20 def noiseSignal(nb):  argument
21     return(np.random.randn(nb))
23 def sineSignal(freqRatio,nb):  argument
24     fc = nb / 2.0
26     time = np.arange(0,nb)
27     return(np.sin(2 * np.pi * f *  time/nb))
29 def noisySineSignal(noiseAmp,r,nb):  argument
30     return(noiseAmp*noiseSignal(nb) + r*sineSignal(0.25,nb))
32 def stepSignal(r,nb):  argument
33    n = int(nb/2)
36 def writeFFTForSignal(config,sig,scaling,i,j,nb,signame):  argument
41     config.writeInput(i, asReal(sig),"ComplexInputSamples_%s_%d_" % (signame,nb))
42     config.writeInput(i, asReal(fft),"ComplexFFTSamples_%s_%d_" % (signame,nb))
43     config.writeInput(i, asReal(fft),"ComplexInputIFFTSamples_%s_%d_" % (signame,nb))
45 def writeRFFTForSignal(config,sig,scaling,i,j,nb,signame):  argument
67     config.writeInput(i, (sig),"RealInputSamples_%s_%d_" % (signame,nb))
68     config.writeInput(i, (rfft),"RealFFTSamples_%s_%d_" % (signame,nb))
69     config.writeInput(i, (rifft),"RealInputIFFTSamples_%s_%d_" % (signame,nb))
77     for nb in FFTSIZES:
78         sig = noisySineSignal(0.05,0.7,nb)
81             writeFFTForSignal(config,sigc,scaling,i,j,nb,"Noisy")
82             writeRFFTForSignal(config,sig,scaling,i,j,nb,"Noisy")
88     for nb in FFTSIZES:
89         sig = stepSignal(0.9,nb)
92             writeFFTForSignal(config,sigc,scaling,i,j,nb,"Step")
93             writeRFFTForSignal(config,sig,scaling,i,j,nb,"Step")