internal static List <AssemblyCandidate> Run(designGraph assemblyGraph, List <TessellatedSolid> solids, List <int> globalDirPool, List <TessellatedSolid> solides)
        {
            //DisassemblyDirections.Directions = TemporaryDirections();
            var solutions = new List <AssemblyCandidate>();

            assemblyEvaluator = new AssemblyEvaluator(solids);
            //Updates.UpdateGlobalDirections(globalDirPool);
            assemblyGraph.addHyperArc(assemblyGraph.nodes);
            var iniHy = assemblyGraph.hyperarcs[assemblyGraph.hyperarcs.Count - 1];

            iniHy.localLabels.Add(DisConstants.SeperateHyperarcs);

            var candidates         = new SortedList <List <double>, AssemblyCandidate>(new MO_optimizeSort());
            var found              = false;
            AssemblyCandidate goal = null;
            var ini = new AssemblyCandidate(new candidate(assemblyGraph, 1));

            candidates.Add(new List <double>(), ini);

            while (candidates.Count != 0 && !found)
            {
                var current = candidates.Values[0];
                candidates.Clear();
                if (isCurrentTheGoal(current))
                {
                    goal  = current;
                    found = true;
                    break;
                }
                var options = new List <option>();
                foreach (var cndDirInd in globalDirPool)
                {
                    foreach (
                        var seperateHy in
                        current.graph.hyperarcs.Where(h => h.localLabels.Contains(DisConstants.SeperateHyperarcs))
                        .ToList())
                    {
                        SCC.StronglyConnectedComponents(current.graph, seperateHy, cndDirInd);
                        //BoostedSCC.StronglyConnectedComponents(current.graph, seperateHy, cndDirInd);
                        var blockingDic = DBG.DirectionalBlockingGraph(current.graph, cndDirInd);
                        options.AddRange(OptionGeneratorPro.GenerateOptions(current.graph, seperateHy, blockingDic, options));
                    }
                }
                foreach (var opt in options)
                {
                    //var child = (AssemblyCandidate) current.copy();
                    //SearchProcess.transferLmappingToChild(child.graph, current.graph, opt);
                    //var rest = Updates.AddSecondHyperToOption(child, opt);
                    //Updates.ApplyChild(child, opt);
                    //if (assemblyEvaluator.Evaluate(child, opt, rest, solides) > 0)
                    //    candidates.Add(child.performanceParams, child);
                    //child.addToRecipe(opt);
                }
            }
            solutions.Add(goal);
            TemporaryFixingSequence(goal);
            return(solutions);
        }
Exemple #2
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        // OptimizedSCC is the modified SCC. In this class, a dictionary of SCCs for each direction is created
        // to take benefit from premade SCC hyperarcs. The dictionary will be updated after each "apply"
        internal static void StronglyConnectedComponents(designGraph assemblyGraph, hyperarc seperateHy, int cndDir)
        {
            var preAddedSccs = new List <Component>();

            if (BeamSearch.SccTracker.Keys.Contains(cndDir))
            {
                foreach (var premadeSCC in BeamSearch.SccTracker[cndDir])
                {
                    var c = 0;
                    foreach (var node in premadeSCC)
                    {
                        c += seperateHy.nodes.Count(n => n.name == node.name);
                    }
                    if (c != premadeSCC.Count)
                    {
                        continue;
                    }

                    var nodes = new List <node>();
                    foreach (var n in premadeSCC)
                    {
                        nodes.AddRange(seperateHy.nodes.Where(a => a.name == n.name));
                    }
                    var last = assemblyGraph.addHyperArc(nodes);
                    last.localLabels.Add(DisConstants.SCC);
                    preAddedSccs.AddRange(premadeSCC);
                }
                //foreach (var premadeSCC in DisassemblyProcess.SccTracker[cndDir].Where(pmSCC => pmSCC.All(n => seperateHy.nodes.Contains(n))))
                //{
                //    var last = assemblyGraph.addHyperArc(premadeSCC);
                //    last.localLabels.Add(DisConstants.SCC);
                //    preAddedSccs.AddRange(premadeSCC);
                //}
            }
            var globalVisited   = new List <Component>();
            var stack           = new Stack <Component>();
            var visited         = new HashSet <Component>();
            var sccTrackerNodes = new List <List <Component> >();

            foreach (Component node in seperateHy.nodes.Where(n => !globalVisited.Contains(n)))
            {
                if (preAddedSccs.Any(n => n.name == node.name))
                {
                    continue;
                }
                stack.Clear();
                visited.Clear();
                stack.Push(node);
                while (stack.Count > 0)
                {
                    var pNode = stack.Pop();
                    visited.Add(pNode);
                    globalVisited.Add(pNode);

                    foreach (Connection pNodeArc in pNode.arcs.Where(a => a.GetType() == typeof(Connection)))
                    {
                        if (SCC.Removable(pNodeArc, cndDir))
                        {
                            continue;
                        }
                        var otherNode = (Component)(pNodeArc.From == pNode ? pNodeArc.To : pNodeArc.From);
                        if (visited.Contains(otherNode))
                        {
                            continue;
                        }
                        stack.Push(otherNode);
                    }
                }
                assemblyGraph.addHyperArc(visited.Cast <node>().ToList());
                assemblyGraph.hyperarcs[assemblyGraph.hyperarcs.Count - 1].localLabels.Add(DisConstants.SCC);
                sccTrackerNodes.Add(visited.ToList());
            }
            if (BeamSearch.SccTracker.Keys.Contains(cndDir))
            {
                BeamSearch.SccTracker[cndDir] = sccTrackerNodes;
            }
            else
            {
                BeamSearch.SccTracker.Add(cndDir, sccTrackerNodes);
            }
        }