C++ (Cpp) IsRailTile示例

示例#1

文件： script_rail.cpp 项目： benjeffery/openttd

/* static */ uint ScriptRail::GetRailTracks(TileIndex tile)
{
	if (!IsRailTile(tile)) return RAILTRACK_INVALID;

	if (IsRailStationTile(tile) || IsRailWaypointTile(tile)) return ::TrackToTrackBits(::GetRailStationTrack(tile));
	if (IsLevelCrossingTile(tile)) return ::GetCrossingRailBits(tile);
	if (IsRailDepotTile(tile)) return ::TRACK_BIT_NONE;
	return ::GetTrackBits(tile);
}

示例#2

文件： ai_rail.cpp 项目： xmirakulix/openttd-xmix

/* static */ bool AIRail::BuildRailWaypoint(TileIndex tile)
{
	EnforcePrecondition(false, ::IsValidTile(tile));
	EnforcePrecondition(false, IsRailTile(tile));
	EnforcePrecondition(false, GetRailTracks(tile) == RAILTRACK_NE_SW || GetRailTracks(tile) == RAILTRACK_NW_SE);
	EnforcePrecondition(false, IsRailTypeAvailable(GetCurrentRailType()));

	return AIObject::DoCommand(tile, GetCurrentRailType() | (GetRailTracks(tile) == RAILTRACK_NE_SW ? AXIS_X : AXIS_Y) << 4 | 1 << 8 | 1 << 16, STAT_CLASS_WAYP | INVALID_STATION << 16, CMD_BUILD_RAIL_WAYPOINT);
}

示例#3

文件： script_rail.cpp 项目： benjeffery/openttd

/* static */ bool ScriptRail::AreTilesConnected(TileIndex from, TileIndex tile, TileIndex to)
{
	if (!IsRailTile(tile)) return false;
	if (from == to || ScriptMap::DistanceManhattan(from, tile) != 1 || ScriptMap::DistanceManhattan(tile, to) != 1) return false;

	if (to < from) ::Swap(from, to);

	if (tile - from == 1) {
		if (to - tile == 1) return (GetRailTracks(tile) & RAILTRACK_NE_SW) != 0;
		if (to - tile == ::MapSizeX()) return (GetRailTracks(tile) & RAILTRACK_NE_SE) != 0;
	} else if (tile - from == ::MapSizeX()) {
		if (tile - to == 1) return (GetRailTracks(tile) & RAILTRACK_NW_NE) != 0;
		if (to - tile == 1) return (GetRailTracks(tile) & RAILTRACK_NW_SW) != 0;
		if (to - tile == ::MapSizeX()) return (GetRailTracks(tile) & RAILTRACK_NW_SE) != 0;
	} else {
		return (GetRailTracks(tile) & RAILTRACK_SW_SE) != 0;
	}

	NOT_REACHED();
}