| 1 | /* |
1 | /* |
| 2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
| 3 | * |
3 | * |
| 4 | * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
4 | * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
| 5 | * Copyright (©) 2002-2005 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2002-2005 Mark Wedel & Crossfire Development Team |
| 6 | * Copyright (©) 1992 Frank Tore Johansen |
6 | * Copyright (©) 1992 Frank Tore Johansen |
| 7 | * |
7 | * |
| 8 | * Deliantra is free software: you can redistribute it and/or modify it under |
8 | * Deliantra is free software: you can redistribute it and/or modify it under |
| 9 | * the terms of the Affero GNU General Public License as published by the |
9 | * the terms of the Affero GNU General Public License as published by the |
| … | |
… | |
| 50 | #define MAGIC_MAP_SIZE 50 |
50 | #define MAGIC_MAP_SIZE 50 |
| 51 | #define MAGIC_MAP_HALF MAGIC_MAP_SIZE/2 |
51 | #define MAGIC_MAP_HALF MAGIC_MAP_SIZE/2 |
| 52 | |
52 | |
| 53 | #define MAP_LAYERS 3 |
53 | #define MAP_LAYERS 3 |
| 54 | |
54 | |
| 55 | // tile map index |
55 | // tile map index - toggling the lowest bit reverses direction |
| 56 | enum { |
56 | enum |
|
|
57 | { |
| 57 | TILE_NORTH, |
58 | TILE_NORTH, |
| 58 | TILE_EAST, |
|
|
| 59 | TILE_SOUTH, |
59 | TILE_SOUTH, |
| 60 | TILE_WEST, |
60 | TILE_WEST, |
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|
61 | TILE_EAST, |
| 61 | TILE_UP, |
62 | TILE_UP, |
| 62 | TILE_DOWN, |
63 | TILE_DOWN, |
| 63 | TILE_NUM, |
64 | TILE_NUM |
| 64 | }; |
65 | }; |
| 65 | |
66 | |
|
|
67 | #define REVERSE_TILE_DIR(dir) ((dir) ^ 1) |
|
|
68 | |
| 66 | /* Values for in_memory below */ |
69 | /* Values for state below */ |
| 67 | enum { |
70 | enum |
| 68 | MAP_ACTIVE, |
71 | { |
| 69 | MAP_INACTIVE, // not used atm. |
72 | MAP_SWAPPED, // header loaded, nothing else |
| 70 | MAP_SWAPPED, |
73 | MAP_INACTIVE, // in memory, linkable, but not active |
| 71 | MAP_LOADING, |
74 | MAP_ACTIVE, // running! |
| 72 | MAP_SAVING, |
|
|
| 73 | }; |
75 | }; |
| 74 | |
76 | |
| 75 | /* GET_MAP_FLAGS really shouldn't be used very often - get_map_flags should |
77 | /* GET_MAP_FLAGS really shouldn't be used very often - get_map_flags should |
| 76 | * really be used, as it is multi tile aware. However, there are some cases |
78 | * really be used, as it is multi tile aware. However, there are some cases |
| 77 | * where it is known the map is not tiled or the values are known |
79 | * where it is known the map is not tiled or the values are known |
| … | |
… | |
| 91 | * should almost always be using out_of_map instead, which takes into account |
93 | * should almost always be using out_of_map instead, which takes into account |
| 92 | * map tiling. |
94 | * map tiling. |
| 93 | */ |
95 | */ |
| 94 | #define OUT_OF_REAL_MAP(M,X,Y) (!(IN_RANGE_EXC ((X), 0, (M)->width) && IN_RANGE_EXC ((Y), 0, (M)->height))) |
96 | #define OUT_OF_REAL_MAP(M,X,Y) (!(IN_RANGE_EXC ((X), 0, (M)->width) && IN_RANGE_EXC ((Y), 0, (M)->height))) |
| 95 | |
97 | |
| 96 | /* These are used in the MapLook flags element. They are not used in |
98 | /* These are used in the mapspace flags element. They are not used in |
| 97 | * in the object flags structure. |
99 | * in the object flags structure. |
| 98 | */ |
100 | */ |
| 99 | #define P_BLOCKSVIEW 0x01 |
101 | #define P_BLOCKSVIEW 0x01 |
| 100 | #define P_NO_MAGIC 0x02 /* Spells (some) can't pass this object */ |
102 | #define P_NO_MAGIC 0x02 /* Spells (some) can't pass this object */ |
| 101 | #define P_NO_CLERIC 0x04 /* no clerical spells cast here */ |
103 | #define P_NO_CLERIC 0x04 /* no clerical spells cast here */ |
| … | |
… | |
| 115 | * function that does more of the work can hopefully be used to replace |
117 | * function that does more of the work can hopefully be used to replace |
| 116 | * lots of duplicate checks currently in the code. |
118 | * lots of duplicate checks currently in the code. |
| 117 | */ |
119 | */ |
| 118 | #define P_OUT_OF_MAP 0x10000 /* This space is outside the map */ |
120 | #define P_OUT_OF_MAP 0x10000 /* This space is outside the map */ |
| 119 | #define P_NEW_MAP 0x20000 /* Coordinates passed result in a new tiled map */ |
121 | #define P_NEW_MAP 0x20000 /* Coordinates passed result in a new tiled map */ |
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122 | |
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123 | // persistent flags (pflags) in mapspace |
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124 | enum |
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125 | { |
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126 | PF_VIS_UP = 0x01, // visible upwards, set by upmap, cleared by mapspace |
|
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127 | }; |
| 120 | |
128 | |
| 121 | /* Instead of having numerous arrays that have information on a |
129 | /* Instead of having numerous arrays that have information on a |
| 122 | * particular space (was map, floor, floor2, map_ob), |
130 | * particular space (was map, floor, floor2, map_ob), |
| 123 | * have this structure take care of that information. |
131 | * have this structure take care of that information. |
| 124 | * This puts it all in one place, and should also make it easier |
132 | * This puts it all in one place, and should also make it easier |
| … | |
… | |
| 139 | uint16_t ACC (RW, items_); // saturates at 64k |
147 | uint16_t ACC (RW, items_); // saturates at 64k |
| 140 | uint32_t ACC (RW, volume_); // ~dm³ (not cm³) (factor is actually 1024) |
148 | uint32_t ACC (RW, volume_); // ~dm³ (not cm³) (factor is actually 1024) |
| 141 | uint32_t ACC (RW, smell); // the last count a player was seen here, or 0 |
149 | uint32_t ACC (RW, smell); // the last count a player was seen here, or 0 |
| 142 | static uint32_t ACC (RW, smellcount); // global smell counter |
150 | static uint32_t ACC (RW, smellcount); // global smell counter |
| 143 | |
151 | |
| 144 | uint32_t pad1_, pad2_; // pad to 64 bytes on 64 bit systems |
152 | uint8_t pflags; // additional, persistent flags |
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|
153 | uint8_t pad [3]; // pad to 64 bytes on LP64 systems |
| 145 | |
154 | |
| 146 | //-GPL |
155 | //-GPL |
| 147 | |
156 | |
| 148 | void update_ (); |
157 | void update_ (); |
| 149 | MTH void update () |
158 | MTH void update () |
| … | |
… | |
| 165 | { |
174 | { |
| 166 | update (); |
175 | update (); |
| 167 | return flags_; |
176 | return flags_; |
| 168 | } |
177 | } |
| 169 | |
178 | |
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179 | MTH void update_up (); |
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180 | |
| 170 | MTH void invalidate () |
181 | MTH void invalidate () |
| 171 | { |
182 | { |
| 172 | flags_ = 0; |
183 | flags_ = 0; |
| 173 | } |
184 | |
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185 | if (pflags) |
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186 | update_up (); |
| 174 | |
187 | } |
|
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188 | |
| 175 | MTH object *player () |
189 | MTH object *player () |
| 176 | { |
190 | { |
| 177 | object *op; |
191 | object *op; |
| 178 | |
192 | |
| 179 | if (flags () & P_PLAYER) |
193 | if (flags () & P_PLAYER) |
| … | |
… | |
| 215 | maptile *m; |
229 | maptile *m; |
| 216 | int x0, y0; |
230 | int x0, y0; |
| 217 | int x1, y1; |
231 | int x1, y1; |
| 218 | int dx, dy; // offset to go from local coordinates to original tile */ |
232 | int dx, dy; // offset to go from local coordinates to original tile */ |
| 219 | }; |
233 | }; |
|
|
234 | |
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235 | // (refcounted) list of objects on this map that need physics processing |
|
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236 | struct physics_queue |
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237 | : unordered_vector<object *> |
|
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238 | { |
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239 | int i; // already processed |
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240 | physics_queue (); |
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241 | ~physics_queue (); |
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242 | object *pop (); |
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243 | }; |
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244 | |
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|
245 | #define PHYSICS_QUEUES 16 // "activity" at least every 16 ticks |
| 220 | |
246 | |
| 221 | //+GPL |
247 | //+GPL |
| 222 | |
248 | |
| 223 | struct shopitems : zero_initialised |
249 | struct shopitems : zero_initialised |
| 224 | { |
250 | { |
| … | |
… | |
| 266 | bool ACC (RW, dirty); /* if true, something was inserted or removed */ |
292 | bool ACC (RW, dirty); /* if true, something was inserted or removed */ |
| 267 | bool ACC (RW, no_reset); // must not reset this map |
293 | bool ACC (RW, no_reset); // must not reset this map |
| 268 | bool ACC (RW, fixed_resettime); /* if true, reset time is not affected by |
294 | bool ACC (RW, fixed_resettime); /* if true, reset time is not affected by |
| 269 | * players entering/exiting map |
295 | * players entering/exiting map |
| 270 | */ |
296 | */ |
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297 | uint8 ACC (RW, state); /* If not true, the map has been freed and must |
|
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298 | * be loaded before used. The map,omap and map_ob |
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299 | * arrays will be allocated when the map is loaded */ |
| 271 | sint32 ACC (RW, timeout); /* swapout is set to this */ |
300 | sint32 ACC (RW, timeout); /* swapout is set to this */ |
| 272 | sint32 ACC (RW, swap_time); /* When it reaches 0, the map will be swapped out */ |
301 | sint32 ACC (RW, swap_time); /* When it reaches 0, the map will be swapped out */ |
| 273 | uint32 ACC (RW, in_memory); /* If not true, the map has been freed and must |
|
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| 274 | * be loaded before used. The map,omap and map_ob |
|
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| 275 | * arrays will be allocated when the map is loaded */ |
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| 276 | sint16 players; /* How many players are on this map right now */ |
302 | sint16 players; /* How many players are on this map right now */ |
| 277 | uint16 ACC (RW, difficulty); /* What level the player should be to play here */ |
303 | uint16 ACC (RW, difficulty); /* What level the player should be to play here */ |
| 278 | |
304 | |
| 279 | bool ACC (RW, per_player); |
305 | bool ACC (RW, per_player); |
| 280 | bool ACC (RW, per_party); |
306 | bool ACC (RW, per_party); |
| … | |
… | |
| 299 | uint64 ACC (RW, max_volume); // maximum volume for all items on a mapspace |
325 | uint64 ACC (RW, max_volume); // maximum volume for all items on a mapspace |
| 300 | int ACC (RW, max_items); // maximum number of items on a mapspace |
326 | int ACC (RW, max_items); // maximum number of items on a mapspace |
| 301 | |
327 | |
| 302 | //-GPL |
328 | //-GPL |
| 303 | |
329 | |
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330 | physics_queue pq[PHYSICS_QUEUES]; |
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331 | MTH void queue_physics (object *ob, int after = 0); |
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332 | MTH void queue_physics_at (int x, int y); |
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333 | MTH int run_physics (tick_t tick, int max_objects); |
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334 | MTH void activate_physics (); |
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335 | |
| 304 | // the maptile:: is neccessary here for the perl interface to work |
336 | // the maptile:: is neccessary here for the perl interface to work |
| 305 | MTH sint8 darklevel (sint8 outside = maptile::outdoor_darkness) const |
337 | MTH sint8 darklevel (sint8 outside = maptile::outdoor_darkness) const |
| 306 | { |
338 | { |
| 307 | return clamp (outdoor ? darkness + outside : darkness, 0, MAX_DARKNESS); |
339 | return clamp (outdoor ? darkness + outside : darkness, 0, MAX_DARKNESS); |
| 308 | } |
340 | } |
| … | |
… | |
| 365 | ~maptile (); |
397 | ~maptile (); |
| 366 | |
398 | |
| 367 | void do_destroy (); |
399 | void do_destroy (); |
| 368 | void gather_callbacks (AV *&callbacks, event_type event) const; |
400 | void gather_callbacks (AV *&callbacks, event_type event) const; |
| 369 | |
401 | |
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402 | MTH bool linkable () { return state >= MAP_INACTIVE; } |
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403 | |
| 370 | MTH int size () const { return width * height; } |
404 | MTH int size () const { return width * height; } |
| 371 | |
405 | |
| 372 | MTH object *insert (object *op, int x, int y, object *originator = 0, int flags = 0); |
406 | MTH object *insert (object *op, int x, int y, object *originator = 0, int flags = 0); |
| 373 | |
407 | |
| 374 | MTH void touch () { last_access = runtime; } |
408 | MTH void touch () { last_access = runtime; } |
| 375 | |
409 | |
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410 | // returns the map at given direction. if the map isn't linked yet, |
|
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411 | // it will either return false (if load is false), or otherwise try to link |
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412 | // it - if linking fails because the map is not loaded yet, it will |
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413 | // start loading the map and return 0. |
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414 | // thus, if you get 0, the map exists and load is true, then some later |
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415 | // call (some tick or so later...) will eventually succeed. |
| 376 | MTH maptile *tile_available (int dir, bool load = true); |
416 | MTH maptile *tile_available (int dir, bool load = true); |
| 377 | |
417 | |
| 378 | // find the map that is at coordinate x|y relative to this map |
418 | // find the map that is at coordinate x|y relative to this map |
| 379 | // TODO: need a better way than passing by reference |
419 | // TODO: need a better way than passing by reference |
| 380 | // TODO: make perl interface |
420 | // TODO: make perl interface |
| … | |
… | |
| 560 | } \ |
600 | } \ |
| 561 | } |
601 | } |
| 562 | |
602 | |
| 563 | extern dynbuf mapwalk_buf; // can be used in simple non-recursive situations |
603 | extern dynbuf mapwalk_buf; // can be used in simple non-recursive situations |
| 564 | |
604 | |
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605 | // special "grave" map used to store all removed objects |
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606 | // till they can be destroyed - saves a lot of checks in the rest |
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607 | // of the code |
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608 | struct freed_map |
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609 | : maptile |
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610 | { |
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611 | freed_map () |
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612 | : maptile (3, 3) |
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613 | { |
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614 | path = "<freed objects map>"; |
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615 | name = "/internal/freed_objects_map"; |
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616 | no_drop = 1; |
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617 | no_reset = 1; |
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618 | |
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619 | state = MAP_ACTIVE; |
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620 | } |
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621 | |
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622 | ~freed_map () |
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623 | { |
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624 | destroy (); |
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625 | } |
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626 | }; |
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627 | |
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628 | // initialised in common/shstr.C, due to shstr usage we need defined |
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629 | // initialisation order! |
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630 | extern struct freed_map freed_map; // freed objects are moved here to avoid crashes |
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631 | |
| 565 | // loop over every space in the given maprect, |
632 | // loop over every space in the given maprect, |
| 566 | // setting m, nx, ny to the map and -coordinate and dx, dy to the offset relative to dx0,dy0 |
633 | // setting m, nx, ny to the map and -coordinate and dx, dy to the offset relative to dx0,dy0 |
| 567 | // the iterator code must be a single statement following this macro call, similar to "if" |
634 | // the iterator code must be a single statement following this macro call, similar to "if" |
| 568 | // "continue" will skip to the next space |
635 | // "continue" will skip to the next space |
| 569 | #define rect_mapwalk(rect,dx0,dy0) \ |
636 | #define rect_mapwalk(rect,dx0,dy0) \ |
