Nozzle and rain count only their own grains in flight; factory launches uncapped (t95)

src/sim/vacuum.js

@@ -90,10 +90,13 @@ function toolBlow(cx, cy, r, m, mix) {
     cx = nz.ox + nz.dx * nz.dist - 0.5;
     cy = nz.oy + nz.dy * nz.dist - 0.5;
   }
-  if (flyers.length > 3000) return { placed: 0, status: '' };
+  // Factory output and rain do not use the nozzle allowance.
+  let airborne = 0;
+  for (const f of flyers) if (f.bag) airborne++;
+  if (airborne >= 4000) return { placed: 0, status: 'Too much in the air.' };
   // nozzle 0 is a trickle for careful work, the widest a torrent
   const rate = 1 + r + ((r * r) >> 1);
-  const n = pickM ? rate : Math.min(bag[m], rate);
+  const n = Math.min(4000 - airborne, pickM ? rate : Math.min(bag[m], rate));
   let placed = 0;
   for (let k = 0; k < n; k++) {
     const gm = pickM ? pickM() : m;

src/sim/weather.js

@@ -28,8 +28,11 @@ function worldWater() {
 function absorbSteam(x) { if (chunkWork) { chunkEvent('moist', x); return; } const b = Math.min(weather.moist.length - 1, Math.max(0, (x / WBAND) | 0)); weather.moist[b] += 1; }
 // Send about k drops (snowflakes where it is freezing) down from the clouds over x0..x1; returns how many fell
 function spawnRain(x0, x1, k) {
-  if (flyers.length > 2500) return 0;
+  let airborne = 0;
+  for (const f of flyers) if (f.rain) airborne++;
+  if (airborne >= 2500) return 0;
   let n = Math.floor(k) + (wrnd() < k - Math.floor(k) ? 1 : 0), made = 0;
+  n = Math.min(n, 2500 - airborne);
   for (; n > 0; n--) {
     const x = Math.floor(x0 + wrnd() * (x1 - x0));
     if (x < 0 || x >= W) continue;