public void ViennaHostProvider_Add()
{
var provider = new VclHostTensorMath();
var x = new ArraySlice<double>(10);
provider.Set(10.0d, x);
provider.Add(10.0d, x);
Assert.All(x, xx => MathHelpers.Equality(xx, 20.0d));
}
public void ViennaHostProvider_Abs()
{
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);
provider.Abs(x, y);
for (int i = 0; i < x.Length; i++)
Assert.True(MathHelpers.Equality(Math.Abs(x[i]), y[i]));
}
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));
}
public void ViennaHostProvider_Axpby()
{
var provider = new VclHostTensorMath();
var x = new ArraySlice<double>(10);
provider.Set(10.0d, x);
var y = new ArraySlice<double>(10);
provider.Set(5.0d, y);
provider.Axpby(1, x, 2, y);
var z = new ArraySlice<double>(10);
provider.Set(10.0d, z);
provider.Axpy(2, x, z);
Assert.All(y, yy => MathHelpers.Equality(yy, 20.0d));
Assert.All(z, zz => MathHelpers.Equality(zz, 30.0d));
}
public void ViennaHostProvider_Substract()
{
var provider = new VclHostTensorMath();
var x = new ArraySlice<double>(10);
provider.Set(10.0d, x);
var y = new ArraySlice<double>(10);
provider.Set(5.0d, y);
provider.Substract(x, y);
Assert.All(y, yy => MathHelpers.Equality(yy, 5.0d));
}
public void ViennaHostProvider_Square()
{
var provider = new VclHostTensorMath();
var x = new ArraySlice<double>(10);
var y = new ArraySlice<double>(10);
for (int i = 0; i < x.Length; i++)
{
x[i] = i;
y[i] = 2;
}
provider.Square(x, y);
for (int i = 0; i < x.Length; i++)
Assert.True(MathHelpers.Equality(x[i] * x[i], y[i]));
}
public void ViennaHostProvider_Set()
{
var provider = new VclHostTensorMath();
var y = new ArraySlice<double>(10);
provider.Set(10.0d, y);
var yInt = new ArraySlice<double>(10);
provider.Set(10, yInt);
Assert.All(y, yy => MathHelpers.Equality(yy, 10.0d));
Assert.All(yInt, yyInt => MathHelpers.Equality(yyInt, 10.0d));
}
public void ViennaHostProvider_Scale()
{
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);
provider.Scale(2, x, y);
provider.Scale(2, x);
for (int i = 0; i < x.Length; i++)
{
Assert.True(MathHelpers.Equality(2 * i, y[i]));
Assert.True(MathHelpers.Equality(x[i], y[i]));
}
}
public void ViennaHostProvider_Powx()
{
var provider = new VclHostTensorMath();
var x = new ArraySlice<double>(10);
var y = new ArraySlice<double>(10);
for (int i = 0; i < x.Length; i++)
{
x[i] = i;
y[i] = 2;
}
provider.Powx(x, y);
provider.Powx(x, x);
for (int i = 0; i < x.Length; i++)
{
Assert.True(MathHelpers.Equality(Math.Pow(i, i), x[i]));
Assert.True(MathHelpers.Equality(Math.Pow(i, 2), y[i]));
}
}
public void ViennaHostProvider_GetVersion()
{
var provider = new VclHostTensorMath();
Assert.Equal(162, provider.GetVersion());
}
public void ViennaHostProvider_Gemm_SquareWithAdd()
{
var provider = new VclHostTensorMath();
int size = 4;
var x = new ArraySlice<double>(size * size);
var y = new ArraySlice<double>(size * size);
for (int i = 0; i < x.Length; i++)
{
int ii = i % size;
int jj = i / size;
x[i] = i;
if (ii == jj)
y[i] = 1;
}
var r = new ArraySlice<double>(size * size);
provider.Set(2, r);
provider.Gemm(BlasTranspose.None, BlasTranspose.None, size, size, size, 1.0d, x, y, 1.0d, r);
for (int i = 0; i < x.Length; i++)
Assert.True(MathHelpers.Equality(x[i] + 2, r[i]));
}
public void ViennaHostProvider_Dot()
{
var provider = new VclHostTensorMath();
var x = new ArraySlice<double>(10);
var y = new ArraySlice<double>(10);
for (int i = 0; i < x.Length; i++)
{
x[i] = i;
y[i] = i;
}
double result = provider.Dot(x, y);
double resultEx = provider.Dot(x, 1, y, 1);
double cpu = 0;
for (int i = 0; i < x.Length; i++)
cpu += x[i] * y[i];
Assert.True(MathHelpers.Equality(cpu, result));
Assert.True(MathHelpers.Equality(cpu, resultEx));
}