fogón
ENEntrarCrear cuenta

← NaturalezaObjeto 3Dfogon/colina-de-pasto

Lomita

de fogonCC011539 bloques
LomitaArrastrá para girarlo
// «Lomita» · gpt-6-sol (medium)
// A small rounded grassy hill covering most of the grid: green grass on top, brown dirt visible at the sides, a few flowers.

const cx = 24, cy = 24;
const heights = new Map();
const key = (x, y) => `${x},${y}`;

function hillHeight(x, y) {
  const dx = x - cx, dy = y - cy;
  const angle = Math.atan2(dy, dx);
  const wobble = 1 + 0.025 * Math.sin(5 * angle + 0.5)
                   + 0.018 * Math.sin(9 * angle - 1.2);
  const r = Math.hypot(dx / 21.5, dy / 20.5) / wobble;
  if (r > 1) return -1;

  const rise = Math.pow(Math.max(0, 1 - r * r), 1.35);
  const gentleRipple = 0.35 * Math.sin(x * 0.28) * Math.cos(y * 0.31);
  return Math.max(3, Math.round(3 + 10 * rise + gentleRipple));
}

// Solid earth, capped with a thick, bright grassy skin.
for (let x = 2; x <= 46; x++) {
  for (let y = 2; y <= 46; y++) {
    const h = hillHeight(x, y);
    if (h < 0) continue;
    heights.set(key(x, y), h);

    for (let z = 0; z <= h; z++) {
      let color;
      if (z >= h - 1) {
        const n = rand();
        color = z === h
          ? (n < 0.13 ? "#a0e85d" : n < 0.40 ? "#86d94a" : "#72c83f")
          : (n < 0.25 ? "#68bd3c" : "#58ad36");
      } else {
        const n = rand();
        color = z >= h - 4
          ? (n < 0.18 ? "#b77c45" : n < 0.77 ? "#a86a3a" : "#95582f")
          : (n < 0.20 ? "#995d35" : n < 0.80 ? "#87502e" : "#754429");
      }
      set(x, y, z, color);
    }
  }
}

function surface(x, y) {
  return heights.get(key(x, y));
}

// Little tufts add texture without obscuring the rounded silhouette.
for (let i = 0; i < 48; i++) {
  const x = 7 + Math.floor(rand() * 35);
  const y = 7 + Math.floor(rand() * 35);
  const h = surface(x, y);
  if (h === undefined || rand() < 0.28) continue;
  set(x, y, h + 1, rand() < 0.5 ? "#59b939" : "#8bdf4c");
  if (rand() < 0.35) set(x, y, h + 2, "#86dc49");
  if (surface(x + 1, y) !== undefined && rand() < 0.55) {
    set(x + 1, y, surface(x + 1, y) + 1, "#a0e75c");
  }
}

// A few toy-like flowers, each with a green stem and a contrasting center.
const flowers = [
  [14, 12, "#ff81a5"], [29, 11, "#fff3de"],
  [38, 19, "#b590f5"], [10, 27, "#ffad66"],
  [18, 21, "#fff2e3"], [33, 27, "#ff80a5"],
  [24, 34, "#aa90f3"], [39, 34, "#ffe7ed"],
  [13, 37, "#ffb26c"]
];

for (const [x, y, petals] of flowers) {
  const h = surface(x, y);
  if (h === undefined) continue;
  set(x, y, h + 1, "#3c9d39");
  set(x, y, h + 2, "#48a83b");
  const bloom = h + 3;
  set(x - 1, y, bloom, petals);
  set(x + 1, y, bloom, petals);
  set(x, y - 1, bloom, petals);
  set(x, y + 1, bloom, petals);
  set(x, y, bloom, "#ffdd50");
}