Exemple #1
0
        public void Prims_AdjacencyMatrixGraph_Smoke_Test()
        {
            var graph = new Advanced.Algorithms.DataStructures.Graph.AdjacencyMatrix.WeightedGraph <char, int>();

            graph.AddVertex('S');
            graph.AddVertex('A');
            graph.AddVertex('B');
            graph.AddVertex('C');
            graph.AddVertex('D');
            graph.AddVertex('T');

            graph.AddEdge('S', 'A', 8);
            graph.AddEdge('S', 'C', 10);

            graph.AddEdge('A', 'B', 10);
            graph.AddEdge('A', 'C', 1);
            graph.AddEdge('A', 'D', 8);

            graph.AddEdge('B', 'T', 4);

            graph.AddEdge('C', 'D', 1);

            graph.AddEdge('D', 'B', 1);
            graph.AddEdge('D', 'T', 10);

            var algorithm = new Prims <char, int>();
            var result    = algorithm.FindMinimumSpanningTree(graph);

            Assert.AreEqual(graph.VerticesCount - 1, result.Count);
        }
    static void Main(String[] args)
    {
        var mn = Console.ReadLine().Split(' ').Select(int.Parse).ToArray();
        var g  = new Dictionary <int, List <Edge> >();

        for (int i = 0; i < mn[1]; ++i)
        {
            var         xyr = Console.ReadLine().Split(' ').Select(int.Parse).ToArray();
            List <Edge> eds;
            if (!g.TryGetValue(xyr[0], out eds))
            {
                eds = new List <Edge>();
                g.Add(xyr[0], eds);
            }
            eds.Add(new Edge(xyr[0], xyr[1], xyr[2]));

            if (!g.TryGetValue(xyr[1], out eds))
            {
                eds = new List <Edge>();
                g.Add(xyr[1], eds);
            }
            eds.Add(new Edge(xyr[1], xyr[0], xyr[2]));
        }
        var first = int.Parse(Console.ReadLine());

        int sum = 0;

        foreach (var edge in Prims.BuildMinimumSpanningTree(first, new DictionaryGraph(g)))
        {
            sum += edge.weight;
        }

        Console.WriteLine(sum);
    }
Exemple #3
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        public Map Generate()
        {
            TriangleNet.Mesh mesh = createMesh();

            Map map = new Map();

            foreach (TriangleNet.Geometry.Vertex triVertex in mesh.Vertices)
            {
                Vertex v = map.AddVertex((float)triVertex.x, (float)triVertex.y);
                vertexIDMap.Add(triVertex.GetHashCode(), v.ID);
            }

            foreach (TriangleNet.Geometry.Edge Edge in mesh.Edges)
            {
                map.AddEdge(vertexIDMap[Edge.P0], vertexIDMap[Edge.P1]);
            }

            Prims prims = new Prims(map);

            prims.AssignMSTEdges();

            Roads roads = new Roads(map, roadDensity);

            roads.AssignRoadEdges();

            return(map);
        }
    /**
     * \brief Function to generate the maze
     *
     * Uses the appropriate algorithm according to
     * the selected option in the UI and applies it to the 2d
     * array. Disposes the old maze.
     *
     * \return null
     */
    public void GenerateNewMaze(int sizeR, int sizeC)
    {
        //Better mazes are produced if number of rows and columns are odd
        if (sizeR % 2 == 0)
        {
            sizeR += 1;
        }
        if (sizeC % 2 == 0)
        {
            sizeC += 1;
        }

        //Destroy the old maze
        DisposeOldMaze();

        if (dropdown.value == 0)
        {
            backtracker = new RecursiveBacktracker();
            data        = backtracker.GenerateMaze(sizeR, sizeC);
        }
        else if (dropdown.value == 1)
        {
            prims = new Prims();
            data  = prims.Mazer(sizeR, sizeC);
        }
        else if (dropdown.value == 2)
        {
            krusk = new Kruskalls();
            data  = krusk.Mazer(sizeR, sizeC);
        }

        DisplayMaze();
    }
        public void Prims_Smoke_Test()
        {
            var graph = new WeightedGraph <char, int>();

            graph.AddVertex('S');
            graph.AddVertex('A');
            graph.AddVertex('B');
            graph.AddVertex('C');
            graph.AddVertex('D');
            graph.AddVertex('T');

            graph.AddEdge('S', 'A', 8);
            graph.AddEdge('S', 'C', 10);

            graph.AddEdge('A', 'B', 10);
            graph.AddEdge('A', 'C', 1);
            graph.AddEdge('A', 'D', 8);

            graph.AddEdge('B', 'T', 4);

            graph.AddEdge('C', 'D', 1);

            graph.AddEdge('D', 'B', 1);
            graph.AddEdge('D', 'T', 10);

            var algo   = new Prims <char, int>();
            var result = algo.FindMinimumSpanningTree(graph);

            Assert.AreEqual(graph.VerticesCount - 1, result.Count);
        }
Exemple #6
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 static void Main(string[] args)
 {
     GameOfLife.GameOfLifeMain();
     ParseHtml.ParseHtmlMain(null);
     AllTextSuggestions.AllTextSuggestionsMain(null);
     BSTIteratorDriver.BSTIteratorMain(null);
     TopologicalSort.TopologicalSortMain();
     Prims.PrimsMain(null);
     Kruskals.KruskalsMain(null);
     WordSearch.wordSearchMain();
     CountSmallerAfterNumber2.CountSmallerAfterNumber2Main();
     CountSmallerAfterNumber.countSmallerMain();
     BFS.BFSMain(null);
     StringPermutation.StringPermutationMain(); // Done
     RemoveKFromList.RemoveKFromListMain();
     TripletSum.tripletSumMain();
     SubsetSum.subsetSumMain();
     RotateImage.rotateImageMain();               // Done
     StrStr.strStrMain();                         // Done - exceeding time
     SumOfTwo.SumOfTwoMain();                     // Not done
     SortedSquaredArray.sortedSquaredArrayMain(); // Done
     IsListPalindrome.isListPalindromeMain();     // Done
     SwapLexOrder.swapLexOrderMain();
     TextJustification.textJustificationMain();   // Done
     GoodStringCount.goodStringsCountMain();      // Not done
     WordLadder.wordLadderMain();                 // Not complete by me
     SortingAlgos.sortingAlgosMain();             // Done
     SortByString.sortByStringMain();             // Done
     StringReformatting.stringReformattingMain(); // Done
     ReverseInteger.reverseIntegerMain();         // Done
     ProductExceptSelf.productExceptSelfMain();   // Done
 }
Exemple #7
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        public void Constructor()
        {
            IScanner     scanner = Provider.Scanner;
            StringParser parser  = Prims.StringOf(MatchedString);

            Assert.AreEqual(parser.MatchedString, MatchedString);
        }
Exemple #8
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    private HashSet <Edge> MST()
    {
        Prims          mst   = new Prims(_roomConnections);
        HashSet <Edge> edges = mst.Prim();

        return(edges);
    }
Exemple #9
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        static G RandomAlgorithm <G, T>(Grid grid, Algorithm algorithm) where G : Grid where T : Cell
        {
            switch (algorithm)
            {
            case Algorithm.AldousBroder: return(AldousBroder.CreateMaze <G, T>(grid as G));

            case Algorithm.BinaryTree: return(BinaryTree.CreateMaze(grid) as G);

            case Algorithm.HuntAndKill: return(HuntAndKill.CreateMaze <G, T>(grid as G));

            case Algorithm.RecursiveBacktracker: return(RecursiveBacktracker.CreateMaze <G, T>(grid as G));

            case Algorithm.Sidewinder: return(Sidewinder.CreateMaze(grid) as G);

            case Algorithm.Wilsons: return(Wilsons.CreateMaze <G, T>(grid as G));

            case Algorithm.Kruskals: return(Kruskals.CreateMaze(grid) as G);

            case Algorithm.Prims: return(Prims.CreateMaze <G, T>(grid as G));

            case Algorithm.TruePrims: return(TruePrims.CreateMaze <G, T>(grid as G));

            case Algorithm.GrowingTree: return(GrowingTree.CreateMaze <G, T>(grid as G));

            case Algorithm.RecursiveDivision: return(RecursiveDivision.CreateMaze(grid) as G);

            case Algorithm.Ellers: return(Ellers.CreateMaze(grid) as G);

            case Algorithm.Houstons: return(Houstons.CreateMaze <G, T>(grid as G));
            }
            return(null);
        }
Exemple #10
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        public void NegateFailParse()
        {
            IScanner        scanner = Provider.NewScanner;
            NegatableParser parser  = ~Prims.Ch(MatchedChar);

            ParserMatch m = parser.Parse(scanner);

            Assert.IsFalse(m.Success);
            Assert.AreEqual(scanner.Offset, 0);
        }
Exemple #11
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        public void FailParse()
        {
            IScanner   scanner = Provider.NewScanner;
            CharParser parser  = Prims.Ch(NonMatchedChar);

            ParserMatch m = parser.Parse(scanner);

            Assert.IsFalse(m.Success);
            Assert.AreEqual(scanner.Offset, 0);
        }
        public void NegateFailParse()
        {
            IScanner        scanner = Provider.Scanner;
            NegatableParser parser  = -Prims.CharOf(MatchedChar);

            ParserMatch m = parser.Parse(scanner);

            Assert.IsTrue(!m.Success);
            Assert.AreEqual(scanner.Offset, 0);
        }
Exemple #13
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        public void FailParse()
        {
            IScanner     scanner = Provider.NewScanner;
            StringParser parser  = Prims.Str(NonMatchedString);

            ParserMatch m = parser.Parse(scanner);

            Assert.IsFalse(m.Success);
            Assert.AreEqual(0, scanner.Offset);
        }
Exemple #14
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        public void FailParse()
        {
            IScanner     scanner = Provider.Scanner;
            StringParser parser  = Prims.StringOf(NonMatchedString);

            ParserMatch m = parser.Parse(scanner);

            Assert.IsTrue(!m.Success);
            Assert.AreEqual(scanner.Offset, 0);
        }
        public void MainTestMethod()
        {
            const int SIZE          = 500;
            const int START_FROM    = 0;
            const int THREAD_AMOUNT = 3;

            Prims prims = new Prims(new Graph(SIZE).Generate());

            prims.Run(startVertex: START_FROM, threadAmount: THREAD_AMOUNT);
        }
    // Start is called before the first frame update

    void createMaze(int oldseed, int newseed)
    {
        Random.InitState(newseed);                     //applies the set seed
        Prims prims = new Prims(mazeSizeX, mazeSizeY); //Create Prims Object

        prims.loop();                                  //Run Prims Algorithm to Completition
        //prims.draw(); <-- String Based UI
        var maze = prims.getMaze();                    //Retrieve Maze Information

        Draw(maze);                                    //Graphical UI
    }
Exemple #17
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        public void SuccessParse()
        {
            IScanner     scanner = Provider.Scanner;
            StringParser parser  = Prims.StringOf(MatchedString);

            ParserMatch m = parser.Parse(scanner);

            Assert.IsTrue(m.Success);
            Assert.AreEqual(m.Offset, 0);
            Assert.AreEqual(m.Length, 3);
            Assert.AreEqual(scanner.Offset, 4);
        }
Exemple #18
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        public void SuccessParse()
        {
            IScanner     scanner = Provider.NewScanner;
            StringParser parser  = Prims.Str(MatchedString);

            ParserMatch m = parser.Parse(scanner);

            Assert.IsTrue(m.Success);
            Assert.AreEqual(0, m.Offset);
            Assert.AreEqual(3, m.Length);
            Assert.AreEqual(3, scanner.Offset);
        }
Exemple #19
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        public void SuccessParse()
        {
            IScanner   scanner = Provider.NewScanner;
            CharParser parser  = Prims.Ch(MatchedChar);

            ParserMatch m = parser.Parse(scanner);

            Assert.IsTrue(m.Success);
            Assert.AreEqual(m.Offset, 0);
            Assert.AreEqual(m.Length, 1);
            Assert.AreEqual(scanner.Offset, 1);
        }
        public void NegateSuccessParse()
        {
            IScanner        scanner = Provider.Scanner;
            NegatableParser parser  = -Prims.CharOf(NonMatchedChar);

            ParserMatch m = parser.Parse(scanner);

            Assert.IsTrue(m.Success);
            Assert.AreEqual(m.Offset, 0);
            Assert.AreEqual(m.Length, 1);
            Assert.AreEqual(scanner.Offset, 1);
        }
Exemple #21
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        private static Parser <Card, Value> ParseNWithRunningComparison(int n, RunningComparison comparison, Card first, Card previous)
        {
            if (n == 0)
            {
                return(Parser.Return <Card, Value>(first.Value));
            }
            return
                (from current in Prims.Satisfy <Card>(curr => comparison(previous, curr))
                 from rest in ParseNWithRunningComparison(n - 1, comparison, first, current)
                 select rest);

            ;
        }
Exemple #22
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        TemplateResults selectHallways(TemplateResults formattedRects)
        {
            var edges = new List <Edge>();

            var coordinates = new List <Coordinate>();

            formattedRects.centers.ForEach((p) =>
            {
                coordinates.Add(new Coordinate(p.min.X, p.min.Y));
            });

            var triangulator = new  DelaunayTriangulationBuilder();

            triangulator.SetSites(coordinates.ToArray());
            var triangulatedEdges = triangulator.GetEdges(new GeometryFactory(new PrecisionModel(.1)));

            triangulatedEdges.Geometries.ToList().ForEach((edge) => {
                var Q = edge.Coordinates[0];
                var P = edge.Coordinates[1];
                edges.Add(new Edge(new Point((int)Q.X, (int)Q.Y), new Point((int)P.X, (int)P.Y)));
            });


            var edgePoints = new HashSet <Point>();

            edges = new Prims().exec(edges);
            edges.ForEach((edge) =>
            {
                var p12 = edge.getPoints();
                edgePoints.UnionWith(edge.getPoints());
            });

            var newPaths    = new HashSet <Rect>();
            var newNonPaths = formattedRects.nonPathIndices;

            formattedRects.allRects.ForEach((r) =>
            {
                if (edgePoints.Contains(r.min))
                {
                    newPaths.Add(r);
                }
                else
                {
                    newNonPaths.Add(r);
                }
            });
            formattedRects.nonPathIndices = newNonPaths.ToList();
            formattedRects.pathIndices    = newPaths.ToList();
            return(formattedRects);
        }
Exemple #23
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        public void EndOfInputTest()
        {
            Prims.EndOfInput <Char>()
            .Run("inputString".AsStream())
            .Case(
                failure: (restStream, errorMessage) => { /* OK */ },
                success: (restStream, value) => Assert.Fail());

            Prims.EndOfInput <Char>()
            .Run("".AsStream())
            .Case(
                failure: (restStream, errorMessage) => Assert.Fail(),
                success: (restStream, value) => { /* OK */ });
        }
Exemple #24
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 public void EmptyTest()
 {
     Prims.Empty <Char, Char>()
     .Run("inputString".AsStream())
     .Case(
         failure: (restStream, errorMessage) =>
         Assert.Fail(),
         success: (restStream, value) =>
     {
         Assert.True(Enumerable.Equals(value, Enumerable.Empty <Char>()));
         Assert.True(restStream.Current.HasValue);
         Assert.AreEqual('i', restStream.Current.Value.Item0);
         Assert.AreEqual(1, restStream.Current.Value.Item1.Line);
         Assert.AreEqual(1, restStream.Current.Value.Item1.Column);
     });
 }
Exemple #25
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 public void UnitTest()
 {
     Prims.Unit <Char>()
     .Run("inputString".AsStream())
     .Case(
         failure: (restStream, errorMessage) =>
         Assert.Fail(),
         success: (restStream, value) =>
     {
         Assert.AreEqual(Unit.Instance, value);
         Assert.True(restStream.Current.HasValue);
         Assert.AreEqual('i', restStream.Current.Value.Item0);
         Assert.AreEqual(1, restStream.Current.Value.Item1.Line);
         Assert.AreEqual(1, restStream.Current.Value.Item1.Column);
     });
 }
Exemple #26
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 /// <summary>
 /// Clean up any resources being used.
 /// </summary>
 /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
 protected override void Dispose(bool disposing)
 {
     if (disposing && (components != null))
     {
         TextureThreadContextReady.Close();
         Printer.Dispose();
         PendingTextures.Close();
         Prims.Clear();
         Textures.Clear();
         glControl.Context.Dispose();
         glControl.Dispose();
         renderer = null;
         GLMode   = null;
         components.Dispose();
     }
     base.Dispose(disposing);
 }
        public void KleeneStar()         //http://www.codeproject.com/csharp/spart.asp?df=100&forumid=30315&select=797678#xx797678xx
        {
            Rule   integer    = new Rule("integer");
            Rule   number     = new Rule("number");
            Rule   group      = new Rule("group");
            Rule   term       = new Rule("term");
            Rule   expression = new Rule("expression");
            Parser add        = Ops.Sequence('+', term);

            integer.Parser    = Ops.Sequence(Prims.Digit, Ops.ZeroOrMore(Prims.Digit));
            number.Parser     = Ops.Sequence(Ops.Optional(integer), Prims.Ch('.'), integer);
            group.Parser      = Ops.Sequence('(', expression, ')');
            term.Parser       = group | number | integer;
            expression.Parser = Ops.Sequence(term, Ops.ZeroOrMore(add));

            Assert.IsTrue(expression.Parse(new StringScanner("(.99+100)")).Success);
            Assert.IsTrue(expression.Parse(new StringScanner("(5.99+100)")).Success);
        }
        public void List()         //http://www.codeproject.com/csharp/spart.asp?df=100&forumid=30315&select=797847#xx797847xx
        {
            Parser real = Ops.Sequence(Ops.OneOrMore(Prims.Digit),
                                       Ops.Optional(Ops.Sequence('.',
                                                                 Ops.OneOrMore(Prims.Digit))));
            Rule numList = new Rule();

            numList.Parser = Ops.Sequence(
                real,
                Ops.ZeroOrMore(Ops.Sequence(Prims.Ch(','), real)),
                Prims.End);

            Assert.IsTrue(numList.Parse(new StringScanner("100")).Success);             // THROWS INDEX EXCEPTION

            Assert.IsFalse(numList.Parse(new StringScanner("88,d,88,9.090,")).Success); // PARSES SUCCESSFULLY!

            Assert.IsFalse(numList.Parse(new StringScanner("88,88,9.090,")).Success);   // PARSES SUCCESSFULLY!
        }
Exemple #29
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        public void AnyTest()
        {
            Prims.Any <Char>()
            .Run("inputString".AsStream())
            .Case(
                failure: (restStream, errorMessage) => Assert.Fail(),
                success: (restStream, value) =>
            {
                Assert.AreEqual('i', value);
                Assert.True(restStream.Current.HasValue);
                Assert.AreEqual(1, restStream.Current.Value.Item1.Line);
                Assert.AreEqual(2, restStream.Current.Value.Item1.Column);
            });

            Prims.Any <Char>()
            .Run("".AsStream())
            .Case(
                failure: (restStream, errorMessage) => { /* OK */ },
                success: (restStream, value) => Assert.Fail());
        }
Exemple #30
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    // Use this for initialization
    void Start()
    {
        problem = ProblemCamera.Import(problemPath);
        bois    = new List <MotionModelCamera>();
        points  = new List <GameObject>();
        spawnObjects();
        prim = new Prims(problem.obstacles, problem.pointsOfInterest, scanningRadius);
        List <float[]> goodpoints = prim.getNewPointsOfInterest();

        som = new SOMCamera(goodpoints, problem.startPositions, problem.goalPositions);
        List <float[]> interestings = new List <float[]>();

        interestings.AddRange(goodpoints);
        interestings.AddRange(problem.goalPositions);
        interestings.AddRange(problem.startPositions);
        cooldown = waitTime;
        vGraph   = new VisibilityGraphCamera(problem.obstacles, interestings);
        drawRadius(cooldown, goodpoints);
        Debug.Break();
    }