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← City3D assetfogon/antena-de-celular

Antena de celular

by fogonCC04900 blocks
Antena de celularDrag to turn it
// «Antena de celular» · gpt-6-sol (medium)
// A cell phone tower: a tall slim lattice steel tower in grey and red and white stripes on a concrete base, with three white panel antennas near the top, a small dish, and a red warning light on the tip.

// Concrete pad with a dark curb and a lightly mottled top.
box(8, 8, 0, 39, 39, 0, "#777b7d");
box(9, 9, 1, 38, 38, 1, "#c8c5bc");
for (let x = 9; x <= 38; x++)
  for (let y = 9; y <= 38; y++)
    if (rand() < 0.12) set(x, y, 1, rand() < 0.5 ? "#bdbab1" : "#d3d0c7");

box(13, 13, 2, 34, 34, 2, "#a9a8a2");
box(15, 15, 3, 32, 32, 3, "#c7c4ba");
box(16, 16, 4, 31, 31, 4, "#aaa9a3");

// Small dark-green perimeter fence, open at the front.
for (let x = 11; x <= 36; x += 5) {
  if (x < 21 || x > 27) box(x, 11, 2, x, 11, 5, "#24564c");
  box(x, 36, 2, x, 36, 5, "#24564c");
}
for (let y = 11; y <= 36; y += 5) {
  box(11, y, 2, 11, y, 5, "#24564c");
  box(36, y, 2, 36, y, 5, "#24564c");
}
for (let x = 11; x <= 36; x++) {
  if (x < 21 || x > 27) set(x, 11, 4, "#397568");
  set(x, 36, 4, "#397568");
}
for (let y = 11; y <= 36; y++) {
  set(11, y, 4, "#397568");
  set(36, y, 4, "#397568");
}

// Four tapering lattice legs. The front is toward decreasing y.
function bounds(z) {
  const inset = Math.round((z - 5) * 4 / 34);
  return [17 + inset, 30 - inset];
}
function paint(z) {
  if (z >= 35) return "#c84e49";
  if (z >= 29) return "#eeeae0";
  if (z >= 23) return "#c84e49";
  if (z >= 18) return "#eeeae0";
  if (z >= 12) return "#bd4844";
  return "#858e90";
}

// Cross-bracing on all four faces, behind the heavier legs.
const levels = [6, 11, 16, 21, 26, 31, 36, 39];
for (let i = 0; i < levels.length - 1; i++) {
  const a = levels[i], b = levels[i + 1];
  const [la, ra] = bounds(a), [lb, rb] = bounds(b);
  const brace = i % 2 ? "#9da5a4" : "#6d787b";
  line(la, la, a, rb, lb, b, 0, brace);
  line(ra, la, a, lb, lb, b, 0, brace);
  line(la, ra, a, rb, rb, b, 0, brace);
  line(ra, ra, a, lb, rb, b, 0, brace);
  line(la, la, a, lb, rb, b, 0, brace);
  line(ra, la, a, rb, rb, b, 0, brace);
  line(la, ra, a, lb, lb, b, 0, brace);
  line(ra, ra, a, rb, lb, b, 0, brace);
}
for (const z of levels) {
  const [l, r] = bounds(z);
  const c = z >= 23 ? paint(z) : "#687477";
  box(l, l, z, r, l, z, c);
  box(l, r, z, r, r, z, c);
  box(l, l, z, l, r, z, c);
  box(r, l, z, r, r, z, c);
}
for (let z = 5; z <= 39; z++) {
  const [l, r] = bounds(z);
  const c = paint(z);
  for (const x of [l, r])
    for (const y of [l, r]) {
      box(x, y, z, x + 1, y + 1, z, c);
      set(x, y, z, z % 7 === 0 ? "#f1eee6" : c);
    }
}

// Anchored feet and a few conspicuous warning markings.
for (const x of [17, 30])
  for (const y of [17, 30]) box(x - 1, y - 1, 4, x + 2, y + 2, 5, "#596366");
for (let x = 17; x <= 30; x += 3)
  box(x, 15, 4, x + 1, 15, 4, "#e5bd46");

// Three chunky white cellular panels on steel outriggers.
for (const z of [34, 39]) {
  line(23, 22, z, 21, 17, z, 0, "#697579");
  line(25, 23, z, 30, 23, z, 0, "#697579");
  line(22, 25, z, 17, 25, z, 0, "#697579");
}
box(19, 16, 32, 23, 17, 40, "#aab2b2");
box(19, 15, 33, 23, 16, 39, "#eeeae2");
box(20, 15, 34, 22, 15, 38, "#ffffff");
box(29, 21, 32, 30, 26, 40, "#aab2b2");
box(30, 22, 33, 30, 25, 39, "#f4f1e9");
box(30, 22, 34, 30, 24, 38, "#ffffff");
box(16, 22, 32, 17, 27, 40, "#aab2b2");
box(16, 23, 33, 16, 26, 39, "#f4f1e9");
box(16, 23, 34, 16, 25, 38, "#ffffff");

// Small forward-facing microwave dish and its offset mounting arm.
line(21, 21, 27, 18, 17, 27, 0, "#626e72");
for (let x = 14; x <= 20; x++)
  for (let z = 25; z <= 31; z++) {
    const d = (x - 17) ** 2 + (z - 28) ** 2;
    if (d <= 10) set(x, 15, z, "#737f82");
    if (d <= 7) set(x, 14, z, "#f1efe7");
    if (d <= 2) set(x, 13, z, "#ffffff");
  }
set(17, 13, 28, "#9ba7a7");

// Tip mast and beacon housing.
box(23, 23, 39, 24, 24, 43, "#717b7e");
box(22, 22, 42, 25, 25, 42, "#535d60");
box(23, 23, 43, 24, 24, 43, "#333b3e");

part("warning_light", [24, 24, 44]);
box(23, 23, 44, 24, 24, 45, "#ff2222");
animate("warning_light", {
  type: "colors",
  palette: ["#ff2222", "#3a0a0a"],
  pattern: "pulse",
  glow: 1
});