ui_servers2.c

3D 游戏界的大牛人 John Carmack 终于放出了 Q3 的源代码

/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.

This file is part of Quake III Arena source code.

Quake III Arena source code 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.

Quake III Arena source code 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 Foobar; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/
//
/*
=======================================================================

MULTIPLAYER MENU (SERVER BROWSER)

=======================================================================
*/


#include "ui_local.h"


#define MAX_GLOBALSERVERS		128
#define MAX_PINGREQUESTS		32
#define MAX_ADDRESSLENGTH		64
#define MAX_HOSTNAMELENGTH		22
#define MAX_MAPNAMELENGTH		16
#define MAX_LISTBOXITEMS		128
#define MAX_LOCALSERVERS		128
#define MAX_STATUSLENGTH		64
#define MAX_LEAGUELENGTH		28
#define MAX_LISTBOXWIDTH		68

#define ART_BACK0				"menu/art/back_0"
#define ART_BACK1				"menu/art/back_1"
#define ART_CREATE0				"menu/art/create_0"
#define ART_CREATE1				"menu/art/create_1"
#define ART_SPECIFY0			"menu/art/specify_0"
#define ART_SPECIFY1			"menu/art/specify_1"
#define ART_REFRESH0			"menu/art/refresh_0"
#define ART_REFRESH1			"menu/art/refresh_1"
#define ART_CONNECT0			"menu/art/fight_0"
#define ART_CONNECT1			"menu/art/fight_1"
#define ART_ARROWS0				"menu/art/arrows_vert_0"
#define ART_ARROWS_UP			"menu/art/arrows_vert_top"
#define ART_ARROWS_DOWN			"menu/art/arrows_vert_bot"
#define ART_UNKNOWNMAP			"menu/art/unknownmap"
#define ART_REMOVE0				"menu/art/delete_0"
#define ART_REMOVE1				"menu/art/delete_1"
#define ART_PUNKBUSTER		"menu/art/pblogo"

#define ID_MASTER			10
#define ID_GAMETYPE			11
#define ID_SORTKEY			12
#define ID_SHOW_FULL		13
#define ID_SHOW_EMPTY		14
#define ID_LIST				15
#define ID_SCROLL_UP		16
#define ID_SCROLL_DOWN		17
#define ID_BACK				18
#define ID_REFRESH			19
#define ID_SPECIFY			20
#define ID_CREATE			21
#define ID_CONNECT			22
#define ID_REMOVE			23
#define ID_PUNKBUSTER 24

#define GR_LOGO				30
#define GR_LETTERS			31

#define AS_LOCAL			0
#define AS_MPLAYER			1
#define AS_GLOBAL			2
#define AS_FAVORITES		3

#define SORT_HOST			0
#define SORT_MAP			1
#define SORT_CLIENTS		2
#define SORT_GAME			3
#define SORT_PING			4

#define GAMES_ALL			0
#define GAMES_FFA			1
#define GAMES_TEAMPLAY		2
#define GAMES_TOURNEY		3
#define GAMES_CTF			4

static const char *master_items[] = {
	"Local",
	"Internet",
	"Favorites",
	0
};

static const char *servertype_items[] = {
	"All",
	"Free For All",
	"Team Deathmatch",
	"Tournament",
	"Capture the Flag",
	0
};

static const char *sortkey_items[] = {
	"Server Name",
	"Map Name",
	"Open Player Spots",
	"Game Type",
	"Ping Time",
	0
};

static char* gamenames[] = {
	"DM ",	// deathmatch
	"1v1",	// tournament
	"SP ",	// single player
	"Team DM",	// team deathmatch
	"CTF",	// capture the flag
	"One Flag CTF",		// one flag ctf
	"OverLoad",				// Overload
	"Harvester",			// Harvester
	"Rocket Arena 3",	// Rocket Arena 3
	"Q3F",						// Q3F
	"Urban Terror",		// Urban Terror
	"OSP",						// Orange Smoothie Productions
	"???",			// unknown
	0
};

static char* netnames[] = {
	"???",
	"UDP",
	"IPX",
	NULL
};

static char quake3worldMessage[] = "Visit www.quake3world.com - News, Community, Events, Files";

const char* punkbuster_items[] = {
	"Disabled",
	"Enabled",
	NULL
};

const char* punkbuster_msg[] = {
	"PunkBuster will be",
	"disabled the next time",
	"Quake III Arena",
	"is started.",
	NULL
};

typedef struct {
	char	adrstr[MAX_ADDRESSLENGTH];
	int		start;
} pinglist_t;

typedef struct servernode_s {
	char	adrstr[MAX_ADDRESSLENGTH];
	char	hostname[MAX_HOSTNAMELENGTH+3];
	char	mapname[MAX_MAPNAMELENGTH];
	int		numclients;
	int		maxclients;
	int		pingtime;
	int		gametype;
	char	gamename[12];
	int		nettype;
	int		minPing;
	int		maxPing;
	qboolean bPB;

} servernode_t; 

typedef struct {
	char			buff[MAX_LISTBOXWIDTH];
	servernode_t*	servernode;
} table_t;

typedef struct {
	menuframework_s		menu;

	menutext_s			banner;

	menulist_s			master;
	menulist_s			gametype;
	menulist_s			sortkey;
	menuradiobutton_s	showfull;
	menuradiobutton_s	showempty;

	menulist_s			list;
	menubitmap_s		mappic;
	menubitmap_s		arrows;
	menubitmap_s		up;
	menubitmap_s		down;
	menutext_s			status;
	menutext_s			statusbar;

	menubitmap_s		remove;
	menubitmap_s		back;
	menubitmap_s		refresh;
	menubitmap_s		specify;
	menubitmap_s		create;
	menubitmap_s		go;

	pinglist_t			pinglist[MAX_PINGREQUESTS];
	table_t				table[MAX_LISTBOXITEMS];
	char*				items[MAX_LISTBOXITEMS];
	int					numqueriedservers;
	int					*numservers;
	servernode_t		*serverlist;	
	int					currentping;
	qboolean			refreshservers;
	int					nextpingtime;
	int					maxservers;
	int					refreshtime;
	char				favoriteaddresses[MAX_FAVORITESERVERS][MAX_ADDRESSLENGTH];
	int					numfavoriteaddresses;

	menulist_s		punkbuster;
	menubitmap_s	pblogo;
} arenaservers_t;

static arenaservers_t	g_arenaservers;


static servernode_t		g_globalserverlist[MAX_GLOBALSERVERS];
static int				g_numglobalservers;
static servernode_t		g_localserverlist[MAX_LOCALSERVERS];
static int				g_numlocalservers;
static servernode_t		g_favoriteserverlist[MAX_FAVORITESERVERS];
static int				g_numfavoriteservers;
static servernode_t		g_mplayerserverlist[MAX_GLOBALSERVERS];
static int				g_nummplayerservers;
static int				g_servertype;
static int				g_gametype;
static int				g_sortkey;
static int				g_emptyservers;
static int				g_fullservers;


/*
=================
ArenaServers_MaxPing
=================
*/
static int ArenaServers_MaxPing( void ) {
	int		maxPing;

	maxPing = (int)trap_Cvar_VariableValue( "cl_maxPing" );
	if( maxPing < 100 ) {
		maxPing = 100;
	}
	return maxPing;
}


/*
=================
ArenaServers_Compare
=================
*/
static int QDECL ArenaServers_Compare( const void *arg1, const void *arg2 ) {
	float			f1;
	float			f2;
	servernode_t*	t1;
	servernode_t*	t2;

	t1 = (servernode_t *)arg1;
	t2 = (servernode_t *)arg2;

	switch( g_sortkey ) {
	case SORT_HOST:
		return Q_stricmp( t1->hostname, t2->hostname );

	case SORT_MAP:
		return Q_stricmp( t1->mapname, t2->mapname );

	case SORT_CLIENTS:
		f1 = t1->maxclients - t1->numclients;
		if( f1 < 0 ) {
			f1 = 0;
		}

		f2 = t2->maxclients - t2->numclients;
		if( f2 < 0 ) {
			f2 = 0;
		}

		if( f1 < f2 ) {
			return 1;
		}
		if( f1 == f2 ) {
			return 0;
		}
		return -1;

	case SORT_GAME:
		if( t1->gametype < t2->gametype ) {
			return -1;
		}
		if( t1->gametype == t2->gametype ) {
			return 0;
		}
		return 1;

	case SORT_PING:
		if( t1->pingtime < t2->pingtime ) {
			return -1;
		}
		if( t1->pingtime > t2->pingtime ) {
			return 1;
		}
		return Q_stricmp( t1->hostname, t2->hostname );
	}

	return 0;
}


/*
=================
ArenaServers_Go
=================
*/
static void ArenaServers_Go( void ) {
	servernode_t*	servernode;

	servernode = g_arenaservers.table[g_arenaservers.list.curvalue].servernode;
	if( servernode ) {
		trap_Cmd_ExecuteText( EXEC_APPEND, va( "connect %s\n", servernode->adrstr ) );
	}
}


/*
=================
ArenaServers_UpdatePicture
=================
*/
static void ArenaServers_UpdatePicture( void ) {
	static char		picname[64];
	servernode_t*	servernodeptr;

	if( !g_arenaservers.list.numitems ) {
		g_arenaservers.mappic.generic.name = NULL;
	}
	else {
		servernodeptr = g_arenaservers.table[g_arenaservers.list.curvalue].servernode;
		Com_sprintf( picname, sizeof(picname), "levelshots/%s.tga", servernodeptr->mapname );
		g_arenaservers.mappic.generic.name = picname;
	
	}

	// force shader update during draw
	g_arenaservers.mappic.shader = 0;
}


/*
=================
ArenaServers_UpdateMenu
=================
*/
static void ArenaServers_UpdateMenu( void ) {
	int				i;
	int				j;
	int				count;
	char*			buff;
	servernode_t*	servernodeptr;
	table_t*		tableptr;
	char			*pingColor;

	if( g_arenaservers.numqueriedservers > 0 ) {
		// servers found
		if( g_arenaservers.refreshservers && ( g_arenaservers.currentping <= g_arenaservers.numqueriedservers ) ) {
			// show progress
			Com_sprintf( g_arenaservers.status.string, MAX_STATUSLENGTH, "%d of %d Arena Servers.", g_arenaservers.currentping, g_arenaservers.numqueriedservers);
			g_arenaservers.statusbar.string  = "Press SPACE to stop";
			qsort( g_arenaservers.serverlist, *g_arenaservers.numservers, sizeof( servernode_t ), ArenaServers_Compare);
		}
		else {
			// all servers pinged - enable controls
			g_arenaservers.master.generic.flags		&= ~QMF_GRAYED;
			g_arenaservers.gametype.generic.flags	&= ~QMF_GRAYED;
			g_arenaservers.sortkey.generic.flags	&= ~QMF_GRAYED;
			g_arenaservers.showempty.generic.flags	&= ~QMF_GRAYED;
			g_arenaservers.showfull.generic.flags	&= ~QMF_GRAYED;
			g_arenaservers.list.generic.flags		&= ~QMF_GRAYED;
			g_arenaservers.refresh.generic.flags	&= ~QMF_GRAYED;
			g_arenaservers.go.generic.flags			&= ~QMF_GRAYED;
			g_arenaservers.punkbuster.generic.flags &= ~QMF_GRAYED;

			// update status bar
			if( g_servertype == AS_GLOBAL || g_servertype == AS_MPLAYER ) {
				g_arenaservers.statusbar.string = quake3worldMessage;
			}
			else {
				g_arenaservers.statusbar.string = "";
			}