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void | setupN (double cutoffFrequency, double gainDb, double shelfSlope=1) |
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void | setup (double sampleRate, double cutoffFrequency, double gainDb, double shelfSlope=1) |
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template<typename Sample> |
Sample | filter (Sample s) |
| filter operation
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void | reset () |
| resets the delay lines to zero
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const DirectFormI & | getState () |
| gets the delay lines (=state) of the filter
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complex_t | response (double normalizedFrequency) const |
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std::vector< PoleZeroPair > | getPoleZeros () const |
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double | getA0 () const |
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double | getA1 () const |
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double | getA2 () const |
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double | getB0 () const |
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double | getB1 () const |
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double | getB2 () const |
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template<class StateType> |
double | filter (double s, StateType &state) const |
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void | setCoefficients (double a0, double a1, double a2, double b0, double b1, double b2) |
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void | setOnePole (complex_t pole, complex_t zero) |
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void | setTwoPole (complex_t pole1, complex_t zero1, complex_t pole2, complex_t zero2) |
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void | setPoleZeroPair (const PoleZeroPair &pair) |
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void | setIdentity () |
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void | applyScale (double scale) |
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Low shelf: 0db in the stopband and gainDb in the passband.