class PitchLayer extends Layer {
  // La courbe Haut: Pitch 
  PitchLayer(PApplet parent) {
    super(parent);
  }

  void setup() {
    //    textFont(maFonte);
    smooth();
    noStroke();
  }

  void draw() {
    if (Tete > 0) {
      // println("IndexPitch = " + IndexPitch + "   LignesPitch.length = " + LignesPitch.length);
      if (IndexPitch < LignesPitch.length) {
        LignePitch = float(split(LignesPitch[IndexPitch], "   "));
        if (Float.isNaN(LignePitch[0])) {
          IndexPitch = IndexPitch + 1;
        }
        // println("temps = " + temps + "  LignePitch[0] = " + LignePitch[0]);
        if ((temps > LignePitch[0]) && ! Pause) {
          xApresPitch = FacteurX * (width) * LignePitch[0] / DureeFichier;  

          // XVertex[IVertex] = width / (formResolution - 2) * IVertex;
          // XVertex[IVertex] = width / (formResolution - 2) * IVertex;
          if (IVertex > 100) IVertex = 0;
          XVertex[formResolution-1] = width / (100) *   IVertex;
          //        if (((xAvantPitch % width) > (xApresPitch % width)) && (IndexPitch < LignesPitch.length - 10) ) {
          if (((xAvantPitch % height) > (xApresPitch % height)) && (IndexPitch < LignesPitch.length - 10) ) {
            EffaceEcran();
            
            //          if (! FlagBlurPitch) background(0, 0, 0, 0);
          }
          if (Float.isNaN(LignePitch[1])) {
            PitchActuel = PitchMini;
            IndexPitch = IndexPitch + 1;
            Trace = false;
            xAvantPitch = xApresPitch; 
            // println("NaN IndexPitch = " + IndexPitch);
          }
          else {
            PitchActuel = LignePitch[1];
            yApresPitch = YPitch(PitchActuel) ;
            // YVertex[IVertex] = yApresPitch;
            // YVertex[formResolution-1] = yApresPitch - (frameCount/4) + 150;
            YVertex[formResolution-1] = yApresPitch - ((frameCount - TrameCompteZero)/6) + 280;
            IVertex = IVertex + 1;
            
            
            if (Trace && ((xAvantPitch % width) > 0) && FlagLigneHaut) {
              // stroke(255); // Ligne blanche
              // stroke(150); // Ligne 
              // strokeWeight(EpaisseurCourbe);
              // strokeWeight(5);
              //            line(xAvantPitch % width, yAvantPitch, xApresPitch % width, yApresPitch);
              //            line(yAvantPitch + 400, height - (xAvantPitch % height), yApresPitch + 400, height - (xApresPitch % height));
              //            point(yAvantPitch + 400, height - (xAvantPitch % height));
              smooth();
              noStroke();
              fill(255);
              // ellipse(yAvantPitch + 400, height - (xAvantPitch % height), 3, 3);
            }
            xAvantPitch = xApresPitch;    
            yAvantPitch = yApresPitch;
            Trace = true;
            IndexPitch = IndexPitch + 1;
          }
        }
          // if (IVertex >= formResolution) {
          if (true) {
            //println("IVertex = " + IVertex + "         XVertex[formResolution-1] = " + XVertex[formResolution-1]);
            smooth();
            stroke(255, 255);
            // strokeWeight(0.75);
            strokeWeight(1);
            noFill();
            // fill(0,0,255,150);
            beginShape(); // start controlpoint
            // curveVertex(XVertex[0], YVertex[0]- (frameCount/4) + 150);
            curveVertex(XVertex[0], YVertex[0]);
            for (int i=1; i < formResolution; i++) {
              // curveVertex(XVertex[i], YVertex[i]- (frameCount/4) + 150);  // only these points are drawn
              if (XVertex[i] > XVertex[i-1]) curveVertex(XVertex[i], YVertex[i]);  // only these points are drawn
            }
            // curveVertex(XVertex[formResolution-1], YVertex[formResolution-1] - (frameCount/4) + 250); // end controlpoint
            // curveVertex(XVertex[formResolution-1], YVertex[formResolution-1]); // end controlpoint
            endShape();
            for (int i=0; i < (formResolution-1); i++) {
              XVertex[i] = XVertex[i+1]; 
              YVertex[i] = YVertex[i+1]; 
            }
            
            
           // IVertex = 0;
          }
      } 
      else Fin = true;



      // if ((frameCount % AdjustBlurPitch == 0) & FlagBlurPitch) filter(BLUR, 0.572);  // > 0.575
      if ((temps > DureeFichier) || (Tete == 0)) {
        Fin =true;
        background(0, 0, 0, 0);
      }
    }
    else background(0, 0, 0, 0);
  }
}