andrew@19: /*
andrew@19:  *  TempoFollower.h
andrew@19:  *  MultipleAudioMathcher
andrew@19:  *
andrew@19:  *  Created by Andrew on 09/02/2012.
andrew@19:  *  Copyright 2012 QMUL. All rights reserved.
andrew@19:  *
andrew@19:  */
andrew@19: 
andrew@19: #ifndef TEMPO_FOLLOWER_H
andrew@19: #define TEMPO_FOLLOWER_H
andrew@19: 
andrew@41: #define NUMBER_OF_CHANNELS 4
andrew@19: 
andrew@19: #include "ofMain.h"
andrew@19: #include "DynamicVector.h"
andrew@19: #include "ofxWindowRegion.h"
andrew@20: #include "ofxAubioOnsetDetection.h"
andrew@20: 
andrew@20: typedef std::vector<double> DoubleVector;
andrew@20: typedef std::vector<DoubleVector> DoubleMatrix;
andrew@20: typedef std::vector<DoubleMatrix> DoubleCube;
andrew@20: 
andrew@20: 
andrew@20: typedef std::vector<int> IntVector;
andrew@20: typedef std::vector<IntVector> IntMatrix;
andrew@20: typedef std::vector<IntMatrix> IntCube;
andrew@20: 
andrew@20: /*
andrew@20:  struct RecordedTempoData {
andrew@20: 	DoubleCube recordedIntervals;
andrew@20: 	IntCube recordedDivisions;
andrew@20: 	IntMatrix recordedTimes;
andrew@20: 	DoubleMatrix recordedTempo;
andrew@20: };
andrew@20: */
andrew@19: 
andrew@19: class TempoFollower{
andrew@19: 	
andrew@19: public:
andrew@19: 	TempoFollower();
andrew@19: 
andrew@19: 	DynamicVector tempoPrior;
andrew@19: 	DynamicVector tempoPosterior;
andrew@19: 	DynamicVector tempoLikelihood;
andrew@19: 	int tempoArraySize;
andrew@19: 	int minimumTempoInterval, maximumTempoInterval;
andrew@19: 	
andrew@19: 	double playingTempo;
andrew@20: 	void zero();
andrew@19: 	void reset();
andrew@19: 	
andrew@19: 	//TEMPO STUFF
andrew@19: 	
andrew@20: 
andrew@19: 	DoubleCube tempoIntervals;//channel, event index, vector of interval times
andrew@20: 
andrew@20: 	IntCube divisions;
andrew@19: 	
andrew@20: 	IntMatrix eventTimes;
andrew@20: 	DoubleMatrix tempo;
andrew@19: 	
andrew@20: 	DoubleVector globalTempo;
andrew@20: 	IntVector globalTempoTimes;
andrew@20: 	
andrew@20: 	
andrew@19: 	void setUpEventTimeMatrix();
andrew@19: 	void printEventTimes();
andrew@19: 	
andrew@19: 	void updateTempo(const int& channel, const int& timeIn);
andrew@19: 	bool testTempoInterval(const int& channel, const double& testTempoInterval, DoubleVector& d);
andrew@19: 	void updateTempoDistribution(const DoubleVector& d);
andrew@19: 	void calculatePosterior();
andrew@19: 	void drawTempoArray(ofxWindowRegion& window);
andrew@19: 	
andrew@20: 	double intervalsToTest[4];
andrew@20: 	
andrew@20: 	double tempoLikelihoodStdDev;
andrew@20: 	
andrew@20: 	void printTempoTimes();//prints global tempo - the playing tempo sequence
andrew@50: 	bool printOutput;
andrew@20: 	
andrew@19: };
andrew@19: #endif