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- /* Header file for ACK3D engine routines */
- /* Author: Lary Myers */
-
- #define USE_XMS 1 /* Set to 0 if XMS not desired */
-
- #define FP_SHIFT 16
- #define FP_MULT 65536
- #define FP_HALF 32768
-
- #define VIEW_WIDTH 320
- #define MAX_DISTANCE 2048
-
- #define TYPE_WALL 0
- #define TYPE_OBJECT 1
- #define TYPE_PALETTE 2
-
- #define BITMAP_WIDTH 64
- #define BITMAP_HEIGHT 64
- #define BITMAP_SIZE (BITMAP_WIDTH * BITMAP_HEIGHT)
-
- #define GRID_SIZE 64
- #define GRID_WIDTH 64
- #define GRID_HEIGHT 64
- #define GRID_MAX GRID_WIDTH * GRID_HEIGHT
- #define GRID_XMAX GRID_WIDTH * GRID_SIZE
- #define GRID_YMAX GRID_HEIGHT * GRID_SIZE
-
- #define GRID_XMAXLONG (GRID_XMAX * FP_MULT)
- #define GRID_YMAXLONG (GRID_YMAX * FP_MULT)
-
- #define MAX_HEIGHT 960
- #define MIN_HEIGHT 16
-
-
- #define MAX_UPDOWN 30 /* Max up or down spots for each level */
-
- #define MAP_STARTCODE 0xFC /* Force player to this square */
- #define MAP_UPCODE 0xFD /* Go up to previous level */
- #define MAP_DOWNCODE 0xFE /* Go down to next level */
- #define MAP_GOALCODE 0xFF /* Finish line! */
-
-
- #define MAX_XARRAY 10 /* Max number in XMS array */
-
- typedef struct {
- UCHAR far *Bmp; /* Pointer to real memory */
- unsigned long xHandle; /* Handle to XMS memory */
- int count; /* Usage count */
- } XARRAY;
-
- typedef struct {
- int Number; /* Bitmap number of this wall */
- int Column; /* Column of bitmap to display */
- int Distance; /* Distance to this column */
- int LightAdj; /* Not currently used */
- } WALLARRAY;
-
-
- typedef struct {
- int mPos; /* Map Position */
- UINT mCode; /* Special code (start,up,down,goal) */
- } SPECIALCODE;
-
-
- #define BYTES_PER_ROW 320
- #define DWORDS_PER_ROW (BYTES_PER_ROW / 4)
- #define SCREEN_SIZE 64000
-