interpolate_ternary.Rd
Interpolate between two point in a coordinates object.
interpolate_ternary(x, length_out = 200)
Row of a coordinates file. Should contain columns `x_1`, `y_1`, `z_1`, `x_2`, `y_2`, `z_2`, for example in the output of `merge_coords()`.
Total length of output `data.frame`.
`data.frame` with interpolated points added. All other variables are copied to fill.