From fe03cd1bfabeab154573b55216c581bb0af41e9a Mon Sep 17 00:00:00 2001
From: Matthew Hoops
Date: Tue, 27 Sep 2011 12:24:45 -0400
Subject: PEGASUS: Partially revert 4aed723368b9a4e82205bc3ed950a4e04ba3d8dc

startFaderSync does indeed to hold the main thread.
---
 engines/pegasus/fader.cpp | 30 +++++++++++++-----------------
 engines/pegasus/fader.h   |  3 ---
 2 files changed, 13 insertions(+), 20 deletions(-)

(limited to 'engines/pegasus')

diff --git a/engines/pegasus/fader.cpp b/engines/pegasus/fader.cpp
index 8eb1c0176a..fe292d91f7 100755
--- a/engines/pegasus/fader.cpp
+++ b/engines/pegasus/fader.cpp
@@ -24,6 +24,7 @@
  */
 
 #include "pegasus/fader.h"
+#include "pegasus/pegasus.h"
 #include "pegasus/sound.h"
 #include "pegasus/util.h"
 
@@ -32,7 +33,6 @@ namespace Pegasus {
 Fader::Fader() {
 	_currentValue = 0;
 	_currentFaderMove._numKnots = 0;
-	_syncMode = false;
 }
 
 void Fader::setFaderValue(const uint32 newValue) {
@@ -86,14 +86,22 @@ void Fader::startFader(const FaderMoveSpec &spec) {
 }
 
 void Fader::startFaderSync(const FaderMoveSpec &spec) {
-	if (initFaderMove(spec)) {
-		_syncMode = true;
-	
+	if (initFaderMove(spec)) {	
 		setFlags(0);
 		setScale(spec._faderScale);
 		setSegment(spec._knots[0].knotTime, spec._knots[spec._numKnots - 1].knotTime);
 		setTime(spec._knots[0].knotTime);
-		start();		
+		start();
+
+		while (isFading()) {
+			((PegasusEngine *)g_engine)->checkCallBacks();
+			useIdleTime();
+		}
+
+		// Once more, for good measure, to make sure that there are no boundary
+		// condition problems.
+		useIdleTime();
+		stopFader();
 	}
 }
 
@@ -140,18 +148,6 @@ void Fader::timeChanged(const TimeValue newTime) {
 	}
 }
 
-void Fader::checkCallBacks() {
-	IdlerTimeBase::checkCallBacks();
-
-	if (_syncMode && !isRunning()) {
-		// Once more, for good measure, to make sure that there are no boundary
-		// condition problems.
-		useIdleTime();
-		stopFader();
-		_syncMode = false;
-	}
-}
-
 void FaderMoveSpec::makeOneKnotFaderSpec(const uint32 knotValue) {
 	_numKnots = 1;
 	_knots[0].knotTime = 0;
diff --git a/engines/pegasus/fader.h b/engines/pegasus/fader.h
index 83f5a819c2..fe5b1ae1ba 100755
--- a/engines/pegasus/fader.h
+++ b/engines/pegasus/fader.h
@@ -89,15 +89,12 @@ public:
 
 	void getCurrentFaderMove(FaderMoveSpec &spec) { spec = _currentFaderMove; }
 
-	virtual void checkCallBacks();
-
 protected:
 	bool initFaderMove(const FaderMoveSpec &);
 	virtual void timeChanged(const TimeValue);
 	
 	uint32 _currentValue;
 	FaderMoveSpec _currentFaderMove;
-	bool _syncMode;
 };
 
 class FaderAnimation : public DisplayElement, public Fader {
-- 
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