public static void MPIKaratsubaMaster(Polynomial polynomial1, Polynomial polynomial2)
{
DateTime start = DateTime.Now;
Polynomial result = new Polynomial(polynomial1.Degree * 2);
if (Communicator.world.Size == 1)
{
result = PolynomialOperations.AsynchronousKaratsubaMultiply(polynomial1, polynomial2);
}
else
{
Communicator.world.Send <int>(0, 1, 0);
Communicator.world.Send <int[]>(polynomial1.Coefficients, 1, 0);
Communicator.world.Send <int[]>(polynomial2.Coefficients, 1, 0);
if (Communicator.world.Size == 2)
{
Communicator.world.Send <int[]>(new int[0], 1, 0);
}
else
{
Communicator.world.Send <int[]>(Enumerable.Range(2, Communicator.world.Size - 2).ToArray(), 1, 0);
}
int[] coefs = Communicator.world.Receive <int[]>(1, 0);
result.Coefficients = coefs;
}
double time = (DateTime.Now - start).Milliseconds;
Console.WriteLine("MPI Karatsuba: " + result.ToString() + "\n" + "TIME: " + time.ToString() + " milliseconds");
}
public static void MPIMultiplicationWorker()
{
//Console.WriteLine("Child");
Polynomial polynomial1 = Communicator.world.Receive <Polynomial>(0, 0);
Polynomial polynomial2 = Communicator.world.Receive <Polynomial>(0, 0);
int begin = Communicator.world.Receive <int>(0, 0);
int end = Communicator.world.Receive <int>(0, 0);
Polynomial result = PolynomialOperations.MPIMultiply(polynomial1, polynomial2, begin, end);
Communicator.world.Send(result, 0, 0);
}
public static void MPIKaratsubaWorker()
{
PolynomialOperations.MPIKaratsubaMultiply();
}
