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Comparing deliantra/server/socket/info.C (file contents):
Revision 1.27 by root, Tue Dec 26 17:11:40 2006 UTC vs.
Revision 1.42 by root, Sun May 6 02:06:03 2007 UTC

1
2/* 1/*
3 CrossFire, A Multiplayer game for X-windows 2 * CrossFire, A Multiplayer game
4 3 *
4 * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team
5 Copyright (C) 2002 Mark Wedel & Crossfire Development Team 5 * Copyright (C) 2002 Mark Wedel & Crossfire Development Team
6 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (C) 1992 Frank Tore Johansen
7 7 *
8 This program is free software; you can redistribute it and/or modify 8 * This program 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 2 of the License, or 10 * the Free Software Foundation; either version 2 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,
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 GNU General Public License
19 along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 21 *
22 The authors can be reached via e-mail at <crossfire@schmorp.de> 22 * The authors can be reached via e-mail at <crossfire@schmorp.de>
23*/ 23 */
24 24
25/** 25/**
26 * \file 26 * \file
27 * Basic client output functions. 27 * Basic client output functions.
28 * 28 *
… …
86 86
87 if (pl->type == PLAYER) 87 if (pl->type == PLAYER)
88 esrv_print_msg (pl->contr->ns, colr, (char *) tmp); 88 esrv_print_msg (pl->contr->ns, colr, (char *) tmp);
89} 89}
90 90
91/** 91bool
92 * Prints out the contents of specified buffer structures, 92client::msg_suppressed (const char *msg)
93 * and clears the string.
94 */
95void
96flush_output_element (const object *pl, Output_Buf * outputs)
97{ 93{
98 char tbuf[MAX_BUF]; 94 if (!pl)
99
100 if (outputs->buf == NULL)
101 return; 95 return false;
102 if (outputs->count > 1) 96
103 { 97 if (pl->outputs_count <= 1 || !pl->outputs_sync)
104 snprintf (tbuf, MAX_BUF, "%d times %s", outputs->count, &outputs->buf); 98 return false;
105 print_message (NDI_BLACK, pl, tbuf); 99
100 int len = strlen (msg);
101
102 if (len > MSG_BUF_SIZE)
103 return false;
104
105 msg_buf *lru = msgbuf;
106 for (msg_buf *buf = msgbuf; buf < msgbuf + MSG_BUF_COUNT; ++buf)
106 } 107 {
107 else 108 if (len == buf->len && !memcmp (msg, buf->msg, len))
108 print_message (NDI_BLACK, pl, &outputs->buf);
109
110 outputs->buf = NULL;
111 outputs->first_update = 0; /* This way, it will be reused */
112}
113
114/**
115 * Sends message to player through output buffers.
116 * \param pl player to send message
117 * \param buf message to send
118 *
119 * If player's output_count is 1, sends message directly.
120 *
121 * Else checks output buffers for specified message.
122 *
123 * If found, checks if message should be sent now.
124 *
125 * If message not already in buffers, flushes olders buffer,
126 * and adds message to queue.
127 */
128static void
129check_output_buffers (const object *pl, const char *buf)
130{
131 int i, oldest = 0;
132
133 if (pl->contr->outputs_count < 2)
134 {
135 print_message (NDI_BLACK, pl, buf);
136 return;
137 }
138 else
139 {
140 for (i = 0; i < NUM_OUTPUT_BUFS; i++)
141 { 109 {
142 if (pl->contr->outputs[i].buf && !strcmp (buf, pl->contr->outputs[i].buf)) 110 // found matching buf, see if expired
111 if (buf->expire <= pticks || !buf->count)
143 break; 112 {
144 else if (pl->contr->outputs[i].first_update < pl->contr->outputs[oldest].first_update) 113 // yes, take over matching buffer, print
145 oldest = i; 114 buf->expire = pticks + pl->outputs_sync;
115 buf->count = pl->outputs_count;
116
117 return false;
118 }
119
120 // no, suppress
121 --buf->count;
122 return true;
146 } 123 }
147 /* We found a match */
148 if (i < NUM_OUTPUT_BUFS)
149 {
150 pl->contr->outputs[i].count++;
151 if (pl->contr->outputs[i].count >= pl->contr->outputs_count)
152 {
153 flush_output_element (pl, &pl->contr->outputs[i]);
154 }
155 }
156 /* No match - flush the oldest, and put the new one in */
157 else
158 {
159 flush_output_element (pl, &pl->contr->outputs[oldest]);
160 124
161 pl->contr->outputs[oldest].first_update = pticks; 125 if (lru->expire > buf->expire)
162 pl->contr->outputs[oldest].count = 1; 126 lru = buf;
163 pl->contr->outputs[oldest].buf = buf;
164 }
165 } 127 }
128
129 // new message, evoke oldest buffer
130 lru->expire = pticks + pl->outputs_sync;
131 lru->count = pl->outputs_count;
132 lru->len = len;
133 memcpy (lru->msg, msg, len);
134
135 return false;
166} 136}
167 137
168/** 138/**
169 * Sends message to player(s). 139 * Sends message to player(s).
170 * 140 *
… …
179 * in the flags. 149 * in the flags.
180 * 150 *
181 * If message is black, and not NDI_UNIQUE, gets sent through output buffers. 151 * If message is black, and not NDI_UNIQUE, gets sent through output buffers.
182 * 152 *
183 */ 153 */
184
185void 154void
186new_draw_info (int flags, int pri, const object *pl, const char *buf) 155new_draw_info (int flags, int pri, const object *op, const char *buf)
187{ 156{
188 if (flags & NDI_ALL) 157 if (flags & NDI_ALL)
189 { 158 {
190 for_all_players (pl) 159 for_all_players (pl)
191 new_draw_info (flags & ~NDI_ALL, pri, pl->ob, buf); 160 new_draw_info (flags & ~NDI_ALL, pri, pl->ob, buf);
192
193 return;
194 }
195
196 if (!pl || (pl->type == PLAYER && pl->contr == NULL))
197 { 161 }
198 /* Write to the socket? */
199 print_message (0, NULL, buf);
200 return;
201 }
202
203 if (pl->type != PLAYER)
204 return;
205
206 if (pri >= pl->contr->listening)
207 return;
208
209 if ((flags & NDI_COLOR_MASK) == NDI_BLACK && !(flags & NDI_UNIQUE))
210 /* following prints stuff out, as appropriate */
211 check_output_buffers (pl, buf);
212 else 162 else
163 {
164 if (!op || !op->contr || !op->contr->ns)
165 return;
166
167 if (pri >= op->contr->listening)
168 return;
169
170 if ((flags & (NDI_COLOR_MASK | NDI_UNIQUE)) != NDI_BLACK
171 || !op->contr->ns->msg_suppressed (buf))
213 print_message (flags & NDI_COLOR_MASK, pl, buf); 172 print_message (flags & NDI_COLOR_MASK, op, buf);
173 }
214} 174}
215 175
216/** 176/**
217 * Wrapper for new_draw_info printf-like. 177 * Wrapper for new_draw_info printf-like.
218 * 178 *
… …
225new_draw_info_format (int flags, int pri, const object *pl, const char *format, ...) 185new_draw_info_format (int flags, int pri, const object *pl, const char *format, ...)
226{ 186{
227 char buf[HUGE_BUF]; 187 char buf[HUGE_BUF];
228 188
229 va_list ap; 189 va_list ap;
230
231 va_start (ap, format); 190 va_start (ap, format);
232
233 vsnprintf (buf, HUGE_BUF, format, ap); 191 vsnprintf (buf, HUGE_BUF, format, ap);
234
235 va_end (ap); 192 va_end (ap);
236 193
237 new_draw_info (flags, pri, pl, buf); 194 new_draw_info (flags, pri, pl, buf);
238} 195}
239 196
… …
266} 223}
267 224
268void 225void
269draw_ext_info_format (int flags, int pri, const object *pl, uint8 type, uint8 subtype, const char *old_format, char *new_format, ...) 226draw_ext_info_format (int flags, int pri, const object *pl, uint8 type, uint8 subtype, const char *old_format, char *new_format, ...)
270{ 227{
271
272 char buf[HUGE_BUF]; 228 char buf[HUGE_BUF];
273 229
274 if (!pl || (pl->type != PLAYER) || (pl->contr == NULL)) 230 if (!pl || (pl->type != PLAYER) || (pl->contr == NULL))
275 return; 231 return;
276 232
… …
305 */ 261 */
306 262
307void 263void
308new_info_map_except (int color, maptile * map, object *op, const char *str) 264new_info_map_except (int color, maptile * map, object *op, const char *str)
309{ 265{
310 player *pl;
311
312 for_all_players (pl) 266 for_all_players (pl)
313 if (pl->ob != NULL && pl->ob->map == map && pl->ob != op) 267 if (pl->ob != NULL && pl->ob->map == map && pl->ob != op)
314 {
315 new_draw_info (color, 0, pl->ob, str); 268 new_draw_info (color, 0, pl->ob, str);
316 }
317} 269}
318 270
319/** 271/**
320 * Writes to everyone on the map except op1 and op2 272 * Writes to everyone on the map except op1 and op2
321 */ 273 */
322 274
323void 275void
324new_info_map_except2 (int color, maptile * map, object *op1, object *op2, const char *str) 276new_info_map_except2 (int color, maptile * map, object *op1, object *op2, const char *str)
325{ 277{
326 player *pl;
327
328 for_all_players (pl) 278 for_all_players (pl)
329 if (pl->ob != NULL && pl->ob->map == map && pl->ob != op1 && pl->ob != op2) 279 if (pl->ob != NULL && pl->ob->map == map && pl->ob != op1 && pl->ob != op2)
330 {
331 new_draw_info (color, 0, pl->ob, str); 280 new_draw_info (color, 0, pl->ob, str);
332 }
333} 281}
334 282
335/** 283/**
336 * Writes to everyone on the specified map 284 * Writes to everyone on the specified map
337 */ 285 */
338 286
339void 287void
340new_info_map (int color, maptile * map, const char *str) 288new_info_map (int color, maptile * map, const char *str)
341{ 289{
342 player *pl;
343
344 for_all_players (pl) 290 for_all_players (pl)
345 if (pl->ob != NULL && pl->ob->map == map) 291 if (pl->ob != NULL && pl->ob->map == map)
346 {
347 new_draw_info (color, 0, pl->ob, str); 292 new_draw_info (color, 0, pl->ob, str);
348 }
349} 293}
350
351 294
352/** 295/**
353 * This does nothing now. However, in theory, we should probably send 296 * This does nothing now. However, in theory, we should probably send
354 * something to the client and let the client figure out how it might want 297 * something to the client and let the client figure out how it might want
355 * to handle this 298 * to handle this
356 */ 299 */
357void 300void
358clear_win_info (object *op) 301clear_win_info (object *op)
359{ 302{
360}
361
362/**
363 * Get player's current range attack in obuf.
364 */
365void
366rangetostring (object *pl, char *obuf)
367{
368 switch (pl->contr->shoottype)
369 {
370 case range_none:
371 strcpy (obuf, "Range: nothing");
372 break;
373
374 case range_bow:
375 {
376 object *op;
377
378 for (op = pl->inv; op; op = op->below)
379 if (op->type == BOW && QUERY_FLAG (op, FLAG_APPLIED))
380 break;
381
382 if (op == NULL)
383 break;
384
385 sprintf (obuf, "Range: %s (%s)", query_base_name (op, 0), op->race ? (const char *) op->race : "nothing");
386 }
387 break;
388
389 case range_magic:
390 if (settings.casting_time == TRUE)
391 {
392 if (pl->casting_time > -1)
393 {
394 if (pl->casting_time == 0)
395 sprintf (obuf, "Range: Holding spell (%s)", &pl->spell->name);
396 else
397 sprintf (obuf, "Range: Casting spell (%s)", &pl->spell->name);
398 }
399 else
400 sprintf (obuf, "Range: spell (%s)", &pl->contr->ranges[range_magic]->name);
401 }
402 else
403 sprintf (obuf, "Range: spell (%s)", &pl->contr->ranges[range_magic]->name);
404 break;
405
406 case range_misc:
407 sprintf (obuf, "Range: %s", pl->contr->ranges[range_misc] ? query_base_name (pl->contr->ranges[range_misc], 0) : "none");
408 break;
409
410 /* range_scroll is only used for controlling golems. If the
411 * the player does not have a golem, reset some things.
412 */
413 case range_golem:
414 if (pl->contr->ranges[range_golem] != NULL)
415 sprintf (obuf, "Range: golem (%s)", &pl->contr->ranges[range_golem]->name);
416 else
417 {
418 pl->contr->shoottype = range_none;
419 strcpy (obuf, "Range: nothing");
420 }
421 break;
422
423 case range_skill:
424 sprintf (obuf, "Skill: %s", pl->chosen_skill != NULL ? (const char *) pl->chosen_skill->name : "none");
425 break;
426
427 case range_builder:
428 sprintf (obuf, "Builder: %s", query_base_name (pl->contr->ranges[range_builder], 0));
429 break;
430
431 default:
432 strcpy (obuf, "Range: illegal");
433 }
434} 303}
435 304
436/** 305/**
437 * Sets player title. 306 * Sets player title.
438 */ 307 */
… …
444 sprintf (buf, "Player: %s the %s", (const char *) pl->name, (const char *) pl->contr->title); 313 sprintf (buf, "Player: %s the %s", (const char *) pl->name, (const char *) pl->contr->title);
445 else 314 else
446 sprintf (buf, "Player: %s %s", (const char *) pl->name, (const char *) pl->contr->own_title); 315 sprintf (buf, "Player: %s %s", (const char *) pl->name, (const char *) pl->contr->own_title);
447} 316}
448 317
318// formerly a macro, used only by magic map, so optimised it out
319static inline faceidx
320GET_MAP_FACE (maptile *m, int x, int y, int layer)
321{
322 if (object *op = GET_MAP_FACE_OBJ (m, x, y, layer))
323 return op->face;
324 else
325 return 0;
326}
449 327
450/** 328/**
451 * Helper for magic map creation. 329 * Helper for magic map creation.
452 * 330 *
453 * Takes a player, the map_mark array and an x and y starting position. 331 * Takes a player, the map_mark array and an x and y starting position.
… …
462magic_mapping_mark_recursive (object *pl, char *map_mark, int px, int py) 340magic_mapping_mark_recursive (object *pl, char *map_mark, int px, int py)
463{ 341{
464 int x, y, dx, dy, mflags; 342 int x, y, dx, dy, mflags;
465 sint16 nx, ny; 343 sint16 nx, ny;
466 maptile *mp; 344 maptile *mp;
467 New_Face *f;
468 345
469 for (dx = -1; dx <= 1; dx++) 346 for (dx = -1; dx <= 1; dx++)
470 { 347 {
471 for (dy = -1; dy <= 1; dy++) 348 for (dy = -1; dy <= 1; dy++)
472 { 349 {
… …
484 if (mflags & P_OUT_OF_MAP) 361 if (mflags & P_OUT_OF_MAP)
485 continue; 362 continue;
486 363
487 if (map_mark[MAGIC_MAP_HALF + x + MAGIC_MAP_SIZE * (MAGIC_MAP_HALF + y)] == 0) 364 if (map_mark[MAGIC_MAP_HALF + x + MAGIC_MAP_SIZE * (MAGIC_MAP_HALF + y)] == 0)
488 { 365 {
489 f = GET_MAP_FACE (mp, nx, ny, 0); 366 int f = GET_MAP_FACE (mp, nx, ny, 0);
490 if (f == blank_face) 367 if (f == blank_face)
368 {
491 f = GET_MAP_FACE (mp, nx, ny, 1); 369 f = GET_MAP_FACE (mp, nx, ny, 1);
492 if (f == blank_face) 370 if (f == blank_face)
493 f = GET_MAP_FACE (mp, nx, ny, 2); 371 f = GET_MAP_FACE (mp, nx, ny, 2);
372 }
373
374 int magicmap = faces [f].magicmap;
494 375
495 /* Should probably have P_NO_MAGIC here also, but then shops don't 376 /* Should probably have P_NO_MAGIC here also, but then shops don't
496 * work. 377 * work.
497 */ 378 */
498 if (mflags & P_BLOCKSVIEW) 379 if (mflags & P_BLOCKSVIEW)
499 map_mark[MAGIC_MAP_HALF + x + MAGIC_MAP_SIZE * (MAGIC_MAP_HALF + y)] = FACE_WALL | (f ? f->magicmap : 0); 380 map_mark[MAGIC_MAP_HALF + x + MAGIC_MAP_SIZE * (MAGIC_MAP_HALF + y)] = FACE_WALL | magicmap;
500 else 381 else
501 { 382 {
502 map_mark[MAGIC_MAP_HALF + x + MAGIC_MAP_SIZE * (MAGIC_MAP_HALF + y)] = FACE_FLOOR | (f ? f->magicmap : 0); 383 map_mark[MAGIC_MAP_HALF + x + MAGIC_MAP_SIZE * (MAGIC_MAP_HALF + y)] = FACE_FLOOR | magicmap;
503 magic_mapping_mark_recursive (pl, map_mark, x, y); 384 magic_mapping_mark_recursive (pl, map_mark, x, y);
504 } 385 }
505 } 386 }
506 } 387 }
507 } 388 }
508} 389}
509 390
510
511/** 391/**
512 * Creates magic map for player. 392 * Creates magic map for player.
513 * 393 *
514 * Note: For improved magic mapping display, the space that blocks 394 * Note: For improved magic mapping display, the space that blocks
515 * the view is now marked with value 2. Any dependencies of map_mark 395 * the view is now marked with value 2. Any dependencies of map_mark
516 * being nonzero have been changed to check for 1. Also, since 396 * being nonzero have been changed to check for 1. Also, since
517 * map_mark is a char value, putting 2 in should cause no problems. 397 * map_mark is a char value, putting 2 in should cause no problems.
518 * 398 *
519 * This function examines the map the player is on, and determines what 399 * This function examines the map the player is on, and determines what
520 * is visible. 2 is set for walls or objects that blocks view. 1 400 * is visible. 2 is set for walls or objects that blocks view. 1
521 * is for open spaces. map_mark should already have been initialized 401 * is for open spaces. map_mark should already have been initialised
522 * to zero before this is called. 402 * to zero before this is called.
523 * strength is an initial strength*2 rectangular area that we automatically 403 * strength is an initial strength*2 rectangular area that we automatically
524 * see in/penetrate through. 404 * see in/penetrate through.
525 */ 405 */
526
527void 406void
528magic_mapping_mark (object *pl, char *map_mark, int strength) 407magic_mapping_mark (object *pl, char *map_mark, int strength)
529{ 408{
530 int x, y, mflags; 409 int x, y, mflags;
531 sint16 nx, ny; 410 sint16 nx, ny;
532 maptile *mp; 411 maptile *mp;
533 New_Face *f;
534 412
535 for (x = -strength; x < strength; x++) 413 for (x = -strength; x < strength; x++)
536 { 414 {
537 for (y = -strength; y < strength; y++) 415 for (y = -strength; y < strength; y++)
538 { 416 {
539 mp = pl->map; 417 mp = pl->map;
540 nx = pl->x + x; 418 nx = pl->x + x;
541 ny = pl->y + y; 419 ny = pl->y + y;
420
542 mflags = get_map_flags (pl->map, &mp, nx, ny, &nx, &ny); 421 mflags = get_map_flags (pl->map, &mp, nx, ny, &nx, &ny);
543 if (mflags & P_OUT_OF_MAP) 422 if (mflags & P_OUT_OF_MAP)
544 continue; 423 continue;
545 else 424
425 int f = GET_MAP_FACE (mp, nx, ny, 0);
426 if (f == blank_face)
546 { 427 {
547 f = GET_MAP_FACE (mp, nx, ny, 0);
548 if (f == blank_face)
549 f = GET_MAP_FACE (mp, nx, ny, 1); 428 f = GET_MAP_FACE (mp, nx, ny, 1);
550 if (f == blank_face) 429 if (f == blank_face)
551 f = GET_MAP_FACE (mp, nx, ny, 2); 430 f = GET_MAP_FACE (mp, nx, ny, 2);
552 } 431 }
553 432
433 int magicmap = faces [f].magicmap;
434
554 if (mflags & P_BLOCKSVIEW) 435 if (mflags & P_BLOCKSVIEW)
555 map_mark[MAGIC_MAP_HALF + x + MAGIC_MAP_SIZE * (MAGIC_MAP_HALF + y)] = FACE_WALL | (f ? f->magicmap : 0); 436 map_mark[MAGIC_MAP_HALF + x + MAGIC_MAP_SIZE * (MAGIC_MAP_HALF + y)] = FACE_WALL | magicmap;
556 else 437 else
557 { 438 {
558 map_mark[MAGIC_MAP_HALF + x + MAGIC_MAP_SIZE * (MAGIC_MAP_HALF + y)] = FACE_FLOOR | (f ? f->magicmap : 0); 439 map_mark[MAGIC_MAP_HALF + x + MAGIC_MAP_SIZE * (MAGIC_MAP_HALF + y)] = FACE_FLOOR | magicmap;
559 magic_mapping_mark_recursive (pl, map_mark, x, y); 440 magic_mapping_mark_recursive (pl, map_mark, x, y);
560 } 441 }
561 } 442 }
562 } 443 }
563} 444}
… …
568 * The following function is a lot messier than it really should be, 449 * The following function is a lot messier than it really should be,
569 * but there is no real easy solution. 450 * but there is no real easy solution.
570 * 451 *
571 * Mark Wedel 452 * Mark Wedel
572 */ 453 */
573
574void 454void
575draw_magic_map (object *pl) 455draw_magic_map (object *pl)
576{ 456{
577 char *map_mark = (char *)calloc (MAGIC_MAP_SIZE * MAGIC_MAP_SIZE, 1); 457 char *map_mark = (char *)calloc (MAGIC_MAP_SIZE * MAGIC_MAP_SIZE, 1);
578 int xmin, xmax, ymin, ymax; 458 int xmin, xmax, ymin, ymax;

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