JackieBavaro.pde

   1 class JackieSquares extends SCPattern {
   2   private BasicParameter rateParameter = new BasicParameter("RATE", 0.25);
   3   private BasicParameter maxSpreadParameter = new BasicParameter("SPREAD", 0.25);
   4   private BasicParameter attackParameter = new BasicParameter("ATTK", 0.3);
   5   private BasicParameter decayParameter = new BasicParameter("DECAY", 0.2);
   6   private BasicParameter saturationParameter = new BasicParameter("SAT", 0.7);
   7
   8   SinLFO hueMod = new SinLFO(0, 360, 4000);
   9   SinLFO spreadMod = new SinLFO(1, 10, 8000);
  10
  11
  12   class FaceFlash {
  13     Face f;
  14     float value;
  15     float hue;
  16     boolean hasPeaked;
  17
  18     FaceFlash(int n) {
  19       f = model.faces.get(n % model.faces.size());
  20       hue = random(360);
  21       boolean infiniteAttack = (attackParameter.getValuef() > 0.999);
  22       hasPeaked = infiniteAttack;
  23       value = (infiniteAttack ? 1 : 0);
  24     }
  25
  26     // returns TRUE if this should die
  27     boolean age(double ms) {
  28       if (!hasPeaked) {
  29         value = value + (float) (ms / 1000.0f * ((attackParameter.getValuef() + 0.01) * 5));
  30         if (value >= 1.0) {
  31           value = 1.0;
  32           hasPeaked = true;
  33         }
  34         return false;
  35       } else {
  36         value = value - (float) (ms / 1000.0f * ((decayParameter.getValuef() + 0.01) * 10));
  37         return value <= 0;
  38       }
  39     }
  40   }
  41
  42   private float leftoverMs = 0;
  43   private List<FaceFlash> flashes;
  44   private int faceNum = 0;
  45
  46   public JackieSquares(GLucose glucose) {
  47     super(glucose);
  48     addParameter(rateParameter);
  49     addParameter(attackParameter);
  50     addParameter(decayParameter);
  51     addParameter(saturationParameter);
  52     addModulator(hueMod).trigger();
  53     addModulator(spreadMod).trigger();
  54
  55     flashes = new LinkedList<FaceFlash>();
  56   }
  57
  58   public void run(double deltaMs) {
  59     leftoverMs += deltaMs;
  60     float msPerFlash = 1000 / ((rateParameter.getValuef() + .01) * 100);
  61     while (leftoverMs > msPerFlash) {
  62       leftoverMs -= msPerFlash;
  63       faceNum += int(spreadMod.getValuef());
  64       flashes.add(new FaceFlash(faceNum));
  65     }
  66
  67     for (LXPoint p : model.points) {
  68       colors[p.index] = 0;
  69     }
  70
  71     for (FaceFlash flash : flashes) {
  72       float hue = (hueMod.getValuef() + flash.hue) % 360.0;
  73       color c = lx.hsb(hue, saturationParameter.getValuef() * 100, (flash.value) * 100);
  74       for (LXPoint p : flash.f.points) {
  75         colors[p.index] = c;
  76       }
  77     }
  78
  79     Iterator<FaceFlash> i = flashes.iterator();
  80     while (i.hasNext()) {
  81       FaceFlash flash = i.next();
  82       boolean dead = flash.age(deltaMs);
  83       if (dead) {
  84         i.remove();
  85       }
  86     }
  87   }
  88 }
  89