OilfieldToolsNet/opm-simulators
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Count lower/upper entries simpler and faster.

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This commit is contained in:
Atgeirr Flø Rasmussen 2018-11-23 21:37:52 +01:00
parent 8a038401ce
commit 48db4062b5
1 changed files with 5 additions and 5 deletions
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10
opm/autodiff/ParallelOverlappingILU0.hpp
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@ -446,14 +446,14 @@ namespace Opm
size_type numLower = 0; size_type numLower = 0;
size_type numUpper = 0; size_type numUpper = 0;
const auto endi = A.end(); const auto endi = A.end();
for (auto i=A.begin(); i!=endi; ++i) { for (auto i = A.begin(); i != endi; ++i) {
const size_type iIndex = i.index(); const size_type iIndex = i.index();
size_type numLowerRow = 0;
for (auto j = (*i).begin(); j.index() < iIndex; ++j) { for (auto j = (*i).begin(); j.index() < iIndex; ++j) {
++numLower; ++numLowerRow;
}
for (auto j = (*i).beforeEnd(); j.index() > iIndex; --j) {
++numUpper;
} }
numLower += numLowerRow;
numUpper += (*i).size() - numLowerRow - 1;
} }
assert(numLower + numUpper + A.N() == A.nonzeroes()); assert(numLower + numUpper + A.N() == A.nonzeroes());