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Comparing deliantra/server/include/map.h (file contents):
Revision 1.108 by root, Sun Dec 28 08:08:24 2008 UTC vs.
Revision 1.117 by root, Sun Nov 8 15:11:23 2009 UTC

3 * 3 *
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra 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 * Deliantra 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 3 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, see <http://www.gnu.org/licenses/>. 19 * and the GNU General Public License along with this program. If not, see
20 * <http://www.gnu.org/licenses/>.
20 * 21 *
21 * The authors can be reached via e-mail to <support@deliantra.net> 22 * The authors can be reached via e-mail to <support@deliantra.net>
22 */ 23 */
23 24
24/* 25/*
28 29
29#ifndef MAP_H 30#ifndef MAP_H
30#define MAP_H 31#define MAP_H
31 32
32#include <tr1/unordered_map> 33#include <tr1/unordered_map>
34
35//+GPL
33 36
34#include "region.h" 37#include "region.h"
35#include "cfperl.h" 38#include "cfperl.h"
36 39
37/* We set this size - this is to make magic map work properly on 40/* We set this size - this is to make magic map work properly on
90/* These are used in the MapLook flags element. They are not used in 93/* These are used in the MapLook flags element. They are not used in
91 * in the object flags structure. 94 * in the object flags structure.
92 */ 95 */
93#define P_BLOCKSVIEW 0x01 96#define P_BLOCKSVIEW 0x01
94#define P_NO_MAGIC 0x02 /* Spells (some) can't pass this object */ 97#define P_NO_MAGIC 0x02 /* Spells (some) can't pass this object */
95#define P_PLAYER 0x04 /* a player (or something seeing these objects) is on this mapspace */ 98#define P_NO_CLERIC 0x04 /* no clerical spells cast here */
96#define P_SAFE 0x08 /* If this is set the map tile is a safe space, 99#define P_SAFE 0x08 /* If this is set the map tile is a safe space,
97 * that means, nothing harmful can be done, 100 * that means, nothing harmful can be done,
98 * such as: bombs, potion usage, alchemy, spells 101 * such as: bombs, potion usage, alchemy, spells
99 * this was introduced to make shops safer 102 * this was introduced to make shops safer
100 * but is useful in other situations */ 103 * but is useful in other situations */
104
105#define P_PLAYER 0x10 /* a player (or something seeing these objects) is on this mapspace */
101#define P_IS_ALIVE 0x10 /* something alive is on this space */ 106#define P_IS_ALIVE 0x20 /* something alive is on this space */
102#define P_NO_CLERIC 0x20 /* no clerical spells cast here */
103
104#define P_UPTODATE 0x80 /* this space is up to date */ 107#define P_UPTODATE 0x80 // this space is up to date
105 108
106/* The following two values are not stored in the MapLook flags, but instead 109/* The following two values are not stored in the MapLook flags, but instead
107 * used in the get_map_flags value - that function is used to return 110 * used in the get_map_flags value - that function is used to return
108 * the flag value, as well as other conditions - using a more general 111 * the flag value, as well as other conditions - using a more general
109 * function that does more of the work can hopefully be used to replace 112 * function that does more of the work can hopefully be used to replace
120 */ 123 */
121INTERFACE_CLASS (mapspace) 124INTERFACE_CLASS (mapspace)
122struct mapspace 125struct mapspace
123{ 126{
124 object *ACC (RW, bot); 127 object *ACC (RW, bot);
125 object *ACC (RW, top); /* lowest/highest object on this space */ 128 object *ACC (RW, top); /* lowest/highest object on this space */
126 object *ACC (RW, faces_obj[MAP_LAYERS]);/* face objects for the 3 layers */ 129 object *ACC (RW, faces_obj[MAP_LAYERS]);/* face objects for the 3 layers */
127 uint32_t smell; // the last count a player was seen here, or 0
128 static uint32_t smellcount; // global smell counter
129 uint8 flags_; /* flags about this space (see the P_ values above) */ 130 uint8 flags_; /* flags about this space (see the P_ values above) */
130 sint8 ACC (RW, light); /* How much light this space provides */ 131 sint8 ACC (RW, light); /* How much light this space provides */
131 MoveType ACC (RW, move_block); /* What movement types this space blocks */ 132 MoveType ACC (RW, move_block); /* What movement types this space blocks */
132 MoveType ACC (RW, move_slow); /* What movement types this space slows */ 133 MoveType ACC (RW, move_slow); /* What movement types this space slows */
133 MoveType ACC (RW, move_on); /* What movement types are activated */ 134 MoveType ACC (RW, move_on); /* What movement types are activated */
134 MoveType ACC (RW, move_off); /* What movement types are activated */ 135 MoveType ACC (RW, move_off); /* What movement types are activated */
136 uint16_t ACC (RW, nrof_); // saturates at 64k
137 uint32_t ACC (RW, volume_); // ~dm³ (not cm³) (factor is actually 1024)
138 uint32_t ACC (RW, smell); // the last count a player was seen here, or 0
139 static uint32_t ACC (RW, smellcount); // global smell counter
140
141 uint32_t pad1_, pad2_; // pad to 64 bytes on 64 bit systems
142
143//-GPL
135 144
136 void update_ (); 145 void update_ ();
137 MTH void update () 146 MTH void update ()
138 { 147 {
139 if (!(flags_ & P_UPTODATE)) 148 // we take advantage of the fact that 0x80 is the sign bit
149 // to generate more efficient code on many cpus
150 assert (P_UPTODATE == 0x80);
151
152 if (expect_false (sint8 (flags_) < 0))
140 update_ (); 153 update_ ();
154
155 // must be true by now
156 assume (sint8 (flags_) < 0);
157 assume (flags_ & P_UPTODATE);
141 } 158 }
142 159
143 MTH uint8 flags () 160 MTH uint8 flags ()
144 { 161 {
145 update (); 162 update ();
162 op = 0; 179 op = 0;
163 180
164 return op; 181 return op;
165 } 182 }
166 183
184 MTH uint32 nrof ()
185 {
186 update ();
187 return nrof_;
188 }
189
167 // return the item volume on this mapspace in cm³ 190 // return the item volume on this mapspace in cm³
168 MTH uint64 volume () const; 191 MTH uint64 volume ()
192 {
193 update ();
194 return volume_ * 1024;
195 }
169 196
170 bool blocks (MoveType mt) const 197 bool blocks (MoveType mt) const
171 { 198 {
172 return move_block && (mt & move_block) == mt; 199 return move_block && (mt & move_block) == mt;
173 } 200 }
184 maptile *m; 211 maptile *m;
185 int x0, y0; 212 int x0, y0;
186 int x1, y1; 213 int x1, y1;
187 int dx, dy; // offset to go from local coordinates to original tile */ 214 int dx, dy; // offset to go from local coordinates to original tile */
188}; 215};
216
217//+GPL
189 218
190struct shopitems : zero_initialised 219struct shopitems : zero_initialised
191{ 220{
192 const char *name; /* name of the item in question, null if it is the default item */ 221 const char *name; /* name of the item in question, null if it is the default item */
193 const char *name_pl; /* plural name */ 222 const char *name_pl; /* plural name */
270 shstr ACC (RW, tile_path[4]); /* path to adjoining maps */ 299 shstr ACC (RW, tile_path[4]); /* path to adjoining maps */
271 maptile *ACC (RW, tile_map[4]); /* Next map, linked list */ 300 maptile *ACC (RW, tile_map[4]); /* Next map, linked list */
272 shstr ACC (RW, path); /* Filename of the map */ 301 shstr ACC (RW, path); /* Filename of the map */
273 int ACC (RW, max_nrof); // maximum nrof of any single item on a mapspace 302 int ACC (RW, max_nrof); // maximum nrof of any single item on a mapspace
274 uint64 ACC (RW, max_volume); // maximum volume for all items on a mapspace 303 uint64 ACC (RW, max_volume); // maximum volume for all items on a mapspace
304 int ACC (RW, max_items); // maximum number of items on a mapspace
305
306//-GPL
275 307
276 // the maptile:: is neccessary here for the perl interface to work 308 // the maptile:: is neccessary here for the perl interface to work
277 MTH sint8 darklevel (sint8 outside = maptile::outdoor_darkness) const 309 MTH sint8 darklevel (sint8 outside = maptile::outdoor_darkness) const
278 { 310 {
279 return clamp (outdoor ? darkness + outside : darkness, 0, MAX_DARKNESS); 311 return clamp (outdoor ? darkness + outside : darkness, 0, MAX_DARKNESS);
294 MTH void update_buttons (); 326 MTH void update_buttons ();
295 MTH int change_map_light (int change); 327 MTH int change_map_light (int change);
296 MTH int estimate_difficulty () const; 328 MTH int estimate_difficulty () const;
297 329
298 MTH void play_sound (faceidx sound, int x, int y) const; 330 MTH void play_sound (faceidx sound, int x, int y) const;
331 MTH void say_msg (const char *msg, int x, int y) const;
332
333 // connected links
334 oblinkpt *find_link (shstr_tmp id);
335 MTH void trigger (shstr_tmp id, int state = 1, object *activator = 0, object *originator = 0);
299 336
300 // set the given flag on all objects in the map 337 // set the given flag on all objects in the map
301 MTH void set_object_flag (int flag, int value = 1); 338 MTH void set_object_flag (int flag, int value = 1);
302 MTH void post_load_original (); 339 MTH void post_load_original ();
303 340
372 // a 0 map pointer. 409 // a 0 map pointer.
373 // the array will be stored in a static memory area, 410 // the array will be stored in a static memory area,
374 // so recursion is not atm. supported 411 // so recursion is not atm. supported
375 maprect *split_to_tiles (int x0, int y0, int x1, int y1); 412 maprect *split_to_tiles (int x0, int y0, int x1, int y1);
376}; 413};
414
415//+GPL
377 416
378/* This is used by get_rangevector to determine where the other 417/* This is used by get_rangevector to determine where the other
379 * creature is. get_rangevector takes into account map tiling, 418 * creature is. get_rangevector takes into account map tiling,
380 * so you just can not look the the map coordinates and get the 419 * so you just can not look the the map coordinates and get the
381 * righte value. distance_x/y are distance away, which 420 * righte value. distance_x/y are distance away, which
398// and so on. 437// and so on.
399int get_map_flags (maptile *oldmap, maptile **newmap, sint16 x, sint16 y, sint16 *nx, sint16 *ny); 438int get_map_flags (maptile *oldmap, maptile **newmap, sint16 x, sint16 y, sint16 *nx, sint16 *ny);
400int out_of_map (maptile *m, int x, int y); 439int out_of_map (maptile *m, int x, int y);
401maptile *get_map_from_coord (maptile *m, sint16 *x, sint16 *y); 440maptile *get_map_from_coord (maptile *m, sint16 *x, sint16 *y);
402void get_rangevector (object *op1, object *op2, rv_vector *retval, int flags); 441void get_rangevector (object *op1, object *op2, rv_vector *retval, int flags);
403void get_rangevector_from_mapcoord (const maptile *m, int x, int y, const object *op2, rv_vector *retval, int flags); 442void get_rangevector_from_mapcoord (const maptile *m, int x, int y, const object *op2, rv_vector *retval, int flags = 0 /*unused*/);
404int on_same_map (const object *op1, const object *op2); 443int on_same_map (const object *op1, const object *op2);
405int adjacent_map (const maptile *map1, const maptile *map2, int *dx, int *dy); 444int adjacent_map (const maptile *map1, const maptile *map2, int *dx, int *dy);
406 445
407// adjust map, x and y for tiled maps and return true if the position is valid at all 446// adjust map, x and y for tiled maps and return true if the position is valid at all
408static inline bool 447static inline bool
412 return 451 return
413 (IN_RANGE_EXC (x, 0, map->width) && IN_RANGE_EXC (y, 0, map->height)) 452 (IN_RANGE_EXC (x, 0, map->width) && IN_RANGE_EXC (y, 0, map->height))
414 || !(get_map_flags (map, &map, x, y, &x, &y) & P_OUT_OF_MAP); 453 || !(get_map_flags (map, &map, x, y, &x, &y) & P_OUT_OF_MAP);
415} 454}
416// comaptibility cruft end 455// comaptibility cruft end
456
457//-GPL
417 458
418inline mapspace & 459inline mapspace &
419object::ms () const 460object::ms () const
420{ 461{
421 return map->at (x, y); 462 return map->at (x, y);
513#define ordered_mapwalk_end \ 554#define ordered_mapwalk_end \
514 } \ 555 } \
515 } 556 }
516 557
517// loop over every space in the given maprect, 558// loop over every space in the given maprect,
518// setting m, nx, ny to the map and -coordinate and dx, dy to the offste relative to dx0,dy0 559// setting m, nx, ny to the map and -coordinate and dx, dy to the offset relative to dx0,dy0
519// the iterator code must be a single statement following this macro call, similar to "if" 560// the iterator code must be a single statement following this macro call, similar to "if"
520// "continue" will skip to the next space 561// "continue" will skip to the next space
521#define rect_mapwalk(rect,dx0,dy0) \ 562#define rect_mapwalk(rect,dx0,dy0) \
522 statementvar (maptile *, m, (rect)->m) \ 563 statementvar (maptile *, m, (rect)->m) \
523 for (int nx = (rect)->x0; nx < (rect)->x1; ++nx) \ 564 for (int nx = (rect)->x0; nx < (rect)->x1; ++nx) \
524 for (int ny = (rect)->y0; ny < (rect)->y1; ++ny) \ 565 for (int ny = (rect)->y0; ny < (rect)->y1; ++ny) \
525 statementvar (int, dx, nx + (rect)->dx - (dx0)) \ 566 statementvar (int, dx, nx + (rect)->dx - (dx0)) \
526 statementvar (int, dy, ny + (rect)->dy - (dy0)) 567 statementvar (int, dy, ny + (rect)->dy - (dy0))
527 568
528// same as above, but the walk will not follow any particular 569// same as ordered_mapwalk, but the walk will not follow any particular
529// order (unorded), but is likely faster. 570// order (unorded), but is likely faster.
530// m will be set to the map (never 0!), nx, ny to the map coord, dx, dy to the offset relative to op 571// m will be set to the map (never 0!), nx, ny to the map coord, dx, dy to the offset relative to op
531// "continue" will skip to the next space 572// "continue" will skip to the next space
532#define unordered_mapwalk(op,dx0,dy0,dx1,dy1) \ 573#define unordered_mapwalk_at(map,ox,oy,dx0,dy0,dx1,dy1) \
533 for (maprect *r_e_c_t = (op)->map->split_to_tiles ( \ 574 for (maprect *r_e_c_t = (map)->split_to_tiles ( \
534 (op)->x + (dx0) , (op)->y + (dy0) , \ 575 (ox) + (dx0) , (oy) + (dy0) , \
535 (op)->x + (dx1) + 1, (op)->y + (dy1) + 1); \ 576 (ox) + (dx1) + 1, (oy) + (dy1) + 1); \
536 r_e_c_t->m; \ 577 r_e_c_t->m; \
537 ++r_e_c_t) \ 578 ++r_e_c_t) \
538 rect_mapwalk (r_e_c_t, (op)->x, (op)->y) 579 rect_mapwalk (r_e_c_t, (ox), (oy))
580
581#define unordered_mapwalk(op,dx0,dy0,dx1,dy1) \
582 unordered_mapwalk_at (op->map, op->x, op->y, dx0, dy0, dx1, dy1)
539 583
540#endif 584#endif
541 585

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