add Actor::HurryTweening

stepmania/src/Actor.cpp

@@ -361,6 +361,14 @@ void Actor::FinishTweening()
 	StopTweening();
 }
 
+void Actor::HurryTweening( float factor )
+{
+	for( unsigned i = 0; i < m_TweenInfo.size(); ++i )
+	{
+		m_TweenInfo[i].m_fTimeLeftInTween *= factor;
+		m_TweenInfo[i].m_fTweenTime *= factor;
+	}
+}
 
 void Actor::ScaleTo( const RectI &rect, StretchType st )
 {

stepmania/src/Actor.h

@@ -177,6 +177,7 @@ public:
 	virtual void BeginTweening( float time, TweenType tt = TWEEN_LINEAR );
 	virtual void StopTweening();
 	virtual void FinishTweening();
+	virtual void HurryTweening( float factor );
 	virtual float GetTweenTimeLeft() const;	// Amount of time until all tweens have stopped
 	virtual TweenState& DestTweenState()	// where Actor will end when its tween finish
 	{

stepmania/src/ActorFrame.cpp

@@ -105,6 +105,15 @@ void ActorFrame::FinishTweening()
 		m_SubActors[i]->FinishTweening();
 }
 
+void ActorFrame::HurryTweening( float factor )
+{
+	Actor::HurryTweening( factor );
+
+	// set all sub-Actors
+	for( unsigned i=0; i<m_SubActors.size(); i++ )
+		m_SubActors[i]->HurryTweening( factor );
+}
+
 float ActorFrame::GetTweenTimeLeft() const
 {
 	float m = Actor::GetTweenTimeLeft();

stepmania/src/ActorFrame.h

@@ -30,6 +30,7 @@ public:
 
 	virtual void SetUseZBuffer( bool b );
 	virtual void FinishTweening();
+	virtual void HurryTweening( float factor );
 	
 	/* Amount of time until all tweens (and all children's tweens) have stopped: */
 	virtual float GetTweenTimeLeft() const;