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Predefined Functions

  • Torus var cos = Math.cos, sin = Math.sin, sqrt = Math.sqrt, r = 0.2, R = 0.8, val = sqrt( x * x + y * y + z * z ); return (R - val) * (R - val) + z * z;
  • Gyroid var cos = Math.cos, sin = Math.sin, abs = Math.abs, r = x * x + y * y + z * z, ti = abs(sin(t / 100000)) / 10 + 0.06, v = ti * r; return (cos(x / v) * sin(y / v) + cos(y / v) * sin(z / v) + cos(z / v) * sin(x / v) + 1.0) - 0.1 * (1 - 0.016 * (r - 10 / r));
  • Metaballs var cos = Math.cos, sin = Math.sin, abs = Math.abs, ti = abs(sin(t / 2000)) / 1.5, idx = [[1, 1, 1], [1, -1, 1], [-1, -1, 1], [-1, 1, 1], [1, 1, -1], [1, -1, -1], [-1, -1, -1]], acum = 0; for (var i = 0, l = idx.length; l > i; i++) { var id = idx[i], x0 = id[0] * ti, y0 = id[1] * ti, z0 = id[2] * ti; acum += 1 / (((x - x0) * (x - x0) + (y - y0) * (y - y0) + (z - z0) * (z - z0)) || 1); } return acum;


fn (x, y, z, t?)