xref: /dragonfly/games/hack/hack.search.c (revision 1de703da)
1 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
2 /* hack.search.c - version 1.0.3 */
3 /* $FreeBSD: src/games/hack/hack.search.c,v 1.3 1999/11/16 02:57:11 billf Exp $ */
4 /* $DragonFly: src/games/hack/hack.search.c,v 1.2 2003/06/17 04:25:24 dillon Exp $ */
5 
6 #include "hack.h"
7 
8 extern struct monst *makemon();
9 
10 findit()	/* returns number of things found */
11 {
12 	int num;
13 	xchar zx,zy;
14 	struct trap *ttmp;
15 	struct monst *mtmp;
16 	xchar lx,hx,ly,hy;
17 
18 	if(u.uswallow) return(0);
19 	for(lx = u.ux; (num = levl[lx-1][u.uy].typ) && num != CORR; lx--) ;
20 	for(hx = u.ux; (num = levl[hx+1][u.uy].typ) && num != CORR; hx++) ;
21 	for(ly = u.uy; (num = levl[u.ux][ly-1].typ) && num != CORR; ly--) ;
22 	for(hy = u.uy; (num = levl[u.ux][hy+1].typ) && num != CORR; hy++) ;
23 	num = 0;
24 	for(zy = ly; zy <= hy; zy++)
25 		for(zx = lx; zx <= hx; zx++) {
26 			if(levl[zx][zy].typ == SDOOR) {
27 				levl[zx][zy].typ = DOOR;
28 				atl(zx, zy, '+');
29 				num++;
30 			} else if(levl[zx][zy].typ == SCORR) {
31 				levl[zx][zy].typ = CORR;
32 				atl(zx, zy, CORR_SYM);
33 				num++;
34 			} else if(ttmp = t_at(zx, zy)) {
35 				if(ttmp->ttyp == PIERC){
36 					(void) makemon(PM_PIERCER, zx, zy);
37 					num++;
38 					deltrap(ttmp);
39 				} else if(!ttmp->tseen) {
40 					ttmp->tseen = 1;
41 					if(!vism_at(zx, zy))
42 						atl(zx,zy,'^');
43 					num++;
44 				}
45 			} else if(mtmp = m_at(zx,zy)) if(mtmp->mimic){
46 				seemimic(mtmp);
47 				num++;
48 			}
49 		}
50 	return(num);
51 }
52 
53 dosearch()
54 {
55 	xchar x,y;
56 	struct trap *trap;
57 	struct monst *mtmp;
58 
59 	if(u.uswallow)
60 		pline("What are you looking for? The exit?");
61 	else
62 	for(x = u.ux-1; x < u.ux+2; x++)
63 	for(y = u.uy-1; y < u.uy+2; y++) if(x != u.ux || y != u.uy) {
64 		if(levl[x][y].typ == SDOOR) {
65 			if(rn2(7)) continue;
66 			levl[x][y].typ = DOOR;
67 			levl[x][y].seen = 0;	/* force prl */
68 			prl(x,y);
69 			nomul(0);
70 		} else if(levl[x][y].typ == SCORR) {
71 			if(rn2(7)) continue;
72 			levl[x][y].typ = CORR;
73 			levl[x][y].seen = 0;	/* force prl */
74 			prl(x,y);
75 			nomul(0);
76 		} else {
77 		/* Be careful not to find anything in an SCORR or SDOOR */
78 			if(mtmp = m_at(x,y)) if(mtmp->mimic){
79 				seemimic(mtmp);
80 				pline("You find a mimic.");
81 				return(1);
82 			}
83 			for(trap = ftrap; trap; trap = trap->ntrap)
84 			if(trap->tx == x && trap->ty == y &&
85 			   !trap->tseen && !rn2(8)) {
86 				nomul(0);
87 				pline("You find a%s.", traps[trap->ttyp]);
88 				if(trap->ttyp == PIERC) {
89 					deltrap(trap);
90 					(void) makemon(PM_PIERCER,x,y);
91 					return(1);
92 				}
93 				trap->tseen = 1;
94 				if(!vism_at(x,y)) atl(x,y,'^');
95 			}
96 		}
97 	}
98 	return(1);
99 }
100 
101 doidtrap() {
102 struct trap *trap;
103 int x,y;
104 	if(!getdir(1)) return(0);
105 	x = u.ux + u.dx;
106 	y = u.uy + u.dy;
107 	for(trap = ftrap; trap; trap = trap->ntrap)
108 		if(trap->tx == x && trap->ty == y && trap->tseen) {
109 		    if(u.dz)
110 			if((u.dz < 0) != (!xdnstair && trap->ttyp == TRAPDOOR))
111 			    continue;
112 		    pline("That is a%s.", traps[trap->ttyp]);
113 		    return(0);
114 		}
115 	pline("I can't see a trap there.");
116 	return(0);
117 }
118 
119 wakeup(mtmp)
120 struct monst *mtmp;
121 {
122 	mtmp->msleep = 0;
123 	setmangry(mtmp);
124 	if(mtmp->mimic) seemimic(mtmp);
125 }
126 
127 /* NOTE: we must check if(mtmp->mimic) before calling this routine */
128 seemimic(mtmp)
129 struct monst *mtmp;
130 {
131 		mtmp->mimic = 0;
132 		mtmp->mappearance = 0;
133 		unpmon(mtmp);
134 		pmon(mtmp);
135 }
136