summaryrefslogtreecommitdiff
path: root/games/hack/hack.search.c
blob: 65b735bab1081e30b47b943d9d5a527d9c931ba5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
/*	$OpenBSD: hack.search.c,v 1.2 2001/01/28 23:41:45 niklas Exp $	*/

/*
 * Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985.
 */

#ifndef lint
static char rcsid[] = "$OpenBSD: hack.search.c,v 1.2 2001/01/28 23:41:45 niklas Exp $";
#endif /* not lint */

#include "hack.h"

extern struct monst *makemon();

findit()	/* returns number of things found */
{
	int num;
	register xchar zx,zy;
	register struct trap *ttmp;
	register struct monst *mtmp;
	xchar lx,hx,ly,hy;

	if(u.uswallow) return(0);
	for(lx = u.ux; (num = levl[lx-1][u.uy].typ) && num != CORR; lx--) ;
	for(hx = u.ux; (num = levl[hx+1][u.uy].typ) && num != CORR; hx++) ;
	for(ly = u.uy; (num = levl[u.ux][ly-1].typ) && num != CORR; ly--) ;
	for(hy = u.uy; (num = levl[u.ux][hy+1].typ) && num != CORR; hy++) ;
	num = 0;
	for(zy = ly; zy <= hy; zy++)
		for(zx = lx; zx <= hx; zx++) {
			if(levl[zx][zy].typ == SDOOR) {
				levl[zx][zy].typ = DOOR;
				atl(zx, zy, '+');
				num++;
			} else if(levl[zx][zy].typ == SCORR) {
				levl[zx][zy].typ = CORR;
				atl(zx, zy, CORR_SYM);
				num++;
			} else if(ttmp = t_at(zx, zy)) {
				if(ttmp->ttyp == PIERC){
					(void) makemon(PM_PIERCER, zx, zy);
					num++;
					deltrap(ttmp);
				} else if(!ttmp->tseen) {
					ttmp->tseen = 1;
					if(!vism_at(zx, zy))
						atl(zx,zy,'^');
					num++;
				}
			} else if(mtmp = m_at(zx,zy)) if(mtmp->mimic){
				seemimic(mtmp);
				num++;
			}
		}
	return(num);
}

dosearch()
{
	register xchar x,y;
	register struct trap *trap;
	register struct monst *mtmp;

	if(u.uswallow)
		pline("What are you looking for? The exit?");
	else
	for(x = u.ux-1; x < u.ux+2; x++)
	for(y = u.uy-1; y < u.uy+2; y++) if(x != u.ux || y != u.uy) {
		if(levl[x][y].typ == SDOOR) {
			if(rn2(7)) continue;
			levl[x][y].typ = DOOR;
			levl[x][y].seen = 0;	/* force prl */
			prl(x,y);
			nomul(0);
		} else if(levl[x][y].typ == SCORR) {
			if(rn2(7)) continue;
			levl[x][y].typ = CORR;
			levl[x][y].seen = 0;	/* force prl */
			prl(x,y);
			nomul(0);
		} else {
		/* Be careful not to find anything in an SCORR or SDOOR */
			if(mtmp = m_at(x,y)) if(mtmp->mimic){
				seemimic(mtmp);
				pline("You find a mimic.");
				return(1);
			}
			for(trap = ftrap; trap; trap = trap->ntrap)
			if(trap->tx == x && trap->ty == y &&
			   !trap->tseen && !rn2(8)) {
				nomul(0);
				pline("You find a%s.", traps[trap->ttyp]);
				if(trap->ttyp == PIERC) {
					deltrap(trap);
					(void) makemon(PM_PIERCER,x,y);
					return(1);
				}
				trap->tseen = 1;
				if(!vism_at(x,y)) atl(x,y,'^');
			}
		}
	}
	return(1);
}

doidtrap() {
register struct trap *trap;
register int x,y;
	if(!getdir(1)) return(0);
	x = u.ux + u.dx;
	y = u.uy + u.dy;
	for(trap = ftrap; trap; trap = trap->ntrap)
		if(trap->tx == x && trap->ty == y && trap->tseen) {
		    if(u.dz)
			if((u.dz < 0) != (!xdnstair && trap->ttyp == TRAPDOOR))
			    continue;
		    pline("That is a%s.", traps[trap->ttyp]);
		    return(0);
		}
	pline("I can't see a trap there.");
	return(0);
}

wakeup(mtmp)
register struct monst *mtmp;
{
	mtmp->msleep = 0;
	setmangry(mtmp);
	if(mtmp->mimic) seemimic(mtmp);
}

/* NOTE: we must check if(mtmp->mimic) before calling this routine */
seemimic(mtmp)
register struct monst *mtmp;
{
		mtmp->mimic = 0;
		mtmp->mappearance = 0;
		unpmon(mtmp);
		pmon(mtmp);
}