Example #1
0
        public void CreateReversePCP(out PCPInstance reversedPCP)
        {
            reversedPCP = new PCPInstance();
            reversedPCP.Init();


            // copy member attributions
            reversedPCP.size        = size;
            reversedPCP.width       = width;
            reversedPCP.up_offset   = up_offset;
            reversedPCP.down_offset = down_offset;
            reversedPCP.offset      = offset;
            reversedPCP.gcd         = gcd;

            int i = 0;

            foreach (Pair p in arrPair)
            {
                reversedPCP.arrPair[i] = p;

                Pair newPair = reversedPCP.arrPair[i];

                newPair.down = Reverse(newPair.down);
                newPair.up   = Reverse(newPair.up);

                i++;
            }
            reversedPCP.CountOffset();
        }
Example #2
0
        // return value:
        //  1  -- solved, find solution
        //  -1 -- solved, no solution
        //  0  -- unsolved
        public static int SolvePCPInstance(PCPInstance instance, int iterative)
        {
            instance.CountOffset();

            int ret = 0;

            //PCPInstance ReversePCP;
            //// create the inverse instance
            //instance.CreateReversePCP(out ReversePCP);

            //Console.WriteLine("After reversal PCP Instance Is:");
            //instance.Print();

            //Mask.FindMask(instance, ReversePCP);

            //if (Convert.ToBoolean(instance.upmask) && Convert.ToBoolean(instance.downmask) ||
            //        Convert.ToBoolean(ReversePCP.upmask) && Convert.ToBoolean(ReversePCP.downmask))
            //    return -1;

            int solved_flag = 0;
            // try original direction
            int original_visit_nodenum;
            node_num = 0;
            ret = SearchSolution(instance);
            if (solution_count >= 1) solved_flag = 1;
            else if (ret == -1) solved_flag = -1;

            original_visit_nodenum = node_num;

            ////TODO IMPLEMENT HASH TABLE
            ////ClearHashTable();

            //// try reverse direction
            //int reverse_visit_nodenum;
            //node_num = 0;

            //ret = SearchSolution(ReversePCP);
            //if (solution_count >= 1) solved_flag = 1;
            //else if (ret == -1) solved_flag = -1;

            //reverse_visit_nodenum = node_num;

            ////TODO: CONVERT TO C# HASHMAP
            ////ClearHashTable();

            if (solved_flag == 1)
            {
                Console.WriteLine("SOLUTION FOUND OR FALSE POSITIVE:");
                Console.WriteLine(PCPSolver.arrSelection);
            }

            return 0;
        }
Example #3
0
        public void CreateReversePCP(out PCPInstance reversedPCP)
        {
            reversedPCP = new PCPInstance();
            reversedPCP.Init();

            // copy member attributions
            reversedPCP.size = size;
            reversedPCP.width = width;
            reversedPCP.up_offset = up_offset;
            reversedPCP.down_offset = down_offset;
            reversedPCP.offset = offset;
            reversedPCP.gcd = gcd;

            int i = 0;
            foreach (Pair p in arrPair)
            {

                reversedPCP.arrPair[i] = p;

                Pair newPair = reversedPCP.arrPair[i];

                newPair.down = Reverse(newPair.down);
                newPair.up = Reverse(newPair.up);

                i++;
            }
            reversedPCP.CountOffset();
        }
Example #4
0
        // return value:
        //  1  -- solved, find solution
        //  -1 -- solved, no solution
        //  0  -- unsolved
        static public int SolvePCPInstance(PCPInstance instance, int iterative)
        {
            instance.CountOffset();

            int ret = 0;

            //PCPInstance ReversePCP;
            //// create the inverse instance
            //instance.CreateReversePCP(out ReversePCP);

            //Console.WriteLine("After reversal PCP Instance Is:");
            //instance.Print();



            //Mask.FindMask(instance, ReversePCP);

            //if (Convert.ToBoolean(instance.upmask) && Convert.ToBoolean(instance.downmask) ||
            //        Convert.ToBoolean(ReversePCP.upmask) && Convert.ToBoolean(ReversePCP.downmask))
            //    return -1;


            int solved_flag = 0;
            // try original direction
            int original_visit_nodenum;

            node_num = 0;
            ret      = SearchSolution(instance);
            if (solution_count >= 1)
            {
                solved_flag = 1;
            }
            else if (ret == -1)
            {
                solved_flag = -1;
            }

            original_visit_nodenum = node_num;


            ////TODO IMPLEMENT HASH TABLE
            ////ClearHashTable();

            //// try reverse direction
            //int reverse_visit_nodenum;
            //node_num = 0;

            //ret = SearchSolution(ReversePCP);
            //if (solution_count >= 1) solved_flag = 1;
            //else if (ret == -1) solved_flag = -1;

            //reverse_visit_nodenum = node_num;


            ////TODO: CONVERT TO C# HASHMAP
            ////ClearHashTable();


            if (solved_flag == 1)
            {
                Console.WriteLine("SOLUTION FOUND OR FALSE POSITIVE:");
                Console.WriteLine(PCPSolver.arrSelection);
            }


            return(0);
        }