Sample son;
Agent[] groupA, groupB, drum;

///////////////////////////////////////////
///////////////////////////////////////////
//--( SetUp )--
///////////////////////////////////////////
void setup(){
  size(800,100);
  Sonia.start(this);
  
  //smooth();
  noStroke();
  ellipseMode(CENTER_DIAMETER);
  
  initDrum();
  reset();
}

///////////////////////////////////////////
///////////////////////////////////////////
//--( Reset )-- Init Agents
///////////////////////////////////////////
void reset() {
	//int a = 10;
	//int b = 20;
	int a = (int)random(20);
	int b = (int)random(20);
	groupA = new Agent[a];
	groupB = new Agent[b];

	for (int i = 0; i<groupA.length; i++) groupA[i] = new Agent("GlitchAll.wav");
	for (int i = 0; i<groupB.length; i++) groupB[i] = new Agent("00BranNew.wav");
}


void initDrum(){
	drum = new Agent[1];
	
	drum[0] = new Agent("OLTA0.wav");
	drum[0].countMax=loopMax/((int)pow(2,6));
	drum[0].son.setRate(24100);
}

void drawDrum(){
	fill(0);
	drum[0].startFrame=0;
	drum[0].endFrame=drum[0].son.getNumFrames();
	drum[0].draw();
}

///////////////////////////////////////////
///////////////////////////////////////////
//--( Loop )--
///////////////////////////////////////////
	void loop() {
		background(255);

		fill(245);
		for(int i=0;i<groupA.length;i++) groupA[i].draw();
		
		fill(245,0,0,20);
		for(int i=0;i<groupB.length;i++) groupB[i].draw();
		
		drawDrum();
		
		//If clicked, change the pattern
		if(mousePressed) reset();
	}

	
///////////////////////////////////////////
///////////////////////////////////////////
//--( Agent )--
///////////////////////////////////////////
int cf=1000;					//Abstract coeff
int bsz=50;					//Size of the object representation
int loopMax=3000;				//Maximum of frame per cycles
int gID=0;					//ID counter
int inc=200;					//The number of frame used in moovSample()
						//	bigger will change the sound rapidly.

class Agent{
	Sample son;				//The sound of the Agent
	int ID;					//ID - Singular name
	int count,countMax=0;		        //The pulse delay
	int x,y;				//The position in 2D of the Agent
	int startFrame, endFrame;	        //The part of the sound played

	
	Agent(String son){
		this.son=new Sample(son);
		ID = gID++;
		randomize();
	}
	
	//--( RANDOM ASSIGN )--
	void randomize(){
		x=(int)random(width);							//Random position
		y=(int)random(height);
		
		int level=(int)random(6)+1;						//Level is the recursivity on 4/4 mesures divisions
		countMax=loopMax/((int)pow(2,level));			                //LoopMax is the maximum of cycles and countMax is
											//		singular to the agent (a division according to 4/4 measures)
		count=(int)random(countMax);					        //start the count at random position (better repartitions)

		son.setVolume(0.5f);							//Set the volume (many sound are playing at the same time)
		//son.setRate(44100);							//SetRate
		son.setRate(176400/((int)pow(2,random(3)+2)));
		son.setPan((x-width/2f)/(float)width);
		
		int maxFrame = son.getNumFrames();
		
		startFrame	= (int)random(maxFrame*0.75f);
		
		do{
			endFrame	= (int)random(maxFrame-startFrame)+startFrame;
		}while((endFrame-startFrame)<100||(endFrame-startFrame)>5000);
	}
	
	void update(){
		if(count++>countMax) {
			count=0;
			play();
			
			moovSample();
		}
	}

	//Increment or decrement the sample boundary randomly
	//Make test to keep coherent sample
	void moovSample(){
		int maxFrame = son.getNumFrames();

		if(random(100)>50) startFrame+=inc; else startFrame-=inc;
		if(startFrame<0) startFrame=0;
		else if(startFrame>=endFrame) startFrame=endFrame-2;
		
		if(random(100)>50) endFrame+=inc; else endFrame-=inc;
		if(endFrame<=startFrame) endFrame=startFrame+2;
		else if(endFrame>maxFrame) startFrame=maxFrame-2;				
	}
	
	//Play the part of the sound when is not playing
	void play(){
		if(!son.isPlaying()) son.play(startFrame,endFrame);
		//debug();
	}

	//Draw the agent (here is an ellipse for the sequence.
	void draw(){
		update();
		float esz=((countMax-count)/(float)countMax)*bsz;
		ellipse(x,y,esz,esz);
		}
	
	//Text based infos on the each agent.
	void debug(){
		print("["+ID+"]");
		print("\t[PAN]:"+son.getPan());
		print("\t[RATE]:"+son.getRate());
		print("\t[LENGTH]:"+(endFrame-startFrame));
		print("\t[POS]X:"+x+" Y:"+y);
		println();
	}
}


///////////////////////////////////////////
///////////////////////////////////////////
//Sonia things that I don't really understand(?)
///////////////////////////////////////////
public void stop(){
  Sonia.stop();
  super.stop();
}