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authorSimon Howard2010-02-01 19:11:06 +0000
committerSimon Howard2010-02-01 19:11:06 +0000
commitde6f6af80635f0f20d7cb75722dc04b00dd2d746 (patch)
tree364dcb86f2c22411a720447bfa21c4de9191ff6f /src/strife/d_net.c
parent28f8d3e9b5794e188ccff1cc68c62be9001985b7 (diff)
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Remove improperly-created strife directory.
Subversion-branch: /branches/strife-branch Subversion-revision: 1839
Diffstat (limited to 'src/strife/d_net.c')
-rw-r--r--src/strife/d_net.c627
1 files changed, 0 insertions, 627 deletions
diff --git a/src/strife/d_net.c b/src/strife/d_net.c
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--- a/src/strife/d_net.c
+++ /dev/null
@@ -1,627 +0,0 @@
-// Emacs style mode select -*- C++ -*-
-//-----------------------------------------------------------------------------
-//
-// Copyright(C) 1993-1996 Id Software, Inc.
-// Copyright(C) 2005 Simon Howard
-//
-// This program is free software; you can redistribute it and/or
-// modify it under the terms of the GNU General Public License
-// as published by the Free Software Foundation; either version 2
-// of the License, or (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program; if not, write to the Free Software
-// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-// 02111-1307, USA.
-//
-// DESCRIPTION:
-// DOOM Network game communication and protocol,
-// all OS independend parts.
-//
-//-----------------------------------------------------------------------------
-
-
-
-#include "doomfeatures.h"
-
-#include "d_main.h"
-#include "m_argv.h"
-#include "m_menu.h"
-#include "i_system.h"
-#include "i_timer.h"
-#include "i_video.h"
-#include "g_game.h"
-#include "doomdef.h"
-#include "doomstat.h"
-
-#include "deh_main.h"
-
-#include "net_client.h"
-#include "net_gui.h"
-#include "net_io.h"
-#include "net_query.h"
-#include "net_server.h"
-#include "net_sdl.h"
-#include "net_loop.h"
-
-
-//
-// NETWORKING
-//
-// gametic is the tic about to (or currently being) run
-// maketic is the tick that hasn't had control made for it yet
-// nettics[] has the maketics for all players
-//
-// a gametic cannot be run until nettics[] > gametic for all players
-//
-
-ticcmd_t netcmds[MAXPLAYERS][BACKUPTICS];
-int nettics[MAXPLAYERS];
-
-int maketic;
-
-// Used for original sync code.
-
-int lastnettic;
-int skiptics = 0;
-
-// Reduce the bandwidth needed by sampling game input less and transmitting
-// less. If ticdup is 2, sample half normal, 3 = one third normal, etc.
-
-int ticdup;
-
-// Send this many extra (backup) tics in each packet.
-
-int extratics;
-
-// Amount to offset the timer for game sync.
-
-fixed_t offsetms;
-
-// Use new client syncronisation code
-
-boolean net_cl_new_sync = true;
-
-// Connected but not participating in the game (observer)
-
-boolean drone = false;
-
-// 35 fps clock adjusted by offsetms milliseconds
-
-static int GetAdjustedTime(void)
-{
- int time_ms;
-
- time_ms = I_GetTimeMS();
-
- if (net_cl_new_sync)
- {
- // Use the adjustments from net_client.c only if we are
- // using the new sync mode.
-
- time_ms += (offsetms / FRACUNIT);
- }
-
- return (time_ms * TICRATE) / 1000;
-}
-
-//
-// NetUpdate
-// Builds ticcmds for console player,
-// sends out a packet
-//
-int lasttime;
-
-void NetUpdate (void)
-{
- int nowtime;
- int newtics;
- int i;
- int gameticdiv;
-
- // If we are running with singletics (timing a demo), this
- // is all done separately.
-
- if (singletics)
- return;
-
-#ifdef FEATURE_MULTIPLAYER
-
- // Run network subsystems
-
- NET_CL_Run();
- NET_SV_Run();
-
-#endif
-
- // check time
- nowtime = GetAdjustedTime() / ticdup;
- newtics = nowtime - lasttime;
-
- lasttime = nowtime;
-
- if (skiptics <= newtics)
- {
- newtics -= skiptics;
- skiptics = 0;
- }
- else
- {
- skiptics -= newtics;
- newtics = 0;
- }
-
- // build new ticcmds for console player
- gameticdiv = gametic/ticdup;
-
- for (i=0 ; i<newtics ; i++)
- {
- ticcmd_t cmd;
-
- I_StartTic ();
- D_ProcessEvents ();
-
- // Always run the menu
-
- M_Ticker ();
-
- if (drone)
- {
- // In drone mode, do not generate any ticcmds.
-
- continue;
- }
-
- if (net_cl_new_sync)
- {
- // If playing single player, do not allow tics to buffer
- // up very far
-
- if ((!netgame || demoplayback) && maketic - gameticdiv > 2)
- break;
-
- // Never go more than ~200ms ahead
-
- if (maketic - gameticdiv > 8)
- break;
- }
- else
- {
- if (maketic - gameticdiv >= 5)
- break;
- }
-
- //printf ("mk:%i ",maketic);
- G_BuildTiccmd(&cmd);
-
-#ifdef FEATURE_MULTIPLAYER
-
- if (netgame && !demoplayback)
- {
- NET_CL_SendTiccmd(&cmd, maketic);
- }
-
-#endif
- netcmds[consoleplayer][maketic % BACKUPTICS] = cmd;
-
- ++maketic;
- nettics[consoleplayer] = maketic;
- }
-}
-
-//
-// Start game loop
-//
-// Called after the screen is set but before the game starts running.
-//
-
-void D_StartGameLoop(void)
-{
- lasttime = GetAdjustedTime() / ticdup;
-}
-
-
-//
-// D_CheckNetGame
-// Works out player numbers among the net participants
-//
-extern int viewangleoffset;
-
-void D_CheckNetGame (void)
-{
- int i;
- int num_players;
-
- // Call D_QuitNetGame on exit
-
- I_AtExit(D_QuitNetGame, true);
-
- // default values for single player
-
- consoleplayer = 0;
- netgame = false;
- ticdup = 1;
- extratics = 1;
- lowres_turn = false;
- offsetms = 0;
-
- for (i=0; i<MAXPLAYERS; i++)
- {
- playeringame[i] = false;
- nettics[i] = 0;
- }
-
- playeringame[0] = true;
-
-#ifdef FEATURE_MULTIPLAYER
-
- {
- net_addr_t *addr = NULL;
-
- //!
- // @category net
- //
- // Start a multiplayer server, listening for connections.
- //
-
- if (M_CheckParm("-server") > 0)
- {
- NET_SV_Init();
- NET_SV_AddModule(&net_loop_server_module);
- NET_SV_AddModule(&net_sdl_module);
-
- net_loop_client_module.InitClient();
- addr = net_loop_client_module.ResolveAddress(NULL);
- }
- else
- {
- //!
- // @category net
- //
- // Automatically search the local LAN for a multiplayer
- // server and join it.
- //
-
- i = M_CheckParm("-autojoin");
-
- if (i > 0)
- {
- addr = NET_FindLANServer();
-
- if (addr == NULL)
- {
- I_Error("No server found on local LAN");
- }
- }
-
- //!
- // @arg <address>
- // @category net
- //
- // Connect to a multiplayer server running on the given
- // address.
- //
-
- i = M_CheckParm("-connect");
-
- if (i > 0)
- {
- net_sdl_module.InitClient();
- addr = net_sdl_module.ResolveAddress(myargv[i+1]);
-
- if (addr == NULL)
- {
- I_Error("Unable to resolve '%s'\n", myargv[i+1]);
- }
- }
- }
-
- if (addr != NULL)
- {
- if (M_CheckParm("-drone") > 0)
- {
- drone = true;
- }
-
- //!
- // @category net
- //
- // Run as the left screen in three screen mode.
- //
-
- if (M_CheckParm("-left") > 0)
- {
- viewangleoffset = ANG90;
- drone = true;
- }
-
- //!
- // @category net
- //
- // Run as the right screen in three screen mode.
- //
-
- if (M_CheckParm("-right") > 0)
- {
- viewangleoffset = ANG270;
- drone = true;
- }
-
- if (!NET_CL_Connect(addr))
- {
- I_Error("D_CheckNetGame: Failed to connect to %s\n",
- NET_AddrToString(addr));
- }
-
- printf("D_CheckNetGame: Connected to %s\n", NET_AddrToString(addr));
-
- NET_WaitForStart();
- }
- }
-
-#endif
-
- num_players = 0;
-
- for (i=0; i<MAXPLAYERS; ++i)
- {
- if (playeringame[i])
- ++num_players;
- }
-
- printf (DEH_String("startskill %i deathmatch: %i startmap: %i startepisode: %i\n"),
- startskill, deathmatch, startmap, startepisode);
-
- printf(DEH_String("player %i of %i (%i nodes)\n"),
- consoleplayer+1, num_players, num_players);
-
- // Show players here; the server might have specified a time limit
-
- if (timelimit > 0)
- {
- printf(DEH_String("Levels will end after %d minute"),timelimit);
- if (timelimit > 1)
- printf("s");
- printf(".\n");
- }
-}
-
-
-//
-// D_QuitNetGame
-// Called before quitting to leave a net game
-// without hanging the other players
-//
-void D_QuitNetGame (void)
-{
- if (debugfile)
- fclose (debugfile);
-
-#ifdef FEATURE_MULTIPLAYER
-
- NET_SV_Shutdown();
- NET_CL_Disconnect();
-
-#endif
-
-}
-
-// Returns true if there are currently any players in the game.
-
-static boolean PlayersInGame(void)
-{
- int i;
-
- for (i=0; i<MAXPLAYERS; ++i)
- {
- if (playeringame[i])
- {
- return true;
- }
- }
-
- return false;
-}
-
-static int GetLowTic(void)
-{
- int lowtic;
-
-#ifdef FEATURE_MULTIPLAYER
- if (net_client_connected)
- {
- int i;
-
- lowtic = INT_MAX;
-
- for (i=0; i<MAXPLAYERS; ++i)
- {
- if (playeringame[i])
- {
- if (nettics[i] < lowtic)
- lowtic = nettics[i];
- }
- }
- }
- else
-#endif
- {
- lowtic = maketic;
- }
-
- return lowtic;
-}
-
-//
-// TryRunTics
-//
-int oldnettics;
-int frametics[4];
-int frameon;
-int frameskip[4];
-int oldnettics;
-
-extern boolean advancedemo;
-
-void TryRunTics (void)
-{
- int i;
- int lowtic;
- int entertic;
- static int oldentertics;
- int realtics;
- int availabletics;
- int counts;
-
- // get real tics
- entertic = I_GetTime() / ticdup;
- realtics = entertic - oldentertics;
- oldentertics = entertic;
-
- // get available tics
- NetUpdate ();
-
- lowtic = GetLowTic();
-
- availabletics = lowtic - gametic/ticdup;
-
- // decide how many tics to run
-
- if (net_cl_new_sync)
- {
- counts = availabletics;
- }
- else
- {
- // decide how many tics to run
- if (realtics < availabletics-1)
- counts = realtics+1;
- else if (realtics < availabletics)
- counts = realtics;
- else
- counts = availabletics;
-
- if (counts < 1)
- counts = 1;
-
- frameon++;
-
- if (!demoplayback)
- {
- int keyplayer = -1;
-
- // ideally maketic should be 1 - 3 tics above lowtic
- // if we are consistantly slower, speed up time
-
- for (i=0 ; i<MAXPLAYERS ; i++)
- {
- if (playeringame[i])
- {
- keyplayer = i;
- break;
- }
- }
-
- if (keyplayer < 0)
- {
- // If there are no players, we can never advance anyway
-
- return;
- }
-
- if (consoleplayer == keyplayer)
- {
- // the key player does not adapt
- }
- else
- {
- if (maketic <= nettics[keyplayer])
- {
- lasttime--;
- // printf ("-");
- }
-
- frameskip[frameon & 3] = (oldnettics > nettics[keyplayer]);
- oldnettics = maketic;
-
- if (frameskip[0] && frameskip[1] && frameskip[2] && frameskip[3])
- {
- skiptics = 1;
- // printf ("+");
- }
- }
- }
- }
-
- if (counts < 1)
- counts = 1;
-
- // wait for new tics if needed
-
- while (!PlayersInGame() || lowtic < gametic/ticdup + counts)
- {
- NetUpdate ();
-
- lowtic = GetLowTic();
-
- if (lowtic < gametic/ticdup)
- I_Error ("TryRunTics: lowtic < gametic");
-
- // Don't stay in this loop forever. The menu is still running,
- // so return to update the screen
-
- if (I_GetTime() / ticdup - entertic > 0)
- {
- return;
- }
-
- I_Sleep(1);
- }
-
- // run the count * ticdup dics
- while (counts--)
- {
- for (i=0 ; i<ticdup ; i++)
- {
- // check that there are players in the game. if not, we cannot
- // run a tic.
-
- if (!PlayersInGame())
- {
- return;
- }
-
- if (gametic/ticdup > lowtic)
- I_Error ("gametic>lowtic");
- if (advancedemo)
- D_DoAdvanceDemo ();
-
- G_Ticker ();
- gametic++;
-
- // modify command for duplicated tics
- if (i != ticdup-1)
- {
- ticcmd_t *cmd;
- int buf;
- int j;
-
- buf = (gametic/ticdup)%BACKUPTICS;
- for (j=0 ; j<MAXPLAYERS ; j++)
- {
- cmd = &netcmds[j][buf];
- cmd->chatchar = 0;
- if (cmd->buttons & BT_SPECIAL)
- cmd->buttons = 0;
- }
- }
- }
- NetUpdate (); // check for new console commands
- }
-}
-