120 lines
4.8 KiB
C#
120 lines
4.8 KiB
C#
//-----------------------------------------------------------------------
|
|
// -----------------------------------------------------------------------
|
|
// file="Matrix.GC"
|
|
// Project: StgSharp
|
|
// AuthorGroup: Nitload
|
|
// Copyright (c) Nitload. All rights reserved.
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
// of this software and associated documentation files (the "Software"), to deal
|
|
// in the Software without restriction, including without limitation the rights
|
|
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
// copies of the Software, and to permit persons to whom the Software is
|
|
// furnished to do so, subject to the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included in all
|
|
// copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
// SOFTWARE.
|
|
//
|
|
// -----------------------------------------------------------------------
|
|
// -----------------------------------------------------------------------
|
|
using StgSharp.HighPerformance;
|
|
using StgSharp.Mathematics;
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using System.Numerics;
|
|
using System.Runtime.CompilerServices;
|
|
using System.Runtime.InteropServices;
|
|
using System.Text;
|
|
using System.Threading.Tasks;
|
|
|
|
namespace StgSharp.Mathematics.Numeric
|
|
{
|
|
internal unsafe partial class GCMatrix<T> : Matrix<T> where T : unmanaged, INumber<T>
|
|
{
|
|
|
|
private readonly MatrixKernel<T>* _buffer;
|
|
|
|
public GCMatrix(int column, int row)
|
|
{
|
|
KernelColumnLength = (column + 3) / 4;
|
|
KernelRowLength = (row + 3) / t_count;
|
|
ColumnLength = column;
|
|
RowLength = row;
|
|
_buffer = (MatrixKernel<T>*)NativeMemory.AlignedAlloc((nuint)(column * row * sizeof(T)), (nuint)World.DefaultSIMDAlignment);
|
|
}
|
|
|
|
public override ref T this[int column, int row]
|
|
{
|
|
get
|
|
{
|
|
AssertIndex(column, row);
|
|
int kernelColumn = column / 4, c = column % 4;
|
|
int kernelRow = row / t_count, r = row % t_count;
|
|
ref MatrixKernel<T> kernel = ref _buffer[kernelColumn + KernelColumnLength * kernelRow];
|
|
return ref kernel[c, r];
|
|
}
|
|
}
|
|
|
|
public override Matrix<T> this[ReadOnlySpan<MatrixIndex> column, ReadOnlySpan<MatrixIndex> row]
|
|
{
|
|
get => throw new NotImplementedException();
|
|
set => throw new NotImplementedException();
|
|
}
|
|
|
|
internal override unsafe MatrixKernel<T>* Buffer
|
|
{
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
get => _buffer;
|
|
}
|
|
|
|
public override unsafe ref MatrixKernel<T> GetMatrixKernel(int column, int row)
|
|
{
|
|
AssertIndex(column, row);
|
|
int kernelColumn = column / 4;
|
|
int kernelRow = row / t_count;
|
|
return ref _buffer[kernelColumn + (KernelColumnLength * kernelRow)];
|
|
}
|
|
|
|
public override ref T UnsafeIndex(int column, int row)
|
|
{
|
|
int kernelColumn = column / 4, c = column % 4;
|
|
int kernelRow = row / t_count, r = row % t_count;
|
|
ref MatrixKernel<T> kernel = ref _buffer[kernelColumn + (KernelColumnLength * kernelRow)];
|
|
return ref kernel[c, r];
|
|
}
|
|
|
|
#region enumeration
|
|
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
public override unsafe MatrixSegmentEnumeration<T> GetColumnEnumeration()
|
|
{
|
|
return new MatrixSegmentEnumeration<T>(_buffer, KernelColumnLength, KernelColumnLength * KernelRowLength, 1,
|
|
KernelColumnLength);
|
|
}
|
|
|
|
public override unsafe MatrixSegmentEnumeration<T> GetRowEnumeration()
|
|
{
|
|
return new MatrixSegmentEnumeration<T>(_buffer, 1, KernelColumnLength, KernelColumnLength, KernelRowLength);
|
|
}
|
|
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
public override unsafe MatrixSegmentEnumeration<T> GetSequentialEnumeration()
|
|
{
|
|
return new MatrixSegmentEnumeration<T>(_buffer, KernelRowLength * KernelColumnLength,
|
|
KernelColumnLength * KernelRowLength, 1,
|
|
KernelRowLength * KernelColumnLength);
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
}
|