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 (void *base, ddef_t *key, const char *s);
45 cvar_t pr_checkextension = {0, "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
101 int eval_renderamt; // HalfLife support
102 int eval_rendermode; // HalfLife support
104 int eval_ammo_shells1;
105 int eval_ammo_nails1;
106 int eval_ammo_lava_nails;
107 int eval_ammo_rockets1;
108 int eval_ammo_multi_rockets;
109 int eval_ammo_cells1;
110 int eval_ammo_plasma;
112 int eval_pitch_speed;
113 int eval_viewmodelforclient;
114 int eval_nodrawtoclient;
115 int eval_exteriormodeltoclient;
116 int eval_drawonlytoclient;
120 int eval_punchvector;
122 int eval_clientcolors;
126 mfunction_t *SV_PlayerPhysicsQC;
127 mfunction_t *EndFrameQC;
128 //KrimZon - SERVER COMMANDS IN QUAKEC
129 mfunction_t *SV_ParseClientCommandQC;
131 int FindFieldOffset(const char *field)
134 d = ED_FindField(field);
140 void FindEdictFieldOffsets(void)
142 eval_gravity = FindFieldOffset("gravity");
143 eval_button3 = FindFieldOffset("button3");
144 eval_button4 = FindFieldOffset("button4");
145 eval_button5 = FindFieldOffset("button5");
146 eval_button6 = FindFieldOffset("button6");
147 eval_button7 = FindFieldOffset("button7");
148 eval_button8 = FindFieldOffset("button8");
149 eval_glow_size = FindFieldOffset("glow_size");
150 eval_glow_trail = FindFieldOffset("glow_trail");
151 eval_glow_color = FindFieldOffset("glow_color");
152 eval_items2 = FindFieldOffset("items2");
153 eval_scale = FindFieldOffset("scale");
154 eval_alpha = FindFieldOffset("alpha");
155 eval_renderamt = FindFieldOffset("renderamt"); // HalfLife support
156 eval_rendermode = FindFieldOffset("rendermode"); // HalfLife support
157 eval_fullbright = FindFieldOffset("fullbright");
158 eval_ammo_shells1 = FindFieldOffset("ammo_shells1");
159 eval_ammo_nails1 = FindFieldOffset("ammo_nails1");
160 eval_ammo_lava_nails = FindFieldOffset("ammo_lava_nails");
161 eval_ammo_rockets1 = FindFieldOffset("ammo_rockets1");
162 eval_ammo_multi_rockets = FindFieldOffset("ammo_multi_rockets");
163 eval_ammo_cells1 = FindFieldOffset("ammo_cells1");
164 eval_ammo_plasma = FindFieldOffset("ammo_plasma");
165 eval_idealpitch = FindFieldOffset("idealpitch");
166 eval_pitch_speed = FindFieldOffset("pitch_speed");
167 eval_viewmodelforclient = FindFieldOffset("viewmodelforclient");
168 eval_nodrawtoclient = FindFieldOffset("nodrawtoclient");
169 eval_exteriormodeltoclient = FindFieldOffset("exteriormodeltoclient");
170 eval_drawonlytoclient = FindFieldOffset("drawonlytoclient");
171 eval_ping = FindFieldOffset("ping");
172 eval_movement = FindFieldOffset("movement");
173 eval_pmodel = FindFieldOffset("pmodel");
174 eval_punchvector = FindFieldOffset("punchvector");
175 eval_viewzoom = FindFieldOffset("viewzoom");
176 eval_clientcolors = FindFieldOffset("clientcolors");
177 eval_tag_entity = FindFieldOffset("tag_entity");
178 eval_tag_index = FindFieldOffset("tag_index");
180 // LordHavoc: allowing QuakeC to override the player movement code
181 SV_PlayerPhysicsQC = ED_FindFunction ("SV_PlayerPhysics");
182 // LordHavoc: support for endframe
183 EndFrameQC = ED_FindFunction ("EndFrame");
184 //KrimZon - SERVER COMMANDS IN QUAKEC
185 SV_ParseClientCommandQC = ED_FindFunction ("SV_ParseClientCommand");
192 Sets everything to NULL
195 void ED_ClearEdict (edict_t *e)
198 memset (e->v, 0, progs->entityfields * 4);
200 // LordHavoc: for consistency set these here
201 num = NUM_FOR_EDICT(e) - 1;
202 if (num >= 0 && num < MAX_SCOREBOARD && svs.connectedclients[num])
204 e->v->colormap = num + 1;
205 e->v->team = (svs.connectedclients[num]->colors & 15) + 1;
206 e->v->netname = PR_SetString(svs.connectedclients[num]->name);
214 Either finds a free edict, or allocates a new one.
215 Try to avoid reusing an entity that was recently freed, because it
216 can cause the client to think the entity morphed into something else
217 instead of being removed and recreated, which can cause interpolated
218 angles and bad trails.
221 edict_t *ED_Alloc (void)
226 for (i = MAX_SCOREBOARD + 1;i < sv.num_edicts;i++)
229 // the first couple seconds of server time can involve a lot of
230 // freeing and allocating, so relax the replacement policy
231 if (e->e->free && ( e->e->freetime < 2 || sv.time - e->e->freetime > 0.5 ) )
239 Host_Error ("ED_Alloc: no free edicts");
242 if (sv.num_edicts >= sv.max_edicts)
254 Marks the edict as free
255 FIXME: walk all entities and NULL out references to this entity
258 void ED_Free (edict_t *ed)
260 SV_UnlinkEdict (ed); // unlink from world bsp
264 ed->v->takedamage = 0;
265 ed->v->modelindex = 0;
269 VectorClear(ed->v->origin);
270 VectorClear(ed->v->angles);
271 ed->v->nextthink = -1;
274 ed->e->freetime = sv.time;
277 //===========================================================================
284 ddef_t *ED_GlobalAtOfs (int ofs)
289 for (i=0 ; i<progs->numglobaldefs ; i++)
291 def = &pr_globaldefs[i];
303 ddef_t *ED_FieldAtOfs (int ofs)
308 for (i=0 ; i<progs->numfielddefs ; i++)
310 def = &pr_fielddefs[i];
322 ddef_t *ED_FindField (const char *name)
327 for (i=0 ; i<progs->numfielddefs ; i++)
329 def = &pr_fielddefs[i];
330 if (!strcmp(PR_GetString(def->s_name), name))
341 ddef_t *ED_FindGlobal (const char *name)
346 for (i=0 ; i<progs->numglobaldefs ; i++)
348 def = &pr_globaldefs[i];
349 if (!strcmp(PR_GetString(def->s_name), name))
361 mfunction_t *ED_FindFunction (const char *name)
366 for (i=0 ; i<progs->numfunctions ; i++)
368 func = &pr_functions[i];
369 if (!strcmp(PR_GetString(func->s_name), name))
380 Returns a string describing *data in a type specific manner
383 int NoCrash_NUM_FOR_EDICT(edict_t *e);
384 char *PR_ValueString (etype_t type, eval_t *val)
386 static char line[1024]; // LordHavoc: enlarged a bit (was 256)
391 type &= ~DEF_SAVEGLOBAL;
396 sprintf (line, "%s", PR_GetString(val->string));
399 //n = NoCrash_NUM_FOR_EDICT(PROG_TO_EDICT(val->edict));
401 if (n < 0 || n >= MAX_EDICTS)
402 sprintf (line, "entity %i (invalid!)", n);
404 sprintf (line, "entity %i", n);
407 f = pr_functions + val->function;
408 sprintf (line, "%s()", PR_GetString(f->s_name));
411 def = ED_FieldAtOfs ( val->_int );
412 sprintf (line, ".%s", PR_GetString(def->s_name));
415 sprintf (line, "void");
418 // LordHavoc: changed from %5.1f to %10.4f
419 sprintf (line, "%10.4f", val->_float);
422 // LordHavoc: changed from %5.1f to %10.4f
423 sprintf (line, "'%10.4f %10.4f %10.4f'", val->vector[0], val->vector[1], val->vector[2]);
426 sprintf (line, "pointer");
429 sprintf (line, "bad type %i", type);
440 Returns a string describing *data in a type specific manner
441 Easier to parse than PR_ValueString
444 char *PR_UglyValueString (etype_t type, eval_t *val)
446 static char line[4096];
452 type &= ~DEF_SAVEGLOBAL;
457 sprintf (line, "%s", PR_GetString(val->string));
460 sprintf (line, "%i", NUM_FOR_EDICT(PROG_TO_EDICT(val->edict)));
463 f = pr_functions + val->function;
464 sprintf (line, "%s", PR_GetString(f->s_name));
467 def = ED_FieldAtOfs ( val->_int );
468 // LordHavoc: parse the string a bit to turn special characters
469 // (like newline, specifically) into escape codes,
470 // this fixes saving games from various mods
471 //sprintf (line, "%s", PR_GetString(def->s_name));
472 s = PR_GetString(def->s_name);
473 for (i = 0;i < 4095 && *s;)
492 sprintf (line, "void");
495 sprintf (line, "%f", val->_float);
498 sprintf (line, "%f %f %f", val->vector[0], val->vector[1], val->vector[2]);
501 sprintf (line, "bad type %i", type);
512 Returns a string with a description and the contents of a global,
513 padded to 20 field width
516 char *PR_GlobalString (int ofs)
522 static char line[128];
524 val = (void *)&pr_globals[ofs];
525 def = ED_GlobalAtOfs(ofs);
527 sprintf (line,"%i(?)", ofs);
530 s = PR_ValueString (def->type, val);
531 sprintf (line,"%i(%s)%s", ofs, PR_GetString(def->s_name), s);
542 char *PR_GlobalStringNoContents (int ofs)
546 static char line[128];
548 def = ED_GlobalAtOfs(ofs);
550 sprintf (line,"%i(?)", ofs);
552 sprintf (line,"%i(%s)", ofs, PR_GetString(def->s_name));
570 // LordHavoc: optimized this to print out much more quickly (tempstring)
571 // LordHavoc: changed to print out every 4096 characters (incase there are a lot of fields to print)
572 void ED_Print (edict_t *ed)
580 char tempstring[8192], tempstring2[260]; // temporary string buffers
584 Con_Printf ("FREE\n");
589 sprintf(tempstring, "\nEDICT %i:\n", NUM_FOR_EDICT(ed));
590 for (i=1 ; i<progs->numfielddefs ; i++)
592 d = &pr_fielddefs[i];
593 name = PR_GetString(d->s_name);
594 if (name[strlen(name)-2] == '_')
595 continue; // skip _x, _y, _z vars
597 v = (int *)((char *)ed->v + d->ofs*4);
599 // if the value is still all 0, skip the field
600 type = d->type & ~DEF_SAVEGLOBAL;
602 for (j=0 ; j<type_size[type] ; j++)
605 if (j == type_size[type])
608 if (strlen(name) > 256)
610 strncpy(tempstring2, name, 256);
611 tempstring2[256] = tempstring2[257] = tempstring2[258] = '.';
612 tempstring2[259] = 0;
615 strcat(tempstring, name);
616 for (l = strlen(name);l < 14;l++)
617 strcat(tempstring, " ");
618 strcat(tempstring, " ");
620 name = PR_ValueString(d->type, (eval_t *)v);
621 if (strlen(name) > 256)
623 strncpy(tempstring2, name, 256);
624 tempstring2[256] = tempstring2[257] = tempstring2[258] = '.';
625 tempstring2[259] = 0;
628 strcat(tempstring, name);
629 strcat(tempstring, "\n");
630 if (strlen(tempstring) >= 4096)
632 Con_Printf("%s", tempstring);
637 Con_Printf("%s", tempstring);
647 void ED_Write (qfile_t *f, edict_t *ed)
655 FS_Printf (f, "{\n");
659 FS_Printf (f, "}\n");
663 for (i=1 ; i<progs->numfielddefs ; i++)
665 d = &pr_fielddefs[i];
666 name = PR_GetString(d->s_name);
667 if (name[strlen(name)-2] == '_')
668 continue; // skip _x, _y, _z vars
670 v = (int *)((char *)ed->v + d->ofs*4);
672 // if the value is still all 0, skip the field
673 type = d->type & ~DEF_SAVEGLOBAL;
674 for (j=0 ; j<type_size[type] ; j++)
677 if (j == type_size[type])
680 FS_Printf (f,"\"%s\" ",name);
681 FS_Printf (f,"\"%s\"\n", PR_UglyValueString(d->type, (eval_t *)v));
684 FS_Printf (f, "}\n");
687 void ED_PrintNum (int ent)
689 ED_Print (EDICT_NUM(ent));
696 For debugging, prints all the entities in the current server
699 void ED_PrintEdicts (void)
703 Con_Printf ("%i entities\n", sv.num_edicts);
704 for (i=0 ; i<sv.num_edicts ; i++)
712 For debugging, prints a single edict
715 void ED_PrintEdict_f (void)
719 i = atoi (Cmd_Argv(1));
720 if (i >= sv.num_edicts)
722 Con_Printf("Bad edict number\n");
739 int active, models, solid, step;
741 active = models = solid = step = 0;
742 for (i=0 ; i<sv.num_edicts ; i++)
752 if (ent->v->movetype == MOVETYPE_STEP)
756 Con_Printf ("num_edicts:%3i\n", sv.num_edicts);
757 Con_Printf ("active :%3i\n", active);
758 Con_Printf ("view :%3i\n", models);
759 Con_Printf ("touch :%3i\n", solid);
760 Con_Printf ("step :%3i\n", step);
765 ==============================================================================
769 FIXME: need to tag constants, doesn't really work
770 ==============================================================================
778 void ED_WriteGlobals (qfile_t *f)
786 for (i=0 ; i<progs->numglobaldefs ; i++)
788 def = &pr_globaldefs[i];
790 if ( !(def->type & DEF_SAVEGLOBAL) )
792 type &= ~DEF_SAVEGLOBAL;
794 if (type != ev_string && type != ev_float && type != ev_entity)
797 name = PR_GetString(def->s_name);
798 FS_Printf (f,"\"%s\" ", name);
799 FS_Printf (f,"\"%s\"\n", PR_UglyValueString(type, (eval_t *)&pr_globals[def->ofs]));
809 void ED_ParseGlobals (const char *data)
811 char keyname[1024]; // LordHavoc: good idea? bad idea? was 64
817 if (!COM_ParseToken(&data, false))
818 Host_Error ("ED_ParseEntity: EOF without closing brace");
819 if (com_token[0] == '}')
822 strcpy (keyname, com_token);
825 if (!COM_ParseToken(&data, false))
826 Host_Error ("ED_ParseEntity: EOF without closing brace");
828 if (com_token[0] == '}')
829 Host_Error ("ED_ParseEntity: closing brace without data");
831 key = ED_FindGlobal (keyname);
834 Con_DPrintf ("'%s' is not a global\n", keyname);
838 if (!ED_ParseEpair ((void *)pr_globals, key, com_token))
839 Host_Error ("ED_ParseGlobals: parse error");
843 //============================================================================
851 char *ED_NewString (const char *string)
856 l = strlen(string) + 1;
857 new = Mem_Alloc(edictstring_mempool, l);
860 for (i=0 ; i< l ; i++)
862 if (string[i] == '\\' && i < l-1)
865 if (string[i] == 'n')
871 *new_p++ = string[i];
882 Can parse either fields or globals
883 returns false if error
886 qboolean ED_ParseEpair (void *base, ddef_t *key, const char *s)
895 d = (void *)((int *)base + key->ofs);
897 switch (key->type & ~DEF_SAVEGLOBAL)
900 *(string_t *)d = PR_SetString(ED_NewString(s));
904 *(float *)d = atof (s);
911 for (i=0 ; i<3 ; i++)
913 while (*v && *v != ' ')
916 ((float *)d)[i] = atof (w);
923 if (i < 0 || i >= MAX_EDICTS)
924 Con_DPrintf("ED_ParseEpair: ev_entity reference too large (edict %i >= MAX_EDICTS %i)\n", i, MAX_EDICTS);
925 while (i >= sv.max_edicts)
927 *(int *)d = EDICT_TO_PROG(EDICT_NUM(i));
931 def = ED_FindField (s);
934 // LordHavoc: don't warn about worldspawn sky/fog fields because they don't require mod support
935 if (strcmp(s, "sky") && strcmp(s, "fog") && strncmp(s, "fog_", 4) && strcmp(s, "farclip"))
936 Con_DPrintf ("Can't find field %s\n", s);
939 *(int *)d = G_INT(def->ofs);
943 func = ED_FindFunction (s);
946 Con_DPrintf ("Can't find function %s\n", s);
949 *(func_t *)d = func - pr_functions;
962 Parses an edict out of the given string, returning the new position
963 ed should be a properly initialized empty edict.
964 Used for initial level load and for savegames.
967 const char *ED_ParseEdict (const char *data, edict_t *ent)
978 if (ent != sv.edicts) // hack
979 memset (ent->v, 0, progs->entityfields * 4);
981 // go through all the dictionary pairs
985 if (!COM_ParseToken(&data, false))
986 Host_Error ("ED_ParseEntity: EOF without closing brace");
987 if (com_token[0] == '}')
990 // anglehack is to allow QuakeEd to write single scalar angles
991 // and allow them to be turned into vectors. (FIXME...)
992 if (!strcmp(com_token, "angle"))
994 strcpy (com_token, "angles");
1000 // FIXME: change light to _light to get rid of this hack
1001 if (!strcmp(com_token, "light"))
1002 strcpy (com_token, "light_lev"); // hack for single light def
1004 strcpy (keyname, com_token);
1006 // another hack to fix heynames with trailing spaces
1007 n = strlen(keyname);
1008 while (n && keyname[n-1] == ' ')
1015 if (!COM_ParseToken(&data, false))
1016 Host_Error ("ED_ParseEntity: EOF without closing brace");
1018 if (com_token[0] == '}')
1019 Host_Error ("ED_ParseEntity: closing brace without data");
1023 // keynames with a leading underscore are used for utility comments,
1024 // and are immediately discarded by quake
1025 if (keyname[0] == '_')
1028 key = ED_FindField (keyname);
1031 Con_DPrintf ("'%s' is not a field\n", keyname);
1038 strcpy (temp, com_token);
1039 sprintf (com_token, "0 %s 0", temp);
1042 if (!ED_ParseEpair ((void *)ent->v, key, com_token))
1043 Host_Error ("ED_ParseEdict: parse error");
1047 ent->e->free = true;
1057 The entities are directly placed in the array, rather than allocated with
1058 ED_Alloc, because otherwise an error loading the map would have entity
1059 number references out of order.
1061 Creates a server's entity / program execution context by
1062 parsing textual entity definitions out of an ent file.
1064 Used for both fresh maps and savegame loads. A fresh map would also need
1065 to call ED_CallSpawnFunctions () to let the objects initialize themselves.
1068 void ED_LoadFromFile (const char *data)
1071 int parsed, inhibited, spawned, died;
1079 pr_global_struct->time = sv.time;
1084 // parse the opening brace
1085 if (!COM_ParseToken(&data, false))
1087 if (com_token[0] != '{')
1088 Host_Error ("ED_LoadFromFile: found %s when expecting {",com_token);
1094 data = ED_ParseEdict (data, ent);
1097 // remove things from different skill levels or deathmatch
1098 if (deathmatch.integer)
1100 if (((int)ent->v->spawnflags & SPAWNFLAG_NOT_DEATHMATCH))
1107 else if ((current_skill == 0 && ((int)ent->v->spawnflags & SPAWNFLAG_NOT_EASY ))
1108 || (current_skill == 1 && ((int)ent->v->spawnflags & SPAWNFLAG_NOT_MEDIUM))
1109 || (current_skill >= 2 && ((int)ent->v->spawnflags & SPAWNFLAG_NOT_HARD )))
1117 // immediately call spawn function
1119 if (!ent->v->classname)
1121 Con_Printf ("No classname for:\n");
1127 // look for the spawn function
1128 func = ED_FindFunction (PR_GetString(ent->v->classname));
1132 if (developer.integer) // don't confuse non-developers with errors
1134 Con_Printf ("No spawn function for:\n");
1141 pr_global_struct->self = EDICT_TO_PROG(ent);
1142 PR_ExecuteProgram (func - pr_functions, "");
1148 Con_DPrintf ("%i entities parsed, %i inhibited, %i spawned (%i removed self, %i stayed)\n", parsed, inhibited, spawned, died, spawned - died);
1152 typedef struct dpfield_s
1159 #define DPFIELDS (sizeof(dpfields) / sizeof(dpfield_t))
1161 dpfield_t dpfields[] =
1163 {ev_float, "gravity"},
1164 {ev_float, "button3"},
1165 {ev_float, "button4"},
1166 {ev_float, "button5"},
1167 {ev_float, "button6"},
1168 {ev_float, "button7"},
1169 {ev_float, "button8"},
1170 {ev_float, "glow_size"},
1171 {ev_float, "glow_trail"},
1172 {ev_float, "glow_color"},
1173 {ev_float, "items2"},
1174 {ev_float, "scale"},
1175 {ev_float, "alpha"},
1176 {ev_float, "renderamt"},
1177 {ev_float, "rendermode"},
1178 {ev_float, "fullbright"},
1179 {ev_float, "ammo_shells1"},
1180 {ev_float, "ammo_nails1"},
1181 {ev_float, "ammo_lava_nails"},
1182 {ev_float, "ammo_rockets1"},
1183 {ev_float, "ammo_multi_rockets"},
1184 {ev_float, "ammo_cells1"},
1185 {ev_float, "ammo_plasma"},
1186 {ev_float, "idealpitch"},
1187 {ev_float, "pitch_speed"},
1188 {ev_entity, "viewmodelforclient"},
1189 {ev_entity, "nodrawtoclient"},
1190 {ev_entity, "exteriormodeltoclient"},
1191 {ev_entity, "drawonlytoclient"},
1193 {ev_vector, "movement"},
1194 {ev_float, "pmodel"},
1195 {ev_vector, "punchvector"},
1196 {ev_float, "clientcolors"},
1197 {ev_entity, "tag_entity"},
1198 {ev_float, "tag_index"}
1206 extern void PR_Cmd_Reset (void);
1207 void PR_LoadProgs (void)
1211 ddef_t *infielddefs;
1213 dfunction_t *dfunctions;
1215 // flush the non-C variable lookup cache
1216 for (i=0 ; i<GEFV_CACHESIZE ; i++)
1217 gefvCache[i].field[0] = 0;
1219 Mem_EmptyPool(progs_mempool);
1220 Mem_EmptyPool(edictstring_mempool);
1222 temp = FS_LoadFile ("progs.dat", false);
1224 Host_Error ("PR_LoadProgs: couldn't load progs.dat");
1226 progs = (dprograms_t *)Mem_Alloc(progs_mempool, fs_filesize);
1228 memcpy(progs, temp, fs_filesize);
1231 Con_DPrintf ("Programs occupy %iK.\n", fs_filesize/1024);
1233 pr_crc = CRC_Block((qbyte *)progs, fs_filesize);
1235 // byte swap the header
1236 for (i = 0;i < (int) sizeof(*progs) / 4;i++)
1237 ((int *)progs)[i] = LittleLong ( ((int *)progs)[i] );
1239 if (progs->version != PROG_VERSION)
1240 Host_Error ("progs.dat has wrong version number (%i should be %i)", progs->version, PROG_VERSION);
1241 if (progs->crc != PROGHEADER_CRC)
1242 Host_Error ("progs.dat system vars have been modified, progdefs.h is out of date");
1244 //pr_functions = (dfunction_t *)((qbyte *)progs + progs->ofs_functions);
1245 dfunctions = (dfunction_t *)((qbyte *)progs + progs->ofs_functions);
1246 pr_strings = (char *)progs + progs->ofs_strings;
1247 pr_globaldefs = (ddef_t *)((qbyte *)progs + progs->ofs_globaldefs);
1249 // we need to expand the fielddefs list to include all the engine fields,
1250 // so allocate a new place for it
1251 infielddefs = (ddef_t *)((qbyte *)progs + progs->ofs_fielddefs);
1252 pr_fielddefs = Mem_Alloc(progs_mempool, (progs->numfielddefs + DPFIELDS) * sizeof(ddef_t));
1254 pr_statements = (dstatement_t *)((qbyte *)progs + progs->ofs_statements);
1256 // moved edict_size calculation down below field adding code
1258 pr_global_struct = (globalvars_t *)((qbyte *)progs + progs->ofs_globals);
1259 pr_globals = (float *)pr_global_struct;
1261 // byte swap the lumps
1262 for (i=0 ; i<progs->numstatements ; i++)
1264 pr_statements[i].op = LittleShort(pr_statements[i].op);
1265 pr_statements[i].a = LittleShort(pr_statements[i].a);
1266 pr_statements[i].b = LittleShort(pr_statements[i].b);
1267 pr_statements[i].c = LittleShort(pr_statements[i].c);
1270 pr_functions = Mem_Alloc(progs_mempool, sizeof(mfunction_t) * progs->numfunctions);
1271 for (i = 0;i < progs->numfunctions;i++)
1273 pr_functions[i].first_statement = LittleLong (dfunctions[i].first_statement);
1274 pr_functions[i].parm_start = LittleLong (dfunctions[i].parm_start);
1275 pr_functions[i].s_name = LittleLong (dfunctions[i].s_name);
1276 pr_functions[i].s_file = LittleLong (dfunctions[i].s_file);
1277 pr_functions[i].numparms = LittleLong (dfunctions[i].numparms);
1278 pr_functions[i].locals = LittleLong (dfunctions[i].locals);
1279 memcpy(pr_functions[i].parm_size, dfunctions[i].parm_size, sizeof(dfunctions[i].parm_size));
1282 for (i=0 ; i<progs->numglobaldefs ; i++)
1284 pr_globaldefs[i].type = LittleShort (pr_globaldefs[i].type);
1285 pr_globaldefs[i].ofs = LittleShort (pr_globaldefs[i].ofs);
1286 pr_globaldefs[i].s_name = LittleLong (pr_globaldefs[i].s_name);
1289 // copy the progs fields to the new fields list
1290 for (i = 0;i < progs->numfielddefs;i++)
1292 pr_fielddefs[i].type = LittleShort (infielddefs[i].type);
1293 if (pr_fielddefs[i].type & DEF_SAVEGLOBAL)
1294 Host_Error ("PR_LoadProgs: pr_fielddefs[i].type & DEF_SAVEGLOBAL");
1295 pr_fielddefs[i].ofs = LittleShort (infielddefs[i].ofs);
1296 pr_fielddefs[i].s_name = LittleLong (infielddefs[i].s_name);
1299 // append the darkplaces fields
1300 for (i = 0;i < (int) DPFIELDS;i++)
1302 pr_fielddefs[progs->numfielddefs].type = dpfields[i].type;
1303 pr_fielddefs[progs->numfielddefs].ofs = progs->entityfields;
1304 pr_fielddefs[progs->numfielddefs].s_name = PR_SetString(dpfields[i].string);
1305 if (pr_fielddefs[progs->numfielddefs].type == ev_vector)
1306 progs->entityfields += 3;
1308 progs->entityfields++;
1309 progs->numfielddefs++;
1312 for (i=0 ; i<progs->numglobals ; i++)
1313 ((int *)pr_globals)[i] = LittleLong (((int *)pr_globals)[i]);
1315 // moved edict_size calculation down here, below field adding code
1316 // LordHavoc: this no longer includes the edict_t header
1317 pr_edict_size = progs->entityfields * 4;
1318 pr_edictareasize = pr_edict_size * MAX_EDICTS;
1320 // LordHavoc: bounds check anything static
1321 for (i = 0,st = pr_statements;i < progs->numstatements;i++,st++)
1327 if ((unsigned short) st->a >= progs->numglobals || st->b + i < 0 || st->b + i >= progs->numstatements)
1328 Host_Error("PR_LoadProgs: out of bounds IF/IFNOT (statement %d)\n", i);
1331 if (st->a + i < 0 || st->a + i >= progs->numstatements)
1332 Host_Error("PR_LoadProgs: out of bounds GOTO (statement %d)\n", i);
1334 // global global global
1369 if ((unsigned short) st->a >= progs->numglobals || (unsigned short) st->b >= progs->numglobals || (unsigned short) st->c >= progs->numglobals)
1370 Host_Error("PR_LoadProgs: out of bounds global index (statement %d)\n", i);
1372 // global none global
1378 if ((unsigned short) st->a >= progs->numglobals || (unsigned short) st->c >= progs->numglobals)
1379 Host_Error("PR_LoadProgs: out of bounds global index (statement %d)\n", i);
1395 if ((unsigned short) st->a >= progs->numglobals || (unsigned short) st->b >= progs->numglobals)
1396 Host_Error("PR_LoadProgs: out of bounds global index (statement %d)\n", i);
1410 if ((unsigned short) st->a >= progs->numglobals)
1411 Host_Error("PR_LoadProgs: out of bounds global index (statement %d)\n", i);
1414 Host_Error("PR_LoadProgs: unknown opcode %d at statement %d\n", st->op, i);
1419 FindEdictFieldOffsets(); // LordHavoc: update field offset list
1420 PR_Execute_ProgsLoaded();
1425 void PR_Fields_f (void)
1427 int i, j, ednum, used, usedamount;
1429 char tempstring[5000], tempstring2[260], *name;
1435 Con_Printf("no progs loaded\n");
1438 counts = Mem_Alloc(tempmempool, progs->numfielddefs * sizeof(int));
1439 for (ednum = 0;ednum < MAX_EDICTS;ednum++)
1441 ed = EDICT_NUM(ednum);
1444 for (i = 1;i < progs->numfielddefs;i++)
1446 d = &pr_fielddefs[i];
1447 name = PR_GetString(d->s_name);
1448 if (name[strlen(name)-2] == '_')
1449 continue; // skip _x, _y, _z vars
1450 v = (int *)((char *)ed->v + d->ofs*4);
1451 // if the value is still all 0, skip the field
1452 for (j = 0;j < type_size[d->type & ~DEF_SAVEGLOBAL];j++)
1465 for (i = 0;i < progs->numfielddefs;i++)
1467 d = &pr_fielddefs[i];
1468 name = PR_GetString(d->s_name);
1469 if (name[strlen(name)-2] == '_')
1470 continue; // skip _x, _y, _z vars
1471 switch(d->type & ~DEF_SAVEGLOBAL)
1474 strcat(tempstring, "string ");
1477 strcat(tempstring, "entity ");
1480 strcat(tempstring, "function ");
1483 strcat(tempstring, "field ");
1486 strcat(tempstring, "void ");
1489 strcat(tempstring, "float ");
1492 strcat(tempstring, "vector ");
1495 strcat(tempstring, "pointer ");
1498 sprintf (tempstring2, "bad type %i ", d->type & ~DEF_SAVEGLOBAL);
1499 strcat(tempstring, tempstring2);
1502 if (strlen(name) > 256)
1504 strncpy(tempstring2, name, 256);
1505 tempstring2[256] = tempstring2[257] = tempstring2[258] = '.';
1506 tempstring2[259] = 0;
1509 strcat(tempstring, name);
1510 for (j = strlen(name);j < 25;j++)
1511 strcat(tempstring, " ");
1512 sprintf(tempstring2, "%5d", counts[i]);
1513 strcat(tempstring, tempstring2);
1514 strcat(tempstring, "\n");
1515 if (strlen(tempstring) >= 4096)
1517 Con_Printf("%s", tempstring);
1523 usedamount += type_size[d->type & ~DEF_SAVEGLOBAL];
1527 Con_Printf("%i entity fields (%i in use), totalling %i bytes per edict (%i in use), %i edicts, %i bytes total spent on edict fields (%i needed)\n", progs->entityfields, used, progs->entityfields * 4, usedamount * 4, MAX_EDICTS, progs->entityfields * 4 * MAX_EDICTS, usedamount * 4 * MAX_EDICTS);
1530 void PR_Globals_f (void)
1535 Con_Printf("no progs loaded\n");
1538 for (i = 0;i < progs->numglobaldefs;i++)
1539 Con_Printf("%s\n", PR_GetString(pr_globaldefs[i].s_name));
1540 Con_Printf("%i global variables, totalling %i bytes\n", progs->numglobals, progs->numglobals * 4);
1548 extern void PR_Cmd_Init(void);
1551 Cmd_AddCommand ("edict", ED_PrintEdict_f);
1552 Cmd_AddCommand ("edicts", ED_PrintEdicts);
1553 Cmd_AddCommand ("edictcount", ED_Count);
1554 Cmd_AddCommand ("profile", PR_Profile_f);
1555 Cmd_AddCommand ("pr_fields", PR_Fields_f);
1556 Cmd_AddCommand ("pr_globals", PR_Globals_f);
1557 Cvar_RegisterVariable (&pr_checkextension);
1558 Cvar_RegisterVariable (&nomonsters);
1559 Cvar_RegisterVariable (&gamecfg);
1560 Cvar_RegisterVariable (&scratch1);
1561 Cvar_RegisterVariable (&scratch2);
1562 Cvar_RegisterVariable (&scratch3);
1563 Cvar_RegisterVariable (&scratch4);
1564 Cvar_RegisterVariable (&savedgamecfg);
1565 Cvar_RegisterVariable (&saved1);
1566 Cvar_RegisterVariable (&saved2);
1567 Cvar_RegisterVariable (&saved3);
1568 Cvar_RegisterVariable (&saved4);
1569 // LordHavoc: for DarkPlaces, this overrides the number of decors (shell casings, gibs, etc)
1570 Cvar_RegisterVariable (&decors);
1571 // LordHavoc: Nehahra uses these to pass data around cutscene demos
1572 if (gamemode == GAME_NEHAHRA)
1574 Cvar_RegisterVariable (&nehx00);Cvar_RegisterVariable (&nehx01);
1575 Cvar_RegisterVariable (&nehx02);Cvar_RegisterVariable (&nehx03);
1576 Cvar_RegisterVariable (&nehx04);Cvar_RegisterVariable (&nehx05);
1577 Cvar_RegisterVariable (&nehx06);Cvar_RegisterVariable (&nehx07);
1578 Cvar_RegisterVariable (&nehx08);Cvar_RegisterVariable (&nehx09);
1579 Cvar_RegisterVariable (&nehx10);Cvar_RegisterVariable (&nehx11);
1580 Cvar_RegisterVariable (&nehx12);Cvar_RegisterVariable (&nehx13);
1581 Cvar_RegisterVariable (&nehx14);Cvar_RegisterVariable (&nehx15);
1582 Cvar_RegisterVariable (&nehx16);Cvar_RegisterVariable (&nehx17);
1583 Cvar_RegisterVariable (&nehx18);Cvar_RegisterVariable (&nehx19);
1585 Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
1586 // LordHavoc: optional runtime bounds checking (speed drain, but worth it for security, on by default - breaks most QCCX features (used by CRMod and others))
1587 Cvar_RegisterVariable (&pr_boundscheck);
1588 Cvar_RegisterVariable (&pr_traceqc);
1590 progs_mempool = Mem_AllocPool("progs.dat");
1591 edictstring_mempool = Mem_AllocPool("edict strings");
1596 // LordHavoc: turned EDICT_NUM into a #define for speed reasons
1597 edict_t *EDICT_NUM_ERROR(int n, char *filename, int fileline)
1599 Host_Error ("EDICT_NUM: bad number %i (called at %s:%i)", n, filename, fileline);
1604 int NUM_FOR_EDICT_ERROR(edict_t *e)
1606 Host_Error ("NUM_FOR_EDICT: bad pointer %p (world is %p, entity number would be %i)", e, sv.edicts, e - sv.edicts);
1610 int NUM_FOR_EDICT(edict_t *e)
1614 if ((unsigned int)n >= MAX_EDICTS)
1615 Host_Error ("NUM_FOR_EDICT: bad pointer");
1619 //int NoCrash_NUM_FOR_EDICT(edict_t *e)
1621 // return e - sv.edicts;
1624 //#define EDICT_TO_PROG(e) ((qbyte *)(((edict_t *)e)->v) - (qbyte *)(sv.edictsfields))
1625 //#define PROG_TO_EDICT(e) (sv.edicts + ((e) / (progs->entityfields * 4)))
1626 int EDICT_TO_PROG(edict_t *e)
1630 if ((unsigned int)n >= (unsigned int)sv.max_edicts)
1631 Host_Error("EDICT_TO_PROG: invalid edict %8p (number %i compared to world at %8p)\n", e, n, sv.edicts);
1632 return n;// EXPERIMENTAL
1633 //return (qbyte *)e->v - (qbyte *)sv.edictsfields;
1635 edict_t *PROG_TO_EDICT(int n)
1637 if ((unsigned int)n >= (unsigned int)sv.max_edicts)
1638 Host_Error("PROG_TO_EDICT: invalid edict number %i\n", n);
1639 return sv.edicts + n; // EXPERIMENTAL
1640 //return sv.edicts + ((n) / (progs->entityfields * 4));