public BatchForWorker(int sidx, int eidx, int add, int bsize, Action <int, BatchLoopState> body, BatchLoopState state)
{
sidx_cur = sidx;
sidx_add = add;
batch_sz = bsize;
this.eidx = eidx;
this.body = body;
this.state = state;
}
public static void BatchFor(
int from_inclusive,
int to_exclusive,
int batch_size,
ParallelOptions options,
Action <int, BatchLoopState> body)
{
int add_idx = batch_size * (options.MaxDegreeOfParallelism - 1);
Action[] acts = new Action[options.MaxDegreeOfParallelism];
BatchLoopState state = new BatchLoopState();
for (int i = options.MaxDegreeOfParallelism; --i >= 0;)
{
acts[i] = new BatchForWorker(from_inclusive * batch_size, to_exclusive, add_idx, batch_size, body, state).Run;
}
Parallel.Invoke(options, acts);
}
public void Run()
{
int sidx = sidx_cur;
int add = sidx_add;
Action <int, BatchLoopState> body = this.body;
BatchLoopState state = this.state;
int bsize = batch_sz;
for (int i = eidx; sidx < i && state.NeedBreak(sidx); sidx += add)
{
for (int j = 0; j++ < bsize && state.NeedBreak(sidx); sidx++)
{
body.Invoke(sidx, state);
if (state.m_state == BatchLoopState.STATE_BREAK)
{
state.m_lowestBreak.Min(sidx);
}
}
}
}