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always emit a small component view

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Unit Tests for Reodering by Predicate
This commit is contained in:
Moritz Kobitzsch
2017-02-01 15:50:06 +01:00
committed by Patrick Niklaus
parent b9ed20bb9b
commit c3cc79f798
17 changed files with 323 additions and 195 deletions
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src/extractor/extractor.cpp
+6 -17
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@@ -743,15 +743,8 @@ void Extractor::WriteCompressedNodeBasedGraph(const std::string &path,
BOOST_ASSERT_MSG(num_nodes == externals.size(), "graph and embedding out of sync");
const auto die = [] {
throw util::exception("Writing the compressed node based graph to disk failed");
};
if (!writer.WriteElementCount64(num_edges))
die();
if (!writer.WriteElementCount64(num_nodes))
die();
writer.WriteElementCount64(num_edges);
writer.WriteElementCount64(num_nodes);
// For all nodes iterate over its edges and dump (from, to) pairs
for (const NodeID from_node : util::irange(0u, num_nodes))
@@ -760,19 +753,15 @@ void Extractor::WriteCompressedNodeBasedGraph(const std::string &path,
{
const auto to_node = graph.GetTarget(edge);
if (!writer.WriteOne(from_node))
die();
if (!writer.WriteOne(to_node))
die();
writer.WriteOne(from_node);
writer.WriteOne(to_node);
}
}
for (const auto &qnode : externals)
{
if (!writer.WriteOne(qnode.lon))
die();
if (!writer.WriteOne(qnode.lat))
die();
writer.WriteOne(qnode.lon);
writer.WriteOne(qnode.lat);
}
}