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