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feat(world-gen): implement noise-threshold cave pass

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MDietermann
2026-06-01 15:28:11 +02:00
parent 093b3deabf
commit 070bdfeac1
2 changed files with 109 additions and 1 deletions
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30
World/WorldGen/CaveCarver.cs
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@@ -28,6 +28,34 @@ public sealed class CaveCarver
public void Carve(VoxelChunk chunk, Vector3i chunkPos)
{
// Implemented in Tasks 5 and 6.
this.CarveNoiseCaves(chunk, chunkPos);
// Worm pass added in Task 6.
}
// Per-voxel 3D simplex threshold. Public for direct testability,
// matching the pattern of WorldGenerator.BlockAt.
public void CarveNoiseCaves(VoxelChunk chunk, Vector3i chunkPos)
{
int baseX = chunkPos.X * VoxelChunk.Size;
int baseY = chunkPos.Y * VoxelChunk.Size;
int baseZ = chunkPos.Z * VoxelChunk.Size;
for (int x = 0; x < VoxelChunk.Size; x++)
for (int y = 0; y < VoxelChunk.Size; y++)
for (int z = 0; z < VoxelChunk.Size; z++)
{
int worldY = baseY + y;
if (worldY <= 0) continue;
ushort id = chunk[x, y, z];
if (id == this._blocks.Air.Id) continue;
if (id == this._blocks.Water.Id) continue;
float density = this._caveNoise.GetNoise(baseX + x, worldY, baseZ + z);
if (density < this._cfg.CaveNoiseThreshold)
{
chunk[x, y, z] = this._blocks.Air.Id;
}
}
}
}