Rogue: Savage Rats, a retro-themed dungeon crawler
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rogue-savage-rats/src/mightypork/rogue/world/gen/LevelGenerator.java

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package mightypork.rogue.world.gen;
import java.util.Random;
import mightypork.rogue.world.Coord;
import mightypork.rogue.world.gen.rooms.DeadEndRoom;
import mightypork.rogue.world.gen.rooms.SimpleRectRoom;
import mightypork.rogue.world.gen.themes.ThemeDungeon;
import mightypork.rogue.world.level.Level;
public class LevelGenerator {
public static final Theme DUNGEON_THEME = new ThemeDungeon();
public static final RoomBuilder ROOM_SQUARE = new SimpleRectRoom();
private static final RoomBuilder DEAD_END = new DeadEndRoom();
public static Level build(long seed, Theme theme)
{
final Random rand = new Random(seed + 13);
final int max_size = 512;
final ScratchMap map = new ScratchMap(max_size, theme, rand);
// start
map.addRoom(ROOM_SQUARE);
for (int i = 0; i < 5 + rand.nextInt(8); i++) {
map.addRoom(ROOM_SQUARE);
}
for (int i = 0; i < 5 + rand.nextInt(6); i++) {
map.addRoom(DEAD_END);
}
map.buildCorridors();
final Coord size = map.getNeededSize();
final Level lvl = new Level(size.x, size.y);
map.writeToLevel(lvl);
return lvl;
}
}