Source:NetHack 3.2.0/mcastu.c

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Below is the full text to mcastu.c from the source code of NetHack 3.2.0. To link to a particular line, write [[NetHack 3.2.0/mcastu.c#line123]], for example.

Warning! This is the source code from an old release. For the latest release, see Source code

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1.    /*	SCCS Id: @(#)mcastu.c	3.2	95/08/12	*/
2.    /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
3.    /* NetHack may be freely redistributed.  See license for details. */
4.    
5.    #include "hack.h"
6.    
7.    STATIC_DCL void FDECL(cursetxt,(struct monst *));
8.    
9.    #ifdef OVL0
10.   
11.   extern const char *flash_types[];	/* from zap.c */
12.   
13.   STATIC_OVL
14.   void
15.   cursetxt(mtmp)
16.   	register struct monst *mtmp;
17.   {
18.   	if(canseemon(mtmp)) {
19.   	    if ((Invis && !perceives(mtmp->data) &&
20.   				(mtmp->mux != u.ux || mtmp->muy != u.uy))
21.   			|| u.usym == S_MIMIC_DEF || u.uundetected)
22.   		pline("%s points and curses in your general direction.",
23.   				Monnam(mtmp));
24.   	    else if (Displaced && (mtmp->mux != u.ux || mtmp->muy != u.uy))
25.   		pline("%s points and curses at your displaced image.",
26.   				Monnam(mtmp));
27.   	    else
28.   		pline("%s points at you, then curses.", Monnam(mtmp));
29.   	} else if((!(moves%4) || !rn2(4)) && flags.soundok)
30.   		Norep("You hear a mumbled curse.");
31.   }
32.   
33.   #endif /* OVL0 */
34.   #ifdef OVLB
35.   
36.   int
37.   castmu(mtmp, mattk)	/* monster casts spell at you */
38.   	register struct monst *mtmp;
39.   	register struct attack *mattk;
40.   {
41.   	int	dmg, ml = mtmp->m_lev;
42.   
43.   	if(mtmp->mcan || mtmp->mspec_used || !ml) {  /* could not attack */
44.   	    cursetxt(mtmp);
45.   	    return(0);
46.   	} else {
47.   	    nomul(0);
48.   	    if(rn2(ml*10) < (mtmp->mconf ? 100 : 20)) {	/* fumbled attack */
49.   		if (canseemon(mtmp) && flags.soundok)
50.   		    pline_The("air crackles around %s.", mon_nam(mtmp));
51.   		return(0);
52.   	    }
53.   	}
54.   /*
55.    *	As these are spells, the damage is related to the level
56.    *	of the monster casting the spell.
57.    */
58.   	if (mattk->damd)
59.   		dmg = d((int)((ml/3) + mattk->damn), (int)mattk->damd);
60.   	else dmg = d((int)((ml/3) + 1), 6);
61.   	if (Half_spell_damage) dmg = (dmg+1) / 2;
62.   
63.   	switch(mattk->adtyp)   {
64.   
65.   	    case AD_FIRE:
66.   		pline("You're enveloped in flames.");
67.   		if(Fire_resistance) {
68.   			shieldeff(u.ux, u.uy);
69.   			pline("But you resist the effects.");
70.   			dmg = 0;
71.   		}
72.   		break;
73.   	    case AD_COLD:
74.   		pline("You're covered in frost.");
75.   		if(Cold_resistance) {
76.   			shieldeff(u.ux, u.uy);
77.   			pline("But you resist the effects.");
78.   			dmg = 0;
79.   		}
80.   		break;
81.   	    case AD_MAGM:
82.   		You("are hit by a shower of missiles!");
83.   		if(Antimagic) {
84.   			shieldeff(u.ux, u.uy);
85.   			pline_The("missiles bounce off!");
86.   			dmg = 0;
87.   		} else dmg = d((int)mtmp->m_lev/2 + 1,6);
88.   		break;
89.   	    case AD_SPEL:	/* random spell */
90.   
91.   		mtmp->mspec_used = 10 - mtmp->m_lev;
92.   		if (mtmp->mspec_used < 2) mtmp->mspec_used = 2;
93.   		switch(rn2((int)mtmp->m_lev)) {
94.   		    case 22:
95.   		    case 21:
96.   		    case 20:
97.   			pline("Oh no, %s's using the touch of death!",
98.   			      humanoid(mtmp->data)
99.   				  ? (mtmp->female ? "she" : "he")
100.  				  : "it"
101.  			     );
102.  			if (nonliving(uasmon) || is_demon(uasmon))
103.  			    You("seem no deader than before.");
104.  			else if (!Antimagic && rn2(ml) > 12) {
105.  
106.  			    if(Hallucination)
107.  				You("have an out of body experience.");
108.  			    else  {
109.  				killer_format = KILLED_BY_AN;
110.  				killer = "touch of death";
111.  				done(DIED);
112.  			    }
113.  			} else {
114.  				if(Antimagic) shieldeff(u.ux, u.uy);
115.  				pline("Lucky for you, it didn't work!");
116.  			}
117.  			dmg = 0;
118.  			break;
119.  		    case 19:
120.  		    case 18:
121.  			if(mtmp->iswiz && flags.no_of_wizards == 1) {
122.  				pline("Double Trouble...");
123.  				clonewiz();
124.  				dmg = 0;
125.  				break;
126.  			} /* else fall into the next case */
127.  		    case 17:
128.  		    case 16:
129.  		    case 15:
130.  			if(mtmp->iswiz)
131.  			    verbalize("Destroy the thief, my pets!");
132.  			nasty(mtmp);	/* summon something nasty */
133.  			/* fall into the next case */
134.  		    case 14:		/* aggravate all monsters */
135.  		    case 13:
136.  			aggravate();
137.  			dmg = 0;
138.  			break;
139.  		    case 12:		/* curse random items */
140.  		    case 11:
141.  		    case 10:
142.  			rndcurse();
143.  			dmg = 0;
144.  			break;
145.  		    case 9:
146.  		    case 8:		/* destroy armor */
147.  			if (Antimagic) {
148.  				shieldeff(u.ux, u.uy);
149.  				pline("A field of force surrounds you!");
150.  			} else if(!destroy_arm(some_armor()))
151.  				Your("skin itches.");
152.  			dmg = 0;
153.  			break;
154.  		    case 7:
155.  		    case 6:		/* drain strength */
156.  			if(Antimagic) {
157.  			    shieldeff(u.ux, u.uy);
158.  			    You_feel("momentarily weakened.");
159.  			} else {
160.  			    You("suddenly feel weaker!");
161.  			    dmg = ml - 6;
162.  			    if(Half_spell_damage) dmg = (dmg+1) / 2;
163.  			    losestr(rnd(dmg));
164.  			    if(u.uhp < 1)
165.  				done_in_by(mtmp);
166.  			}
167.  			dmg = 0;
168.  			break;
169.  		    case 5:		/* make invisible if not */
170.  		    case 4:
171.  			if (!mtmp->minvis && !mtmp->invis_blkd) {
172.  			    if(canseemon(mtmp) && !See_invisible)
173.  				pline("%s suddenly disappears!", Monnam(mtmp));
174.  			    mon_set_minvis(mtmp);
175.  			    dmg = 0;
176.  			    break;
177.  			} /* else fall into the next case */
178.  		    case 3:		/* stun */
179.  			if(Antimagic) {
180.  			    shieldeff(u.ux, u.uy);
181.  			    if(!Stunned)
182.  				You_feel("momentarily disoriented.");
183.  			    make_stunned(1L, FALSE);
184.  			} else {
185.  			    if (Stunned)
186.  				You("struggle to keep your balance.");
187.  			    else
188.  				You("reel...");
189.  			    dmg = d(ACURR(A_DEX) < 12 ? 6 : 4, 4);
190.  			    if(Half_spell_damage) dmg = (dmg+1) / 2;
191.  			    make_stunned(HStun + dmg, FALSE);
192.  			}
193.  			dmg = 0;
194.  			break;
195.  		    case 2:		/* haste self */
196.  			if(mtmp->mspeed == MSLOW)	mtmp->mspeed = 0;
197.  			else				mtmp->mspeed = MFAST;
198.  			dmg = 0;
199.  			break;
200.  		    case 1:		/* cure self */
201.  			if(mtmp->mhp < mtmp->mhpmax) {
202.  			    if((mtmp->mhp += rnd(8)) > mtmp->mhpmax)
203.  				mtmp->mhp = mtmp->mhpmax;
204.  			    dmg = 0;
205.  			    break;
206.  			} /* else fall through to default case */
207.  		    default:		/* psi bolt */
208.  			if(Antimagic) {
209.  			    shieldeff(u.ux, u.uy);
210.  			    You("get a slight %sache.",body_part(HEAD));
211.  			    dmg = 1;
212.  			} else {
213.  			    if (dmg <= 10)
214.  				Your("brain is on fire!");
215.  			    else Your("%s suddenly aches!", body_part(HEAD));
216.  			}
217.  			break;
218.  		}
219.  		break;
220.  		
221.  	    case AD_CLRC:	/* clerical spell */
222.  
223.  		mtmp->mspec_used = 10 - mtmp->m_lev;
224.  		if (mtmp->mspec_used < 2) mtmp->mspec_used = 2;
225.  		switch(rn2((int)mtmp->m_lev)) {
226.  		    /* Other ideas: lightning bolts, towers of flame,
227.  				    gush of water  -3. */
228.  
229.  		    default:		/* confuse */
230.  			if(Antimagic) {
231.  			    shieldeff(u.ux, u.uy);
232.  			    You_feel("momentarily dizzy.");
233.  			} else {
234.  			    dmg = (int)mtmp->m_lev;
235.  			    if(Half_spell_damage) dmg = (dmg+1) / 2;
236.  			    make_confused(HConfusion + dmg, TRUE);
237.  			}
238.  			dmg = 0;
239.  			break;
240.  		    case 12:		/* curse random items */
241.  		    case 11:
242.  		    case 10:
243.  			rndcurse();
244.  			dmg = 0;
245.  			break;
246.  		    case 9:
247.  		    case 8:		/* insects */
248.  			/* Try for insects, and if there are none
249.  			   left, go for (sticks to) snakes.  -3. */
250.  			{
251.  			int i;
252.  			struct permonst *pm = mkclass(S_ANT,0);
253.  			struct monst *mtmp2;
254.  			char let = (pm ? S_ANT : S_SNAKE);
255.  
256.  			for (i = 0; i <= (int) mtmp->m_lev; i++)
257.  			   if ((pm = mkclass(let,0)) &&
258.  					(mtmp2 = makemon(pm, u.ux, u.uy))) {
259.  				mtmp2->msleep = mtmp2->mpeaceful =
260.  					mtmp2->mtame = 0;
261.  				set_malign(mtmp2);
262.  			    }
263.  			}			
264.  			dmg = 0;
265.  			break;
266.  		    case 6:
267.  		    case 7:		/* blindness */
268.  			if (!Blinded) {
269.  			    pline("Scales cover your eyes!");
270.  			    make_blinded(Half_spell_damage ? 100L:200L, FALSE);
271.  			    dmg = 0;
272.  			    break;
273.  			}
274.  		    case 4:
275.  		    case 5:		/* wound */
276.  			if(Antimagic) {
277.  			    shieldeff(u.ux, u.uy);
278.  			    Your("skin itches badly for a moment.");
279.  			    dmg = 0;
280.  			} else {
281.  			    pline("Wounds appear on your body!");
282.  			    dmg = d(2,8) + 1;
283.  			    if (Half_spell_damage) dmg = (dmg+1) / 2;
284.  			}
285.  			break;
286.  		    case 3:		/* hold */
287.  			if(Antimagic) {
288.  			    shieldeff(u.ux, u.uy);
289.  			    if(multi >= 0)
290.  				You("stiffen briefly.");
291.  			    nomul(-1);
292.  			} else {
293.  			    if (multi >= 0)
294.  				You("are frozen in place!");
295.  			    dmg = 4 + (int)mtmp->m_lev;
296.  			    if (Half_spell_damage) dmg = (dmg+1) / 2;
297.  			    nomul(-dmg);
298.  			}
299.  			dmg = 0;
300.  			break;
301.  		    case 2:
302.  		    case 1:		/* cure self */
303.  			if(mtmp->mhp < mtmp->mhpmax) {
304.  			    if((mtmp->mhp += rnd(8)) > mtmp->mhpmax)
305.  				mtmp->mhp = mtmp->mhpmax;
306.  			    dmg = 0;
307.  			    break;
308.  			} /* else fall through to default case */
309.  		}
310.  	}
311.  	if(dmg) mdamageu(mtmp, dmg);
312.  	return(1);
313.  }
314.  
315.  #endif /* OVLB */
316.  #ifdef OVL0
317.  
318.  /* convert 1..10 to 0..9; add 10 for second group (spell casting) */
319.  #define ad_to_typ(k) (10 + (int)k - 1)
320.  
321.  int
322.  buzzmu(mtmp, mattk)		/* monster uses spell (ranged) */
323.  	register struct monst *mtmp;
324.  	register struct attack  *mattk;
325.  {
326.  	if(mtmp->mcan || mattk->adtyp > AD_SPC2) {
327.  	    cursetxt(mtmp);
328.  	    return(0);
329.  	}
330.  	if(lined_up(mtmp) && rn2(3)) {
331.  	    nomul(0);
332.  	    if(mattk->adtyp && (mattk->adtyp < 11)) { /* no cf unsigned >0 */
333.  		if(canseemon(mtmp))
334.  		    pline("%s zaps you with a %s!", Monnam(mtmp),
335.  			  flash_types[ad_to_typ(mattk->adtyp)]);
336.  		buzz(-ad_to_typ(mattk->adtyp), (int)mattk->damn,
337.  		     mtmp->mx, mtmp->my, sgn(tbx), sgn(tby));
338.  	    } else impossible("Monster spell %d cast", mattk->adtyp-1);
339.  	}
340.  	return(1);
341.  }
342.  
343.  #endif /* OVL0 */
344.  
345.  /*mcastu.c*/