private void DoExecute(FFTPlan plan, object input, object output, bool inverse = false)
{
FFTPlanEx planEx = Plans[plan];
CUDevicePtrEx inPtrEx;
CUDevicePtrEx outPtrEx;
inPtrEx = _gpu.GetDeviceMemory(input) as CUDevicePtrEx;
outPtrEx = _gpu.GetDeviceMemory(output) as CUDevicePtrEx;
CUFFTDirection dir = inverse ? CUFFTDirection.Inverse : CUFFTDirection.Forward;
CUFFTResult res = CUFFTResult.ExecFailed;
if (planEx.CudaFFTType == CUFFTType.C2C)
{
res = _driver.cufftExecC2C(planEx.CudaFFTHandle, inPtrEx.DevPtr, outPtrEx.DevPtr, dir);
}
else if (planEx.CudaFFTType == CUFFTType.C2R)
{
res = _driver.cufftExecC2R(planEx.CudaFFTHandle, inPtrEx.DevPtr, outPtrEx.DevPtr);
}
else if (planEx.CudaFFTType == CUFFTType.D2Z)
{
res = _driver.cufftExecD2Z(planEx.CudaFFTHandle, inPtrEx.DevPtr, outPtrEx.DevPtr);
}
else if (planEx.CudaFFTType == CUFFTType.R2C)
{
res = _driver.cufftExecR2C(planEx.CudaFFTHandle, inPtrEx.DevPtr, outPtrEx.DevPtr);
}
else if (planEx.CudaFFTType == CUFFTType.Z2D)
{
res = _driver.cufftExecZ2D(planEx.CudaFFTHandle, inPtrEx.DevPtr, outPtrEx.DevPtr);
}
else if (planEx.CudaFFTType == CUFFTType.Z2Z)
{
res = _driver.cufftExecZ2Z(planEx.CudaFFTHandle, inPtrEx.DevPtr, outPtrEx.DevPtr, dir);
}
if (res != CUFFTResult.Success)
{
throw new CudafyMathException(res.ToString());
}
}
public void ExecuteComplexToReal(cufftHandle plan, CUdeviceptr input, CUdeviceptr output)
{
this.LastError = _driver.cufftExecC2R(plan, input, output);
}