neoLegacy/Minecraft.World/ShoreLayer.cpp

#include "stdafx.h"
#include "net.minecraft.world.level.newbiome.layer.h"
#include "net.minecraft.world.level.biome.h"

ShoreLayer::ShoreLayer(int64_t seed, shared_ptr<Layer> parent, int64_t seedMixup) : Layer(seedMixup)
{
	this->parent = parent;
}

intArray ShoreLayer::getArea(int xo, int yo, int w, int h)
{
    intArray b = parent->getArea(xo - 1, yo - 1, w + 2, h + 2);
    intArray result = IntCache::allocate(w * h);
    for (int y = 0; y < h; y++)
    {
        for (int x = 0; x < w; x++)
        {
            initRandom(x + xo, y + yo);
            int old = b[(x + 1) + (y + 1) * (w + 2)];
            int _n = b[(x + 1) + (y + 0) * (w + 2)];
            int _e = b[(x + 2) + (y + 1) * (w + 2)];
            int _w = b[(x + 0) + (y + 1) * (w + 2)];
            int _s = b[(x + 1) + (y + 2) * (w + 2)];

            if (old == Biome::mushroomIsland->id)
            {
                if (_n == Biome::ocean->id || _e == Biome::ocean->id ||
                    _w == Biome::ocean->id || _s == Biome::ocean->id ||
                    _n == Biome::deepOcean->id || _e == Biome::deepOcean->id ||
                    _w == Biome::deepOcean->id || _s == Biome::deepOcean->id)
                    result[x + y * w] = Biome::mushroomIslandShore->id;
                else
                    result[x + y * w] = old;
            }
            else if (old != Biome::ocean->id && old != Biome::deepOcean->id &&
                     old != Biome::river->id && old != Biome::swampland->id &&
                     old != Biome::extremeHills->id)
            {
                if (_n == Biome::ocean->id || _e == Biome::ocean->id ||
                    _w == Biome::ocean->id || _s == Biome::ocean->id ||
                    _n == Biome::deepOcean->id || _e == Biome::deepOcean->id ||
                    _w == Biome::deepOcean->id || _s == Biome::deepOcean->id)
                {
                    if (old == Biome::taiga->id || old == Biome::taigaHills->id ||
                        old == Biome::megaTaiga->id || old == Biome::megaTaigaHills->id ||
                        old == Biome::coldTaiga->id || old == Biome::coldTaigaHills->id)
                        result[x + y * w] = Biome::coldBeach->id;
                    else
                        result[x + y * w] = Biome::beaches->id;
                }
                else
                    result[x + y * w] = old;
            }
            else if (old == Biome::extremeHills->id)
            {
                if (_n != Biome::extremeHills->id || _e != Biome::extremeHills->id ||
                    _w != Biome::extremeHills->id || _s != Biome::extremeHills->id)
                    result[x + y * w] = Biome::smallerExtremeHills->id;
                else
                    result[x + y * w] = old;
            }
            else
            {
                result[x + y * w] = old;
            }
        }
    }
    return result;
}