force correct ratio for intro

Author: Warboy1982

src/Menu/IntroState.cpp

@@ -36,7 +36,7 @@ namespace OpenXcom
  * Initializes all the elements in the Intro screen.
  * @param game Pointer to the core game.
  */
-IntroState::IntroState(Game *game) : State(game)
+IntroState::IntroState(Game *game, bool wasLetterBoxed) : State(game), _wasLetterBoxed(wasLetterBoxed)
 {	
 	_introFile = CrossPlatform::getDataFile("UFOINTRO/UFOINT.FLI");
 	_introSoundFileDOS = CrossPlatform::getDataFile("SOUND/INTRO.CAT");
@@ -447,6 +447,7 @@ void IntroState::init()
 		Mix_HaltMusic();
 #endif
 	}
+	Options::keepAspectRatio = _wasLetterBoxed;
 	_game->setState(new MainMenuState(_game));
 }
 

src/Menu/IntroState.h

@@ -31,9 +31,10 @@ class IntroState : public State
 {
 private:
 	std::string _introFile, _introSoundFileDOS, _introSoundFileWin;
+	bool _wasLetterBoxed;
 public:
 	/// Creates the Intro state.
-	IntroState(Game *game);
+	IntroState(Game *game, bool wasLetterBoxed);
 	/// Cleans up the Intro state.
 	~IntroState();
 	/// Starts the intro.

src/Menu/StartState.cpp

@@ -137,10 +137,12 @@ void StartState::think()
 		Log(LOG_INFO) << "OpenXcom started successfully!";
 		if (!Options::reload && Options::playIntro)
 		{
-			_game->setState(new IntroState(_game));
+			Options::keepAspectRatio = true;
+			_game->setState(new IntroState(_game, _wasLetterBoxed));
 		}
 		else
 		{
+			Options::keepAspectRatio = _wasLetterBoxed;
 			_game->setState(new MainMenuState(_game));
 			Options::reload = false;
 		}
@@ -150,7 +152,6 @@ void StartState::think()
 	default:
 		break;
 	}
-	Options::keepAspectRatio = _wasLetterBoxed;
 }
 
 /**