NodeGraph BakeVoxelAirNodes(Transform world, List <NavMeshBuildSource> sources)
{
var colliders = new Collider[128];
var mesh = new Mesh();
var nodeMap = new Dictionary <uint3, (Voxel_t, Node)>();
var meshFilters = world.GetComponentsInChildren <MeshFilter>().Where(mf => mf.gameObject.layer == LayerIndex.world.intVal).ToArray();
Log("Mesh location");
var combine = new CombineInstance[meshFilters.Length];
for (int i = 0; i < meshFilters.Length; i++)
{
combine[i].mesh = meshFilters[i].sharedMesh;
combine[i].transform = meshFilters[i].transform.localToWorldMatrix;
}
mesh.CombineMeshes(combine);
mesh.RecalculateBounds();
Log("Mesh combination");
var gpuVoxelData = GPUVoxelizer.Voxelize(VoxelizerShader, mesh, (int)Resolution, true);
GPUVoxelizer.BuildBetterVoxels(VoxelizerShader, gpuVoxelData);
var voxels = gpuVoxelData.GetData();
Log("Voxelization");
DestroyImmediate(mesh);
CollectNodes(colliders, nodeMap, voxels);
var nodeNeighbors = new Dictionary <uint3, List <uint3> >();
var removedIds = new List <uint3>();
var remapIds = new Dictionary <uint3, uint3>();
(Voxel_t voxel, Node node)[] pairs = nodeMap.Values.ToArray();
