void DrawTileCursor(int);
void SetDrawtoField(int);
+int GetDrawtoField(void);
void RedrawPlayfield(void);
void BlitScreenToBitmapExt_RND(Bitmap *, int, int);
void BlitScreenToBitmap_RND(Bitmap *);
void SetLevelSetInfo(char *, int);
-void ToggleFullscreenOrChangeWindowScalingIfNeeded(void);
+void ToggleFullscreenIfNeeded(void);
+void ChangeWindowScalingIfNeeded(void);
+void ChangeVsyncModeIfNeeded(void);
void ChangeViewportPropertiesIfNeeded(void);
boolean CheckIfAllViewportsHaveChanged(void);