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Monster Media 1993 #2
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ACK3D.H
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1993-06-20
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7KB
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244 lines
/* Header file for xEngine.c "Currently called xtest.c" */
#define DEBUG 0
#define CLOCK_PTR (*(long far *)((long)0x46C))
#define ULPTR unsigned long
#define INT_ANGLE_1 5
#define INT_ANGLE_2 10
#define INT_ANGLE_4 20
#define INT_ANGLE_6 30
#define INT_ANGLE_30 160
#define INT_ANGLE_45 240
#define INT_ANGLE_90 480
#define INT_ANGLE_135 720
#define INT_ANGLE_180 960
#define INT_ANGLE_225 1200
#define INT_ANGLE_270 1440
#define INT_ANGLE_315 1680
#define INT_ANGLE_360 1920
#define FP_SHIFT 16
#define FP_MULT 65536
#define FP_HALF 32768
#define VIEW_WIDTH 320
#define MAX_DISTANCE 2048
#define SKY_COLOR 195
#define SKY_FLASH 15
#define FLOOR_COLOR 20
#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)
typedef struct { /* Keyboard structure. Each key that can */
int rightArrow; /* be pressed is represented here. */
int leftArrow;
int upArrow;
int downArrow;
int home;
int pgup;
int pgdn;
int end;
int control;
int alt;
int plus;
int minus;
int escape;
int letA;
int letS;
} KEYBOARD;
#define KEYBD 0x9 /* INTERRUPT 9 */
/* Keyboard press and release codes for INT 9 handler */
#define RIGHT_ARROW_PRESSED 77
#define RIGHT_ARROW_RELEASED 205
#define UP_ARROW_PRESSED 72
#define UP_ARROW_RELEASED 200
#define LEFT_ARROW_PRESSED 75
#define LEFT_ARROW_RELEASED 203
#define DOWN_ARROW_PRESSED 80
#define DOWN_ARROW_RELEASED 208
#define CONTROL_PRESSED 29
#define CONTROL_RELEASED 157
#define ESCAPE 1
#define HOME_PRESSED 71
#define HOME_RELEASED 199
#define PGUP_PRESSED 73
#define PGUP_RELEASED 201
#define PGDN_PRESSED 81
#define PGDN_RELEASED 209
#define END_PRESSED 79
#define END_RELEASED 207
#define PLUS_PRESSED 78
#define PLUS_RELEASED 206
#define MINUS_PRESSED 74
#define MINUS_RELEASED 202
#define LETTER_A_PRESSED 30
#define LETTER_A_RELEASED 158
#define LETTER_S_PRESSED 31
#define LETTER_S_RELEASED 159
typedef struct {
int BitmapNumber; /* Number in map */
int BitmapType; /* Wall or object */
char *BitmapFile; /* Filename */
} BMFILE;
typedef struct {
int Number;
int Column;
int Distance;
int filler; /* Use to allow shifts vs multiplies */
} WALLARRAY;
#define MAX_VIEWS 49
#define MAX_OBJECTS 100
#define MAX_HEIGHT 1024
#define MIN_HEIGHT 16
#define DOOR_SECRETCODE 58
#define DOOR_XCODE 60
#define DOOR_SIDECODE 61
#define DOOR_YCODE 62
#define DEFAULT_DOOR_SPEED 2
#define MAX_DOORS 10 /* Max opening or closing at one time */
#define MAX_UPDOWN 30 /* Max up or down spots for each level */
#define MAX_SECRET_DOORS 30 /* Max secret doors in one 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 ERR_BADFILE 100
#define ERR_BADCOMMAND 101
#define ERR_BADOBJNUMBER 102
#define ERR_BADSYNTAX 103
#define ERR_LOADINGBITMAP 104
#define ERR_BADDIRECTION 105
#define ERR_BADSTARTX 106
#define ERR_BADSTARTY 107
#define ERR_BADANGLE 108
#define ERR_BADMAPFILE 109
#define ERR_READINGMAP 110
#define ERR_BADPICNAME 111
#define ERR_INVALIDFORM 112
#define ERR_NOPBM 113
#define ERR_BADPICFILE 114
#define ERR_NOMEMORY 115
#define ERR_BADPALFILE 116
typedef struct {
int mPos;
unsigned char mCode;
} SPECIALCODE;
typedef struct {
int mPos;
int mPos1;
unsigned char mCode;
unsigned char mCode1;
unsigned char ColOffset;
char Speed;
char Type;
} DOORS;
typedef struct {
char Active;
unsigned char bmNum[MAX_VIEWS];
int Sides;
char Dir;
unsigned char CurNum;
unsigned char MaxNum;
char Speed;
int VidRow;
int x;
int y;
int mPos;
} OBJECTS;
typedef struct {
int mdx;
int mdy;
int mButtons;
} MOUSE;
/****************************************************************************
** P R O T O T Y P E S **
****************************************************************************/
void SetPalette(unsigned char far *PalBuf);
int mouse_installed(void);
void mouse_read_cursor(int *button,int *row,int *col);
void mouse_set_cursor(int row,int col);
void usepage(int);
void flippage(void);
void graphinit(void);
void textmode(int);
void DrawObject(int ObjNum,int ObjCol,int ObjDist,int VidCol,int PageNum);
void DrawOneObject(int ObjNum,int ObjCol,int ObjDist,int VidCol,int PageNum);
void DrawWalls(void);
unsigned char far * Readiff(char *picname);
char *GetExtent(char *s);
int LoadBitmap(int BitmapNumber,char *BitmapName,int BitmapType);
int LoadPalette(char *PalName);
char *StripEndOfLine(char *s);
char *SkipSpaces(char *s);
char *AddExtent(char *s,char *ext);
char *CopyToComma(char *dest,char *src);
long long_sqrt(long value);
char xRay(int x,int y,int angle);
char yRay(int x,int y,int angle);
void DrawView(int xPlayer,int yPlayer,int PlayerAngle);
void FindObject(int xPlayer,int yPlayer,int PlayerAngle);
int GetTables(void);
void keyCheck(void);
void keyBoardInit(void);
long CheckObjects(int xPlayer,int yPlayer,int PlayerAngle);
int CheckHit(int xPlayer,int yPlayer,int ViewAngle);
void CheckMouse(MOUSE *m);
void MoveObject(int Index,int dx,int dy);
void CheckObjectMovement(void);
int FindDoor(int MapPosn);
int FindDoorSlot(int MapPosn);
int BuildTables(void);
void InitializeMouse(void);
void BuildXYgrid(void);
void CheckDoors(int xPlayer,int yPlayer);
int ReadMasterFile(char *fname);
int ReadMapFile(void);
unsigned char CheckSpecialCodes(int MapPosn);
int ReadNewLevel(void);
void WrapUp(void);
void DoGoalScreen(void);
void SetVGAmode(void);
int FindSecretDoor(int MapPosn);
int GetSecretColumn(int MapPosn);