75 lines
1.4 KiB
C++
75 lines
1.4 KiB
C++
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#ifndef LUPPP_LOOPER_H
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#define LUPPP_LOOPER_H
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#include <vector>
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#include <iostream>
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#include "buffers.hxx"
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#include "observer/observer.hxx"
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#define SAMPLE_SIZE 44100*60
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class AudioBuffer;
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using namespace std;
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class Looper : public Observer // for notifications
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{
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public:
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enum State {
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STATE_PLAYING = 0,
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STATE_PLAY_QUEUED,
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STATE_RECORDING,
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STATE_RECORD_QUEUED,
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STATE_STOPPED,
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STATE_STOP_QUEUED,
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};
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Looper(int t);
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void setSample(int c, AudioBuffer* ab);
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void midi(unsigned char* data);
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void bar();
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void beat();
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void setFpb(int f) { fpb = f; }
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void setScene( int sc );
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void setState( State s);
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void setLoopLength(float l);
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void updateControllers();
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void process(int nframes, Buffers* buffers);
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private:
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const int track;
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State state;
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int scene;
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int fpb;
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float gain;
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int numBeats;
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int playedBeats;
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bool stopRecordOnBar;
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int endPoint, lastWrittenSampleIndex;
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float playPoint;
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float* sample;
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float samples[10][SAMPLE_SIZE];
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// Pitch Shifting
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void pitchShift(int count, float* input, float* output);
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vector<float> tmpBuffer;
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int IOTA;
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float fVec0[65536];
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float semitoneShift;
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float windowSize;
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float fRec0[2];
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float crossfadeSize;
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float fSamplingFreq;
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};
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#endif // LUPPP_LOOPER_H
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