Convert an eye_density object to a data.frame.

This function converts an eye_density object into a data.frame with x, y, and z values.

Usage

# S3 method for class 'eye_density'
as.data.frame(x, ...)

Arguments

x

An eye_density object to be converted into a data.frame.

...

Additional arguments passed to the method (currently not used).

Value

A data.frame with columns x, y, and z representing the x-axis, y-axis, and density values, respectively.

Details

The function extracts the x and y values from the eye_density object, then creates a data.frame with all possible combinations of x and y using purrr::cross_df(). It then adds a new column 'z' to the data.frame with the density values from the eye_density object.