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Added cells customizer

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This commit is contained in:
Michael Krasnyk
2017-02-20 14:20:22 +01:00
committed by Patrick Niklaus
parent aa1c4eb262
commit bc2e06502e
4 changed files with 446 additions and 18 deletions
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include/partition/cell_storage.hpp
+18 -18
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@@ -83,13 +83,19 @@ template <bool UseShareMemory> class CellStorageImpl
class ColumnIterator : public std::iterator<std::random_access_iterator_tag, EdgeWeight>
{
public:
explicit ColumnIterator() : current(nullptr), stride(1) {}
explicit ColumnIterator(WeightPtrT begin, std::size_t row_length)
: current(begin), stride(row_length)
{
BOOST_ASSERT(begin != nullptr);
}
WeightRefT operator*() const { return *current; }
WeightRefT operator*() const
{
BOOST_ASSERT(current);
return *current;
}
ColumnIterator &operator++()
{
@@ -117,25 +123,14 @@ template <bool UseShareMemory> class CellStorageImpl
std::size_t stride;
};
std::size_t GetRow(NodeID node) const
{
auto iter = std::find(source_boundary, source_boundary + num_source_nodes, node);
BOOST_ASSERT(iter != source_boundary + num_source_nodes);
return iter - source_boundary;
}
std::size_t GetColumn(NodeID node) const
{
auto iter =
std::find(destination_boundary, destination_boundary + num_destination_nodes, node);
BOOST_ASSERT(iter != destination_boundary + num_destination_nodes);
return iter - destination_boundary;
}
public:
auto GetOutWeight(NodeID node) const
{
auto row = GetRow(node);
auto iter = std::find(source_boundary, source_boundary + num_source_nodes, node);
if (iter == source_boundary + num_source_nodes)
return boost::make_iterator_range(weights, weights);
auto row = std::distance(source_boundary, iter);
auto begin = weights + num_destination_nodes * row;
auto end = begin + num_destination_nodes;
return boost::make_iterator_range(begin, end);
@@ -143,7 +138,12 @@ template <bool UseShareMemory> class CellStorageImpl
auto GetInWeight(NodeID node) const
{
auto column = GetColumn(node);
auto iter =
std::find(destination_boundary, destination_boundary + num_destination_nodes, node);
if (iter == destination_boundary + num_destination_nodes)
return boost::make_iterator_range(ColumnIterator{}, ColumnIterator{});
auto column = std::distance(destination_boundary, iter);
auto begin = ColumnIterator{weights + column, num_destination_nodes};
auto end = ColumnIterator{weights + column + num_source_nodes * num_destination_nodes,
num_destination_nodes};