mirror of
https://github.com/4jcraft/4jcraft.git
synced 2026-04-24 05:53:38 +00:00
35 lines
1.1 KiB
C++
35 lines
1.1 KiB
C++
#include "../../Platform/stdafx.h"
|
|
#include "../../Headers/net.minecraft.world.level.biome.h"
|
|
#include "../../Headers/net.minecraft.world.level.newbiome.layer.h"
|
|
|
|
RiverLayer::RiverLayer(int64_t seedMixup, std::shared_ptr<Layer> parent)
|
|
: Layer(seedMixup) {
|
|
this->parent = parent;
|
|
}
|
|
|
|
intArray RiverLayer::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 l = p[(x + 0) + (y + 1) * pw];
|
|
int r = p[(x + 2) + (y + 1) * pw];
|
|
int u = p[(x + 1) + (y + 0) * pw];
|
|
int d = p[(x + 1) + (y + 2) * pw];
|
|
int c = p[(x + 1) + (y + 1) * pw];
|
|
if (c == 0 || (l == 0 || r == 0 || u == 0 || d == 0) || c != l ||
|
|
c != u || c != r || c != d) {
|
|
result[x + y * w] = Biome::river->id;
|
|
} else {
|
|
result[x + y * w] = -1;
|
|
}
|
|
}
|
|
}
|
|
|
|
return result;
|
|
} |