1 | /* |
1 | /* |
2 | * static char *rcsid_map_c = |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * "$Id: random_map.h,v 1.1.1.1 2006/02/03 07:14:21 root Exp $"; |
3 | * |
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4 | * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
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5 | * Copyright (©) 2001 Mark Wedel & Crossfire Development Team |
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6 | * Copyright (©) 1992 Frank Tore Johansen |
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7 | * |
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8 | * Deliantra is free software: you can redistribute it and/or modify it under |
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9 | * the terms of the Affero GNU General Public License as published by the |
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10 | * Free Software Foundation, either version 3 of the License, or (at your |
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11 | * option) any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the Affero GNU General Public License |
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19 | * and the GNU General Public License along with this program. If not, see |
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20 | * <http://www.gnu.org/licenses/>. |
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21 | * |
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22 | * The authors can be reached via e-mail to <support@deliantra.net> |
4 | */ |
23 | */ |
5 | |
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6 | /* |
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7 | CrossFire, A Multiplayer game for X-windows |
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8 | |
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9 | Copyright (C) 2001 Mark Wedel & Crossfire Development Team |
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10 | Copyright (C) 1992 Frank Tore Johansen |
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11 | |
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12 | This program is free software; you can redistribute it and/or modify |
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13 | it under the terms of the GNU General Public License as published by |
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14 | the Free Software Foundation; either version 2 of the License, or |
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15 | (at your option) any later version. |
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16 | |
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17 | This program is distributed in the hope that it will be useful, |
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18 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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20 | GNU General Public License for more details. |
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21 | |
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22 | You should have received a copy of the GNU General Public License |
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23 | along with this program; if not, write to the Free Software |
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24 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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25 | |
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26 | The authors can be reached via e-mail at crossfire-devel@real-time.com |
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27 | */ |
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28 | |
24 | |
29 | #ifndef RANDOM_MAP_H |
25 | #ifndef RANDOM_MAP_H |
30 | #define RANDOM_MAP_H |
26 | #define RANDOM_MAP_H |
31 | |
27 | |
32 | typedef struct { |
28 | #include "util.h" |
33 | char wallstyle[512]; |
29 | |
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30 | struct random_map_params : zero_initialised |
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31 | { |
34 | char wall_name[512]; |
32 | char wall_name[512]; |
35 | char floorstyle[512]; |
33 | |
36 | char monsterstyle[512]; |
34 | int xsize, ysize; |
37 | char treasurestyle[512]; |
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38 | char layoutstyle[512]; |
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39 | char doorstyle[512]; |
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40 | char decorstyle[512]; |
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41 | char origin_map[512]; |
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42 | char final_map[512]; |
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43 | char exitstyle[512]; |
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44 | char this_map[512]; |
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45 | char exit_on_final_map[512]; |
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46 | |
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47 | int Xsize; |
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48 | int Ysize; |
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49 | int expand2x; |
35 | int expand2x; |
50 | int layoutoptions1; |
36 | int layoutoptions1; |
51 | int layoutoptions2; |
37 | int layoutoptions2; |
52 | int layoutoptions3; |
38 | int layoutoptions3; |
53 | int symmetry; |
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54 | int difficulty; |
39 | int difficulty; |
55 | int difficulty_given; |
40 | int difficulty_given; |
56 | float difficulty_increase; |
41 | float difficulty_increase; |
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42 | |
57 | int dungeon_level; |
43 | int dungeon_level; |
58 | int dungeon_depth; |
44 | int dungeon_depth; |
59 | int decoroptions; |
45 | |
60 | int orientation; |
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61 | int origin_y; |
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62 | int origin_x; |
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63 | int random_seed; |
46 | uint32_t random_seed; |
64 | long unsigned int total_map_hp; |
47 | uint64_t total_map_hp; |
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48 | |
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49 | HV *hv; |
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50 | |
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51 | shstr_tmp as_shstr () const; |
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52 | |
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53 | // fetch something from the options hash |
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54 | SV *get_sv (const char *option) const; |
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55 | const_utf8_string get_str (const char *option, const_utf8_string fallback = "") const; |
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56 | IV get_iv (const char *option, IV fallback = 0) const; |
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57 | UV get_uv (const char *option, UV fallback = 0) const; |
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58 | NV get_nv (const char *option, NV fallback = 0) const; |
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59 | |
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60 | void set (const char *option, SV *value) const; |
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61 | void set (const char *option, const_utf8_string value) const; |
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62 | void set (const char *option, IV value) const; |
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63 | void set (const char *option, UV value) const; |
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64 | void set (const char *option, NV value) const; |
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65 | |
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66 | void set (const char *option, int value) const { set (option, (IV)value); } |
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67 | |
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68 | // "private", adjusted sizes |
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69 | int Xsize; |
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70 | int Ysize; |
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71 | |
65 | int map_layout_style; |
72 | int map_layout_style; |
66 | int treasureoptions; |
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67 | int symmetry_used; |
73 | int symmetry_used; |
68 | region *region; |
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69 | } RMParms; |
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70 | |
74 | |
71 | int load_parameters(FILE *fp, int bufstate,RMParms *RP); |
75 | random_map_params (); |
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76 | random_map_params (random_map_params *RP); |
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77 | random_map_params (HV *hv); |
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78 | ~random_map_params (); |
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79 | }; |
72 | |
80 | |
73 | |
81 | enum { |
74 | #define ONION_LAYOUT 1 |
82 | LAYOUT_NONE, |
75 | #define MAZE_LAYOUT 2 |
83 | LAYOUT_ONION, |
76 | #define SPIRAL_LAYOUT 3 |
84 | LAYOUT_MAZE, |
77 | #define ROGUELIKE_LAYOUT 4 |
85 | LAYOUT_SPIRAL, |
78 | #define SNAKE_LAYOUT 5 |
86 | LAYOUT_ROGUELIKE, |
79 | #define SQUARE_SPIRAL_LAYOUT 6 |
87 | LAYOUT_SNAKE, |
80 | #define NROFLAYOUTS 6 |
88 | LAYOUT_SQUARE_SPIRAL, |
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89 | LAYOUT_CAVE, |
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90 | LAYOUT_CASTLE, |
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91 | LAYOUT_MULTIPLE, |
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92 | NROFLAYOUTS, |
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93 | }; |
81 | |
94 | |
82 | /* |
95 | /* |
83 | * Move these defines out of room_gen_onion.c to here, as |
96 | * Move these defines out of room_gen_onion.c to here, as |
84 | * other files (like square_spiral) also uses them. |
97 | * other files (like square_spiral) also uses them. |
85 | |
98 | |
… | |
… | |
92 | 16 irregularly/randomly spaced layers (default: regular) |
105 | 16 irregularly/randomly spaced layers (default: regular) |
93 | 32 outer wall off: i.e., no outer wall. |
106 | 32 outer wall off: i.e., no outer wall. |
94 | |
107 | |
95 | */ |
108 | */ |
96 | |
109 | |
97 | #define OPT_RANDOM 0 |
110 | enum { |
98 | #define OPT_CENTERED 1 |
111 | RMOPT_RANDOM = 0, |
99 | #define OPT_LINEAR 2 |
112 | RMOPT_CENTERED = 1, |
100 | #define OPT_BOTTOM_C 4 |
113 | RMOPT_LINEAR = 2, |
101 | #define OPT_BOTTOM_R 8 |
114 | RMOPT_BOTTOM_C = 4, |
102 | #define OPT_IRR_SPACE 16 |
115 | RMOPT_BOTTOM_R = 8, |
103 | #define OPT_WALL_OFF 32 |
116 | RMOPT_IRR_SPACE = 16, |
104 | #define OPT_WALLS_ONLY 64 |
117 | RMOPT_WALL_OFF = 32, |
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118 | RMOPT_WALLS_ONLY = 64, |
105 | #define OPT_NO_DOORS 256 /* Place walls insead of doors. Produces broken map. */ |
119 | RMOPT_NO_DOORS = 256, /* Place walls insead of doors. Produces broken map. */ |
106 | |
120 | }; |
107 | |
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108 | |
121 | |
109 | /* symmetry definitions--used in this file AND in treasure.c: |
122 | /* symmetry definitions--used in this file AND in treasure.c: |
110 | the numerical values matter so don't change them. */ |
123 | the numerical values matter so don't change them. */ |
111 | #define RANDOM_SYM 0 |
124 | enum { |
112 | #define NO_SYM 1 |
125 | SYMMETRY_RANDOM, |
113 | #define X_SYM 2 |
126 | SYMMETRY_NONE, |
114 | #define Y_SYM 3 |
127 | SYMMETRY_X, |
115 | #define XY_SYM 4 |
128 | SYMMETRY_Y, |
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129 | SYMMETRY_XY, |
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130 | }; |
116 | |
131 | |
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132 | // 12 has been experimentally :( determined ot be a lot more stable |
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133 | // than 11 or 10, leading to the assumption that something inherently |
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134 | // needs a minimum size of at least 12 |
117 | #define MIN_RANDOM_MAP_SIZE 10 |
135 | #define MIN_RANDOM_MAP_SIZE 12 |
118 | |
136 | |
119 | /* a macro to get a strongly centered random distribution, |
137 | // we often use signed chars for coordinates (and U8 for distances) |
120 | from 0 to x, centered at x/2 */ |
138 | #define MAX_RANDOM_MAP_SIZE 120 |
121 | #define BC_RANDOM(x) ((int) ((RANDOM() % (x)+RANDOM()%(x)+RANDOM()%(x))/3.)) |
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122 | |
139 | |
123 | int set_random_map_variable(RMParms *rp,const char *buf); |
140 | // a simple point helper struct |
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141 | struct point |
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142 | { |
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143 | int x; |
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144 | int y; |
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145 | |
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146 | point () |
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147 | { |
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148 | } |
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149 | |
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150 | point (int x, int y) |
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151 | : x(x), y(y) |
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152 | { |
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153 | } |
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154 | }; |
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155 | |
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156 | // |
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157 | // reference |
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158 | // |
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159 | // \0 floor only |
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160 | // # wall |
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161 | // D door |
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162 | // < entrance (traditionally up) |
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163 | // > exit (traditionally down) |
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164 | // C "center" (of onion maze) |
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165 | // . ?? (rogue) |
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166 | // |
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167 | |
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168 | // use this in new code |
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169 | INTERFACE_CLASS(layout) |
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170 | struct layout |
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171 | { |
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172 | typedef char cell; |
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173 | |
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174 | cell **data; |
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175 | int w, h; |
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176 | |
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177 | layout (int w, int h); |
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178 | layout (layout ©); |
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179 | |
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180 | // reference rect in other layout - will not keep the data alive, |
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181 | // so never swap with it's orig, or free the orig when in use. |
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182 | layout (layout &orig, int x1, int y1, int x2, int y2); |
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183 | |
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184 | ~layout (); |
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185 | |
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186 | operator cell **() const |
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187 | { |
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188 | return data; |
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189 | } |
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190 | |
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191 | void swap (layout &maze) |
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192 | { |
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193 | ::swap (maze.data, data); |
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194 | ::swap (maze.w , w ); |
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195 | ::swap (maze.h , h ); |
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196 | ::swap (maze.size, size); |
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197 | } |
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198 | |
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199 | MTH void swap (layout *maze) { swap (*maze); } |
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200 | |
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201 | // for debugging, print maze to stdout |
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202 | MTH void print () const; |
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203 | |
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204 | // simple inpainting |
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205 | MTH void fill (char fill); |
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206 | MTH void clear () { fill (0); } |
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207 | MTH void border (char fill = '#'); |
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208 | MTH void rect (int x1, int y1, int x2, int y2, char fill); // x2, y2 exclusive |
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209 | MTH void fill_rect (int x1, int y1, int x2, int y2, char fill); // x2, y2 exclusive |
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210 | |
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211 | MTH void fill_rand (int perc); |
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212 | MTH void replace (char from, char to); |
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213 | |
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214 | point find (char target, int mode = 0); // mode 0=random, 1=upleft, 2=upright, 3=downright, 4=downleft |
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215 | |
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216 | // makes sure all areas are connected |
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217 | // perturb = 0 - very horz/vert tunnels |
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218 | // perturb = 1 - straight but round |
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219 | // perturb = 2 - snaky tunnels |
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220 | MTH void isolation_remover (int perturb = 2); |
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221 | |
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222 | // generates a cave, subtype 0 is a rough cave, randomly open or closed |
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223 | MTH void gen_cave (int subtype); |
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224 | MTH void gen_castle (); // generates straightish structures |
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225 | |
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226 | // helper functions to modify the maze |
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227 | MTH void erode_1_2 (int c1, int c2 = -1, int repeat = 1); |
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228 | MTH void doorify (); |
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229 | MTH void roomify (); // make some rooms in it, works best on onions |
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230 | MTH void expand2x (); |
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231 | MTH void symmetrize (int symmetry); |
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232 | MTH void rotate (int rotation); // rotate by 1=90, 2=180, 3=270 degrees |
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233 | |
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234 | void generate (random_map_params *RP); |
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235 | private: |
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236 | int size; |
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237 | void alloc (int w, int h); |
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238 | }; |
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239 | |
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240 | // utility functions, to use rmg_rndm instead of rndm. |
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241 | static inline int |
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242 | rmg_find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop) |
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243 | { |
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244 | swap (rmg_rndm, rndm); |
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245 | int i = find_free_spot (ob, m, x, y, start, stop); |
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246 | swap (rmg_rndm, rndm); |
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247 | return i; |
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248 | } |
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249 | |
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250 | // something like a vector or stack, but without |
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251 | // out of bounds checking |
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252 | template<typename T> |
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253 | struct fixed_stack |
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254 | { |
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255 | T *data; |
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256 | int size; |
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257 | int max; |
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258 | |
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259 | fixed_stack () |
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260 | : size (0), data (0) |
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261 | { |
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262 | } |
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263 | |
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264 | fixed_stack (int max) |
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265 | : size (0), max (max) |
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266 | { |
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267 | data = salloc<T> (max); |
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268 | } |
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269 | |
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270 | void reset (int new_max) |
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271 | { |
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272 | sfree (data, max); |
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273 | size = 0; |
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274 | max = new_max; |
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275 | data = salloc<T> (max); |
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276 | } |
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277 | |
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278 | void free () |
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279 | { |
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280 | sfree (data, max); |
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281 | data = 0; |
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282 | } |
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283 | |
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284 | ~fixed_stack () |
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285 | { |
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286 | sfree (data, max); |
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287 | } |
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288 | |
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289 | T &operator[](int idx) |
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290 | { |
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291 | return data [idx]; |
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292 | } |
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293 | |
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294 | void push (T v) |
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295 | { |
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296 | data [size++] = v; |
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297 | } |
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298 | |
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299 | T &pop () |
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300 | { |
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301 | return data [--size]; |
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302 | } |
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303 | |
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304 | T remove (int idx) |
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305 | { |
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306 | T v = data [idx]; |
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307 | |
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308 | data [idx] = data [--size]; |
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309 | |
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310 | return v; |
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311 | } |
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312 | }; |
124 | |
313 | |
125 | #endif |
314 | #endif |
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315 | |