116 lines
5.1 KiB
C#
116 lines
5.1 KiB
C#
//-----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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// file="MatrixCompute.Basic"
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// Project: StgSharp
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// AuthorGroup: Nitload
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// Copyright (c) Nitload. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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// -----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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using StgSharp.Collections;
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using StgSharp.HighPerformance;
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using StgSharp.Internal;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Security.AccessControl;
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using System.Text;
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using System.Threading.Tasks;
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namespace StgSharp.Mathematics.Numeric
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{
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public static class MatrixCompute
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{
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public static unsafe Matrix<float> Add(Matrix<float> left, Matrix<float> right)
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{
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if (left.ColumnLength != right.ColumnLength || left.RowLength != right.RowLength) {
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throw new IndexOutOfRangeException("Matrix dimensions must agree.");
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}
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Matrix<float> ans = Matrix<float>.FromDefault(left.ColumnLength, left.RowLength);
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long count = (long)left.KernelColumnLength * left.KernelRowLength;
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if (count <= 1024)
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{
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ReadOnlySpan<MatrixParallelThread> pool = MatrixParallel.LeadParallel(1);
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if (pool.Length == 0)
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{
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/*
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* wait
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*/
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}
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MatrixKernel<float>* leftPtr = left.Buffer;
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MatrixKernel<float>* rightPtr = right.Buffer;
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MatrixKernel<float>* ansPtr = ans.Buffer;
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for (int i = 0; i < count; i++) {
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NativeIntrinsic.Intrinsic.f32_add(leftPtr + i, rightPtr + i, ansPtr + i);
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}
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return ans;
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}
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Stack<MatrixParallelWrap> taskGroup = MatrixParallel.PublicTask(left.GetColumnEnumeration(), right.GetColumnEnumeration(), ans.GetColumnEnumeration(),
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(delegate*<MatrixKernel<float>*, MatrixKernel<float>*, MatrixKernel<float>*, void>)NativeIntrinsic.Intrinsic.f32_add);
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MatrixParallel.LaunchParallel(taskGroup, SleepMode.DeepSleep);
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/*
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* run parallel
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*/
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return ans;
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}
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public static unsafe Matrix<float> Sub(Matrix<float> left, Matrix<float> right)
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{
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if (left.ColumnLength != right.ColumnLength || left.RowLength != right.RowLength) {
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throw new IndexOutOfRangeException("Matrix dimensions must agree.");
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}
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Matrix<float> ans = Matrix<float>.FromDefault(left.ColumnLength, left.RowLength);
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long count = (long)left.KernelColumnLength * left.KernelRowLength;
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if (count <= 1024)
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{
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// TODO: this is very awkward, blocking thread renting, need a better way to handle small tasks
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ReadOnlySpan<MatrixParallelThread> pool = MatrixParallel.LeadParallel(1);
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if (pool.Length == 0)
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{
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/*
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* wait
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*/
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}
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MatrixParallel.ReleaseParallelLeadership(ref pool);
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MatrixKernel<float>* leftPtr = left.Buffer;
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MatrixKernel<float>* rightPtr = right.Buffer;
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MatrixKernel<float>* ansPtr = ans.Buffer;
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for (int i = 0; i < count; i++) {
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NativeIntrinsic.Intrinsic.f32_sub(leftPtr + i, rightPtr + i, ansPtr + i);
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}
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// thread.
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return ans;
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}
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Stack<MatrixParallelWrap> taskGroup = MatrixParallel.PublicTask(left.GetColumnEnumeration(), right.GetColumnEnumeration(), ans.GetColumnEnumeration(),
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(delegate*<MatrixKernel<float>*, MatrixKernel<float>*, MatrixKernel<float>*, void>)NativeIntrinsic.Intrinsic.f32_sub);
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/*
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* run parallel
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*/
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return ans;
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}
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}
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}
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