#include "hmpdf_object.h"
#include "hmpdf_configs.h"
#include "hmpdf_init.h"
#include "hmpdf_onepoint.h"
#include "hmpdf_twopoint.h"
#include "hmpdf_covariance.h"
#include "hmpdf_powerspectrum.h"
#include "hmpdf_maps.h"
For convenience, you can just include this single header file.