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CHanges made to SchurRB solvers to allow for the subtraction of a guess after solve

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fionnoh
2018-05-31 17:16:20 +01:00
parent 200d35b38a
commit f4c6d39238
2 changed files with 92 additions and 10 deletions
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4
lib/algorithms/iterative/Deflation.h
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@ -63,7 +63,7 @@ public:
DeflatedGuesser(const std::vector<Field> & _evec,const std::vector<RealD> & _eval) : evec(_evec), eval(_eval) {};
virtual void operator()(const Field &src,Field &guess) {
virtual void operator()(const Field &src,Field &guess) {
guess = zero;
assert(evec.size()==eval.size());
auto N = evec.size();
@ -71,6 +71,7 @@ public:
const Field& tmp = evec[i];
axpy(guess,TensorRemove(innerProduct(tmp,src)) / eval[i],tmp,guess);
}
guess.checkerboard = src.checkerboard;
}
};
@ -101,6 +102,7 @@ public:
axpy(guess_coarse,TensorRemove(innerProduct(tmp,src_coarse)) / eval_coarse[i],tmp,guess_coarse);
}
blockPromote(guess_coarse,guess,subspace);
guess.checkerboard = src.checkerboard;
};
};