private void Generate() { EditorApplication.update -= Generate; noise = noiseRef.Value; terrain = ParamsToTerrainStruct(); chunksPerAxis = chunksAxis; var chunkHolder = new GameObject("ChunkHolder").transform; meshes = new Mesh[(chunksAxis.x * 2 + 1) * (chunksAxis.y * 2 + 1) * (chunksAxis.z * 2 + 1)]; for (int i = 0; i < meshes.Length; i++) { var go = new GameObject($"Chunk {i}"); go.layer = LayerMask.NameToLayer("Terrain"); go.tag = "Terrain"; go.transform.SetParent(chunkHolder); var renderer = go.AddComponent<MeshRenderer>(); renderer.sharedMaterial = material; var filter = go.AddComponent<MeshFilter>(); filter.sharedMesh = new Mesh(); meshes[i] = filter.sharedMesh; meshes[i].indexFormat = UnityEngine.Rendering.IndexFormat.UInt32; } tables = MarchingTables.CreateBlobAssetReference(Unity.Collections.Allocator.Temp); int idx = 0; Vector3Int xyz = Vector3Int.zero; for (xyz.x = -chunksAxis.x; xyz.x <= chunksAxis.x; xyz.x++) for (xyz.y = -chunksAxis.y; xyz.y <= chunksAxis.y; xyz.y++) for (xyz.z = -chunksAxis.z; xyz.z <= chunksAxis.z; xyz.z++) March(int3(xyz.x, xyz.y, xyz.z), meshes[idx++]); tables.Dispose(); }
protected override void OnCreate() { base.OnCreate(); ecbSystem = World.GetOrCreateSystem <BeginSimulationEntityCommandBufferSystem>(); marchingTablesPtr = MarchingTables.CreateBlobAssetReference(); var disabledDirtyChunks = new EntityQueryDesc { All = new ComponentType[] { ComponentType.ReadOnly <MarchingChunk>(), ComponentType.ReadOnly <DirtyChunkTag>(), ComponentType.ReadOnly <Disabled>() } }; var enabledDirtyChunks = new EntityQueryDesc { All = new ComponentType[] { ComponentType.ReadOnly <MarchingChunk>(), ComponentType.ReadOnly <DirtyChunkTag>(), }, None = new ComponentType[] { ComponentType.ReadOnly <Disabled>() } }; query = GetEntityQuery(disabledDirtyChunks, enabledDirtyChunks); }
private static void Initialize(ref MarchingTables root, BlobBuilder builder) { builder.Allocate(ref root.CubeCorners, 8); builder.Construct(ref root.CubeCorners, new int3[] { new int3(0, 0, 0), new int3(1, 0, 0), new int3(1, 0, 1), new int3(0, 0, 1), new int3(0, 1, 0), new int3(1, 1, 0), new int3(1, 1, 1), new int3(0, 1, 1) }); builder.Allocate(ref root.EdgeConnections, 12); builder.Construct(ref root.EdgeConnections, new int2[] { new int2(0, 1), new int2(1, 2), new int2(2, 3), new int2(3, 0), new int2(4, 5), new int2(5, 6), new int2(6, 7), new int2(7, 4), new int2(0, 4), new int2(1, 5), new int2(2, 6), new int2(3, 7) }); builder.Allocate(ref root.TriangulationTable, 256 * 16); builder.Construct(ref root.TriangulationTable, new int[] { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 8, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 1, 9, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 1, 8, 3, 9, 8, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 1, 2, 10, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 8, 3, 1, 2, 10, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 9, 2, 10, 0, 2, 9, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 2, 8, 3, 2, 10, 8, 10, 9, 8, -1, -1, -1, -1, -1, -1, -1, 3, 11, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 11, 2, 8, 11, 0, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 1, 9, 0, 2, 3, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 1, 11, 2, 1, 9, 11, 9, 8, 11, -1, -1, -1, -1, -1, -1, -1, 3, 10, 1, 11, 10, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 10, 1, 0, 8, 10, 8, 11, 10, -1, -1, -1, -1, -1, -1, -1, 3, 9, 0, 3, 11, 9, 11, 10, 9, -1, -1, -1, -1, -1, -1, -1, 9, 8, 10, 10, 8, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 4, 7, 8, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 4, 3, 0, 7, 3, 4, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 1, 9, 8, 4, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 4, 1, 9, 4, 7, 1, 7, 3, 1, -1, -1, -1, -1, -1, -1, -1, 1, 2, 10, 8, 4, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 3, 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