/****************************************************************************** INCLUDE: DMGLOBAL.I WRITTEN BY: Robert Fenske, Jr. (rfenske@swri.edu) Southwest Research Institute Electromagnetics Division 6220 Culebra San Antonio, Texas 78238-5166 CREATED: Mar. 1994 DESCRIPTION: This include file contains all the necessary constant, macro, syntax, and type definitions as well as all external and global variables needed for the various DOOM-related utility programs. DOOM is a trademark of id Software, Inc. ******************************************************************************/ #if !defined(DM_Globals) #undef ANSI_C #if defined(__STDC__) || defined(__OS2__) #define ANSI_C 1 #endif #if !defined(__OS2__) #define _Optlink #endif /*===========================================================================*/ #define bcase break;case /* for a more reasonabble */ #define bdefault break;default /* switch statement */ #define global /* global declarations */ #define forward extern /* forward references */ #define local static /* local declarations */ #define otherwise break;default /* alternate default case */ #define repeat do #define until(expr) while (!(expr)) /* for do ... until loops */ /*===========================================================================*/ typedef unsigned short ushort; typedef unsigned int boolean; /* integer used as boolean */ typedef short word; /* 16-bit word */ typedef word bams; /* 16-bit bams */ /*===========================================================================*/ #undef PI #define PI (double)3.14159265358979323846 /* ubiquitous PI */ #define TWOPI (double)6.28318530717958647693 #define bams_to_deg (double)0.00549316406250000000 /* angle conv consts */ #define deg_to_bams (double)182.04444444444444444444 #define bams_to_rad (double)0.00009587379924285258 #define rad_to_bams (double)10430.37835047045272494957 #define deg_to_rad (double)0.01745329251994329577 #define rad_to_deg (double)57.29577951308232087680 #define BAMS180 ((bams)0x8000) /* BAMS: (-)180 degrees */ #define BAMS090 ((bams)0x4000) /* BAMS: 90 degrees */ #define FALSE 0 #define TRUE (!FALSE) /*===========================================================================*/ #if !defined(__OS2__) #define abs(a) ((a) < 0 ? -(a) : (a)) #define min(a,b) ((a) < (b) ? (a) : (b)) #define max(a,b) ((a) < (b) ? (b) : (a)) #endif #define numbytes(v) ((unsigned)sizeof(v)) #define numelm(a) (sizeof a / sizeof a[0]) #define sgn(a) ((0<(a))-((a)<0)) /* the blockmem() routine must allocate and zero memory */ #if defined(__OS2__) #include #define blockmem(t,n) (t *)(0<(n)?calloc((unsigned)(n),sizeof(t)):NULL) #define blockfree(b) (free((char *)(b))) #define blockcopy(bt,bf,n) (void)memcpy((char *)(bt),(char *)(bf),(int)(n)) #elif defined(sun) #define blockmem(t,n) (t *)(0<(n)?calloc((unsigned)(n),sizeof(t)):NULL) #define blockfree(b) ((b)!=NULL?free((char *)(b)):0) #define blockcopy(bt,bf,n) (void)memcpy((char *)(bt),(char *)(bf),(int)(n)) #else #define blockmem(t,n) (t *)(0<(n)?calloc((unsigned)(n),sizeof(t)):NULL) #define blockfree(b) ((b)!=NULL?free((char *)(b)):(void)0) #define blockcopy(bt,bf,n) (void)memcpy((char *)(bt),(char *)(bf),(int)(n)) #endif /*===========================================================================*/ typedef struct DOOM_THING { /* thing information */ short x, y; short angle; short item; short flag; } DOOM_THING; typedef struct DOOM_LINE { /* line information */ short fndx, tndx; short flag, action_flag; short sect_tag; short rsidndx, lsidndx; } DOOM_LINE; typedef struct DOOM_SIDE { /* side information */ short image_xoff, image_yoff; char lwall[8], uwall[8], nwall[8]; short sectndx; } DOOM_SIDE; typedef struct DOOM_VERT { /* vertex information */ short x, y; } DOOM_VERT; typedef struct DOOM_SEGS { /* segment information */ short fndx, tndx; bams angle; short lndx; short sndx; short loffset; } DOOM_SEGS; typedef struct DOOM_SSECTOR { /* subsector information */ short count; short sndx; } DOOM_SSECTOR; typedef struct DOOM_NODE { /* node information */ short x, y; short xdel, ydel; short rymax, rymin, rxmin, rxmax; short lymax, lymin, lxmin, lxmax; short nndx[2]; } DOOM_NODE; typedef struct DOOM_SECTOR { /* sector information */ short floor_ht, ceil_ht; char floor_desc[8], ceil_desc[8]; short light_lvl; short property; short line_tag; } DOOM_SECTOR; typedef unsigned char DOOM_REJECT; /* reject information */ typedef short DOOM_BLOCKMAP; /* block map information */ /*===========================================================================*/ #define MAINS 0 #define THINGS 1 #define LINES 2 #define SIDES 3 #define VERTS 4 #define SEGS 5 #define SSECTS 6 #define NODES 7 #define SECTS 8 #define REJECTS 9 #define BLKMAPS 10 #define ALL 11 typedef struct WAD_HEAD { /* WAD file header */ char ident[4]; long count; long offset; } WAD_HEAD; typedef struct DIR_ENTRY { /* WAD file directory entry */ long offset; long nbytes; char name[8]; } DIR_ENTRY; typedef struct WAD_INFO { /* WAD file information */ FILE *fp; /* file pointer */ int type; /* (I/P)WAD,patch */ WAD_HEAD head; /* file header */ DIR_ENTRY *origdir, /* orig directory */ *dir; /* resources dirctry */ char **data; /* resources data */ boolean *changed; /* rsrce changed flg */ long *count; /* resources size */ int ep, mp; /* cur episode/map */ double ver; /* patch version */ } WAD_INFO; /*===========================================================================*/ extern void resource_update( #if defined(ANSI_C) register WAD_INFO *winfo, int entry, void *data, long count #endif ); extern int resource_count( #if defined(ANSI_C) register DIR_ENTRY *entry #endif ); extern boolean patch_read( #if defined(ANSI_C) register WAD_INFO *winfo, int entry, long resources_needed #endif ); extern boolean patch_write( #if defined(ANSI_C) register WAD_INFO *oinfo, register WAD_INFO *winfo #endif ); extern WAD_INFO *wad_open( #if defined(ANSI_C) char *file, boolean input, boolean rewrite #endif ); extern boolean wad_read( #if defined(ANSI_C) register WAD_INFO *winfo, int entry, long resources_needed #endif ); extern boolean wad_write( #if defined(ANSI_C) register WAD_INFO *oinfo, register WAD_INFO *winfo #endif ); extern void wad_close( #if defined(ANSI_C) register WAD_INFO *winfo #endif ); extern long nodes_make( /* makes NODES,SSECTORS,SEGS */ #if defined(ANSI_C) DOOM_NODE **nodes, long *nnodes, DOOM_SSECTOR **ssecs, long *nssecs, DOOM_SEGS **segs, long *nsegs, DOOM_VERT **verts, long *nverts, DOOM_LINE **lines, long *nlines #endif ); extern long blockmap_make( /* makes the BLOCKMAP */ #if defined(ANSI_C) register short **blockmap, register DOOM_LINE *lines, long nlines, DOOM_VERT *verts #endif ); extern long reject_make( /* makes REJECT */ #if defined(ANSI_C) DOOM_REJECT **reject, boolean zeroflag, char *except, DOOM_LINE *lines, long nlines, DOOM_SIDE *sides, DOOM_VERT *verts, DOOM_BLOCKMAP *blockmap #endif ); #define DM_Globals 1 /* now have defined these */ #endif