OilfieldToolsNet/opm-simulators
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Prevent some unnecessary copies.

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This commit is contained in:
Markus Blatt 2020-03-23 09:36:25 +01:00
parent b41b449c7d
commit 03b2c44dce
1 changed files with 4 additions and 4 deletions
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8
opm/simulators/linalg/PressureTransferPolicy.hpp
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@ -85,12 +85,12 @@ public:
assert(entry.index() == entryCoarse.index());
double matrix_el = 0;
if (transpose) {
auto bw = weights_[entry.index()];
const auto& bw = weights_[entry.index()];
for (size_t i = 0; i < bw.size(); ++i) {
matrix_el += (*entry)[pressure_var_index_][i] * bw[i];
}
} else {
auto bw = weights_[row.index()];
const auto& bw = weights_[row.index()];
for (size_t i = 0; i < bw.size(); ++i) {
matrix_el += (*entry)[i][pressure_var_index_] * bw[i];
}
@ -109,7 +109,7 @@ public:
auto end = fine.end(), begin = fine.begin();
for (auto block = begin; block != end; ++block) {
auto bw = weights_[block.index()];
const auto& bw = weights_[block.index()];
double rhs_el = 0.0;
if (transpose) {
rhs_el = (*block)[pressure_var_index_];
@ -130,7 +130,7 @@ public:
for (auto block = begin; block != end; ++block) {
if (transpose) {
auto bw = weights_[block.index()];
const auto& bw = weights_[block.index()];
for (size_t i = 0; i < block->size(); ++i) {
(*block)[i] = this->lhs_[block - begin] * bw[i];
}