public void ScalarMultiplication(CudaDeviceVector deviceVector, CudaHostScalar scalar)
{
if (deviceVector == null)
{
throw new ArgumentNullException("deviceVector");
}
if (scalar == null)
{
throw new ArgumentNullException("scalar");
}
CudaAlgebraImports.CublasScalarMult(this.handle.Value, deviceVector.DevicePointer, deviceVector.ElementSpacing,
deviceVector.Length, scalar.PageLockedPointer);
}
public void ScalarMultiplicationTest()
{
using (CudaSharpStream stream = new CudaSharpStream())
{
CudaAlgebra target = stream.Algebra;
using (CudaHostVector hostVector = new CudaHostVector(50000))
{
using (CudaDeviceVector deviceVector = new CudaDeviceVector(50000))
{
using (CudaHostScalar hostScalar = new CudaHostScalar(3))
{
hostVector[2] = 3;
stream.MemoryManagement.Copy(hostVector, deviceVector);
target.ScalarMultiplication(deviceVector, hostScalar);
stream.MemoryManagement.Copy(deviceVector, hostVector);
stream.Synchronize();
Assert.AreEqual(9, hostVector[2]);
}
}
}
}
}
