5a330ffefdd8b190f4e18b33cb4a2f2b03762fbb
[xonotic/darkplaces.git] / server.h
1 /*
2 Copyright (C) 1996-1997 Id Software, Inc.
3
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
12
13 See the GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
18
19 */
20 // server.h
21
22 typedef struct
23 {
24         int                     maxclients;
25         int                     maxclientslimit;
26         struct client_s *clients;               // [maxclients]
27         int                     serverflags;            // episode completion information
28         qboolean        changelevel_issued;     // cleared when at SV_SpawnServer
29 } server_static_t;
30
31 //=============================================================================
32
33 typedef enum {ss_loading, ss_active} server_state_t;
34
35 typedef struct
36 {
37         qboolean        active;                         // false if only a net client
38
39         qboolean        paused;
40         qboolean        loadgame;                       // handle connections specially
41
42         double          time;
43
44         double          frametime;
45
46         int                     lastcheck;                      // used by PF_checkclient
47         double          lastchecktime;
48
49         char            name[64];                       // map name
50         char            modelname[64];          // maps/<name>.bsp, for model_precache[0]
51         struct model_s  *worldmodel;
52         char            *model_precache[MAX_MODELS];    // NULL terminated
53         struct model_s  *models[MAX_MODELS];
54         char            *sound_precache[MAX_SOUNDS];    // NULL terminated
55         char            *lightstyles[MAX_LIGHTSTYLES];
56         int                     num_edicts;
57         int                     max_edicts;
58         edict_t         *edicts;                        // can NOT be array indexed, because
59                                                                         // edict_t is variable sized, but can
60                                                                         // be used to reference the world ent
61         server_state_t  state;                  // some actions are only valid during load
62
63         sizebuf_t       datagram;
64         qbyte           datagram_buf[MAX_DATAGRAM];
65
66         sizebuf_t       reliable_datagram;      // copied to all clients at end of frame
67         qbyte           reliable_datagram_buf[MAX_DATAGRAM];
68
69         sizebuf_t       signon;
70         qbyte           signon_buf[32768]; // LordHavoc: increased signon message buffer from 8192 to 32768
71 } server_t;
72
73
74 #define NUM_PING_TIMES          16
75 #define NUM_SPAWN_PARMS         16
76
77 typedef struct client_s
78 {
79         qboolean                active;                         // false = client is free
80         qboolean                spawned;                        // false = don't send datagrams
81         qboolean                dropasap;                       // has been told to go to another level
82         qboolean                sendsignon;                     // only valid before spawned
83
84 #ifndef NOROUTINGFIX
85         // LordHavoc: to make netquake protocol get through NAT routers, have to wait for client to ack
86         qboolean                waitingforconnect;      // waiting for connect from client (stage 1)
87         qboolean                sendserverinfo;         // send server info in next datagram (stage 2)
88 #endif
89
90         double                  last_message;           // reliable messages must be sent
91                                                                                 // periodically
92
93         struct qsocket_s *netconnection;        // communications handle
94
95         usercmd_t               cmd;                            // movement
96         vec3_t                  wishdir;                        // intended motion calced from cmd
97
98         sizebuf_t               message;                        // can be added to at any time,
99                                                                                 // copied and clear once per frame
100         qbyte                   msgbuf[MAX_MSGLEN];
101         edict_t                 *edict;                         // EDICT_NUM(clientnum+1)
102         char                    name[32];                       // for printing to other people
103         int                             colors;
104
105         float                   ping_times[NUM_PING_TIMES];
106         int                             num_pings;                      // ping_times[num_pings%NUM_PING_TIMES]
107         float                   ping;                           // LordHavoc: can be used for prediction or whatever...
108         float                   latency;                        // LordHavoc: specifically used for prediction, accounts for sys_ticrate too
109
110 // spawn parms are carried from level to level
111         float                   spawn_parms[NUM_SPAWN_PARMS];
112
113 // client known data for deltas
114         int                             old_frags;
115         int                             pmodel;
116
117 #ifdef QUAKEENTITIES
118         // delta compression state
119         float                   nextfullupdate[MAX_EDICTS];
120 #endif
121         // visibility state
122         float                   visibletime[MAX_EDICTS];
123
124 #ifndef QUAKEENTITIES
125         entity_database_t entitydatabase;
126         int                             entityframenumber; // incremented each time an entity frame is sent
127 #endif
128 } client_t;
129
130
131 //=============================================================================
132
133 // edict->movetype values
134 #define MOVETYPE_NONE                   0               // never moves
135 #define MOVETYPE_ANGLENOCLIP    1
136 #define MOVETYPE_ANGLECLIP              2
137 #define MOVETYPE_WALK                   3               // gravity
138 #define MOVETYPE_STEP                   4               // gravity, special edge handling
139 #define MOVETYPE_FLY                    5
140 #define MOVETYPE_TOSS                   6               // gravity
141 #define MOVETYPE_PUSH                   7               // no clip to world, push and crush
142 #define MOVETYPE_NOCLIP                 8
143 #define MOVETYPE_FLYMISSILE             9               // extra size to monsters
144 #define MOVETYPE_BOUNCE                 10
145 #define MOVETYPE_BOUNCEMISSILE  11              // bounce w/o gravity
146 #define MOVETYPE_FOLLOW                 12              // track movement of aiment
147
148 // edict->solid values
149 #define SOLID_NOT                               0               // no interaction with other objects
150 #define SOLID_TRIGGER                   1               // touch on edge, but not blocking
151 #define SOLID_BBOX                              2               // touch on edge, block
152 #define SOLID_SLIDEBOX                  3               // touch on edge, but not an onground
153 #define SOLID_BSP                               4               // bsp clip, touch on edge, block
154 // LordHavoc: corpse code
155 #define SOLID_CORPSE                    5               // same as SOLID_BBOX, except it behaves as SOLID_NOT against SOLID_SLIDEBOX objects (players/monsters)
156
157 // edict->deadflag values
158 #define DEAD_NO                                 0
159 #define DEAD_DYING                              1
160 #define DEAD_DEAD                               2
161
162 #define DAMAGE_NO                               0
163 #define DAMAGE_YES                              1
164 #define DAMAGE_AIM                              2
165
166 // edict->flags
167 #define FL_FLY                                  1
168 #define FL_SWIM                                 2
169 //#define       FL_GLIMPSE                              4
170 #define FL_CONVEYOR                             4
171 #define FL_CLIENT                               8
172 #define FL_INWATER                              16
173 #define FL_MONSTER                              32
174 #define FL_GODMODE                              64
175 #define FL_NOTARGET                             128
176 #define FL_ITEM                                 256
177 #define FL_ONGROUND                             512
178 #define FL_PARTIALGROUND                1024    // not all corners are valid
179 #define FL_WATERJUMP                    2048    // player jumping out of water
180 #define FL_JUMPRELEASED                 4096    // for jump debouncing
181
182 // entity effects
183
184 #define EF_BRIGHTFIELD                  1
185 #define EF_MUZZLEFLASH                  2
186 #define EF_BRIGHTLIGHT                  4
187 #define EF_DIMLIGHT                     8
188 // added EF_ effects:
189 #define EF_NODRAW                               16
190 #define EF_ADDITIVE                             32  // LordHavoc: Additive Rendering
191 #define EF_BLUE                                 64
192 #define EF_RED                                  128
193
194 #define SPAWNFLAG_NOT_EASY                      256
195 #define SPAWNFLAG_NOT_MEDIUM            512
196 #define SPAWNFLAG_NOT_HARD                      1024
197 #define SPAWNFLAG_NOT_DEATHMATCH        2048
198
199 //============================================================================
200
201 extern cvar_t teamplay;
202 extern cvar_t skill;
203 extern cvar_t deathmatch;
204 extern cvar_t coop;
205 extern cvar_t fraglimit;
206 extern cvar_t timelimit;
207 extern cvar_t pausable;
208 extern cvar_t sv_deltacompress;
209 extern cvar_t sv_maxvelocity;
210 extern cvar_t sv_gravity;
211 extern cvar_t sv_nostep;
212 extern cvar_t sv_friction;
213 extern cvar_t sv_edgefriction;
214 extern cvar_t sv_stopspeed;
215 extern cvar_t sv_maxspeed;
216 extern cvar_t sv_accelerate;
217 extern cvar_t sv_idealpitchscale;
218 extern cvar_t sv_aim;
219 extern cvar_t sv_predict;
220
221 extern server_static_t svs;                             // persistant server info
222 extern server_t sv;                                     // local server
223
224 extern client_t *host_client;
225
226 extern jmp_buf host_abortserver;
227
228 extern edict_t *sv_player;
229
230 //===========================================================
231
232 void SV_Init (void);
233
234 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count);
235 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate);
236 void SV_StartSound (edict_t *entity, int channel, char *sample, int volume, float attenuation);
237
238 void SV_DropClient (qboolean crash);
239
240 void SV_SendClientMessages (void);
241 void SV_ClearDatagram (void);
242
243 int SV_ModelIndex (char *name);
244
245 void SV_SetIdealPitch (void);
246
247 void SV_AddUpdates (void);
248
249 void SV_ClientThink (void);
250 void SV_AddClientToServer (struct qsocket_s     *ret);
251
252 void SV_ClientPrintf (char *fmt, ...);
253 void SV_BroadcastPrintf (char *fmt, ...);
254
255 void SV_Physics (void);
256
257 qboolean SV_CheckBottom (edict_t *ent);
258 qboolean SV_movestep (edict_t *ent, vec3_t move, qboolean relink);
259
260 void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg);
261
262 void SV_MoveToGoal (void);
263
264 void SV_CheckForNewClients (void);
265 void SV_RunClients (void);
266 void SV_SaveSpawnparms (void);
267 void SV_SpawnServer (char *server);