diff --git a/src/randomProcesses/noise/noiseModels/surfaceNoise/surfaceNoise.C b/src/randomProcesses/noise/noiseModels/surfaceNoise/surfaceNoise.C index 1d0703d22489dac8c2b1564d2c84dc21b2355633..48bf385d04402f2f81f7f64cb7db8b0da809af4c 100644 --- a/src/randomProcesses/noise/noiseModels/surfaceNoise/surfaceNoise.C +++ b/src/randomProcesses/noise/noiseModels/surfaceNoise/surfaceNoise.C @@ -617,53 +617,62 @@ void surfaceNoise::calculate() scalarField PSDfAve(nFreq, 0); scalarField fOut(nFreq, 0); - for (label i = f0; i <= f1; ++i) + if (nFreq == 0) { - label freqI = i*fftWriteInterval_; - fOut[i] = freq1[freqI]; - const word gName = "fft"; - - PrmsfAve[i] = writeSurfaceData - ( - fNameBase, - gName, - "Prmsf", - freq1[freqI], - surfPrmsf[i], - procFaceOffset, - writePrmsf_ - ); + WarningInFunction + << "No surface data available using a fftWriteInterval of " + << fftWriteInterval_ << endl; + } + else + { + for (label i = f0; i <= f1; ++i) + { + label freqI = i*fftWriteInterval_; + fOut[i] = freq1[freqI]; + const word gName = "fft"; - PSDfAve[i] = writeSurfaceData - ( - fNameBase, - gName, - "PSDf", - freq1[freqI], - surfPSDf[i], - procFaceOffset, - writePSDf_ - ); - writeSurfaceData - ( - fNameBase, - gName, - "PSD", - freq1[freqI], - noiseFFT::PSD(surfPSDf[i]), - procFaceOffset, - writePSD_ - ); - writeSurfaceData - ( - fNameBase, - gName, - "SPL", - freq1[freqI], - noiseFFT::SPL(surfPSDf[i]*deltaf), - procFaceOffset, - writeSPL_ - ); + PrmsfAve[i] = writeSurfaceData + ( + fNameBase, + gName, + "Prmsf", + freq1[freqI], + surfPrmsf[i], + procFaceOffset, + writePrmsf_ + ); + + PSDfAve[i] = writeSurfaceData + ( + fNameBase, + gName, + "PSDf", + freq1[freqI], + surfPSDf[i], + procFaceOffset, + writePSDf_ + ); + writeSurfaceData + ( + fNameBase, + gName, + "PSD", + freq1[freqI], + noiseFFT::PSD(surfPSDf[i]), + procFaceOffset, + writePSD_ + ); + writeSurfaceData + ( + fNameBase, + gName, + "SPL", + freq1[freqI], + noiseFFT::SPL(surfPSDf[i]*deltaf), + procFaceOffset, + writeSPL_ + ); + } } graph Prmsfg