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) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
5 | Copyright (C) 2002-2003 Mark Wedel & The Crossfire Development Team |
5 | * Copyright (C) 2002-2003 Mark Wedel & The 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 author can be reached via e-mail to <crossfire@schmorp.de> |
22 | * The author can be reached via e-mail to <crossfire@schmorp.de> |
23 | */ |
23 | */ |
24 | |
24 | |
25 | /** |
25 | /** |
26 | * \file |
26 | * \file |
27 | * Main client/server loops. |
27 | * Main client/server loops. |
28 | * |
28 | * |
… | |
… | |
30 | * |
30 | * |
31 | * loop.c mainly deals with initialization and higher level socket |
31 | * loop.c mainly deals with initialization and higher level socket |
32 | * maintanance (checking for lost connections and if data has arrived.) |
32 | * maintanance (checking for lost connections and if data has arrived.) |
33 | */ |
33 | */ |
34 | |
34 | |
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35 | #define BG_SCRUB_RATE 4 // how often to send a face in the background |
35 | |
36 | |
36 | #include <global.h> |
37 | #include <global.h> |
37 | #include <sproto.h> |
38 | #include <sproto.h> |
38 | #include <sockproto.h> |
39 | #include <sockproto.h> |
39 | |
40 | |
… | |
… | |
87 | client::handle_command () |
88 | client::handle_command () |
88 | { |
89 | { |
89 | bool skipping = false; |
90 | bool skipping = false; |
90 | |
91 | |
91 | while (!cmd_queue.empty () |
92 | while (!cmd_queue.empty () |
92 | && !(state == ST_PLAYING && pl->ob && pl->ob->speed_left < 0)) |
93 | && !(state == ST_PLAYING && pl->ob && pl->ob->speed_left <= 0)) |
93 | { |
94 | { |
94 | command &cmd = cmd_queue.front (); |
95 | command &cmd = cmd_queue.front (); |
95 | |
96 | |
96 | if (cmd.stamp + MAX_QUEUE_BACKLOG < now ()) |
97 | if (cmd.stamp + MAX_QUEUE_BACKLOG < now ()) |
97 | { |
98 | { |
… | |
… | |
136 | if ((time (NULL) - cst_lst.time_start) >= CS_LOGTIME) |
137 | if ((time (NULL) - cst_lst.time_start) >= CS_LOGTIME) |
137 | write_cs_stats (); |
138 | write_cs_stats (); |
138 | #endif |
139 | #endif |
139 | |
140 | |
140 | //TODO: should not be done here, either |
141 | //TODO: should not be done here, either |
141 | for (int i = 0; i < clients.size (); ++i) |
142 | for (unsigned i = 0; i < clients.size (); ++i) |
142 | { |
143 | { |
143 | client *s = clients [i]; |
144 | client *ns = clients [i]; |
144 | player *pl = s->pl; |
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145 | |
145 | |
146 | if (pl && pl->ns && !pl->ns->destroyed ()) |
146 | ns->tick (); |
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147 | ns->refcnt_chk (); |
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148 | } |
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149 | } |
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150 | |
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151 | void |
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152 | client::tick () |
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153 | { |
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154 | if (!pl || destroyed ()) |
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155 | return; |
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156 | |
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157 | /* Update the players stats once per tick. More efficient than |
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158 | * sending them whenever they change, and probably just as useful |
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159 | */ |
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160 | esrv_update_stats (pl); |
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161 | |
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162 | if (last_weight != -1 && last_weight != WEIGHT (pl->ob)) |
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163 | { |
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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)); |
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168 | } |
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169 | |
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170 | draw_client_map (pl->ob); |
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171 | |
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172 | if (update_look) |
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173 | esrv_draw_look (pl->ob); |
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174 | |
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175 | if (askface.empty ()) |
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176 | { |
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177 | // regularly send a new face when queue is empty |
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178 | if (bg_scrub && !--bg_scrub && enable_bg_scrub) |
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179 | while (scrub_idx < faces.size () - 1) |
|
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180 | { |
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181 | ++scrub_idx; |
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182 | if (!faces_sent [scrub_idx]) |
|
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183 | { |
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184 | send_face (scrub_idx); |
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185 | bg_scrub = 1; // send up to one face per tick, unless an image was requested |
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186 | break; |
|
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187 | } |
|
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188 | } |
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189 | |
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190 | rate_avail = max_rate - outputbuffer_len (); |
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191 | } |
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192 | else |
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193 | { |
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194 | int ol = outputbuffer_len (); |
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195 | |
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196 | rate_avail = min (max_rate, rate_avail + max_rate); |
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197 | rate_avail -= ol; |
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198 | |
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199 | int avail = rate_avail; |
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200 | |
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201 | // if we can split images, transfer up to mss packets if possible |
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202 | if (fxix) avail += mss - (ol % mss); |
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203 | |
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204 | fprintf (stderr, "ra %6d a %6d ", rate_avail, avail); |
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205 | |
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206 | while (!askface.empty () && avail > 0) |
147 | { |
207 | { |
148 | client *ns = pl->ns; |
208 | // use a lifo to send most recently requested images |
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209 | faceidx face = askface.back (); |
|
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210 | askface.pop_back (); |
149 | |
211 | |
150 | /* Update the players stats once per tick. More efficient than |
212 | send_image (face); |
151 | * sending them whenever they change, and probably just as useful |
|
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152 | */ |
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153 | esrv_update_stats (pl); |
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154 | |
213 | |
155 | if (ns->last_weight != -1 && ns->last_weight != WEIGHT (pl->ob)) |
214 | bg_scrub = BG_SCRUB_RATE; |
156 | { |
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157 | esrv_update_item (UPD_WEIGHT, pl->ob, pl->ob); |
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158 | if (ns->last_weight != WEIGHT (pl->ob)) |
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159 | LOG (llevError, "esrv_update_item(UPD_WEIGHT) did not set player weight: is %lu, should be %lu\n", |
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160 | (unsigned long) ns->last_weight, WEIGHT (pl->ob)); |
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161 | } |
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162 | |
215 | |
163 | draw_client_map (pl->ob); |
216 | int consumed = ol - outputbuffer_len (); |
164 | |
217 | avail -= consumed; |
165 | if (s->update_look) |
218 | rate_avail -= consumed; |
166 | esrv_draw_look (pl->ob); |
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167 | } |
219 | } |
168 | |
220 | |
169 | s->refcnt_chk (); |
221 | fprintf (stderr, "ra %6d a %6d\n", rate_avail, avail); |
170 | } |
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171 | } |
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172 | |
222 | |
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223 | } |
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224 | } |
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225 | |