increase_capacity()

void M2::ARingTower::increase_capacity ( int newdeg, ARingPolynomial & f ) const

private

Definition at line 145 of file aring-tower.cpp.

{
  assert(f != 0);
  if (f->len <= newdeg)
    {
      ARingPolynomial *newelems = newarray(ARingPolynomial, newdeg + 1);
      ARingPolynomial *fp = f->polys;
      for (int i = 0; i <= f->deg; i++) newelems[i] = fp[i];
      for (int i = f->deg + 1; i < newdeg + 1; i++) newelems[i] = nullptr;
      delete[] fp;
      f->polys = newelems;
      f->len = newdeg + 1;
      f->deg = newdeg;
    }
}

References M2::ARingPolynomialStruct::deg, M2::ARingPolynomialStruct::len, newarray, and M2::ARingPolynomialStruct::polys.

Referenced by add_in_place(), and subtract_in_place().