Rotate the interactive 3D device to a default viewpoint or
to a position defined by `theta`

and `phi`

in Euler angles.
Three default viewpoints are implemented rendering a view
so that two axes span a plane and the third axis is
pointing out of the screen.

## See also

Interactive 3D biplots:
`biplot3d()`

,
`biplotSlater3d()`

,
`biplotEsa3d()`

.

## Examples

```
if (FALSE) { # \dontrun{
biplot3d(boeker)
home(2)
home(3)
home(1)
home(theta = 45, phi = 45)
} # }
```