+class Traktor extends SCPattern {
+
+ final int FRAME_WIDTH = 60;
+
+ final BasicParameter speed = new BasicParameter("SPD", 0.5);
+
+ private float[] bass = new float[FRAME_WIDTH];
+ private float[] treble = new float[FRAME_WIDTH];
+
+ private int index = 0;
+ private GraphicEQ eq = null;
+
+ public Traktor(GLucose glucose) {
+ super(glucose);
+ for (int i = 0; i < FRAME_WIDTH; ++i) {
+ bass[i] = 0;
+ treble[i] = 0;
+ }
+ addParameter(speed);
+ }
+
+ public void onActive() {
+ if (eq == null) {
+ eq = new GraphicEQ(lx, 16);
+ eq.slope.setValue(0.6);
+ eq.level.setValue(0.65);
+ eq.range.setValue(0.35);
+ eq.release.setValue(0.4);
+ addParameter(eq.level);
+ addParameter(eq.range);
+ addParameter(eq.attack);
+ addParameter(eq.release);
+ addParameter(eq.slope);
+ }
+ }
+
+ int counter = 0;
+
+ public void run(int deltaMs) {
+ eq.run(deltaMs);
+
+ int stepThresh = (int) (40 - 39*speed.getValuef());
+ counter += deltaMs;
+ if (counter < stepThresh) {
+ return;
+ }
+ counter = counter % stepThresh;
+
+ index = (index + 1) % FRAME_WIDTH;
+
+ float rawBass = eq.getAverageLevel(0, 4);
+ float rawTreble = eq.getAverageLevel(eq.numBands-7, 7);
+
+ bass[index] = rawBass * rawBass * rawBass * rawBass;
+ treble[index] = rawTreble * rawTreble;
+
+ for (Point p : model.points) {
+ int i = (int) constrain((model.xMax - p.x) / model.xMax * FRAME_WIDTH, 0, FRAME_WIDTH-1);
+ int pos = (index + FRAME_WIDTH - i) % FRAME_WIDTH;
+
+ colors[p.index] = color(
+ (360 + lx.getBaseHuef() + .8*abs(p.x-model.cx)) % 360,
+ 100,
+ constrain(9 * (bass[pos]*model.cy - abs(p.fy - model.cy)), 0, 100)
+ );
+ colors[p.index] = blendColor(colors[p.index], color(
+ (400 + lx.getBaseHuef() + .5*abs(p.x-model.cx)) % 360,
+ 60,
+ constrain(5 * (treble[pos]*.6*model.cy - abs(p.fy - model.cy)), 0, 100)
+
+ ), ADD);
+ }
+ }
+}