127 lines
5.0 KiB
C#
127 lines
5.0 KiB
C#
//-----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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// file="Matrix.HLSF.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;
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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.Numerics;
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using System.Runtime.CompilerServices;
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using System.Text;
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using System.Threading.Tasks;
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using hlsfAllocator = global::StgSharp.HighPerformance.Memory.HybridLayerSegregatedFitAllocator;
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using hlsfHandle = global::StgSharp.HighPerformance.Memory.HybridLayerSegregatedFitAllocationHandle;
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namespace StgSharp.Mathematics
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{
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internal unsafe partial class HlsfMatrix<T> : Matrix<T> where T: unmanaged, INumber<T>
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{
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private readonly MatrixKernel<T>* k_buffer;
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private readonly hlsfAllocator allocator;
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private readonly hlsfHandle handle;
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internal HlsfMatrix(int column, int row, hlsfAllocator allocator)
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{
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KernelColumnLength = (column + 3) / 4;
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KernelRowLength = (row + 3) / t_count;
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this.handle = allocator.Alloc((uint)(KernelColumnLength * KernelRowLength * sizeof(MatrixKernel<T>)));
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k_buffer = (MatrixKernel<T>*)handle.Pointer;
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}
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public override ref T this[int column, int row]
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{
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get
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{
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AssertIndex(column, row);
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int kernelColumn = column / 4, c = column % 4;
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int kernelRow = row / t_count, r = row % t_count;
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ref MatrixKernel<T> kernel = ref k_buffer[(kernelColumn * kernelColumn) + kernelRow];
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return ref kernel[c, r];
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}
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}
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public override Matrix<T> this[ReadOnlySpan<MatrixIndex> column, ReadOnlySpan<MatrixIndex> row]
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{
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get => throw new NotImplementedException();
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set => throw new NotImplementedException();
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}
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internal override unsafe MatrixKernel<T>* Buffer
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{
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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get => k_buffer;
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}
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public override unsafe ref MatrixKernel<T> GetMatrixKernel(int column, int row)
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{
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AssertIndex(column, row);
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int kernelColumn = column / 4, c = column % 4;
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int kernelRow = row / t_count, r = row % t_count;
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return ref k_buffer[(kernelColumn * kernelColumn) + kernelRow];
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}
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public override ref T UnsafeIndex(int column, int row)
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{
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int kernelColumn = column / 4, c = column % 4;
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int kernelRow = row / t_count, r = row % t_count;
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ref MatrixKernel<T> kernel = ref k_buffer[(kernelColumn * kernelColumn) + kernelRow];
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return ref kernel[c, r];
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}
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~HlsfMatrix()
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{
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allocator.Free(handle);
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}
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#region enumeration
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public override unsafe MatrixSegmentEnumeration<T> GetColumnEnumeration()
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{
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return new MatrixSegmentEnumeration<T>(k_buffer, KernelColumnLength, KernelColumnLength * KernelRowLength, 1, KernelColumnLength);
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}
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public override unsafe MatrixSegmentEnumeration<T> GetRowEnumeration()
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{
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return new MatrixSegmentEnumeration<T>(k_buffer, 1, KernelColumnLength, KernelColumnLength, KernelRowLength);
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public override unsafe MatrixSegmentEnumeration<T> GetSequentialEnumeration()
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{
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return new MatrixSegmentEnumeration<T>(k_buffer, KernelRowLength * KernelColumnLength, KernelColumnLength * KernelRowLength, 1, KernelRowLength * KernelColumnLength);
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}
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#endregion
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}
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}
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