/// <summary> The sum of a sequence of int. </summary>
public static int Sum(this SpanEnumerable <int> spanEnum)
{
var vector = spanEnum.VectorSum();
var accum = vector[0];
for (var i = 1; i < Vector <int> .Count; ++i)
{
accum += vector[i];
}
return(accum);
}
/// <summary> The sum of a sequence of float. </summary>
public static float Sum <TIn, TProducer>(
this SpanEnumerable <TIn, float, TProducer> spanEnum)
where TProducer : struct, IProducer <TIn, float>
{
var vector = spanEnum.VectorSum();
var accum = vector[0];
for (var i = 1; i < Vector <float> .Count; ++i)
{
accum += vector[i];
}
return(accum);
}
/// <summary> The sum of a sequence of double. </summary>
public static double Sum <TProducer>(
this SpanEnumerable <double, TProducer> spanEnum)
where TProducer : struct, IProducer <double>
{
var vector = spanEnum.VectorSum();
var accum = vector[0];
for (var i = 1; i < Vector <double> .Count; ++i)
{
accum += vector[i];
}
return(accum);
}