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Sen 2025-03-11 00:23:54 +01:00 • committed by Sen
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java/src/game/worldgen/ReplacerAltBiome.java Executable file
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package game.worldgen;
import game.biome.Biome;
import game.block.Block;
import game.init.Blocks;
import game.rng.NoiseGen;
import game.rng.OctaveGen;
import game.rng.Random;
import game.world.State;
import game.world.WorldServer;
public class ReplacerAltBiome implements BlockReplacer
{
private final NoiseGen altNoiseGen;
private final NoiseGen exclNoiseGen;
private final State filler;
private final State liquid;
private final State alt1;
private final State alt2;
private final Block block;
private final double alt2Noise[] = new double[256];
private final double alt1Noise[] = new double[256];
private final double exclNoise[] = new double[256];
// public ReplacerAltBiome(Random rand, GeneratorSettings settings)
// {
// this(rand, settings.farlands, Blocks.stone.getDefaultState(),
// settings.useLavaSeas ? Blocks.lava.getDefaultState() : Blocks.water.getDefaultState(),
// Blocks.sand.getDefaultState(), Blocks.gravel.getDefaultState());
// }
// public ReplacerAltBiome(Dimension dim, Random rand)
// {
// this(rand, /* dim.hasFarLands(), */ dim.getFiller(), dim.getLiquid(), dim.getAltFiller2(), dim.getAltFiller1());
// }
public ReplacerAltBiome(Random rand, /* boolean farlands, */ State filler, State liquid, State alt1, State alt2)
{
this.altNoiseGen = /* farlands ? new OctaveGenOld(rand, 4) : */ new OctaveGen(rand, 4);
this.exclNoiseGen = /* farlands ? new OctaveGenOld(rand, 4) : */ new OctaveGen(rand, 4);
this.filler = filler;
this.liquid = liquid;
this.alt1 = alt1;
this.alt2 = alt2;
this.block = filler.getBlock();
}
public void replaceBlocks(WorldServer world, int x, int z, ChunkPrimer primer, Random rand, Biome[] biomes)
{
int seaLevel = world.getSeaLevel();
double scale = 0.03125D;
this.altNoiseGen.generate( this.alt2Noise , x * 16, 0 /*.0D */ , z * 16, 16, 1, 16, scale, 1.0D, scale);
this.altNoiseGen.generate(this.alt1Noise, z * 16, 109 /*.0134D */, x * 16, 16, 1, 16, scale, 1.0D, scale);
this.exclNoiseGen.generate( this.exclNoise , x * 16, 0 /*.0D */ , z * 16, 16, 1, 16, scale * 2D, scale * 2D, scale * 2D);
for(int pz = 0; pz < 16; pz++)
{
for(int px = 0; px < 16; px++)
{
Biome biome = biomes[pz * 16 + px];
boolean alt2 = this.alt2Noise[pz + px * 16] + rand.doublev() * 0.20000000000000001D > 0.0D;
boolean alt1 = this.alt1Noise[px + pz * 16] + rand.doublev() * 0.20000000000000001D > 3D;
int excl = (int)(this.exclNoise[pz + px * 16] / 3D + 3D + rand.doublev() * 0.25D);
int rockHeight = -1;
State topBlock = biome.topBlock;
State fillerBlock = biome.fillerBlock;
for(int py = primer.height - 1; py >= 0; py--)
{
Block currentBlock = primer.get(px, py, pz).getBlock();
if(currentBlock == Blocks.air)
{
rockHeight = -1;
continue;
}
if(currentBlock != this.block)
{
continue;
}
if(rockHeight == -1)
{
if(excl <= 0)
{
topBlock = Blocks.air.getState();
fillerBlock = this.filler;
} else
if(py >= seaLevel - 4 && py <= seaLevel + 1)
{
topBlock = biome.topBlock;
fillerBlock = biome.fillerBlock;
if(alt1)
{
topBlock = Blocks.air.getState();
}
if(alt1)
{
fillerBlock = this.alt2;
}
if(alt2)
{
topBlock = this.alt1;
}
if(alt2)
{
fillerBlock = this.alt1;
}
}
if(py < seaLevel && topBlock.getBlock() == Blocks.air)
{
topBlock = this.liquid;
}
rockHeight = excl;
if(py >= seaLevel - 1)
{
primer.set(px, py, pz, topBlock);
} else
{
primer.set(px, py, pz, fillerBlock);
}
continue;
}
if(rockHeight > 0)
{
rockHeight--;
primer.set(px, py, pz, fillerBlock);
}
}
}
}
}
}