g_local.h

著名游戏quake2原代码最新版本(vc6.0可以编译的)

// 6 bits reserved for editor flags
// 8 bits used as power cube id bits for coop games
#define DROPPED_ITEM			0x00010000
#define	DROPPED_PLAYER_ITEM		0x00020000
#define ITEM_TARGETS_USED		0x00040000

//
// fields are needed for spawning from the entity string
// and saving / loading games
//
#define FFL_SPAWNTEMP		1
#define FFL_NOSPAWN			2

typedef enum {
	F_INT, 
	F_FLOAT,
	F_LSTRING,			// string on disk, pointer in memory, TAG_LEVEL
	F_GSTRING,			// string on disk, pointer in memory, TAG_GAME
	F_VECTOR,
	F_ANGLEHACK,
	F_EDICT,			// index on disk, pointer in memory
	F_ITEM,				// index on disk, pointer in memory
	F_CLIENT,			// index on disk, pointer in memory
	F_FUNCTION,
	F_MMOVE,
	F_IGNORE
} fieldtype_t;

typedef struct
{
	char	*name;
	int		ofs;
	fieldtype_t	type;
	int		flags;
} field_t;


extern	field_t fields[];
extern	gitem_t	itemlist[];


//
// g_cmds.c
//
void Cmd_Help_f (edict_t *ent);
void Cmd_Score_f (edict_t *ent);

//
// g_items.c
//
void PrecacheItem (gitem_t *it);
void InitItems (void);
void SetItemNames (void);
gitem_t	*FindItem (char *pickup_name);
gitem_t	*FindItemByClassname (char *classname);
#define	ITEM_INDEX(x) ((x)-itemlist)
edict_t *Drop_Item (edict_t *ent, gitem_t *item);
void SetRespawn (edict_t *ent, float delay);
void ChangeWeapon (edict_t *ent);
void SpawnItem (edict_t *ent, gitem_t *item);
void Think_Weapon (edict_t *ent);
int ArmorIndex (edict_t *ent);
int PowerArmorType (edict_t *ent);
gitem_t	*GetItemByIndex (int index);
qboolean Add_Ammo (edict_t *ent, gitem_t *item, int count);
void Touch_Item (edict_t *ent, edict_t *other, cplane_t *plane, csurface_t *surf);

//
// g_utils.c
//
qboolean	KillBox (edict_t *ent);
void	G_ProjectSource (vec3_t point, vec3_t distance, vec3_t forward, vec3_t right, vec3_t result);
edict_t *G_Find (edict_t *from, int fieldofs, char *match);
edict_t *findradius (edict_t *from, vec3_t org, float rad);
edict_t *G_PickTarget (char *targetname);
void	G_UseTargets (edict_t *ent, edict_t *activator);
void	G_SetMovedir (vec3_t angles, vec3_t movedir);

void	G_InitEdict (edict_t *e);
edict_t	*G_Spawn (void);
void	G_FreeEdict (edict_t *e);

void	G_TouchTriggers (edict_t *ent);
void	G_TouchSolids (edict_t *ent);

char	*G_CopyString (char *in);

float	*tv (float x, float y, float z);
char	*vtos (vec3_t v);

float vectoyaw (vec3_t vec);
void vectoangles (vec3_t vec, vec3_t angles);

//
// g_combat.c
//
qboolean OnSameTeam (edict_t *ent1, edict_t *ent2);
qboolean CanDamage (edict_t *targ, edict_t *inflictor);
void T_Damage (edict_t *targ, edict_t *inflictor, edict_t *attacker, vec3_t dir, vec3_t point, vec3_t normal, int damage, int knockback, int dflags, int mod);
void T_RadiusDamage (edict_t *inflictor, edict_t *attacker, float damage, edict_t *ignore, float radius, int mod);

// damage flags
#define DAMAGE_RADIUS			0x00000001	// damage was indirect
#define DAMAGE_NO_ARMOR			0x00000002	// armour does not protect from this damage
#define DAMAGE_ENERGY			0x00000004	// damage is from an energy based weapon
#define DAMAGE_NO_KNOCKBACK		0x00000008	// do not affect velocity, just view angles
#define DAMAGE_BULLET			0x00000010  // damage is from a bullet (used for ricochets)
#define DAMAGE_NO_PROTECTION	0x00000020  // armor, shields, invulnerability, and godmode have no effect

#define DEFAULT_BULLET_HSPREAD	300
#define DEFAULT_BULLET_VSPREAD	500
#define DEFAULT_SHOTGUN_HSPREAD	1000
#define DEFAULT_SHOTGUN_VSPREAD	500
#define DEFAULT_DEATHMATCH_SHOTGUN_COUNT	12
#define DEFAULT_SHOTGUN_COUNT	12
#define DEFAULT_SSHOTGUN_COUNT	20

//
// g_monster.c
//
void monster_fire_bullet (edict_t *self, vec3_t start, vec3_t dir, int damage, int kick, int hspread, int vspread, int flashtype);
void monster_fire_shotgun (edict_t *self, vec3_t start, vec3_t aimdir, int damage, int kick, int hspread, int vspread, int count, int flashtype);
void monster_fire_blaster (edict_t *self, vec3_t start, vec3_t dir, int damage, int speed, int flashtype, int effect);
void monster_fire_grenade (edict_t *self, vec3_t start, vec3_t aimdir, int damage, int speed, int flashtype);
void monster_fire_rocket (edict_t *self, vec3_t start, vec3_t dir, int damage, int speed, int flashtype);
void monster_fire_railgun (edict_t *self, vec3_t start, vec3_t aimdir, int damage, int kick, int flashtype);
void monster_fire_bfg (edict_t *self, vec3_t start, vec3_t aimdir, int damage, int speed, int kick, float damage_radius, int flashtype);
void M_droptofloor (edict_t *ent);
void monster_think (edict_t *self);
void walkmonster_start (edict_t *self);
void swimmonster_start (edict_t *self);
void flymonster_start (edict_t *self);
void AttackFinished (edict_t *self, float time);
void monster_death_use (edict_t *self);
void M_CatagorizePosition (edict_t *ent);
qboolean M_CheckAttack (edict_t *self);
void M_FlyCheck (edict_t *self);
void M_CheckGround (edict_t *ent);

//
// g_misc.c
//
void ThrowHead (edict_t *self, char *gibname, int damage, int type);
void ThrowClientHead (edict_t *self, int damage);
void ThrowGib (edict_t *self, char *gibname, int damage, int type);
void BecomeExplosion1(edict_t *self);

//
// g_ai.c
//
void AI_SetSightClient (void);

void ai_stand (edict_t *self, float dist);
void ai_move (edict_t *self, float dist);
void ai_walk (edict_t *self, float dist);
void ai_turn (edict_t *self, float dist);
void ai_run (edict_t *self, float dist);
void ai_charge (edict_t *self, float dist);
int range (edict_t *self, edict_t *other);

void FoundTarget (edict_t *self);
qboolean infront (edict_t *self, edict_t *other);
qboolean visible (edict_t *self, edict_t *other);
qboolean FacingIdeal(edict_t *self);

//
// g_weapon.c
//
void ThrowDebris (edict_t *self, char *modelname, float speed, vec3_t origin);
qboolean fire_hit (edict_t *self, vec3_t aim, int damage, int kick);
void fire_bullet (edict_t *self, vec3_t start, vec3_t aimdir, int damage, int kick, int hspread, int vspread, int mod);
void fire_shotgun (edict_t *self, vec3_t start, vec3_t aimdir, int damage, int kick, int hspread, int vspread, int count, int mod);
void fire_blaster (edict_t *self, vec3_t start, vec3_t aimdir, int damage, int speed, int effect, qboolean hyper);
void fire_grenade (edict_t *self, vec3_t start, vec3_t aimdir, int damage, int speed, float timer, float damage_radius);
void fire_grenade2 (edict_t *self, vec3_t start, vec3_t aimdir, int damage, int speed, float timer, float damage_radius, qboolean held);
void fire_rocket (edict_t *self, vec3_t start, vec3_t dir, int damage, int speed, float damage_radius, int radius_damage);
void fire_rail (edict_t *self, vec3_t start, vec3_t aimdir, int damage, int kick);
void fire_bfg (edict_t *self, vec3_t start, vec3_t dir, int damage, int speed, float damage_radius);

//
// g_ptrail.c
//
void PlayerTrail_Init (void);
void PlayerTrail_Add (vec3_t spot);
void PlayerTrail_New (vec3_t spot);
edict_t *PlayerTrail_PickFirst (edict_t *self);
edict_t *PlayerTrail_PickNext (edict_t *self);
edict_t	*PlayerTrail_LastSpot (void);

//
// g_client.c
//
void respawn (edict_t *ent);
void BeginIntermission (edict_t *targ);
void PutClientInServer (edict_t *ent);
void InitClientPersistant (gclient_t *client);
void InitClientResp (gclient_t *client);
void InitBodyQue (void);
void ClientBeginServerFrame (edict_t *ent);

//
// g_player.c
//
void player_pain (edict_t *self, edict_t *other, float kick, int damage);
void player_die (edict_t *self, edict_t *inflictor, edict_t *attacker, int damage, vec3_t point);

//
// g_svcmds.c
//
void	ServerCommand (void);
qboolean SV_FilterPacket (char *from);

//
// p_view.c
//
void ClientEndServerFrame (edict_t *ent);

//
// p_hud.c
//
void MoveClientToIntermission (edict_t *client);
void G_SetStats (edict_t *ent);
void G_SetSpectatorStats (edict_t *ent);
void G_CheckChaseStats (edict_t *ent);
void ValidateSelectedItem (edict_t *ent);
void DeathmatchScoreboardMessage (edict_t *client, edict_t *killer);

//
// g_pweapon.c
//
void PlayerNoise(edict_t *who, vec3_t where, int type);

//
// m_move.c
//
qboolean M_CheckBottom (edict_t *ent);
qboolean M_walkmove (edict_t *ent, float yaw, float dist);
void M_MoveToGoal (edict_t *ent, float dist);
void M_ChangeYaw (edict_t *ent);

//
// g_phys.c
//
void G_RunEntity (edict_t *ent);

//
// g_main.c
//
void SaveClientData (void);
void FetchClientEntData (edict_t *ent);

//
// g_chase.c
//
void UpdateChaseCam(edict_t *ent);
void ChaseNext(edict_t *ent);
void ChasePrev(edict_t *ent);
void GetChaseTarget(edict_t *ent);

//============================================================================

// client_t->anim_priority
#define	ANIM_BASIC		0		// stand / run
#define	ANIM_WAVE		1
#define	ANIM_JUMP		2
#define	ANIM_PAIN		3
#define	ANIM_ATTACK		4
#define	ANIM_DEATH		5
#define	ANIM_REVERSE	6


// client data that stays across multiple level loads
typedef struct
{
	char		userinfo[MAX_INFO_STRING];
	char		netname[16];
	int			hand;

	qboolean	connected;			// a loadgame will leave valid entities that
									// just don't have a connection yet

	// values saved and restored from edicts when changing levels
	int			health;
	int			max_health;
	int			savedFlags;

	int			selected_item;
	int			inventory[MAX_ITEMS];

	// ammo capacities
	int			max_bullets;
	int			max_shells;
	int			max_rockets;
	int			max_grenades;
	int			max_cells;
	int			max_slugs;

	gitem_t		*weapon;
	gitem_t		*lastweapon;

	int			power_cubes;	// used for tracking the cubes in coop games
	int			score;			// for calculating total unit score in coop games

	int			game_helpchanged;
	int			helpchanged;

	qboolean	spectator;			// client is a spectator
} client_persistant_t;

// client data that stays across deathmatch respawns
typedef struct
{
	client_persistant_t	coop_respawn;	// what to set client->pers to on a respawn
	int			enterframe;			// level.framenum the client entered the game
	int			score;				// frags, etc
	vec3_t		cmd_angles;			// angles sent over in the last command

	qboolean	spectator;			// client is a spectator
} client_respawn_t;

// this structure is cleared on each PutClientInServer(),
// except for 'client->pers'
struct gclient_s
{
	// known to server
	player_state_t	ps;				// communicated by server to clients
	int				ping;

	// private to game
	client_persistant_t	pers;
	client_respawn_t	resp;
	pmove_state_t		old_pmove;	// for detecting out-of-pmove changes

	qboolean	showscores;			// set layout stat
	qboolean	showinventory;		// set layout stat
	qboolean	showhelp;
	qboolean	showhelpicon;

	int			ammo_index;

	int			buttons;
	int			oldbuttons;
	int			latched_buttons;

	qboolean	weapon_thunk;

	gitem_t		*newweapon;

	// sum up damage over an entire frame, so
	// shotgun blasts give a single big kick
	int			damage_armor;		// damage absorbed by armor
	int			damage_parmor;		// damage absorbed by power armor
	int			damage_blood;		// damage taken out of health
	int			damage_knockback;	// impact damage
	vec3_t		damage_from;		// origin for vector calculation

	float		killer_yaw;			// when dead, look at killer

	weaponstate_t	weaponstate;
	vec3_t		kick_angles;	// weapon kicks
	vec3_t		kick_origin;
	float		v_dmg_roll, v_dmg_pitch, v_dmg_time;	// damage kicks
	float		fall_time, fall_value;		// for view drop on fall
	float		damage_alpha;
	float		bonus_alpha;
	vec3_t		damage_blend;
	vec3_t		v_angle;			// aiming direction
	float		bobtime;			// so off-ground doesn't change it
	vec3_t		oldviewangles;
	vec3_t		oldvelocity;

	float		next_drown_time;
	int			old_waterlevel;
	int			breather_sound;

	int			machinegun_shots;	// for weapon raising

	// animation vars
	int			anim_end;
	int			anim_priority;
	qboolean	anim_duck;
	qboolean	anim_run;

	// powerup timers
	float		quad_framenum;
	float		invincible_framenum;
	float		breather_framenum;
	float		enviro_framenum;

	qboolean	grenade_blew_up;
	float		grenade_time;
	int			silencer_shots;
	int			weapon_sound;

	float		pickup_msg_time;

	float		flood_locktill;		// locked from talking
	float		flood_when[10];		// when messages were said
	int			flood_whenhead;		// head pointer for when said

	float		respawn_time;		// can respawn when time > this

	edict_t		*chase_target;		// player we are chasing
	qboolean	update_chase;		// need to update chase info?
};


struct edict_s
{
	entity_state_t	s;
	struct gclient_s	*client;	// NULL if not a player
									// the server expects the first part
									// of gclient_s to be a player_state_t
									// but the rest of it is opaque

	qboolean	inuse;
	int			linkcount;

	// FIXME: move these fields to a server private sv_entity_t
	link_t		area;				// linked to a division node or leaf
	
	int			num_clusters;		// if -1, use headnode instead
	int			clusternums[MAX_ENT_CLUSTERS];
	int			headnode;			// unused if num_clusters != -1
	int			areanum, areanum2;

	//================================

	int			svflags;
	vec3_t		mins, maxs;
	vec3_t		absmin, absmax, size;
	solid_t		solid;
	int			clipmask;
	edict_t		*owner;


	// DO NOT MODIFY ANYTHING ABOVE THIS, THE SERVER
	// EXPECTS THE FIELDS IN THAT ORDER!

	//================================
	int			movetype;
	int			flags;

	char		*model;
	float		freetime;			// sv.time when the object was freed
	
	//
	// only used locally in game, not by server
	//
	char		*message;
	char		*classname;
	int			spawnflags;

	float		timestamp;

	float		angle;			// set in qe3, -1 = up, -2 = down
	char		*target;
	char		*targetname;
	char		*killtarget;
	char		*team;
	char		*pathtarget;
	char		*deathtarget;
	char		*combattarget;
	edict_t		*target_ent;

	float		speed, accel, decel;
	vec3_t		movedir;
	vec3_t		pos1, pos2;

	vec3_t		velocity;
	vec3_t		avelocity;
	int			mass;
	float		air_finished;
	float		gravity;		// per entity gravity multiplier (1.0 is normal)
								// use for lowgrav artifact, flares

	edict_t		*goalentity;
	edict_t		*movetarget;
	float		yaw_speed;
	float		ideal_yaw;

	float		nextthink;
	void		(*prethink) (edict_t *ent);
	void		(*think)(edict_t *self);
	void		(*blocked)(edict_t *self, edict_t *other);	//move to moveinfo?
	void		(*touch)(edict_t *self, edict_t *other, cplane_t *plane, csurface_t *surf);
	void		(*use)(edict_t *self, edict_t *other, edict_t *activator);
	void		(*pain)(edict_t *self, edict_t *other, float kick, int damage);
	void		(*die)(edict_t *self, edict_t *inflictor, edict_t *attacker, int damage, vec3_t point);

	float		touch_debounce_time;		// are all these legit?  do we need more/less of them?
	float		pain_debounce_time;
	float		damage_debounce_time;
	float		fly_sound_debounce_time;	//move to clientinfo
	float		last_move_time;

	int			health;
	int			max_health;
	int			gib_health;
	int			deadflag;
	qboolean	show_hostile;

	float		powerarmor_time;

	char		*map;			// target_changelevel

	int			viewheight;		// height above origin where eyesight is determined
	int			takedamage;
	int			dmg;
	int			radius_dmg;
	float		dmg_radius;
	int			sounds;			//make this a spawntemp var?
	int			count;

	edict_t		*chain;
	edict_t		*enemy;
	edict_t		*oldenemy;
	edict_t		*activator;
	edict_t		*groundentity;
	int			groundentity_linkcount;
	edict_t		*teamchain;
	edict_t		*teammaster;

	edict_t		*mynoise;		// can go in client only
	edict_t		*mynoise2;

	int			noise_index;
	int			noise_index2;
	float		volume;
	float		attenuation;

	// timing variables
	float		wait;
	float		delay;			// before firing targets
	float		random;

	float		teleport_time;

	int			watertype;
	int			waterlevel;

	vec3_t		move_origin;
	vec3_t		move_angles;

	// move this to clientinfo?
	int			light_level;

	int			style;			// also used as areaportal number

	gitem_t		*item;			// for bonus items

	// common data blocks
	moveinfo_t		moveinfo;
	monsterinfo_t	monsterinfo;
};