| 1 | /* |
1 | /* |
| 2 | CrossFire, A Multiplayer game for X-windows |
2 | * CrossFire, A Multiplayer game for X-windows |
| 3 | |
3 | * |
|
|
4 | * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
| 4 | Copyright (C) 2002-2003 Mark Wedel & The Crossfire Development Team |
5 | * Copyright (C) 2002-2003 Mark Wedel & The Crossfire Development Team |
| 5 | Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (C) 1992 Frank Tore Johansen |
| 6 | |
7 | * |
| 7 | 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 |
| 8 | 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 |
| 9 | the Free Software Foundation; either version 2 of the License, or |
10 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | (at your option) any later version. |
11 | * (at your option) any later version. |
| 11 | |
12 | * |
| 12 | 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, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
| 16 | |
17 | * |
| 17 | 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 |
| 18 | along with this program; if not, write to the Free Software |
19 | * along with this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 20 | |
21 | * |
| 21 | The author can be reached via e-mail to <crossfire@schmorp.de> |
22 | * The author can be reached via e-mail to <crossfire@schmorp.de> |
| 22 | */ |
23 | */ |
| 23 | |
24 | |
| 24 | /** |
25 | /** |
| 25 | * \file |
26 | * \file |
| 26 | * Main client/server loops. |
27 | * Main client/server loops. |
| 27 | * |
28 | * |
| … | |
… | |
| 29 | * |
30 | * |
| 30 | * loop.c mainly deals with initialization and higher level socket |
31 | * loop.c mainly deals with initialization and higher level socket |
| 31 | * maintanance (checking for lost connections and if data has arrived.) |
32 | * maintanance (checking for lost connections and if data has arrived.) |
| 32 | */ |
33 | */ |
| 33 | |
34 | |
|
|
35 | #define BG_SCRUB_RATE 4 // how often to send a face in the background |
| 34 | |
36 | |
| 35 | #include <global.h> |
37 | #include <global.h> |
| 36 | #include <sproto.h> |
38 | #include <sproto.h> |
| 37 | #include <sockproto.h> |
39 | #include <sockproto.h> |
| 38 | |
40 | |
| … | |
… | |
| 46 | #include <arpa/inet.h> |
48 | #include <arpa/inet.h> |
| 47 | |
49 | |
| 48 | #include <loader.h> |
50 | #include <loader.h> |
| 49 | |
51 | |
| 50 | #define MAX_QUEUE_DEPTH 500 //TODO |
52 | #define MAX_QUEUE_DEPTH 500 //TODO |
| 51 | #define MAX_QUEUE_BACKLOG 5. //TODO |
53 | #define MAX_QUEUE_BACKLOG 3. //TODO |
| 52 | |
54 | |
| 53 | void |
55 | void |
| 54 | client::reset_state () |
56 | client::reset_state () |
| 55 | { |
57 | { |
| 56 | if (!pl) |
58 | if (!pl) |
| … | |
… | |
| 86 | client::handle_command () |
88 | client::handle_command () |
| 87 | { |
89 | { |
| 88 | bool skipping = false; |
90 | bool skipping = false; |
| 89 | |
91 | |
| 90 | while (!cmd_queue.empty () |
92 | while (!cmd_queue.empty () |
| 91 | && !(state == ST_PLAYING && pl->ob && pl->ob->speed_left < 0)) |
93 | && !(state == ST_PLAYING && pl->ob && pl->ob->speed_left <= 0)) |
| 92 | { |
94 | { |
| 93 | command &cmd = cmd_queue.front (); |
95 | command &cmd = cmd_queue.front (); |
| 94 | |
96 | |
| 95 | if (cmd.stamp + MAX_QUEUE_BACKLOG < now ()) |
97 | if (cmd.stamp + MAX_QUEUE_BACKLOG < now ()) |
| 96 | { |
98 | { |
| … | |
… | |
| 135 | if ((time (NULL) - cst_lst.time_start) >= CS_LOGTIME) |
137 | if ((time (NULL) - cst_lst.time_start) >= CS_LOGTIME) |
| 136 | write_cs_stats (); |
138 | write_cs_stats (); |
| 137 | #endif |
139 | #endif |
| 138 | |
140 | |
| 139 | //TODO: should not be done here, either |
141 | //TODO: should not be done here, either |
| 140 | for (sockvec::iterator i = clients.begin (); i != clients.end (); ++i) |
142 | for (unsigned i = 0; i < clients.size (); ++i) |
| 141 | { |
143 | { |
| 142 | client *s = *i; |
144 | client *ns = clients [i]; |
| 143 | |
145 | |
| 144 | if (player *pl = s->pl) |
146 | ns->tick (); |
| 145 | { |
|
|
| 146 | /* Update the players stats once per tick. More efficient than |
|
|
| 147 | * sending them whenever they change, and probably just as useful |
|
|
| 148 | */ |
|
|
| 149 | esrv_update_stats (pl); |
|
|
| 150 | |
|
|
| 151 | if (pl->last_weight != -1 && pl->last_weight != WEIGHT (pl->ob)) |
|
|
| 152 | { |
|
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| 153 | esrv_update_item (UPD_WEIGHT, pl->ob, pl->ob); |
|
|
| 154 | if (pl->last_weight != WEIGHT (pl->ob)) |
|
|
| 155 | LOG (llevError, "esrv_update_item(UPD_WEIGHT) did not set player weight: is %lu, should be %lu\n", |
|
|
| 156 | (unsigned long) pl->last_weight, WEIGHT (pl->ob)); |
|
|
| 157 | } |
|
|
| 158 | |
|
|
| 159 | draw_client_map (pl->ob); |
|
|
| 160 | |
|
|
| 161 | if (s->update_look) |
|
|
| 162 | esrv_draw_look (pl->ob); |
|
|
| 163 | } |
|
|
| 164 | |
|
|
| 165 | s->refcnt_chk (); |
147 | ns->refcnt_chk (); |
|
|
148 | } |
|
|
149 | } |
|
|
150 | |
|
|
151 | void |
|
|
152 | client::tick () |
|
|
153 | { |
|
|
154 | if (!pl || destroyed ()) |
|
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155 | return; |
|
|
156 | |
|
|
157 | /* Update the players stats once per tick. More efficient than |
|
|
158 | * sending them whenever they change, and probably just as useful |
|
|
159 | */ |
|
|
160 | esrv_update_stats (pl); |
|
|
161 | |
|
|
162 | if (last_weight != -1 && last_weight != WEIGHT (pl->ob)) |
|
|
163 | { |
|
|
164 | esrv_update_item (UPD_WEIGHT, pl->ob, pl->ob); |
|
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165 | if (last_weight != WEIGHT (pl->ob)) |
|
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166 | LOG (llevError, "esrv_update_item(UPD_WEIGHT) did not set player weight: is %lu, should be %lu\n", |
|
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167 | (unsigned long) last_weight, WEIGHT (pl->ob)); |
|
|
168 | } |
|
|
169 | |
|
|
170 | draw_client_map (pl->ob); |
|
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171 | |
|
|
172 | if (update_look) |
|
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173 | esrv_draw_look (pl->ob); |
|
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174 | |
|
|
175 | if (askface.empty ()) |
|
|
176 | { |
|
|
177 | if (bg_scrub && !--bg_scrub && enable_bg_scrub) |
|
|
178 | while (scrub_idx < faces.size () - 1) |
|
|
179 | { |
|
|
180 | ++scrub_idx; |
|
|
181 | if (!faces_sent [scrub_idx]) |
|
|
182 | { |
|
|
183 | send_face (scrub_idx); |
|
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184 | bg_scrub = 1; // send up to one face per tick, unless an image was requested |
|
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185 | break; |
|
|
186 | } |
|
|
187 | } |
|
|
188 | } |
|
|
189 | else |
|
|
190 | while (!askface.empty () && outputbuffer_len () < max_rate) |
|
|
191 | { |
|
|
192 | // use a lifo to send most recently requested images |
|
|
193 | faceidx face = askface.back (); |
|
|
194 | askface.pop_back (); |
|
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195 | |
|
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196 | send_image (face); |
|
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197 | |
|
|
198 | bg_scrub = BG_SCRUB_RATE; |
| 166 | } |
199 | } |
| 167 | } |
200 | } |
| 168 | |
201 | |
