dxx-rebirth/main/menu.c

/* $Id: menu.c,v 1.1.1.1 2006/03/17 19:56:12 zicodxx Exp $ */
/*
THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
*/

/*
 *
 * Inferno main menu.
 *
 */

#ifdef HAVE_CONFIG_H
#include <conf.h>
#endif

#include <stdio.h>
#include <string.h>

#include "menu.h"
#include "inferno.h"
#include "game.h"
#include "gr.h"
#include "key.h"
#include "iff.h"
#include "u_mem.h"
#include "error.h"
#include "bm.h"
#include "screens.h"
#include "mono.h"
#include "joy.h"
#include "vecmat.h"
#include "effects.h"
#include "slew.h"
#include "gamemine.h"
#include "gamesave.h"
#include "palette.h"
#include "args.h"
#include "newdemo.h"
#include "timer.h"
#include "sounds.h"
#include "gameseq.h"
#include "text.h"
#include "gamefont.h"
#include "newmenu.h"
#ifdef NETWORK
#  include "network.h"
#  include "netdrv.h"
#  include "multi.h"
#endif
#include "scores.h"
#include "joydefs.h"
#include "playsave.h"
#include "kconfig.h"
#include "titles.h"
#include "credits.h"
#include "texmap.h"
#include "polyobj.h"
#include "state.h"
#include "mission.h"
#include "songs.h"
#include "config.h"
#include "movie.h"
#include "gamepal.h"
#include "gauges.h"
#include "powerup.h"
#include "strutil.h"
#include "reorder.h"

#ifdef EDITOR
#include "editor/editor.h"
#endif

//char *menu_difficulty_text[] = { "Trainee", "Rookie", "Fighter", "Hotshot", "Insane" };
//char *menu_detail_text[] = { "Lowest", "Low", "Medium", "High", "Highest", "", "Custom..." };

#define MENU_NEW_GAME                   0
#define MENU_GAME                       1 
#define MENU_EDITOR                     2
#define MENU_VIEW_SCORES                3
#define MENU_QUIT                       4
#define MENU_LOAD_GAME                  5
#define MENU_SAVE_GAME                  6
#define MENU_DEMO_PLAY                  8
#define MENU_LOAD_LEVEL                 9
#define MENU_START_IPX_NETGAME          10
#define MENU_JOIN_IPX_NETGAME           11
#define MENU_CONFIG                     13
#define MENU_REJOIN_NETGAME             14
#define MENU_DIFFICULTY                 15
#define MENU_HELP                       19
#define MENU_NEW_PLAYER                 20
#define MENU_MULTIPLAYER                21
#define MENU_SHOW_CREDITS               23
#define MENU_ORDER_INFO                 24
#define MENU_PLAY_SONG                  25
//#define MENU_START_TCP_NETGAME          26 // TCP/IP support was planned in Descent II,
//#define MENU_JOIN_TCP_NETGAME           27 // but never realized.
#define MENU_START_APPLETALK_NETGAME    28
#define MENU_JOIN_APPLETALK_NETGAME     29
#define MENU_START_UDP_NETGAME          30 // UDP/IP support copied from d1x
#define MENU_JOIN_UDP_NETGAME           31
#define MENU_START_KALI_NETGAME         32 // Kali support copied from d1x
#define MENU_JOIN_KALI_NETGAME          33

//ADD_ITEM("Start netgame...", MENU_START_NETGAME, -1 );
//ADD_ITEM("Send net message...", MENU_SEND_NET_MESSAGE, -1 );

#define ADD_ITEM(t,value,key)  do { m[num_options].type=NM_TYPE_MENU; m[num_options].text=t; menu_choice[num_options]=value;num_options++; } while (0)

//unused - extern int last_joy_time;               //last time the joystick was used
#ifndef NDEBUG
extern int Speedtest_on;
#else
#define Speedtest_on 0
#endif

void do_sound_menu();
void do_toggles_menu();

ubyte do_auto_demo = 1;                 // Flag used to enable auto demo starting in main menu.
int Player_default_difficulty; // Last difficulty level chosen by the player
int Auto_leveling_on = 1;
int Guided_in_big_window = 0;
int EscortHotKeys=1;

// Function Prototypes added after LINTING
void do_option(int select);
void do_detail_level_menu_custom(void);
void do_new_game_menu(void);
#ifdef NETWORK
void do_multi_player_menu(void);
void do_ip_manual_join_menu();
int UDPConnectManual(char *addr);
#endif //NETWORK
extern void newmenu_close();

//returns the number of demo files on the disk
int newdemo_count_demos();

// ------------------------------------------------------------------------
void autodemo_menu_check(int nitems, newmenu_item * items, int *last_key, int citem )
{
	int curtime;

	nitems = nitems;
	items=items;
	citem = citem;

	// Don't allow them to hit ESC in the main menu.
	if (*last_key==KEY_ESC) *last_key = 0;

	if ( do_auto_demo )     {
		curtime = timer_get_approx_seconds();
		if ( (((keyd_time_when_last_pressed+i2f(25)) < curtime || curtime+i2f(25) < keyd_time_when_last_pressed) && (!Speedtest_on)) || GameArg.SysAutoDemo  ) {
			int n_demos;

			n_demos = newdemo_count_demos();

try_again:;
			if (((d_rand() % (n_demos+1)) == 0) && !GameArg.SysAutoDemo)
			{
				#ifndef SHAREWARE
#ifdef OGL
					Screen_mode = -1;
#endif
					PlayMovie("intro.mve",0);
					songs_play_song(SONG_TITLE,1);
					*last_key = -3; //exit menu to force redraw even if not going to game mode. -3 tells menu system not to restore
					set_screen_mode(SCREEN_MENU);
				#endif // end of ifndef shareware
			}
			else {
				WIN(HideCursorW());
				keyd_time_when_last_pressed = curtime;                  // Reset timer so that disk won't thrash if no demos.
				newdemo_start_playback(NULL);           // Randomly pick a file
				if (Newdemo_state == ND_STATE_PLAYBACK) {
					Function_mode = FMODE_GAME;
					*last_key = -3; //exit menu to get into game mode. -3 tells menu system not to restore
				}
				else
					goto try_again;	//keep trying until we get a demo that works
			}
		}
	}
}

static int main_menu_choice = 0;

//      -----------------------------------------------------------------------------
//      Create the main menu.
void create_main_menu(newmenu_item *m, int *menu_choice, int *callers_num_options)
{
	int     num_options;

	gr_update();

	#ifndef DEMO_ONLY
	num_options = 0;

	set_screen_mode (SCREEN_MENU);

	ADD_ITEM(TXT_NEW_GAME,MENU_NEW_GAME,KEY_N);

	ADD_ITEM(TXT_LOAD_GAME,MENU_LOAD_GAME,KEY_L);
#ifdef NETWORK
	ADD_ITEM(TXT_MULTIPLAYER_,MENU_MULTIPLAYER,-1);
#endif

	ADD_ITEM(TXT_OPTIONS_, MENU_CONFIG, -1 );
	ADD_ITEM(TXT_CHANGE_PILOTS,MENU_NEW_PLAYER,unused);
	ADD_ITEM(TXT_VIEW_DEMO,MENU_DEMO_PLAY,0);
	ADD_ITEM(TXT_VIEW_SCORES,MENU_VIEW_SCORES,KEY_V);
	if (cfexist("orderd2.pcx")) /* SHAREWARE */
		ADD_ITEM(TXT_ORDERING_INFO,MENU_ORDER_INFO,-1);
	ADD_ITEM(TXT_CREDITS,MENU_SHOW_CREDITS,-1);
	#endif
	ADD_ITEM(TXT_QUIT,MENU_QUIT,KEY_Q);

	#ifndef RELEASE
	if (!(Game_mode & GM_MULTI ))   {
		//m[num_options].type=NM_TYPE_TEXT;
		//m[num_options++].text=" Debug options:";

		ADD_ITEM("  Load level...",MENU_LOAD_LEVEL ,KEY_N);
		#ifdef EDITOR
		ADD_ITEM("  Editor", MENU_EDITOR, KEY_E);
		#endif
	}

	//ADD_ITEM( "  Play song", MENU_PLAY_SONG, -1 );
	#endif

	*callers_num_options = num_options;
}

//returns number of item chosen
int DoMenu() 
{
	int menu_choice[25];
	newmenu_item m[25];
	int num_options = 0;

	if ( Players[Player_num].callsign[0]==0 )       {
		RegisterPlayer();
		return 0;
	}

	load_palette(MENU_PALETTE,0,1);		//get correct palette
	
	do {
		create_main_menu(m, menu_choice, &num_options); // may have to change, eg, maybe selected pilot and no save games.

		keyd_time_when_last_pressed = timer_get_fixed_seconds();                // .. 20 seconds from now!
		if (main_menu_choice < 0 )
			main_menu_choice = 0;
		main_menu_choice = newmenu_do2( "", NULL, num_options, m, autodemo_menu_check, main_menu_choice, Menu_pcx_name);
		if ( main_menu_choice > -1 ) do_option(menu_choice[main_menu_choice]);
	} while( Function_mode==FMODE_MENU );

//      if (main_menu_choice != -2)
//              do_auto_demo = 0;               // No more auto demos
	if ( Function_mode==FMODE_GAME )
		gr_palette_fade_out( gr_palette, 32, 0 );

	return main_menu_choice;
}

extern void show_order_form(void);      // John didn't want this in inferno.h so I just externed it.

//returns flag, true means quit menu
void do_option ( int select) 
{
	switch (select) {
		case MENU_NEW_GAME:
			do_new_game_menu();
			break;
		case MENU_GAME:
			break;
		case MENU_DEMO_PLAY:
		{
			char demo_file[16];
			if (newmenu_get_filename(TXT_SELECT_DEMO, ".dem", demo_file, 1))
				newdemo_start_playback(demo_file);
			break;
		}
		case MENU_LOAD_GAME:
			state_restore_all(0, 0, NULL);
			break;
		#ifdef EDITOR
		case MENU_EDITOR:
			Function_mode = FMODE_EDITOR;
			init_cockpit();
			break;
		#endif
		case MENU_VIEW_SCORES:
			gr_palette_fade_out( gr_palette,32,0 );
			scores_view(-1);
			break;
#if 1 //def SHAREWARE
		case MENU_ORDER_INFO:
			show_order_form();
			break;
#endif
		case MENU_QUIT:
			#ifdef EDITOR
			if (! SafetyCheck()) break;
			#endif
			gr_palette_fade_out( gr_palette,32,0);
			Function_mode = FMODE_EXIT;
			break;
		case MENU_NEW_PLAYER:
			RegisterPlayer();               //1 == allow escape out of menu
			break;

#ifndef RELEASE

		case MENU_PLAY_SONG:    {
				int i;
				char * m[MAX_NUM_SONGS];

				for (i=0;i<Num_songs;i++) {
					m[i] = Songs[i].filename;
				}
				i = newmenu_listbox( "Select Song", Num_songs, m, 1, NULL );

				if ( i > -1 )   {
					songs_play_song( i, 0 );
				}
			}
			break;
	case MENU_LOAD_LEVEL:
		if (Current_mission || select_mission(0, "Load Level\n\nSelect mission"))
		{
			newmenu_item m;
			char text[10]="";
			int new_level_num;

			m.type=NM_TYPE_INPUT; m.text_len = 10; m.text = text;

			newmenu_do( NULL, "Enter level to load", 1, &m, NULL );

			new_level_num = atoi(m.text);

			if (new_level_num!=0 && new_level_num>=Last_secret_level && new_level_num<=Last_level)  {
				gr_palette_fade_out( gr_palette, 32, 0 );
				StartNewGame(new_level_num);
			}
		}
		break;

#endif //ifndef RELEASE


#ifdef NETWORK
		case MENU_START_IPX_NETGAME:
		case MENU_JOIN_IPX_NETGAME:
		case MENU_START_KALI_NETGAME:
		case MENU_JOIN_KALI_NETGAME:
			switch (select & ~0x1) {
				case MENU_START_IPX_NETGAME: NetDrvSet(NETPROTO_IPX); break;
				case MENU_START_KALI_NETGAME: NetDrvSet(NETPROTO_KALINIX); break;
				default: Int3();
			}

			if ((select & 0x1) == 0) // MENU_START_*_NETGAME
				network_start_game();
			else // MENU_JOIN_*_NETGAME
				network_join_game();
			break;

		case MENU_START_UDP_NETGAME:
			NetDrvSet(NETPROTO_UDP);
			network_start_game();
			break;
		case MENU_JOIN_UDP_NETGAME:
			NetDrvSet(NETPROTO_UDP);
			do_ip_manual_join_menu();
			break;

		case MENU_MULTIPLAYER:
			do_multi_player_menu();
			break;
#endif //NETWORK
		case MENU_CONFIG:
			do_options_menu();
			break;
		case MENU_SHOW_CREDITS:
			gr_palette_fade_out( gr_palette,32,0);
			songs_stop_all();
			credits_show(NULL); 
			break;
		default:
			Error("Unknown option %d in do_option",select);
			break;
	}

}

int do_difficulty_menu()
{
	int s;
	newmenu_item m[5];

	m[0].type=NM_TYPE_MENU; m[0].text=MENU_DIFFICULTY_TEXT(0);
	m[1].type=NM_TYPE_MENU; m[1].text=MENU_DIFFICULTY_TEXT(1);
	m[2].type=NM_TYPE_MENU; m[2].text=MENU_DIFFICULTY_TEXT(2);
	m[3].type=NM_TYPE_MENU; m[3].text=MENU_DIFFICULTY_TEXT(3);
	m[4].type=NM_TYPE_MENU; m[4].text=MENU_DIFFICULTY_TEXT(4);

	s = newmenu_do1( NULL, TXT_DIFFICULTY_LEVEL, NDL, m, NULL, Difficulty_level);

	if (s > -1 )    {
		if (s != Difficulty_level)
		{
			Player_default_difficulty = s;
			write_player_file();
		}
		Difficulty_level = s;
		mprintf((0, "%s %s %i\n", TXT_DIFFICULTY_LEVEL, TXT_SET_TO, Difficulty_level));
		return 1;
	}
	return 0;
}

int     Max_debris_objects, Max_objects_onscreen_detailed;
int     Max_linear_depth_objects;

sbyte   Object_complexity=2, Object_detail=2;
sbyte   Wall_detail=2, Wall_render_depth=2, Debris_amount=2, SoundChannels = 2;

sbyte   Render_depths[NUM_DETAIL_LEVELS-1] =                        { 6,  9, 12, 15, 50};
sbyte   Max_perspective_depths[NUM_DETAIL_LEVELS-1] =               { 1,  2,  3,  5,  8};
sbyte   Max_linear_depths[NUM_DETAIL_LEVELS-1] =                    { 3,  5,  7, 10, 50};
sbyte   Max_linear_depths_objects[NUM_DETAIL_LEVELS-1] =            { 1,  2,  3,  7, 20};
sbyte   Max_debris_objects_list[NUM_DETAIL_LEVELS-1] =              { 2,  4,  7, 10, 15};
sbyte   Max_objects_onscreen_detailed_list[NUM_DETAIL_LEVELS-1] =   { 2,  4,  7, 10, 15};
sbyte   Smts_list[NUM_DETAIL_LEVELS-1] =                            { 2,  4,  8, 16, 50};   //      threshold for models to go to lower detail model, gets multiplied by obj->size
sbyte   Max_sound_channels[NUM_DETAIL_LEVELS-1] =                   { 2,  4,  8, 12, 16};

//      -----------------------------------------------------------------------------
//      Set detail level based stuff.
//      Note: Highest detail level (detail_level == NUM_DETAIL_LEVELS-1) is custom detail level.
void set_detail_level_parameters(int detail_level)
{
	Assert((detail_level >= 0) && (detail_level < NUM_DETAIL_LEVELS));

	if (detail_level < NUM_DETAIL_LEVELS-1) {
		Render_depth = Render_depths[detail_level];
		Max_perspective_depth = Max_perspective_depths[detail_level];
		Max_linear_depth = Max_linear_depths[detail_level];
		Max_linear_depth_objects = Max_linear_depths_objects[detail_level];

		Max_debris_objects = Max_debris_objects_list[detail_level];
		Max_objects_onscreen_detailed = Max_objects_onscreen_detailed_list[detail_level];

		Simple_model_threshhold_scale = Smts_list[detail_level];

		digi_set_max_channels( Max_sound_channels[ detail_level ] );

		//      Set custom menu defaults.
		Object_complexity = detail_level;
		Wall_render_depth = detail_level;
		Object_detail = detail_level;
		Wall_detail = detail_level;
		Debris_amount = detail_level;
		SoundChannels = detail_level;
	}
}

//      -----------------------------------------------------------------------------
void do_detail_level_menu(void)
{
	int s;
	newmenu_item m[7];

	m[0].type=NM_TYPE_MENU; m[0].text=MENU_DETAIL_TEXT(0);
	m[1].type=NM_TYPE_MENU; m[1].text=MENU_DETAIL_TEXT(1);
	m[2].type=NM_TYPE_MENU; m[2].text=MENU_DETAIL_TEXT(2);
	m[3].type=NM_TYPE_MENU; m[3].text=MENU_DETAIL_TEXT(3);
	m[4].type=NM_TYPE_MENU; m[4].text=MENU_DETAIL_TEXT(4);
	m[5].type=NM_TYPE_TEXT; m[5].text="";
	m[6].type=NM_TYPE_MENU; m[6].text=MENU_DETAIL_TEXT(5);

	s = newmenu_do1( NULL, TXT_DETAIL_LEVEL , NDL+2, m, NULL, Detail_level);

	if (s > -1 )    {
		switch (s)      {
			case 0:
			case 1:
			case 2:
			case 3:
			case 4:
				Detail_level = s;
				mprintf((0, "Detail level set to %i\n", Detail_level));
				set_detail_level_parameters(Detail_level);
				break;
			case 6:
				Detail_level = 5;
				do_detail_level_menu_custom();
				break;
		}
	}
}

//      -----------------------------------------------------------------------------
void do_detail_level_menu_custom_menuset(int nitems, newmenu_item * items, int *last_key, int citem )
{
	nitems = nitems;
	*last_key = *last_key;
	citem = citem;

	Object_complexity = items[0].value;
	Object_detail = items[1].value;
	Wall_detail = items[2].value;
	Wall_render_depth = items[3].value;
	Debris_amount = items[4].value;
	SoundChannels = items[5].value;
}

void set_custom_detail_vars(void)
{
	Render_depth = Render_depths[Wall_render_depth];

	Max_perspective_depth = Max_perspective_depths[Wall_detail];
	Max_linear_depth = Max_linear_depths[Wall_detail];

	Max_debris_objects = Max_debris_objects_list[Debris_amount];

	Max_objects_onscreen_detailed = Max_objects_onscreen_detailed_list[Object_complexity];
	Simple_model_threshhold_scale = Smts_list[Object_complexity];
	Max_linear_depth_objects = Max_linear_depths_objects[Object_detail];

	digi_set_max_channels( Max_sound_channels[ SoundChannels ] );
	
}

#define	DL_MAX	10

//      -----------------------------------------------------------------------------

void do_detail_level_menu_custom(void)
{
	int	count;
	int	s=0;
	newmenu_item m[DL_MAX];

	do {
		count = 0;
		m[count].type = NM_TYPE_SLIDER;
		m[count].text = TXT_OBJ_COMPLEXITY;
		m[count].value = Object_complexity;
		m[count].min_value = 0;
		m[count++].max_value = NDL-1;

		m[count].type = NM_TYPE_SLIDER;
		m[count].text = TXT_OBJ_DETAIL;
		m[count].value = Object_detail;
		m[count].min_value = 0;
		m[count++].max_value = NDL-1;

		m[count].type = NM_TYPE_SLIDER;
		m[count].text = TXT_WALL_DETAIL;
		m[count].value = Wall_detail;
		m[count].min_value = 0;
		m[count++].max_value = NDL-1;

		m[count].type = NM_TYPE_SLIDER;
		m[count].text = TXT_WALL_RENDER_DEPTH;
		m[count].value = Wall_render_depth;
		m[count].min_value = 0;
		m[count++].max_value = NDL-1;

		m[count].type = NM_TYPE_SLIDER;
		m[count].text= TXT_DEBRIS_AMOUNT;
		m[count].value = Debris_amount;
		m[count].min_value = 0;
		m[count++].max_value = NDL-1;

		m[count].type = NM_TYPE_SLIDER;
		m[count].text= TXT_SOUND_CHANNELS;
		m[count].value = SoundChannels;
		m[count].min_value = 0;
		m[count++].max_value = NDL-1;

		m[count].type = NM_TYPE_TEXT;
		m[count++].text= TXT_LO_HI;

		Assert(count < DL_MAX);

		s = newmenu_do1( NULL, TXT_DETAIL_CUSTOM, count, m, do_detail_level_menu_custom_menuset, s);
	} while (s > -1);

	set_custom_detail_vars();
}

void do_new_game_menu()
{
	int new_level_num,player_highest_level;

    if (!select_mission(0, "New Game\n\nSelect mission"))
        return;
    
	new_level_num = 1;

	player_highest_level = get_highest_level();

	if (player_highest_level > Last_level)
		player_highest_level = Last_level;
	if (player_highest_level > 1) {
		newmenu_item m[4];
		char info_text[80];
		char num_text[10];
		int choice;
		int n_items;

try_again:
		sprintf(info_text,"%s %d",TXT_START_ANY_LEVEL, player_highest_level);

		m[0].type=NM_TYPE_TEXT; m[0].text = info_text;
		m[1].type=NM_TYPE_INPUT; m[1].text_len = 10; m[1].text = num_text;
		n_items = 2;

		strcpy(num_text,"1");

		choice = newmenu_do( NULL, TXT_SELECT_START_LEV, n_items, m, NULL );

		if (choice==-1 || m[1].text[0]==0)
			return;

		new_level_num = atoi(m[1].text);

		if (!(new_level_num>0 && new_level_num<=player_highest_level)) {
			m[0].text = TXT_ENTER_TO_CONT;
			nm_messagebox( NULL, 1, TXT_OK, TXT_INVALID_LEVEL); 
			goto try_again;
		}
	}

	Difficulty_level = Player_default_difficulty;

	if (!do_difficulty_menu())
		return;

	gr_palette_fade_out( gr_palette, 32, 0 );
	StartNewGame(new_level_num);

}

extern void GameLoop(int, int );

void options_menuset(int nitems, newmenu_item * items, int *last_key, int citem )
{
	if ( citem==4)
	{
		gr_palette_set_gamma(items[4].value);
	}

	nitems++;		//kill warning
	last_key++;		//kill warning
}


// added on 9/20/98 by Victor Rachels to attempt to add screen res change ingame
// Changed on 3/24/99 by Owen Evans to make it work  =)
void change_res_poll()
{
}

void change_res()
{
	newmenu_item m[12];
	u_int32_t modes[12];
	int i = 0, mc = 0, num_presets = 0;
	char customres[16];
	int fullscreenc;
	u_int32_t screen_mode = 0;
	int screen_width = 0;
	int screen_height = 0;
	SDL_Rect **sdlmode = SDL_ListModes(NULL, SDL_FULLSCREEN|SDL_HWSURFACE);

	m[mc].type = NM_TYPE_RADIO; m[mc].text = "320x200"; m[mc].value = (Game_screen_mode == SM(320,200)); m[mc].group = 0; modes[mc] = SM(320,200); mc++;
	m[mc].type = NM_TYPE_RADIO; m[mc].text = "640x480"; m[mc].value = (Game_screen_mode == SM(640,480)); m[mc].group = 0; modes[mc] = SM(640,480); mc++;
	m[mc].type = NM_TYPE_RADIO; m[mc].text = "320x400"; m[mc].value = (Game_screen_mode == SM(320,400)); m[mc].group = 0; modes[mc] = SM(320,400); mc++;
	m[mc].type = NM_TYPE_RADIO; m[mc].text = "640x400"; m[mc].value = (Game_screen_mode == SM(640,400)); m[mc].group = 0; modes[mc] = SM(640,400); mc++;
	m[mc].type = NM_TYPE_RADIO; m[mc].text = "800x600"; m[mc].value = (Game_screen_mode == SM(800,600)); m[mc].group = 0; modes[mc] = SM(800,600); mc++;
	m[mc].type = NM_TYPE_RADIO; m[mc].text = "1024x768"; m[mc].value = (Game_screen_mode == SM(1024,768)); m[mc].group = 0; modes[mc] = SM(1024,768); mc++;
	m[mc].type = NM_TYPE_RADIO; m[mc].text = "1280x1024"; m[mc].value = (Game_screen_mode == SM(1280,1024)); m[mc].group = 0; modes[mc] = SM(1280,1024); mc++;
	m[mc].type = NM_TYPE_RADIO; m[mc].text = "1600x1200"; m[mc].value = (Game_screen_mode == SM(1600,1200)); m[mc].group = 0; modes[mc] = SM(1600,1200); mc++; // ZICO - added res
	
	num_presets = mc;
	m[mc].value=0; // make sure we count and reach the right selection
	for (i = 0; i < 8; i++)
		if (m[mc].value)
			break;
	
	m[mc].type = NM_TYPE_RADIO; m[mc].text = "custom:"; m[mc].value = (i == mc); m[mc].group = 0; modes[mc] = 0; mc++;
	sprintf(customres, "%ix%i", SM_W(Game_screen_mode), SM_H(Game_screen_mode));
	m[mc].type = NM_TYPE_INPUT; m[mc].text = customres; m[mc].text_len = 11; modes[mc] = 0; mc++;

	fullscreenc = mc; m[mc].type = NM_TYPE_CHECK; m[mc].text = "Fullscreen"; m[mc].value = gr_check_fullscreen(); mc++;
	i = newmenu_do1( NULL, "Screen Resolution", mc, m, &change_res_poll, 0 );

	if (m[fullscreenc].value != gr_check_fullscreen())
	{
		gr_toggle_fullscreen();
		Game_screen_mode = -1;
	}

	for (i = 0; (m[i].value == 0) && (i < num_presets); i++);

	if (modes[i]==0)
	{
		char *h = strchr(customres, 'x');
		if (!h)
			return;
		screen_mode = SM(atoi(customres), atoi(h+1));
	}
	else
	{
		screen_mode = modes[i];
	}

	screen_width = SM_W(screen_mode);
	screen_height = SM_H(screen_mode);

	if (Game_screen_mode == screen_mode)
		return;

	if (screen_width > sdlmode[0]->w || screen_height > sdlmode[0]->h) {
		if (!nm_messagebox( TXT_WARNING, 2, "NO", "YES", "Could not verify selected\nscreen resolution.\nThe game may crash.\nDo you really want to proceed?" ))
			return;
	}

	if (screen_width < 320 || screen_height < 200) {
		nm_messagebox( TXT_WARNING, 1, "OK", "Entered resolution is too small.\nReverting ..." );
		return;
	}

	newmenu_close();

	Game_screen_mode = screen_mode;
	set_screen_mode(SCREEN_MENU);
	game_init_render_buffers(screen_width, screen_height, VR_NONE, 0);
}
//End changed section (OE)

void do_options_menu()
{
	newmenu_item m[11];
	int i = 0;

	do {
		m[ 0].type = NM_TYPE_MENU;   m[ 0].text="Sound effects & music...";
		m[ 1].type = NM_TYPE_TEXT;   m[ 1].text="";
#if defined(MACINTOSH) && defined(APPLE_DEMO)
		m[ 2].type = NM_TYPE_TEXT;   m[ 2].text="";
#else
		m[ 2].type = NM_TYPE_MENU;   m[ 2].text=TXT_CONTROLS_;
#endif
		m[ 3].type = NM_TYPE_TEXT;   m[ 3].text="";

		m[ 4].type = NM_TYPE_SLIDER;
		m[ 4].text = TXT_BRIGHTNESS;
		m[ 4].value = gr_palette_get_gamma();
		m[ 4].min_value = 0;
		m[ 4].max_value = 16;

		m[ 5].type = NM_TYPE_MENU;   m[ 5].text=TXT_DETAIL_LEVELS;
		m[ 6].type = NM_TYPE_MENU;   m[ 6].text="Screen resolution...";

		m[ 7].type = NM_TYPE_TEXT;   m[ 7].text="";
		m[ 8].type = NM_TYPE_MENU;   m[ 8].text="Primary autoselect ordering...";
		m[ 9].type = NM_TYPE_MENU;   m[ 9].text="Secondary autoselect ordering...";
		m[10].type = NM_TYPE_MENU;   m[10].text="Toggles...";

		i = newmenu_do1( NULL, TXT_OPTIONS, sizeof(m)/sizeof(*m), m, options_menuset, i );
			
		switch(i)       {
			case  0: do_sound_menu();		break;
			case  2: joydefs_config();		break;
			case  5: do_detail_level_menu(); 	break;
			case  6: change_res();			break;
			case  8: ReorderPrimary();		break;
			case  9: ReorderSecondary();		break;
			case 10: do_toggles_menu();		break;
		}

	} while( i>-1 );

	write_player_file();
}

void set_redbook_volume(int volume);

void sound_menuset(int nitems, newmenu_item * items, int *last_key, int citem )
{
	nitems=nitems;
	*last_key = *last_key;

	if ( Config_digi_volume != items[0].value )     {
		Config_digi_volume = items[0].value;
		digi_set_digi_volume( (Config_digi_volume*32768)/8 );
		digi_play_sample_once( SOUND_DROP_BOMB, F1_0 );
	}

	if (GameArg.SndEnableRedbook)
	{
		if (Config_redbook_volume != items[1].value )   {
			Config_redbook_volume = items[1].value;
			set_redbook_volume(Config_redbook_volume);
		}

	}
	else
	{
		if (Config_midi_volume != items[1].value )   {
			Config_midi_volume = items[1].value;
			digi_set_midi_volume( (Config_midi_volume*128)/8 );
		}
	}

	citem++;		//kill warning
}

void do_sound_menu()
{
   newmenu_item m[4];
	int i = 0;

	do {
		m[ 0].type = NM_TYPE_SLIDER; m[ 0].text=TXT_FX_VOLUME; m[0].value=Config_digi_volume;m[0].min_value=0; m[0].max_value=8; 
		m[ 1].type = NM_TYPE_SLIDER; m[ 1].text=(GameArg.SndEnableRedbook?"CD music volume":"MIDI music volume"); m[1].value=(GameArg.SndEnableRedbook?Config_redbook_volume:Config_midi_volume);m[1].min_value=0; m[1].max_value=8;
		m[ 2].type = NM_TYPE_TEXT; m[ 2].text="";
		m[ 3].type = NM_TYPE_CHECK;  m[ 3].text=TXT_REVERSE_STEREO; m[3].value=Config_channels_reversed; 

		i = newmenu_do1( NULL, "Sound Effects & Music", sizeof(m)/sizeof(*m), m, sound_menuset, i );

		Config_channels_reversed = m[3].value;

	} while( i>-1 );
}

#define ADD_CHECK(n,txt,v)  do { m[n].type=NM_TYPE_CHECK; m[n].text=txt; m[n].value=v;} while (0)

void do_toggles_menu()
{
#define N_TOGGLE_ITEMS 6
	newmenu_item m[N_TOGGLE_ITEMS];
	int i = 0;

	do {
		#if defined(MACINTOSH) && defined(USE_ISP)
			if (ISpEnabled())
			{
				m[0].type = NM_TYPE_TEXT; m[0].text = "";
			}
			else
			{
				ADD_CHECK(0, "Ship auto-leveling", Auto_leveling_on);
			}
		#else 
			ADD_CHECK(0, "Ship auto-leveling", Auto_leveling_on);
		#endif
		ADD_CHECK(1, "Show reticle", Reticle_on);
		ADD_CHECK(2, "Missile view", Missile_view_enabled);
		ADD_CHECK(3, "Headlight on when picked up", Headlight_active_default );
		ADD_CHECK(4, "Show guided missile in main display", Guided_in_big_window );
		ADD_CHECK(5, "Escort robot hot keys",EscortHotKeys);

		i = newmenu_do1( NULL, "Toggles", N_TOGGLE_ITEMS, m, NULL, i );
			
		Auto_leveling_on			= m[0].value;
		Reticle_on					= m[1].value;
		Missile_view_enabled    	= m[2].value;
		Headlight_active_default	= m[3].value;
		Guided_in_big_window		= m[4].value;
		EscortHotKeys				= m[5].value;

	} while( i>-1 );

}

#ifdef NETWORK
void do_multi_player_menu()
{
	int menu_choice[9];
	newmenu_item m[9];
	int choice = 0, num_options = 0;
	int old_game_mode;

	do {
		old_game_mode = Game_mode;
		num_options = 0;

#ifdef NATIVE_IPX
		ADD_ITEM("Start IPX Netgame", MENU_START_IPX_NETGAME, -1);
		ADD_ITEM("Join IPX Netgame\n", MENU_JOIN_IPX_NETGAME, -1);
#endif //NATIVE_IPX
		ADD_ITEM("Start UDP/IP Netgame", MENU_START_UDP_NETGAME, -1);
		ADD_ITEM("Join UDP/IP Netgame\n", MENU_JOIN_UDP_NETGAME, -1);
#ifdef KALINIX
		ADD_ITEM("Start Kali Netgame", MENU_START_KALI_NETGAME, -1);
		ADD_ITEM("Join Kali Netgame", MENU_JOIN_KALI_NETGAME, -1);
#endif // KALINIX

		choice = newmenu_do1( NULL, TXT_MULTIPLAYER, num_options, m, NULL, choice );
		
		if ( choice > -1 )
			do_option(menu_choice[choice]);
	
		if (old_game_mode != Game_mode)
			break;          // leave menu

	} while( choice > -1 );

}

void do_ip_manual_join_menu()
{
	int menu_choice[3];
	newmenu_item m[3];
	int choice = 0, num_options = 0, j = 0;
	int old_game_mode;
	char buf[128]="";

	if (GameArg.MplIpHostAddr) {
		sprintf(buf,"%s",GameArg.MplIpHostAddr);

		for (j=0; buf[j] != '\0'; j++) {
			switch (buf[j]) {
				case ' ':
					buf[j] = '\0';
			}
		}
	}

	do {
		old_game_mode = Game_mode;
		num_options = 0;

		m[num_options].type = NM_TYPE_INPUT; m[num_options].text=buf; m[num_options].text_len=128;menu_choice[num_options]=-1; num_options++;

		choice = newmenu_do1( NULL, "ENTER IP OR HOSTNAME", num_options, m, NULL, choice );

		if ( choice > -1 ){
			UDPConnectManual(buf);
		}

		if (old_game_mode != Game_mode)
			break;		// leave menu
	} while( choice > -1 );
}
#endif // NETWORK