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comparison projects/d-box/FeedbackOscillator.h @ 67:472e892c6e41

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Merge newapi into default
author Andrew McPherson <a.mcpherson@qmul.ac.uk>
date Fri, 17 Jul 2015 15:28:18 +0100
parents be427da6fb9c
children
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21:0d80ff9e2227 67:472e892c6e41
5 * Author: Andrew McPherson 5 * Author: Andrew McPherson
6 */ 6 */
7 7
8 #ifndef FEEDBACKOSCILLATOR_H 8 #ifndef FEEDBACKOSCILLATOR_H
9 #define FEEDBACKOSCILLATOR_H 9 #define FEEDBACKOSCILLATOR_H
10
11 #include <stdint.h>
12 10
13 class FeedbackOscillator 11 class FeedbackOscillator
14 { 12 {
15 public: 13 public:
16 FeedbackOscillator(); 14 FeedbackOscillator();
19 // Initialise the settings for the feedback oscillator 17 // Initialise the settings for the feedback oscillator
20 void initialise(int maxTableSize, float hpfCutoffFrequency, float matrixSampleRate); 18 void initialise(int maxTableSize, float hpfCutoffFrequency, float matrixSampleRate);
21 19
22 // Process one sample and store the output value 20 // Process one sample and store the output value
23 // Returns the length of table to interpolate; or 0 if nothing to process further 21 // Returns the length of table to interpolate; or 0 if nothing to process further
24 int process(uint16_t input, uint16_t *output); 22 int process(float input, float *output);
25 23
26 float *wavetable() { return wavetableRead; } 24 float *wavetable() { return wavetableRead; }
27 25
28 private: 26 private:
29 float coeffs[3]; // Coefficients of first-order high-pass filter 27 float coeffs[3]; // Coefficients of first-order high-pass filter