private static void ScaleAdd(float a, float b, Span <float> dst)
{
if (Avx.IsSupported)
{
AvxIntrinsics.ScaleAddU(a, b, dst);
}
else if (Sse.IsSupported)
{
SseIntrinsics.ScaleAddU(a, b, dst);
}
else
{
for (int i = 0; i < dst.Length; i++)
{
dst[i] = a * (dst[i] + b);
}
}
}
// destination[i] = scale * (destination[i] + addend)
public static void ScaleAdd(float scale, float addend, Span <float> destination)
{
Contracts.AssertNonEmpty(destination);
if (Avx.IsSupported)
{
AvxIntrinsics.ScaleAddU(scale, addend, destination);
}
else if (Sse.IsSupported)
{
SseIntrinsics.ScaleAddU(scale, addend, destination);
}
else
{
for (int i = 0; i < destination.Length; i++)
{
destination[i] = scale * (destination[i] + addend);
}
}
}
// dst[i] = a * (dst[i] + b)
public static void ScaleAdd(float a, float b, Span <float> dst)
{
Contracts.AssertNonEmpty(dst);
if (Avx.IsSupported)
{
AvxIntrinsics.ScaleAddU(a, b, dst);
}
else if (Sse.IsSupported)
{
SseIntrinsics.ScaleAddU(a, b, dst);
}
else
{
for (int i = 0; i < dst.Length; i++)
{
dst[i] = a * (dst[i] + b);
}
}
}
public void ScaleAddU() => AvxIntrinsics.ScaleAddU(DefaultScale, DefaultScale, new Span <float>(dst, 0, Length));
public void ManagedScaleAddUPerf()
{
AvxIntrinsics.ScaleAddU(DEFAULT_SCALE, DEFAULT_SCALE, new Span <float>(dst, 0, LEN));
}
public void ScaleAddU() => AvxIntrinsics.ScaleAddU(DEFAULT_SCALE, DEFAULT_SCALE, new Span <float>(dst, 0, LEN));