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seems tile_fma kernel has index error and indexer of matrix has error as well

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Youmu Liu
2026-01-11 16:45:38 +08:00
parent cd8210d9a1
commit b8bf1e9f08
8 changed files with 56 additions and 29 deletions
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StgSharp.Common/Mathematics/Linear/Matrix.cs
+9 -9
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@@ -158,12 +158,12 @@ namespace StgSharp.Mathematics.Numeric
)
{
// Caller guarantees: indices in range, layout is dense square.
int k_c = y >> 2;
int k_r = x >> 2;
int c = y & 3;
int r = x & 3;
int k_c = y / 4;
int k_r = x / 4;
int c = y % 4;
int r = x % 4;
ref MatrixKernel<T> kernel = ref _buffer[_boarder.GetIndexOffset(k_c, k_r, in _size)];
ref MatrixKernel<T> kernel = ref _buffer[_boarder.GetIndexOffset(k_r, k_c, in _size)];
return ref kernel[c, r];
}
@@ -183,10 +183,10 @@ namespace StgSharp.Mathematics.Numeric
)
{
// Caller guarantees: indices in range, layout is dense square.
int k_c = y >> 2;
int k_r = x >> 2;
int c = y & 3;
int r = x & 3;
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)];
}