v3.1.0: fissure rooms now have a minimum size of 5x5

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/rooms/standard/FissureRoom.java

@@ -35,6 +35,16 @@ public class FissureRoom extends StandardRoom {
 		return new float[]{6, 3, 1};
 	}
 
+	@Override
+	public int minHeight() {
+		return Math.max(5, super.minHeight());
+	}
+
+	@Override
+	public int minWidth() {
+		return Math.max(5, super.minWidth());
+	}
+	
 	@Override
 	public void paint(Level level) {
 		Painter.fill( level, this, Terrain.WALL );