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Revision: 23636
at February 10, 2010 12:03 by stefangoodchild


Initial Code
import processing.opengl.*;
import oscP5.*;

OscP5 oscP5;

float xrot = 0;
float zrot = 0;

float xrot_targ = 0;
float zrot_targ = 0;
float orientation = 0;

float dampSpeed = 5;

void setup() {
  size(400,400, OPENGL);
  oscP5 = new OscP5(this,8000);
  smooth();
}

void draw() {
  camera(  0, 0, 300,
         0, 0, 0,
         0.0, 1.0, 0.0
     );
  background(0); 

  // Basic value smoothing

  if (xrot_targ > xrot) {
    xrot = xrot + ((xrot_targ - xrot) / dampSpeed);
  } else {
    xrot = xrot - ((xrot - xrot_targ) / dampSpeed);
  }

  if (zrot_targ > zrot) {
    zrot = zrot + ((zrot_targ - zrot) / dampSpeed);
  } else {
    zrot = zrot - ((zrot - zrot_targ) / dampSpeed);
  }

 // Detection for if the iPhone is upsidedown or not

  if (orientation < 0) {
    fill(255,0,0);
    rotateX(radians(xrot));
    rotateZ(radians(zrot));
  } else {
    fill(255,255,0);
    rotateX(radians(xrot*-1));
    rotateZ(radians(zrot*-1));
  }
  box(130,10,60);

}

void oscEvent(OscMessage theOscMessage) {
  if(theOscMessage.checkAddrPattern("/accxyz")==true) {
      xrot_targ = (theOscMessage.get(0).floatValue()*90);
      zrot_targ = (theOscMessage.get(1).floatValue()*90)*-1;
      orientation = theOscMessage.get(2).floatValue();
  }
}

Initial URL

                                

Initial Description
Playing with my iPhone and Processing v1 on the train last night I started messing with TouchOSC and thought that this super simple (and fairly rough) example code using the oscP5 library may help someone on their way to interactive wobbly nirvana.

Initial Title
TouchOSC and Processing Accelerometer Example Code

Initial Tags

                                

Initial Language
Java