src/grid.h

   1 /*
   2  * File: grid.h
   3  * Purpose: header file for grid.c, used only in dungeon generation
   4  * files (generate.c, rooms.c)
   5  */
   6
   7 /*
   8  * Copyright (c) 1989 James E. Wilson, Robert A. Koeneke
   9  *
  10  * This software may be copied and distributed for educational, research, and
  11  * not for profit purposes provided that this copyright and statement are
  12  * included in all such copies.
  13  */
  14
  15
  16 /* Macros */
  17
  18 #define set_cave_feat(Y,X,F)    (cave[(Y)][(X)].feat = (F))
  19 #define add_cave_info(Y,X,I)    (cave[(Y)][(X)].info |= (I))
  20
  21 /* This should not be used */
  22 /*#define set_cave_info(Y,X,I)    (cave[(Y)][(X)].info = (I)) */
  23
  24 #define place_rubble(Y,X)       set_cave_feat(Y,X,FEAT_RUBBLE)
  25 #define place_up_stairs(Y,X)    set_cave_feat(Y,X,FEAT_LESS)
  26 #define place_down_stairs(Y,X)  set_cave_feat(Y,X,FEAT_MORE)
  27
  28 #define is_floor_bold(Y,X) (cave[Y][X].info & CAVE_FLOOR)
  29 #define is_extra_bold(Y,X) (cave[Y][X].info & CAVE_EXTRA)
  30 #define is_inner_bold(Y,X) (cave[Y][X].info & CAVE_INNER)
  31 #define is_outer_bold(Y,X) (cave[Y][X].info & CAVE_OUTER)
  32 #define is_solid_bold(Y,X) (cave[Y][X].info & CAVE_SOLID)
  33
  34 #define is_floor_grid(C) ((C)->info & CAVE_FLOOR)
  35 #define is_extra_grid(C) ((C)->info & CAVE_EXTRA)
  36 #define is_inner_grid(C) ((C)->info & CAVE_INNER)
  37 #define is_outer_grid(C) ((C)->info & CAVE_OUTER)
  38 #define is_solid_grid(C) ((C)->info & CAVE_SOLID)
  39
  40 #define place_floor_bold(Y, X) \
  41 { \
  42         set_cave_feat(Y,X,floor_type[randint0(100)]); \
  43         cave[Y][X].info &= ~(CAVE_MASK); \
  44         add_cave_info(Y,X,CAVE_FLOOR); \
  45 }
  46
  47 #define place_floor_grid(C) \
  48 { \
  49         (C)->feat = floor_type[randint0(100)]; \
  50         (C)->info &= ~(CAVE_MASK); \
  51         (C)->info |= CAVE_FLOOR; \
  52 }
  53
  54 #define place_extra_bold(Y, X) \
  55 { \
  56         set_cave_feat(Y,X,fill_type[randint0(100)]); \
  57         cave[Y][X].info &= ~(CAVE_MASK); \
  58         add_cave_info(Y,X,CAVE_EXTRA); \
  59 }
  60
  61 #define place_extra_grid(C) \
  62 { \
  63         (C)->feat = fill_type[randint0(100)]; \
  64         (C)->info &= ~(CAVE_MASK); \
  65         (C)->info |= CAVE_EXTRA; \
  66 }
  67
  68 #define place_extra_perm_bold(Y, X) \
  69 { \
  70         set_cave_feat(Y,X,FEAT_PERM); \
  71         cave[Y][X].info &= ~(CAVE_MASK); \
  72         add_cave_info(Y,X,CAVE_EXTRA); \
  73 }
  74
  75 #define place_extra_perm_grid(C) \
  76 { \
  77         (C)->feat = FEAT_PERM; \
  78         (C)->info &= ~(CAVE_MASK); \
  79         (C)->info |= CAVE_EXTRA; \
  80 }
  81
  82 #define place_extra_noperm_bold(Y, X) \
  83 { \
  84         feature_type *_f_ptr; \
  85         set_cave_feat(Y,X,fill_type[randint0(100)]); \
  86         _f_ptr = &f_info[cave[Y][X].feat]; \
  87         if (permanent_wall(_f_ptr)) cave[Y][X].feat = feat_state(cave[Y][X].feat, FF_UNPERM); \
  88         cave[Y][X].info &= ~(CAVE_MASK); \
  89         add_cave_info(Y,X,CAVE_EXTRA); \
  90 }
  91
  92 #define place_inner_bold(Y, X) \
  93 { \
  94         set_cave_feat(Y,X,feat_wall_inner); \
  95         cave[Y][X].info &= ~(CAVE_MASK); \
  96         add_cave_info(Y,X,CAVE_INNER); \
  97 }
  98
  99 #define place_inner_grid(C) \
 100 { \
 101         (C)->feat = feat_wall_inner; \
 102         (C)->info &= ~(CAVE_MASK); \
 103         (C)->info |= CAVE_INNER; \
 104 }
 105
 106 #define place_inner_perm_bold(Y, X) \
 107 { \
 108         set_cave_feat(Y,X,FEAT_PERM); \
 109         cave[Y][X].info &= ~(CAVE_MASK); \
 110         add_cave_info(Y,X,CAVE_INNER); \
 111 }
 112
 113 #define place_inner_perm_grid(C) \
 114 { \
 115         (C)->feat = FEAT_PERM; \
 116         (C)->info &= ~(CAVE_MASK); \
 117         (C)->info |= CAVE_INNER; \
 118 }
 119
 120 #define place_outer_bold(Y, X) \
 121 { \
 122         set_cave_feat(Y,X,feat_wall_outer); \
 123         cave[Y][X].info &= ~(CAVE_MASK); \
 124         add_cave_info(Y,X,CAVE_OUTER); \
 125 }
 126
 127 #define place_outer_grid(C) \
 128 { \
 129         (C)->feat = feat_wall_outer; \
 130         (C)->info &= ~(CAVE_MASK); \
 131         (C)->info |= CAVE_OUTER; \
 132 }
 133
 134 #define place_outer_perm_bold(Y, X) \
 135 { \
 136         set_cave_feat(Y,X,FEAT_PERM); \
 137         cave[Y][X].info &= ~(CAVE_MASK); \
 138         add_cave_info(Y,X,CAVE_OUTER); \
 139 }
 140
 141 #define place_outer_perm_grid(C) \
 142 { \
 143         (C)->feat = FEAT_PERM; \
 144         (C)->info &= ~(CAVE_MASK); \
 145         (C)->info |= CAVE_OUTER; \
 146 }
 147
 148 #define place_outer_noperm_bold(Y, X) \
 149 { \
 150         feature_type *_f_ptr = &f_info[feat_wall_outer]; \
 151         if (permanent_wall(_f_ptr)) set_cave_feat(Y, X, feat_state(feat_wall_outer, FF_UNPERM)); \
 152         else set_cave_feat(Y,X,feat_wall_outer); \
 153         cave[Y][X].info &= ~(CAVE_MASK); \
 154         add_cave_info(Y,X,(CAVE_OUTER | CAVE_VAULT)); \
 155 }
 156
 157 #define place_outer_noperm_grid(C) \
 158 { \
 159         feature_type *_f_ptr = &f_info[feat_wall_outer]; \
 160         if (permanent_wall(_f_ptr)) (C)->feat = feat_state(feat_wall_outer, FF_UNPERM); \
 161         else (C)->feat = feat_wall_outer; \
 162         (C)->info &= ~(CAVE_MASK); \
 163         (C)->info |= (CAVE_OUTER | CAVE_VAULT); \
 164 }
 165
 166 #define place_solid_bold(Y, X) \
 167 { \
 168         set_cave_feat(Y,X,feat_wall_solid); \
 169         cave[Y][X].info &= ~(CAVE_MASK); \
 170         add_cave_info(Y,X,CAVE_SOLID); \
 171 }
 172
 173 #define place_solid_grid(C) \
 174 { \
 175         (C)->feat = feat_wall_solid; \
 176         (C)->info &= ~(CAVE_MASK); \
 177         (C)->info |= CAVE_SOLID; \
 178 }
 179
 180 #define place_solid_perm_bold(Y, X) \
 181 { \
 182         set_cave_feat(Y,X,FEAT_PERM); \
 183         cave[Y][X].info &= ~(CAVE_MASK); \
 184         add_cave_info(Y,X,CAVE_SOLID); \
 185 }
 186
 187 #define place_solid_perm_grid(C) \
 188 { \
 189         (C)->feat = FEAT_PERM; \
 190         (C)->info &= ~(CAVE_MASK); \
 191         (C)->info |= CAVE_SOLID; \
 192 }
 193
 194 #define place_solid_noperm_bold(Y, X) \
 195 { \
 196         feature_type *_f_ptr = &f_info[feat_wall_solid]; \
 197         if ((cave[Y][X].info & CAVE_VAULT) && permanent_wall(_f_ptr)) \
 198                 set_cave_feat(Y, X, feat_state(feat_wall_solid, FF_UNPERM)); \
 199         else set_cave_feat(Y,X,feat_wall_solid); \
 200         cave[Y][X].info &= ~(CAVE_MASK); \
 201         add_cave_info(Y,X,CAVE_SOLID); \
 202 }
 203
 204 #define place_solid_noperm_grid(C) \
 205 { \
 206         feature_type *_f_ptr = &f_info[feat_wall_solid]; \
 207         if (((C)->info & CAVE_VAULT) && permanent_wall(_f_ptr)) \
 208                 (C)->feat = feat_state(feat_wall_solid, FF_UNPERM); \
 209         else (C)->feat = feat_wall_solid; \
 210         (C)->info &= ~(CAVE_MASK); \
 211         (C)->info |= CAVE_SOLID; \
 212 }
 213
 214
 215 /* Externs */
 216
 217 extern bool new_player_spot(void);
 218
 219 extern void place_random_stairs(int y, int x);
 220 extern void place_random_door(int y, int x, bool room);
 221 extern void place_closed_door(int y, int x);
 222 extern void place_floor(int x1, int x2, int y1, int y2, bool light);
 223 extern void place_room(int x1, int x2, int y1, int y2, bool light);
 224 extern void vault_monsters(int y1, int x1, int num);
 225 extern void vault_objects(int y, int x, int num);
 226 extern void vault_trap_aux(int y, int x, int yd, int xd);
 227 extern void vault_traps(int y, int x, int yd, int xd, int num);
 228
 229 extern int next_to_walls(int y, int x);
 230 extern void correct_dir(int *rdir, int *cdir, int y1, int x1, int y2, int x2);
 231
 232 extern void rand_dir(int *rdir, int *cdir);
 233
 234 extern bool get_is_floor(int x, int y);
 235 extern void set_floor(int x, int y);
 236
 237 extern void build_tunnel(int row1, int col1, int row2, int col2);
 238 extern bool build_tunnel2(int x1, int y1, int x2, int y2, int type, int cutoff);