private static bool CheckForAndMakePipeHallway(Room previousRoom, Room newRoom)
{
Dictionary<string, Room> horizontallySortedRooms = SortRoomsByAxis("x", previousRoom,
newRoom);
Dictionary<string, Room> verticallySortedRooms = SortRoomsByAxis("y", previousRoom,
newRoom);
// Check for and create a vertically oriented tunnel.
if (horizontallySortedRooms["farthest"].topLeft.x <=
horizontallySortedRooms["closest"].bottomRight.x - 2) {
int x = horizontallySortedRooms["farthest"].topLeft.x + 1;
int startY = verticallySortedRooms["closest"].bottomRight.y;
int stopY = verticallySortedRooms["farthest"].bottomRight.y;
CreateVerticalTunnel(startY, stopY, x);
return true;
}
// Check for and create a horizontally oriented tunnel.
if (verticallySortedRooms["farthest"].topLeft.y <=
verticallySortedRooms["closest"].bottomRight.y - 2) {
int y = verticallySortedRooms["farthest"].topLeft.y + 1;
int startX = horizontallySortedRooms["closest"].bottomRight.x;
int stopX = horizontallySortedRooms["farthest"].topLeft.x;
CreateHorizontalTunnel(startX, stopX, y);
return true;
}
return false;
}
public static void MakeHallways(List<List<int>> dungeonLayout, Room previousRoom,
Room newRoom)
{
DungeonLayout = dungeonLayout;
if (CheckForAndMakePipeHallway(previousRoom, newRoom)) {
return;
}
MakeRightAngleHallways(previousRoom, newRoom);
}
/// <summary>
/// Class constructor.</summary>
/// <param name="chunkArray">A two-dimensional list of the ints that serve as lookup keys
/// for the chunks that store the map.</param>
/// <param name="act">The act of the game this map was generated in.</param>
/// <param name="firstRoom">The first room generated in this map. Used for the players
/// initial X/Y placement on this floor.</param>
/// <param name="lastRoom">The last room generated in this map. Used to place the stairs
/// down to a new floor.</param>
/// <param name="chunkDictionary">A dictionary that stores the chunks that make up the map.
/// Keys are the ints found in the map</param>
public Map(int act, Room firstRoom, Room lastRoom, List<List<int>> chunkArray,
Dictionary<int, Chunk> chunkDictionary)
{
this.chunkArray = chunkArray;
this.act = act;
this.firstRoom = firstRoom;
this.lastRoom = lastRoom;
this.chunkDictionary = chunkDictionary;
}
/// <summary>
/// Updates all tiles in a room to match it's style.</summary>
/// <param name="room">The room to be retiled.</param>
private static void RoomTiler(Room room)
{
// For each tile in the room randomly select a tile from the list for the room style
// and apply it.
Dictionary<Range, int> tileDict = MapParser.GetTilerDict(Act, room.style);
Coord topLeft = room.topLeft;
Coord bottomRight = room.bottomRight;
for (int x = topLeft.x + 1; x <= bottomRight.x - 1; x++)
for (int y = topLeft.y + 1; y <= bottomRight.y - 1; y++) {
int tileSelection = RNG.Next(1, 100);
foreach (KeyValuePair<Range, int> kvp in tileDict)
if (kvp.Key.IsInRange(tileSelection))
DungeonLayout[x][y] = kvp.Value;
}
// Place the north and south walls of the room.
for (int x = topLeft.x; x <= bottomRight.x; x++) {
DungeonLayout[x][topLeft.y] = 0;
DungeonLayout[x][bottomRight.y] = 0;
}
// Place the eastAmplitude and west walls of the room.
for (int y = topLeft.y; y <= Math.Abs(bottomRight.y); y++) {
DungeonLayout[topLeft.x][y] = 0;
DungeonLayout[bottomRight.x][y] = 0;
}
}
/// <summary>
/// Selects a style for a room.
/// </summary>
/// <param name="room">The room to be styled.</param>
private static void RoomStyler(Room room)
{
//Chooses a room style by comparing a random float to a styles dict.
int styleSelection = RNG.Next(0, 100);
Dictionary<Range, string> roomStyles = MapParser.GetPotentialRoomStyles(Act);
foreach (KeyValuePair<Range, string> kvp in roomStyles)
if (kvp.Key.IsInRange(styleSelection)) {
room.style = kvp.Value;
return;
}
}
/// <summary>
/// Places appropriate furniture into a room based on its style.</summary>
/// <param name="room">The room to be furnished.</param>
private static void RoomFurnisher(Room room)
{
/* TODO: Implement RoomFurnisher.
Based on the generatedRooms style and that styles rule set creates and decorates a
room with objects. Calls parser to generate the room styles decoration dict and
based on the rule set for the room style add objects and update tiles
*/
}
/// <summary>
/// Creates and furnishes a randomly generated room.</summary>
/// <returns>Returns a finished room.</returns>
private static Room RoomBuilder(List<Room> generatedRooms, bool allowIntersections = false)
{
// Choose a random roomWidth and height based on values from the parser.
Range potentialRoomWidth = MapParser.GetPotentialRoomDimension(Act, "width");
Range potentialRoomHeight = MapParser.GetPotentialRoomDimension(Act, "height");
int roomWidth = RNG.Next((int)potentialRoomWidth.min, (int)potentialRoomWidth.max + 1);
int roomHeight = RNG.Next((int)potentialRoomHeight.min, (int)potentialRoomHeight.max + 1);
// Choose a random position inside the maps boundaries and create the room there.
var mapDimensions = new Range(DungeonLayout.Count - 1, DungeonLayout[0].Count - 1);
int roomPosX = RNG.Next(0, (int)mapDimensions.min - roomWidth + 1);
int roomPosY = RNG.Next(0, (int)mapDimensions.max - roomHeight + 1);
var newRoom = new Room(roomPosX, roomPosY, roomWidth, roomHeight);
// Run through the other generatedRooms and see if they Intersect with this one
if (!allowIntersections) {
foreach (Room otherRoom in generatedRooms)
// If this room intersects, discard it.
if (newRoom.Intersect(otherRoom))
return null;
}
RoomStyler(newRoom);
RoomTiler(newRoom);
RoomFurnisher(newRoom);
return newRoom;
}
/// <summary>
/// Determines if this room intersects with another.</summary>
/// <param name="other">The room you are testing for intersection with.</param>
/// <returns>True or false.</returns>
public bool Intersect(Room other)
{
return ((this.topLeft.x <= other.bottomRight.x) && (this.bottomRight.x >= other.topLeft.x) &&
(this.topLeft.y <= other.bottomRight.y) && (this.bottomRight.y >= other.topLeft.y));
}
private static Dictionary<string, Room> SortRoomsByAxis(string axis, Room room1,
Room room2)
{
int r1XY;
int r2XY;
Room closest;
Room farthest;
if (axis == "x") {
r1XY = room1.center.x;
r2XY = room2.center.x;
}
else {
r1XY = room1.center.y;
r2XY = room2.center.y;
}
if (r1XY < r2XY) {
closest = room1;
farthest = room2;
}
else {
closest = room2;
farthest = room1;
}
return new Dictionary<string, Room>() {
{"closest", closest},
{"farthest", farthest}
};
}
private static void MakeRightAngleHallways(Room previousRoom, Room newRoom)
{
Dictionary<string, Room> horizontallySortedRooms = SortRoomsByAxis("x", previousRoom,
newRoom);
Dictionary<string, Room> verticallySortedRooms = SortRoomsByAxis("y", previousRoom,
newRoom);
// Flip a coin to decide hallway tunneling pattern.
if (rng.Next(0, 2) == 0) {
//First move horizontally, then vertically
int horizontalStartX = horizontallySortedRooms["closest"].bottomRight.x;
int horizontalStopX = horizontallySortedRooms["farthest"].center.x + 1;
int horizontalY = horizontallySortedRooms["closest"].center.y;
CreateHorizontalTunnel(horizontalStartX, horizontalStopX, horizontalY);
int verticalStartY;
int verticalStopY;
string sideToCap;
if (horizontallySortedRooms["closest"].center.y <= verticallySortedRooms["closest"].center.y) {
verticalStartY = horizontalY + 1;
verticalStopY = verticallySortedRooms["farthest"].topLeft.y;
sideToCap = "top";
}
else {
verticalStartY = verticallySortedRooms["closest"].bottomRight.y;
verticalStopY = horizontalY - 1;
sideToCap = "bottom";
}
CreateVerticalTunnel(verticalStartY, verticalStopY, horizontalStopX, true, sideToCap);
}
else {
// First move vertically, then horizontally
int verticalStartY = verticallySortedRooms["closest"].bottomRight.y;
int verticalStopY = verticallySortedRooms["farthest"].center.y + 1;
int verticalX = verticallySortedRooms["closest"].center.x;
CreateVerticalTunnel(verticalStartY, verticalStopY, verticalX);
int horizontalStartX;
int horizontalStopX;
string sideToCap;
if (verticallySortedRooms["closest"].center.x <= horizontallySortedRooms["closest"].center.x) {
horizontalStartX = verticalX + 1;
horizontalStopX = horizontallySortedRooms["farthest"].topLeft.x;
sideToCap = "left";
}
else {
horizontalStartX = horizontallySortedRooms["closest"].bottomRight.x;
horizontalStopX = verticalX - 1;
sideToCap = "right";
}
CreateHorizontalTunnel(horizontalStartX, horizontalStopX, verticalStopY, true, sideToCap);
}
}
