From 0ab81136c3f2e9b6d9bf52276d0b8f5b76381ac2 Mon Sep 17 00:00:00 2001
From: gbrochar <gaetanbrochard@protonmail.com>
Date: Sun, 3 Jan 2021 12:41:06 +0100
Subject: [PATCH] cerberus-kinect

---
 cerberus_kinect/cerberus_kinect.pde | 68 +++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100755 cerberus_kinect/cerberus_kinect.pde

diff --git a/cerberus_kinect/cerberus_kinect.pde b/cerberus_kinect/cerberus_kinect.pde
new file mode 100755
index 0000000..fbd3bb1
--- /dev/null
+++ b/cerberus_kinect/cerberus_kinect.pde
@@ -0,0 +1,68 @@
+import org.openkinect.processing.*;
+import processing.sound.*;
+
+SinOsc sinex;
+SinOsc siney;
+SinOsc sinez;
+float freqx;
+float freqy;
+float freqz;
+float amp = 1;
+Kinect kinect;
+
+void setup()
+{
+    size(640,480);
+    kinect = new Kinect(this);
+    kinect.initDepth();
+    kinect.initVideo();
+    kinect.enableIR(false);
+    textSize(32);
+    sinex = new SinOsc(this);
+    siney = new SinOsc(this);
+    sinez = new SinOsc(this);
+}
+
+void draw()
+{
+    background(0);
+    int[] depth = kinect.getRawDepth();
+    int step = 1;
+    int point_count = 0;
+    float depth_avg = 0;
+    float x_avg = 0;
+    float y_avg = 0;
+    noStroke();
+    loadPixels();
+    for (int x = 0; x < 640; x+=step)
+        for (int y = 0; y < 480; y+=step)
+        {
+            int c = (depth[x + y * 640] / 4);
+            if (depth[x + y * 640] > 0 && depth[x + y * 640] < 900)
+            {
+                point_count++;
+                depth_avg += depth[x + y * 640];
+                x_avg += x;
+                y_avg += y;
+            }
+            else
+                c = 0;
+            pixels[x + y * 640] = color(c,0,0);
+        }
+    if (point_count > 3000)
+    {
+        depth_avg /= point_count;
+        x_avg /= point_count;
+        y_avg /= point_count;
+        amp = 1;
+        freqx = (1 - (x_avg / 640)) * (62 - 28.5) + 28.5;
+        freqy = (1 - (y_avg / 240)) * (62 - 28.5) + 28.5;
+        freqz = map(constrain(depth_avg / 900, 0, 1), 0, 1, 30, 60);
+    }
+    else
+        amp = 0;
+    sinex.play(freqx, amp, 0, -1);
+    siney.play(freqy, amp, 0, -1);
+    sinez.play(freqz, amp, 0, -1);
+    updatePixels();
+}