public static void AddScaleCopy(float scale, ReadOnlySpan <float> source, ReadOnlySpan <float> destination, Span <float> result, int count)
{
Contracts.AssertNonEmpty(source);
Contracts.AssertNonEmpty(destination);
Contracts.AssertNonEmpty(result);
Contracts.Assert(count > 0);
Contracts.Assert(count <= source.Length);
Contracts.Assert(count <= destination.Length);
Contracts.Assert(count <= result.Length);
if (Avx.IsSupported)
{
AvxIntrinsics.AddScaleCopyU(scale, source, destination, result, count);
}
else if (Sse.IsSupported)
{
SseIntrinsics.AddScaleCopyU(scale, source, destination, result, count);
}
else
{
for (int i = 0; i < count; i++)
{
result[i] = scale * source[i] + destination[i];
}
}
}
public static void AddScaleCopy(float a, ReadOnlySpan <float> src, ReadOnlySpan <float> dst, Span <float> res, int count)
{
Contracts.AssertNonEmpty(src);
Contracts.AssertNonEmpty(dst);
Contracts.AssertNonEmpty(res);
Contracts.Assert(count > 0);
Contracts.Assert(count <= src.Length);
Contracts.Assert(count <= dst.Length);
Contracts.Assert(count <= res.Length);
if (Avx.IsSupported)
{
AvxIntrinsics.AddScaleCopyU(a, src, dst, res, count);
}
else if (Sse.IsSupported)
{
SseIntrinsics.AddScaleCopyU(a, src, dst, res, count);
}
else
{
for (int i = 0; i < count; i++)
{
res[i] = a * src[i] + dst[i];
}
}
}
private static void AddScaleCopy(float a, Span <float> src, Span <float> dst, Span <float> res)
{
if (Sse.IsSupported)
{
SseIntrinsics.AddScaleCopyU(a, src, dst, res);
}
else
{
for (int i = 0; i < res.Length; i++)
{
res[i] = a * src[i] + dst[i];
}
}
}