2007-06-21 22:00:00 +02:00
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//=======================================================================
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// Copyright XashXT Group 2007 <20>
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// host.c - dedicated and shared host
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//=======================================================================
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#include <setjmp.h>
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#include <windows.h>
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#include <dsound.h>
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#include "engine.h"
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2007-09-02 22:00:00 +02:00
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#include "progsvm.h"
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2007-06-21 22:00:00 +02:00
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2007-09-03 22:00:00 +02:00
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platform_exp_t *pi; // fundamental callbacks
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host_parm_t host; // host parms
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byte *zonepool;
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int ActiveApp;
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2007-09-03 22:00:00 +02:00
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// host params
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2007-09-02 22:00:00 +02:00
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2007-06-21 22:00:00 +02:00
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void Key_Init (void);
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void SCR_EndLoadingPlaque (void);
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HINSTANCE global_hInstance;
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HINSTANCE platform_dll;
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cvar_t *timescale;
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cvar_t *fixedtime;
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cvar_t *showtrace;
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void Host_InitPlatform( char *funcname, int argc, char **argv )
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{
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stdinout_api_t pistd;
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platform_t CreatePlat;
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2007-06-21 22:00:00 +02:00
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2007-06-29 22:00:00 +02:00
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//make callbacks
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2007-07-28 22:00:00 +02:00
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pistd.printf = Msg;
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pistd.dprintf = MsgDev;
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pistd.wprintf = MsgWarn;
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pistd.error = Sys_Error;
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if (( platform_dll = LoadLibrary( "bin/platform.dll" )) == 0 )
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Sys_Error( "Couldn't load platform.dll\n" );
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2007-08-17 22:00:00 +02:00
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if (( CreatePlat = (void *)GetProcAddress( platform_dll, "CreateAPI" ) ) == 0 )
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Sys_Error("CreateInstance: %s has no valid entry point\n", "platform.dll" );
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2007-07-28 22:00:00 +02:00
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pi = CreatePlat( pistd );
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if(pi->apiversion != PLATFORM_API_VERSION)
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Sys_Error("mismatch version (%i should be %i)\n", pi->apiversion, PLATFORM_API_VERSION);
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if(pi->api_size != sizeof(platform_exp_t))
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Sys_Error("mismatch interface size (%i should be %i)\n", pi->api_size, sizeof(platform_exp_t));
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//initialize our platform :)
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pi->Init( argc, argv );
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2007-06-29 22:00:00 +02:00
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//TODO: init basedir here
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pi->LoadGameInfo("gameinfo.txt");
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2007-06-21 22:00:00 +02:00
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zonepool = Mem_AllocPool("Zone Engine");
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}
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void Host_FreePlatform( void )
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{
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if(platform_dll)
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{
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Mem_FreePool( &zonepool );
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pi->Shutdown();
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FreeLibrary( platform_dll );
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}
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}
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/*
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=================
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Host_Init
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=================
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*/
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void Host_Init (char *funcname, int argc, char **argv)
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{
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char *s;
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2007-09-03 22:00:00 +02:00
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host.state = HOST_INIT; //initialzation started
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2007-06-21 22:00:00 +02:00
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global_hInstance = (HINSTANCE)GetModuleHandle( NULL );
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if(!strcmp(funcname, "host_dedicated")) host.type = HOST_DEDICATED;
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else if(!strcmp(funcname, "host_shared")) host.type = HOST_NORMAL;
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else host.type = HOST_OFFLINE; // launcher can loading engine for some reasons
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COM_InitArgv (argc, argv); // init host.debug & host.developer here
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Host_InitPlatform( funcname, argc, argv );
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MsgDev(D_INFO, "------- Loading bin/engine.dll [%g] -------\n", ENGINE_VERSION );
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Cbuf_Init();
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Cmd_Init();
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Cvar_Init();
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Key_Init();
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PRVM_Init();
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2007-06-21 22:00:00 +02:00
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// we need to add the early commands twice, because
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// a basedir or cddir needs to be set before execing
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// config files, but we want other parms to override
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// the settings of the config files
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Cbuf_AddEarlyCommands (false);
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Cbuf_Execute ();
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Cbuf_AddText ("exec default.cfg\n");
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Cbuf_AddText ("exec config.cfg\n");
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Cbuf_AddEarlyCommands (true);
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Cbuf_Execute ();
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// init commands and vars
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Cmd_AddCommand ("error", Com_Error_f);
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host_speeds = Cvar_Get ("host_speeds", "0", 0);
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timescale = Cvar_Get ("timescale", "1", 0);
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fixedtime = Cvar_Get ("fixedtime", "0", 0);
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showtrace = Cvar_Get ("showtrace", "0", 0);
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s = va("%4.2f %s %s %s", VERSION, "x86", __DATE__, BUILDSTRING);
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Cvar_Get ("version", s, CVAR_SERVERINFO|CVAR_NOSET);
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if (host.type == HOST_DEDICATED)
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{
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Cmd_AddCommand ("quit", Com_Quit);
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}
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Sys_Init();
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NET_Init ();
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Netchan_Init ();
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SV_Init();
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CL_Init();
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// add + commands from command line
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if (!Cbuf_AddLateCommands())
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{
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// if the user didn't give any commands, run default action
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if(host.type == HOST_NORMAL) Cbuf_AddText ("d1\n");
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else Cbuf_AddText ("dedicated_start\n");
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Cbuf_Execute ();
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}
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else
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{ // the user asked for something explicit
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// so drop the loading plaque
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SCR_EndLoadingPlaque ();
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}
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}
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/*
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=================
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Host_Frame
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=================
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*/
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void Host_Frame (double time)
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{
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char *s;
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if (setjmp (abortframe) ) return; // an ERR_DROP was thrown
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if (showtrace->value)
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{
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extern int c_traces, c_brush_traces;
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extern int c_pointcontents;
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Msg ("%4i traces %4i points\n", c_traces, c_pointcontents);
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c_traces = 0;
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c_brush_traces = 0;
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c_pointcontents = 0;
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}
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do
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{
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s = Sys_ConsoleInput ();
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if(s) Cbuf_AddText (va("%s\n",s));
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} while (s);
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Cbuf_Execute ();
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SV_Frame (time);
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CL_Frame (time);
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host.framecount++;
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}
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/*
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=================
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Host_Main
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=================
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*/
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void Host_Main( void )
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{
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MSG msg;
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static double oldtime, newtime;
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host.state = HOST_FRAME;
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oldtime = Sys_DoubleTime(); //first call
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// main window message loop
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while (host.type != HOST_OFFLINE)
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{
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// if at a full screen console, don't update unless needed
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if (host.type == HOST_DEDICATED )
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{
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Sleep( 1 );
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}
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else if(host.state == HOST_SLEEP) Sleep( 100 );
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while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE))
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{
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if (!GetMessage (&msg, NULL, 0, 0)) Com_Quit ();
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host.sv_timer = msg.time;
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TranslateMessage (&msg);
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DispatchMessage (&msg);
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}
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newtime = Sys_DoubleTime();
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host.realtime = newtime - oldtime;
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Host_Frame (host.realtime);
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oldtime = newtime;
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}
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}
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/*
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=================
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Host_Shutdown
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=================
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*/
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void Host_Free (void)
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{
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host.state = HOST_SHUTDOWN;
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SV_Shutdown ("Server shutdown\n", false);
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CL_Shutdown ();
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Host_FreePlatform();
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}
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