Method NonZeroPattern

fem/coefficient.cpp:2978–2988

  }

  virtual void NonZeroPattern (const class ProxyUserData & ud,
                               FlatArray<FlatVector<AutoDiffDiff<1,NonZero>>> input,
                               FlatVector<AutoDiffDiff<1,NonZero>> values) const override
  {
    auto in0 = input[0];
    AutoDiffDiff<1,NonZero> nz(false);
    for (int i = 0; i < dim1; i++)
      nz += in0[i];
    for (int i = 0; i < vecdim; i++)
      values(i) = nz;
  }
};