SoundCubes pattern kind of cool, maybe a bit epileptic

[SugarCubes.git] / TobySegaran.pde

diff --git a/TobySegaran.pde b/TobySegaran.pde
index 722f4d49e852d7a7d78bec59f7e08d9ab36a8f83..a46ef4a22a210d3ef9d81c7b1dc93d0b8972d6b7 100644 (file)
--- a/TobySegaran.pde
+++ b/TobySegaran.pde
@@ -128,10 +128,57 @@ class StripBounce extends SCPattern {
         }
       }
     }
-    for (Point p : model.points) {
-      if (bright[p.index]==0) {
-        colors[p.index]=color(0,0,0);
+  }
+}
+
+class SoundCubes extends SCPattern {
+
+  private FFT fft = null; 
+  private LinearEnvelope[] bandVals = null;
+  private float[] lightVals = null;
+  private int avgSize;
+  SawLFO pos = new SawLFO(0, 9, 8000);
+  
+  public SoundCubes(GLucose glucose) {
+    super(glucose);
+    addModulator(pos).trigger();
+  }
+
+  protected void onActive() {
+    if (this.fft == null) {
+      this.fft = new FFT(lx.audioInput().bufferSize(), lx.audioInput().sampleRate());
+      this.fft.window(FFT.HAMMING);
+      this.fft.logAverages(40, 1);
+      this.avgSize = this.fft.avgSize();
+      this.bandVals = new LinearEnvelope[this.avgSize];
+      for (int i = 0; i < this.bandVals.length; ++i) {
+        this.addModulator(this.bandVals[i] = (new LinearEnvelope(0, 0, 700+i*4))).trigger();
       }
+      lightVals = new float[avgSize];
     }
   }
+  
+  public void run(int deltaMs) {
+    this.fft.forward(this.lx.audioInput().mix);
+    for (int i = 0; i < avgSize; ++i) {
+      float value = this.fft.getAvg(i);
+      this.bandVals[i].setEndVal(value,40).trigger();
+      float lv = min(value*25,100);
+      if (lv>lightVals[i]-6) {
+        lightVals[i]=lv;
+      } else {
+        lightVals[i]=lightVals[i]-6;
+      }
+    }
+    for (int i=0; i<model.strips.size(); i++) {
+      //Cube c = model.cubes.get(i);
+      Strip c = model.strips.get(i);
+      int seq=(i+int(pos.getValuef()))%avgSize;
+      float mult = 100.0/avgSize;
+      for (Point p : c.points) {
+        //colors[p.index] = color((avgSize-seq)*mult+bandVals[seq].getValuef(),bandVals[seq].getValuef()*25,bandVals[seq].getValuef()*20+10 );
+        colors[p.index] = color((avgSize-seq)*mult,100-lightVals[seq],lightVals[seq]);
+      }
+    }
+  }  
 }