#define WIN_YSIZE 560
#define SCR_FIELDX 17
#define SCR_FIELDY 17
+#define MAX_BUF_XSIZE (SCR_FIELDX + 2)
+#define MAX_BUF_YSIZE (SCR_FIELDY + 2)
#define MIN_LEV_FIELDX (SCR_FIELDX-2)
#define MIN_LEV_FIELDY (SCR_FIELDY-2)
#define SCROLLY(a) ((a)-scroll_y)
#define UNSCROLLX(a) ((a)+scroll_x)
#define UNSCROLLY(a) ((a)+scroll_y)
-#define IN_SCR_FIELD(x,y) ((x)>=0 && (x)<SCR_FIELDX && (y)>=0 &&(y)<SCR_FIELDY)
+#define IN_SCR_FIELD(x,y) ((x)>=BX1 && (x)<=BX2 && (y)>=BY1 &&(y)<=BY2)
#define IN_LEV_FIELD(x,y) ((x)>=0 && (x)<lev_fieldx && (y)>=0 &&(y)<lev_fieldy)
/*
extern int toons_on;
extern int direct_draw_on;
extern int scroll_delay_on;
+extern int soft_scrolling_on;
extern int fading_on;
extern int autorecord_on;
extern int joystick_nr;
extern int quick_doors;
-extern BOOL redraw[SCR_FIELDX][SCR_FIELDY];
+extern BOOL redraw[MAX_BUF_XSIZE][MAX_BUF_YSIZE];
+extern int redraw_x1, redraw_y1;
extern int redraw_mask;
extern int redraw_tiles;
extern int level_nr, leveldir_nr, num_leveldirs;
extern int lev_fieldx,lev_fieldy, scroll_x,scroll_y;
+extern int FX,FY, ScreenMovPos;
+extern int BX1,BY1, BX2,BY2;
extern int JX,JY, JX2,JY2, ZX,ZY, ExitX,ExitY;
extern int PlayerMovDir, PlayerMovPos, PlayerFrame, PlayerPushing;
extern int PlayerGone,LevelSolved,GameOver;
#define MIDPOSY (SCR_FIELDY/2)
#define SXSIZE (SCR_FIELDX*TILEX)
#define SYSIZE (SCR_FIELDY*TILEY)
+#define FXSIZE ((SCR_FIELDX+2)*TILEX)
+#define FYSIZE ((SCR_FIELDY+2)*TILEY)
#define DXSIZE 100
#define DYSIZE 280
#define VXSIZE DXSIZE
#define REDRAW_DOOR_2 (REDRAW_VIDEO_1 | REDRAW_VIDEO_2 | REDRAW_VIDEO_3)
#define REDRAW_DOORS (REDRAW_DOOR_1 | REDRAW_DOOR_2)
#define REDRAW_MAIN (REDRAW_FIELD | REDRAW_TILES | REDRAW_MICROLEV)
-#define REDRAWTILES_TH SCR_FIELDX*SCR_FIELDY/2
+#define REDRAWTILES_THRESHOLD SCR_FIELDX*SCR_FIELDY/2
/* positions in the game control window */
#define XX_LEVEL 37