public void Multiply(List <Block> treadList, Matrix mas, int a)
{
int N = 200; // event chto-to tam takoe
int treadBlocksCount = treadList.Count / N;
List <AutoResetEvent> masEv = new List <AutoResetEvent>();
if (treadBlocksCount == 0)
{
int count = treadList.Count;
for (int i = 0; i < count; i++)
{
List <Block> t = new List <Block>();
t.Add(treadList[0]);
treadList.RemoveAt(0);
AutoResetEvent e = new AutoResetEvent(false);
masEv.Add(e);
MultThreadData d = new MultThreadData(e, t, mas, a);
ThreadPool.QueueUserWorkItem(this.UThreadMult, d);
}
}
else
{
for (int i = 0; i < N - 1; i++)
{
List <Block> t = new List <Block>();
for (int j = 0; j < treadBlocksCount; j++)
{
t.Add(treadList[0]);
treadList.RemoveAt(0);
}
AutoResetEvent e = new AutoResetEvent(false);
masEv.Add(e);
MultThreadData d = new MultThreadData(e, t, mas, a);
ThreadPool.QueueUserWorkItem(this.UThreadMult, d);
}
AutoResetEvent e2 = new AutoResetEvent(false);
masEv.Add(e2);
MultThreadData d2 = new MultThreadData(e2, treadList, mas, a);
ThreadPool.QueueUserWorkItem(this.UThreadMult, d2);
}
bool index = WaitHandle.WaitAll(masEv.ToArray());
}
public void UThreadMult(object o)
{
MultThreadData td = (MultThreadData)o;
for (int i = 0; i < td.blocks.Count; i++)
{
Block block = td.blocks[i];
for (int k = 0; k < block.Indexes.Count; k++)
{
Index ind = block.Indexes[k];
double h = td.matr.GetElement(ind) * td.a;
td.matr.SetElement(h, ind);
}
}
td.autoEv.Set();
}
