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