68 lines
1.5 KiB
C++
68 lines
1.5 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 "audioprocessor.hxx"
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#include "looperclip.hxx"
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#include "observer/time.hxx"
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using namespace std;
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/** Looper
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* The class which reads from LooperClips, and reads/ writes the data using the
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* track buffer. Scene recording / playback is the essential functionality here.
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**/
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class Looper : public AudioProcessor, public TimeObserver
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{
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public:
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Looper(int t);
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/// *sets* the new audiobuffer, but the content gets copied to the new buffer.
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/// Used for infinite lenght recording
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void setRequestedBuffer(int s, AudioBuffer* ab);
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/// stores the framesPerBeat from TimeManager. Used to stretch audio
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void setFpb(int f);
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/// Retrieve a clip from the Looper
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LooperClip* getClip(int scene);
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/// Process nframes of audio
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void process(unsigned int nframes, Buffers* buffers);
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private:
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const int track;
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/// variables used to determing the current actions of the looper
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int playingScene;
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int queuedScene;
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int fpb;
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//vector<float> tmpRecordBuffer;
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LooperClip* clips[10];
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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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int uiUpdateConstant;
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int uiUpdateCounter;
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};
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#endif // LUPPP_LOOPER_H
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