If 20 sides and 20 LEDs aren’t enough, how about a an astonishing 386-LED ball that’s animated and knows its orientation? That’s a project from Null Space Labs, and looking at it in person is hypnotic. via Makezine Posted in Arduino HacksTagged ball, icosahedron, led, rgbLED, ws28...
The icosahedron is another of the five regular, or Platonic, bodies having all their sides, angles, and planes similar and equal. Amusements in Mathematics Henry Ernest Dudeney 1893 Then, about 10 years ago, the mathematician Reidun Twarock developed a more general theory of the geometry of vir...
// The simplest case, just one triangle add_mesh_vertex(v1_c) add_mesh_vertex(v2_c) add_mesh_vertex(v3_c) add_mesh_triangle(iv, iv + 1, iv + 2) iv += 3 else: // Here we need to find locations of new points that are located on // the sides of the triangle's projections...