fix Actor depending on GAMESTATE

stepmania/src/Actor.cpp

@@ -8,7 +8,7 @@
 #include "RageLog.h"
 #include "arch/Dialog/Dialog.h"
 
-#include "GameState.h" /* XXX: ugly dependency */
+static float g_fCurrentBGMTime = 0;
 
 /* This is Reset instead of Init since many derived classes have Init() functions
  * that shouldn't change the position of the actor. */
@@ -59,6 +59,11 @@ Actor::Actor()
 	m_bFirstUpdate = true;
 }
 
+void Actor::SetBGMTime( float fTime )
+{
+	g_fCurrentBGMTime = fTime;
+}
+
 void Actor::Draw()
 {
 	if( m_bHidden )
@@ -324,7 +329,7 @@ void Actor::Update( float fDeltaTime )
 			break;
 
 		case CLOCK_BGM:
-			m_fSecsIntoEffect = GAMESTATE->m_fSongBeat;
+			m_fSecsIntoEffect = g_fCurrentBGMTime;
 			break;
 		}
 

stepmania/src/Actor.h

@@ -18,6 +18,8 @@ public:
 	virtual ~Actor() {}
 	virtual void Reset();
 
+	static void SetBGMTime( float fTime );
+
 	enum TweenType { 
 		TWEEN_LINEAR, 
 		TWEEN_ACCELERATE, 
@@ -53,7 +55,7 @@ public:
 		static void MakeWeightedAverage( TweenState& average_out, const TweenState& ts1, const TweenState& ts2, float fPercentBetween );
 	};
 
-	enum EffectClock { CLOCK_TIMER, CLOCK_BGM };
+	enum EffectClock { CLOCK_TIMER, CLOCK_BGM, NUM_CLOCKS };
 
 	void Draw();						// calls, NeedsDraw, BeginDraw, DrawPrimitives, EndDraw
 	virtual bool EarlyAbortDraw() { return false; }	// return true to early abort drawing of this Actor

stepmania/src/GameState.cpp

@@ -499,6 +499,7 @@ void GameState::ResetMusicStatistics()
 	m_fCurBPS = 10;
 	m_bFreeze = false;
 	m_bPastHereWeGo = false;
+	Actor::SetBGMTime( 0 );
 }
 
 void GameState::ResetStageStatistics()
@@ -555,6 +556,9 @@ void GameState::UpdateSongPosition( float fPositionSeconds, const TimingData &ti
 	ASSERT_M( m_fSongBeat > -2000, ssprintf("%f %f", m_fSongBeat, fPositionSeconds) );
 
 	m_fMusicSeconds = fPositionSeconds;
+
+	Actor::SetBGMTime( m_fSongBeat );
+	
 //	LOG->Trace( "m_fMusicSeconds = %f, m_fSongBeat = %f, m_fCurBPS = %f, m_bFreeze = %f", m_fMusicSeconds, m_fSongBeat, m_fCurBPS, m_bFreeze );
 }