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/*
* Qcommon.java
* Copyright 2003
*
* $Id: Qcommon.java,v 1.6 2004-09-06 20:30:21 hzi Exp $
*/
/*
Copyright (C) 1997-2001 Id Software, Inc.
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.
*/
package jake2.qcommon;
import jake2.Globals;
import jake2.client.*;
import jake2.game.Cmd;
import jake2.server.SV_MAIN;
import jake2.sys.NET;
import jake2.sys.Sys;
import jake2.util.Vargs;
import java.io.FileWriter;
import java.io.IOException;
/**
* Qcommon contains some basic routines for the game engine
* namely initialization, shutdown and frame generation.
*/
public final class Qcommon extends Globals {
public static final String BUILDSTRING = "Java";
public static final String CPUSTRING = "jvm";
/**
* This function initializes the different subsystems of
* the game engine. The setjmp/longjmp mechanism of the original
* was replaced with exceptions.
* @param args the original unmodified command line arguments
*/
public static void Init(String[] args) {
try {
// prepare enough of the subsystems to handle
// cvar and command buffer management
Com.InitArgv(args);
Cbuf.Init();
Cmd.Init();
Cvar.Init();
Key.Init();
// we need to add the early commands twice, because
// a basedir or cddir needs to be set before execing
// config files, but we want other parms to override
// the settings of the config files
Cbuf.AddEarlyCommands(false);
Cbuf.Execute();
FS.InitFilesystem();
Cbuf.AddText("exec default.cfg\n");
Cbuf.Execute();
Cvar.Set("vid_fullscreen", "0");
Cbuf.AddText("exec config.cfg\n");
Cbuf.AddEarlyCommands(true);
Cbuf.Execute();
//
// init commands and vars
//
Cmd.AddCommand("error", Com.Error_f);
Globals.host_speeds= Cvar.Get("host_speeds", "0", 0);
Globals.log_stats= Cvar.Get("log_stats", "0", 0);
Globals.developer= Cvar.Get("developer", "0", 0);
Globals.timescale= Cvar.Get("timescale", "0", 0);
Globals.fixedtime= Cvar.Get("fixedtime", "0", 0);
Globals.logfile_active= Cvar.Get("logfile", "0", 0);
Globals.showtrace= Cvar.Get("showtrace", "0", 0);
Globals.dedicated= Cvar.Get("dedicated", "0", CVAR_NOSET);
String s = Com.sprintf("%4.2f %s %s %s",
new Vargs(4)
.add(Globals.VERSION)
.add(CPUSTRING)
.add(Globals.__DATE__)
.add(BUILDSTRING));
Cvar.Get("version", s, CVAR_SERVERINFO | CVAR_NOSET);
NET.NET_Init(); //ok
Netchan.Netchan_Init(); //ok
SV_MAIN.SV_Init(); //ok
CL.Init();
// add + commands from command line
if (!Cbuf.AddLateCommands()) {
// if the user didn't give any commands, run default action
Cbuf.AddText("d1\n");
Cbuf.Execute();
} else {
// the user asked for something explicit
// so drop the loading plaque
SCR.EndLoadingPlaque();
}
Com.Printf("====== Quake2 Initialized ======\n\n");
} catch (longjmpException e) {
Sys.Error("Error during initialization");
}
}
/**
* Trigger generation of a frame for the given time. The setjmp/longjmp
* mechanism of the original was replaced with exceptions.
* @param msec the current game time
*/
public static void Frame(int msec) {
try {
if (Globals.log_stats.modified) {
Globals.log_stats.modified= false;
if (Globals.log_stats.value != 0.0f) {
if (Globals.log_stats_file != null) {
try {
Globals.log_stats_file.close();
} catch (IOException e) {
}
Globals.log_stats_file= null;
}
try {
Globals.log_stats_file= new FileWriter("stats.log");
} catch (IOException e) {
Globals.log_stats_file= null;
}
if (Globals.log_stats_file != null) {
try {
Globals.log_stats_file.write("entities,dlights,parts,frame time\n");
} catch (IOException e) {
}
}
} else {
if (Globals.log_stats_file != null) {
try {
Globals.log_stats_file.close();
} catch (IOException e) {
}
Globals.log_stats_file= null;
}
}
}
if (Globals.fixedtime.value != 0.0f) {
msec= (int) Globals.fixedtime.value;
} else if (Globals.timescale.value != 0.0f) {
msec *= Globals.timescale.value;
if (msec < 1)
msec= 1;
}
if (Globals.showtrace.value != 0.0f) {
Com.Printf("%4i traces %4i points\n",
new Vargs(2).add(Globals.c_traces)
.add(Globals.c_pointcontents));
Globals.c_traces= 0;
Globals.c_brush_traces= 0;
Globals.c_pointcontents= 0;
}
Cbuf.Execute();
int time_before= 0;
int time_between= 0;
int time_after= 0;
if (Globals.host_speeds.value != 0.0f)
time_before= Sys.Milliseconds();
SV_MAIN.SV_Frame(msec);
if (Globals.host_speeds.value != 0.0f)
time_between= Sys.Milliseconds();
CL.Frame(msec);
if (Globals.host_speeds.value != 0.0f) {
time_after= Sys.Milliseconds();
int all= time_after - time_before;
int sv= time_between - time_before;
int cl= time_after - time_between;
int gm= Globals.time_after_game - Globals.time_before_game;
int rf= Globals.time_after_ref - Globals.time_before_ref;
sv -= gm;
cl -= rf;
Com.Printf("all:%3i sv:%3i gm:%3i cl:%3i rf:%3i\n",
new Vargs(5).add(all).add(sv).add(gm).add(cl).add(rf));
}
} catch (longjmpException e) {
}
}
}
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