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feat(world-gen): integrate CaveCarver into WorldGenerator.Generate

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MDietermann
2026-06-01 15:43:32 +02:00
parent 645fd00868
commit 9410fee78b
4 changed files with 39 additions and 6 deletions
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33
VoxelEngine.Tests/WorldGen/WorldGeneratorTests.cs
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@@ -1,4 +1,5 @@
using OpenTK.Mathematics;
using VoxelEngine.Core;
using VoxelEngine.World.Blocks;
using VoxelEngine.World.Chunk;
using VoxelEngine.World.WorldGen;
@@ -58,8 +59,8 @@ public class WorldGeneratorTests
[Fact]
public void Generate_IsDeterministic()
{
var gen1 = new WorldGenerator(99, Blocks);
var gen2 = new WorldGenerator(99, Blocks);
var gen1 = new WorldGenerator(99, Blocks, new Configuration());
var gen2 = new WorldGenerator(99, Blocks, new Configuration());
Chunk a = gen1.Generate(new Vector3i(0, 4, 0));
Chunk b = gen2.Generate(new Vector3i(0, 4, 0));
for (int x = 0; x < Chunk.Size; x++)
@@ -67,4 +68,32 @@ public class WorldGeneratorTests
for (int z = 0; z < Chunk.Size; z++)
Assert.Equal(a[x, y, z], b[x, y, z]);
}
[Fact]
public void Generate_AppliesCaves_ProducesAirVoxelsBelowSurface()
{
var gen = new WorldGenerator(seed: 12345, Blocks, new Configuration());
// A chunk well below typical surface height — guaranteed mostly stone before carving.
Chunk c = gen.Generate(new Vector3i(0, 1, 0)); // worldY = 16..31
int airCount = 0;
for (int x = 0; x < Chunk.Size; x++)
for (int y = 0; y < Chunk.Size; y++)
for (int z = 0; z < Chunk.Size; z++)
if (c[x, y, z] == Blocks.Air.Id) airCount++;
Assert.True(airCount > 0,
"Deep chunk had zero air voxels after generation — caves not running?");
}
[Fact]
public void Generate_PreservesBedrockFloor_Y0_IsStone()
{
var gen = new WorldGenerator(seed: 12345, Blocks, new Configuration());
Chunk c = gen.Generate(new Vector3i(0, 0, 0)); // worldY = 0..15
for (int x = 0; x < Chunk.Size; x++)
for (int z = 0; z < Chunk.Size; z++)
Assert.Equal(Blocks.Stone.Id, c[x, 0, z]);
}
}