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feat: add Plains/Desert/Mountains/Forest biomes and registry

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MDietermann
2026-05-31 21:56:55 +02:00
parent 294f3b82ef
commit 589904beec
6 changed files with 173 additions and 0 deletions
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25
World/WorldGen/Biomes/DesertBiome.cs Normal file
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using VoxelEngine.World.Blocks;
namespace VoxelEngine.World.WorldGen.Biomes;
public sealed class DesertBiome : IBiome
{
private readonly FastNoiseLite _detail;
public string Name => "Desert";
public SurfacePalette Surface { get; }
public DesertBiome(int seed, BlockRegistry blocks)
{
this._detail = new FastNoiseLite(seed + 101);
this._detail.SetNoiseType(FastNoiseLite.NoiseType.OpenSimplex2);
this._detail.SetFrequency(0.015f);
this.Surface = new SurfacePalette(blocks.Sand, blocks.Sand, blocks.Stone);
}
public float SampleHeight(NoiseSource noise, float worldX, float worldZ)
=> WorldConstants.SeaLevel + 4f * noise.Continent(worldX, worldZ)
+ 1.5f * this._detail.GetNoise(worldX, worldZ);
public IBlock TopBlock(int worldY) => this.Surface.Top;
}

25
World/WorldGen/Biomes/ForestBiome.cs Normal file
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using VoxelEngine.World.Blocks;
namespace VoxelEngine.World.WorldGen.Biomes;
public sealed class ForestBiome : IBiome
{
private readonly FastNoiseLite _detail;
public string Name => "Forest";
public SurfacePalette Surface { get; }
public ForestBiome(int seed, BlockRegistry blocks)
{
this._detail = new FastNoiseLite(seed + 103);
this._detail.SetNoiseType(FastNoiseLite.NoiseType.OpenSimplex2);
this._detail.SetFrequency(0.03f);
this.Surface = new SurfacePalette(blocks.Grass, blocks.Dirt, blocks.Stone);
}
public float SampleHeight(NoiseSource noise, float worldX, float worldZ)
=> WorldConstants.SeaLevel + 6f * noise.Continent(worldX, worldZ)
+ 4f * this._detail.GetNoise(worldX, worldZ);
public IBlock TopBlock(int worldY) => this.Surface.Top;
}

32
World/WorldGen/Biomes/MountainsBiome.cs Normal file
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using VoxelEngine.World.Blocks;
namespace VoxelEngine.World.WorldGen.Biomes;
public sealed class MountainsBiome : IBiome
{
private const int SnowLine = 96;
private readonly FastNoiseLite _ridged;
private readonly IBlock _stone;
private readonly IBlock _snow;
public string Name => "Mountains";
public SurfacePalette Surface { get; }
public MountainsBiome(int seed, BlockRegistry blocks)
{
this._ridged = new FastNoiseLite(seed + 102);
this._ridged.SetNoiseType(FastNoiseLite.NoiseType.OpenSimplex2);
this._ridged.SetFractalType(FastNoiseLite.FractalType.Ridged);
this._ridged.SetFractalOctaves(4);
this._ridged.SetFrequency(0.01f);
this._stone = blocks.Stone;
this._snow = blocks.Snow;
this.Surface = new SurfacePalette(blocks.Stone, blocks.Stone, blocks.Stone);
}
public float SampleHeight(NoiseSource noise, float worldX, float worldZ)
=> WorldConstants.SeaLevel + 10f * noise.Continent(worldX, worldZ)
+ 45f * this._ridged.GetNoise(worldX, worldZ);
public IBlock TopBlock(int worldY) => worldY >= MountainsBiome.SnowLine ? this._snow : this._stone;
}

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World/WorldGen/Biomes/PlainsBiome.cs Normal file
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using VoxelEngine.World.Blocks;
namespace VoxelEngine.World.WorldGen.Biomes;
public sealed class PlainsBiome : IBiome
{
private readonly FastNoiseLite _detail;
public string Name => "Plains";
public SurfacePalette Surface { get; }
public PlainsBiome(int seed, BlockRegistry blocks)
{
this._detail = new FastNoiseLite(seed + 100);
this._detail.SetNoiseType(FastNoiseLite.NoiseType.OpenSimplex2);
this._detail.SetFrequency(0.02f);
this.Surface = new SurfacePalette(blocks.Grass, blocks.Dirt, blocks.Stone);
}
public float SampleHeight(NoiseSource noise, float worldX, float worldZ)
=> WorldConstants.SeaLevel + 6f * noise.Continent(worldX, worldZ)
+ 2f * this._detail.GetNoise(worldX, worldZ);
public IBlock TopBlock(int worldY) => this.Surface.Top;
}