4jcraft/Minecraft.World/WorldGen/Layers/GrowMushroomIslandLayer.cpp

39 lines
1.3 KiB
C++

#include "../../Platform/stdafx.h"
#include "../../Headers/net.minecraft.world.level.newbiome.layer.h"
#include "../../Headers/net.minecraft.world.level.biome.h"
GrowMushroomIslandLayer::GrowMushroomIslandLayer(int64_t seedMixup,
std::shared_ptr<Layer> parent)
: Layer(seedMixup) {
this->parent = parent;
}
intArray GrowMushroomIslandLayer::getArea(int xo, int yo, int w, int h) {
int px = xo - 1;
int py = yo - 1;
int pw = w + 2;
int ph = h + 2;
intArray p = parent->getArea(px, py, pw, ph);
intArray result = IntCache::allocate(w * h);
for (int y = 0; y < h; y++) {
for (int x = 0; x < w; x++) {
int n1 = p[(x + 0) + (y + 0) * pw];
int n2 = p[(x + 2) + (y + 0) * pw];
int n3 = p[(x + 0) + (y + 2) * pw];
int n4 = p[(x + 2) + (y + 2) * pw];
int c = p[(x + 1) + (y + 1) * pw];
if ((n1 == Biome::mushroomIsland->id) ||
(n2 == Biome::mushroomIsland->id) ||
(n3 == Biome::mushroomIsland->id) ||
(n4 == Biome::mushroomIsland->id)) {
result[x + y * w] = Biome::mushroomIsland->id;
} else {
result[x + y * w] = c;
}
}
}
return result;
}