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ng_depth: use small_color_map in findLoopReachable

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Justin Viiret 2017-06-29 11:43:45 +10:00 committed by Matthew Barr
parent 9c046db360
commit 90faea4ce9
1 changed files with 7 additions and 4 deletions
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11
src/nfagraph/ng_depth.cpp
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@ -34,17 +34,18 @@
#include "ng_util.h"
#include "ue2common.h"
#include "util/graph_range.h"
#include "util/graph_small_color_map.h"
#include <deque>
#include <vector>
#include <boost/graph/breadth_first_search.hpp>
#include <boost/graph/dag_shortest_paths.hpp>
#include <boost/graph/depth_first_search.hpp>
#include <boost/graph/breadth_first_search.hpp>
#include <boost/graph/filtered_graph.hpp>
#include <boost/graph/property_maps/constant_property_map.hpp>
#include <boost/graph/reverse_graph.hpp>
#include <boost/graph/topological_sort.hpp>
#include <boost/graph/property_maps/constant_property_map.hpp>
#include <boost/range/adaptor/reversed.hpp>
using namespace std;
@ -137,13 +138,15 @@ vector<bool> findLoopReachable(const Graph &g,
EdgeSet deadEdges;
BackEdges<EdgeSet> be(deadEdges);
depth_first_search(g, visitor(be).root_vertex(src));
auto colors = make_small_color_map(g);
depth_first_search(g, be, colors, src);
auto af = make_bad_edge_filter(&deadEdges);
auto acyclic_g = make_filtered_graph(g, af);
vector<Vertex> topoOrder; /* actually reverse topological order */
topoOrder.reserve(deadNodes.size());
topological_sort(acyclic_g, back_inserter(topoOrder));
topological_sort(acyclic_g, back_inserter(topoOrder), color_map(colors));
for (const auto &e : deadEdges) {
size_t srcIdx = g[source(e, g)].index;