예제 #1
0
        public static List <long> GetPrimesParallel(long first, long last)
        {
            var lockObject            = new object();
            IEnumerable <long> result = new List <long>();

            Parallel.ForEach(
                Partitioner.Create(first, last),
                () => new List <long>(),
                (range, loopState, partialResult) =>
            {
                for (long i = range.Item1; i < range.Item2; i++)
                {
                    if (PrimeTool.IsPrime(i))
                    {
                        partialResult.Add(i);
                    }
                }

                return(partialResult);
            },
                (partialResult) =>
            {
                lock (lockObject)
                {
                    result = result.Concat(partialResult);
                }
            }
                );
            return(result.OrderBy(s => s).ToList());
        }
예제 #2
0
 public void TestRange(long first, long last)
 {
     Console.WriteLine("Testing range {0} - {1}", first, last);
     Console.Write("  Sequential:");
     MeasureTime(new Action(() => PrimeTool.GetPrimesSequential(first, last)));
     Console.Write("  Parallel:  ");
     MeasureTime(new Action(() => PrimeTool.GetPrimesParallel(first, last)));
     Console.WriteLine();
 }
예제 #3
0
        public void CheckCorrectness()
        {
            var s = PrimeTool.GetPrimesSequential(1, 40);
            var p = PrimeTool.GetPrimesParallel(1, 40);

            for (int i = 0; i < s.Count; i++)
            {
                Console.WriteLine("{0} == {1}", s[i], p[i]);
            }
            Console.WriteLine();
        }
예제 #4
0
        private async void PrimesButtonSequ(object sender, EventArgs e)
        {
            this.primeList = await PrimeTool.GetPrimesSequentialAsync(Convert.ToInt64(inputStart.Value), Convert.ToInt64(inputEnd.Value));

            this.PopulateListBox();
        }
예제 #5
0
 public async void WarmUp()
 {
     var s = PrimeTool.GetPrimesSequential(1, 5);
     var p = await PrimeTool.GetPrimesParallelAsync(1, 5);
 }