From 013ac7742311556022304e8b30ca170d48b3a016 Mon Sep 17 00:00:00 2001 From: "B. Watson" Date: Thu, 7 May 2015 16:32:32 -0400 Subject: initial commit --- rogue/throw.c | 324 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 324 insertions(+) create mode 100644 rogue/throw.c (limited to 'rogue/throw.c') diff --git a/rogue/throw.c b/rogue/throw.c new file mode 100644 index 0000000..93c88c5 --- /dev/null +++ b/rogue/throw.c @@ -0,0 +1,324 @@ +/* $NetBSD: throw.c,v 1.12 2011/05/23 23:01:17 joerg Exp $ */ + +/* + * Copyright (c) 1988, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Timothy C. Stoehr. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +#ifndef lint +#if 0 +static char sccsid[] = "@(#)throw.c 8.1 (Berkeley) 5/31/93"; +#else +__RCSID("$NetBSD: throw.c,v 1.12 2011/05/23 23:01:17 joerg Exp $"); +#endif +#endif /* not lint */ + +/* + * throw.c + * + * This source herein may be modified and/or distributed by anybody who + * so desires, with the following restrictions: + * 1.) No portion of this notice shall be removed. + * 2.) Credit shall not be taken for the creation of this source. + * 3.) This code is not to be traded, sold, or used for personal + * gain or profit. + * + */ + +#include "rogue.h" + +static void flop_weapon(object *, short, short); +static object *get_thrown_at_monster(object *, short, short *, short *); +static boolean throw_at_monster(object *, object *); + +void +throw(void) +{ + short wch, d; + boolean first_miss = 1; + object *weapon; + short dir, row, col; + object *monster; + + while (!is_direction(dir = rgetchar(), &d)) { + sound_bell(); + if (first_miss) { + messagef(0, "direction? "); + first_miss = 0; + } + } + check_message(); + if (dir == CANCEL) { + return; + } + if ((wch = pack_letter("throw what?", WEAPON)) == CANCEL) { + return; + } + check_message(); + + if (!(weapon = get_letter_object(wch))) { + messagef(0, "no such item."); + return; + } + if ((weapon->in_use_flags & BEING_USED) && weapon->is_cursed) { + messagef(0, "%s", curse_message); + return; + } + row = rogue.row; col = rogue.col; + + if ((weapon->in_use_flags & BEING_WIELDED) && (weapon->quantity <= 1)) { + unwield(rogue.weapon); + } else if (weapon->in_use_flags & BEING_WORN) { + mv_aquatars(); + unwear(rogue.armor); + print_stats(STAT_ARMOR); + } else if (weapon->in_use_flags & ON_EITHER_HAND) { + un_put_on(weapon); + } + monster = get_thrown_at_monster(weapon, d, &row, &col); + mvaddch(rogue.row, rogue.col, rogue.fchar); + refresh(); + + if (rogue_can_see(row, col) && ((row != rogue.row) || (col != rogue.col))){ + mvaddch(row, col, get_dungeon_char(row, col)); + } + if (monster) { + wake_up(monster); + check_gold_seeker(monster); + + if (!throw_at_monster(monster, weapon)) { + flop_weapon(weapon, row, col); + } + } else { + flop_weapon(weapon, row, col); + } + vanish(weapon, 1, &rogue.pack); +} + +boolean +throw_at_monster(object *monster, object *weapon) +{ + short damage, hit_chance; + short t; + + hit_chance = get_hit_chance(weapon); + damage = get_weapon_damage(weapon); + if ((weapon->which_kind == ARROW) && + (rogue.weapon && (rogue.weapon->which_kind == BOW))) { + damage += get_weapon_damage(rogue.weapon); + damage = ((damage * 2) / 3); + hit_chance += (hit_chance / 3); + } else if ((weapon->in_use_flags & BEING_WIELDED) && + ((weapon->which_kind == DAGGER) || + (weapon->which_kind == SHURIKEN) || + (weapon->which_kind == DART))) { + damage = ((damage * 3) / 2); + hit_chance += (hit_chance / 3); + } + t = weapon->quantity; + weapon->quantity = 1; + snprintf(hit_message, HIT_MESSAGE_SIZE, "the %s", name_of(weapon)); + weapon->quantity = t; + + if (!rand_percent(hit_chance)) { + (void)strlcat(hit_message, "misses ", HIT_MESSAGE_SIZE); + return(0); + } + s_con_mon(monster); + (void)strlcat(hit_message, "hit ", HIT_MESSAGE_SIZE); + (void)mon_damage(monster, damage); + return(1); +} + +object * +get_thrown_at_monster(object *obj, short dir, short *row, short *col) +{ + short orow, ocol; + short i, ch; + + orow = *row; ocol = *col; + + ch = get_mask_char(obj->what_is); + + for (i = 0; i < 24; i++) { + get_dir_rc(dir, row, col, 0); + if ( (((*col <= 0) || (*col >= DCOLS-1)) || + (dungeon[*row][*col] == NOTHING)) || + ((dungeon[*row][*col] & (HORWALL | VERTWALL | HIDDEN)) && + (!(dungeon[*row][*col] & TRAP)))) { + *row = orow; + *col = ocol; + return(0); + } + if ((i != 0) && rogue_can_see(orow, ocol)) { + mvaddch(orow, ocol, get_dungeon_char(orow, ocol)); + } + if (rogue_can_see(*row, *col)) { + if (!(dungeon[*row][*col] & MONSTER)) { + mvaddch(*row, *col, ch); + } + refresh(); + } + orow = *row; ocol = *col; + if (dungeon[*row][*col] & MONSTER) { + if (!imitating(*row, *col)) { + return(object_at(&level_monsters, *row, *col)); + } + } + if (dungeon[*row][*col] & TUNNEL) { + i += 2; + } + } + return(0); +} + +void +flop_weapon(object *weapon, short row, short col) +{ + object *new_weapon, *monster; + short i = 0; + boolean found = 0; + short mch, dch; + unsigned short mon; + + if ((row < 0) || (row >= DROWS) || (col < 0) || (col >= DCOLS)) + clean_up("flop_weapon: weapon landed outside of dungeon"); + + while ((i < 9) && dungeon[row][col] & ~(FLOOR | TUNNEL | DOOR | MONSTER)) { + rand_around(i++, &row, &col); + if ((row > (DROWS-2)) || (row < MIN_ROW) || + (col > (DCOLS-1)) || (col < 0) || (!dungeon[row][col]) || + (dungeon[row][col] & ~(FLOOR | TUNNEL | DOOR | MONSTER))) { + continue; + } + found = 1; + break; + } + + if (found || (i == 0)) { + new_weapon = alloc_object(); + *new_weapon = *weapon; + new_weapon->in_use_flags = NOT_USED; + new_weapon->quantity = 1; + new_weapon->ichar = 'L'; + place_at(new_weapon, row, col); + if (rogue_can_see(row, col) && + ((row != rogue.row) || (col != rogue.col))) { + mon = dungeon[row][col] & MONSTER; + dungeon[row][col] &= (~MONSTER); + dch = get_dungeon_char(row, col); + if (mon) { + mch = mvinch(row, col); + if ((monster = object_at(&level_monsters, + row, col)) != NULL) { + monster->trail_char = dch; + } + if ((mch < 'A') || (mch > 'Z')) { + mvaddch(row, col, dch); + } + } else { + mvaddch(row, col, dch); + } + dungeon[row][col] |= mon; + } + } else { + short t; + + t = weapon->quantity; + weapon->quantity = 1; + messagef(0, "the %svanishes as it hits the ground", + name_of(weapon)); + weapon->quantity = t; + } +} + +void +rand_around(short i, short *r, short *c) +{ + static char pos[] = "\010\007\001\003\004\005\002\006\0"; + static short row, col; + short j; + + if (i == 0) { + short x, y, o, t; + + row = *r; + col = *c; + + o = get_rand(1, 8); + + for (j = 0; j < 5; j++) { + x = get_rand(0, 8); + y = (x + o) % 9; + t = pos[x]; + pos[x] = pos[y]; + pos[y] = t; + } + } + switch((short)pos[i]) { + case 0: + *r = row + 1; + *c = col + 1; + break; + case 1: + *r = row + 1; + *c = col - 1; + break; + case 2: + *r = row - 1; + *c = col + 1; + break; + case 3: + *r = row - 1; + *c = col - 1; + break; + case 4: + *r = row; + *c = col + 1; + break; + case 5: + *r = row + 1; + *c = col; + break; + case 6: + *r = row; + *c = col; + break; + case 7: + *r = row - 1; + *c = col; + break; + case 8: + *r = row; + *c = col - 1; + break; + } +} -- cgit v1.2.3