/// <summary>
/// Executes a CUFTT transorm as defined by the cufftType.
/// This method does an in‐place transform.<para/>
/// This method is only valid for transform types where transorm direction is implicitly
/// given by the type (i.e. not C2C and not Z2Z)
/// </summary>
/// <param name="iodata"></param>
public void Exec(CUdeviceptr iodata)
{
switch (_type)
{
case cufftType.R2C:
res = CudaFFTNativeMethods.cufftExecR2C(_handle, iodata, iodata);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "cufftExecR2C", res));
break;
case cufftType.C2R:
res = CudaFFTNativeMethods.cufftExecC2R(_handle, iodata, iodata);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "cufftExecC2R", res));
break;
case cufftType.D2Z:
res = CudaFFTNativeMethods.cufftExecD2Z(_handle, iodata, iodata);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "cufftExecD2Z", res));
break;
case cufftType.Z2D:
res = CudaFFTNativeMethods.cufftExecZ2D(_handle, iodata, iodata);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "cufftExecZ2D", res));
break;
default:
throw new ArgumentException("For transformation not of type R2C, C2R, D2Z or Z2D, you must specify a transform direction.");
}
if (res != cufftResult.Success)
{
throw new CudaFFTException(res);
}
}
/// <summary>
/// Executes a CUFTT transorm as defined by the cufftType.
/// This method does an in‐place transform.
/// </summary>
/// <param name="iodata"></param>
/// <param name="direction">Only unsed for transformations where direction is not implicitly given by type</param>
public void Exec(CUdeviceptr iodata, TransformDirection direction)
{
switch (_type)
{
case cufftType.R2C:
res = CudaFFTNativeMethods.cufftExecR2C(_handle, iodata, iodata);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "cufftExecR2C", res));
break;
case cufftType.C2R:
res = CudaFFTNativeMethods.cufftExecC2R(_handle, iodata, iodata);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "cufftExecC2R", res));
break;
case cufftType.C2C:
res = CudaFFTNativeMethods.cufftExecC2C(_handle, iodata, iodata, direction);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "cufftExecC2C", res));
break;
case cufftType.D2Z:
res = CudaFFTNativeMethods.cufftExecD2Z(_handle, iodata, iodata);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "cufftExecD2Z", res));
break;
case cufftType.Z2D:
res = CudaFFTNativeMethods.cufftExecZ2D(_handle, iodata, iodata);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "cufftExecZ2D", res));
break;
case cufftType.Z2Z:
res = CudaFFTNativeMethods.cufftExecZ2Z(_handle, iodata, iodata, direction);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "cufftExecZ2Z", res));
break;
default:
break;
}
if (res != cufftResult.Success)
{
throw new CudaFFTException(res);
}
}
