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Use parallel::apply_to_subranges(). #15679

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merged 1 commit into from
Jul 7, 2023
Merged

Use parallel::apply_to_subranges(). #15679

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16 changes: 10 additions & 6 deletions include/deal.II/lac/affine_constraints.templates.h
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Original file line number Diff line number Diff line change
Expand Up @@ -664,11 +664,13 @@ AffineConstraints<number>::close()
// appears. obviously, 0*something can be omitted.
//
// This can be done in parallel:
parallel::internal::parallel_for(
parallel::apply_to_subranges(
lines.begin(),
lines.end(),
[](const auto &range) {
for (ConstraintLine &line : range)
[](const typename std::vector<ConstraintLine>::iterator begin,
const typename std::vector<ConstraintLine>::iterator end) {
for (ConstraintLine &line : boost::iterator_range<
typename std::vector<ConstraintLine>::iterator>(begin, end))
line.entries.erase(
std::remove_if(line.entries.begin(),
line.entries.end(),
Expand Down Expand Up @@ -826,11 +828,13 @@ AffineConstraints<number>::close()
//
// This is again an operation that works on each line separately. It can be
// run in parallel:
parallel::internal::parallel_for(
parallel::apply_to_subranges(
lines.begin(),
lines.end(),
[](const auto &range) {
for (ConstraintLine &line : range)
[](const typename std::vector<ConstraintLine>::iterator &begin,
const typename std::vector<ConstraintLine>::iterator &end) {
for (ConstraintLine &line : boost::iterator_range<
typename std::vector<ConstraintLine>::iterator>(begin, end))
{
std::sort(line.entries.begin(),
line.entries.end(),
Expand Down