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quakeforge-old/common/pr_edict.c
Anton E. Gavrilov cefeaf6ecf Single player support
2000-03-19 23:53:52 +00:00

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/*
pr_edict.c - entity dictionary
Copyright (C) 1996-1997 Id Software, Inc.
Copyright (C) 1999,2000 contributors of the QuakeForge project
Portions Copyright (C) 1999,2000 Nelson Rush.
Please see the file "AUTHORS" for a list of contributors
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <ctype.h>
#include <quakedef.h>
#include <qtypes.h>
#include <net.h>
#include <cmd.h>
#include <sys.h>
#include <console.h>
#include <protocol.h>
#include <server.h>
#include <phys.h>
#include <mathlib.h>
#include <world.h>
#include <crc.h>
dprograms_t *progs;
dfunction_t *pr_functions;
char *pr_strings;
ddef_t *pr_fielddefs;
ddef_t *pr_globaldefs;
dstatement_t *pr_statements;
globalvars_t *pr_global_struct;
float *pr_globals; // same as pr_global_struct
int pr_edict_size; // in bytes
#ifdef QUAKEWORLD
int type_size[8] = {1,sizeof(void *)/4,1,3,1,1,sizeof(void *)/4,sizeof(void *)/4};
#else
unsigned short pr_crc;
int type_size[8] = {1,sizeof(string_t)/4,1,3,1,1,sizeof(func_t)/4,sizeof(void *)/4};
#endif
ddef_t *ED_FieldAtOfs (int ofs);
qboolean ED_ParseEpair (void *base, ddef_t *key, char *s);
#ifndef QUAKEWORLD
//cvar_t nomonsters = {"nomonsters", "0"};
cvar_t *nomonsters;
//cvar_t gamecfg = {"gamecfg", "0"};
cvar_t *gamecfg;
//cvar_t scratch1 = {"scratch1", "0"};
cvar_t *scratch1;
//cvar_t scratch2 = {"scratch2", "0"};
cvar_t *scratch2;
//cvar_t scratch3 = {"scratch3", "0"};
cvar_t *scratch3;
//cvar_t scratch4 = {"scratch4", "0"};
cvar_t *scratch4;
//cvar_t savedgamecfg = {"savedgamecfg", "0", CVAR_ARCHIVE};
cvar_t *savedgamecfg;
//cvar_t saved1 = {"saved1", "0", CVAR_ARCHIVE};
cvar_t *saved1;
//cvar_t saved2 = {"saved2", "0", CVAR_ARCHIVE};
cvar_t *saved2;
//cvar_t saved3 = {"saved3", "0", CVAR_ARCHIVE};
cvar_t *saved3;
//cvar_t saved4 = {"saved4", "0", CVAR_ARCHIVE};
cvar_t *saved4;
#endif
#define MAX_FIELD_LEN 64
#define GEFV_CACHESIZE 2
typedef struct {
ddef_t *pcache;
char field[MAX_FIELD_LEN];
} gefv_cache;
static gefv_cache gefvCache[GEFV_CACHESIZE] = {{NULL, ""}, {NULL, ""}};
#ifdef QUAKEWORLD
func_t SpectatorConnect;
func_t SpectatorThink;
func_t SpectatorDisconnect;
#endif
/*
=================
ED_ClearEdict
Sets everything to NULL
=================
*/
void ED_ClearEdict (edict_t *e)
{
memset (&e->v, 0, progs->entityfields * 4);
e->free = false;
}
/*
=================
ED_Alloc
Either finds a free edict, or allocates a new one.
Try to avoid reusing an entity that was recently freed, because it
can cause the client to think the entity morphed into something else
instead of being removed and recreated, which can cause interpolated
angles and bad trails.
=================
*/
edict_t *ED_Alloc (void)
{
int i;
edict_t *e;
#ifdef QUAKEWORLD
for ( i=MAX_CLIENTS+1 ; i<sv.num_edicts ; i++)
#else
for ( i=svs.maxclients+1 ; i<sv.num_edicts ; i++)
#endif
{
e = EDICT_NUM(i);
// the first couple seconds of server time can involve a lot of
// freeing and allocating, so relax the replacement policy
if (e->free && ( e->freetime < 2 || sv.time - e->freetime > 0.5 ) )
{
ED_ClearEdict (e);
return e;
}
}
if (i == MAX_EDICTS)
#ifdef QUAKEWORLD
{
Con_Printf ("WARNING: ED_Alloc: no free edicts\n");
i--; // step on whatever is the last edict
e = EDICT_NUM(i);
SV_UnlinkEdict(e);
}
else
sv.num_edicts++;
#else
Sys_Error ("ED_Alloc: no free edicts");
sv.num_edicts++;
#endif
e = EDICT_NUM(i);
ED_ClearEdict (e);
return e;
}
/*
=================
ED_Free
Marks the edict as free
FIXME: walk all entities and NULL out references to this entity
=================
*/
void ED_Free (edict_t *ed)
{
SV_UnlinkEdict (ed); // unlink from world bsp
ed->free = true;
ed->v.model = 0;
ed->v.takedamage = 0;
ed->v.modelindex = 0;
ed->v.colormap = 0;
ed->v.skin = 0;
ed->v.frame = 0;
VectorCopy (vec3_origin, ed->v.origin);
VectorCopy (vec3_origin, ed->v.angles);
ed->v.nextthink = -1;
ed->v.solid = 0;
ed->freetime = sv.time;
}
//===========================================================================
/*
============
ED_GlobalAtOfs
============
*/
ddef_t *ED_GlobalAtOfs (int ofs)
{
ddef_t *def;
int i;
for (i=0 ; i<progs->numglobaldefs ; i++)
{
def = &pr_globaldefs[i];
if (def->ofs == ofs)
return def;
}
return NULL;
}
/*
============
ED_FieldAtOfs
============
*/
ddef_t *ED_FieldAtOfs (int ofs)
{
ddef_t *def;
int i;
for (i=0 ; i<progs->numfielddefs ; i++)
{
def = &pr_fielddefs[i];
if (def->ofs == ofs)
return def;
}
return NULL;
}
/*
============
ED_FindField
============
*/
ddef_t *ED_FindField (char *name)
{
ddef_t *def;
int i;
for (i=0 ; i<progs->numfielddefs ; i++)
{
def = &pr_fielddefs[i];
if (!strcmp(PR_GetString(def->s_name),name) )
return def;
}
return NULL;
}
/*
============
ED_FindGlobal
============
*/
ddef_t *ED_FindGlobal (char *name)
{
ddef_t *def;
int i;
for (i=0 ; i<progs->numglobaldefs ; i++)
{
def = &pr_globaldefs[i];
if (!strcmp(PR_GetString(def->s_name),name) )
return def;
}
return NULL;
}
/*
============
ED_FindFunction
============
*/
dfunction_t *ED_FindFunction (char *name)
{
dfunction_t *func;
int i;
for (i=0 ; i<progs->numfunctions ; i++)
{
func = &pr_functions[i];
if (!strcmp(PR_GetString(func->s_name),name) )
return func;
}
return NULL;
}
eval_t *GetEdictFieldValue(edict_t *ed, char *field)
{
ddef_t *def = NULL;
int i;
static int rep = 0;
for (i=0 ; i<GEFV_CACHESIZE ; i++)
{
if (!strcmp(field, gefvCache[i].field))
{
def = gefvCache[i].pcache;
goto Done;
}
}
def = ED_FindField (field);
if (strlen(field) < MAX_FIELD_LEN)
{
gefvCache[rep].pcache = def;
strcpy (gefvCache[rep].field, field);
rep ^= 1;
}
Done:
if (!def)
return NULL;
return (eval_t *)((char *)&ed->v + def->ofs*4);
}
/*
============
PR_ValueString
Returns a string describing *data in a type specific manner
=============
*/
char *PR_ValueString (etype_t type, eval_t *val)
{
static char line[256];
ddef_t *def;
dfunction_t *f;
type &= ~DEF_SAVEGLOBAL;
switch (type)
{
case ev_string:
snprintf(line, sizeof(line), "%s", PR_GetString(val->string));
break;
case ev_entity:
snprintf(line, sizeof(line), "entity %i", NUM_FOR_EDICT(PROG_TO_EDICT(val->edict)) );
break;
case ev_function:
f = pr_functions + val->function;
snprintf(line, sizeof(line), "%s()", PR_GetString(f->s_name));
break;
case ev_field:
def = ED_FieldAtOfs ( val->_int );
snprintf(line, sizeof(line), ".%s", PR_GetString(def->s_name));
break;
case ev_void:
snprintf(line, sizeof(line), "void");
break;
case ev_float:
snprintf(line, sizeof(line), "%5.1f", val->_float);
break;
case ev_vector:
snprintf(line, sizeof(line), "'%5.1f %5.1f %5.1f'", val->vector[0], val->vector[1], val->vector[2]);
break;
case ev_pointer:
snprintf(line, sizeof(line), "pointer");
break;
default:
snprintf(line, sizeof(line), "bad type %i", type);
break;
}
return line;
}
/*
============
PR_UglyValueString
Returns a string describing *data in a type specific manner
Easier to parse than PR_ValueString
=============
*/
char *PR_UglyValueString (etype_t type, eval_t *val)
{
static char line[256];
ddef_t *def;
dfunction_t *f;
type &= ~DEF_SAVEGLOBAL;
switch (type)
{
case ev_string:
snprintf(line, sizeof(line), "%s", PR_GetString(val->string));
break;
case ev_entity:
snprintf(line, sizeof(line), "%i", NUM_FOR_EDICT(PROG_TO_EDICT(val->edict)));
break;
case ev_function:
f = pr_functions + val->function;
snprintf(line, sizeof(line), "%s", PR_GetString(f->s_name));
break;
case ev_field:
def = ED_FieldAtOfs ( val->_int );
snprintf(line, sizeof(line), "%s", PR_GetString(def->s_name));
break;
case ev_void:
snprintf(line, sizeof(line), "void");
break;
case ev_float:
snprintf(line, sizeof(line), "%f", val->_float);
break;
case ev_vector:
snprintf(line, sizeof(line), "%f %f %f", val->vector[0], val->vector[1], val->vector[2]);
break;
default:
snprintf(line, sizeof(line), "bad type %i", type);
break;
}
return line;
}
/*
============
PR_GlobalString
Returns a string with a description and the contents of a global,
padded to 20 field width
============
*/
char *PR_GlobalString (int ofs)
{
char *s;
int i;
ddef_t *def;
void *val;
static char line[128];
val = (void *)&pr_globals[ofs];
def = ED_GlobalAtOfs(ofs);
if (!def)
snprintf(line, sizeof(line),"%i(???)", ofs);
else
{
s = PR_ValueString (def->type, val);
snprintf(line, sizeof(line),"%i(%s)%s", ofs, PR_GetString(def->s_name), s);
}
i = strlen(line);
for ( ; i<20 ; i++)
strcat (line," ");
strcat (line," ");
return line;
}
char *PR_GlobalStringNoContents (int ofs)
{
int i;
ddef_t *def;
static char line[128];
def = ED_GlobalAtOfs(ofs);
if (!def)
snprintf(line, sizeof(line),"%i(???)", ofs);
else
snprintf(line, sizeof(line),"%i(%s)", ofs, PR_GetString(def->s_name));
i = strlen(line);
for ( ; i<20 ; i++)
strcat (line," ");
strcat (line," ");
return line;
}
/*
=============
ED_Print
For debugging
=============
*/
void ED_Print (edict_t *ed)
{
int l;
ddef_t *d;
int *v;
int i, j;
char *name;
int type;
if (ed->free)
{
Con_Printf ("FREE\n");
return;
}
for (i=1 ; i<progs->numfielddefs ; i++)
{
d = &pr_fielddefs[i];
name = PR_GetString(d->s_name);
if (name[strlen(name)-2] == '_')
continue; // skip _x, _y, _z vars
v = (int *)((char *)&ed->v + d->ofs*4);
// if the value is still all 0, skip the field
type = d->type & ~DEF_SAVEGLOBAL;
for (j=0 ; j<type_size[type] ; j++)
if (v[j])
break;
if (j == type_size[type])
continue;
Con_Printf ("%s",name);
l = strlen (name);
while (l++ < 15)
Con_Printf (" ");
Con_Printf ("%s\n", PR_ValueString(d->type, (eval_t *)v));
}
}
/*
=============
ED_Write
For savegames
=============
*/
void ED_Write (QFile *f, edict_t *ed)
{
ddef_t *d;
int *v;
int i, j;
char *name;
int type;
Qprintf (f, "{\n");
if (ed->free)
{
Qprintf (f, "}\n");
return;
}
for (i=1 ; i<progs->numfielddefs ; i++)
{
d = &pr_fielddefs[i];
name = PR_GetString(d->s_name);
if (name[strlen(name)-2] == '_')
continue; // skip _x, _y, _z vars
v = (int *)((char *)&ed->v + d->ofs*4);
// if the value is still all 0, skip the field
type = d->type & ~DEF_SAVEGLOBAL;
for (j=0 ; j<type_size[type] ; j++)
if (v[j])
break;
if (j == type_size[type])
continue;
Qprintf (f,"\"%s\" ",name);
Qprintf (f,"\"%s\"\n", PR_UglyValueString(d->type, (eval_t *)v));
}
Qprintf (f, "}\n");
}
void ED_PrintNum (int ent)
{
ED_Print (EDICT_NUM(ent));
}
/*
=============
ED_PrintEdicts
For debugging, prints all the entities in the current server
=============
*/
void ED_PrintEdicts (void)
{
int i;
Con_Printf ("%i entities\n", sv.num_edicts);
for (i=0 ; i<sv.num_edicts ; i++)
{
Con_Printf ("\nEDICT %i:\n",i);
ED_PrintNum (i);
}
}
/*
=============
ED_PrintEdict_f
For debugging, prints a single edicy
=============
*/
void ED_PrintEdict_f (void)
{
int i;
i = Q_atoi (Cmd_Argv(1));
#ifdef QUAKEWORLD
Con_Printf ("\n EDICT %i:\n",i);
#else
if (i >= sv.num_edicts)
{
Con_Printf("Bad edict number\n");
return;
}
#endif
ED_PrintNum (i);
}
/*
=============
ED_Count
For debugging
=============
*/
void ED_Count (void)
{
int i;
edict_t *ent;
int active, models, solid, step;
active = models = solid = step = 0;
for (i=0 ; i<sv.num_edicts ; i++)
{
ent = EDICT_NUM(i);
if (ent->free)
continue;
active++;
if (ent->v.solid)
solid++;
if (ent->v.model)
models++;
if (ent->v.movetype == MOVETYPE_STEP)
step++;
}
Con_Printf ("num_edicts:%3i\n", sv.num_edicts);
Con_Printf ("active :%3i\n", active);
Con_Printf ("view :%3i\n", models);
Con_Printf ("touch :%3i\n", solid);
Con_Printf ("step :%3i\n", step);
}
/*
==============================================================================
ARCHIVING GLOBALS
FIXME: need to tag constants, doesn't really work
==============================================================================
*/
/*
=============
ED_WriteGlobals
=============
*/
void ED_WriteGlobals (QFile *f)
{
ddef_t *def;
int i;
char *name;
int type;
Qprintf (f,"{\n");
for (i=0 ; i<progs->numglobaldefs ; i++)
{
def = &pr_globaldefs[i];
type = def->type;
if ( !(def->type & DEF_SAVEGLOBAL) )
continue;
type &= ~DEF_SAVEGLOBAL;
if (type != ev_string
&& type != ev_float
&& type != ev_entity)
continue;
name = PR_GetString(def->s_name);
Qprintf (f,"\"%s\" ", name);
Qprintf (f,"\"%s\"\n", PR_UglyValueString(type, (eval_t *)&pr_globals[def->ofs]));
}
Qprintf (f,"}\n");
}
/*
=============
ED_ParseGlobals
=============
*/
void ED_ParseGlobals (char *data)
{
char keyname[64];
ddef_t *key;
while (1)
{
// parse key
data = COM_Parse (data);
if (com_token[0] == '}')
break;
if (!data)
#ifdef QUAKEWORLD
SV_Error ("ED_ParseEntity: EOF without closing brace");
#else
Sys_Error ("ED_ParseEntity: EOF without closing brace");
#endif
strcpy (keyname, com_token);
// parse value
data = COM_Parse (data);
if (!data)
#ifdef QUAKEWORLD
SV_Error ("ED_ParseEntity: EOF without closing brace");
#else
Sys_Error ("ED_ParseEntity: EOF without closing brace");
#endif
if (com_token[0] == '}')
#ifdef QUAKEWORLD
SV_Error ("ED_ParseEntity: closing brace without data");
#else
Sys_Error ("ED_ParseEntity: closing brace without data");
#endif
key = ED_FindGlobal (keyname);
if (!key)
{
Con_Printf ("%s is not a global\n", keyname);
continue;
}
if (!ED_ParseEpair ((void *)pr_globals, key, com_token))
#ifdef QUAKEWORLD
SV_Error ("ED_ParseGlobals: parse error");
#else
Host_Error ("ED_ParseGlobals: parse error");
#endif
}
}
//============================================================================
/*
=============
ED_NewString
=============
*/
char *ED_NewString (char *string)
{
char *new, *new_p;
int i,l;
l = strlen(string) + 1;
new = Hunk_Alloc (l);
new_p = new;
for (i=0 ; i< l ; i++)
{
if (string[i] == '\\' && i < l-1)
{
i++;
if (string[i] == 'n')
*new_p++ = '\n';
else
*new_p++ = '\\';
}
else
*new_p++ = string[i];
}
return new;
}
/*
=============
ED_ParseEval
Can parse either fields or globals
returns false if error
=============
*/
qboolean ED_ParseEpair (void *base, ddef_t *key, char *s)
{
int i;
char string[128];
ddef_t *def;
char *v, *w;
void *d;
dfunction_t *func;
d = (void *)((int *)base + key->ofs);
switch (key->type & ~DEF_SAVEGLOBAL)
{
case ev_string:
*(string_t *)d = PR_SetString(ED_NewString (s));
break;
case ev_float:
*(float *)d = atof (s);
break;
case ev_vector:
strcpy (string, s);
v = string;
w = string;
for (i=0 ; i<3 ; i++)
{
while (*v && *v != ' ')
v++;
*v = 0;
((float *)d)[i] = atof (w);
w = v = v+1;
}
break;
case ev_entity:
*(int *)d = EDICT_TO_PROG(EDICT_NUM(atoi (s)));
break;
case ev_field:
def = ED_FindField (s);
if (!def)
{
Con_Printf ("Can't find field %s\n", s);
return false;
}
*(int *)d = G_INT(def->ofs);
break;
case ev_function:
func = ED_FindFunction (s);
if (!func)
{
Con_Printf ("Can't find function %s\n", s);
return false;
}
*(func_t *)d = func - pr_functions;
break;
default:
break;
}
return true;
}
/*
====================
ED_ParseEdict
Parses an edict out of the given string, returning the new position
ed should be a properly initialized empty edict.
Used for initial level load and for savegames.
====================
*/
char *ED_ParseEdict (char *data, edict_t *ent)
{
ddef_t *key;
qboolean anglehack;
qboolean init;
char keyname[256];
#ifndef QUAKEWORLD
int n;
#endif
init = false;
// clear it
if (ent != sv.edicts) // hack
memset (&ent->v, 0, progs->entityfields * 4);
// go through all the dictionary pairs
while (1)
{
// parse key
data = COM_Parse (data);
if (com_token[0] == '}')
break;
if (!data)
#ifdef QUAKEWORLD
SV_Error ("ED_ParseEntity: EOF without closing brace");
#else
Sys_Error ("ED_ParseEntity: EOF without closing brace");
#endif
// anglehack is to allow QuakeEd to write single scalar angles
// and allow them to be turned into vectors. (FIXME...)
if (!strcmp(com_token, "angle"))
{
strcpy (com_token, "angles");
anglehack = true;
}
else
anglehack = false;
// FIXME: change light to _light to get rid of this hack
if (!strcmp(com_token, "light"))
strcpy (com_token, "light_lev"); // hack for single light def
strcpy (keyname, com_token);
#ifndef QUAKEWORLD
// another hack to fix heynames with trailing spaces
n = strlen(keyname);
while (n && keyname[n-1] == ' ')
{
keyname[n-1] = 0;
n--;
}
#endif
// parse value
data = COM_Parse (data);
if (!data)
#ifdef QUAKEWORLD
SV_Error ("ED_ParseEntity: EOF without closing brace");
#else
Sys_Error ("ED_ParseEntity: EOF without closing brace");
#endif
if (com_token[0] == '}')
#ifdef QUAKEWORLD
SV_Error ("ED_ParseEntity: closing brace without data");
#else
Sys_Error ("ED_ParseEntity: closing brace without data");
#endif
init = true;
// keynames with a leading underscore are used for utility comments,
// and are immediately discarded by quake
if (keyname[0] == '_')
continue;
key = ED_FindField (keyname);
if (!key)
{
Con_Printf ("%s is not a field\n", keyname);
continue;
}
if (anglehack)
{
char temp[32];
strcpy (temp, com_token);
snprintf(com_token, sizeof(com_token), "0 %s 0", temp);
}
if (!ED_ParseEpair ((void *)&ent->v, key, com_token))
#ifdef QUAKEWORLD
SV_Error ("ED_ParseEdict: parse error");
#else
Host_Error ("ED_ParseEdict: parse error");
#endif
}
if (!init)
ent->free = true;
return data;
}
/*
================
ED_LoadFromFile
The entities are directly placed in the array, rather than allocated with
ED_Alloc, because otherwise an error loading the map would have entity
number references out of order.
Creates a server's entity / program execution context by
parsing textual entity definitions out of an ent file.
Used for both fresh maps and savegame loads. A fresh map would also need
to call ED_CallSpawnFunctions () to let the objects initialize themselves.
================
*/
void ED_LoadFromFile (char *data)
{
edict_t *ent;
int inhibit;
dfunction_t *func;
ent = NULL;
inhibit = 0;
pr_global_struct->time = sv.time;
// parse ents
while (1)
{
// parse the opening brace
data = COM_Parse (data);
if (!data)
break;
if (com_token[0] != '{')
#ifdef QUAKEWORLD
SV_Error ("ED_LoadFromFile: found %s when expecting {",com_token);
#else
Sys_Error ("ED_LoadFromFile: found %s when expecting {",com_token);
#endif
if (!ent)
ent = EDICT_NUM(0);
else
ent = ED_Alloc ();
data = ED_ParseEdict (data, ent);
// remove things from different skill levels or deathmatch
if (deathmatch->value)
{
if (((int)ent->v.spawnflags & SPAWNFLAG_NOT_DEATHMATCH))
{
ED_Free (ent);
inhibit++;
continue;
}
}
else if ((current_skill == 0 && ((int)ent->v.spawnflags & SPAWNFLAG_NOT_EASY))
|| (current_skill == 1 && ((int)ent->v.spawnflags & SPAWNFLAG_NOT_MEDIUM))
|| (current_skill >= 2 && ((int)ent->v.spawnflags & SPAWNFLAG_NOT_HARD)) )
{
ED_Free (ent);
inhibit++;
continue;
}
//
// immediately call spawn function
//
if (!ent->v.classname)
{
Con_Printf ("No classname for:\n");
ED_Print (ent);
ED_Free (ent);
continue;
}
// look for the spawn function
func = ED_FindFunction ( PR_GetString(ent->v.classname) );
if (!func)
{
Con_Printf ("No spawn function for:\n");
ED_Print (ent);
ED_Free (ent);
continue;
}
pr_global_struct->self = EDICT_TO_PROG(ent);
PR_ExecuteProgram (func - pr_functions);
#ifdef QUAKEWORLD
SV_FlushSignon();
#endif
}
Con_DPrintf ("%i entities inhibited\n", inhibit);
}
/*
===============
PR_LoadProgs
===============
*/
void PR_LoadProgs (void)
{
int i;
// flush the non-C variable lookup cache
for (i=0 ; i<GEFV_CACHESIZE ; i++)
gefvCache[i].field[0] = 0;
#ifndef QUAKEWORLD
CRC_Init (&pr_crc);
#endif
#ifdef QUAKEWORLD
progs = (dprograms_t *)COM_LoadHunkFile ("qwprogs.dat");
if (!progs)
#endif
progs = (dprograms_t *)COM_LoadHunkFile ("progs.dat");
if (!progs)
#ifdef QUAKEWORLD
SV_Error ("PR_LoadProgs: couldn't load progs.dat");
#else
Sys_Error ("PR_LoadProgs: couldn't load progs.dat");
#endif
Con_DPrintf ("Programs occupy %iK.\n", com_filesize/1024);
#ifdef QUAKEWORLD
{
char num[32];
// add prog crc to the serverinfo
snprintf(num, sizeof(num), "%i", CRC_Block ((byte *)progs,
com_filesize));
Info_SetValueForStarKey(svs.info, "*progs", num,
MAX_SERVERINFO_STRING);
}
#else
for (i=0 ; i<com_filesize ; i++)
CRC_ProcessByte (&pr_crc, ((byte *)progs)[i]);
#endif
// byte swap the header
for (i=0 ; i<sizeof(*progs)/4 ; i++)
((int *)progs)[i] = LittleLong ( ((int *)progs)[i] );
if (progs->version != PROG_VERSION)
#ifdef QUAKEWORLD
SV_Error ("progs.dat has wrong version number (%i should be %i)", progs->version, PROG_VERSION);
#else
Sys_Error ("progs.dat has wrong version number (%i should be %i)", progs->version, PROG_VERSION);
#endif
if (progs->crc != PROGHEADER_CRC)
#ifdef QUAKEWORLD
SV_Error ("You must have the progs.dat from QuakeWorld installed");
#else
Sys_Error ("progs.dat system vars have been modified, progdefs.h is out of date");
#endif
pr_functions = (dfunction_t *)((byte *)progs + progs->ofs_functions);
pr_strings = (char *)progs + progs->ofs_strings;
pr_globaldefs = (ddef_t *)((byte *)progs + progs->ofs_globaldefs);
pr_fielddefs = (ddef_t *)((byte *)progs + progs->ofs_fielddefs);
pr_statements = (dstatement_t *)((byte *)progs + progs->ofs_statements);
#ifdef QUAKEWORLD
num_prstr = 0;
#endif
pr_global_struct = (globalvars_t *)((byte *)progs + progs->ofs_globals);
pr_globals = (float *)pr_global_struct;
pr_edict_size = progs->entityfields * 4 + sizeof (edict_t) - sizeof(entvars_t);
// byte swap the lumps
for (i=0 ; i<progs->numstatements ; i++)
{
pr_statements[i].op = LittleShort(pr_statements[i].op);
pr_statements[i].a = LittleShort(pr_statements[i].a);
pr_statements[i].b = LittleShort(pr_statements[i].b);
pr_statements[i].c = LittleShort(pr_statements[i].c);
}
for (i=0 ; i<progs->numfunctions; i++)
{
pr_functions[i].first_statement = LittleLong (pr_functions[i].first_statement);
pr_functions[i].parm_start = LittleLong (pr_functions[i].parm_start);
pr_functions[i].s_name = LittleLong (pr_functions[i].s_name);
pr_functions[i].s_file = LittleLong (pr_functions[i].s_file);
pr_functions[i].numparms = LittleLong (pr_functions[i].numparms);
pr_functions[i].locals = LittleLong (pr_functions[i].locals);
}
for (i=0 ; i<progs->numglobaldefs ; i++)
{
pr_globaldefs[i].type = LittleShort (pr_globaldefs[i].type);
pr_globaldefs[i].ofs = LittleShort (pr_globaldefs[i].ofs);
pr_globaldefs[i].s_name = LittleLong (pr_globaldefs[i].s_name);
}
for (i=0 ; i<progs->numfielddefs ; i++)
{
pr_fielddefs[i].type = LittleShort (pr_fielddefs[i].type);
if (pr_fielddefs[i].type & DEF_SAVEGLOBAL)
#ifdef QUAKEWORLD
SV_Error ("PR_LoadProgs: pr_fielddefs[i].type & DEF_SAVEGLOBAL");
#else
Sys_Error ("PR_LoadProgs: pr_fielddefs[i].type & DEF_SAVEGLOBAL");
#endif
pr_fielddefs[i].ofs = LittleShort (pr_fielddefs[i].ofs);
pr_fielddefs[i].s_name = LittleLong (pr_fielddefs[i].s_name);
}
for (i=0 ; i<progs->numglobals ; i++)
((int *)pr_globals)[i] = LittleLong (((int *)pr_globals)[i]);
#ifdef QUAKEWORLD
{
dfunction_t *f;
// Zoid, find the spectator functions
SpectatorConnect = SpectatorThink = SpectatorDisconnect = 0;
if ((f = ED_FindFunction ("SpectatorConnect")) != NULL)
SpectatorConnect = (func_t)(f - pr_functions);
if ((f = ED_FindFunction ("SpectatorThink")) != NULL)
SpectatorThink = (func_t)(f - pr_functions);
if ((f = ED_FindFunction ("SpectatorDisconnect")) != NULL)
SpectatorDisconnect = (func_t)(f - pr_functions);
}
#endif
}
/*
===============
PR_Init
===============
*/
void PR_Init (void)
{
Cmd_AddCommand ("edict", ED_PrintEdict_f);
Cmd_AddCommand ("edicts", ED_PrintEdicts);
Cmd_AddCommand ("edictcount", ED_Count);
Cmd_AddCommand ("profile", PR_Profile_f);
#ifndef QUAKEWORLD
// Cvar_RegisterVariable (&nomonsters);
nomonsters = Cvar_Get ("nomonsters","0",0,"None");
// Cvar_RegisterVariable (&gamecfg);
gamecfg = Cvar_Get ("gamecfg","0",0,"None");
// Cvar_RegisterVariable (&scratch1);
scratch1 = Cvar_Get ("scratch1","0",0,"None");
// Cvar_RegisterVariable (&scratch2);
scratch2 = Cvar_Get ("scratch2","0",0,"None");
// Cvar_RegisterVariable (&scratch3);
scratch3 = Cvar_Get ("scratch3","0",0,"None");
// Cvar_RegisterVariable (&scratch4);
scratch4 = Cvar_Get ("scratch4","0",0,"None");
// Cvar_RegisterVariable (&savedgamecfg);
savedgamecfg = Cvar_Get ("savedgamecfg","0",CVAR_ARCHIVE,"None");
// Cvar_RegisterVariable (&saved1);
saved1 = Cvar_Get ("saved1","0",CVAR_ARCHIVE,"None");
// Cvar_RegisterVariable (&saved2);
saved2 = Cvar_Get ("saved2","0",CVAR_ARCHIVE,"None");
// Cvar_RegisterVariable (&saved3);
saved3 = Cvar_Get ("saved3","0",CVAR_ARCHIVE,"None");
// Cvar_RegisterVariable (&saved4);
saved4 = Cvar_Get ("saved4","0",CVAR_ARCHIVE,"None");
#endif
}
edict_t *EDICT_NUM(int n)
{
if (n < 0 || n >= MAX_EDICTS)
#ifdef QUAKEWORLD
SV_Error ("EDICT_NUM: bad number %i", n);
#else
Sys_Error ("EDICT_NUM: bad number %i", n);
#endif
return (edict_t *)((byte *)sv.edicts+ (n)*pr_edict_size);
}
int NUM_FOR_EDICT(edict_t *e)
{
int b;
b = (byte *)e - (byte *)sv.edicts;
b = b / pr_edict_size;
if (b < 0 || b >= sv.num_edicts)
#ifdef QUAKEWORLD
SV_Error ("NUM_FOR_EDICT: bad pointer");
#else
Sys_Error ("NUM_FOR_EDICT: bad pointer");
#endif
return b;
}
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