| | 1 | <html> |
| | 2 | <head> |
| | 3 | <title>Torus by extrude</title> |
| | 4 | <script type="text/javascript" src="nt3d.js"></script> |
| | 5 | <script type="text/javascript"> |
| | 6 | function torus_by_extrude(params) { |
| | 7 | var path = nt3d.circle(params.torus_radius, params.long_steps); |
| | 8 | path = nt3d.rotate_about_origin(path, [0,1,0], params.rotation * 2*Math.PI); |
| | 9 | return nt3d.closed_extrude( |
| | 10 | path, |
| | 11 | nt3d.circle(params.cross_section_radius, params.short_steps), |
| | 12 | nt3d.shapenormals_from_closed_path(path), |
| | 13 | [0, 0, 1]); |
| | 14 | } |
| | 15 | var params = [["torus_radius", 100], |
| | 16 | ["cross_section_radius", 40], |
| | 17 | ["rotation", 0.001, "Rotation (in turns)"], |
| | 18 | ["long_steps", 50, "Steps around the long way"], |
| | 19 | ["short_steps", 16, "Steps around the short way"]]; |
| | 20 | </script> |
| | 21 | </head> |
| | 22 | <body onload="nt3d.framework(torus_by_extrude, params)"> |
| | 23 | <h1>Torus by extrude</h1> |
| | 24 | <p>Make a torus by extruding a circle.</p> |
| | 25 | </body> |
| | 26 | </html> |
projects / nt3d / blame_incremental