y axes. Coerces column attribute 'reference' to numeric: a single value or an encoding giving multiple numeric values (decodes are ignored).
metaplot_ref(x, var, ...)
data.frame
name of vector in x
ignored
numeric
Other panel functions: boxplot_panel
,
categorical_panel
,
corsplom_gg_correlation
,
corsplom_gg_diagonal
,
corsplom_gg_scatter
,
corsplom_panel_correlation
,
corsplom_panel_diagonal
,
corsplom_panel_scatter
,
dens_panel
, diag_label
,
diag_pin
, iso_prepanel
,
metaplot_key
,
panel.meta_densityplot
,
panel_tile
,
scatter_panel_ref
,
scatter_panel
Other reference lines: diag_pin
,
scatter_panel_ref