client.h

/*
===========================================================================
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 Quake III Arena source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/
// client.h -- primary header for client
 
#pragma once
 
#include "../qcommon/q_shared.h"
#include "../qcommon/qcommon.h"
#include "../cgame/tr_types.h"
#include "../renderercommon/tr_public.h"
#include "keys.h"
#include "snd_public.h"
#include "../cgame/cg_public.h"
#include "../fgame/bg_public.h"
 
#ifdef USE_CURL
#include "cl_curl.h"
#endif /* USE_CURL */
 
#ifdef USE_VOIP
#include <opus.h>
#endif
 
// file full of random crap that gets used to create cl_guid
#define QKEY_FILE "qkey"
#define QKEY_SIZE 2048
 
#define RETRANSMIT_TIMEOUT  3000    // time between connection packet retransmits
 
#ifdef __cplusplus
extern "C" {
#endif
 
// snapshots are a view of the server at a given time
typedef struct {
    qboolean        valid;          // cleared if delta parsing was invalid
    int             snapFlags;      // rate delayed and dropped commands
 
    int             serverTime;     // server time the message is valid for (in msec)
int serverTimeResidual;
    int             messageNum;     // copied from netchan->incoming_sequence
    int             deltaNum;       // messageNum the delta is from
    int             ping;           // time from when cmdNum-1 was sent to time packet was reeceived
    byte            areamask[MAX_MAP_AREA_BYTES];       // portalarea visibility bits
 
    int             cmdNum;         // the next cmdNum the server is expecting
    playerState_t   ps;                     // complete information about the current player at this time
 
    int             numEntities;            // all of the entities that need to be presented
    int             parseEntitiesNum;       // at the time of this snapshot
 
    int             serverCommandNum;       // execute all commands up to this before
                                            // making the snapshot current
    int             number_of_sounds;
    server_sound_t  sounds[64];
} clSnapshot_t;
 
 
 
/*
=============================================================================
 
the clientActive_t structure is wiped completely at every
new gamestate_t, potentially several times during an established connection
 
=============================================================================
*/
 
typedef struct {
    int     p_cmdNumber;        // cl.cmdNumber when packet was sent
    int     p_serverTime;       // usercmd->serverTime when packet was sent
    int     p_realtime;         // cls.realtime when packet was sent
    usereyes_t p_eyeinfo;       // eyeInfo when packet was sent
} outPacket_t;
 
// the parseEntities array must be large enough to hold PACKET_BACKUP frames of
// entities, so that when a delta compressed message arives from the server
// it can be un-deltad from the original
#define MAX_PARSE_ENTITIES  2048
 
extern int g_console_field_width;
extern int g_console_charWidth;
extern int g_console_charHeight;
 
typedef struct {
    int         timeoutcount;       // it requres several frames in a timeout condition
                                    // to disconnect, preventing debugging breaks from
                                    // causing immediate disconnects on continue
    clSnapshot_t    snap;           // latest received from server
 
    int         serverTime;         // may be paused during play
    int         oldServerTime;      // to prevent time from flowing bakcwards
    int         serverStartTime;
    int         oldFrameServerTime; // to check tournament restarts
    int         serverTimeDelta;    // cl.serverTime = cls.realtime + cl.serverTimeDelta
                                    // this value changes as net lag varies
    qboolean    extrapolatedSnapshot;   // set if any cgame frame has been forced to extrapolate
                                    // cleared when CL_AdjustTimeDelta looks at it
    qboolean    newSnapshots;       // set on parse of any valid packet
 
    gameState_t  gameState;          // configstrings
    char        mapname[MAX_QPATH]; // extracted from CS_SERVERINFO
 
    int         parseEntitiesNum;   // index (not anded off) into cl_parse_entities[]
 
    int         mouseDx[2], mouseDy[2]; // added to by mouse events
    int         mouseIndex;
 
    int             mousex, mousey;
    unsigned int    mouseButtons;
 
    int         joystickAxis[MAX_JOYSTICK_AXIS];    // set by joystick events
 
    // cmds[cmdNumber] is the predicted command, [cmdNumber-1] is the last
    // properly generated command
    usercmd_t   cmds[CMD_BACKUP];   // each mesage will send several old cmds
    int         cmdNumber;          // incremented each frame, because multiple
                                    // frames may need to be packed into a single packet
 
    outPacket_t  outPackets[PACKET_BACKUP];  // information about each packet we have sent out
 
    // the client maintains its own idea of view angles, which are
    // sent to the server each frame.  It is cleared to 0 upon entering each level.
    // the server sends a delta each frame which is added to the locally
    // tracked view angles to account for standing on rotating objects,
    // and teleport direction changes
    vec3_t      viewangles;
 
    int         serverId;           // included in each client message so the server
                                                // can tell if it is for a prior map_restart
    // big stuff at end of structure so most offsets are 15 bits or less
    clSnapshot_t    snapshots[PACKET_BACKUP];
 
    entityState_t   entityBaselines[MAX_GENTITIES]; // for delta compression when not in previous frame
 
    entityState_t   parseEntities[MAX_PARSE_ENTITIES];
} clientActive_t;
 
extern  clientActive_t        cl;
 
/*
=============================================================================
 
the clientConnection_t structure is wiped when disconnecting from a server,
either to go to a full screen console, play a demo, or connect to a different server
 
A connection can be to either a server through the network layer or a
demo through a file.
 
=============================================================================
*/
 
#define MAX_TIMEDEMO_DURATIONS  4096
 
typedef struct {
 
    connstate_t state;              // connection status
    int         clientNum;
    int         lastPacketSentTime;         // for retransmits during connection
    int         lastPacketTime;             // for timeouts
 
    char        servername[MAX_OSPATH];     // name of server from original connect (used by reconnect)
    netadr_t    serverAddress;
    int         connectTime;                // for connection retransmits
    int         connectStartTime;
    int         connectPacketCount;         // for display on connection dialog
    char        serverMessage[MAX_STRING_TOKENS];   // for display on connection dialog
 
    int         challenge;                  // from the server to use for connecting
    int         checksumFeed;               // from the server for checksum calculations
 
    // these are our reliable messages that go to the server
    int         reliableSequence;
    int         reliableAcknowledge;        // the last one the server has executed
    char        reliableCommands[MAX_RELIABLE_COMMANDS][MAX_STRING_CHARS];
 
    // server message (unreliable) and command (reliable) sequence
    // numbers are NOT cleared at level changes, but continue to
    // increase as long as the connection is valid
 
    // message sequence is used by both the network layer and the
    // delta compression layer
    int         serverMessageSequence;
 
    // reliable messages received from server
    int         serverCommandSequence;
    int         lastExecutedServerCommand;      // last server command grabbed or executed with CL_GetServerCommand
    char        serverCommands[MAX_RELIABLE_COMMANDS][MAX_STRING_CHARS];
 
    // file transfer from server
    fileHandle_t download;
    char        downloadTempName[MAX_OSPATH];
    char        downloadName[MAX_OSPATH];
#ifdef USE_CURL
    qboolean    cURLEnabled;
    qboolean    cURLUsed;
    qboolean    cURLDisconnected;
    char        downloadURL[MAX_OSPATH];
    CURL        *downloadCURL;
    CURLM       *downloadCURLM;
#endif /* USE_CURL */
    int     sv_allowDownload;
    char        sv_dlURL[MAX_CVAR_VALUE_STRING];
    int         downloadNumber;
    int         downloadBlock;  // block we are waiting for
    size_t      downloadCount;  // how many bytes we got
    size_t      downloadSize;   // how many bytes we got
    char        downloadList[MAX_INFO_STRING]; // list of paks we need to download
    qboolean    downloadRestart;    // if true, we need to do another FS_Restart because we downloaded a pak
 
    // demo information
    char        demoName[MAX_QPATH];
    qboolean    spDemoRecording;
    qboolean    demorecording;
    qboolean    demoplaying;
    qboolean    demowaiting;    // don't record until a non-delta message is received
    qboolean    firstDemoFrameSkipped;
    fileHandle_t    demofile;
 
    int         timeDemoFrames;     // counter of rendered frames
    int         timeDemoStart;      // cls.realtime before first frame
    int         timeDemoBaseTime;   // each frame will be at this time + frameNum * 50
    int         timeDemoLastFrame;// time the last frame was rendered
    int         timeDemoMinDuration;    // minimum frame duration
    int         timeDemoMaxDuration;    // maximum frame duration
    unsigned char   timeDemoDurations[ MAX_TIMEDEMO_DURATIONS ];    // log of frame durations
 
    float       aviVideoFrameRemainder;
    float       aviSoundFrameRemainder;
 
#ifdef USE_VOIP
    qboolean voipEnabled;
    qboolean voipCodecInitialized;
 
    // incoming data...
    // !!! FIXME: convert from parallel arrays to array of a struct.
    OpusDecoder *opusDecoder[MAX_CLIENTS];
    byte voipIncomingGeneration[MAX_CLIENTS];
    int voipIncomingSequence[MAX_CLIENTS];
    float voipGain[MAX_CLIENTS];
    qboolean voipIgnore[MAX_CLIENTS];
    qboolean voipMuteAll;
 
    // outgoing data...
    // if voipTargets[i / 8] & (1 << (i % 8)),
    // then we are sending to clientnum i.
    uint8_t voipTargets[(MAX_CLIENTS + 7) / 8];
    uint8_t voipFlags;
    OpusEncoder *opusEncoder;
    int voipOutgoingDataSize;
    int voipOutgoingDataFrames;
    int voipOutgoingSequence;
    byte voipOutgoingGeneration;
    byte voipOutgoingData[1024];
    float voipPower;
#endif
 
#ifdef LEGACY_PROTOCOL
    qboolean compat;
#endif
 
    // big stuff at end of structure so most offsets are 15 bits or less
    netchan_t  netchan;
} clientConnection_t;
 
extern  clientConnection_t clc;
 
/*
==================================================================
 
the clientStatic_t structure is never wiped, and is used even when
no client connection is active at all
 
==================================================================
*/
 
typedef struct {
    netadr_t    adr;
    int         start;
    int         time;
    char        info[MAX_INFO_STRING];
} ping_t;
 
typedef struct {
    netadr_t    adr;
    char        hostName[ MAX_NAME_LENGTH ];
    char        mapName[ MAX_NAME_LENGTH ];
    char        game[ MAX_NAME_LENGTH ];
    char        gameTypeString[ MAX_NAME_LENGTH ];
    int         netType;
    int         gameType;
    int         clients;
    int         maxClients;
    int         minPing;
    int         maxPing;
    int         ping;
    qboolean    visible;
} serverInfo_t;
 
typedef struct {
    byte    ip[4];
    unsigned short  port;
} serverAddress_t;
 
typedef struct {
    int         startStage;
    int         loading;
    int         keyCatchers;
    qboolean    vid_restart;
    qboolean    cddialog;           // bring up the cd needed dialog next frame
    qboolean    no_menus;
 
    // when the server clears the hunk, all of these must be restarted
    qboolean    rendererRegistered;
    qboolean    cgameStarted;
    qboolean    uiStarted;
    qboolean    timeScaled;
 
    int         framecount;
    int         frametime;          // msec since last frame
    float       serverFrameTime;
 
    int         realtime;           // ignores pause
    int         realFrametime;      // ignoring pause, so console always works
 
    int             numlocalservers;
    serverInfo_t    localServers[ MAX_OTHER_SERVERS ];
    qboolean        bNewLocalServerInfo;
 
    int         numglobalservers;
    serverInfo_t  globalServers[MAX_GLOBAL_SERVERS];
    // additional global servers
    int         numGlobalServerAddresses;
    netadr_t    globalServerAddresses[MAX_GLOBAL_SERVERS];
 
    int         numfavoriteservers;
    serverInfo_t    favoriteServers[MAX_OTHER_SERVERS];
 
    int         nummplayerservers;
    serverInfo_t    mplayerServers[MAX_OTHER_SERVERS];
 
    int pingUpdateSource;       // source currently pinging or updating
 
    int masterNum;
 
    // update server info
    netadr_t    updateServer;
    char        updateChallenge[MAX_TOKEN_CHARS];
    char        updateInfoString[MAX_INFO_STRING];
 
    netadr_t    authorizeServer;
 
    // rendering info
    glconfig_t    glconfig;
    int total_tris;
    int total_verts;
    int total_texels;
    int world_tris;
    int world_verts;
    int character_lights;
    hdelement_t HudDrawElements[ MAX_HUDDRAW_ELEMENTS ];
    clientAnim_t anim;
    stopWatch_t stopwatch;
    void* savedCgameState;
    size_t savedCgameStateSize;
    char gcdResponse[73];
    // Added in 2.0
    netprofclient_t netprofile;
    qhandle_t   charSetShader;
    qhandle_t   whiteShader;
    qhandle_t   consoleShader;
    fontInfo_t    consoleFont;
 
    int refSequence;
} clientStatic_t;
 
extern clientStatic_t cls;
 
//=============================================================================
 
//extern    vm_t            *cgvm;  // interface to cgame dll or vm
extern  clientGameExport_t    *cge;
extern  refexport_t      re;     // interface to refresh .dll
 
 
extern qboolean scr_initialized;
 
//
// cvars
//
extern  cvar_t  *cl_nodelta;
extern  cvar_t  *cl_debugMove;
extern  cvar_t  *cl_noprint;
extern  cvar_t  *cl_timegraph;
extern  cvar_t  *cl_debuggraph;
extern  cvar_t  *cl_timeout;
extern  cvar_t  *cl_connect_timeout;
extern  cvar_t  *cl_maxpackets;
extern  cvar_t  *cl_packetdup;
extern  cvar_t  *cl_shownet;
extern  cvar_t  *cl_netprofile;
extern  cvar_t  *cl_netprofileoverlay;
extern  cvar_t  *cl_showSend;
extern  cvar_t  *cl_timeNudge;
extern  cvar_t  *cl_showTimeDelta;
extern  cvar_t  *cl_freezeDemo;
 
extern  cvar_t  *cl_yawspeed;
extern  cvar_t  *cl_pitchspeed;
extern  cvar_t  *cl_run;
extern  cvar_t  *cl_anglespeedkey;
 
extern  cvar_t  *cl_sensitivity;
extern  cvar_t  *cl_freelook;
 
extern  cvar_t  *cl_mouseAccel;
extern  cvar_t  *cl_mouseAccelOffset;
extern  cvar_t  *cl_mouseAccelStyle;
extern  cvar_t  *cl_showMouseRate;
 
extern  cvar_t  *cl_altbindings;
extern  cvar_t  *cl_ctrlbindings;
 
extern  cvar_t  *m_pitch;
extern  cvar_t  *m_yaw;
extern  cvar_t  *m_forward;
extern  cvar_t  *m_side;
extern  cvar_t  *m_filter;
 
extern  cvar_t  *j_pitch;
extern  cvar_t  *j_yaw;
extern  cvar_t  *j_forward;
extern  cvar_t  *j_side;
extern  cvar_t  *j_up;
extern  cvar_t  *j_pitch_axis;
extern  cvar_t  *j_yaw_axis;
extern  cvar_t  *j_forward_axis;
extern  cvar_t  *j_side_axis;
extern  cvar_t  *j_up_axis;
 
extern  cvar_t  *cl_timedemo;
extern  cvar_t  *cl_aviFrameRate;
extern  cvar_t  *cl_aviMotionJpeg;
 
extern  cvar_t  *cl_activeAction;
 
extern  cvar_t  *cl_allowDownload;
extern  cvar_t  *cl_downloadMethod;
extern  cvar_t  *cl_conXOffset;
extern  cvar_t  *cl_inGameVideo;
 
extern  cvar_t  *cl_lanForcePackets;
extern  cvar_t  *cl_langamerefreshstatus;
extern  cvar_t  *cl_radar_icon_size;
extern  cvar_t  *cl_radar_speak_time;
extern  cvar_t  *cl_radar_blink_time;
extern  cvar_t  *cl_autoRecordDemo;
 
extern  cvar_t  *cl_r_fullscreen;
 
extern  cvar_t  *cl_consoleKeys;
 
#ifdef USE_MUMBLE
extern  cvar_t  *cl_useMumble;
extern  cvar_t  *cl_mumbleScale;
#endif
 
#ifdef USE_VOIP
// cl_voipSendTarget is a string: "all" to broadcast to everyone, "none" to
//  send to no one, or a comma-separated list of client numbers:
//  "0,7,2,23" ... an empty string is treated like "all".
extern  cvar_t  *cl_voipUseVAD;
extern  cvar_t  *cl_voipVADThreshold;
extern  cvar_t  *cl_voipSend;
extern  cvar_t  *cl_voipSendTarget;
extern  cvar_t  *cl_voipGainDuringCapture;
extern  cvar_t  *cl_voipCaptureMult;
extern  cvar_t  *cl_voipShowMeter;
extern  cvar_t  *cl_voip;
 
// 20ms at 48k
#define VOIP_MAX_FRAME_SAMPLES      ( 20 * 48 )
 
// 3 frame is 60ms of audio, the max opus will encode at once
#define VOIP_MAX_PACKET_FRAMES      3
#define VOIP_MAX_PACKET_SAMPLES     ( VOIP_MAX_FRAME_SAMPLES * VOIP_MAX_PACKET_FRAMES )
#endif
 
extern  cvar_t  *cg_gametype;
 
extern  cvar_t* j_pitch;
extern  cvar_t* j_yaw;
extern  cvar_t* j_forward;
extern  cvar_t* j_side;
extern  cvar_t* j_up;
extern  cvar_t* j_pitch_axis;
extern  cvar_t* j_yaw_axis;
extern  cvar_t* j_forward_axis;
extern  cvar_t* j_side_axis;
extern  cvar_t* j_up_axis;
 
//=================================================
 
//
// cl_main
//
 
void CL_Init (void);
void CL_InitClientSavedData(void);
void CL_AddReliableCommand(const char *cmd, qboolean isDisconnectCmd);
 
void CL_StartHunkUsers( qboolean rendererOnly );
 
void CL_Connect( const char *server, netadrtype_t family );
 
void CL_Disconnect_f (void);
void CL_GetChallengePacket (void);
void CL_Vid_Restart_f( void );
void CL_Snd_Restart_f (void);
const char *CL_ConfigString( int index );
void CL_StartDemoLoop( void );
void CL_NextDemo( void );
void CL_ReadDemoMessage( void );
void CL_StopRecord_f(void);
 
void CL_InitDownloads(void);
void CL_NextDownload(void);
 
void CL_GetPing( int n, char *buf, int buflen, int *pingtime );
void CL_GetPingInfo( int n, char *buf, int buflen );
void CL_ClearPing( int n );
int CL_GetPingQueueCount( void );
 
void CL_ShutdownRef( void );
void CL_InitRef( void );
qboolean CL_CDKeyValidate( const char *key, const char *checksum );
int CL_ServerStatus( const char *serverAddress, char *serverStatusString, int maxLen );
void UI_ClearResource( void );
void UI_LoadResource( const char *name );
 
qboolean CL_CheckPaused(void);
 
int CL_GetRefSequence(void);
qboolean CL_IsRendererLoaded(void);
void CL_ApplyOriginalConfigTweaks();
 
//
// cl_input
//
typedef struct {
    int         down[2];        // key nums holding it down
    unsigned    downtime;       // msec timestamp
    unsigned    msec;           // msec down this frame if both a down and up happened
    qboolean    active;         // current state
    qboolean    wasPressed;     // set when down, not cleared when up
} kbutton_t;
 
extern  kbutton_t  in_mlook, in_klook;
extern  kbutton_t  in_strafe;
extern  kbutton_t  in_speed;
extern  qboolean    in_guimouse;
 
void IN_ToggleMouse( void );
void IN_MouseOn( void );
void IN_MouseOff( void );
void CL_UpdateMouse();
 
void CL_InitInput (void);
void CL_ShutdownInput(void);
void CL_SendCmd (void);
void CL_ClearState (void);
void CL_ReadPackets (void);
 
void CL_WritePacket( void );
void IN_CenterView (void);
 
void CL_VerifyCode( void );
 
float CL_KeyState (kbutton_t *key);
const char *Key_KeynumToString( int keynum );
const char *Key_KeynumToBindString( int keynum );
void Key_GetKeysForCommand( const char *command, int *key1, int *key2 );
int Key_GetCatcher( void );
void Key_SetCatcher( int catcher );
 
void CL_EyeInfo(usereyes_t *info);
 
//
// cl_parse.c
//
extern int cl_connectedToPureServer;
extern int cl_connectedToCheatServer;
extern msg_t *cl_currentMSG;
 
#ifdef USE_VOIP
void CL_Voip_f( void );
#endif
 
void CL_SystemInfoChanged( void );
void CL_ParseServerMessage( msg_t *msg );
 
int     CL_MSG_ReadBits( int bits );
int     CL_MSG_ReadChar( void );
int     CL_MSG_ReadByte( void );
int     CL_MSG_ReadSVC( void );
int     CL_MSG_ReadShort( void );
int     CL_MSG_ReadLong( void );
float   CL_MSG_ReadFloat( void );
char    *CL_MSG_ReadString( void );
char    *CL_MSG_ReadStringLine( void );
float   CL_MSG_ReadAngle8( void );
float   CL_MSG_ReadAngle16( void );
void    CL_MSG_ReadData( void *data, int len );
float   CL_MSG_ReadCoord( void );
void    CL_MSG_ReadDir( vec3_t dir );
 
//====================================================================
 
void    CL_ServerInfoPacket( netadr_t from, msg_t *msg );
void    CL_LocalServers_f( void );
void    CL_GlobalServers_f( void );
void    CL_FavoriteServers_f( void );
void    CL_Ping_f( void );
void    CL_SaveShot_f( void );
void    CL_Dialog_f( void );
void    CL_ServerRestarted( void );
qboolean CL_UpdateVisiblePings_f( int source );
 
 
//
// console
//
void Con_DrawCharacter (int cx, int line, int num);
 
void Con_CheckResize (void);
void Con_Init (void);
void Con_Shutdown (void);
void Con_Clear_f (void);
void Con_ToggleConsole_f (void);
void Con_DrawNotify (void);
void Con_ClearNotify (void);
void Con_RunConsole (void);
void Con_DrawConsole (void);
void Con_PageUp( void );
void Con_PageDown( void );
void Con_Top( void );
void Con_Bottom( void );
 
//
// cl_scrn.c
//
void    SCR_Init (void);
void    SCR_DrawDebugGraph(void);
void    SCR_DrawScreenField(void);
void    SCR_UpdateScreen (void);
 
void    SCR_DebugGraph (float value);
 
int     SCR_GetBigStringWidth( const char *str );    // returns in virtual 640x480 coordinates
 
void    SCR_AdjustFrom640( float *x, float *y, float *w, float *h );
void    SCR_FillRect( float x, float y, float width, float height,
                     const float *color );
void    SCR_DrawPic( float x, float y, float width, float height, qhandle_t hShader );
void    SCR_DrawNamedPic( float x, float y, float width, float height, const char *picname );
 
void    SCR_DrawBigString( int x, int y, const char *s, float alpha, qboolean noColorEscape );          // draws a string with embedded color control characters with fade
void    SCR_DrawBigStringColor( int x, int y, const char *s, vec4_t color, qboolean noColorEscape );    // ignores embedded color control characters
void    SCR_DrawSmallStringExt( int x, int y, const char *string, float *setColor, qboolean forceColor, qboolean noColorEscape );
void    SCR_DrawSmallChar( int x, int y, int ch );
 
void    UpdateStereoSide( stereoFrame_t s );
 
//
// cl_cin.c
//
 
void CL_PlayCinematic_f( void );
void SCR_DrawCinematic (void);
void SCR_RunCinematic (void);
void SCR_StopCinematic (void);
int CIN_PlayCinematic( const char *arg0, int xpos, int ypos, int width, int height, int bits);
e_status CIN_StopCinematic(int handle);
e_status CIN_RunCinematic (int handle);
void CIN_DrawCinematic (int handle);
void CIN_SetExtents (int handle, int x, int y, int w, int h);
void CIN_SetLooping (int handle, qboolean loop);
void CIN_UploadCinematic(int handle);
void CIN_CloseAllVideos(void);
 
//
// cl_cgame.cpp
//
void CL_InitCGame( void );
void CL_InitCGameDLL( void );
void CL_ShutdownCGame( void );
qboolean CL_GameCommand( void );
void CL_CGameRendering( stereoFrame_t stereo );
void CL_CGame2D( stereoFrame_t stereo );
void CL_UpdateSnapFlags( void );
void CL_SetCGameTime( void );
void CL_FirstSnapshot( void );
void CL_ShaderStateChanged( void );
baseshader_t *CL_GetShaderPointer( int iShaderNum );
 
//
// cl_ui.c
//
/*
void CL_InitializeUI( void );
void CL_ShutdownUI( void );
int Key_GetCatcher( void );
void Key_SetCatcher( int catcher );
void LAN_LoadCachedServers( void );
void LAN_SaveServersToCache( void );
*/
 
 
//
// cl_net_chan.c
//
void CL_Netchan_Transmit( netchan_t *chan, msg_t* msg);    //int length, const byte *data );
void CL_Netchan_TransmitNextFragment( netchan_t *chan );
qboolean CL_Netchan_Process( netchan_t *chan, msg_t *msg );
void CL_NET_OutOfBandPrint( netadr_t adr, const char* format, ... );
 
//
// cl_avi.c
//
qboolean CL_OpenAVIForWriting( const char *filename );
void CL_TakeVideoFrame( void );
void CL_WriteAVIVideoFrame( const byte *imageBuffer, int size );
void CL_WriteAVIAudioFrame( const byte *pcmBuffer, int size );
qboolean CL_CloseAVI( void );
qboolean CL_VideoRecording( void );
 
//
// cl_consolecmds.cpp
//
void CL_InitConsoleCommands( void );
 
#ifdef __cplusplus
}
#endif