Move percent formatting into PlayerStageStats and apply the truncating rules in GetPercentScore(). The percent score that ends up in HighScore should match what is shown on the screen.

stepmania/src/PercentageDisplay.cpp

@@ -10,8 +10,6 @@
 #include "PlayerState.h"
 #include "XmlFile.h"
 
-ThemeMetric<int> PERCENT_DECIMAL_PLACES	( "PercentageDisplay", "PercentDecimalPlaces" );
-ThemeMetric<int> PERCENT_TOTAL_SIZE		( "PercentageDisplay", "PercentTotalSize" );
 
 REGISTER_ACTOR_CLASS( PercentageDisplay )
 
@@ -189,28 +187,6 @@ void PercentageDisplay::Refresh()
 	m_textPercent.SetText( sNumToDisplay );
 }
 
-RString PercentageDisplay::FormatPercentScore( float fPercentDancePoints )
-{
-	CLAMP( fPercentDancePoints, 0.f, 1.f );
-
-	// TRICKY: printf will round, but we want to truncate.  Otherwise, we may display a percent
-	// score that's too high and doesn't match up with the calculated grade.
-	float fTruncInterval = powf( 0.1f, (float)PERCENT_TOTAL_SIZE-1 );
-	
-	// TRICKY: ftruncf is rounding 1.0000000 to 0.99990004.  Give a little boost to 
-	// fPercentDancePoints to correct for this.
-	fPercentDancePoints += 0.000001f;
-
-	fPercentDancePoints = ftruncf( fPercentDancePoints, fTruncInterval );
-	
-	RString s = ssprintf( "%*.*f%%", (int)PERCENT_TOTAL_SIZE, (int)PERCENT_DECIMAL_PLACES, fPercentDancePoints*100 );
-	return s;
-}
-
-// lua start
-#include "LuaManager.h"
-
-LuaFunction( FormatPercentScore,	PercentageDisplay::FormatPercentScore( FArg(1) ) )
 
 #include "LuaBinding.h"