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This commit is contained in:
Youmu Liu
2026-03-26 18:02:13 +08:00
parent d960d02972
commit 06e3aa119b
20 changed files with 198 additions and 169 deletions
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StgSharp.Mathematics/Numeric/Linear/Matrix.cs
+15 -15
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@@ -64,7 +64,10 @@ namespace StgSharp.Mathematics.Numeric
{
get
{
if (y < 0 || y > _size.ElementColumnLength || x < 0 || x > _size.ElementRowLength) {
if ((y < 0) ||
(y > _size.ElementColumnLength) ||
(x < 0) ||
(x > _size.ElementRowLength)) {
throw new ArgumentOutOfRangeException($"Index [{x},{y}] is out of matrix index range.");
}
long offset = GetElementOffset(x, y);
@@ -75,7 +78,10 @@ namespace StgSharp.Mathematics.Numeric
}
set
{
if (y < 0 || y > _size.ElementColumnLength || x < 0 || x > _size.ElementRowLength) {
if ((y < 0) ||
(y > _size.ElementColumnLength) ||
(x < 0) ||
(x > _size.ElementRowLength)) {
throw new ArgumentOutOfRangeException($"Index [{x},{y}] is out of matrix index range.");
}
long offset = GetElementOffset(x, y);
@@ -106,8 +112,8 @@ namespace StgSharp.Mathematics.Numeric
ReadOnlySpan<MatrixIndex> row
]
{
get { throw new NotImplementedException(); }
set { throw new NotImplementedException(); }
get => throw new NotImplementedException();
set => throw new NotImplementedException();
}
/// <summary>
@@ -122,11 +128,7 @@ namespace StgSharp.Mathematics.Numeric
public MatrixLayout Layout { get; init; }
internal MatrixKernel<T>* Buffer
{
[MethodImpl(MethodImplOptions.AggressiveInlining)]
get => (MatrixKernel<T>*)_buffer.BufferPointer;
}
internal MatrixKernel<T>* Buffer => (MatrixKernel<T>*)_buffer.BufferPointer;
protected internal int KernelColumnLength => _size.KernelColumnLength;
@@ -138,9 +140,9 @@ namespace StgSharp.Mathematics.Numeric
int y
)
{
return ref _boarder.IsInBuffer(x, y, in _size) ?
ref _buffer[_boarder.GetIndexOffset(x, y, in _size)] :
ref Unsafe.NullRef<MatrixKernel<T>>();
return ref (_boarder.IsInBuffer(x, y, in _size) ?
ref _buffer[_boarder.GetIndexOffset(x, y, in _size)] :
ref Unsafe.NullRef<MatrixKernel<T>>());
}
internal long GetElementOffset(
@@ -158,7 +160,7 @@ namespace StgSharp.Mathematics.Numeric
}
long kernelOffset = _boarder.GetIndexOffset(k_r, k_c, in _size);
return kernelOffset * 16 + 4 * r + c;
return (kernelOffset * 16) + (4 * r) + c;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
@@ -195,8 +197,6 @@ namespace StgSharp.Mathematics.Numeric
// Caller guarantees: indices in range, layout is dense square.
int k_c = y / 4;
int k_r = x / 4;
int c = y % 4;
int r = x % 4;
return ref _buffer[_boarder.GetIndexOffset(k_c, k_r, in _size)];
}