cruft removal, general cleanup, fix for delta compression bugs, generic targa writer
[divverent/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         int                     lastcheck;                      // used by PF_checkclient
45         double          lastchecktime;
46         
47         char            name[64];                       // map name
48         char            modelname[64];          // maps/<name>.bsp, for model_precache[0]
49         struct model_s  *worldmodel;
50         char            *model_precache[MAX_MODELS];    // NULL terminated
51         struct model_s  *models[MAX_MODELS];
52         char            *sound_precache[MAX_SOUNDS];    // NULL terminated
53         char            *lightstyles[MAX_LIGHTSTYLES];
54         int                     num_edicts;
55         int                     max_edicts;
56         edict_t         *edicts;                        // can NOT be array indexed, because
57                                                                         // edict_t is variable sized, but can
58                                                                         // be used to reference the world ent
59         server_state_t  state;                  // some actions are only valid during load
60
61         sizebuf_t       datagram;
62         byte            datagram_buf[MAX_DATAGRAM];
63
64         sizebuf_t       reliable_datagram;      // copied to all clients at end of frame
65         byte            reliable_datagram_buf[MAX_DATAGRAM];
66
67         sizebuf_t       signon;
68         byte            signon_buf[32768]; // LordHavoc: increased signon message buffer from 8192 to 32768
69 } server_t;
70
71
72 #define NUM_PING_TIMES          16
73 #define NUM_SPAWN_PARMS         16
74
75 typedef struct client_s
76 {
77         qboolean                active;                         // false = client is free
78         qboolean                spawned;                        // false = don't send datagrams
79         qboolean                dropasap;                       // has been told to go to another level
80         qboolean                sendsignon;                     // only valid before spawned
81
82         double                  last_message;           // reliable messages must be sent
83                                                                                 // periodically
84
85         struct qsocket_s *netconnection;        // communications handle
86
87         usercmd_t               cmd;                            // movement
88         vec3_t                  wishdir;                        // intended motion calced from cmd
89
90         sizebuf_t               message;                        // can be added to at any time,
91                                                                                 // copied and clear once per frame
92         byte                    msgbuf[MAX_MSGLEN];
93         edict_t                 *edict;                         // EDICT_NUM(clientnum+1)
94         char                    name[32];                       // for printing to other people
95         int                             colors;
96                 
97         float                   ping_times[NUM_PING_TIMES];
98         int                             num_pings;                      // ping_times[num_pings%NUM_PING_TIMES]
99         float                   ping;                           // LordHavoc: can be used for prediction or whatever...
100         float                   latency;                        // LordHavoc: specifically used for prediction, accounts for sys_ticrate too
101
102 // spawn parms are carried from level to level
103         float                   spawn_parms[NUM_SPAWN_PARMS];
104
105 // client known data for deltas 
106         int                             old_frags;
107         int                             pmodel;
108
109         // delta compression state
110         float                   nextfullupdate[MAX_EDICTS];
111 } client_t;
112
113
114 //=============================================================================
115
116 // edict->movetype values
117 #define MOVETYPE_NONE                   0               // never moves
118 #define MOVETYPE_ANGLENOCLIP    1
119 #define MOVETYPE_ANGLECLIP              2
120 #define MOVETYPE_WALK                   3               // gravity
121 #define MOVETYPE_STEP                   4               // gravity, special edge handling
122 #define MOVETYPE_FLY                    5
123 #define MOVETYPE_TOSS                   6               // gravity
124 #define MOVETYPE_PUSH                   7               // no clip to world, push and crush
125 #define MOVETYPE_NOCLIP                 8
126 #define MOVETYPE_FLYMISSILE             9               // extra size to monsters
127 #define MOVETYPE_BOUNCE                 10
128 #define MOVETYPE_BOUNCEMISSILE  11              // bounce w/o gravity
129 #define MOVETYPE_FOLLOW                 12              // track movement of aiment
130
131 // edict->solid values
132 #define SOLID_NOT                               0               // no interaction with other objects
133 #define SOLID_TRIGGER                   1               // touch on edge, but not blocking
134 #define SOLID_BBOX                              2               // touch on edge, block
135 #define SOLID_SLIDEBOX                  3               // touch on edge, but not an onground
136 #define SOLID_BSP                               4               // bsp clip, touch on edge, block
137 // LordHavoc: corpse code
138 #define SOLID_CORPSE                    5               // same as SOLID_BBOX, except it behaves as SOLID_NOT against SOLID_SLIDEBOX objects (players/monsters)
139
140 // edict->deadflag values
141 #define DEAD_NO                                 0
142 #define DEAD_DYING                              1
143 #define DEAD_DEAD                               2
144
145 #define DAMAGE_NO                               0
146 #define DAMAGE_YES                              1
147 #define DAMAGE_AIM                              2
148
149 // edict->flags
150 #define FL_FLY                                  1
151 #define FL_SWIM                                 2
152 //#define       FL_GLIMPSE                              4
153 #define FL_CONVEYOR                             4
154 #define FL_CLIENT                               8
155 #define FL_INWATER                              16
156 #define FL_MONSTER                              32
157 #define FL_GODMODE                              64
158 #define FL_NOTARGET                             128
159 #define FL_ITEM                                 256
160 #define FL_ONGROUND                             512
161 #define FL_PARTIALGROUND                1024    // not all corners are valid
162 #define FL_WATERJUMP                    2048    // player jumping out of water
163 #define FL_JUMPRELEASED                 4096    // for jump debouncing
164
165 // entity effects
166
167 #define EF_BRIGHTFIELD                  1
168 #define EF_MUZZLEFLASH                  2
169 #define EF_BRIGHTLIGHT                  4
170 #define EF_DIMLIGHT                     8
171 // added EF_ effects:
172 #define EF_NODRAW                               16
173 #define EF_ADDITIVE                             32  // LordHavoc: Additive Rendering
174 #define EF_BLUE                                 64
175 #define EF_RED                                  128
176
177 #define SPAWNFLAG_NOT_EASY                      256
178 #define SPAWNFLAG_NOT_MEDIUM            512
179 #define SPAWNFLAG_NOT_HARD                      1024
180 #define SPAWNFLAG_NOT_DEATHMATCH        2048
181
182 //============================================================================
183
184 extern  cvar_t  teamplay;
185 extern  cvar_t  skill;
186 extern  cvar_t  deathmatch;
187 extern  cvar_t  coop;
188 extern  cvar_t  fraglimit;
189 extern  cvar_t  timelimit;
190
191 extern  server_static_t svs;                            // persistant server info
192 extern  server_t                sv;                                     // local server
193
194 extern  client_t        *host_client;
195
196 extern  jmp_buf         host_abortserver;
197
198 extern  double          host_time;
199
200 extern  edict_t         *sv_player;
201
202 //===========================================================
203
204 void SV_Init (void);
205
206 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count);
207 void SV_StartSound (edict_t *entity, int channel, char *sample, int volume,
208     float attenuation);
209
210 void SV_DropClient (qboolean crash);
211
212 void SV_SendClientMessages (void);
213 void SV_ClearDatagram (void);
214
215 int SV_ModelIndex (char *name);
216
217 void SV_SetIdealPitch (void);
218
219 void SV_AddUpdates (void);
220
221 void SV_ClientThink (void);
222 void SV_AddClientToServer (struct qsocket_s     *ret);
223
224 void SV_ClientPrintf (char *fmt, ...);
225 void SV_BroadcastPrintf (char *fmt, ...);
226
227 void SV_Physics (void);
228
229 qboolean SV_CheckBottom (edict_t *ent);
230 qboolean SV_movestep (edict_t *ent, vec3_t move, qboolean relink);
231
232 void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg);
233
234 void SV_MoveToGoal (void);
235
236 void SV_CheckForNewClients (void);
237 void SV_RunClients (void);
238 void SV_SaveSpawnparms ();
239 void SV_SpawnServer (char *server);