/* $OpenBSD: hack.mkmaze.c,v 1.4 2003/05/19 06:30:56 pjanzen Exp $ */ /* * Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica, * Amsterdam * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * - Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * - 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. * * - Neither the name of the Stichting Centrum voor Wiskunde en * Informatica, 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 COPYRIGHT HOLDERS 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 COPYRIGHT OWNER * 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. */ /* * Copyright (c) 1982 Jay Fenlason * All rights reserved. * * 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. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED ``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 AUTHOR 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. */ #ifndef lint static const char rcsid[] = "$OpenBSD: hack.mkmaze.c,v 1.4 2003/05/19 06:30:56 pjanzen Exp $"; #endif /* not lint */ #include "hack.h" extern struct permonst pm_wizard; struct permonst hell_hound = { "hell hound", 'd', 12, 14, 2, 3, 6, 0 }; static void walkfrom(int, int); static void move(int *, int *, int); static int okay(int, int, int); void makemaz() { int x,y; int zx,zy; coord mm; boolean al = (dlevel >= 30 && !flags.made_amulet); for(x = 2; x < COLNO-1; x++) for(y = 2; y < ROWNO-1; y++) levl[x][y].typ = (x%2 && y%2) ? 0 : HWALL; if(al) { struct monst *mtmp; zx = 2*(COLNO/4) - 1; zy = 2*(ROWNO/4) - 1; for(x = zx-2; x < zx+4; x++) for(y = zy-2; y <= zy+2; y++) { levl[x][y].typ = (y == zy-2 || y == zy+2 || x == zx-2 || x == zx+3) ? POOL : (y == zy-1 || y == zy+1 || x == zx-1 || x == zx+2) ? HWALL: ROOM; } (void) mkobj_at(AMULET_SYM, zx, zy); flags.made_amulet = 1; walkfrom(zx+4, zy); if ((mtmp = makemon(&hell_hound, zx, zy))) mtmp->msleep = 1; if ((mtmp = makemon(PM_WIZARD, zx+1, zy))) { mtmp->msleep = 1; flags.no_of_wizards = 1; } } else { mm = mazexy(); zx = mm.x; zy = mm.y; walkfrom(zx,zy); (void) mksobj_at(WAN_WISHING, zx, zy); (void) mkobj_at(ROCK_SYM, zx, zy); /* put a rock on top of it */ } for(x = 2; x < COLNO-1; x++) for(y = 2; y < ROWNO-1; y++) { switch(levl[x][y].typ) { case HWALL: levl[x][y].scrsym = '-'; break; case ROOM: levl[x][y].scrsym = '.'; break; } } for(x = rn1(8,11); x; x--) { mm = mazexy(); (void) mkobj_at(rn2(2) ? GEM_SYM : 0, mm.x, mm.y); } for(x = rn1(10,2); x; x--) { mm = mazexy(); (void) mkobj_at(ROCK_SYM, mm.x, mm.y); } mm = mazexy(); (void) makemon(PM_MINOTAUR, mm.x, mm.y); for(x = rn1(5,7); x; x--) { mm = mazexy(); (void) makemon((struct permonst *) 0, mm.x, mm.y); } for(x = rn1(6,7); x; x--) { mm = mazexy(); mkgold(0L,mm.x,mm.y); } for(x = rn1(6,7); x; x--) mktrap(0,1,(struct mkroom *) 0); mm = mazexy(); levl[(int)(xupstair = mm.x)][(int)(yupstair = mm.y)].scrsym = '<'; levl[(int)xupstair][(int)yupstair].typ = STAIRS; xdnstair = ydnstair = 0; } static void walkfrom(int x, int y) { int q,a,dir; int dirs[4]; levl[x][y].typ = ROOM; while(1) { q = 0; for(a = 0; a < 4; a++) if(okay(x,y,a)) dirs[q++]= a; if(!q) return; dir = dirs[rn2(q)]; move(&x,&y,dir); levl[x][y].typ = ROOM; move(&x,&y,dir); walkfrom(x,y); } } static void move(int *x, int *y, int dir) { switch(dir){ case 0: --(*y); break; case 1: (*x)++; break; case 2: (*y)++; break; case 3: --(*x); break; } } static int okay(int x, int y, int dir) { move(&x,&y,dir); move(&x,&y,dir); if(x<3 || y<3 || x>COLNO-3 || y>ROWNO-3 || levl[x][y].typ != 0) return(0); else return(1); } coord mazexy() { coord mm; mm.x = 3 + 2*rn2(COLNO/2 - 2); mm.y = 3 + 2*rn2(ROWNO/2 - 2); return mm; }