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fix: world crash with particular seeds

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Lord_Cambion 2026-04-07 20:45:44 +02:00
parent 013c18ef85
commit 38775d0f26
2 changed files with 5 additions and 5 deletions
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8
Minecraft.World/BiomeInitLayer.cpp
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@ -119,9 +119,9 @@ intArray BiomeInitLayer::getArea(int xo, int yo, int w, int h)
// RareBiomeLayer sets k = plains->id + 128 when it picks a rare slot. // RareBiomeLayer sets k = plains->id + 128 when it picks a rare slot.
// plains->id = 1, so a rare plains = 129. We extract the high bit flag. // plains->id = 1, so a rare plains = 129. We extract the high bits flag.
int rareBit = (k & 0xFF00) >> 8; // Java: (k & 3840) >> 8 int rareBit = (k & 3840) >> 8; // Java: (k & 0xF00) >> 8
k = k & ~0xFF00; k = k & ~3840;
if (k == 0 || k == Biome::ocean->id || k == Biome::deepOcean->id || if (k == 0 || k == Biome::ocean->id || k == Biome::deepOcean->id ||
@ -160,7 +160,7 @@ intArray BiomeInitLayer::getArea(int xo, int yo, int w, int h)
result[x + y * w] = icyBiomes[nextRandom(icyBiomes.length)]->id; result[x + y * w] = icyBiomes[nextRandom(icyBiomes.length)]->id;
} }
// Rare variant from RareBiomeLayer // Rare variant from RareBiomeLayer
else if (k == Biome::plains->id + 256) else if (k == Biome::plains->id + 128)
{ {
result[x + y * w] = Biome::sunflowersPlains->id; result[x + y * w] = Biome::sunflowersPlains->id;
} }

2
Minecraft.World/RareBiomeLayer.cpp
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@ -24,7 +24,7 @@ intArray RareBiomeLayer::getArea(int xo, int yo, int w, int h)
{ {
if (k == Biome::plains->id) if (k == Biome::plains->id)
{ {
aint1[j + i * w] = Biome::plains->id + 256; aint1[j + i * w] = Biome::plains->id + 128;
} }
else else
{ {