!  -*-f90-*-  (for emacs)    vim:set filetype=fortran:  (for vim)
  private

  public :: register_particles_density
  public :: initialize_particles_density
  public :: init_particles_density
  public :: pencil_criteria_par_density
  public :: drhopswarm_dt_pencil
  public :: drhopswarm_dt
  public :: read_particles_dens_init_pars
  public :: write_particles_dens_init_pars
  public :: rprint_particles_density