public bool EnsureSurfaceAdded()
{
var navSystem = NavSystem;
if (navSystem == null)
{
return(false);
}
if (!navSystem.HasSurface(SurfaceId))
{
SurfaceControllerConfig config = new SurfaceControllerConfig
{
SurfaceId = SurfaceId,
BuildSettings = BuildSettings,
AgentSettings = AgentSettings,
BatchSize = BatchSize,
CrowdEnabled = CrowdEnabled,
GeometryFilter = GeometryFilter,
IncludeMask = UnityPhysicsHelper.LayerMaskToFilter(IncludeMask),
IncludeUnityPhysicsGeometry = IncludeUnityPhysicsGeometry
};
navSystem.SetSurface(config);
}
return(true);
}
public void SetSurface(SurfaceControllerConfig config)
{
RemoveSurface(config.SurfaceId);
if (!Surfaces.TryGetValue(config.SurfaceId, out SurfaceController surfaceManager))
{
surfaceManager = new SurfaceController(config, this);
Surfaces[config.SurfaceId] = surfaceManager;
OnSurfaceCreated?.Invoke(config.SurfaceId);
}
}
public SurfaceController(SurfaceControllerConfig config, AiNavSystem system)
{
Config = config;
AiNavSystem = system;
Builder = new NavMeshBuilder(Config.BuildSettings, Config.AgentSettings);
Colliders = new NativeList <PhysicsCollider>(Allocator.Persistent);
TilesToBuild = new NativeQueue <NavMeshTileBounds>(Allocator.Persistent);
BuildInputs = new NativeQueue <NavMeshBuildInput>(Allocator.Persistent);
CurrentTileStatus = new NativeArray <int>(1, Allocator.Persistent);
BoxFilters = new NativeList <BoxFilter>(Allocator.Persistent);
MeshSourceMap = new MeshSourceMap(Builder.BuildSettings);
TilesSavedStatus = new NativeArray <int>(1, Allocator.Persistent);
TilesHandle = GCHandle.Alloc(Tiles);
TilesPtr = GCHandle.ToIntPtr(TilesHandle);
RebuiltTilesHandle = GCHandle.Alloc(RebuiltTiles);
RebuiltTilesPtr = GCHandle.ToIntPtr(RebuiltTilesHandle);
NavMesh = new AiNavMesh(Builder.BuildSettings.TileSize, Builder.BuildSettings.CellSize);
bool loaded = NavMeshStoreSystem.Instance.LoadTiles(Config.SurfaceId, Tiles);
foreach (NavMeshTile tile in Tiles.Values)
{
NavMesh.AddOrReplaceTile(tile.Data);
}
if (Config.CrowdEnabled)
{
CrowdController = new CrowdController(NavMesh, this);
}
HandlesToWaitFor = new NativeList <JobHandle>(Allocator.Persistent);
SurfaceData.Load(this);
}