85 lines
2.9 KiB
C#
85 lines
2.9 KiB
C#
//-----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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// file="MatrixParallel.cs"
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// Project: StgSharp
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// AuthorGroup: Nitload Space
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// Copyright (c) Nitload Space. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the “Software”), to deal in the Software without restriction,
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// including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software,
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// and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and
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// this permission notice shall be included in all copies
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// or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED “AS IS”,
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// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH
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// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// -----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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using StgSharp.HighPerformance.Memory;
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using System;
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using System.Collections.Generic;
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using System.IO.Pipes;
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using System.Linq;
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using System.Reflection.Metadata;
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using System.Text;
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using System.Threading;
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using System.Threading.Channels;
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using System.Threading.Tasks;
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namespace StgSharp.Mathematics
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{
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internal static class MatrixParallel
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{
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private static readonly Channel<IntPtr> _taskChannel = Channel.CreateUnbounded<IntPtr>();
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private static int _paraState;
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private static IReadOnlyList<Thread> _threads;
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public static void Init()
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{
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int count = Environment.ProcessorCount - 4;
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count = count < 0 ? 1 : count;
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List<Thread> _t = new(count);
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_threads = _t;
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for (int i = 0; i < count; i++)
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{
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_t.Add(new(MatrixParallelCycle)
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{
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IsBackground = true
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});
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_t[i].Start();
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}
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}
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public static void PublishTask() { }
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public static void Terminate()
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{
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_ = Interlocked.Exchange(ref _paraState, 0);
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}
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private static unsafe void MatrixParallelCycle()
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{
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Thread t_cur = Thread.CurrentThread;
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int index = _threads.ToList().IndexOf(t_cur);
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while (_taskChannel.Reader.TryRead(out IntPtr ptr)) { }
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}
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}
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}
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