Plots in ggtern are instigated via the default constructor: ggtern(...), which is essentially a convenience wrapper for the following:
ggplot{...} + coord_tern(), indeed, if one wishes to use ggplot{...} + coord_tern() then this is quite satisfactory.
Default dataset to use for plot. If not already a data.frame,
will be converted to one by fortify(). If not specified,
must be supplied in each layer added to the plot.
mapping
Default list of aesthetic mappings to use for plot.
If not specified, must be supplied in each layer added to the plot.
...
additional arguments passed through to ggplot
environment
Used prior to tidy
evaluation.
Author
Nicholas Hamilton
See Also
For an introduction to the ggtern package, (including many examples), click HERE.