1 /* 2 * Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. 3 */ 4 5 #ifndef lint 6 static char rcsid[] = "$NetBSD: hack.mkmaze.c,v 1.3 1995/03/23 08:30:46 cgd Exp $"; 7 #endif /* not lint */ 8 9 #include "hack.h" 10 #include "def.mkroom.h" /* not really used */ 11 extern struct monst *makemon(); 12 extern struct permonst pm_wizard; 13 extern struct obj *mkobj_at(); 14 extern coord mazexy(); 15 struct permonst hell_hound = 16 { "hell hound", 'd', 12, 14, 2, 3, 6, 0 }; 17 18 makemaz() 19 { 20 int x,y; 21 register zx,zy; 22 coord mm; 23 boolean al = (dlevel >= 30 && !flags.made_amulet); 24 25 for(x = 2; x < COLNO-1; x++) 26 for(y = 2; y < ROWNO-1; y++) 27 levl[x][y].typ = (x%2 && y%2) ? 0 : HWALL; 28 if(al) { 29 register struct monst *mtmp; 30 31 zx = 2*(COLNO/4) - 1; 32 zy = 2*(ROWNO/4) - 1; 33 for(x = zx-2; x < zx+4; x++) for(y = zy-2; y <= zy+2; y++) { 34 levl[x][y].typ = 35 (y == zy-2 || y == zy+2 || x == zx-2 || x == zx+3) ? POOL : 36 (y == zy-1 || y == zy+1 || x == zx-1 || x == zx+2) ? HWALL: 37 ROOM; 38 } 39 (void) mkobj_at(AMULET_SYM, zx, zy); 40 flags.made_amulet = 1; 41 walkfrom(zx+4, zy); 42 if(mtmp = makemon(&hell_hound, zx, zy)) 43 mtmp->msleep = 1; 44 if(mtmp = makemon(PM_WIZARD, zx+1, zy)) { 45 mtmp->msleep = 1; 46 flags.no_of_wizards = 1; 47 } 48 } else { 49 mm = mazexy(); 50 zx = mm.x; 51 zy = mm.y; 52 walkfrom(zx,zy); 53 (void) mksobj_at(WAN_WISHING, zx, zy); 54 (void) mkobj_at(ROCK_SYM, zx, zy); /* put a rock on top of it */ 55 } 56 57 for(x = 2; x < COLNO-1; x++) 58 for(y = 2; y < ROWNO-1; y++) { 59 switch(levl[x][y].typ) { 60 case HWALL: 61 levl[x][y].scrsym = '-'; 62 break; 63 case ROOM: 64 levl[x][y].scrsym = '.'; 65 break; 66 } 67 } 68 for(x = rn1(8,11); x; x--) { 69 mm = mazexy(); 70 (void) mkobj_at(rn2(2) ? GEM_SYM : 0, mm.x, mm.y); 71 } 72 for(x = rn1(10,2); x; x--) { 73 mm = mazexy(); 74 (void) mkobj_at(ROCK_SYM, mm.x, mm.y); 75 } 76 mm = mazexy(); 77 (void) makemon(PM_MINOTAUR, mm.x, mm.y); 78 for(x = rn1(5,7); x; x--) { 79 mm = mazexy(); 80 (void) makemon((struct permonst *) 0, mm.x, mm.y); 81 } 82 for(x = rn1(6,7); x; x--) { 83 mm = mazexy(); 84 mkgold(0L,mm.x,mm.y); 85 } 86 for(x = rn1(6,7); x; x--) 87 mktrap(0,1,(struct mkroom *) 0); 88 mm = mazexy(); 89 levl[(xupstair = mm.x)][(yupstair = mm.y)].scrsym = '<'; 90 levl[xupstair][yupstair].typ = STAIRS; 91 xdnstair = ydnstair = 0; 92 } 93 94 walkfrom(x,y) int x,y; { 95 register int q,a,dir; 96 int dirs[4]; 97 levl[x][y].typ = ROOM; 98 while(1) { 99 q = 0; 100 for(a = 0; a < 4; a++) 101 if(okay(x,y,a)) dirs[q++]= a; 102 if(!q) return; 103 dir = dirs[rn2(q)]; 104 move(&x,&y,dir); 105 levl[x][y].typ = ROOM; 106 move(&x,&y,dir); 107 walkfrom(x,y); 108 } 109 } 110 111 move(x,y,dir) 112 register int *x, *y; 113 register int dir; 114 { 115 switch(dir){ 116 case 0: --(*y); break; 117 case 1: (*x)++; break; 118 case 2: (*y)++; break; 119 case 3: --(*x); break; 120 } 121 } 122 123 okay(x,y,dir) 124 int x,y; 125 register int dir; 126 { 127 move(&x,&y,dir); 128 move(&x,&y,dir); 129 if(x<3 || y<3 || x>COLNO-3 || y>ROWNO-3 || levl[x][y].typ != 0) 130 return(0); 131 else 132 return(1); 133 } 134 135 coord 136 mazexy(){ 137 coord mm; 138 mm.x = 3 + 2*rn2(COLNO/2 - 2); 139 mm.y = 3 + 2*rn2(ROWNO/2 - 2); 140 return mm; 141 } 142