## S3 method for class 'inla.mesh.1d'
gg(data, mapping = aes_string("x", "y"), y = 0, shape = 4, ...)

# Some features use the INLA package.
if (require("INLA", quietly = TRUE)) {

  # Load INLA

  library(INLA)

  # Create a 1D mesh

  mesh <- inla.mesh.1d(seq(0, 10, by = 0.5))

  # Plot it

  ggplot() +
    gg(mesh)

  # Plot it using a different shape and size for the mesh nodes

  ggplot() +
    gg(mesh, shape = "|", size = 5)
}