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- /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
- /* pri.c - version 1.0.3 */
-
- #include <stdio.h>
- #include "hack.h"
- xchar scrlx, scrhx, scrly, scrhy; /* corners of new area on screen */
-
- extern char *hu_stat[]; /* in eat.c */
- extern char *CD;
-
- swallowed()
- {
- char *ulook = "|@|";
- ulook[1] = u.usym;
-
- cls();
- curs(u.ux-1, u.uy+1);
- fputs("/-\\", stdout);
- curx = u.ux+2;
- curs(u.ux-1, u.uy+2);
- fputs(ulook, stdout);
- curx = u.ux+2;
- curs(u.ux-1, u.uy+3);
- fputs("\\-/", stdout);
- curx = u.ux+2;
- u.udispl = 1;
- u.udisx = u.ux;
- u.udisy = u.uy;
- }
-
-
- /*VARARGS1*/
- boolean panicking;
-
- panic(str,a1,a2,a3,a4,a5,a6)
- char *str;
- {
- if(panicking++) exit(1); /* avoid loops - this should never happen*/
- cls();
- home();
- puts(" Suddenly, the dungeon collapses.");
- fputs(" ERROR: ", stdout);
- printf(str,a1,a2,a3,a4,a5,a6);
- #ifdef DEBUG
- #ifdef UNIX
- if(!fork())
- abort(); /* generate core dump */
- #endif UNIX
- #endif DEBUG
- more(); /* contains a fflush() */
- done("panicked");
- }
-
- atl(x,y,ch)
- register x,y;
- {
- register struct rm *crm = &levl[x][y];
-
- if(x<0 || x>COLNO-1 || y<0 || y>ROWNO-1){
- impossible("atl(%d,%d,%c)",x,y,ch);
- return;
- }
- if(crm->seen && crm->scrsym == ch) return;
- crm->scrsym = ch;
- crm->new = 1;
- on_scr(x,y);
- }
-
- on_scr(x,y)
- register x,y;
- {
- if(x < scrlx) scrlx = x;
- if(x > scrhx) scrhx = x;
- if(y < scrly) scrly = y;
- if(y > scrhy) scrhy = y;
- }
-
- /* call: (x,y) - display
- (-1,0) - close (leave last symbol)
- (-1,-1)- close (undo last symbol)
- (-1,let)-open: initialize symbol
- (-2,let)-change let
- */
-
- tmp_at(x,y) schar x,y; {
- static schar prevx, prevy;
- static char let;
- if((int)x == -2){ /* change let call */
- let = y;
- return;
- }
- if((int)x == -1 && (int)y >= 0){ /* open or close call */
- let = y;
- prevx = -1;
- return;
- }
- if(prevx >= 0 && cansee(prevx,prevy)) {
- delay_output();
- prl(prevx, prevy); /* in case there was a monster */
- at(prevx, prevy, levl[prevx][prevy].scrsym);
- }
- if(x >= 0){ /* normal call */
- if(cansee(x,y)) at(x,y,let);
- prevx = x;
- prevy = y;
- } else { /* close call */
- let = 0;
- prevx = -1;
- }
- }
-
- /* like the previous, but the symbols are first erased on completion */
- Tmp_at2(x,y) schar x,y; {
- static char let;
- static xchar cnt;
- static coord tc[COLNO]; /* but watch reflecting beams! */
- register xx,yy;
- if((int)x == -1) {
- if(y > 0) { /* open call */
- let = y;
- cnt = 0;
- return;
- }
- /* close call (do not distinguish y==0 and y==-1) */
- while(cnt--) {
- xx = tc[cnt].x;
- yy = tc[cnt].y;
- prl(xx, yy);
- at(xx, yy, levl[xx][yy].scrsym);
- }
- cnt = let = 0; /* superfluous */
- return;
- }
- if((int)x == -2) { /* change let call */
- let = y;
- return;
- }
- /* normal call */
- if(cansee(x,y)) {
- if(cnt) delay_output();
- at(x,y,let);
- tc[cnt].x = x;
- tc[cnt].y = y;
- if(++cnt >= COLNO) panic("Tmp_at2 overflow?");
- levl[x][y].new = 0; /* prevent pline-nscr erasing --- */
- }
- }
-
- setclipped(){
- error("Hack needs a screen of size at least %d by %d.\n",
- ROWNO+2, COLNO);
- }
-
- at(x,y,ch)
- register xchar x,y;
- char ch;
- {
- #ifndef lint
- /* if xchar is unsigned, lint will complain about if(x < 0) */
- if(x < 0 || x > COLNO-1 || y < 0 || y > ROWNO-1) {
- impossible("At gets 0%o at %d %d.", ch, x, y);
- return;
- }
- #endif lint
- if(!ch) {
- impossible("At gets null at %d %d.", x, y);
- return;
- }
- y += 2;
- curs(x,y);
- (void) putchar(ch);
- curx++;
- }
-
- prme(){
- if(!Invisible) at(u.ux,u.uy,u.usym);
- }
-
- doredraw()
- {
- docrt();
- return(0);
- }
-
- docrt()
- {
- register x,y;
- register struct rm *room;
- register struct monst *mtmp;
-
- if(u.uswallow) {
- swallowed();
- return;
- }
- cls();
-
- /* Some ridiculous code to get display of @ and monsters (almost) right */
- if(!Invisible) {
- levl[(u.udisx = u.ux)][(u.udisy = u.uy)].scrsym = u.usym;
- levl[u.udisx][u.udisy].seen = 1;
- u.udispl = 1;
- } else u.udispl = 0;
-
- seemons(); /* reset old positions */
- for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
- mtmp->mdispl = 0;
- seemons(); /* force new positions to be shown */
- /* This nonsense should disappear soon --------------------------------- */
-
- #ifdef DGK
- /* Here are two kinds of faster redraw -dgk
- * 1) Using BIOS call 0x10 for cursor and printing (may not be portable)
- * 2) Using a line buffer with ANSI for a speed up of about 50%
- */
- #ifndef TOS
- if (flags.BIOSok) {
- fflush(stdout); /* make the cls() occur */
- for(y = 0; y < ROWNO; y++)
- for(x = 0; x < COLNO; x++)
- if((room = &levl[x][y])->new) {
- room->new = 0;
- fastat(x, y, room->scrsym);
- } else if(room->seen)
- fastat(x, y, room->scrsym);
- } else {
- #endif TOS
- for(y = 0; y < ROWNO; y++) {
- char buf[COLNO+1];
- int start, end;
- #ifdef TOS
- setmem(buf, COLNO, ' ');
- #else
- memset(buf, ' ', COLNO);
- #endif
- for(x = 0, start = -1, end = -1; x < COLNO; x++)
- if((room = &levl[x][y])->new) {
- room->new = 0;
- buf[x] = room->scrsym;
- if (start < 0)
- start = x;
- end = x;
- } else if(room->seen) {
- buf[x] = room->scrsym;
- if (start < 0)
- start = x;
- end = x;
- }
- if (end >= 0) {
- buf[end + 1] = '\0';
- curs(start, y + 2);
- fputs(buf + start, stdout);
- curx = end + 1;
- }
- }
- #ifndef TOS
- }
- #endif TOS
- #else
- for(y = 0; y < ROWNO; y++)
- for(x = 0; x < COLNO; x++)
- if((room = &levl[x][y])->new) {
- room->new = 0;
- at(x,y,room->scrsym);
- } else if(room->seen)
- at(x,y,room->scrsym);
- #endif DGK
- scrlx = COLNO;
- scrly = ROWNO;
- scrhx = scrhy = 0;
- flags.botlx = 1;
- bot();
- }
-
- docorner(xmin,ymax) register xmin,ymax; {
- register x,y;
- register struct rm *room;
- register struct monst *mtmp;
-
- if(u.uswallow) { /* Can be done more efficiently */
- swallowed();
- return;
- }
-
- seemons(); /* reset old positions */
- for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
- if(mtmp->mx >= xmin && mtmp->my < ymax)
- mtmp->mdispl = 0;
- seemons(); /* force new positions to be shown */
-
- for(y = 0; y < ymax; y++) {
- if(y > ROWNO && CD) break;
- curs(xmin,y+2);
- cl_end();
- if(y < ROWNO) {
- for(x = xmin; x < COLNO; x++) {
- if((room = &levl[x][y])->new) {
- room->new = 0;
- at(x,y,room->scrsym);
- } else
- if(room->seen)
- at(x,y,room->scrsym);
- }
- }
- }
- if(ymax > ROWNO) {
- cornbot(xmin-1);
- if(ymax > ROWNO+1 && CD) {
- curs(1,ROWNO+3);
- cl_eos();
- }
- }
- }
-
- curs_on_u(){
- curs(u.ux, u.uy+2);
- }
-
- pru()
- {
- if(u.udispl && (Invisible || u.udisx != u.ux || u.udisy != u.uy))
- /* if(! levl[u.udisx][u.udisy].new) */
- if(!vism_at(u.udisx, u.udisy))
- newsym(u.udisx, u.udisy);
- if(Invisible) {
- u.udispl = 0;
- prl(u.ux,u.uy);
- } else
- if(!u.udispl || u.udisx != u.ux || u.udisy != u.uy) {
- atl(u.ux, u.uy, u.usym);
- u.udispl = 1;
- u.udisx = u.ux;
- u.udisy = u.uy;
- }
- levl[u.ux][u.uy].seen = 1;
- }
-
- #ifndef NOWORM
- #include "wseg.h"
- extern struct wseg *m_atseg;
- #endif NOWORM
-
- /* print a position that is visible for @ */
- prl(x,y)
- {
- register struct rm *room;
- register struct monst *mtmp;
- register struct obj *otmp;
-
- if(x == u.ux && y == u.uy && (!Invisible)) {
- pru();
- return;
- }
- if(!isok(x,y)) return;
- room = &levl[x][y];
- if((!room->typ) ||
- (IS_ROCK(room->typ) && levl[u.ux][u.uy].typ == CORR))
- return;
- if((mtmp = m_at(x,y)) && !mtmp->mhide &&
- (!mtmp->minvis || See_invisible)) {
- #ifndef NOWORM
- if(m_atseg)
- pwseg(m_atseg);
- else
- #endif NOWORM
- pmon(mtmp);
- }
- else if((otmp = o_at(x,y)) && room->typ != POOL)
- atl(x,y,otmp->olet);
- else if(mtmp && (!mtmp->minvis || See_invisible)) {
- /* must be a hiding monster, but not hiding right now */
- /* assume for the moment that long worms do not hide */
- pmon(mtmp);
- }
- else if(g_at(x,y) && room->typ != POOL)
- atl(x,y,'$');
- else if(!room->seen || room->scrsym == ' ') {
- room->new = room->seen = 1;
- newsym(x,y);
- on_scr(x,y);
- }
- room->seen = 1;
- }
-
- char
- news0(x,y)
- register xchar x,y;
- {
- register struct obj *otmp;
- register struct trap *ttmp;
- struct rm *room;
- register char tmp;
-
- room = &levl[x][y];
- if(!room->seen) tmp = ' ';
- else if(room->typ == POOL) tmp = POOL_SYM;
- else if(!Blind && (otmp = o_at(x,y))) tmp = otmp->olet;
- else if(!Blind && g_at(x,y)) tmp = '$';
- else if(x == xupstair && y == yupstair) tmp = '<';
- else if(x == xdnstair && y == ydnstair) tmp = '>';
- else if((ttmp = t_at(x,y)) && ttmp->tseen) tmp = '^';
- else switch(room->typ) {
- case SCORR:
- case SDOOR:
- tmp = room->scrsym; /* %% wrong after killing mimic ! */
- break;
- #ifdef DGK
- case HWALL:
- tmp = room->scrsym; /* OK for corners only */
- if (!IS_CORNER(tmp))
- tmp = symbol.hwall;
- break;
- case VWALL:
- tmp = symbol.vwall;
- break;
- case LDOOR:
- case DOOR:
- tmp = symbol.door;
- break;
- case CORR:
- tmp = symbol.corr;
- break;
- case ROOM:
- if(room->lit || cansee(x,y) || Blind) tmp = symbol.room;
- else tmp = ' ';
- break;
- #else
- case HWALL:
- tmp = '-';
- break;
- case VWALL:
- tmp = '|';
- break;
- case LDOOR:
- case DOOR:
- tmp = '+';
- break;
- case CORR:
- tmp = CORR_SYM;
- break;
- case ROOM:
- if(room->lit || cansee(x,y) || Blind) tmp = '.';
- else tmp = ' ';
- break;
- #endif DGK
- /*
- case POOL:
- tmp = POOL_SYM;
- break;
- */
- default:
- tmp = ERRCHAR;
- }
- return(tmp);
- }
-
- newsym(x,y)
- register x,y;
- {
- atl(x,y,news0(x,y));
- }
-
- /* used with wand of digging (or pick-axe): fill scrsym and force display */
- /* also when a POOL evaporates */
- mnewsym(x,y)
- register x,y;
- {
- register struct rm *room;
- char newscrsym;
-
- if(!vism_at(x,y)) {
- room = &levl[x][y];
- newscrsym = news0(x,y);
- if(room->scrsym != newscrsym) {
- room->scrsym = newscrsym;
- room->seen = 0;
- }
- }
- }
-
- nosee(x,y)
- register x,y;
- {
- register struct rm *room;
-
- if(!isok(x,y)) return;
- room = &levl[x][y];
- #ifdef DGK
- if(room->scrsym == symbol.room && !room->lit && !Blind) {
- #else
- if(room->scrsym == '.' && !room->lit && !Blind) {
- #endif DGK
- room->scrsym = ' ';
- room->new = 1;
- on_scr(x,y);
- }
- }
-
- #ifndef QUEST
- prl1(x,y)
- register x,y;
- {
- if(u.dx) {
- if(u.dy) {
- prl(x-(2*u.dx),y);
- prl(x-u.dx,y);
- prl(x,y);
- prl(x,y-u.dy);
- prl(x,y-(2*u.dy));
- } else {
- prl(x,y-1);
- prl(x,y);
- prl(x,y+1);
- }
- } else {
- prl(x-1,y);
- prl(x,y);
- prl(x+1,y);
- }
- }
-
- nose1(x,y)
- register x,y;
- {
- if(u.dx) {
- if(u.dy) {
- nosee(x,u.uy);
- nosee(x,u.uy-u.dy);
- nosee(x,y);
- nosee(u.ux-u.dx,y);
- nosee(u.ux,y);
- } else {
- nosee(x,y-1);
- nosee(x,y);
- nosee(x,y+1);
- }
- } else {
- nosee(x-1,y);
- nosee(x,y);
- nosee(x+1,y);
- }
- }
- #endif QUEST
-
- vism_at(x,y)
- register x,y;
- {
- register struct monst *mtmp;
-
- return((x == u.ux && y == u.uy && !Invisible)
- ? 1 :
- (mtmp = m_at(x,y))
- ? ((Blind && Telepat) || canseemon(mtmp)) :
- 0);
- }
-
- #ifdef NEWSCR
- pobj(obj) register struct obj *obj; {
- register int show = (!obj->oinvis || See_invisible) &&
- cansee(obj->ox,obj->oy);
- if(obj->odispl){
- if(obj->odx != obj->ox || obj->ody != obj->oy || !show)
- if(!vism_at(obj->odx,obj->ody)){
- newsym(obj->odx, obj->ody);
- obj->odispl = 0;
- }
- }
- if(show && !vism_at(obj->ox,obj->oy)){
- atl(obj->ox,obj->oy,obj->olet);
- obj->odispl = 1;
- obj->odx = obj->ox;
- obj->ody = obj->oy;
- }
- }
- #endif NEWSCR
-
- unpobj(obj) register struct obj *obj; {
- /* if(obj->odispl){
- if(!vism_at(obj->odx, obj->ody))
- newsym(obj->odx, obj->ody);
- obj->odispl = 0;
- }
- */
- if(!vism_at(obj->ox,obj->oy))
- newsym(obj->ox,obj->oy);
- }
-
- seeobjs(){
- register struct obj *obj, *obj2;
- for(obj = fobj; obj; obj = obj2) {
- obj2 = obj->nobj;
- if(obj->olet == FOOD_SYM && obj->otyp >= CORPSE
- && obj->age + 250 < moves)
- delobj(obj);
- }
- for(obj = invent; obj; obj = obj2) {
- obj2 = obj->nobj;
- if(obj->olet == FOOD_SYM && obj->otyp >= CORPSE
- && obj->age + 250 < moves)
- useup(obj);
- }
- }
-
- seemons(){
- register struct monst *mtmp;
- for(mtmp = fmon; mtmp; mtmp = mtmp->nmon){
- if(mtmp->data->mlet == ';')
- mtmp->minvis = (u.ustuck != mtmp &&
- levl[mtmp->mx][mtmp->my].typ == POOL);
- pmon(mtmp);
- #ifndef NOWORM
- if(mtmp->wormno) wormsee(mtmp->wormno);
- #endif NOWORM
- }
- }
-
- pmon(mon) register struct monst *mon; {
- register int show = (Blind && Telepat) || canseemon(mon);
- if(mon->mdispl){
- if(mon->mdx != mon->mx || mon->mdy != mon->my || !show)
- unpmon(mon);
- }
- if(show && !mon->mdispl){
- atl(mon->mx,mon->my,
- (!mon->mappearance
- || u.uprops[PROP(RIN_PROTECTION_FROM_SHAPE_CHANGERS)].p_flgs
- ) ? mon->data->mlet : mon->mappearance);
- mon->mdispl = 1;
- mon->mdx = mon->mx;
- mon->mdy = mon->my;
- }
- }
-
- unpmon(mon) register struct monst *mon; {
- if(mon->mdispl){
- newsym(mon->mdx, mon->mdy);
- mon->mdispl = 0;
- }
- }
-
- nscr()
- {
- register x,y;
- register struct rm *room;
-
- if(u.uswallow || u.ux == FAR || flags.nscrinh) return;
- pru();
- for(y = scrly; y <= scrhy; y++)
- for(x = scrlx; x <= scrhx; x++)
- if((room = &levl[x][y])->new) {
- room->new = 0;
- at(x,y,room->scrsym);
- }
- scrhx = scrhy = 0;
- scrlx = COLNO;
- scrly = ROWNO;
- }
-
- /* 100 suffices for bot(); no relation with COLNO */
- char oldbot[100], newbot[100];
- cornbot(lth)
- register int lth;
- {
- if(lth < sizeof(oldbot)) {
- oldbot[lth] = 0;
- flags.botl = 1;
- }
- }
-
- bot()
- {
- register char *ob = oldbot, *nb = newbot;
- register int i;
- extern char *eos();
- if(flags.botlx) *ob = 0;
- flags.botl = flags.botlx = 0;
- #define GOLD_ON_BOTL
- #ifdef GOLD_ON_BOTL
- (void) sprintf(newbot,
- "Level %-2d Gold %-5lu Hp %3d(%d) Ac %-2d Str ",
- dlevel, u.ugold, u.uhp, u.uhpmax, u.uac);
- #else
- (void) sprintf(newbot,
- "Level %-2d Hp %3d(%d) Ac %-2d Str ",
- dlevel, u.uhp, u.uhpmax, u.uac);
- #endif GOLD_ON_BOTL
- if(u.ustr>18) {
- if(u.ustr>117)
- (void) strcat(newbot,"18/**");
- else
- (void) sprintf(eos(newbot), "18/%02d",u.ustr-18);
- } else
- (void) sprintf(eos(newbot), "%-2d ",u.ustr);
- #ifdef EXP_ON_BOTL
- (void) sprintf(eos(newbot), " Exp %2d/%-5lu ", u.ulevel,u.uexp);
- #else
- (void) sprintf(eos(newbot), " Exp %2u ", u.ulevel);
- #endif EXP_ON_BOTL
- (void) strcat(newbot, hu_stat[u.uhs]);
- if(flags.time)
- (void) sprintf(eos(newbot), " %ld", moves);
- if(strlen(newbot) >= COLNO) {
- register char *bp0, *bp1;
- bp0 = bp1 = newbot;
- do {
- if(*bp0 != ' ' || bp0[1] != ' ' || bp0[2] != ' ')
- *bp1++ = *bp0;
- } while(*bp0++);
- }
- for(i = 1; i<COLNO; i++) {
- if(*ob != *nb){
- curs(i,ROWNO+2);
- (void) putchar(*nb ? *nb : ' ');
- curx++;
- }
- if(*ob) ob++;
- if(*nb) nb++;
- }
- (void) strcpy(oldbot, newbot);
- }
-
- #ifdef WAN_PROBING
- mstatusline(mtmp) register struct monst *mtmp; {
- pline("Status of %s: ", mon_nam(mtmp));
- pline("Level %-2d Gold %-5lu Hp %3d(%d) Ac %-2d Dam %d",
- mtmp->data->mlevel, mtmp->mgold, mtmp->mhp, mtmp->mhpmax,
- mtmp->data->ac, (mtmp->data->damn + 1) * (mtmp->data->damd + 1));
- }
- #endif WAN_PROBING
-
- cls(){
- if(flags.toplin == 1)
- more();
- flags.toplin = 0;
-
- clear_screen();
-
- flags.botlx = 1;
- }
-