223 lines
6.1 KiB
C
223 lines
6.1 KiB
C
/* $NetBSD: hack.mkobj.c,v 1.9 2011/08/07 06:03:45 dholland Exp $ */
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/*
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* Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
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* Amsterdam
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of the Stichting Centrum voor Wiskunde en
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* Informatica, nor the names of its contributors may be used to endorse or
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* promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1982 Jay Fenlason <hack@gnu.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: hack.mkobj.c,v 1.9 2011/08/07 06:03:45 dholland Exp $");
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#endif /* not lint */
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#include "hack.h"
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#include "extern.h"
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static const char mkobjstr[] = "))[[!!!!????%%%%/=**))[[!!!!????%%%%/=**(%";
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struct obj *
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mkobj_at(int let, int x, int y)
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{
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struct obj *otmp = mkobj(let);
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otmp->ox = x;
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otmp->oy = y;
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otmp->nobj = fobj;
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fobj = otmp;
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return (otmp);
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}
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void
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mksobj_at(int otyp, int x, int y)
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{
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struct obj *otmp = mksobj(otyp);
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otmp->ox = x;
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otmp->oy = y;
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otmp->nobj = fobj;
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fobj = otmp;
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}
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struct obj *
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mkobj(int let)
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{
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if (!let)
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let = mkobjstr[rn2(sizeof(mkobjstr) - 1)];
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return (
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mksobj(
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letter(let) ?
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CORPSE + ((let > 'Z') ? (let - 'a' + 'Z' - '@' + 1) : (let - '@'))
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: probtype(let)
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)
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);
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}
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struct obj zeroobj;
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struct obj *
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mksobj(int otyp)
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{
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struct obj *otmp;
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char let = objects[otyp].oc_olet;
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otmp = newobj(0);
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*otmp = zeroobj;
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otmp->age = moves;
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otmp->o_id = flags.ident++;
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otmp->quan = 1;
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otmp->olet = let;
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otmp->otyp = otyp;
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otmp->dknown = strchr("/=!?*", let) ? 0 : 1;
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switch (let) {
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case WEAPON_SYM:
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otmp->quan = (otmp->otyp <= ROCK) ? rn1(6, 6) : 1;
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if (!rn2(11))
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otmp->spe = rnd(3);
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else if (!rn2(10)) {
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otmp->cursed = 1;
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otmp->spe = -rnd(3);
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}
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break;
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case FOOD_SYM:
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if (otmp->otyp >= CORPSE)
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break;
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#ifdef NOT_YET_IMPLEMENTED
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/* if tins are to be identified, need to adapt doname() etc */
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if (otmp->otyp == TIN)
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otmp->spe = rnd(...);
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#endif /* NOT_YET_IMPLEMENTED */
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/* FALLTHROUGH */
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case GEM_SYM:
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otmp->quan = rn2(6) ? 1 : 2;
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break;
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case TOOL_SYM:
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case CHAIN_SYM:
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case BALL_SYM:
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case ROCK_SYM:
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case POTION_SYM:
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case SCROLL_SYM:
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case AMULET_SYM:
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break;
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case ARMOR_SYM:
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if (!rn2(8))
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otmp->cursed = 1;
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if (!rn2(10))
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otmp->spe = rnd(3);
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else if (!rn2(9)) {
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otmp->spe = -rnd(3);
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otmp->cursed = 1;
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}
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break;
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case WAND_SYM:
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if (otmp->otyp == WAN_WISHING)
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otmp->spe = 3;
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else
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otmp->spe = rn1(5,
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(objects[otmp->otyp].bits & NODIR) ? 11 : 4);
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break;
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case RING_SYM:
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if (objects[otmp->otyp].bits & SPEC) {
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if (!rn2(3)) {
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otmp->cursed = 1;
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otmp->spe = -rnd(2);
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} else
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otmp->spe = rnd(2);
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} else if (otmp->otyp == RIN_TELEPORTATION ||
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otmp->otyp == RIN_AGGRAVATE_MONSTER ||
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otmp->otyp == RIN_HUNGER || !rn2(9))
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otmp->cursed = 1;
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break;
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default:
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panic("impossible mkobj");
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}
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otmp->owt = weight(otmp);
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return (otmp);
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}
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int
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letter(int c)
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{
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return (('@' <= c && c <= 'Z') || ('a' <= c && c <= 'z'));
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}
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int
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weight(struct obj *obj)
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{
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int wt = objects[obj->otyp].oc_weight;
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return (wt ? wt * obj->quan : (obj->quan + 1) / 2);
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}
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void
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mkgold(long num, int x, int y)
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{
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struct gold *gold;
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long amount = (num ? num : 1 + (rnd(dlevel + 2) * rnd(30)));
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if ((gold = g_at(x, y)) != NULL)
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gold->amount += amount;
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else {
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gold = newgold();
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gold->ngold = fgold;
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gold->gx = x;
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gold->gy = y;
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gold->amount = amount;
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fgold = gold;
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/* do sth with display? */
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}
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}
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