public bool CanBeConnectedAndSpawned(TileConnector myConnector, TileConnector otherConnector, out BareTransform targetTransform)
{
Debug.Assert(connectors.Contains(myConnector));
var bounds = this.physicalBounds;
// Allow for marginal overlap
const float minExtent = 0.5f;
bounds.extents = new Vector3
{
x = Mathf.Max(minExtent, bounds.extents.x - 0.5f),
y = Mathf.Max(minExtent, bounds.extents.y - 0.5f),
z = Mathf.Max(minExtent, bounds.extents.z - 0.5f)
};
var matchTransform = GetTransformToMatch(myConnector, otherConnector);
// We check against rotated AABB - this can further optimized
// for OBB or split into checks for multiple children colliders
if (Physics.OverlapBox(matchTransform.position, bounds.extents, matchTransform.rotation)
.Where(col => col.transform.root.GetInstanceID() != otherConnector.transform.root.GetInstanceID())
.Count() <= 0)
{
targetTransform.position = matchTransform.position;
targetTransform.rotation = matchTransform.rotation;
return(true);
}
else
{
targetTransform.position = Vector3.zero;
targetTransform.rotation = Quaternion.identity;
return(false);
}
}
void Reset()
{
m_tile = GetComponentInParent <Tile>();
m_state = State.Open;
var conn = m_connection;
m_connection = null;
if (conn)
{
conn.Reset();
}
}
public override void BuildBeforeNavMesh(Vector3 origin)
{
GameObject startTile = SpawnTile(startingTile, origin, startingTile.transform.rotation);
var openConnectors = new List <TileConnector>(startTile.GetComponentsInChildren <TileConnector>());
if (openConnectors.Count == 0)
{
Debug.LogWarning("Starting tile doesn't have any MapTileConnector objects!");
}
for (int i = 0; i < iterationCount; ++i)
{
var nextOpenConnectors = new List <TileConnector>();
foreach (var openConnector in openConnectors)
{
// Pick a fitting tile
Tile spawnedTile = null;
var shuffledTiles = new List <Tile>(tileSet.Select(obj => obj.GetComponent <Tile>()).Shuffle());
foreach (Tile prefabTile in shuffledTiles)
{
BareTransform targetTransform = new BareTransform();
TileConnector myConnector = null;
if (prefabTile.connectors.Any(conn =>
{
return(prefabTile.CanBeConnectedAndSpawned(conn, openConnector, out targetTransform) && (myConnector = conn));
}))
{
spawnedTile = SpawnTile(prefabTile.gameObject, targetTransform.position, targetTransform.rotation).GetComponent <Tile>();
int connectorIndex = System.Array.IndexOf(prefabTile.connectors, myConnector);
openConnector.Connect(spawnedTile.connectors[connectorIndex]);
nextOpenConnectors.AddRange(spawnedTile.connectors.Where(conn => conn.state == TileConnector.State.Open));
break;
}
}
// No tile fits, mark this connector as rejected
if (!spawnedTile)
{
openConnector.Reject();
}
}
openConnectors = nextOpenConnectors;
}
}
public BareTransform GetTransformToMatch(TileConnector mine, TileConnector target)
{
Debug.Assert(connectors.Contains(mine));
// Calculate rotation of parent tile around child connector to match other connector's rotation
var matchingRotation = Quaternion.LookRotation(-target.transform.forward, target.transform.up);
Vector3 connectorToTileOffset = this.transform.position - mine.transform.position;
Quaternion matchRotate = matchingRotation * Quaternion.Inverse(mine.transform.rotation);
Vector3 rotatedRootWorldOffset = matchRotate * connectorToTileOffset;
// Use local rotated tile offset from connector to calculate tile world position from target connector
return(new BareTransform
{
position = target.transform.position + rotatedRootWorldOffset,
rotation = matchRotate * this.transform.rotation,
});
}
public override void BuildBeforeNavMesh(Vector3 origin)
{
arenaOrigin = origin;
SpawnAuxiliaryObject(spawnPoint, origin, Quaternion.identity);
var originTile = SpawnTile(PickRandomTile(), origin, Quaternion.identity);
var openConnectors = new List <TileConnector>(originTile.GetComponent <Tile>().connectors);
while (openConnectors.Count > 0)
{
var nextOpenConnectors = new List <TileConnector>();
foreach (var openConnector in openConnectors)
{
// Discard on tile level, not only on connector level
if (!ShouldProcessGeneration(origin, openConnector.transform.position))
{
continue;
}
Tile spawnedTile = null;
var shuffledTiles = new List <Tile>(tileSet.Select(obj => obj.GetComponent <Tile>()).Shuffle());
foreach (Tile prefabTile in shuffledTiles)
{
BareTransform targetTransform = new BareTransform();
TileConnector myConnector = null;
if (prefabTile.connectors.Any(conn =>
{
return(prefabTile.CanBeConnectedAndSpawned(conn, openConnector, out targetTransform) && (myConnector = conn));
}))
{
spawnedTile = SpawnTile(prefabTile.gameObject, targetTransform.position, targetTransform.rotation).GetComponent <Tile>();
int connectorIndex = Array.IndexOf(prefabTile.connectors, myConnector);
openConnector.Connect(spawnedTile.connectors[connectorIndex]);
if (ShouldProcessGeneration(origin, spawnedTile.transform.position))
{
nextOpenConnectors.AddRange(spawnedTile.connectors.Where(conn => conn.state == TileConnector.State.Open));
}
break;
}
}
// No tile fits, mark this connector as rejected
if (!spawnedTile)
{
openConnector.Reject();
}
}
openConnectors = nextOpenConnectors;
}
BuildWalls();
#if UNITY_EDITOR
DebugColorTiles();
#endif
}
public void Connect(TileConnector other)
{
m_state = other.m_state = State.Connected;
m_connection = other;
other.m_connection = this;
}