#include #include #include void dump_points2d_rordered(const points2d_rordered_t *ps, char *filename) { FILE *f = fopen(filename, "w"); for (size_t i = 0; i < ps->nrs; ++i) { fprintf(f, "# r = %.16g\n", ps->rs[i]); for (ptrdiff_t j = ps->r_offsets[i]; j < ps->r_offsets[i+1]; ++j) fprintf(f, "%.16g %.16g\n", ps->base[j].x, ps->base[j].y); } fclose(f); } int main() { triangular_lattice_gen_t *g = triangular_lattice_gen_init(1, TRIANGULAR_HORIZONTAL, false,0); triangular_lattice_gen_extend_to_steps(g, 1000); for(size_t i = 0; i < g->ps.nrs; ++i) { printf("%zd %.16g %td\n", i, g->ps.rs[i], g->ps.r_offsets[i+1]); } triangular_lattice_gen_free(g); return 0; }