sketch_drawing

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void setup() {

  size(600,600);

  background(200);

  colorMode(HSB,300,100,100,300);

  smooth();

}

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void draw() {

  //float alpha = random(100);

  float radius = sqrt(sq(mouseX-300)+sq(mouseY-300));

  print(radius);

  stroke(radius,100,100,30000/radius);

  //background(200);

  line(300,300, mouseX, mouseY);

}

  //mousePressed();

​

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void mousePressed() {

  float h = random(300);

  background(h,10,50);

  h++;

}

/*

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float h = random(10);

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void setup() {

  size(900,600);

  background(h,10,10);

  colorMode(HSB,10,10,10);

}

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void draw() {

  println(mouseX + " " + mouseY);

  fill(0,0,0);

  strokeWeight(10);

  stroke(100);

  ellipse(mouseX,mouseY,55,55);

  mousePressed();

}

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void mousePressed() {

  background(h,10,10);

  h++;

}

*/

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