-#if 1
- ax = (SCR_FIELDX / 2) * TILESIZE;
- ay = (SCR_FIELDY / 2) * TILESIZE;
-
- ScreenScrollXPos = MurphyScreenXPos - ax;
- ScreenScrollYPos = MurphyScreenYPos - ay;
-#else
- ax = SXSIZE / 2;
- ay = SYSIZE / 2;
-
- ScreenScrollXPos = (MurphyScreenXPos + TILEX / 2) - ax;
- ScreenScrollYPos = (MurphyScreenYPos + TILEY / 2) - ay;
-#endif
+ ScreenScrollXPos = MurphyScreenXPos - (SCR_FIELDX / 2) * TILESIZE;
+ ScreenScrollYPos = MurphyScreenYPos - (SCR_FIELDY / 2) * TILESIZE;