R: Fill in missing rows using enter and exit functions

.complete_states {tweenr} | R Documentation

## Fill in missing rows using enter and exit functions

### Description

This function figures out which rows are missing in either state and applies the provided `enter` and `exit` functions to fill in the blanks and provide a 1-to-1 relation between the rows in `from` and `to`.

### Usage

    .complete_states(from, to, id, enter, exit, max_id)

### Arguments

`from, to` | Data.frames to tween between
`id` | The name of the column that holds the matching id
`enter, exit` | functions to fill out missing rows in `from` and `to` respectively

### Value

A list with the elements `from` and `to` holding the filled out versions of `from` and `to`

[Package tweenr version 1.0.2 Index]