cleaned up and added flag to only call handler once the data is valid

psrdada_cpp/effelsberg/edd/detail/eddfft.cu

@@ -22,7 +22,6 @@ SimpleFFTSpectrometer<HandlerType>::SimpleFFTSpectrometer(
     , _nbits(nbits)
     , _handler(handler)
     , _fft_plan(0)
-    , _data_valid(true)
     , _pass(0)
 {
     BOOST_LOG_TRIVIAL(debug)
@@ -154,7 +153,6 @@ bool SimpleFFTSpectrometer<HandlerType>::operator()(RawBytes& block)
         _detected_host_previous->size() * sizeof(float));
     BOOST_LOG_TRIVIAL(debug) << "Calling handler";
 
-
     CUDA_ERROR_CHECK(cudaStreamSynchronize(_h2d_stream));
     std::swap(_edd_raw_current, _edd_raw_previous);
 

psrdada_cpp/effelsberg/edd/src/eddfft.cu

@@ -110,7 +110,7 @@ void detect_and_accumulate(float2* __restrict__ in, float* __restrict__ out, int
                 float y = tmp.y * tmp.y;
                 sum += x + y;
             }
-            out[write_offset + chan_idx] = sum;
+            out[write_offset + chan_idx] = sum / naccumulate;
         }
     }
 }