topical media & game development
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

talk show tell print

#javascript-processing-example-basic-math-modulo.htm / htm



  <!DOCTYPE html>
  <html><head>
  <script src="javascript-processing-example-processing.js"></script>
  <script src="javascript-processing-example-init.js"></script>
  <link rel="stylesheet" href="javascript-processing-example-style.css">
  </head><body><h1><a href="http://ejohn.org/blog/processingjs/">Processing.js</a></h1>
  <h2>Modulo</h2>
  
  <p>The modulo operator (%) returns the remainder of a number 
  divided by another. As in this example, it is often used 
  to keep numerical values within a set range. 
  
  Created 12 January 2003.</p>
  
  <p><a href="http://processing.org/learning/basics/modulo.html"><b>Original Processing.org Example:</b> Modulo</a><br>
  <script type="application/processing">
  int num = 20;
  float c;
  
  void setup()
  {
    size(200,200);
    fill(255);
    frameRate(30);
  }
  
  void draw() 
  { 
    background(0);
    c+=0.1;
    for(int i=1; i<height/num; i++) { 
      float x = (c\%i)*i*i;
      stroke(102);
      line(0, i*num, x, i*num);
      noStroke();
      rect(x, i*num-num/2, 8, num);
    } 
  }
  </script><canvas width="200" height="200"></canvas></p>
  <div style="overflow: hidden; height: 0px; width: 0px;"></div>
  
  <pre><b>// All Examples Written by <a href="http://reas.com/">Casey Reas</a> and <a href="http://benfry.com/">Ben Fry</a>
  // unless otherwise stated.</b>
  int num = 20;
  float c;
  
  void setup()
  {
    size(200,200);
    fill(255);
    frameRate(30);
  }
  
  void draw() 
  { 
    background(0);
    c+=0.1;
    for(int i=1; i&lt;height/num; i++) { 
      float x = (c\%i)*i*i;
      stroke(102);
      line(0, i*num, x, i*num);
      noStroke();
      rect(x, i*num-num/2, 8, num);
    } 
  }</pre>
  </body></html>
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

(C) Æliens 20/2/2008

You may not copy or print any of this material without explicit permission of the author or the publisher. In case of other copyright issues, contact the author.