#include "globals.h" #define R Region int init_region (void) { Region.area.define = 0; Region.area.completed = 0; Region.area.filled = 0; Region.area.saved = 0; Region.npoints = 0; Region.view = NULL; Region.saved_npoints = 0; Region.saved_view = NULL; Region.vertex_npoints = 0; Region.perimeter_npoints = 0; return 0; }