Nyquist (pronounce it like Klopstock!)
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@ -197,9 +197,9 @@ Biquad::configure (double a1, double a2, double b0, double b1, double b2)
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void
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void
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Biquad::compute (Type type, double freq, double Q, double gain)
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Biquad::compute (Type type, double freq, double Q, double gain)
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{
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{
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if (Q <= .001) { Q = 0.001; }
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if (Q <= .001) { Q = 0.001; }
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if (freq <= 1.) { freq = 1.; }
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if (freq <= 1.) { freq = 1.; }
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if (freq >= _rate) { freq = _rate; }
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if (freq >= 0.4998 * _rate) { freq = 0.4998 * _rate; }
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/* Compute biquad filter settings.
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/* Compute biquad filter settings.
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* Based on 'Cookbook formulae for audio EQ biquad filter coefficents'
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* Based on 'Cookbook formulae for audio EQ biquad filter coefficents'
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