Function GetTileTrackStatus_Water

src/water_cmd.cpp:1359–1384

}

static TrackStatus GetTileTrackStatus_Water(TileIndex tile, TransportType mode, uint, DiagDirection)
{
	static const TrackBits coast_tracks[] = {TRACK_BIT_NONE, TRACK_BIT_RIGHT, TRACK_BIT_UPPER, TRACK_BIT_NONE, TRACK_BIT_LEFT, TRACK_BIT_NONE, TRACK_BIT_NONE,
		TRACK_BIT_NONE, TRACK_BIT_LOWER, TRACK_BIT_NONE, TRACK_BIT_NONE, TRACK_BIT_NONE, TRACK_BIT_NONE, TRACK_BIT_NONE, TRACK_BIT_NONE, TRACK_BIT_NONE};

	TrackBits ts;

	if (mode != TRANSPORT_WATER) return 0;

	switch (GetWaterTileType(tile)) {
		case WaterTileType::Clear: ts = IsTileFlat(tile) ? TRACK_BIT_ALL : TRACK_BIT_NONE; break;
		case WaterTileType::Coast: ts = coast_tracks[GetTileSlope(tile) & 0xF]; break;
		case WaterTileType::Lock:  ts = DiagDirToDiagTrackBits(GetLockDirection(tile)); break;
		case WaterTileType::Depot: ts = AxisToTrackBits(GetShipDepotAxis(tile)); break;
		default: return 0;
	}
	if (TileX(tile) == 0) {
		/* NE border: remove tracks that connects NE tile edge */
		ts &= ~(TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT);
	}
	if (TileY(tile) == 0) {
		/* NW border: remove tracks that connects NW tile edge */
		ts &= ~(TRACK_BIT_Y | TRACK_BIT_LEFT | TRACK_BIT_UPPER);
	}
	return CombineTrackStatus(TrackBitsToTrackdirBits(ts), TRACKDIR_BIT_NONE);
}

static bool ClickTile_Water(TileIndex tile)
{