public void ViennaHostProvider_AbsSum()
{
var provider = new VclHostTensorMath();
var x = new ArraySlice<double>(10);
for (int i = 0; i < x.Length; i++)
x[i] = -i;
var y = new ArraySlice<double>(10);
double asum = provider.Asum(x);
double cpu = 0;
for (int i = 0; i < x.Length; i++)
cpu += Math.Abs(x[i]);
Assert.True(MathHelpers.Equality(cpu, asum));
}
public void ViennaHostProvider_AbsSumWithRollingArray()
{
var provider = new VclHostTensorMath();
var x = new double[20];
for (int i = 0; i < x.Length; i++)
x[i] = -i;
var results = new double[10];
for (int i = 0; i < results.Length; i++)
{
var y = new ArraySlice<double> (x, i, results.Length);
results[i] = provider.Asum(x);
}
double cpu = 0;
for (int i = 0; i < 10; i++)
cpu += Math.Abs(x[i]);
Assert.All(results, r => MathHelpers.Equality(r, cpu));
}