add PlayerOptions::ResetSavedPrefs

stepmania/src/PlayerOptions.cpp

@@ -654,6 +654,24 @@ CString PlayerOptions::GetSavedPrefsString() const
 	return po_prefs.GetString();
 }
 
+void PlayerOptions::ResetSavedPrefs()
+{
+	PlayerOptions defaults;
+#define CPY(x) this->x = defaults.x;
+	CPY( m_fTimeSpacing );
+	CPY( m_fScrollSpeed );
+	CPY( m_fScrollBPM );
+	CPY( m_fScrolls[SCROLL_REVERSE] );
+	CPY( m_fPerspectiveTilt );
+	CPY( m_bTransforms[TRANSFORM_NOHOLDS] );
+	CPY( m_bTransforms[TRANSFORM_NOMINES] );
+	CPY( m_bTransforms[TRANSFORM_NOJUMPS] );
+	CPY( m_bTransforms[TRANSFORM_NOHANDS] );
+	CPY( m_bTransforms[TRANSFORM_NOQUADS] );
+	CPY( m_sNoteSkin );
+#undef CPY
+}
+
 /*
  * (c) 2001-2004 Chris Danford, Glenn Maynard
  * All rights reserved.

stepmania/src/PlayerOptions.h

@@ -17,6 +17,7 @@ struct PlayerOptions
 	void Approach( const PlayerOptions& other, float fDeltaSeconds );
 	CString GetString() const;
 	CString GetSavedPrefsString() const;	// only the basic options that players would want for every song
+	void ResetSavedPrefs();
 	static CString ThemeMod( CString sOneMod );
 	CString GetThemedString() const;
 	void FromString( CString sOptions );