2 Copyright (C) 1996-1997 Id Software, Inc.
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.
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.
13 See the GNU General Public License for more details.
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.
20 // sv_edict.c -- entity dictionary
25 mfunction_t *pr_functions;
28 ddef_t *pr_globaldefs;
29 dstatement_t *pr_statements;
30 globalvars_t *pr_global_struct;
31 float *pr_globals; // same as pr_global_struct
32 int pr_edict_size; // in bytes
33 int pr_edictareasize; // LordHavoc: in bytes
35 unsigned short pr_crc;
37 mempool_t *progs_mempool;
38 mempool_t *edictstring_mempool;
40 int type_size[8] = {1,sizeof(string_t)/4,1,3,1,1,sizeof(func_t)/4,sizeof(void *)/4};
42 ddef_t *ED_FieldAtOfs(int ofs);
43 qboolean ED_ParseEpair(edict_t *ent, ddef_t *key, const char *s);
45 cvar_t pr_checkextension = {CVAR_READONLY, "pr_checkextension", "1"};
46 cvar_t nomonsters = {0, "nomonsters", "0"};
47 cvar_t gamecfg = {0, "gamecfg", "0"};
48 cvar_t scratch1 = {0, "scratch1", "0"};
49 cvar_t scratch2 = {0,"scratch2", "0"};
50 cvar_t scratch3 = {0, "scratch3", "0"};
51 cvar_t scratch4 = {0, "scratch4", "0"};
52 cvar_t savedgamecfg = {CVAR_SAVE, "savedgamecfg", "0"};
53 cvar_t saved1 = {CVAR_SAVE, "saved1", "0"};
54 cvar_t saved2 = {CVAR_SAVE, "saved2", "0"};
55 cvar_t saved3 = {CVAR_SAVE, "saved3", "0"};
56 cvar_t saved4 = {CVAR_SAVE, "saved4", "0"};
57 cvar_t decors = {0, "decors", "0"};
58 cvar_t nehx00 = {0, "nehx00", "0"};cvar_t nehx01 = {0, "nehx01", "0"};
59 cvar_t nehx02 = {0, "nehx02", "0"};cvar_t nehx03 = {0, "nehx03", "0"};
60 cvar_t nehx04 = {0, "nehx04", "0"};cvar_t nehx05 = {0, "nehx05", "0"};
61 cvar_t nehx06 = {0, "nehx06", "0"};cvar_t nehx07 = {0, "nehx07", "0"};
62 cvar_t nehx08 = {0, "nehx08", "0"};cvar_t nehx09 = {0, "nehx09", "0"};
63 cvar_t nehx10 = {0, "nehx10", "0"};cvar_t nehx11 = {0, "nehx11", "0"};
64 cvar_t nehx12 = {0, "nehx12", "0"};cvar_t nehx13 = {0, "nehx13", "0"};
65 cvar_t nehx14 = {0, "nehx14", "0"};cvar_t nehx15 = {0, "nehx15", "0"};
66 cvar_t nehx16 = {0, "nehx16", "0"};cvar_t nehx17 = {0, "nehx17", "0"};
67 cvar_t nehx18 = {0, "nehx18", "0"};cvar_t nehx19 = {0, "nehx19", "0"};
68 cvar_t cutscene = {0, "cutscene", "1"};
69 // LordHavoc: optional runtime bounds checking (speed drain, but worth it for security, on by default - breaks most QCCX features (used by CRMod and others))
70 cvar_t pr_boundscheck = {0, "pr_boundscheck", "1"};
71 // LordHavoc: prints every opcode as it executes - warning: this is significant spew
72 cvar_t pr_traceqc = {0, "pr_traceqc", "0"};
74 #define MAX_FIELD_LEN 64
75 #define GEFV_CACHESIZE 2
79 char field[MAX_FIELD_LEN];
82 static gefv_cache gefvCache[GEFV_CACHESIZE] = {{NULL, ""}, {NULL, ""}};
84 ddef_t *ED_FindField (const char *name);
85 mfunction_t *ED_FindFunction (const char *name);
87 // LordHavoc: in an effort to eliminate time wasted on GetEdictFieldValue... these are defined as externs in progs.h
103 int eval_renderamt; // HalfLife support
104 int eval_rendermode; // HalfLife support
106 int eval_ammo_shells1;
107 int eval_ammo_nails1;
108 int eval_ammo_lava_nails;
109 int eval_ammo_rockets1;
110 int eval_ammo_multi_rockets;
111 int eval_ammo_cells1;
112 int eval_ammo_plasma;
114 int eval_pitch_speed;
115 int eval_viewmodelforclient;
116 int eval_nodrawtoclient;
117 int eval_exteriormodeltoclient;
118 int eval_drawonlytoclient;
122 int eval_punchvector;
124 int eval_clientcolors;
131 int eval_cursor_active;
132 int eval_cursor_screen;
133 int eval_cursor_trace_start;
134 int eval_cursor_trace_endpos;
135 int eval_cursor_trace_ent;
137 int eval_playermodel;
140 mfunction_t *SV_PlayerPhysicsQC;
141 mfunction_t *EndFrameQC;
142 //KrimZon - SERVER COMMANDS IN QUAKEC
143 mfunction_t *SV_ParseClientCommandQC;
145 int FindFieldOffset(const char *field)
148 d = ED_FindField(field);
154 void FindEdictFieldOffsets(void)
156 eval_gravity = FindFieldOffset("gravity");
157 eval_button3 = FindFieldOffset("button3");
158 eval_button4 = FindFieldOffset("button4");
159 eval_button5 = FindFieldOffset("button5");
160 eval_button6 = FindFieldOffset("button6");
161 eval_button7 = FindFieldOffset("button7");
162 eval_button8 = FindFieldOffset("button8");
163 eval_buttonuse = FindFieldOffset("buttonuse");
164 eval_buttonchat = FindFieldOffset("buttonchat");
165 eval_glow_size = FindFieldOffset("glow_size");
166 eval_glow_trail = FindFieldOffset("glow_trail");
167 eval_glow_color = FindFieldOffset("glow_color");
168 eval_items2 = FindFieldOffset("items2");
169 eval_scale = FindFieldOffset("scale");
170 eval_alpha = FindFieldOffset("alpha");
171 eval_renderamt = FindFieldOffset("renderamt"); // HalfLife support
172 eval_rendermode = FindFieldOffset("rendermode"); // HalfLife support
173 eval_fullbright = FindFieldOffset("fullbright");
174 eval_ammo_shells1 = FindFieldOffset("ammo_shells1");
175 eval_ammo_nails1 = FindFieldOffset("ammo_nails1");
176 eval_ammo_lava_nails = FindFieldOffset("ammo_lava_nails");
177 eval_ammo_rockets1 = FindFieldOffset("ammo_rockets1");
178 eval_ammo_multi_rockets = FindFieldOffset("ammo_multi_rockets");
179 eval_ammo_cells1 = FindFieldOffset("ammo_cells1");
180 eval_ammo_plasma = FindFieldOffset("ammo_plasma");
181 eval_idealpitch = FindFieldOffset("idealpitch");
182 eval_pitch_speed = FindFieldOffset("pitch_speed");
183 eval_viewmodelforclient = FindFieldOffset("viewmodelforclient");
184 eval_nodrawtoclient = FindFieldOffset("nodrawtoclient");
185 eval_exteriormodeltoclient = FindFieldOffset("exteriormodeltoclient");
186 eval_drawonlytoclient = FindFieldOffset("drawonlytoclient");
187 eval_ping = FindFieldOffset("ping");
188 eval_movement = FindFieldOffset("movement");
189 eval_pmodel = FindFieldOffset("pmodel");
190 eval_punchvector = FindFieldOffset("punchvector");
191 eval_viewzoom = FindFieldOffset("viewzoom");
192 eval_clientcolors = FindFieldOffset("clientcolors");
193 eval_tag_entity = FindFieldOffset("tag_entity");
194 eval_tag_index = FindFieldOffset("tag_index");
195 eval_light_lev = FindFieldOffset("light_lev");
196 eval_color = FindFieldOffset("color");
197 eval_style = FindFieldOffset("style");
198 eval_pflags = FindFieldOffset("pflags");
199 eval_cursor_active = FindFieldOffset("cursor_active");
200 eval_cursor_screen = FindFieldOffset("cursor_screen");
201 eval_cursor_trace_start = FindFieldOffset("cursor_trace_start");
202 eval_cursor_trace_endpos = FindFieldOffset("cursor_trace_endpos");
203 eval_cursor_trace_ent = FindFieldOffset("cursor_trace_ent");
204 eval_colormod = FindFieldOffset("colormod");
205 eval_playermodel = FindFieldOffset("playermodel");
206 eval_playerskin = FindFieldOffset("playerskin");
208 // LordHavoc: allowing QuakeC to override the player movement code
209 SV_PlayerPhysicsQC = ED_FindFunction ("SV_PlayerPhysics");
210 // LordHavoc: support for endframe
211 EndFrameQC = ED_FindFunction ("EndFrame");
212 //KrimZon - SERVER COMMANDS IN QUAKEC
213 SV_ParseClientCommandQC = ED_FindFunction ("SV_ParseClientCommand");
220 Sets everything to NULL
223 void ED_ClearEdict (edict_t *e)
226 memset (e->v, 0, progs->entityfields * 4);
228 // LordHavoc: for consistency set these here
229 num = NUM_FOR_EDICT(e) - 1;
230 if (num >= 0 && num < svs.maxclients)
233 // set colormap and team on newly created player entity
234 e->v->colormap = num + 1;
235 e->v->team = (svs.clients[num].colors & 15) + 1;
236 // set netname/clientcolors back to client values so that
237 // DP_SV_CLIENTNAME and DPV_SV_CLIENTCOLORS will not immediately
239 e->v->netname = PR_SetString(svs.clients[num].name);
240 if ((val = GETEDICTFIELDVALUE(e, eval_clientcolors)))
241 val->_float = svs.clients[num].colors;
242 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
243 if( eval_playermodel )
244 GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string = PR_SetString(svs.clients[num].playermodel);
245 if( eval_playerskin )
246 GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string = PR_SetString(svs.clients[num].playerskin);
254 Either finds a free edict, or allocates a new one.
255 Try to avoid reusing an entity that was recently freed, because it
256 can cause the client to think the entity morphed into something else
257 instead of being removed and recreated, which can cause interpolated
258 angles and bad trails.
261 edict_t *ED_Alloc (void)
266 for (i = svs.maxclients + 1;i < sv.num_edicts;i++)
269 // the first couple seconds of server time can involve a lot of
270 // freeing and allocating, so relax the replacement policy
271 if (e->e->free && ( e->e->freetime < 2 || sv.time - e->e->freetime > 0.5 ) )
279 Host_Error ("ED_Alloc: no free edicts");
282 if (sv.num_edicts >= sv.max_edicts)
294 Marks the edict as free
295 FIXME: walk all entities and NULL out references to this entity
298 void ED_Free (edict_t *ed)
300 SV_UnlinkEdict (ed); // unlink from world bsp
304 ed->v->takedamage = 0;
305 ed->v->modelindex = 0;
309 VectorClear(ed->v->origin);
310 VectorClear(ed->v->angles);
311 ed->v->nextthink = -1;
314 ed->e->freetime = sv.time;
317 //===========================================================================
324 ddef_t *ED_GlobalAtOfs (int ofs)
329 for (i=0 ; i<progs->numglobaldefs ; i++)
331 def = &pr_globaldefs[i];
343 ddef_t *ED_FieldAtOfs (int ofs)
348 for (i=0 ; i<progs->numfielddefs ; i++)
350 def = &pr_fielddefs[i];
362 ddef_t *ED_FindField (const char *name)
367 for (i=0 ; i<progs->numfielddefs ; i++)
369 def = &pr_fielddefs[i];
370 if (!strcmp(PR_GetString(def->s_name), name))
381 ddef_t *ED_FindGlobal (const char *name)
386 for (i=0 ; i<progs->numglobaldefs ; i++)
388 def = &pr_globaldefs[i];
389 if (!strcmp(PR_GetString(def->s_name), name))
401 mfunction_t *ED_FindFunction (const char *name)
406 for (i=0 ; i<progs->numfunctions ; i++)
408 func = &pr_functions[i];
409 if (!strcmp(PR_GetString(func->s_name), name))
420 Returns a string describing *data in a type specific manner
423 //int NoCrash_NUM_FOR_EDICT(edict_t *e);
424 char *PR_ValueString (etype_t type, eval_t *val)
426 static char line[1024]; // LordHavoc: enlarged a bit (was 256)
431 type &= ~DEF_SAVEGLOBAL;
436 strlcpy (line, PR_GetString (val->string), sizeof (line));
439 //n = NoCrash_NUM_FOR_EDICT(PROG_TO_EDICT(val->edict));
441 if (n < 0 || n >= MAX_EDICTS)
442 snprintf (line, sizeof (line), "entity %i (invalid!)", n);
444 snprintf (line, sizeof (line), "entity %i", n);
447 f = pr_functions + val->function;
448 snprintf (line, sizeof (line), "%s()", PR_GetString(f->s_name));
451 def = ED_FieldAtOfs ( val->_int );
452 snprintf (line, sizeof (line), ".%s", PR_GetString(def->s_name));
455 snprintf (line, sizeof (line), "void");
458 // LordHavoc: changed from %5.1f to %10.4f
459 snprintf (line, sizeof (line), "%10.4f", val->_float);
462 // LordHavoc: changed from %5.1f to %10.4f
463 snprintf (line, sizeof (line), "'%10.4f %10.4f %10.4f'", val->vector[0], val->vector[1], val->vector[2]);
466 snprintf (line, sizeof (line), "pointer");
469 snprintf (line, sizeof (line), "bad type %i", type);
480 Returns a string describing *data in a type specific manner
481 Easier to parse than PR_ValueString
484 char *PR_UglyValueString (etype_t type, eval_t *val)
486 static char line[4096];
492 type &= ~DEF_SAVEGLOBAL;
497 // Parse the string a bit to turn special characters
498 // (like newline, specifically) into escape codes,
499 // this fixes saving games from various mods
500 s = PR_GetString (val->string);
501 for (i = 0;i < (int)sizeof(line) - 2 && *s;)
520 snprintf (line, sizeof (line), "%i", NUM_FOR_EDICT(PROG_TO_EDICT(val->edict)));
523 f = pr_functions + val->function;
524 strlcpy (line, PR_GetString (f->s_name), sizeof (line));
527 def = ED_FieldAtOfs ( val->_int );
528 snprintf (line, sizeof (line), ".%s", PR_GetString(def->s_name));
531 snprintf (line, sizeof (line), "void");
534 snprintf (line, sizeof (line), "%f", val->_float);
537 snprintf (line, sizeof (line), "%f %f %f", val->vector[0], val->vector[1], val->vector[2]);
540 snprintf (line, sizeof (line), "bad type %i", type);
551 Returns a string with a description and the contents of a global,
552 padded to 20 field width
555 char *PR_GlobalString (int ofs)
561 static char line[128];
563 val = (void *)&pr_globals[ofs];
564 def = ED_GlobalAtOfs(ofs);
566 snprintf (line, sizeof (line), "%i(?)", ofs);
569 s = PR_ValueString (def->type, val);
570 snprintf (line, sizeof (line), "%i(%s)%s", ofs, PR_GetString(def->s_name), s);
575 strlcat (line, " ", sizeof (line));
576 strlcat (line, " ", sizeof (line));
581 char *PR_GlobalStringNoContents (int ofs)
585 static char line[128];
587 def = ED_GlobalAtOfs(ofs);
589 snprintf (line, sizeof (line), "%i(?)", ofs);
591 snprintf (line, sizeof (line), "%i(%s)", ofs, PR_GetString(def->s_name));
595 strlcat (line, " ", sizeof (line));
596 strlcat (line, " ", sizeof (line));
609 // LordHavoc: optimized this to print out much more quickly (tempstring)
610 // LordHavoc: changed to print out every 4096 characters (incase there are a lot of fields to print)
611 void ED_Print(edict_t *ed)
619 char tempstring[8192], tempstring2[260]; // temporary string buffers
628 snprintf (tempstring, sizeof (tempstring), "\nEDICT %i:\n", NUM_FOR_EDICT(ed));
629 for (i=1 ; i<progs->numfielddefs ; i++)
631 d = &pr_fielddefs[i];
632 name = PR_GetString(d->s_name);
633 if (name[strlen(name)-2] == '_')
634 continue; // skip _x, _y, _z vars
636 v = (int *)((char *)ed->v + d->ofs*4);
638 // if the value is still all 0, skip the field
639 type = d->type & ~DEF_SAVEGLOBAL;
641 for (j=0 ; j<type_size[type] ; j++)
644 if (j == type_size[type])
647 if (strlen(name) > 256)
649 memcpy (tempstring2, name, 256);
650 tempstring2[256] = tempstring2[257] = tempstring2[258] = '.';
651 tempstring2[259] = 0;
654 strlcat (tempstring, name, sizeof (tempstring));
655 for (l = strlen(name);l < 14;l++)
656 strcat(tempstring, " ");
657 strcat(tempstring, " ");
659 name = PR_ValueString(d->type, (eval_t *)v);
660 if (strlen(name) > 256)
662 memcpy(tempstring2, name, 256);
663 tempstring2[256] = tempstring2[257] = tempstring2[258] = '.';
664 tempstring2[259] = 0;
667 strlcat (tempstring, name, sizeof (tempstring));
668 strlcat (tempstring, "\n", sizeof (tempstring));
669 if (strlen(tempstring) >= 4096)
671 Con_Print(tempstring);
676 Con_Print(tempstring);
686 void ED_Write (qfile_t *f, edict_t *ed)
702 for (i=1 ; i<progs->numfielddefs ; i++)
704 d = &pr_fielddefs[i];
705 name = PR_GetString(d->s_name);
706 if (name[strlen(name)-2] == '_')
707 continue; // skip _x, _y, _z vars
709 v = (int *)((char *)ed->v + d->ofs*4);
711 // if the value is still all 0, skip the field
712 type = d->type & ~DEF_SAVEGLOBAL;
713 for (j=0 ; j<type_size[type] ; j++)
716 if (j == type_size[type])
719 FS_Printf(f,"\"%s\" ",name);
720 FS_Printf(f,"\"%s\"\n", PR_UglyValueString(d->type, (eval_t *)v));
726 void ED_PrintNum (int ent)
728 ED_Print(EDICT_NUM(ent));
735 For debugging, prints all the entities in the current server
738 void ED_PrintEdicts (void)
742 Con_Printf("%i entities\n", sv.num_edicts);
743 for (i=0 ; i<sv.num_edicts ; i++)
751 For debugging, prints a single edict
754 void ED_PrintEdict_f (void)
758 i = atoi (Cmd_Argv(1));
759 if (i < 0 || i >= sv.num_edicts)
761 Con_Print("Bad edict number\n");
778 int active, models, solid, step;
780 active = models = solid = step = 0;
781 for (i=0 ; i<sv.num_edicts ; i++)
791 if (ent->v->movetype == MOVETYPE_STEP)
795 Con_Printf("num_edicts:%3i\n", sv.num_edicts);
796 Con_Printf("active :%3i\n", active);
797 Con_Printf("view :%3i\n", models);
798 Con_Printf("touch :%3i\n", solid);
799 Con_Printf("step :%3i\n", step);
804 ==============================================================================
808 FIXME: need to tag constants, doesn't really work
809 ==============================================================================
817 void ED_WriteGlobals (qfile_t *f)
825 for (i=0 ; i<progs->numglobaldefs ; i++)
827 def = &pr_globaldefs[i];
829 if ( !(def->type & DEF_SAVEGLOBAL) )
831 type &= ~DEF_SAVEGLOBAL;
833 if (type != ev_string && type != ev_float && type != ev_entity)
836 name = PR_GetString(def->s_name);
837 FS_Printf(f,"\"%s\" ", name);
838 FS_Printf(f,"\"%s\"\n", PR_UglyValueString(type, (eval_t *)&pr_globals[def->ofs]));
847 Console command to set a field of a specified edict
850 void ED_EdictSet_f(void)
857 Con_Print("edictset <edict number> <field> <value>\n");
860 ed = EDICT_NUM(atoi(Cmd_Argv(1)));
862 if((key = ED_FindField(Cmd_Argv(2))) == 0)
864 Con_Printf("Key %s not found !\n", Cmd_Argv(2));
868 ED_ParseEpair(ed, key, Cmd_Argv(3));
876 void ED_ParseGlobals (const char *data)
878 char keyname[1024]; // LordHavoc: good idea? bad idea? was 64
884 if (!COM_ParseToken(&data, false))
885 Host_Error ("ED_ParseEntity: EOF without closing brace");
886 if (com_token[0] == '}')
889 strcpy (keyname, com_token);
892 if (!COM_ParseToken(&data, false))
893 Host_Error ("ED_ParseEntity: EOF without closing brace");
895 if (com_token[0] == '}')
896 Host_Error ("ED_ParseEntity: closing brace without data");
898 key = ED_FindGlobal (keyname);
901 Con_DPrintf("'%s' is not a global\n", keyname);
905 if (!ED_ParseEpair(NULL, key, com_token))
906 Host_Error ("ED_ParseGlobals: parse error");
910 //============================================================================
918 char *ED_NewString (const char *string)
923 l = strlen(string) + 1;
924 new = Mem_Alloc(edictstring_mempool, l);
927 for (i=0 ; i< l ; i++)
929 if (string[i] == '\\' && i < l-1)
932 if (string[i] == 'n')
938 *new_p++ = string[i];
949 Can parse either fields or globals
950 returns false if error
953 qboolean ED_ParseEpair(edict_t *ent, ddef_t *key, const char *s)
961 val = (eval_t *)((int *)ent->v + key->ofs);
963 val = (eval_t *)((int *)pr_globals + key->ofs);
964 switch (key->type & ~DEF_SAVEGLOBAL)
967 val->string = PR_SetString(ED_NewString(s));
971 while (*s && *s <= ' ')
973 val->_float = atof(s);
977 for (i = 0;i < 3;i++)
979 while (*s && *s <= ' ')
982 val->vector[i] = atof(s);
991 while (*s && *s <= ' ')
994 if (i < 0 || i >= MAX_EDICTS)
995 Con_Printf("ED_ParseEpair: ev_entity reference too large (edict %i >= MAX_EDICTS %i)\n", i, MAX_EDICTS);
996 while (i >= sv.max_edicts)
998 // if SV_IncreaseEdicts was called the base pointer needs to be updated
1000 val = (eval_t *)((int *)ent->v + key->ofs);
1001 val->edict = EDICT_TO_PROG(EDICT_NUM(i));
1005 def = ED_FindField(s);
1008 Con_DPrintf("ED_ParseEpair: Can't find field %s\n", s);
1011 //val->_int = G_INT(def->ofs); // AK Please check this - seems to be an org. quake bug
1012 val->_int = def->ofs;
1016 func = ED_FindFunction(s);
1019 Con_Printf("ED_ParseEpair: Can't find function %s\n", s);
1022 val->function = func - pr_functions;
1026 Con_Printf("ED_ParseEpair: Unknown key->type %i for key \"%s\"\n", key->type, PR_GetString(key->s_name));
1033 ====================
1036 Parses an edict out of the given string, returning the new position
1037 ed should be a properly initialized empty edict.
1038 Used for initial level load and for savegames.
1039 ====================
1041 const char *ED_ParseEdict (const char *data, edict_t *ent)
1052 if (ent != sv.edicts) // hack
1053 memset (ent->v, 0, progs->entityfields * 4);
1055 // go through all the dictionary pairs
1059 if (!COM_ParseToken(&data, false))
1060 Host_Error ("ED_ParseEntity: EOF without closing brace");
1061 if (com_token[0] == '}')
1064 // anglehack is to allow QuakeEd to write single scalar angles
1065 // and allow them to be turned into vectors. (FIXME...)
1066 anglehack = !strcmp (com_token, "angle");
1068 strlcpy (com_token, "angles", sizeof (com_token));
1070 // FIXME: change light to _light to get rid of this hack
1071 if (!strcmp(com_token, "light"))
1072 strlcpy (com_token, "light_lev", sizeof (com_token)); // hack for single light def
1074 strlcpy (keyname, com_token, sizeof (keyname));
1076 // another hack to fix heynames with trailing spaces
1077 n = strlen(keyname);
1078 while (n && keyname[n-1] == ' ')
1085 if (!COM_ParseToken(&data, false))
1086 Host_Error ("ED_ParseEntity: EOF without closing brace");
1088 if (com_token[0] == '}')
1089 Host_Error ("ED_ParseEntity: closing brace without data");
1093 // keynames with a leading underscore are used for utility comments,
1094 // and are immediately discarded by quake
1095 if (keyname[0] == '_')
1098 key = ED_FindField (keyname);
1101 Con_DPrintf("'%s' is not a field\n", keyname);
1108 strlcpy (temp, com_token, sizeof (temp));
1109 snprintf (com_token, sizeof (com_token), "0 %s 0", temp);
1112 if (!ED_ParseEpair(ent, key, com_token))
1113 Host_Error ("ED_ParseEdict: parse error");
1117 ent->e->free = true;
1127 The entities are directly placed in the array, rather than allocated with
1128 ED_Alloc, because otherwise an error loading the map would have entity
1129 number references out of order.
1131 Creates a server's entity / program execution context by
1132 parsing textual entity definitions out of an ent file.
1134 Used for both fresh maps and savegame loads. A fresh map would also need
1135 to call ED_CallSpawnFunctions () to let the objects initialize themselves.
1138 void ED_LoadFromFile (const char *data)
1141 int parsed, inhibited, spawned, died;
1149 pr_global_struct->time = sv.time;
1154 // parse the opening brace
1155 if (!COM_ParseToken(&data, false))
1157 if (com_token[0] != '{')
1158 Host_Error ("ED_LoadFromFile: found %s when expecting {",com_token);
1164 data = ED_ParseEdict (data, ent);
1167 // remove things from different skill levels or deathmatch
1168 if (deathmatch.integer)
1170 if (((int)ent->v->spawnflags & SPAWNFLAG_NOT_DEATHMATCH))
1177 else if ((current_skill == 0 && ((int)ent->v->spawnflags & SPAWNFLAG_NOT_EASY ))
1178 || (current_skill == 1 && ((int)ent->v->spawnflags & SPAWNFLAG_NOT_MEDIUM))
1179 || (current_skill >= 2 && ((int)ent->v->spawnflags & SPAWNFLAG_NOT_HARD )))
1187 // immediately call spawn function
1189 if (!ent->v->classname)
1191 Con_Print("No classname for:\n");
1197 // look for the spawn function
1198 func = ED_FindFunction (PR_GetString(ent->v->classname));
1202 if (developer.integer) // don't confuse non-developers with errors
1204 Con_Print("No spawn function for:\n");
1211 pr_global_struct->self = EDICT_TO_PROG(ent);
1212 PR_ExecuteProgram (func - pr_functions, "QC function spawn is missing");
1218 Con_DPrintf("%i entities parsed, %i inhibited, %i spawned (%i removed self, %i stayed)\n", parsed, inhibited, spawned, died, spawned - died);
1222 typedef struct dpfield_s
1229 #define DPFIELDS (sizeof(dpfields) / sizeof(dpfield_t))
1231 dpfield_t dpfields[] =
1233 {ev_entity, "cursor_trace_ent"},
1234 {ev_entity, "drawonlytoclient"},
1235 {ev_entity, "exteriormodeltoclient"},
1236 {ev_entity, "nodrawtoclient"},
1237 {ev_entity, "tag_entity"},
1238 {ev_entity, "viewmodelforclient"},
1239 {ev_float, "alpha"},
1240 {ev_float, "ammo_cells1"},
1241 {ev_float, "ammo_lava_nails"},
1242 {ev_float, "ammo_multi_rockets"},
1243 {ev_float, "ammo_nails1"},
1244 {ev_float, "ammo_plasma"},
1245 {ev_float, "ammo_rockets1"},
1246 {ev_float, "ammo_shells1"},
1247 {ev_float, "button3"},
1248 {ev_float, "button4"},
1249 {ev_float, "button5"},
1250 {ev_float, "button6"},
1251 {ev_float, "button7"},
1252 {ev_float, "button8"},
1253 {ev_float, "buttonchat"},
1254 {ev_float, "buttonuse"},
1255 {ev_float, "clientcolors"},
1256 {ev_float, "cursor_active"},
1257 {ev_float, "fullbright"},
1258 {ev_float, "glow_color"},
1259 {ev_float, "glow_size"},
1260 {ev_float, "glow_trail"},
1261 {ev_float, "gravity"},
1262 {ev_float, "idealpitch"},
1263 {ev_float, "items2"},
1264 {ev_float, "light_lev"},
1265 {ev_float, "pflags"},
1267 {ev_float, "pitch_speed"},
1268 {ev_float, "pmodel"},
1269 {ev_float, "renderamt"}, // HalfLife support
1270 {ev_float, "rendermode"}, // HalfLife support
1271 {ev_float, "scale"},
1272 {ev_float, "style"},
1273 {ev_float, "tag_index"},
1274 {ev_float, "viewzoom"},
1275 {ev_vector, "color"},
1276 {ev_vector, "colormod"},
1277 {ev_vector, "cursor_screen"},
1278 {ev_vector, "cursor_trace_endpos"},
1279 {ev_vector, "cursor_trace_start"},
1280 {ev_vector, "movement"},
1281 {ev_vector, "punchvector"},
1282 {ev_string, "playermodel"},
1283 {ev_string, "playerskin"}
1291 extern void PR_Cmd_Reset (void);
1292 void PR_LoadProgs (void)
1296 ddef_t *infielddefs;
1297 dfunction_t *dfunctions;
1299 // flush the non-C variable lookup cache
1300 for (i=0 ; i<GEFV_CACHESIZE ; i++)
1301 gefvCache[i].field[0] = 0;
1303 Mem_EmptyPool(progs_mempool);
1304 Mem_EmptyPool(edictstring_mempool);
1306 progs = (dprograms_t *)FS_LoadFile ("progs.dat", progs_mempool, false);
1308 Host_Error ("PR_LoadProgs: couldn't load progs.dat");
1310 Con_DPrintf("Programs occupy %iK.\n", fs_filesize/1024);
1312 pr_crc = CRC_Block((qbyte *)progs, fs_filesize);
1314 // byte swap the header
1315 for (i = 0;i < (int) sizeof(*progs) / 4;i++)
1316 ((int *)progs)[i] = LittleLong ( ((int *)progs)[i] );
1318 if (progs->version != PROG_VERSION)
1319 Host_Error ("progs.dat has wrong version number (%i should be %i)", progs->version, PROG_VERSION);
1320 if (progs->crc != PROGHEADER_CRC && progs->crc != 32401) // tenebrae crc also allowed
1321 Host_Error ("progs.dat system vars have been modified, progdefs.h is out of date");
1323 //pr_functions = (dfunction_t *)((qbyte *)progs + progs->ofs_functions);
1324 dfunctions = (dfunction_t *)((qbyte *)progs + progs->ofs_functions);
1325 pr_strings = (char *)progs + progs->ofs_strings;
1326 pr_globaldefs = (ddef_t *)((qbyte *)progs + progs->ofs_globaldefs);
1328 // we need to expand the fielddefs list to include all the engine fields,
1329 // so allocate a new place for it
1330 infielddefs = (ddef_t *)((qbyte *)progs + progs->ofs_fielddefs);
1331 pr_fielddefs = Mem_Alloc(progs_mempool, (progs->numfielddefs + DPFIELDS) * sizeof(ddef_t));
1333 pr_statements = (dstatement_t *)((qbyte *)progs + progs->ofs_statements);
1335 // moved edict_size calculation down below field adding code
1337 pr_global_struct = (globalvars_t *)((qbyte *)progs + progs->ofs_globals);
1338 pr_globals = (float *)pr_global_struct;
1340 // byte swap the lumps
1341 for (i=0 ; i<progs->numstatements ; i++)
1343 pr_statements[i].op = LittleShort(pr_statements[i].op);
1344 pr_statements[i].a = LittleShort(pr_statements[i].a);
1345 pr_statements[i].b = LittleShort(pr_statements[i].b);
1346 pr_statements[i].c = LittleShort(pr_statements[i].c);
1349 pr_functions = Mem_Alloc(progs_mempool, sizeof(mfunction_t) * progs->numfunctions);
1350 for (i = 0;i < progs->numfunctions;i++)
1352 pr_functions[i].first_statement = LittleLong (dfunctions[i].first_statement);
1353 pr_functions[i].parm_start = LittleLong (dfunctions[i].parm_start);
1354 pr_functions[i].s_name = LittleLong (dfunctions[i].s_name);
1355 pr_functions[i].s_file = LittleLong (dfunctions[i].s_file);
1356 pr_functions[i].numparms = LittleLong (dfunctions[i].numparms);
1357 pr_functions[i].locals = LittleLong (dfunctions[i].locals);
1358 memcpy(pr_functions[i].parm_size, dfunctions[i].parm_size, sizeof(dfunctions[i].parm_size));
1361 for (i=0 ; i<progs->numglobaldefs ; i++)
1363 pr_globaldefs[i].type = LittleShort (pr_globaldefs[i].type);
1364 pr_globaldefs[i].ofs = LittleShort (pr_globaldefs[i].ofs);
1365 pr_globaldefs[i].s_name = LittleLong (pr_globaldefs[i].s_name);
1368 // copy the progs fields to the new fields list
1369 for (i = 0;i < progs->numfielddefs;i++)
1371 pr_fielddefs[i].type = LittleShort (infielddefs[i].type);
1372 if (pr_fielddefs[i].type & DEF_SAVEGLOBAL)
1373 Host_Error ("PR_LoadProgs: pr_fielddefs[i].type & DEF_SAVEGLOBAL");
1374 pr_fielddefs[i].ofs = LittleShort (infielddefs[i].ofs);
1375 pr_fielddefs[i].s_name = LittleLong (infielddefs[i].s_name);
1378 // append the darkplaces fields
1379 for (i = 0;i < (int) DPFIELDS;i++)
1381 pr_fielddefs[progs->numfielddefs].type = dpfields[i].type;
1382 pr_fielddefs[progs->numfielddefs].ofs = progs->entityfields;
1383 pr_fielddefs[progs->numfielddefs].s_name = PR_SetString(dpfields[i].string);
1384 if (pr_fielddefs[progs->numfielddefs].type == ev_vector)
1385 progs->entityfields += 3;
1387 progs->entityfields++;
1388 progs->numfielddefs++;
1391 for (i=0 ; i<progs->numglobals ; i++)
1392 ((int *)pr_globals)[i] = LittleLong (((int *)pr_globals)[i]);
1394 // moved edict_size calculation down here, below field adding code
1395 // LordHavoc: this no longer includes the edict_t header
1396 pr_edict_size = progs->entityfields * 4;
1397 pr_edictareasize = pr_edict_size * MAX_EDICTS;
1399 // LordHavoc: bounds check anything static
1400 for (i = 0,st = pr_statements;i < progs->numstatements;i++,st++)
1406 if ((unsigned short) st->a >= progs->numglobals || st->b + i < 0 || st->b + i >= progs->numstatements)
1407 Host_Error("PR_LoadProgs: out of bounds IF/IFNOT (statement %d)\n", i);
1410 if (st->a + i < 0 || st->a + i >= progs->numstatements)
1411 Host_Error("PR_LoadProgs: out of bounds GOTO (statement %d)\n", i);
1413 // global global global
1448 if ((unsigned short) st->a >= progs->numglobals || (unsigned short) st->b >= progs->numglobals || (unsigned short) st->c >= progs->numglobals)
1449 Host_Error("PR_LoadProgs: out of bounds global index (statement %d)\n", i);
1451 // global none global
1457 if ((unsigned short) st->a >= progs->numglobals || (unsigned short) st->c >= progs->numglobals)
1458 Host_Error("PR_LoadProgs: out of bounds global index (statement %d)\n", i);
1474 if ((unsigned short) st->a >= progs->numglobals || (unsigned short) st->b >= progs->numglobals)
1475 Host_Error("PR_LoadProgs: out of bounds global index (statement %d)\n", i);
1489 if ((unsigned short) st->a >= progs->numglobals)
1490 Host_Error("PR_LoadProgs: out of bounds global index (statement %d)\n", i);
1493 Host_Error("PR_LoadProgs: unknown opcode %d at statement %d\n", st->op, i);
1498 FindEdictFieldOffsets(); // LordHavoc: update field offset list
1499 PR_Execute_ProgsLoaded();
1504 void PR_Fields_f (void)
1506 int i, j, ednum, used, usedamount;
1508 char tempstring[5000], tempstring2[260], *name;
1514 Con_Print("no progs loaded\n");
1517 counts = Mem_Alloc(tempmempool, progs->numfielddefs * sizeof(int));
1518 for (ednum = 0;ednum < sv.max_edicts;ednum++)
1520 ed = EDICT_NUM(ednum);
1523 for (i = 1;i < progs->numfielddefs;i++)
1525 d = &pr_fielddefs[i];
1526 name = PR_GetString(d->s_name);
1527 if (name[strlen(name)-2] == '_')
1528 continue; // skip _x, _y, _z vars
1529 v = (int *)((char *)ed->v + d->ofs*4);
1530 // if the value is still all 0, skip the field
1531 for (j = 0;j < type_size[d->type & ~DEF_SAVEGLOBAL];j++)
1544 for (i = 0;i < progs->numfielddefs;i++)
1546 d = &pr_fielddefs[i];
1547 name = PR_GetString(d->s_name);
1548 if (name[strlen(name)-2] == '_')
1549 continue; // skip _x, _y, _z vars
1550 switch(d->type & ~DEF_SAVEGLOBAL)
1553 strlcat (tempstring, "string ", sizeof (tempstring));
1556 strlcat (tempstring, "entity ", sizeof (tempstring));
1559 strlcat (tempstring, "function ", sizeof (tempstring));
1562 strlcat (tempstring, "field ", sizeof (tempstring));
1565 strlcat (tempstring, "void ", sizeof (tempstring));
1568 strlcat (tempstring, "float ", sizeof (tempstring));
1571 strlcat (tempstring, "vector ", sizeof (tempstring));
1574 strlcat (tempstring, "pointer ", sizeof (tempstring));
1577 snprintf (tempstring2, sizeof (tempstring2), "bad type %i ", d->type & ~DEF_SAVEGLOBAL);
1578 strlcat (tempstring, tempstring2, sizeof (tempstring));
1581 if (strlen(name) > 256)
1583 memcpy(tempstring2, name, 256);
1584 tempstring2[256] = tempstring2[257] = tempstring2[258] = '.';
1585 tempstring2[259] = 0;
1588 strcat (tempstring, name);
1589 for (j = strlen(name);j < 25;j++)
1590 strcat(tempstring, " ");
1591 snprintf (tempstring2, sizeof (tempstring2), "%5d", counts[i]);
1592 strlcat (tempstring, tempstring2, sizeof (tempstring));
1593 strlcat (tempstring, "\n", sizeof (tempstring));
1594 if (strlen(tempstring) >= 4096)
1596 Con_Print(tempstring);
1602 usedamount += type_size[d->type & ~DEF_SAVEGLOBAL];
1606 Con_Printf("%i entity fields (%i in use), totalling %i bytes per edict (%i in use), %i edicts allocated, %i bytes total spent on edict fields (%i needed)\n", progs->entityfields, used, progs->entityfields * 4, usedamount * 4, sv.max_edicts, progs->entityfields * 4 * sv.max_edicts, usedamount * 4 * sv.max_edicts);
1609 void PR_Globals_f (void)
1614 Con_Print("no progs loaded\n");
1617 for (i = 0;i < progs->numglobaldefs;i++)
1618 Con_Printf("%s\n", PR_GetString(pr_globaldefs[i].s_name));
1619 Con_Printf("%i global variables, totalling %i bytes\n", progs->numglobals, progs->numglobals * 4);
1627 extern void PR_Cmd_Init(void);
1630 Cmd_AddCommand ("edict", ED_PrintEdict_f);
1631 Cmd_AddCommand ("edicts", ED_PrintEdicts);
1632 Cmd_AddCommand ("edictcount", ED_Count);
1633 Cmd_AddCommand ("edictset", ED_EdictSet_f);
1634 Cmd_AddCommand ("profile", PR_Profile_f);
1635 Cmd_AddCommand ("pr_fields", PR_Fields_f);
1636 Cmd_AddCommand ("pr_globals", PR_Globals_f);
1637 Cvar_RegisterVariable (&pr_checkextension);
1638 Cvar_RegisterVariable (&nomonsters);
1639 Cvar_RegisterVariable (&gamecfg);
1640 Cvar_RegisterVariable (&scratch1);
1641 Cvar_RegisterVariable (&scratch2);
1642 Cvar_RegisterVariable (&scratch3);
1643 Cvar_RegisterVariable (&scratch4);
1644 Cvar_RegisterVariable (&savedgamecfg);
1645 Cvar_RegisterVariable (&saved1);
1646 Cvar_RegisterVariable (&saved2);
1647 Cvar_RegisterVariable (&saved3);
1648 Cvar_RegisterVariable (&saved4);
1649 // LordHavoc: for DarkPlaces, this overrides the number of decors (shell casings, gibs, etc)
1650 Cvar_RegisterVariable (&decors);
1651 // LordHavoc: Nehahra uses these to pass data around cutscene demos
1652 if (gamemode == GAME_NEHAHRA)
1654 Cvar_RegisterVariable (&nehx00);Cvar_RegisterVariable (&nehx01);
1655 Cvar_RegisterVariable (&nehx02);Cvar_RegisterVariable (&nehx03);
1656 Cvar_RegisterVariable (&nehx04);Cvar_RegisterVariable (&nehx05);
1657 Cvar_RegisterVariable (&nehx06);Cvar_RegisterVariable (&nehx07);
1658 Cvar_RegisterVariable (&nehx08);Cvar_RegisterVariable (&nehx09);
1659 Cvar_RegisterVariable (&nehx10);Cvar_RegisterVariable (&nehx11);
1660 Cvar_RegisterVariable (&nehx12);Cvar_RegisterVariable (&nehx13);
1661 Cvar_RegisterVariable (&nehx14);Cvar_RegisterVariable (&nehx15);
1662 Cvar_RegisterVariable (&nehx16);Cvar_RegisterVariable (&nehx17);
1663 Cvar_RegisterVariable (&nehx18);Cvar_RegisterVariable (&nehx19);
1665 Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
1666 // LordHavoc: optional runtime bounds checking (speed drain, but worth it for security, on by default - breaks most QCCX features (used by CRMod and others))
1667 Cvar_RegisterVariable (&pr_boundscheck);
1668 Cvar_RegisterVariable (&pr_traceqc);
1670 progs_mempool = Mem_AllocPool("progs.dat", 0, NULL);
1671 edictstring_mempool = Mem_AllocPool("edict strings", 0, NULL);
1676 // LordHavoc: turned EDICT_NUM into a #define for speed reasons
1677 edict_t *EDICT_NUM_ERROR(int n, char *filename, int fileline)
1679 Host_Error ("EDICT_NUM: bad number %i (called at %s:%i)", n, filename, fileline);
1684 int NUM_FOR_EDICT_ERROR(edict_t *e)
1686 Host_Error ("NUM_FOR_EDICT: bad pointer %p (world is %p, entity number would be %i)", e, sv.edicts, e - sv.edicts);
1690 int NUM_FOR_EDICT(edict_t *e)
1694 if ((unsigned int)n >= MAX_EDICTS)
1695 Host_Error ("NUM_FOR_EDICT: bad pointer");
1699 //int NoCrash_NUM_FOR_EDICT(edict_t *e)
1701 // return e - sv.edicts;
1704 //#define EDICT_TO_PROG(e) ((qbyte *)(((edict_t *)e)->v) - (qbyte *)(sv.edictsfields))
1705 //#define PROG_TO_EDICT(e) (sv.edicts + ((e) / (progs->entityfields * 4)))
1706 int EDICT_TO_PROG(edict_t *e)
1710 if ((unsigned int)n >= (unsigned int)sv.max_edicts)
1711 Host_Error("EDICT_TO_PROG: invalid edict %8p (number %i compared to world at %8p)\n", e, n, sv.edicts);
1712 return n;// EXPERIMENTAL
1713 //return (qbyte *)e->v - (qbyte *)sv.edictsfields;
1715 edict_t *PROG_TO_EDICT(int n)
1717 if ((unsigned int)n >= (unsigned int)sv.max_edicts)
1718 Host_Error("PROG_TO_EDICT: invalid edict number %i\n", n);
1719 return sv.edicts + n; // EXPERIMENTAL
1720 //return sv.edicts + ((n) / (progs->entityfields * 4));