git.scottworley.com Git - nt3d/blob - box_by_trianglefan.html

   1 <html>
   2   <head>
   3     <title>Box by trianglefan</title>
   4     <script type="text/javascript" src="nt3d.js"></script>
   5     <script type="text/javascript">
   6       function box_by_trianglefan(params) {
   7         var origin = [0,           0,           0          ];
   8         var x      = [params.size, 0,           0          ];
   9         var y      = [0,           params.size, 0          ];
  10         var z      = [0,           0,           params.size];
  11         var xy     = [params.size, params.size, 0          ];
  12         var xz     = [params.size, 0,           params.size];
  13         var yz     = [0,           params.size, params.size];
  14         var xyz    = [params.size, params.size, params.size];
  15         return [].concat(
  16           nt3d.closed_trianglefan([origin, x, xz, z, yz, y, xy]),
  17           nt3d.closed_trianglefan([xyz, yz, z, xz, x, xy, y]));
  18       }
  19       var params = [["size", 1]];
  20     </script>
  21   </head>
  22   <body onload="nt3d.framework(box_by_trianglefan, params)">
  23     <h1>Box by trianglefan</h1>
  24     <p>Make a box with two triangle fans from opposite corners.</p>
  25   </body>
  26 </html>