1 files changed, 132 insertions, 0 deletions
diff --git a/gistanalysis/src/ofApp.h b/gistanalysis/src/ofApp.h
new file mode 100644
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+++ b/gistanalysis/src/ofApp.h
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+#pragma once
+
+#include "ofMain.h"
+#include "ofxHelios.h"
+#include "lineTransformer.h"
+
+//This is included only as a way of getting buffer out of loaded sound.
+//There are many other ways you can do that.
+//This player includes a version of kissFFT. You can remove the one included in Gist.
+//https://github.com/borg/ofxOpenALSoundPlayer
+#include "ofxOpenALSoundPlayer.h"
+
+
+//Slightly modified to add a dynamic getVariable method to be able to plot based on
+//gist feature list
+//https://github.com/local-projects/ofxHistoryPlot
+#include "ofxHistoryPlot.h"
+#include "ofxGist.h"
+
+
+class Audioplotter{
+    //store and draw a numbr of audio samples
+    //how best to handle transforms - maybe pass in a transform to be added to 2nd and subsequent
+    //how best to handle length of history data - fixed number that can be set, or line budget?
+public:
+    Audioplotter(int _size=1,bool _joined=true){
+        set_size(_size);
+        set_joined(_joined);
+    }
+    void set_size(int _size){
+        history_size=_size;
+    }
+    void set_joined(bool _joined){
+        joined=_joined;
+    }
+    const vector <colourPolyline> &output(const ofMatrix4x4 xform=ofMatrix4x4(1.0f,0.0f,0.0f,0.0f,
+        0.0f,1.0f,0.0f,0.0f,
+        0.0f,0.0f,1.0f,0.0f,
+        0.0f,0.0f,0.0f,1.0f)){
+        //destructive or non?
+        float fadefactor=1.0f-(1.0f/history_size);
+
+        for (int i=0;i<data.size();i++){
+                data[i]=lineTransformer::polyLineTransform(xform,data[i],fadefactor);
+        }
+
+        return data;
+    }
+    void addpoints(vector <float> &audio,int number){
+        colourPolyline newdata;
+        int num=min(number,(int)audio.size());
+        int step=audio.size()/num;
+        int start=audio.size()/(num+1);
+        for (int i=0;i<num;i++){
+            newdata.addVertex((start+(i*step)*ofGetWidth())/audio.size(),audio[start+(i*step)]*ofGetHeight());
+        }
+        data.insert(data.begin(),newdata);
+        while (data.size()>history_size) {
+            data.pop_back();
+        }
+
+    }
+private:
+    vector <colourPolyline> data;
+    bool joined;
+    int history_size;
+};
+
+
+class ofApp : public ofBaseApp{
+
+	public:
+		void setup();
+		void update();
+		void draw();
+
+		void keyPressed(int key);
+		void keyReleased(int key);
+		void mouseMoved(int x, int y );
+		void mouseDragged(int x, int y, int button);
+		void mousePressed(int x, int y, int button);
+		void mouseReleased(int x, int y, int button);
+		void windowResized(int w, int h);
+		void dragEvent(ofDragInfo dragInfo);
+		void gotMessage(ofMessage msg);
+		
+        ofSoundStream soundStream;
+        ofxOpenALSoundPlayer player;
+        void processAudio(float * input, int bufferSize, int nChannels);
+        
+        void audioIn(float * input, int bufferSize, int nChannels);
+        
+        vector<float>fftSmoothed;
+        vector <float> left;
+        vector <float> right;
+        vector <float> centre;
+        vector <float> volHistory;   
+        vector<float>mfccSmoothed;
+        float mfccMax;
+    
+        
+        int bufferSize;
+        int sampleRate;
+        bool useMic;
+        
+        bool isPaused;
+        
+        void clear();
+        void loadSong(string str);
+
+        
+        vector<ofxHistoryPlot *>plots;
+        map<string,ofxHistoryPlot *>plotMap;
+        
+        ofxHistoryPlot* addGraph(string varName,float max,ofColor color);
+
+        
+        ofxGist gist;
+        void onNoteOn(GistEvent &e);
+        void onNoteOff(GistEvent &e);
+    
+        int noteOnRadius;
+    
+    
+        bool showMFCC;
+        vector<ofxHistoryPlot *>mfccPlots;
+
+        ofxHelios laser;
+
+        Audioplotter plotter;
+    
+};