Example #1
0
        public bool AddVertex(char name)
        {
            int exists = Names.FindIndex(e => e == name);

            if (exists == -1)
            {
                int n = this.AdjacencyMatrix.GetLength(0);
                int[,] NewAdjacencyMatrix = new int[n + 1, n + 1];
                for (int i = 0; i < n; i++)
                {
                    for (int j = 0; j < n; j++)
                    {
                        NewAdjacencyMatrix[i, j] = AdjacencyMatrix[i, j];
                    }
                }
                AdjacencyMatrix = NewAdjacencyMatrix;
                Names.Add(name);
                Degrees.Add(0);
                AdjacencyList.Add(new List <int>());
                return(true);
            }
            else
            {
                return(false);
            }
        }
 private void InitializeInDegrees()
 {
     foreach (TVertex vertex in VisitedGraph.Vertices)
     {
         Degrees.Add(vertex, VisitedGraph.AdjacentDegree(vertex));
         _heap.Enqueue(vertex);
     }
 }
Example #3
0
        private void InitializeInDegrees()
        {
            if (!AllowCyclicGraph && VisitedGraph.Edges.Any(edge => edge.IsSelfEdge()))
            {
                throw new NonAcyclicGraphException();
            }

            foreach (TVertex vertex in VisitedGraph.Vertices)
            {
                Degrees.Add(vertex, VisitedGraph.AdjacentDegree(vertex));
                _heap.Enqueue(vertex);
            }
        }