X-Git-Url: http://git.scottworley.com/nt3d/blobdiff_plain/00406c26b669b87bf25f14fdca4beef22b925ddd..88dc31f49b9a356855456a1e182d88f284430c96:/medusa.html diff --git a/medusa.html b/medusa.html index 9099f6a..e82d9e5 100644 --- a/medusa.html +++ b/medusa.html @@ -3,24 +3,35 @@ <title>Medusa</title> <script type="text/javascript" src="nt3d.js"></script> <script type="text/javascript"> - function medusa(base_ring_radius, num_fingers, finger_radius, finger_faces, finger_height) { + function medusa(first_ring_radius, num_rings, ring_spacing, num_fingers, finger_radius, finger_faces, finger_points, finger_twirl, finger_height) { var finger_crosssection = nt3d.circle(finger_radius, finger_faces); var fingers = []; - for (var i = 0; i < num_fingers; i++) { - var base_x = base_ring_radius * Math.cos(i * (2 * Math.PI / num_fingers)); - var base_y = base_ring_radius * Math.sin(i * (2 * Math.PI / num_fingers)); - console.log(base_x, base_y); - var path = [[base_x, base_y, 0], [base_x, base_y, finger_height]]; - var finger = nt3d.extrude(path, finger_crosssection, [0, 0, 1], nt3d.pathnormals_from_point(path, [0, 0, 0])); - fingers = fingers.concat(finger); + for (var ring_num = 0; ring_num < num_rings; ring_num++) { + var ring_radius = first_ring_radius + ring_num * ring_spacing; + for (var finger_num = 0; finger_num < num_fingers; finger_num++) { + var finger_angle = finger_num / num_fingers; + var path = []; + for (var finger_point = 0; finger_point <= finger_points; finger_point++) { + var angle = (finger_angle + finger_twirl * finger_point / finger_points) * 2 * Math.PI; + var x = ring_radius * Math.cos(angle); + var y = ring_radius * Math.sin(angle); + path.push([x, y, finger_height * finger_point / finger_points]); + } + var finger = nt3d.extrude(path, finger_crosssection, [0, 0, 1], nt3d.pathnormals_from_point(path, [0, 0, 0])); + fingers = fingers.concat(finger); + } } return fingers; } - var params = [["Base ring radius", 100], + var params = [["First ring radius", 20], + ["Number of rings", 10], + ["Space between rings", 10], ["Number of fingers", 5], ["Finger radius", 3], - ["Finger faces", 10], + ["Finger faces", 5], + ["Finger points", 20], + ["Finger twirl (in turns)", .1], ["Finger height", 100]]; </script> </head>