1 | /* |
1 | /* |
2 | * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * |
3 | * |
4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
4 | * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 2002-2005,2007 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2002-2005,2007 Mark Wedel & Crossfire Development Team |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
7 | * |
7 | * |
8 | * Crossfire TRT is free software: you can redistribute it and/or modify |
8 | * Deliantra is free software: you can redistribute it and/or modify |
9 | * it under the terms of the GNU General Public License as published by |
9 | * it under the terms of the GNU General Public License as published by |
10 | * the Free Software Foundation, either version 3 of the License, or |
10 | * the Free Software Foundation, either version 3 of the License, or |
11 | * (at your option) any later version. |
11 | * (at your 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, |
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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 GNU General Public License |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
20 | * |
20 | * |
21 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
21 | * The authors can be reached via e-mail to <support@deliantra.net> |
22 | */ |
22 | */ |
23 | |
23 | |
24 | /* |
24 | /* |
25 | * The maptile is allocated each time a new map is opened. |
25 | * The maptile is allocated each time a new map is opened. |
26 | * It contains pointers (very indirectly) to all objects on the map. |
26 | * It contains pointers (very indirectly) to all objects on the map. |
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47 | #define MAGIC_MAP_SIZE 50 |
47 | #define MAGIC_MAP_SIZE 50 |
48 | #define MAGIC_MAP_HALF MAGIC_MAP_SIZE/2 |
48 | #define MAGIC_MAP_HALF MAGIC_MAP_SIZE/2 |
49 | |
49 | |
50 | #define MAP_LAYERS 3 |
50 | #define MAP_LAYERS 3 |
51 | |
51 | |
52 | /* Values for in_memory below. Should probably be an enumerations */ |
52 | /* Values for in_memory below */ |
53 | enum { |
53 | enum { |
54 | MAP_IN_MEMORY, |
54 | MAP_ACTIVE, |
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55 | MAP_INACTIVE, // not used atm. |
55 | MAP_SWAPPED, |
56 | MAP_SWAPPED, |
56 | MAP_LOADING, |
57 | MAP_LOADING, |
57 | MAP_SAVING, |
58 | MAP_SAVING, |
58 | }; |
59 | }; |
59 | |
60 | |
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103 | */ |
104 | */ |
104 | #define P_OUT_OF_MAP 0x10000 /* This space is outside the map */ |
105 | #define P_OUT_OF_MAP 0x10000 /* This space is outside the map */ |
105 | #define P_NEW_MAP 0x20000 |
106 | #define P_NEW_MAP 0x20000 |
106 | /* Coordinates passed result in a new tiled map */ |
107 | /* Coordinates passed result in a new tiled map */ |
107 | |
108 | |
108 | /* P_NO_PASS is used for ob_blocked() return value. It needs |
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109 | * to be here to make sure the bits don't match with anything. |
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110 | */ |
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111 | #define P_NO_PASS 0x80000 |
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112 | |
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113 | /* Instead of having numerous arrays that have information on a |
109 | /* Instead of having numerous arrays that have information on a |
114 | * particular space (was map, floor, floor2, map_ob), |
110 | * particular space (was map, floor, floor2, map_ob), |
115 | * have this structure take care of that information. |
111 | * have this structure take care of that information. |
116 | * This puts it all in one place, and should also make it easier |
112 | * This puts it all in one place, and should also make it easier |
117 | * to extend information about a space. |
113 | * to extend information about a space. |
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154 | return 0; |
150 | return 0; |
155 | } |
151 | } |
156 | |
152 | |
157 | // return the item volume on this mapspace in cm³ |
153 | // return the item volume on this mapspace in cm³ |
158 | uint64 volume () const; |
154 | uint64 volume () const; |
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155 | |
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156 | bool blocks (MoveType mt) const |
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157 | { |
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158 | return move_block && (mt & move_block) == mt; |
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159 | } |
159 | }; |
160 | }; |
160 | |
161 | |
161 | struct shopitems : zero_initialised |
162 | struct shopitems : zero_initialised |
162 | { |
163 | { |
163 | const char *name; /* name of the item in question, null if it is the default item */ |
164 | const char *name; /* name of the item in question, null if it is the default item */ |
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324 | bool generate_random_map (random_map_params *RP); |
325 | bool generate_random_map (random_map_params *RP); |
325 | |
326 | |
326 | static maptile *find_async (const char *path, maptile *original = 0, bool load = true);//PERL |
327 | static maptile *find_async (const char *path, maptile *original = 0, bool load = true);//PERL |
327 | static maptile *find_sync (const char *path, maptile *original = 0);//PERL |
328 | static maptile *find_sync (const char *path, maptile *original = 0);//PERL |
328 | static maptile *find_style_sync (const char *dir, const char *file = 0);//PERL |
329 | static maptile *find_style_sync (const char *dir, const char *file = 0);//PERL |
329 | MTH object *pick_random_object () const; |
330 | object *pick_random_object (rand_gen &gen = rndm) const; |
330 | |
331 | |
331 | mapspace const &at (uint32 x, uint32 y) const { return spaces [x * height + y]; } |
332 | mapspace const &at (uint32 x, uint32 y) const { return spaces [x * height + y]; } |
332 | mapspace &at (uint32 x, uint32 y) { return spaces [x * height + y]; } |
333 | mapspace &at (uint32 x, uint32 y) { return spaces [x * height + y]; } |
333 | }; |
334 | }; |
334 | |
335 | |
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348 | int distance_y; |
349 | int distance_y; |
349 | int direction; |
350 | int direction; |
350 | object *part; |
351 | object *part; |
351 | }; |
352 | }; |
352 | |
353 | |
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354 | // comaptibility cruft start |
353 | //TODO: these should be refactored into things like xy_normalise |
355 | //TODO: these should be refactored into things like xy_normalise |
354 | // and so on. |
356 | // and so on. |
355 | int get_map_flags (maptile *oldmap, maptile **newmap, sint16 x, sint16 y, sint16 *nx, sint16 *ny); |
357 | int get_map_flags (maptile *oldmap, maptile **newmap, sint16 x, sint16 y, sint16 *nx, sint16 *ny); |
356 | int ob_blocked (const object *ob, maptile *m, sint16 x, sint16 y); |
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357 | int out_of_map (maptile *m, int x, int y); |
358 | int out_of_map (maptile *m, int x, int y); |
358 | maptile *get_map_from_coord (maptile *m, sint16 *x, sint16 *y); |
359 | maptile *get_map_from_coord (maptile *m, sint16 *x, sint16 *y); |
359 | void get_rangevector (object *op1, object *op2, rv_vector *retval, int flags); |
360 | void get_rangevector (object *op1, object *op2, rv_vector *retval, int flags); |
360 | void get_rangevector_from_mapcoord (const maptile *m, int x, int y, const object *op2, rv_vector *retval, int flags); |
361 | void get_rangevector_from_mapcoord (const maptile *m, int x, int y, const object *op2, rv_vector *retval, int flags); |
361 | int on_same_map (const object *op1, const object *op2); |
362 | int on_same_map (const object *op1, const object *op2); |
362 | int adjacent_map (const maptile *map1, const maptile *map2, int *dx, int *dy); |
363 | int adjacent_map (const maptile *map1, const maptile *map2, int *dx, int *dy); |
363 | |
364 | |
364 | // adjust map, x and y for tiled maps and return true if the position is valid at all |
365 | // adjust map, x and y for tiled maps and return true if the position is valid at all |
365 | inline bool |
366 | static inline bool |
366 | xy_normalise (maptile *&map, sint16 &x, sint16 &y) |
367 | xy_normalise (maptile *&map, sint16 &x, sint16 &y) |
367 | { |
368 | { |
368 | // when in range, do a quick return, otherwise go the slow route |
369 | // when in range, do a quick return, otherwise go the slow route |
369 | return |
370 | return |
370 | (IN_RANGE_EXC (x, 0, map->width) && IN_RANGE_EXC (y, 0, map->height)) |
371 | (IN_RANGE_EXC (x, 0, map->width) && IN_RANGE_EXC (y, 0, map->height)) |
371 | || !(get_map_flags (map, &map, x, y, &x, &y) & P_OUT_OF_MAP); |
372 | || !(get_map_flags (map, &map, x, y, &x, &y) & P_OUT_OF_MAP); |
372 | } |
373 | } |
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374 | // comaptibility cruft end |
373 | |
375 | |
374 | inline mapspace & |
376 | inline mapspace & |
375 | object::ms () const |
377 | object::ms () const |
376 | { |
378 | { |
377 | return map->at (x, y); |
379 | return map->at (x, y); |
378 | } |
380 | } |
379 | |
381 | |
380 | // not used anywhere *yet* |
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381 | struct mapxy { |
382 | struct mapxy { |
382 | maptile *m; |
383 | maptile *m; |
383 | sint16 x, y; |
384 | sint16 x, y; |
384 | |
385 | |
385 | mapxy (maptile *m, sint16 x, sint16 y) |
386 | mapxy (maptile *m, sint16 x, sint16 y) |
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388 | |
389 | |
389 | mapxy (object *op) |
390 | mapxy (object *op) |
390 | : m(op->map), x(op->x), y(op->y) |
391 | : m(op->map), x(op->x), y(op->y) |
391 | { } |
392 | { } |
392 | |
393 | |
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394 | mapxy &move (int dx, int dy) |
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395 | { |
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396 | x += dx; |
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397 | y += dy; |
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398 | |
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399 | return *this; |
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400 | } |
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401 | |
393 | mapxy &move (int dir) |
402 | mapxy &move (int dir) |
394 | { |
403 | { |
395 | x += freearr_x [dir]; |
404 | return move (freearr_x [dir], freearr_y [dir]); |
396 | y += freearr_y [dir]; |
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397 | |
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398 | return *this; |
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399 | } |
405 | } |
400 | |
406 | |
401 | operator void *() const { return (void *)m; } |
407 | operator void *() const { return (void *)m; } |
402 | mapxy &operator =(const object *op) |
408 | mapxy &operator =(const object *op) |
403 | { |
409 | { |
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407 | |
413 | |
408 | return *this; |
414 | return *this; |
409 | } |
415 | } |
410 | |
416 | |
411 | mapspace *operator ->() const { return &m->at (x, y); } |
417 | mapspace *operator ->() const { return &m->at (x, y); } |
412 | mapspace *operator * () const { return &m->at (x, y); } |
418 | mapspace &operator * () const { return m->at (x, y); } |
413 | |
419 | |
414 | bool normalise () |
420 | bool normalise () |
415 | { |
421 | { |
416 | return xy_normalise (m, x, y); |
422 | return xy_normalise (m, x, y); |
417 | } |
423 | } |