The Quake sources as originally release under the GPL license on December 21, 1999

1 files changed, 515 insertions, 0 deletions

diff --git a/QW/client/client.h b/QW/client/client.h
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+/*
+Copyright (C) 1996-1997 Id Software, Inc.
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
+
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+// client.h
+
+
+typedef struct
+{
+	char		name[16];
+	qboolean	failedload;		// the name isn't a valid skin
+	cache_user_t	cache;
+} skin_t;
+
+// player_state_t is the information needed by a player entity
+// to do move prediction and to generate a drawable entity
+typedef struct
+{
+	int			messagenum;		// all player's won't be updated each frame
+
+	double		state_time;		// not the same as the packet time,
+								// because player commands come asyncronously
+	usercmd_t	command;		// last command for prediction
+
+	vec3_t		origin;
+	vec3_t		viewangles;		// only for demos, not from server
+	vec3_t		velocity;
+	int			weaponframe;
+
+	int			modelindex;
+	int			frame;
+	int			skinnum;
+	int			effects;
+
+	int			flags;			// dead, gib, etc
+
+	float		waterjumptime;
+	int			onground;		// -1 = in air, else pmove entity number
+	int			oldbuttons;
+} player_state_t;
+
+
+#define	MAX_SCOREBOARDNAME	16
+typedef struct player_info_s
+{
+	int		userid;
+	char	userinfo[MAX_INFO_STRING];
+
+	// scoreboard information
+	char	name[MAX_SCOREBOARDNAME];
+	float	entertime;
+	int		frags;
+	int		ping;
+	byte	pl;
+
+	// skin information
+	int		topcolor;
+	int		bottomcolor;
+
+	int		_topcolor;
+	int		_bottomcolor;
+
+	int		spectator;
+	byte	translations[VID_GRADES*256];
+	skin_t	*skin;
+} player_info_t;
+
+
+typedef struct
+{
+	// generated on client side
+	usercmd_t	cmd;		// cmd that generated the frame
+	double		senttime;	// time cmd was sent off
+	int			delta_sequence;		// sequence number to delta from, -1 = full update
+
+	// received from server
+	double		receivedtime;	// time message was received, or -1
+	player_state_t	playerstate[MAX_CLIENTS];	// message received that reflects performing
+							// the usercmd
+	packet_entities_t	packet_entities;
+	qboolean	invalid;		// true if the packet_entities delta was invalid
+} frame_t;
+
+
+typedef struct
+{
+	int		destcolor[3];
+	int		percent;		// 0-256
+} cshift_t;
+
+#define	CSHIFT_CONTENTS	0
+#define	CSHIFT_DAMAGE	1
+#define	CSHIFT_BONUS	2
+#define	CSHIFT_POWERUP	3
+#define	NUM_CSHIFTS		4
+
+
+//
+// client_state_t should hold all pieces of the client state
+//
+#define	MAX_DLIGHTS		32
+typedef struct
+{
+	int		key;				// so entities can reuse same entry
+	vec3_t	origin;
+	float	radius;
+	float	die;				// stop lighting after this time
+	float	decay;				// drop this each second
+	float	minlight;			// don't add when contributing less
+	float   color[4];
+} dlight_t;
+
+typedef struct
+{
+	int		length;
+	char	map[MAX_STYLESTRING];
+} lightstyle_t;
+
+
+
+#define	MAX_EFRAGS		512
+
+#define	MAX_DEMOS		8
+#define	MAX_DEMONAME	16
+
+typedef enum {
+ca_disconnected, 	// full screen console with no connection
+ca_demostart,		// starting up a demo
+ca_connected,		// netchan_t established, waiting for svc_serverdata
+ca_onserver,		// processing data lists, donwloading, etc
+ca_active			// everything is in, so frames can be rendered
+} cactive_t;
+
+typedef enum {
+	dl_none,
+	dl_model,
+	dl_sound,
+	dl_skin,
+	dl_single
+} dltype_t;		// download type
+
+//
+// the client_static_t structure is persistant through an arbitrary number
+// of server connections
+//
+typedef struct
+{
+// connection information
+	cactive_t	state;
+	
+// network stuff
+	netchan_t	netchan;
+
+// private userinfo for sending to masterless servers
+	char		userinfo[MAX_INFO_STRING];
+
+	char		servername[MAX_OSPATH];	// name of server from original connect
+
+	int			qport;
+
+	FILE		*download;		// file transfer from server
+	char		downloadtempname[MAX_OSPATH];
+	char		downloadname[MAX_OSPATH];
+	int			downloadnumber;
+	dltype_t	downloadtype;
+	int			downloadpercent;
+
+// demo loop control
+	int			demonum;		// -1 = don't play demos
+	char		demos[MAX_DEMOS][MAX_DEMONAME];		// when not playing
+
+// demo recording info must be here, because record is started before
+// entering a map (and clearing client_state_t)
+	qboolean	demorecording;
+	qboolean	demoplayback;
+	qboolean	timedemo;
+	FILE		*demofile;
+	float		td_lastframe;		// to meter out one message a frame
+	int			td_startframe;		// host_framecount at start
+	float		td_starttime;		// realtime at second frame of timedemo
+
+	int			challenge;
+
+	float		latency;		// rolling average
+} client_static_t;
+
+extern client_static_t	cls;
+
+//
+// the client_state_t structure is wiped completely at every
+// server signon
+//
+typedef struct
+{
+	int			servercount;	// server identification for prespawns
+
+	char		serverinfo[MAX_SERVERINFO_STRING];
+
+	int			parsecount;		// server message counter
+	int			validsequence;	// this is the sequence number of the last good
+								// packetentity_t we got.  If this is 0, we can't
+								// render a frame yet
+	int			movemessages;	// since connecting to this server
+								// throw out the first couple, so the player
+								// doesn't accidentally do something the 
+								// first frame
+
+	int			spectator;
+
+	double		last_ping_request;	// while showing scoreboard
+	double		last_servermessage;
+
+// sentcmds[cl.netchan.outgoing_sequence & UPDATE_MASK] = cmd
+	frame_t		frames[UPDATE_BACKUP];
+
+// information for local display
+	int			stats[MAX_CL_STATS];	// health, etc
+	float		item_gettime[32];	// cl.time of aquiring item, for blinking
+	float		faceanimtime;		// use anim frame if cl.time < this
+
+	cshift_t	cshifts[NUM_CSHIFTS];	// color shifts for damage, powerups
+	cshift_t	prev_cshifts[NUM_CSHIFTS];	// and content types
+
+// the client maintains its own idea of view angles, which are
+// sent to the server each frame.  And only reset at level change
+// and teleport times
+	vec3_t		viewangles;
+
+// the client simulates or interpolates movement to get these values
+	double		time;			// this is the time value that the client
+								// is rendering at.  allways <= realtime
+	vec3_t		simorg;
+	vec3_t		simvel;
+	vec3_t		simangles;
+
+// pitch drifting vars
+	float		pitchvel;
+	qboolean	nodrift;
+	float		driftmove;
+	double		laststop;
+
+
+	float		crouch;			// local amount for smoothing stepups
+
+	qboolean	paused;			// send over by server
+
+	float		punchangle;		// temporar yview kick from weapon firing
+	
+	int			intermission;	// don't change view angle, full screen, etc
+	int			completed_time;	// latched ffrom time at intermission start
+	
+//
+// information that is static for the entire time connected to a server
+//
+	char		model_name[MAX_MODELS][MAX_QPATH];
+	char		sound_name[MAX_SOUNDS][MAX_QPATH];
+
+	struct model_s		*model_precache[MAX_MODELS];
+	struct sfx_s		*sound_precache[MAX_SOUNDS];
+
+	char		levelname[40];	// for display on solo scoreboard
+	int			playernum;
+
+// refresh related state
+	struct model_s	*worldmodel;	// cl_entitites[0].model
+	struct efrag_s	*free_efrags;
+	int			num_entities;	// stored bottom up in cl_entities array
+	int			num_statics;	// stored top down in cl_entitiers
+
+	int			cdtrack;		// cd audio
+
+	entity_t	viewent;		// weapon model
+
+// all player information
+	player_info_t	players[MAX_CLIENTS];
+} client_state_t;
+
+
+//
+// cvars
+//
+extern  cvar_t	cl_warncmd;
+extern	cvar_t	cl_upspeed;
+extern	cvar_t	cl_forwardspeed;
+extern	cvar_t	cl_backspeed;
+extern	cvar_t	cl_sidespeed;
+
+extern	cvar_t	cl_movespeedkey;
+
+extern	cvar_t	cl_yawspeed;
+extern	cvar_t	cl_pitchspeed;
+
+extern	cvar_t	cl_anglespeedkey;
+
+extern	cvar_t	cl_shownet;
+extern	cvar_t	cl_sbar;
+extern	cvar_t	cl_hudswap;
+
+extern	cvar_t	cl_pitchdriftspeed;
+extern	cvar_t	lookspring;
+extern	cvar_t	lookstrafe;
+extern	cvar_t	sensitivity;
+
+extern	cvar_t	m_pitch;
+extern	cvar_t	m_yaw;
+extern	cvar_t	m_forward;
+extern	cvar_t	m_side;
+
+extern cvar_t		_windowed_mouse;
+
+extern	cvar_t	name;
+
+
+#define	MAX_STATIC_ENTITIES	128			// torches, etc
+
+extern	client_state_t	cl;
+
+// FIXME, allocate dynamically
+extern	entity_state_t	cl_baselines[MAX_EDICTS];
+extern	efrag_t			cl_efrags[MAX_EFRAGS];
+extern	entity_t		cl_static_entities[MAX_STATIC_ENTITIES];
+extern	lightstyle_t	cl_lightstyle[MAX_LIGHTSTYLES];
+extern	dlight_t		cl_dlights[MAX_DLIGHTS];
+
+extern	qboolean	nomaster;
+extern float	server_version;	// version of server we connected to
+
+//=============================================================================
+
+
+//
+// cl_main
+//
+dlight_t *CL_AllocDlight (int key);
+void	CL_DecayLights (void);
+
+void CL_Init (void);
+void Host_WriteConfiguration (void);
+
+void CL_EstablishConnection (char *host);
+
+void CL_Disconnect (void);
+void CL_Disconnect_f (void);
+void CL_NextDemo (void);
+qboolean CL_DemoBehind(void);
+
+void CL_BeginServerConnect(void);
+
+#define			MAX_VISEDICTS	256
+extern	int				cl_numvisedicts, cl_oldnumvisedicts;
+extern	entity_t		*cl_visedicts, *cl_oldvisedicts;
+extern	entity_t		cl_visedicts_list[2][MAX_VISEDICTS];
+
+extern char emodel_name[], pmodel_name[], prespawn_name[], modellist_name[], soundlist_name[];
+
+//
+// cl_input
+//
+typedef struct
+{
+	int		down[2];		// key nums holding it down
+	int		state;			// low bit is down state
+} kbutton_t;
+
+extern	kbutton_t	in_mlook, in_klook;
+extern 	kbutton_t 	in_strafe;
+extern 	kbutton_t 	in_speed;
+
+void CL_InitInput (void);
+void CL_SendCmd (void);
+void CL_SendMove (usercmd_t *cmd);
+
+void CL_ParseTEnt (void);
+void CL_UpdateTEnts (void);
+
+void CL_ClearState (void);
+
+void CL_ReadPackets (void);
+
+int  CL_ReadFromServer (void);
+void CL_WriteToServer (usercmd_t *cmd);
+void CL_BaseMove (usercmd_t *cmd);
+
+
+float CL_KeyState (kbutton_t *key);
+char *Key_KeynumToString (int keynum);
+
+//
+// cl_demo.c
+//
+void CL_StopPlayback (void);
+qboolean CL_GetMessage (void);
+void CL_WriteDemoCmd (usercmd_t *pcmd);
+
+void CL_Stop_f (void);
+void CL_Record_f (void);
+void CL_ReRecord_f (void);
+void CL_PlayDemo_f (void);
+void CL_TimeDemo_f (void);
+
+//
+// cl_parse.c
+//
+#define NET_TIMINGS 256
+#define NET_TIMINGSMASK 255
+extern int	packet_latency[NET_TIMINGS];
+int CL_CalcNet (void);
+void CL_ParseServerMessage (void);
+void CL_NewTranslation (int slot);
+qboolean	CL_CheckOrDownloadFile (char *filename);
+qboolean CL_IsUploading(void);
+void CL_NextUpload(void);
+void CL_StartUpload (byte *data, int size);
+void CL_StopUpload(void);
+
+//
+// view.c
+//
+void V_StartPitchDrift (void);
+void V_StopPitchDrift (void);
+
+void V_RenderView (void);
+void V_UpdatePalette (void);
+void V_Register (void);
+void V_ParseDamage (void);
+void V_SetContentsColor (int contents);
+void V_CalcBlend (void);
+
+
+//
+// cl_tent
+//
+void CL_InitTEnts (void);
+void CL_ClearTEnts (void);
+
+//
+// cl_ents.c
+//
+void CL_SetSolidPlayers (int playernum);
+void CL_SetUpPlayerPrediction(qboolean dopred);
+void CL_EmitEntities (void);
+void CL_ClearProjectiles (void);
+void CL_ParseProjectiles (void);
+void CL_ParsePacketEntities (qboolean delta);
+void CL_SetSolidEntities (void);
+void CL_ParsePlayerinfo (void);
+
+//
+// cl_pred.c
+//
+void CL_InitPrediction (void);
+void CL_PredictMove (void);
+void CL_PredictUsercmd (player_state_t *from, player_state_t *to, usercmd_t *u, qboolean spectator);
+
+//
+// cl_cam.c
+//
+#define CAM_NONE	0
+#define CAM_TRACK	1
+
+extern	int		autocam;
+extern int spec_track; // player# of who we are tracking
+
+qboolean Cam_DrawViewModel(void);
+qboolean Cam_DrawPlayer(int playernum);
+void Cam_Track(usercmd_t *cmd);
+void Cam_FinishMove(usercmd_t *cmd);
+void Cam_Reset(void);
+void CL_InitCam(void);
+
+//
+// skin.c
+//
+
+typedef struct
+{
+    char	manufacturer;
+    char	version;
+    char	encoding;
+    char	bits_per_pixel;
+    unsigned short	xmin,ymin,xmax,ymax;
+    unsigned short	hres,vres;
+    unsigned char	palette[48];
+    char	reserved;
+    char	color_planes;
+    unsigned short	bytes_per_line;
+    unsigned short	palette_type;
+    char	filler[58];
+    unsigned char	data;			// unbounded
+} pcx_t;
+
+
+void	Skin_Find (player_info_t *sc);
+byte	*Skin_Cache (skin_t *skin);
+void	Skin_Skins_f (void);
+void	Skin_AllSkins_f (void);
+void	Skin_NextDownload (void);
+
+#define RSSHOT_WIDTH 320
+#define RSSHOT_HEIGHT 200