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Feature noise

Andrew Heather requested to merge feature-noise into develop

New functionality includes:

  • run-time selectable noise models: point|surface
  • run-time selectable window models: Hanning (+ options symmetric, extended), uniform
  • calculates PSD (Pa^2/Hz) and dB/HZ; SPL (Pa^2) and dB
  • calculates 1/3 octave data, with centre frequency 1kHz

surfaceNoise only:

  • reads ascii/binary ensight surface data (requires collateTimes option)
  • generates graphs for surface average quantities
  • operates in parallel

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