Bigger and deeper dungeons.

bernardosulzbach · Oct 12, 2015 · ca1a0e2 · ca1a0e2
1 parent 03021d1
commit ca1a0e2
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Showing 4 changed files with 161 additions and 16 deletions.
diff --git a/src/main/java/org/dungeon/game/DungeonCreator.java b/src/main/java/org/dungeon/game/DungeonCreator.java
@@ -18,6 +18,8 @@
 package org.dungeon.game;
 
 import org.dungeon.game.LocationPreset.Type;
+import org.dungeon.logging.DungeonLogger;
+import org.dungeon.util.Percentage;
 
 import org.jetbrains.annotations.NotNull;
 
@@ -29,7 +31,14 @@
  */
 class DungeonCreator implements Serializable {
 
-  private static final MinimumBoundingRectangle minimumBoundingRectangle = new MinimumBoundingRectangle(1, 1);
+  private static final Percentage HORIZONTAL_EXPANSION_PROBABILITY = Percentage.fromString("50%");
+
+  /**
+   * It is of uttermost importance that we respect this rectangle.
+   *
+   * Currently a 5x1 So that we can make dungeons like this: R=R=R (where R is a room and = is a corridor).
+   */
+  private static final MinimumBoundingRectangle minimumBoundingRectangle = new MinimumBoundingRectangle(5, 1);
   private final DungeonDistributor distributor;
 
   public DungeonCreator(DungeonDistributor distributor) {
@@ -46,29 +55,106 @@ private static LocationPreset getRandomEntrancePreset() {
     return Random.select(entrancePresets);
   }
 
+  private static LocationPreset getRandomStairwayPreset() {
+    LocationPresetStore locationPresetStore = GameData.getLocationPresetStore();
+    List<LocationPreset> entrancePresets = locationPresetStore.getLocationPresetsByType(Type.DUNGEON_STAIRWAY);
+    return Random.select(entrancePresets);
+  }
+
+  private static LocationPreset getRandomRoomPreset() {
+    LocationPresetStore locationPresetStore = GameData.getLocationPresetStore();
+    List<LocationPreset> entrancePresets = locationPresetStore.getLocationPresetsByType(Type.DUNGEON_ROOM);
+    return Random.select(entrancePresets);
+  }
+
+  private static LocationPreset getRandomCorridorPreset() {
+    LocationPresetStore locationPresetStore = GameData.getLocationPresetStore();
+    List<LocationPreset> entrancePresets = locationPresetStore.getLocationPresetsByType(Type.DUNGEON_CORRIDOR);
+    return Random.select(entrancePresets);
+  }
+
   /**
    * Creates a dungeon placing the entrance at the specified point. The world should not have a location at the
    * specified point.
    */
   public void createDungeon(@NotNull World world, @NotNull Point entrance) {
-    createEntrance(world, entrance);
-    Location dungeonRoom = new Location(getRandomRoomPreset(), world);
-    world.addLocation(dungeonRoom, new Point(entrance, Direction.DOWN));
+    Point mainRoomPoint = createEntrance(world, entrance);
+    Location mainRoomLocation = createMainRoom(world, mainRoomPoint);
+    finishDungeon(world, mainRoomPoint, mainRoomLocation);
   }
 
-  private void createEntrance(@NotNull World world, @NotNull Point entrance) {
+  /**
+   * Creates the dungeon's entrance and the necessary stairways.
+   *
+   * Returns the point where the main dungeon room should be.
+   */
+  private Point createEntrance(@NotNull World world, @NotNull Point entrance) {
+    // The entrance.
     if (world.alreadyHasLocationAt(entrance)) {
       throw new IllegalStateException("world has location at the specified entrance.");
     }
     Location dungeonEntrance = new Location(getRandomEntrancePreset(), world);
     world.addLocation(dungeonEntrance, entrance);
     distributor.registerDungeonEntrance(entrance);
+    // The stairway.
+    Point stairwayPoint = new Point(entrance, Direction.DOWN);
+    // Note that all DUNGEON_STAIRWAY presets are blocked towards North, East, South, and West.
+    world.addLocation(new Location(getRandomStairwayPreset(), world), stairwayPoint);
+    return new Point(stairwayPoint, Direction.DOWN);
   }
 
-  private LocationPreset getRandomRoomPreset() {
-    LocationPresetStore locationPresetStore = GameData.getLocationPresetStore();
-    List<LocationPreset> entrancePresets = locationPresetStore.getLocationPresetsByType(Type.DUNGEON_ROOM);
-    return Random.select(entrancePresets);
+  @NotNull
+  private Location createMainRoom(@NotNull World world, Point mainRoomPoint) {
+    // Note that all DUNGEON_ROOM presets are open on all directions. It is up to the code to properly block them.
+    Location dungeonRoom = new Location(getRandomRoomPreset(), world);
+    dungeonRoom.getBlockedEntrances().block(Direction.NORTH);
+    dungeonRoom.getBlockedEntrances().block(Direction.DOWN);
+    dungeonRoom.getBlockedEntrances().block(Direction.SOUTH);
+    world.addLocation(dungeonRoom, mainRoomPoint); // The main room. All dungeons have one.
+    return dungeonRoom;
+  }
+
+  /**
+   * Finishes the dungeon by randomly deciding to expand it to the east and west.
+   *
+   * If this method does not make a corridor to east or west, it blocks that entrance in the main room to prevent
+   * glitches.
+   */
+  private void finishDungeon(@NotNull World world, Point mainRoomPoint, Location mainRoomLocation) {
+    // UPDATING THIS LOGIC MAY REQUIRE YOU TO UPDATE THE minimumBoundingRectangle variable.
+    if (Random.roll(HORIZONTAL_EXPANSION_PROBABILITY)) {
+      expandTowards(world, mainRoomPoint, Direction.EAST);
+    } else {
+      mainRoomLocation.getBlockedEntrances().block(Direction.EAST);
+    }
+    if (Random.roll(HORIZONTAL_EXPANSION_PROBABILITY)) {
+      expandTowards(world, mainRoomPoint, Direction.WEST);
+    } else {
+      mainRoomLocation.getBlockedEntrances().block(Direction.WEST);
+    }
+  }
+
+  private void expandTowards(@NotNull World world, @NotNull Point origin, Direction direction) {
+    Point corridorPoint = new Point(origin, direction);
+    if (world.alreadyHasLocationAt(corridorPoint)) {
+      DungeonLogger.warning("Found an existing location when attempting to expand a Dungeon at " + corridorPoint + ".");
+    }
+    // Note that all DUNGEON_CORRIDOR presets have blocked UP and DOWN. It is up to the code to properly block the rest.
+    Location corridorLocation = new Location(getRandomCorridorPreset(), world);
+    corridorLocation.getBlockedEntrances().block(Direction.NORTH);
+    corridorLocation.getBlockedEntrances().block(Direction.SOUTH);
+    world.addLocation(corridorLocation, corridorPoint);
+    Point roomPoint = new Point(corridorPoint, direction);
+    if (world.alreadyHasLocationAt(roomPoint)) {
+      DungeonLogger.warning("Found an existing location when attempting to expand a Dungeon at " + roomPoint + ".");
+    }
+    Location roomLocation = new Location(getRandomRoomPreset(), world);
+    roomLocation.getBlockedEntrances().block(Direction.UP);
+    roomLocation.getBlockedEntrances().block(Direction.NORTH);
+    roomLocation.getBlockedEntrances().block(Direction.DOWN);
+    roomLocation.getBlockedEntrances().block(Direction.SOUTH);
+    roomLocation.getBlockedEntrances().block(direction);
+    world.addLocation(roomLocation, roomPoint);
   }
 
 }
diff --git a/src/main/java/org/dungeon/game/DungeonDistributor.java b/src/main/java/org/dungeon/game/DungeonDistributor.java
@@ -29,7 +29,7 @@
 /**
  * A class that is responsible for distributing dungeons.
  */
-public class DungeonDistributor implements Serializable {
+class DungeonDistributor implements Serializable {
 
   private static final Percentage dungeonProbability = Percentage.fromString("2%");
   private static final Set<Point> entrances = new HashSet<Point>();

diff --git a/src/main/java/org/dungeon/game/LocationPreset.java b/src/main/java/org/dungeon/game/LocationPreset.java
@@ -123,6 +123,6 @@ public void setBlobSize(int blobSize) {
     this.blobSize = blobSize;
   }
 
-  enum Type {RIVER, BRIDGE, DUNGEON_ENTRANCE, DUNGEON_ROOM, LAND}
+  enum Type {RIVER, BRIDGE, DUNGEON_ENTRANCE, DUNGEON_STAIRWAY, DUNGEON_ROOM, DUNGEON_CORRIDOR, LAND}
 
 }
diff --git a/src/main/resources/locations.json b/src/main/resources/locations.json
@@ -166,6 +166,28 @@
         }
       ]
     },
+    {
+      "id": "DUNGEON_STAIRWAY",
+      "type": "DUNGEON_STAIRWAY",
+      "name": {
+        "singular": "Dungeon Stairway"
+      },
+      "color": [
+        192,
+        192,
+        192
+      ],
+      "symbol": "S",
+      "info": "A set of stone steps.",
+      "blobSize": 0,
+      "lightPermittivity": 0.2,
+      "blockedEntrances": [
+        "N",
+        "E",
+        "S",
+        "W"
+      ]
+    },
     {
       "id": "DUNGEON_ROOM",
       "type": "DUNGEON_ROOM",
@@ -182,11 +204,48 @@
       "blobSize": 0,
       "lightPermittivity": 0.0,
       "blockedEntrances": [
-        "N",
-        "E",
-        "D",
-        "S",
-        "W"
+      ],
+      "spawners": [
+        {
+          "id": "FROG",
+          "population": 2,
+          "delay": 2
+        },
+        {
+          "id": "HUGE_SPIDER",
+          "population": 1,
+          "delay": 4
+        }
+      ],
+      "items": [
+        {
+          "id": "TORCH",
+          "probability": 1.0
+        },
+        {
+          "id": "TOME_OF_PERCEIVE",
+          "probability": 0.05
+        }
+      ]
+    },
+    {
+      "id": "DUNGEON_CORRIDOR",
+      "type": "DUNGEON_CORRIDOR",
+      "name": {
+        "singular": "Dungeon Corridor"
+      },
+      "color": [
+        192,
+        192,
+        192
+      ],
+      "symbol": "=",
+      "info": "A dark corridor with stone walls.",
+      "blobSize": 0,
+      "lightPermittivity": 0.0,
+      "blockedEntrances": [
+        "U",
+        "D"
       ],
       "spawners": [
         {