v0.6.4a: fixed bugs relating to interlevelscene being reset

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/scenes/InterlevelScene.java

@@ -72,8 +72,8 @@ public class InterlevelScene extends PixelScene {
 	
 	private RenderedText message;
 	
-	private Thread thread;
+	private static Thread thread;
-	private Exception error = null;
+	private static Exception error = null;
 	private float waitingTime;
 	
 	@Override
@@ -164,6 +164,7 @@ public class InterlevelScene extends PixelScene {
 		phase = Phase.FADE_IN;
 		timeLeft = TIME_TO_FADE;
 		
+		if (thread == null) {
 			thread = new Thread() {
 				@Override
 				public void run() {
@@ -211,6 +212,7 @@ public class InterlevelScene extends PixelScene {
 				}
 			};
 			thread.start();
+		}
 		waitingTime = 0f;
 	}
 	
@@ -241,6 +243,8 @@ public class InterlevelScene extends PixelScene {
 			
 			if ((timeLeft -= Game.elapsed) <= 0) {
 				Game.switchScene( GameScene.class );
+				thread = null;
+				error = null;
 			}
 			break;
 			
@@ -260,11 +264,19 @@ public class InterlevelScene extends PixelScene {
 						Game.switchScene( StartScene.class );
 					}
 				} );
+				thread = null;
 				error = null;
 			} else if ((int)waitingTime == 10){
 				waitingTime = 11f;
+				String s = "";
+				for (StackTraceElement t : thread.getStackTrace()){
+					s += "\n";
+					s += t.toString();
+				}
 				ShatteredPixelDungeon.reportException(
-						new RuntimeException("waited more than 10 seconds on levelgen. Seed:" + Dungeon.seed + " depth:" + Dungeon.depth)
+						new RuntimeException("waited more than 10 seconds on levelgen. " +
+								"Seed:" + Dungeon.seed + " depth:" + Dungeon.depth + "trace:" +
+								s)
 				);
 			}
 			break;