935 lines
28 KiB
C++
935 lines
28 KiB
C++
/*
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* Portions of this file are copyright Rebirth contributors and licensed as
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* described in COPYING.txt.
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* Portions of this file are copyright Parallax Software and licensed
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* according to the Parallax license below.
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* See COPYING.txt for license details.
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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/*
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*
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* Defines and exported variables for multi.c
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*
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*/
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#pragma once
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#include "fwd-player.h"
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#include "player-callsign.h"
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#include "player-flags.h"
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#include "weapon.h"
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#include "mission.h"
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#include "newmenu.h"
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#include "powerup.h"
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#include "fwd-object.h"
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#include "window.h"
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#include "game.h"
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#ifdef _WIN32
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#ifdef _WIN32_WINNT
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#undef _WIN32_WINNT
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#endif
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#define _WIN32_WINNT 0x0501 // for get/freeaddrinfo()
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#include <io.h>
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#else
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netdb.h>
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#include <arpa/inet.h>
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#include <unistd.h>
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#include <stdint.h>
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#include <sys/time.h>
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#endif
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#ifdef __cplusplus
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#include <stdexcept>
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#include "pack.h"
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#include "compiler-array.h"
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#include "ntstring.h"
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#include "compiler-static_assert.h"
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#include "compiler-type_traits.h"
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namespace dcx {
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struct _sockaddr
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{
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union {
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sockaddr sa;
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sockaddr_in sin;
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#if DXX_USE_IPv6
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sockaddr_in6 sin6;
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#define DXX_IPv6(v4,v6) v6
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#else
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#define DXX_IPv6(v4,v6) v4
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#endif
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};
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static int address_family()
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{
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return DXX_IPv6(AF_INET, AF_INET6);
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}
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static int protocol_family()
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{
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return DXX_IPv6(PF_INET, PF_INET6);
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}
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#undef DXX_IPv6
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};
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// PROTOCOL VARIABLES AND DEFINES
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extern int multi_protocol; // set and determinate used protocol
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}
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#define MULTI_PROTO_UDP 1 // UDP protocol
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// What version of the multiplayer protocol is this? Increment each time something drastic changes in Multiplayer without the version number changes. Reset to 0 each time the version of the game changes
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#define MULTI_PROTO_VERSION static_cast<uint16_t>(27)
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// PROTOCOL VARIABLES AND DEFINES - END
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// limits for Packets (i.e. positional updates) per sec
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#define DEFAULT_PPS 30
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#define MIN_PPS 5
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#define MAX_PPS 40
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#define MAX_MESSAGE_LEN 35
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#if defined(DXX_BUILD_DESCENT_I)
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#define MAX_NET_CREATE_OBJECTS 20
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#define MAX_MULTI_MESSAGE_LEN 90 //didn't change it, just moved it up
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#elif defined(DXX_BUILD_DESCENT_II)
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#define MAX_NET_CREATE_OBJECTS 40
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#define MAX_MULTI_MESSAGE_LEN 120
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#endif
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#define NETGAME_ANARCHY 0
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#define NETGAME_TEAM_ANARCHY 1
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#define NETGAME_ROBOT_ANARCHY 2
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#define NETGAME_COOPERATIVE 3
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#if defined(DXX_BUILD_DESCENT_II)
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#define NETGAME_CAPTURE_FLAG 4
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#define NETGAME_HOARD 5
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#define NETGAME_TEAM_HOARD 6
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#endif
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#define NETGAME_BOUNTY 7
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#define NETSTAT_MENU 0
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#define NETSTAT_PLAYING 1
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#define NETSTAT_BROWSING 2
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#define NETSTAT_WAITING 3
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#define NETSTAT_STARTING 4
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#define NETSTAT_ENDLEVEL 5
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#define CONNECT_DISCONNECTED 0
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#define CONNECT_PLAYING 1
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#define CONNECT_WAITING 2
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#define CONNECT_DIED_IN_MINE 3
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#define CONNECT_FOUND_SECRET 4
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#define CONNECT_ESCAPE_TUNNEL 5
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#define CONNECT_END_MENU 6
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#if defined(DXX_BUILD_DESCENT_II)
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#define CONNECT_KMATRIX_WAITING 7 // Like CONNECT_WAITING but used especially in kmatrix.c to seperate "escaped" and "waiting"
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#endif
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// reasons for a packet with type PID_DUMP
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#define DUMP_CLOSED 0 // no new players allowed after game started
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#define DUMP_FULL 1 // player cound maxed out
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#define DUMP_ENDLEVEL 2
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#define DUMP_DORK 3
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#define DUMP_ABORTED 4
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#define DUMP_CONNECTED 5 // never used
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#define DUMP_LEVEL 6
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#define DUMP_KICKED 7
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#define DUMP_PKTTIMEOUT 8
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#if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
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#define NETFLAG_LABEL_QUAD "Quad Lasers"
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#define NETFLAG_LABEL_VULCAN "Vulcan cannon"
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#define NETFLAG_LABEL_SPREAD "Spreadfire cannon"
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#define NETFLAG_LABEL_PLASMA "Plasma cannon"
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#define NETFLAG_LABEL_FUSION "Fusion cannon"
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#define for_each_netflag_value(VALUE) \
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VALUE(NETFLAG_DOLASER, "Laser upgrade") \
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VALUE(NETFLAG_DOQUAD, NETFLAG_LABEL_QUAD) \
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VALUE(NETFLAG_DOVULCAN, NETFLAG_LABEL_VULCAN) \
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VALUE(NETFLAG_DOSPREAD, NETFLAG_LABEL_SPREAD) \
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VALUE(NETFLAG_DOPLASMA, NETFLAG_LABEL_PLASMA) \
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VALUE(NETFLAG_DOFUSION, NETFLAG_LABEL_FUSION) \
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VALUE(NETFLAG_DOHOMING, "Homing Missiles") \
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VALUE(NETFLAG_DOPROXIM, "Proximity Bombs") \
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VALUE(NETFLAG_DOSMART, "Smart Missiles") \
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VALUE(NETFLAG_DOMEGA, "Mega Missiles") \
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VALUE(NETFLAG_DOCLOAK, "Cloaking") \
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VALUE(NETFLAG_DOINVUL, "Invulnerability") \
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D2X_MP_NETFLAGS(VALUE) \
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#define for_each_netgrant_value(VALUE) \
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VALUE(NETGRANT_QUAD, NETFLAG_LABEL_QUAD) \
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VALUE(NETGRANT_VULCAN, NETFLAG_LABEL_VULCAN) \
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VALUE(NETGRANT_SPREAD, NETFLAG_LABEL_SPREAD) \
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VALUE(NETGRANT_PLASMA, NETFLAG_LABEL_PLASMA) \
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VALUE(NETGRANT_FUSION, NETFLAG_LABEL_FUSION) \
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D2X_MP_NETGRANT(VALUE)
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#define MULTI_GAME_TYPE_COUNT 8
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namespace dsx {
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#if defined(DXX_BUILD_DESCENT_I)
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constexpr unsigned MULTI_GAME_NAME_LENGTH = 13;
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constexpr unsigned MULTI_ALLOW_POWERUP_TEXT_LENGTH = 18;
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#define MULTI_ALLOW_POWERUP_MAX 12
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#define D2X_MP_NETFLAGS(VALUE)
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#define DXX_GRANT_LASER_LEVEL_BITS 2
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#define D2X_MP_NETGRANT(VALUE)
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#elif defined(DXX_BUILD_DESCENT_II)
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constexpr unsigned MULTI_GAME_NAME_LENGTH = 17;
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constexpr unsigned MULTI_ALLOW_POWERUP_TEXT_LENGTH = 21;
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#define MULTI_ALLOW_POWERUP_MAX 26
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#define NETFLAG_LABEL_GAUSS "Gauss cannon"
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#define NETFLAG_LABEL_HELIX "Helix cannon"
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#define NETFLAG_LABEL_PHOENIX "Phoenix cannon"
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#define NETFLAG_LABEL_OMEGA "Omega cannon"
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#define NETFLAG_LABEL_AFTERBURNER "Afterburners"
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#define NETFLAG_LABEL_AMMORACK "Ammo rack"
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#define NETFLAG_LABEL_CONVERTER "Energy Converter"
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#define NETFLAG_LABEL_HEADLIGHT "Headlight"
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#define D2X_MP_NETFLAGS(VALUE) \
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VALUE(NETFLAG_DOSUPERLASER, "Super lasers") \
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VALUE(NETFLAG_DOGAUSS, NETFLAG_LABEL_GAUSS) \
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VALUE(NETFLAG_DOHELIX, NETFLAG_LABEL_HELIX) \
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VALUE(NETFLAG_DOPHOENIX, NETFLAG_LABEL_PHOENIX) \
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VALUE(NETFLAG_DOOMEGA, NETFLAG_LABEL_OMEGA) \
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VALUE(NETFLAG_DOFLASH, "Flash Missiles") \
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VALUE(NETFLAG_DOGUIDED, "Guided Missiles") \
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VALUE(NETFLAG_DOSMARTMINE, "Smart Mines") \
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VALUE(NETFLAG_DOMERCURY, "Mercury Missiles") \
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VALUE(NETFLAG_DOSHAKER, "Earthshaker Missiles") \
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VALUE(NETFLAG_DOAFTERBURNER, NETFLAG_LABEL_AFTERBURNER) \
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VALUE(NETFLAG_DOAMMORACK, NETFLAG_LABEL_AMMORACK) \
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VALUE(NETFLAG_DOCONVERTER, NETFLAG_LABEL_CONVERTER) \
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VALUE(NETFLAG_DOHEADLIGHT, NETFLAG_LABEL_HEADLIGHT)
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#define DXX_GRANT_LASER_LEVEL_BITS 3
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#define D2X_MP_NETGRANT(VALUE) \
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VALUE(NETGRANT_GAUSS, NETFLAG_LABEL_GAUSS) \
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VALUE(NETGRANT_HELIX, NETFLAG_LABEL_HELIX) \
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VALUE(NETGRANT_PHOENIX, NETFLAG_LABEL_PHOENIX) \
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VALUE(NETGRANT_OMEGA, NETFLAG_LABEL_OMEGA) \
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VALUE(NETGRANT_AFTERBURNER, NETFLAG_LABEL_AFTERBURNER) \
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VALUE(NETGRANT_AMMORACK, NETFLAG_LABEL_AMMORACK) \
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VALUE(NETGRANT_CONVERTER, NETFLAG_LABEL_CONVERTER) \
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VALUE(NETGRANT_HEADLIGHT, NETFLAG_LABEL_HEADLIGHT)
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#endif
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}
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#define define_netflag_bit_enum(NAME,STR) BIT_##NAME,
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#define define_netflag_bit_mask(NAME,STR) static constexpr auto NAME = tt::integral_constant<unsigned, (1 << BIT_##NAME)>{};
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#define define_netflag_powerup_mask(NAME,STR) | (NAME)
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enum { for_each_netflag_value(define_netflag_bit_enum) };
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// Bitmask for netgame_info->AllowedItems to set allowed items in Netgame
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for_each_netflag_value(define_netflag_bit_mask);
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enum { NETFLAG_DOPOWERUP = 0 for_each_netflag_value(define_netflag_powerup_mask) };
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enum {
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BIT_NETGRANT_LASER = DXX_GRANT_LASER_LEVEL_BITS - 1,
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for_each_netgrant_value(define_netflag_bit_enum)
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BIT_NETGRANT_MAXIMUM
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};
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for_each_netgrant_value(define_netflag_bit_mask);
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#undef define_netflag_bit_enum
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#undef define_netflag_bit_mask
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#undef define_netflag_powerup_mask
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namespace dsx {
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struct packed_spawn_granted_items
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{
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#if defined(DXX_BUILD_DESCENT_I)
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typedef uint8_t mask_type;
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#elif defined(DXX_BUILD_DESCENT_II)
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typedef uint16_t mask_type;
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#endif
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mask_type mask;
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static_assert(BIT_NETGRANT_MAXIMUM <= sizeof(mask) << 3, "mask too small");
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packed_spawn_granted_items() = default;
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constexpr packed_spawn_granted_items(mask_type m) :
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mask(m)
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{
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}
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template <unsigned U>
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constexpr packed_spawn_granted_items(tt::integral_constant<unsigned, U>) :
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mask(U)
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{
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assert_equal(U, static_cast<mask_type>(U), "truncation error");
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}
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explicit operator bool() const { return mask; }
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bool has_quad_laser() const { return mask & NETGRANT_QUAD; }
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#if defined(DXX_BUILD_DESCENT_II)
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bool has_afterburner() const { return mask & NETGRANT_AFTERBURNER; }
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#endif
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};
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class packed_netduplicate_items
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{
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public:
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enum
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{
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primary_shift = 0,
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primary_width = 3,
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secondary_shift = primary_shift + primary_width,
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secondary_width = 3,
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#if defined(DXX_BUILD_DESCENT_II)
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accessory_shift = secondary_shift + secondary_width,
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accessory_width = 3,
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#endif
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};
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private:
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#if defined(DXX_BUILD_DESCENT_I)
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typedef uint8_t count_type;
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#elif defined(DXX_BUILD_DESCENT_II)
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typedef uint16_t count_type;
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#endif
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count_type count;
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template <uint_fast32_t shift, uint_fast32_t width>
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uint_fast32_t get_sub_field() const
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{
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static_assert(shift + width <= sizeof(count) << 3, "shift+width too big");
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constexpr auto low_mask = (1 << width) - 1;
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return (count >> shift) & low_mask;
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}
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public:
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template <uint_fast32_t shift, uint_fast32_t width>
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void set_sub_field(uint_fast32_t value)
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{
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constexpr auto low_mask = (1 << width) - 1;
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constexpr auto shifted_mask = low_mask << shift;
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count = (count & ~shifted_mask) | (value << shift);
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}
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#define DEFINE_ACCESSOR(N) \
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uint_fast32_t get_##N##_count() const \
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{ \
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return get_sub_field<N##_shift, N##_width>(); \
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} \
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void set_##N##_count(uint_fast32_t value) \
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{ \
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set_sub_field<N##_shift, N##_width>(value); \
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}
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DEFINE_ACCESSOR(primary);
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DEFINE_ACCESSOR(secondary);
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#if defined(DXX_BUILD_DESCENT_II)
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DEFINE_ACCESSOR(accessory);
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#endif
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count_type get_packed_field() const
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{
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return count;
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}
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void set_packed_field(count_type c)
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{
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count = c;
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}
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};
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static inline laser_level_t map_granted_flags_to_laser_level(const packed_spawn_granted_items &grant)
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{
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/* Laser level in lowest bits */
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return laser_level_t(grant.mask & ((1 << DXX_GRANT_LASER_LEVEL_BITS) - 1));
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}
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player_flags map_granted_flags_to_player_flags(packed_spawn_granted_items grant);
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uint_fast32_t map_granted_flags_to_primary_weapon_flags(packed_spawn_granted_items grant);
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uint16_t map_granted_flags_to_vulcan_ammo(packed_spawn_granted_items grant);
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void multi_digi_link_sound_to_pos(int soundnum, vcsegptridx_t segnum, short sidenum, const vms_vector &pos, int forever, fix max_volume);
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void multi_object_to_object_rw(vobjptr_t obj, object_rw *obj_rw);
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void multi_object_rw_to_object(object_rw *obj_rw, vobjptr_t obj);
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using GMNames_array = array<char[MULTI_GAME_NAME_LENGTH], MULTI_GAME_TYPE_COUNT>;
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extern const GMNames_array GMNames;
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using multi_allow_powerup_text_array = array<char[MULTI_ALLOW_POWERUP_TEXT_LENGTH], MULTI_ALLOW_POWERUP_MAX>;
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extern const multi_allow_powerup_text_array multi_allow_powerup_text;
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extern const array<char[8], MULTI_GAME_TYPE_COUNT> GMNamesShrt;
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}
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namespace dcx {
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extern ubyte multibuf[MAX_MULTI_MESSAGE_LEN+4];
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extern array<objnum_t, MAX_NET_CREATE_OBJECTS> Net_create_objnums;
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extern unsigned Net_create_loc;
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}
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namespace dsx {
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class powerup_cap_state
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{
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typedef uint8_t powerup_count_type;
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typedef array<powerup_count_type, MAX_POWERUP_TYPES> array_type;
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array_type m_powerups, m_max;
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static powerup_type_t map_powerup_type_to_index(powerup_type_t);
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static powerup_type_t map_powerup_4pack(powerup_type_t);
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void cap_laser_powerup_level(stored_laser_level &player_level, powerup_type_t idx, uint_fast32_t level_bias) const;
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enum which
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{
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current,
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max,
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both,
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};
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enum mapped
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{
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no,
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yes,
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};
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enum direction
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{
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plus,
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minus,
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};
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template <direction d>
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static void modify_count(powerup_count_type &c, powerup_count_type amount);
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template <which w, direction d>
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void modify_counts(powerup_type_t id, powerup_count_type amount);
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template <which w, direction d, mapped m>
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void modify_counts(powerup_type_t id);
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public:
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static bool powerup_is_4pack(powerup_type_t);
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powerup_count_type get_current(const powerup_type_t type) const
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{
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return m_powerups[type];
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}
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powerup_count_type get_max(const powerup_type_t type) const
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{
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return m_max[type];
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}
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void set_max(const powerup_type_t type, const powerup_count_type value)
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{
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m_max[type] = value;
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}
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void cap_laser_level(stored_laser_level &player_level) const;
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void cap_secondary_ammo(powerup_type_t type, uint8_t &player_ammo) const;
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void cap_flag(player_flags &player_flags, const PLAYER_FLAG powerup_flag, powerup_type_t idx) const;
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bool can_add_mapped_powerup(const powerup_type_t type) const
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{
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return get_current(type) < get_max(type);
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}
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bool can_add_powerup(const powerup_type_t type) const
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{
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return can_add_mapped_powerup(map_powerup_type_to_index(type));
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}
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void recount();
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void inc_flag_current(const player_flags player_flags, const PLAYER_FLAG powerup_flag, const powerup_type_t id)
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{
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if (player_flags & powerup_flag)
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inc_powerup_current(id);
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}
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void inc_flag_max(const player_flags player_flags, const PLAYER_FLAG powerup_flag, const powerup_type_t id)
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{
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if (player_flags & powerup_flag)
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inc_powerup_max(id);
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}
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void add_mapped_powerup_current(powerup_type_t id, uint_fast32_t amount);
|
|
void inc_powerup_current(powerup_type_t id);
|
|
void dec_powerup_current(powerup_type_t id);
|
|
void add_mapped_powerup_both(powerup_type_t id, uint_fast32_t amount);
|
|
void add_mapped_powerup_max(powerup_type_t id, uint_fast32_t amount);
|
|
void inc_mapped_powerup_current(powerup_type_t id);
|
|
void inc_mapped_powerup_max(powerup_type_t id);
|
|
void inc_mapped_powerup_both(powerup_type_t id);
|
|
void inc_powerup_both(powerup_type_t id);
|
|
void inc_powerup_max(powerup_type_t id);
|
|
void reset_powerup_both(powerup_type_t type);
|
|
void clear();
|
|
};
|
|
|
|
void multi_send_fire(int laser_gun, int laser_level, int laser_flags, int laser_fired, objnum_t laser_track, objptridx_t is_bomb_objnum);
|
|
void multi_send_destroy_controlcen(objnum_t objnum, int player);
|
|
void multi_send_position(vobjptridx_t objnum);
|
|
void multi_send_kill(vobjptridx_t objnum);
|
|
void multi_send_remobj(vobjptridx_t objnum);
|
|
void multi_send_door_open(segnum_t segnum, int side,ubyte flag);
|
|
void multi_send_drop_weapon(vobjptridx_t objnum,int seed);
|
|
void multi_reset_player_object(vobjptr_t objp);
|
|
int multi_maybe_disable_friendly_fire(cobjptridx_t killer);
|
|
}
|
|
#endif
|
|
|
|
enum msgsend_state_t {
|
|
msgsend_none,
|
|
msgsend_typing,
|
|
msgsend_automap,
|
|
};
|
|
|
|
enum deres_type_t {
|
|
deres_explode,
|
|
deres_drop,
|
|
};
|
|
|
|
// Exported functions
|
|
|
|
struct owned_remote_objnum
|
|
{
|
|
int8_t owner;
|
|
uint16_t objnum;
|
|
};
|
|
|
|
extern int GetMyNetRanking();
|
|
extern void ClipRank (ubyte *rank);
|
|
objnum_t objnum_remote_to_local(uint16_t remote_obj, int8_t owner);
|
|
uint16_t objnum_local_to_remote(objnum_t local_obj, int8_t *owner);
|
|
owned_remote_objnum objnum_local_to_remote(objnum_t local);
|
|
void map_objnum_local_to_remote(int local, int remote, int owner);
|
|
void map_objnum_local_to_local(objnum_t objnum);
|
|
void reset_network_objects();
|
|
int multi_objnum_is_past(objnum_t objnum);
|
|
void multi_do_ping_frame();
|
|
|
|
void multi_init_objects(void);
|
|
void multi_do_protocol_frame(int force, int listen);
|
|
void multi_do_frame(void);
|
|
|
|
#ifdef dsx
|
|
namespace dsx {
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
void multi_send_endlevel_start(bool);
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
void multi_send_endlevel_start();
|
|
static inline void multi_send_endlevel_start(bool secret)
|
|
{
|
|
#ifdef DXX_HAVE_BUILTIN_CONSTANT_P
|
|
if (!dxx_builtin_constant_p(!!secret) || secret)
|
|
DXX_ALWAYS_ERROR_FUNCTION(multi_send_endlevel_start_with_secret, "secret not supported in Descent II");
|
|
#endif
|
|
(void)secret;
|
|
multi_send_endlevel_start();
|
|
}
|
|
#endif
|
|
void multi_send_player_deres(deres_type_t type);
|
|
}
|
|
#endif
|
|
void multi_send_reappear();
|
|
void multi_send_create_explosion(playernum_t);
|
|
void multi_send_controlcen_fire(const vms_vector &to_target, int gun_num, objnum_t objnum);
|
|
namespace dcx {
|
|
void multi_send_cloak(void);
|
|
void multi_send_decloak(void);
|
|
}
|
|
void multi_send_create_powerup(powerup_type_t powerup_type, segnum_t segnum, objnum_t objnum, const vms_vector &pos);
|
|
void multi_send_play_sound(int sound_num, fix volume);
|
|
void multi_digi_play_sample(int sndnum, fix max_volume);
|
|
void multi_digi_play_sample_once(int soundnum, fix max_volume);
|
|
void multi_send_score(void);
|
|
void multi_send_trigger(int trigger);
|
|
void multi_send_hostage_door_status(uint16_t wallnum);
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
namespace dsx {
|
|
extern char Multi_is_guided;
|
|
void multi_send_flags(playernum_t);
|
|
struct marker_message_text_t;
|
|
void multi_send_drop_marker (int player,const vms_vector &position,char messagenum,const marker_message_text_t &text);
|
|
void multi_send_markers();
|
|
void multi_send_guided_info (vobjptr_t miss,char);
|
|
void multi_send_orb_bonus(playernum_t pnum);
|
|
void multi_send_got_orb(playernum_t pnum);
|
|
void multi_send_effect_blowup(segnum_t segnum, int side, const vms_vector &pnt);
|
|
void multi_send_vulcan_weapon_ammo_adjust(const vobjptridx_t objnum);
|
|
}
|
|
#ifndef RELEASE
|
|
void multi_add_lifetime_kills(int count);
|
|
#endif
|
|
#endif
|
|
void multi_send_bounty( void );
|
|
|
|
void multi_consistency_error(int reset);
|
|
int multi_level_sync(void);
|
|
int multi_endlevel(int *secret);
|
|
using multi_endlevel_poll = int(newmenu *menu,const d_event &event, const unused_newmenu_userdata_t *);
|
|
multi_endlevel_poll *get_multi_endlevel_poll2();
|
|
void multi_send_endlevel_packet();
|
|
#ifdef dsx
|
|
namespace dsx {
|
|
void multi_prep_level_objects();
|
|
void multi_prep_level_player();
|
|
void multi_leave_game(void);
|
|
}
|
|
#endif
|
|
void multi_process_bigdata(playernum_t pnum, const ubyte *buf, uint_fast32_t len);
|
|
void multi_do_death(int objnum);
|
|
#ifdef dsx
|
|
namespace dsx {
|
|
int multi_delete_extra_objects();
|
|
void multi_make_ghost_player(playernum_t);
|
|
void multi_make_player_ghost(playernum_t);
|
|
}
|
|
#endif
|
|
void multi_define_macro(int key);
|
|
void multi_send_macro(int key);
|
|
int multi_get_kill_list(playernum_array_t &sorted_kills);
|
|
void multi_new_game(void);
|
|
#ifdef dsx
|
|
namespace dsx {
|
|
void multi_sort_kill_list(void);
|
|
}
|
|
#endif
|
|
void multi_reset_stuff(void);
|
|
int get_team(playernum_t pnum);
|
|
void multi_initiate_save_game();
|
|
void multi_initiate_restore_game();
|
|
void multi_disconnect_player(playernum_t);
|
|
|
|
#ifdef dsx
|
|
namespace dsx {
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
static inline void multi_send_got_flag (playernum_t) {}
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
void multi_send_got_flag (playernum_t);
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
// Exported variables
|
|
|
|
namespace dcx {
|
|
extern int Network_status;
|
|
|
|
// IMPORTANT: These variables needed for player rejoining done by protocol-specific code
|
|
extern int Network_send_objects;
|
|
extern int Network_send_object_mode;
|
|
extern int Network_send_objnum;
|
|
extern int Network_rejoined;
|
|
extern int Network_sending_extras;
|
|
extern int VerifyPlayerJoined;
|
|
extern int Player_joining_extras;
|
|
extern int Network_player_added;
|
|
|
|
extern array<array<uint16_t, MAX_PLAYERS>, MAX_PLAYERS> kill_matrix;
|
|
extern array<int16_t, 2> team_kills;
|
|
|
|
extern ushort my_segments_checksum;
|
|
|
|
//do we draw the kill list on the HUD?
|
|
extern int Show_kill_list;
|
|
extern int Show_reticle_name;
|
|
extern fix Show_kill_list_timer;
|
|
|
|
// Used to send network messages
|
|
|
|
extern ntstring<MAX_MESSAGE_LEN - 1> Network_message;
|
|
extern int Network_message_reciever;
|
|
|
|
// Which player 'owns' each local object for network purposes
|
|
extern array<sbyte, MAX_OBJECTS> object_owner;
|
|
|
|
extern int multi_quit_game;
|
|
|
|
extern array<msgsend_state_t, MAX_PLAYERS> multi_sending_message;
|
|
extern int multi_defining_message;
|
|
}
|
|
window_event_result multi_message_input_sub(int key);
|
|
extern void multi_send_message_start();
|
|
void multi_send_msgsend_state(msgsend_state_t state);
|
|
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
namespace dsx {
|
|
extern array<grs_main_bitmap, 2> Orb_icons;
|
|
extern int PhallicLimit,PhallicMan;
|
|
}
|
|
#endif
|
|
namespace dcx {
|
|
extern int Bounty_target;
|
|
|
|
extern array<array<bitmap_index, N_PLAYER_SHIP_TEXTURES>, MAX_PLAYERS> multi_player_textures;
|
|
|
|
extern const array<char[16], 10> RankStrings;
|
|
#define GetRankStringWithSpace(I) (PlayerCfg.NoRankings ? std::pair<const char *, const char *>("", "") : std::pair<const char *, const char *>(RankStrings[I], " "))
|
|
|
|
// Globals for protocol-bound Refuse-functions
|
|
extern char RefuseThisPlayer,WaitForRefuseAnswer,RefuseTeam,RefusePlayerName[12];
|
|
extern fix64 RefuseTimeLimit;
|
|
#define REFUSE_INTERVAL (F1_0*8)
|
|
}
|
|
|
|
#ifdef dsx
|
|
namespace dsx {
|
|
struct bit_game_flags {
|
|
unsigned closed : 1;
|
|
unsigned : 1;
|
|
unsigned show_on_map : 1;
|
|
/*
|
|
* These #define are written to .NGP files and to the network.
|
|
* Changing them breaks ABI compatibility.
|
|
* The bit flags need not match in value, and are converted below in
|
|
* pack_game_flags / unpack_game_flags.
|
|
*/
|
|
#define NETGAME_FLAG_CLOSED 1
|
|
#define NETGAME_FLAG_SHOW_MAP 4
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
unsigned hoard : 1;
|
|
unsigned team_hoard : 1;
|
|
unsigned endlevel : 1;
|
|
unsigned forming : 1;
|
|
#define NETGAME_FLAG_HOARD 8
|
|
#define NETGAME_FLAG_TEAM_HOARD 16
|
|
#define NETGAME_FLAG_REALLY_ENDLEVEL 32
|
|
#define NETGAME_FLAG_REALLY_FORMING 64
|
|
#endif
|
|
} __pack__;
|
|
}
|
|
|
|
namespace dcx {
|
|
struct packed_game_flags
|
|
{
|
|
unsigned char value;
|
|
};
|
|
}
|
|
|
|
namespace dsx {
|
|
|
|
static inline bit_game_flags unpack_game_flags(const packed_game_flags *p)
|
|
{
|
|
bit_game_flags flags;
|
|
flags.closed = !!(p->value & NETGAME_FLAG_CLOSED);
|
|
flags.show_on_map = !!(p->value & NETGAME_FLAG_SHOW_MAP);
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
flags.hoard = !!(p->value & NETGAME_FLAG_HOARD);
|
|
flags.team_hoard = !!(p->value & NETGAME_FLAG_TEAM_HOARD);
|
|
flags.endlevel = !!(p->value & NETGAME_FLAG_REALLY_ENDLEVEL);
|
|
flags.forming = !!(p->value & NETGAME_FLAG_REALLY_FORMING);
|
|
#endif
|
|
return flags;
|
|
}
|
|
|
|
static inline packed_game_flags pack_game_flags(const bit_game_flags *flags)
|
|
{
|
|
packed_game_flags p;
|
|
p.value =
|
|
(flags->closed ? NETGAME_FLAG_CLOSED : 0) |
|
|
(flags->show_on_map ? NETGAME_FLAG_SHOW_MAP : 0) |
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
(flags->hoard ? NETGAME_FLAG_HOARD : 0) |
|
|
(flags->team_hoard ? NETGAME_FLAG_TEAM_HOARD : 0) |
|
|
(flags->endlevel ? NETGAME_FLAG_REALLY_ENDLEVEL : 0) |
|
|
(flags->forming ? NETGAME_FLAG_REALLY_FORMING : 0) |
|
|
#endif
|
|
0;
|
|
return p;
|
|
}
|
|
|
|
#define NETGAME_NAME_LEN 15
|
|
|
|
extern struct netgame_info Netgame;
|
|
}
|
|
#endif
|
|
|
|
#define multi_i_am_master() (Player_num == 0)
|
|
void change_playernum_to(int new_pnum);
|
|
|
|
// Multiplayer powerup capping
|
|
void MultiLevelInv_InitializeCount();
|
|
void MultiLevelInv_Recount();
|
|
#ifdef dsx
|
|
namespace dsx {
|
|
extern bool MultiLevelInv_AllowSpawn(powerup_type_t powerup_type);
|
|
}
|
|
#endif
|
|
extern void MultiLevelInv_Repopulate(fix frequency);
|
|
#ifdef dsx
|
|
namespace dsx {
|
|
uint_fast32_t multi_powerup_is_allowed(const unsigned id, const unsigned AllowedItems);
|
|
uint_fast32_t multi_powerup_is_allowed(const unsigned id, const unsigned AllowedItems, const unsigned SpawnGrantedItems);
|
|
void show_netgame_info(const netgame_info &netgame);
|
|
}
|
|
#endif
|
|
#ifdef dsx
|
|
namespace dsx {
|
|
extern void multi_send_player_inventory(int priority);
|
|
}
|
|
#endif
|
|
extern void multi_send_kill_goal_counts();
|
|
void multi_check_for_killgoal_winner();
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
namespace dsx {
|
|
extern void multi_send_stolen_items();
|
|
void multi_send_trigger_specific(playernum_t pnum,char trig);
|
|
void multi_send_door_open_specific(playernum_t pnum,segnum_t segnum, int side,ubyte flag);
|
|
void multi_send_wall_status_specific(playernum_t pnum,uint16_t wallnum,ubyte type,ubyte flags,ubyte state);
|
|
void multi_send_light_specific (playernum_t pnum,segnum_t segnum,ubyte val);
|
|
void multi_send_capture_bonus (playernum_t pnum);
|
|
int multi_all_players_alive();
|
|
void multi_send_seismic(fix);
|
|
void multi_send_drop_blobs(playernum_t);
|
|
void multi_send_sound_function (char,char);
|
|
void DropFlag();
|
|
void multi_send_finish_game ();
|
|
void init_hoard_data();
|
|
void multi_apply_goal_textures();
|
|
|
|
int HoardEquipped();
|
|
#if DXX_USE_EDITOR
|
|
void save_hoard_data(void);
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
//how to encode missiles & flares in weapon packets
|
|
#define MISSILE_ADJUST 100
|
|
#define FLARE_ADJUST 127
|
|
|
|
/*
|
|
* The Network Players structure
|
|
* Contains protocol-specific data with designated prefixes and general player-related data.
|
|
* Note that not all of these infos will be sent to other users - some are used and/or set locally, only.
|
|
*/
|
|
struct netplayer_info : prohibit_void_ptr<netplayer_info>
|
|
{
|
|
#if DXX_USE_UDP
|
|
union
|
|
{
|
|
#if DXX_USE_UDP
|
|
struct
|
|
{
|
|
struct _sockaddr addr; // IP address of this peer
|
|
} udp;
|
|
#endif
|
|
} protocol;
|
|
#endif
|
|
callsign_t callsign;
|
|
sbyte connected;
|
|
ubyte rank;
|
|
fix ping;
|
|
fix64 LastPacketTime;
|
|
};
|
|
|
|
#ifdef dsx
|
|
namespace dsx {
|
|
/*
|
|
* The Network Game structure
|
|
* Contains protocol-specific data with designated prefixes and general game-related data.
|
|
* Note that not all of these infos will be sent to clients - some are used and/or set locally, only.
|
|
*/
|
|
struct netgame_info : prohibit_void_ptr<netgame_info>, ignore_window_pointer_t
|
|
{
|
|
#if DXX_USE_UDP
|
|
union
|
|
{
|
|
#if DXX_USE_UDP
|
|
struct
|
|
{
|
|
struct _sockaddr addr; // IP address of this netgame's host
|
|
array<short, 4> program_iver; // IVER of program for version checking
|
|
sbyte valid; // Status of Netgame info: -1 = Failed, Wrong version; 0 = No info, yet; 1 = Success
|
|
uint8_t your_index; // Tell player his designated (re)join position in players[]
|
|
fix GameID;
|
|
} udp;
|
|
#endif
|
|
} protocol;
|
|
#endif
|
|
ntstring<NETGAME_NAME_LEN> game_name;
|
|
ntstring<MISSION_NAME_LEN> mission_title;
|
|
ntstring<8> mission_name;
|
|
int levelnum;
|
|
ubyte gamemode;
|
|
ubyte RefusePlayers;
|
|
ubyte difficulty;
|
|
ubyte game_status;
|
|
ubyte numplayers;
|
|
ubyte max_numplayers;
|
|
ubyte numconnected;
|
|
bit_game_flags game_flag;
|
|
ubyte team_vector;
|
|
uint8_t SecludedSpawns;
|
|
uint32_t AllowedItems;
|
|
packed_spawn_granted_items SpawnGrantedItems;
|
|
packed_netduplicate_items DuplicatePowerups;
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
/*
|
|
* Only used in Descent II, but defined in both for historical
|
|
* reasons
|
|
*/
|
|
short Allow_marker_view;
|
|
short AlwaysLighting;
|
|
/* End Descent II */
|
|
#endif
|
|
short ShowEnemyNames;
|
|
short BrightPlayers;
|
|
short InvulAppear;
|
|
ushort segments_checksum;
|
|
int KillGoal;
|
|
fix PlayTimeAllowed;
|
|
fix level_time;
|
|
int control_invul_time;
|
|
int monitor_vector;
|
|
short PacketsPerSec;
|
|
ubyte PacketLossPrevention;
|
|
ubyte NoFriendlyFire;
|
|
array<callsign_t, 2> team_name;
|
|
array<uint32_t, MAX_PLAYERS> locations;
|
|
array<array<uint16_t, MAX_PLAYERS>, MAX_PLAYERS> kills;
|
|
array<int16_t, 2> team_kills;
|
|
array<uint16_t, MAX_PLAYERS> killed;
|
|
array<uint16_t, MAX_PLAYERS> player_kills;
|
|
array<uint32_t, MAX_PLAYERS> player_score;
|
|
array<player_flags, MAX_PLAYERS> net_player_flags;
|
|
array<netplayer_info, MAX_PLAYERS> players;
|
|
#if DXX_USE_TRACKER
|
|
ubyte Tracker;
|
|
#endif
|
|
};
|
|
|
|
|
|
/*
|
|
* Structure holding all powerup types we want to keep track of. Used to cap or respawn powerups and keep the level inventory steady.
|
|
* Using uint32_t because we don't count powerup units but what the powerup contains (1 or 4 missiles, vulcam amount, etc) so we can keep track of overhead.
|
|
* I'm sorry if this isn't very optimized but I found this easier to handle than a single variable per powerup.
|
|
*/
|
|
struct multi_level_inv
|
|
{
|
|
array<uint32_t, MAX_POWERUP_TYPES> Initial; // initial (level start) count of this powerup type
|
|
array<uint32_t, MAX_POWERUP_TYPES> Current; // current count of this powerup type
|
|
array<fix, MAX_POWERUP_TYPES> RespawnTimer; // incremented by FrameTime if initial-current > 0 and triggers respawn after 2 seconds. Since we deal with a certain delay from clients, their inventory updates may happen a while after they remove the powerup object and we do not want to respawn it on accident during that time window!
|
|
};
|
|
}
|
|
#endif
|
|
|
|
namespace multi
|
|
{
|
|
struct level_checksum_mismatch : std::runtime_error
|
|
{
|
|
level_checksum_mismatch() :
|
|
runtime_error("level checksum mismatch")
|
|
{
|
|
}
|
|
};
|
|
struct local_player_not_playing : std::runtime_error
|
|
{
|
|
local_player_not_playing() :
|
|
runtime_error("local player not playing")
|
|
{
|
|
}
|
|
};
|
|
}
|
|
|
|
/* Stub for mods that remap player colors */
|
|
static inline unsigned get_player_color(unsigned pnum)
|
|
{
|
|
return pnum;
|
|
}
|
|
|
|
static inline unsigned get_team_color(unsigned tnum)
|
|
{
|
|
return tnum;
|
|
}
|
|
|
|
static inline unsigned get_player_or_team_color(unsigned pnum)
|
|
{
|
|
return Game_mode & GM_TEAM
|
|
? get_team_color(get_team(pnum))
|
|
: get_player_color(pnum);
|
|
}
|
|
|
|
#endif
|