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Comparing deliantra/server/socket/request.C (file contents):
Revision 1.142 by root, Sat Dec 20 02:32:31 2008 UTC vs.
Revision 1.150 by root, Mon Oct 12 14:00:59 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 (©) 2001,2007 Mark Wedel 5 * Copyright (©) 2001,2007 Mark Wedel
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/**
98 */ 99 */
99 mx = ns->mapx; 100 mx = ns->mapx;
100 my = ns->mapy; 101 my = ns->mapy;
101 102
102 /* the x and y here are coordinates for the new map, i.e. if we moved 103 /* the x and y here are coordinates for the new map, i.e. if we moved
103 * (dx,dy), newmap[x][y] = oldmap[x-dx][y-dy]. For this reason, 104 * (dx,dy), newmap[x][y] = oldmap[x-dx][y-dy]. For this reason,
104 * if the destination x or y coordinate is outside the viewable 105 * if the destination x or y coordinate is outside the viewable
105 * area, we clear the values - otherwise, the old values 106 * area, we clear the values - otherwise, the old values
106 * are preserved, and the check_head thinks it needs to clear them. 107 * are preserved, and the check_head thinks it needs to clear them.
107 */ 108 */
108 for (x = 0; x < mx; x++) 109 for (x = 0; x < mx; x++)
109 {
110 for (y = 0; y < my; y++) 110 for (y = 0; y < my; y++)
111 {
112 if (x >= ns->mapx || y >= ns->mapy) 111 if (x >= ns->mapx || y >= ns->mapy)
113 /* clear cells outside the viewable area */ 112 /* clear cells outside the viewable area */
114 memset (&newmap.cells[x][y], 0, sizeof (struct MapCell)); 113 memset (&newmap.cells[x][y], 0, sizeof (struct MapCell));
115 else if ((x + dx) < 0 || (x + dx) >= ns->mapx || (y + dy) < 0 || (y + dy) >= ns->mapy) 114 else if ((x + dx) < 0 || (x + dx) >= ns->mapx || (y + dy) < 0 || (y + dy) >= ns->mapy)
116 /* clear newly visible tiles within the viewable area */ 115 /* clear newly visible tiles within the viewable area */
117 memset (&(newmap.cells[x][y]), 0, sizeof (struct MapCell)); 116 memset (&(newmap.cells[x][y]), 0, sizeof (struct MapCell));
118 else 117 else
119 memcpy (&(newmap.cells[x][y]), &(ns->lastmap.cells[x + dx][y + dy]), sizeof (struct MapCell)); 118 memcpy (&(newmap.cells[x][y]), &(ns->lastmap.cells[x + dx][y + dy]), sizeof (struct MapCell));
120 }
121 }
122 119
123 memcpy (&(ns->lastmap), &newmap, sizeof (struct Map)); 120 memcpy (&(ns->lastmap), &newmap, sizeof (struct Map));
124 121
125 /* Make sure that the next "map1" command will be sent (even if it is 122 /* Make sure that the next "map1" command will be sent (even if it is
126 * empty). 123 * empty).
212 else if (socket.current_x != ob->x || socket.current_y != ob->y) 209 else if (socket.current_x != ob->x || socket.current_y != ob->y)
213 { 210 {
214 int dx = ob->x - socket.current_x; 211 int dx = ob->x - socket.current_x;
215 int dy = ob->y - socket.current_y; 212 int dy = ob->y - socket.current_y;
216 213
217 if (socket.buggy_mapscroll && (abs (dx) > 8 || abs (dy) > 8))
218 clear_map (pl); // current (<= 1.9.1) clients have unchecked buffer overflows
219 else
220 {
221 socket_map_scroll (&socket, ob->x - socket.current_x, ob->y - socket.current_y); 214 socket_map_scroll (&socket, ob->x - socket.current_x, ob->y - socket.current_y);
222 socket.floorbox_reset (); 215 socket.floorbox_reset ();
223 }
224 } 216 }
225 217
226 socket.current_x = ob->x; 218 socket.current_x = ob->x;
227 socket.current_y = ob->y; 219 socket.current_y = ob->y;
228} 220}
408AddMeCmd (char *buf, int len, client *ns) 400AddMeCmd (char *buf, int len, client *ns)
409{ 401{
410 INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len)); 402 INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len));
411} 403}
412 404
413/** Reply to ExtendedInfos command */
414void
415ToggleExtendedInfos (char *buf, int len, client * ns)
416{
417 char cmdback[MAX_BUF];
418 char command[50];
419 int info, nextinfo;
420
421 cmdback[0] = '\0';
422 nextinfo = 0;
423
424 while (1)
425 {
426 /* 1. Extract an info */
427 info = nextinfo;
428
429 while ((info < len) && (buf[info] == ' '))
430 info++;
431
432 if (info >= len)
433 break;
434
435 nextinfo = info + 1;
436
437 while ((nextinfo < len) && (buf[nextinfo] != ' '))
438 nextinfo++;
439
440 if (nextinfo - info >= 49) /*Erroneous info asked */
441 continue;
442
443 strncpy (command, &(buf[info]), nextinfo - info);
444
445 /* 2. Interpret info */
446 if (!strcmp ("smooth", command))
447 /* Toggle smoothing */
448 ns->EMI_smooth = !ns->EMI_smooth;
449 else
450 /*bad value */;
451
452 /*3. Next info */
453 }
454
455 strcpy (cmdback, "ExtendedInfoSet");
456
457 if (ns->EMI_smooth)
458 {
459 strcat (cmdback, " ");
460 strcat (cmdback, "smoothing");
461 }
462
463 ns->send_packet (cmdback);
464}
465
466/* 405/*
467#define MSG_TYPE_BOOK 1 406#define MSG_TYPE_BOOK 1
468#define MSG_TYPE_CARD 2 407#define MSG_TYPE_CARD 2
469#define MSG_TYPE_PAPER 3 408#define MSG_TYPE_PAPER 3
470#define MSG_TYPE_SIGN 4 409#define MSG_TYPE_SIGN 4
747 * Get player's current range attack in obuf. 686 * Get player's current range attack in obuf.
748 */ 687 */
749static void 688static void
750rangetostring (player *pl, char *obuf) 689rangetostring (player *pl, char *obuf)
751{ 690{
752 dynbuf_text buf; 691 dynbuf_text &buf = msg_dynbuf; buf.clear ();
753 692
754 if (pl->ranged_ob) 693 if (pl->ranged_ob)
755 buf << " Range" << (pl->ob->current_weapon == pl->ranged_ob ? "*" : "") << ": " << pl->ranged_ob->name; 694 buf << " Range" << (pl->ob->current_weapon == pl->ranged_ob ? "*" : "") << ": " << pl->ranged_ob->name;
756 695
757 if (pl->combat_ob) 696 if (pl->combat_ob)
988 927
989 /* Nothing changed */ 928 /* Nothing changed */
990 return 0; 929 return 0;
991} 930}
992 931
993/**
994 * Returns the size of a data for a map square as returned by
995 * mapextended. There are CLIENTMAPX*CLIENTMAPY*LAYERS entries
996 * available.
997 */
998int
999getExtendedMapInfoSize (client * ns)
1000{
1001 int result = 0;
1002
1003 if (ns->ext_mapinfos)
1004 {
1005 if (ns->EMI_smooth)
1006 result += 1; /*One byte for smoothlevel */
1007 }
1008
1009 return result;
1010}
1011
1012// prefetch (and touch) all maps within a specific distancd 932// prefetch (and touch) all maps within a specific distancd
1013static void 933static void
1014prefetch_surrounding_maps (maptile *map, int distance) 934prefetch_surrounding_maps (maptile *map, int distance)
1015{ 935{
1016 map->last_access = runtime; 936 map->touch ();
1017 937
1018 if (--distance) 938 if (--distance)
1019 for (int dir = 4; --dir; ) 939 for (int dir = 4; --dir; )
1020 if (const shstr &path = map->tile_path [dir]) 940 if (const shstr &path = map->tile_path [dir])
1021 if (maptile *&neigh = map->tile_map [dir]) 941 if (maptile *&neigh = map->tile_map [dir])
1047 */ 967 */
1048 if (!ob->map || ob->map->in_memory != MAP_ACTIVE) 968 if (!ob->map || ob->map->in_memory != MAP_ACTIVE)
1049 return; 969 return;
1050 970
1051 int startlen, oldlen; 971 int startlen, oldlen;
1052 int estartlen, eoldlen;
1053 uint8 eentrysize;
1054 uint16 ewhatstart, ewhatflag;
1055 uint8 extendedinfos;
1056 972
1057 check_map_change (pl); 973 check_map_change (pl);
1058 prefetch_surrounding_maps (pl->ob); 974 prefetch_surrounding_maps (pl->ob);
1059 975
1060 /* do LOS after calls to update_position */ 976 /* do LOS after calls to update_position */
1061 if (ob != pl->ob) 977 /* unfortunately, we need to udpate los when observing, currently */
1062 pl->clear_los (0); 978 if (pl->do_los || pl->observe != pl->ob)
1063 else if (pl->do_los)
1064 { 979 {
1065 update_los (ob);
1066 pl->do_los = 0; 980 pl->do_los = 0;
981 pl->update_los ();
1067 } 982 }
1068 983
1069 /** 984 /**
1070 * This function uses the new map1 protocol command to send the map 985 * This function uses the new map1 protocol command to send the map
1071 * to the client. It is necessary because the old map command supports 986 * to the client. It is necessary because the old map command supports
1090 */ 1005 */
1091 1006
1092 client &socket = *pl->ns; 1007 client &socket = *pl->ns;
1093 1008
1094 packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a"); 1009 packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a");
1095 packet esl;
1096 1010
1097 startlen = sl.length (); 1011 startlen = sl.length ();
1098 1012
1099 /*Extendedmapinfo structure initialisation */
1100 if (socket.ext_mapinfos)
1101 {
1102 extendedinfos = EMI_NOREDRAW;
1103
1104 if (socket.EMI_smooth)
1105 extendedinfos |= EMI_SMOOTH;
1106
1107 ewhatstart = esl.length ();
1108 ewhatflag = extendedinfos; /*The EMI_NOREDRAW bit
1109 could need to be taken away */
1110 eentrysize = getExtendedMapInfoSize (&socket);
1111 esl << "mapextended "
1112 << uint8 (extendedinfos)
1113 << uint8 (eentrysize);
1114
1115 estartlen = esl.length ();
1116 }
1117
1118 /* We could do this logic as conditionals in the if statement,
1119 * but that started to get a bit messy to look at.
1120 */
1121 int hx = socket.mapx / 2; 1013 int hx = socket.mapx / 2;
1122 int hy = socket.mapy / 2; 1014 int hy = socket.mapy / 2;
1123 1015
1124 for (int dx = -hx; dx <= hx; dx++) 1016 ordered_mapwalk_begin (ob, -hx, -hy, hx, hy)
1017 int ax = dx + hx;
1018 int ay = dy + hy;
1019
1020 int mask = (ax << 10) | (ay << 4);
1021 MapCell &lastcell = socket.lastmap.cells[ax][ay];
1022
1023 /* If the coordinates are not valid, or it is too dark to see,
1024 * we tell the client as such
1025 */
1026 if (!m)
1125 { 1027 {
1126 sint16 nx, ny; 1028 /* space is out of map. Update space and clear values
1127 maptile *m = 0; 1029 * if this hasn't already been done. If the space is out
1128 1030 * of the map, it shouldn't have a head.
1129 for (int dy = -hy; dy <= hy; dy++) 1031 */
1032 if (lastcell.count != -1)
1130 { 1033 {
1131 // check to see if we can simply go one down quickly 1034 sl << uint16 (mask);
1132 if (m && ++ny >= m->height) 1035 map_clearcell (&lastcell, -1);
1036 }
1037
1038 continue;
1039 }
1040
1041 int d = pl->blocked_los_uc (dx, dy);
1042
1043 if (d > 3)
1044 {
1045 /* This block deals with spaces that are not visible for whatever
1046 * reason. Still may need to send the head for this space.
1047 */
1048 if (lastcell.count != -1
1049 || lastcell.faces[0]
1050 || lastcell.faces[1]
1051 || lastcell.faces[2]
1052 || lastcell.stat_hp
1053 || lastcell.flags
1054 || lastcell.player)
1055 sl << uint16 (mask);
1056
1057 /* properly clear a previously sent big face */
1058 map_clearcell (&lastcell, -1);
1059 }
1060 else
1061 {
1062 /* In this block, the space is visible.
1063 */
1064
1065 /* Rather than try to figure out what everything that we might
1066 * need to send is, then form the packet after that,
1067 * we presume that we will in fact form a packet, and update
1068 * the bits by what we do actually send. If we send nothing,
1069 * we just back out sl.length () to the old value, and no harm
1070 * is done.
1071 * I think this is simpler than doing a bunch of checks to see
1072 * what if anything we need to send, setting the bits, then
1073 * doing those checks again to add the real data.
1074 */
1075 oldlen = sl.length ();
1076
1077 sl << uint16 (mask);
1078
1079 unsigned char dummy;
1080 unsigned char *last_ext = &dummy;
1081
1082 /* Darkness changed */
1083 if (lastcell.count != d)
1084 {
1133 m = 0; 1085 mask |= 0x8;
1134 1086
1135 // no, so do it the slow way 1087 *last_ext |= 0x80;
1136 if (!m) 1088 last_ext = &sl[sl.length ()];
1089 sl << uint8 (d);
1090 }
1091
1092 lastcell.count = d;
1093
1094 mapspace &ms = m->at (nx, ny);
1095 ms.update ();
1096
1097 // extmap handling
1098 uint8 stat_hp = 0;
1099 uint8 stat_width = 0;
1100 uint8 flags = 0;
1101 tag_t player = 0;
1102
1103 // send hp information, if applicable
1104 if (object *op = ms.faces_obj [0])
1105 if (op->is_head () && !op->invisible)
1137 { 1106 {
1138 nx = ob->x + dx; ny = ob->y + dy; m = ob->map; 1107 if (op->stats.maxhp > op->stats.hp
1139 1108 && op->stats.maxhp > 0
1140 if (xy_normalise (m, nx, ny)) 1109 && (op->type == PLAYER
1141 m->touch (); 1110 || op->type == DOOR // does not work, have maxhp 0
1142 else 1111 || QUERY_FLAG (op, FLAG_MONSTER)
1112 || QUERY_FLAG (op, FLAG_ALIVE)
1113 || QUERY_FLAG (op, FLAG_GENERATOR)))
1143 m = 0; 1114 {
1115 stat_hp = 255 - (op->stats.hp * 255 + 254) / op->stats.maxhp;
1116 stat_width = op->arch->max_x - op->arch->x; //TODO: should be upper-left edge
1117 }
1118
1119 if (expect_false (op->has_dialogue ()))
1120 flags |= 1;
1121
1122 if (expect_false (op->type == PLAYER))
1123 player = op == ob ? pl->ob->count
1124 : op == pl->ob ? ob->count
1125 : op->count;
1144 } 1126 }
1145 1127
1146 int ax = dx + hx; 1128 if (expect_false (lastcell.stat_hp != stat_hp))
1147 int ay = dy + hy;
1148
1149 int emask, mask;
1150 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1151
1152 MapCell &lastcell = socket.lastmap.cells[ax][ay];
1153
1154 /* If the coordinates are not valid, or it is too dark to see,
1155 * we tell the client as such
1156 */
1157 if (!m)
1158 { 1129 {
1159 /* space is out of map. Update space and clear values 1130 lastcell.stat_hp = stat_hp;
1160 * if this hasn't already been done. If the space is out 1131
1161 * of the map, it shouldn't have a head. 1132 mask |= 0x8;
1162 */ 1133 *last_ext |= 0x80;
1163 if (lastcell.count != -1) 1134 last_ext = &sl[sl.length ()];
1135
1136 sl << uint8 (5) << uint8 (stat_hp);
1137
1138 if (stat_width > 1)
1164 { 1139 {
1165 sl << uint16 (mask);
1166 map_clearcell (&lastcell, -1);
1167 }
1168
1169 continue;
1170 }
1171
1172 int d = pl->blocked_los_uc (dx, dy);
1173
1174 if (d > 3)
1175 {
1176 int need_send = 0, count;
1177
1178 /* This block deals with spaces that are not visible for whatever
1179 * reason. Still may need to send the head for this space.
1180 */
1181
1182 oldlen = sl.length ();
1183
1184 sl << uint16 (mask);
1185
1186 if (lastcell.count != -1)
1187 need_send = 1;
1188
1189 count = -1;
1190
1191 if (lastcell.faces[0] || lastcell.faces[1] || lastcell.faces[2]
1192 || lastcell.stat_hp || lastcell.flags || lastcell.player)
1193 need_send = 1;
1194
1195 /* properly clear a previously sent big face */
1196 map_clearcell (&lastcell, count);
1197
1198 if ((mask & 0xf) || need_send)
1199 sl[oldlen + 1] = mask & 0xff;
1200 else
1201 sl.reset (oldlen);
1202 }
1203 else
1204 {
1205 /* In this block, the space is visible.
1206 */
1207
1208 /* Rather than try to figure out what everything that we might
1209 * need to send is, then form the packet after that,
1210 * we presume that we will in fact form a packet, and update
1211 * the bits by what we do actually send. If we send nothing,
1212 * we just back out sl.length () to the old value, and no harm
1213 * is done.
1214 * I think this is simpler than doing a bunch of checks to see
1215 * what if anything we need to send, setting the bits, then
1216 * doing those checks again to add the real data.
1217 */
1218 oldlen = sl.length ();
1219 eoldlen = esl.length ();
1220
1221 sl << uint16 (mask);
1222
1223 unsigned char dummy;
1224 unsigned char *last_ext = &dummy;
1225
1226 /* Darkness changed */
1227 if (lastcell.count != d && socket.darkness)
1228 {
1229 mask |= 0x8;
1230
1231 if (socket.extmap)
1232 {
1233 *last_ext |= 0x80; 1140 *last_ext |= 0x80;
1234 last_ext = &sl[sl.length ()]; 1141 last_ext = &sl[sl.length ()];
1235 sl << uint8 (d); 1142
1236 } 1143 sl << uint8 (6) << uint8 (stat_width);
1237 else
1238 sl << uint8 (255 - 64 * d);
1239 } 1144 }
1145 }
1240 1146
1241 lastcell.count = d; 1147 if (expect_false (lastcell.player != player))
1242
1243 mapspace &ms = m->at (nx, ny);
1244 ms.update ();
1245
1246 if (socket.extmap)
1247 { 1148 {
1248 uint8 stat_hp = 0; 1149 lastcell.player = player;
1249 uint8 stat_width = 0;
1250 uint8 flags = 0;
1251 tag_t player = 0;
1252 1150
1253 // send hp information, if applicable
1254 if (object *op = ms.faces_obj [0])
1255 if (op->is_head () && !op->invisible)
1256 {
1257 if (op->stats.maxhp > op->stats.hp
1258 && op->stats.maxhp > 0
1259 && (op->type == PLAYER
1260 || op->type == DOOR // does not work, have maxhp 0
1261 || QUERY_FLAG (op, FLAG_MONSTER)
1262 || QUERY_FLAG (op, FLAG_ALIVE)
1263 || QUERY_FLAG (op, FLAG_GENERATOR)))
1264 {
1265 stat_hp = 255 - (op->stats.hp * 255 + 254) / op->stats.maxhp;
1266 stat_width = op->arch->max_x - op->arch->x; //TODO: should be upper-left edge
1267 }
1268
1269 if (op->has_dialogue ())
1270 flags |= 1;
1271
1272 if (op->type == PLAYER)
1273 player = op == ob ? pl->ob->count
1274 : op == pl->ob ? ob->count
1275 : op->count;
1276 }
1277
1278 if (lastcell.stat_hp != stat_hp)
1279 {
1280 lastcell.stat_hp = stat_hp;
1281
1282 mask |= 0x8; 1151 mask |= 0x8;
1283 *last_ext |= 0x80; 1152 *last_ext |= 0x80;
1284 last_ext = &sl[sl.length ()]; 1153 last_ext = &sl[sl.length ()];
1285 1154
1286 sl << uint8 (5) << uint8 (stat_hp);
1287
1288 if (stat_width > 1)
1289 {
1290 *last_ext |= 0x80;
1291 last_ext = &sl[sl.length ()];
1292
1293 sl << uint8 (6) << uint8 (stat_width);
1294 }
1295 }
1296
1297 if (lastcell.player != player)
1298 {
1299 lastcell.player = player;
1300
1301 mask |= 0x8;
1302 *last_ext |= 0x80;
1303 last_ext = &sl[sl.length ()];
1304
1305 sl << uint8 (0x47) << uint8 (4) << (uint32)player; 1155 sl << uint8 (0x47) << uint8 (4) << (uint32)player;
1306 } 1156 }
1307 1157
1308 if (lastcell.flags != flags) 1158 if (expect_false (lastcell.flags != flags))
1309 { 1159 {
1310 lastcell.flags = flags; 1160 lastcell.flags = flags;
1311 1161
1312 mask |= 0x8; 1162 mask |= 0x8;
1313 *last_ext |= 0x80; 1163 *last_ext |= 0x80;
1314 last_ext = &sl[sl.length ()]; 1164 last_ext = &sl[sl.length ()];
1315 1165
1316 sl << uint8 (8) << uint8 (flags); 1166 sl << uint8 (8) << uint8 (flags);
1317 }
1318 } 1167 }
1319 1168
1169 // faces
1170
1320 /* Floor face */ 1171 /* Floor face */
1321 if (update_space (sl, socket, ms, lastcell, 2)) 1172 if (update_space (sl, socket, ms, lastcell, 2))
1322 mask |= 0x4; 1173 mask |= 0x4;
1323 1174
1324 /* Middle face */ 1175 /* Middle face */
1325 if (update_space (sl, socket, ms, lastcell, 1)) 1176 if (update_space (sl, socket, ms, lastcell, 1))
1326 mask |= 0x2; 1177 mask |= 0x2;
1327 1178
1328 if (ob->invisible 1179 if (expect_false (ob->invisible)
1329 && ob->invisible & (ob->invisible < 50 ? 1 : 7) 1180 && ob->invisible & (ob->invisible < 50 ? 1 : 7)
1330 && ms.player () == ob) 1181 && ms.player () == ob)
1331 { 1182 {
1332 // force player to be visible to himself if invisible 1183 // force player to be visible to himself if invisible
1333 if (lastcell.faces[0] != ob->face) 1184 if (lastcell.faces[0] != ob->face)
1334 { 1185 {
1335 lastcell.faces[0] = ob->face; 1186 lastcell.faces[0] = ob->face;
1336 1187
1337 mask |= 0x1;
1338 sl << uint16 (ob->face);
1339
1340 socket.send_faces (ob);
1341 }
1342 }
1343 /* Top face */
1344 else if (update_space (sl, socket, ms, lastcell, 0))
1345 mask |= 0x1; 1188 mask |= 0x1;
1189 sl << uint16 (ob->face);
1346 1190
1191 socket.send_faces (ob);
1192 }
1193 }
1194 /* Top face */
1195 else if (update_space (sl, socket, ms, lastcell, 0))
1196 mask |= 0x1;
1197
1347 /* Check to see if we are in fact sending anything for this 1198 /* Check to see if we are in fact sending anything for this
1348 * space by checking the mask. If so, update the mask. 1199 * space by checking the mask. If so, update the mask.
1349 * if not, reset the len to that from before adding the mask 1200 * if not, reset the len to that from before adding the mask
1350 * value, so we don't send those bits. 1201 * value, so we don't send those bits.
1351 */ 1202 */
1352 if (mask & 0xf) 1203 if (mask & 0xf)
1353 sl[oldlen + 1] = mask & 0xff; 1204 sl[oldlen + 1] = mask & 0xff;
1354 else 1205 else
1355 sl.reset (oldlen); 1206 sl.reset (oldlen);
1356
1357 if (socket.ext_mapinfos)
1358 esl << uint16 (emask);
1359
1360 if (socket.EMI_smooth)
1361 {
1362 for (int layer = 2+1; layer--; )
1363 {
1364 object *ob = ms.faces_obj [layer];
1365
1366 // If there is no object for this space, or if the face for the object
1367 // is the blank face, set the smoothlevel to zero.
1368 int smoothlevel = ob && ob->face != blank_face ? ob->smoothlevel : 0;
1369
1370 // We've gotten what face we want to use for the object. Now see if
1371 // if it has changed since we last sent it to the client.
1372 if (lastcell.smooth[layer] != smoothlevel)
1373 {
1374 lastcell.smooth[layer] = smoothlevel;
1375 esl << uint8 (smoothlevel);
1376 emask |= 1 << layer;
1377 }
1378 }
1379
1380 if (emask & 0xf)
1381 esl[eoldlen + 1] = emask & 0xff;
1382 else
1383 esl.reset (eoldlen);
1384 }
1385 } /* else this is a viewable space */ 1207 } /* else this is a viewable space */
1386 } /* for x loop */ 1208 ordered_mapwalk_end
1387 } /* for y loop */
1388 1209
1389 socket.flush_fx (); 1210 socket.flush_fx ();
1390
1391 /* Verify that we in fact do need to send this */
1392 if (socket.ext_mapinfos)
1393 {
1394 if (!(sl.length () > startlen || socket.sent_scroll))
1395 {
1396 /* No map data will follow, so don't say the client
1397 * it doesn't need draw!
1398 */
1399 ewhatflag &= ~EMI_NOREDRAW;
1400 esl[ewhatstart + 1] = ewhatflag & 0xff;
1401 }
1402
1403 if (esl.length () > estartlen)
1404 socket.send_packet (esl);
1405 }
1406 1211
1407 if (sl.length () > startlen || socket.sent_scroll) 1212 if (sl.length () > startlen || socket.sent_scroll)
1408 { 1213 {
1409 socket.send_packet (sl); 1214 socket.send_packet (sl);
1410 socket.sent_scroll = 0; 1215 socket.sent_scroll = 0;

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