prob OPENGL what is causing the problem or maybe the hint.

anyway I use now fill(255, 0) as a solution but I thought maybe someone know what is causing it and if I should report as a bug or not?

edit:

o yeah it kepps hanging when I use curve, anyone know why that is?

   drawPoint(out.pixels, 190, 19, h*2, w*2, 255, 5, "curve");//colorArray, x, y, width, height, depth, dotSize, mode


Code:

import processing.opengl.*;
import processing.video.*;

PrintWriter output;

PFont LG10, LG10bold;

Capture cam1;
//Capture cam2;


int w = 320, h = 240;//cam width / heigth

PImage out = new PImage(h,w); //makes out a standing picture



void setup() {
  try {
    quicktime.QTSession.open();
  } 
  catch (quicktime.QTException qte) {
    qte.printStackTrace();
  }
  size(800, 800, OPENGL);

  output = createWriter("output.txt");


  //  LG10 = loadFont("LetterGothicStd-10.vlw");
  //  LG10bold = loadFont("LetterGothicStd-Bold-10.vlw"); 
  //  textFont(LG10bold); 
  fill(0); //black

  String[] devices = Capture.list();
  //println(devices);

  cam1 = new Capture(this, w, h, devices[3]); //logitech!!
  //cam2 = new Capture(this, w, h, devices[2]);

  //cam1.settings();

}


void draw() {
  if (cam1.available() == true) {
    int tmr = millis();
    background(255);

    cam1.read();

    image(cam1, 10, 20, w/2, h/2);


    /*
     cam1.filter(THRESHOLD, 0.82); 
     detectBlobs(cam1, color(255,255,255)); 
     removeSmallBlobs(10); // >= 10 pixels keep. 
     calcBlobCentres(); 
     showBlobs(); 
     listBlobs();
     */

    out.pixels = sort(cam1.pixels); //easy sort for now
    //out.pixels = sortArray(cam1.pixels, 0);
    
    out.updatePixels();

    image(out, 190, 19, h*2, w*2);

    noFill();
    //fill(255, 0);
    //mode: point/line/curve
    drawPoint(out.pixels, 190, 19, h*2, w*2, 255, 5, "line");//colorArray, x, y, width, height, depth, dotSize, mode
   

    if ((frameCount % 50) == 0){
	// saveFrame();
    }

    println("milliseconds: " + (millis() - tmr));
    println("framerate: " + frameRate);

    // text("milliseconds: " + (millis() - tmr), 9, 205);
    // text("framerate: " + int(frameRate), 9, 225);
  }
} 



//draw points on coördinates

void drawPoint(int[] colorArray,int x, int y, int outWidth, int outHeight, int outDepth, int dotSize, String mode){

  hint(DISABLE_DEPTH_TEST);

  pushMatrix();

  translate(x+(outWidth/2), y+(outHeight/2));

  rotateX( radians(mouseY));
  rotateY( radians(mouseX));

  float px, py, pz;

  strokeWeight(dotSize);

  beginShape();

  for (int i=0; i<colorArray.length; i+= 100){

    //get coördintae values
    px = red(colorArray[i]);
    py = green(colorArray[i]);
    pz = blue(colorArray[i]);

    //map values for output image size
    px = map(px, 0.0, 255.0, 0, outWidth);
    py = map(py, 0.0, 255.0, 0, outHeight);
    pz = map(pz, 0.0, 255.0, 0, outDepth);

    if (mode == "point"){
	stroke(color(colorArray[i]));
	point(px-(outWidth/2), py-(outHeight/2), pz);
    }
    else if (mode == "line"){
	stroke(color(colorArray[i]));
	vertex(px-(outWidth/2), py-(outHeight/2), pz);	
    }
    else if (mode == "curve"){
	stroke(color(colorArray[i]));
	curveVertex(px-(outWidth/2), py-(outHeight/2), pz);	
    }

  }

  endShape();

  popMatrix();

  hint(ENABLE_DEPTH_TEST);
}