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ngunix/engine/pr_edict.c

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/*
Copyright (C) 2015 Marco "eukara" Hladik
Copyright (C) 1996-1997 Id Software, Inc.
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.
*/
// sv_edict.c -- entity dictionary
#include "globaldef.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
unsigned short pr_crc;
int type_size[8] = {1,sizeof(string_t)/4,1,3,1,1,sizeof(func_t)/4,sizeof(void *)/4};
ddef_t *ED_FieldAtOfs (int ofs);
qboolean ED_ParseEpair (void *base, ddef_t *key, char *s);
cvar_t *nomonsters;
cvar_t *gamecfg;
cvar_t *scratch1;
cvar_t *scratch2;
cvar_t *scratch3;
cvar_t *scratch4;
cvar_t *savedgamecfg;
cvar_t *saved1;
cvar_t *saved2;
cvar_t *saved3;
cvar_t *saved4;
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes start
cvar_t *pr_builtin_find;
cvar_t *pr_builtin_remap;
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes end
cvar_t *pr_checkextension; // 2001-10-20 Extension System by LordHavoc/Maddes (DP compatibility)
cvar_t *pr_zone_min_strings; // 2001-09-20 QuakeC string zone by Maddes
#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, ""}};
func_t pr_func_endframe; // 2000-01-02 EndFrame function by Maddes/FrikaC
// 2001-10-20 TIMESCALE extension by Tomaz/Maddes start
ddef_t *pr_global_cpu_frametime;
ddef_t *pr_global_org_frametime;
// 2001-10-20 TIMESCALE extension by Tomaz/Maddes end
// 2001-11-15 Better GetEdictFieldValue performance by LordHavoc/Maddes start
ddef_t *pr_field_ammo_shells1;
ddef_t *pr_field_ammo_nails1;
ddef_t *pr_field_ammo_lava_nails;
ddef_t *pr_field_ammo_rockets1;
ddef_t *pr_field_ammo_multi_rockets;
ddef_t *pr_field_ammo_cells1;
ddef_t *pr_field_ammo_plasma;
ddef_t *pr_field_idealpitch;
ddef_t *pr_field_pitch_speed;
ddef_t *pr_field_items2;
ddef_t *pr_field_gravity;
ddef_t *pr_field_alpha;
// 2001-11-15 Better GetEdictFieldValue performance by LordHavoc/Maddes end
ddef_t *pr_field_renderamt;
ddef_t *pr_field_scale;
ddef_t *pr_field_glowcolor;
ddef_t *pr_field_glowsize;
// leilei
// 2001-10-20 Extension System by LordHavoc/Maddes start
void PR_Extension_List_f (void)
{
int i;
char *partial;
int len;
int count;
if (Cmd_Argc() > 1)
{
partial = Cmd_Argv (1);
len = strlen(partial);
}
else
{
partial = NULL;
len = 0;
}
count=0;
for (i=0; i < pr_numextensions; i++)
{
if (partial && Q_strncasecmp (partial, pr_extensions[i], len))
{
continue;
}
count++;
Con_Printf ("%s\n", pr_extensions[i]);
}
Con_Printf ("------------\n");
if (partial)
{
Con_Printf ("%i beginning with \"%s\" out of ", count, partial);
}
Con_Printf ("%i extensions\n", i);
}
// 2001-10-20 Extension System by LordHavoc/Maddes end
/*
=================
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;
for ( i=svs.maxclients+1 ; i<sv.num_edicts ; i++)
{
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;
}
}
// 2001-09-20 Configurable entity limits by Maddes start
// if (i == MAX_EDICTS)
if (i >= sv.max_edicts)
// 2001-09-20 Configurable entity limits by Maddes end
Sys_Error ("ED_Alloc: no free edicts");
sv.num_edicts++;
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_strings + 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_strings + 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_strings + 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:
sprintf (line, "%s", pr_strings + val->string);
break;
case ev_entity:
sprintf (line, "entity %i", NUM_FOR_EDICT(PROG_TO_EDICT(val->edict)) );
break;
case ev_function:
f = pr_functions + val->function;
sprintf (line, "%s()", pr_strings + f->s_name);
break;
case ev_field:
def = ED_FieldAtOfs ( val->_int );
sprintf (line, ".%s", pr_strings + def->s_name);
break;
case ev_void:
sprintf (line, "void");
break;
case ev_float:
sprintf (line, "%5.1f", val->_float);
break;
case ev_vector:
sprintf (line, "'%5.1f %5.1f %5.1f'", val->vector[0], val->vector[1], val->vector[2]);
break;
case ev_pointer:
sprintf (line, "pointer");
break;
default:
sprintf (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:
sprintf (line, "%s", pr_strings + val->string);
break;
case ev_entity:
sprintf (line, "%i", NUM_FOR_EDICT(PROG_TO_EDICT(val->edict)));
break;
case ev_function:
f = pr_functions + val->function;
sprintf (line, "%s", pr_strings + f->s_name);
break;
case ev_field:
def = ED_FieldAtOfs ( val->_int );
sprintf (line, "%s", pr_strings + def->s_name);
break;
case ev_void:
sprintf (line, "void");
break;
case ev_float:
sprintf (line, "%f", val->_float);
break;
case ev_vector:
sprintf (line, "%f %f %f", val->vector[0], val->vector[1], val->vector[2]);
break;
default:
sprintf (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)
sprintf (line,"%i(???)", ofs);
else
{
s = PR_ValueString (def->type, val);
sprintf (line,"%i(%s)%s", ofs, pr_strings + 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)
sprintf (line,"%i(???)", ofs);
else
sprintf (line,"%i(%s)", ofs, pr_strings + 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;
}
Con_Printf("\nEDICT %i:\n", NUM_FOR_EDICT(ed));
for (i=1 ; i<progs->numfielddefs ; i++)
{
d = &pr_fielddefs[i];
name = pr_strings + 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 (FILE *f, edict_t *ed)
{
ddef_t *d;
int *v;
int i, j;
char *name;
int type;
fprintf (f, "{\n");
if (ed->free)
{
fprintf (f, "}\n");
return;
}
for (i=1 ; i<progs->numfielddefs ; i++)
{
d = &pr_fielddefs[i];
name = pr_strings + 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;
fprintf (f,"\"%s\" ",name);
fprintf (f,"\"%s\"\n", PR_UglyValueString(d->type, (eval_t *)v));
}
fprintf (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++)
ED_PrintNum (i);
}
/*
=============
ED_PrintEdict_f
For debugging, prints a single edict
=============
*/
void ED_PrintEdict_f (void)
{
int i;
i = Q_atoi (Cmd_Argv(1));
if (i >= sv.num_edicts)
{
Con_Printf("Bad edict number\n");
return;
}
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 (FILE *f)
{
ddef_t *def;
int i;
char *name;
int type;
fprintf (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_strings + def->s_name;
fprintf (f,"\"%s\" ", name);
fprintf (f,"\"%s\"\n", PR_UglyValueString(type, (eval_t *)&pr_globals[def->ofs]));
}
fprintf (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)
Sys_Error ("ED_ParseEntity: EOF without closing brace");
strcpy (keyname, com_token);
// parse value
data = COM_Parse (data);
if (!data)
Sys_Error ("ED_ParseEntity: EOF without closing brace");
if (com_token[0] == '}')
Sys_Error ("ED_ParseEntity: closing brace without data");
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))
Host_Error ("ED_ParseGlobals: parse error");
}
}
//============================================================================
/*
=============
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 = ED_NewString (s) - pr_strings;
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];
int n;
vec3_t col;
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)
Sys_Error ("ED_ParseEntity: EOF without closing brace");
// 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);
// another hack to fix heynames with trailing spaces
n = strlen(keyname);
while (n && keyname[n-1] == ' ')
{
keyname[n-1] = 0;
n--;
}
// parse value
data = COM_Parse (data);
if (!data)
Sys_Error ("ED_ParseEntity: EOF without closing brace");
if (com_token[0] == '}')
Sys_Error ("ED_ParseEntity: closing brace without data");
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)
{
//johnfitz -- HACK -- suppress error becuase fog/sky/alpha fields might not be mentioned in defs.qc
if (strncmp(keyname, "sky", 3) && strcmp(keyname, "fog") && strcmp(keyname, "alpha"))
Con_DPrintf ("\"%s\" is not a field\n", keyname); //johnfitz -- was Con_Printf
//Con_Printf ("'%s' is not a field\n", keyname);
continue;
}
if (anglehack)
{
char temp[32];
strcpy (temp, com_token);
sprintf (com_token, "0 %s 0", temp);
}
if (!ED_ParseEpair ((void *)&ent->v, key, com_token))
Host_Error ("ED_ParseEdict: parse error");
// if (!strncmp(keyname, "light_lev", 5)){
// Con_Printf ("\"%s\" your face is a field\n", keyname); //johnfitz -- was Con_Printf
// R_FlareTest(ent->v.origin, 21, 11, 11, 11, 0, NULL);
// }
}
if (!init)
ent->free = true;
return data;
}
/*
================
// leilei - allocate a wlight.
//if (data)
{
dlight_t *dl;
//Con_Printf("light at %f %f %f", ent->v.origin[0],ent->v.origin[1],ent->v.origin[2]);
dl = CL_AllocDlight (66);
dl->color[0] = 4.0f;
dl->color[1] = 2.0f;
dl->color[2] = 0.5f; // TODO: get avg color from model
VectorCopy (ent->v.origin, dl->origin);
dl->radius = 750;
dl->die = cl.time + 60.5;
dl->decay = 300;
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.
================
*/
#ifdef GLOBOT
void BotInit (void);
#endif
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] != '{')
Sys_Error ("ED_LoadFromFile: found %s when expecting {",com_token);
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_strings + ent->v.classname );
if (!func)
{
if (developer->value > 55){
Con_Printf ("No spawn function for:\n");
ED_Print (ent); // leilei - suppress these messages...
}
ED_Free (ent);
continue;
}
pr_global_struct->self = EDICT_TO_PROG(ent);
#ifdef GLOBOT
if (!strcmp(pr_strings + ent->v.classname, "worldspawn"))
BotInit ();
#endif
PR_ExecuteProgram (func - pr_functions);
}
Con_DPrintf ("%i entities inhibited\n", inhibit);
}
qboolean keep_compatibility; // 1999-10-28 Compatibilty check by Maddes
/*
===============
PR_LoadProgs
===============
*/
void PR_LoadProgs (void)
{
int i;
dfunction_t *f; // 2000-01-02 EndFrame function by Maddes/FrikaC
loadedfile_t *fileinfo; // 2001-09-12 Returning information about loaded file by Maddes
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes/Firestorm start
int j;
int funcno;
char *funcname;
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes/Firestorm end
etype_t type; // 2001-10-20 TIMESCALE extension by Tomaz/Maddes
// flush the non-C variable lookup cache
for (i=0 ; i<GEFV_CACHESIZE ; i++)
gefvCache[i].field[0] = 0;
CRC_Init (&pr_crc);
// 2001-09-12 Returning information about loaded file by Maddes start
/*
progs = (dprograms_t *)COM_LoadHunkFile ("progs.dat");
if (!progs)
*/
fileinfo = COM_LoadHunkFile ("progs.dat");
if (!fileinfo)
// 2001-09-12 Returning information about loaded file by Maddes end
Sys_Error ("PR_LoadProgs: couldn't load progs.dat");
progs = (dprograms_t *)fileinfo->data; // 2001-09-12 Returning information about loaded file by Maddes
Con_DPrintf ("Programs occupy %iK.\n", com_filesize/1024);
for (i=0 ; i<com_filesize ; i++)
CRC_ProcessByte (&pr_crc, ((byte *)progs)[i]);
// byte swap the header
for (i=0 ; i<sizeof(*progs)/4 ; i++)
((int *)progs)[i] = LittleLong ( ((int *)progs)[i] );
if (progs->version != PROG_VERSION)
Sys_Error ("progs.dat has wrong version number (%i should be %i)", progs->version, PROG_VERSION);
// 1999-10-28 Compatibilty check by Maddes start
// if (progs->crc != PROGHEADER_CRC)
if (progs->crc == PROGHEADER101_CRC)
{
keep_compatibility = true;
Con_DPrintf ("Old progs.dat found, compatibility turned on.\n");
}
else if (progs->crc == PROGHEADER_CRC)
// || (progs->crc == PROGHEADER107_CRC)
{
keep_compatibility = false;
Con_DPrintf ("Enhanced progs.dat found, CRC is %i.\n", progs->crc);
}
else
// 1999-10-28 Compatibilty check by Maddes end
Sys_Error ("progs.dat CRC is %i and no sir i don't like it.\n\nprogs.dat system vars have been modified, progdefs.h is out of date", progs->crc);
//Sys_Error ("progs.dat system vars have been modified, progdefs.h is out of date");
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);
//if (qbeta)
// pr_global_struct = pr_global_struct = (globalvarsbeta_t *)((byte *)progs + progs->ofs_globals);
//else
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);
}
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes/Firestorm start
// initialize function numbers for PROGS.DAT
pr_numbuiltins = 0;
pr_builtins = NULL;
if (pr_builtin_remap->value)
{
// remove all previous assigned function numbers
for ( j=1 ; j < pr_ebfs_numbuiltins; j++)
{
pr_ebfs_builtins[j].funcno = 0;
}
}
else
{
// use default function numbers
for ( j=1 ; j < pr_ebfs_numbuiltins; j++)
{
pr_ebfs_builtins[j].funcno = pr_ebfs_builtins[j].default_funcno;
// determine highest builtin number (when NOT remapped)
if (pr_ebfs_builtins[j].funcno > pr_numbuiltins)
{
pr_numbuiltins = pr_ebfs_builtins[j].funcno;
}
}
}
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes/Firestorm end
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);
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes/Firestorm start
if (pr_builtin_remap->value)
{
if (pr_functions[i].first_statement < 0) // builtin function
{
funcno = -pr_functions[i].first_statement;
funcname = pr_strings + pr_functions[i].s_name;
// search function name
for ( j=1 ; j < pr_ebfs_numbuiltins ; j++)
{
if (!(Q_strcasecmp(funcname, pr_ebfs_builtins[j].funcname)))
{
break; // found
}
}
if (j < pr_ebfs_numbuiltins) // found
{
pr_ebfs_builtins[j].funcno = funcno;
}
else
{
Con_DPrintf("Can not assign builtin number #%i to %s - function unknown\n", funcno, funcname);
}
}
}
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes/Firestorm end
}
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes/Firestorm start
if (pr_builtin_remap->value)
{
// check for unassigned functions and try to assign their default function number
for ( i=1 ; i < pr_ebfs_numbuiltins; i++)
{
if ((!pr_ebfs_builtins[i].funcno) && (pr_ebfs_builtins[i].default_funcno)) // unassigned and has a default number
{
// check if default number is already assigned to another function
for ( j=1 ; j < pr_ebfs_numbuiltins; j++)
{
if (pr_ebfs_builtins[j].funcno == pr_ebfs_builtins[i].default_funcno)
{
break; // number already assigned to another builtin function
}
}
if (j < pr_ebfs_numbuiltins) // already assigned
{
Con_DPrintf("Can not assign default builtin number #%i to %s - number is already assigned to %s\n", pr_ebfs_builtins[i].default_funcno, pr_ebfs_builtins[i].funcname, pr_ebfs_builtins[j].funcname);
}
else
{
pr_ebfs_builtins[i].funcno = pr_ebfs_builtins[i].default_funcno;
}
}
// determine highest builtin number (when remapped)
if (pr_ebfs_builtins[i].funcno > pr_numbuiltins)
{
pr_numbuiltins = pr_ebfs_builtins[i].funcno;
}
}
}
pr_numbuiltins++;
// allocate and initialize builtin list for execution time
pr_builtins = Hunk_AllocName (pr_numbuiltins*sizeof(builtin_t), "builtins");
for ( i=0 ; i < pr_numbuiltins ; i++)
{
pr_builtins[i] = pr_ebfs_builtins[0].function;
}
// create builtin list for execution time and set cvars accordingly
Cvar_Set(pr_builtin_find, "0");
Cvar_Set(pr_checkextension, "0"); // 2001-10-20 Extension System by LordHavoc/Maddes (DP compatibility)
for ( j=1 ; j < pr_ebfs_numbuiltins ; j++)
{
if (pr_ebfs_builtins[j].funcno) // only put assigned functions into builtin list
{
pr_builtins[pr_ebfs_builtins[j].funcno] = pr_ebfs_builtins[j].function;
}
if (pr_ebfs_builtins[j].default_funcno == PR_DEFAULT_FUNCNO_BUILTIN_FIND)
{
Cvar_SetValue(pr_builtin_find, pr_ebfs_builtins[j].funcno);
}
// 2001-10-20 Extension System by LordHavoc/Maddes (DP compatibility) start
if (pr_ebfs_builtins[j].default_funcno == PR_DEFAULT_FUNCNO_EXTENSION_FIND)
{
Cvar_SetValue(pr_checkextension, pr_ebfs_builtins[j].funcno);
}
// 2001-10-20 Extension System by LordHavoc/Maddes (DP compatibility) end
}
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes/Firestorm end
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)
Sys_Error ("PR_LoadProgs: pr_fielddefs[i].type & DEF_SAVEGLOBAL");
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]);
// 2000-04-30 NVS HANDSHAKE SRV<->CL/QC<->CL by Maddes start
// check if the QuakeC code wants to know the NVS versions of the server and clients
pr_field_nvs_svc = ED_FindField("nvs_svc");
if (pr_field_nvs_svc)
{
type = pr_field_nvs_svc->type;
type &= ~DEF_SAVEGLOBAL;
if (type != ev_float)
{
pr_field_nvs_svc = NULL;
}
}
// 2000-04-30 NVS HANDSHAKE SRV<->CL/QC<->CL by Maddes ent
// 2001-11-15 Better GetEdictFieldValue performance by LordHavoc/Maddes start
// search for the definition only once
pr_field_ammo_shells1 = ED_FindField("ammo_shells1");
pr_field_ammo_nails1 = ED_FindField("ammo_nails1");
pr_field_ammo_lava_nails = ED_FindField("ammo_lava_nails");
pr_field_ammo_rockets1 = ED_FindField("ammo_rockets1");
pr_field_ammo_multi_rockets = ED_FindField("ammo_multi_rockets");
pr_field_ammo_cells1 = ED_FindField("ammo_cells1");
pr_field_ammo_plasma = ED_FindField("ammo_plasma");
pr_field_idealpitch = ED_FindField("idealpitch");
pr_field_pitch_speed = ED_FindField("pitch_speed");
pr_field_items2 = ED_FindField("items2");
pr_field_gravity = ED_FindField("gravity");
pr_field_alpha = ED_FindField("alpha");
pr_field_scale = ED_FindField("scale");
pr_field_glowcolor = ED_FindField("glow_color");
pr_field_glowsize = ED_FindField("glow_size");
// 2001-11-15 Better GetEdictFieldValue performance by LordHavoc/Maddes end
// leilei
// 2000-01-02 EndFrame function by Maddes/FrikaC start
pr_func_endframe = 0;
if ((f = ED_FindFunction ("EndFrame")) != NULL)
{
pr_func_endframe = (func_t)(f - pr_functions);
}
// 2000-01-02 EndFrame function by Maddes/FrikaC end
// 2001-10-20 TIMESCALE extension by Tomaz/Maddes start
pr_global_cpu_frametime = ED_FindGlobal ("cpu_frametime");
if (pr_global_cpu_frametime)
{
type = pr_global_cpu_frametime->type;
type &= ~DEF_SAVEGLOBAL;
if (type != ev_float)
{
pr_global_cpu_frametime = NULL;
}
}
pr_global_org_frametime = ED_FindGlobal ("org_frametime");
if (pr_global_org_frametime)
{
type = pr_global_org_frametime->type;
type &= ~DEF_SAVEGLOBAL;
if (type != ev_float)
{
pr_global_org_frametime = NULL;
}
}
// 2001-10-20 TIMESCALE extension by Tomaz/Maddes end
}
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes start
/*
=============
PR_BuiltInList_f
For debugging, prints all builtin functions with assigned and default number
=============
*/
void PR_BuiltInList_f (void)
{
int i;
char *partial;
int len;
int count;
if (Cmd_Argc() > 1)
{
partial = Cmd_Argv (1);
len = strlen(partial);
}
else
{
partial = NULL;
len = 0;
}
count=0;
for (i=1; i < pr_ebfs_numbuiltins; i++)
{
if (partial && Q_strncasecmp (partial, pr_ebfs_builtins[i].funcname, len))
{
continue;
}
count++;
Con_Printf ("%i(%i): %s\n", pr_ebfs_builtins[i].funcno, pr_ebfs_builtins[i].default_funcno, pr_ebfs_builtins[i].funcname);
}
Con_Printf ("------------\n");
if (partial)
{
Con_Printf ("%i beginning with \"%s\" out of ", count, partial);
}
Con_Printf ("%i builtin functions\n", i);
}
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes end
// 2001-09-18 New cvar system by Maddes (Init) start
/*
===============
PR_Init_Cvars
===============
*/
void PR_Init_Cvars (void)
{
nomonsters = Cvar_Get ("nomonsters", "0", CVAR_ORIGINAL);
gamecfg = Cvar_Get ("gamecfg", "0", CVAR_ORIGINAL);
scratch1 = Cvar_Get ("scratch1", "0", CVAR_ORIGINAL);
scratch2 = Cvar_Get ("scratch2", "0", CVAR_ORIGINAL);
scratch3 = Cvar_Get ("scratch3", "0", CVAR_ORIGINAL);
scratch4 = Cvar_Get ("scratch4", "0", CVAR_ORIGINAL);
savedgamecfg = Cvar_Get ("savedgamecfg", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
saved1 = Cvar_Get ("saved1", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
saved2 = Cvar_Get ("saved2", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
saved3 = Cvar_Get ("saved3", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
saved4 = Cvar_Get ("saved4", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes start
pr_builtin_find = Cvar_Get ("pr_builtin_find", "0", CVAR_ROM);
pr_builtin_remap = Cvar_Get ("pr_builtin_remap", "0", CVAR_NONE);
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes end
pr_checkextension = Cvar_Get ("pr_checkextension", "0", CVAR_ROM); // 2001-10-20 Extension System by LordHavoc/Maddes (DP compatibility)
// 2001-09-20 QuakeC string zone by Maddes start
pr_zone_min_strings = Cvar_Get ("pr_zone_min_strings", "64", CVAR_NONE);
Cvar_SetRangecheck (pr_zone_min_strings, Cvar_RangecheckInt, 64, 8*1024); // up to 8MB
Cvar_SetDescription (pr_zone_min_strings, "States the size in KB of the zone for PROGS.DAT strings. Note that the PROGS.DAT may set this cvar itself.");
Cvar_Set(pr_zone_min_strings, pr_zone_min_strings->string); // do rangecheck
// 2001-09-20 QuakeC string zone by Maddes end
}
// 2001-09-18 New cvar system by Maddes (Init) end
/*
===============
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);
Cmd_AddCommand ("builtinlist", PR_BuiltInList_f); // 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes
Cmd_AddCommand ("extensionlist", PR_Extension_List_f); // 2001-10-20 Extension System by LordHavoc/Maddes
// 2001-09-18 New cvar system by Maddes (Init) start
/*
nomonsters = Cvar_Get ("nomonsters", "0", CVAR_ORIGINAL);
gamecfg = Cvar_Get ("gamecfg", "0", CVAR_ORIGINAL);
scratch1 = Cvar_Get ("scratch1", "0", CVAR_ORIGINAL);
scratch2 = Cvar_Get ("scratch2", "0", CVAR_ORIGINAL);
scratch3 = Cvar_Get ("scratch3", "0", CVAR_ORIGINAL);
scratch4 = Cvar_Get ("scratch4", "0", CVAR_ORIGINAL);
savedgamecfg = Cvar_Get ("savedgamecfg", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
saved1 = Cvar_Get ("saved1", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
saved2 = Cvar_Get ("saved2", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
saved3 = Cvar_Get ("saved3", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
saved4 = Cvar_Get ("saved4", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes start
pr_builtin_find = Cvar_Get ("pr_builtin_find", "0", CVAR_ROM);
pr_builtin_remap = Cvar_Get ("pr_builtin_remap", "0", CVAR_NONE);
// 2001-09-14 Enhanced BuiltIn Function System (EBFS) by Maddes end
// pr_checkextension = Cvar_Get ("pr_checkextension", "0", CVAR_ROM); // 2001-10-20 Extension System by LordHavoc/Maddes (DP compatibility)
*/
// 2001-09-18 New cvar system by Maddes (Init) end
}
edict_t *EDICT_NUM(int n)
{
if (n < 0 || n >= sv.max_edicts)
Sys_Error ("EDICT_NUM: bad number %i", n);
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)
Sys_Error ("NUM_FOR_EDICT: bad pointer");
return b;
}
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