51 lines
1.9 KiB
C++
51 lines
1.9 KiB
C++
// Copyright 2010-2011 Google
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef OR_TOOLS_GRAPH_GRAPH_H_
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#define OR_TOOLS_GRAPH_GRAPH_H_
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#include <vector>
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#include "base/callback.h"
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#include "base/scoped_ptr.h"
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template <class R, class A1, class A2> class ResultCallback2;
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template <class R, class A1> class ResultCallback1;
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namespace operations_research {
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// This will find all maximal cliques, even with size 1, in the
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// graph described by the graph callback. graph->Run(i, j) indicates
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// if there is an arc between i and j.
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// This method will delete the callbacks after it has run.
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// It will call the 'callback' upon each cliques.
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// If the 'callback' returns true, then the search for cliques will stop.
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void FindCliques(ResultCallback2<bool, int, int>* const graph,
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int node_count,
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ResultCallback1<bool, const std::vector<int>&>* const callback);
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// This function will cover the maximum number of arcs of the graph
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// with cliques. The graph is described by the graph
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// callback. graph->Run(i, j) indicates if there is an arc between i
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// and j. This method will delete the callbacks after it has run. It
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// will call the 'callback' upon each cliques. It will ignore cliques
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// of size one.
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void CoverArcsByCliques(
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ResultCallback2<bool, int, int>* const graph,
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int node_count,
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ResultCallback1<bool, const std::vector<int>&>* const callback);
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} // namespace operations_research
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#endif // OR_TOOLS_GRAPH_GRAPH_H_
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