int PR_InitEnts(progfuncs_t *progfuncs, int max_ents)
{
maxedicts = max_ents;
sv_num_edicts = 0;
max_fields_size = fields_size;
prinst->edicttable = PRHunkAlloc(progfuncs, maxedicts*sizeof(struct edicts_s *));
sv_edicts = PRHunkAlloc(progfuncs, externs->edictsize);
prinst->edicttable[0] = sv_edicts;
((edictrun_t*)prinst->edicttable[0])->fields = PRAddressableExtend(progfuncs, max_fields_size);
QC_ClearEdict(progfuncs, sv_edicts);
sv_num_edicts = 1;
if (externs->entspawn)
externs->entspawn((struct edict_s *)sv_edicts, false);
return max_fields_size;
}
void PR_Configure (progfuncs_t *progfuncs, int addressable_size, int max_progs) //can be used to wipe all memory
{
unsigned int i;
edictrun_t *e;
max_fields_size=0;
fields_size = 0;
progfuncs->stringtable = 0;
QC_StartShares(progfuncs);
QC_InitShares(progfuncs);
for ( i=1 ; i<maxedicts; i++)
{
e = (edictrun_t *)(prinst->edicttable[i]);
prinst->edicttable[i] = NULL;
// e->entnum = i;
if (e)
memfree(e);
}
PRHunkFree(progfuncs, 0); //clear mem - our hunk may not be a real hunk.
if (addressable_size<0)
addressable_size = 8*1024*1024;
PRAddressableFlush(progfuncs, addressable_size);
pr_progstate = PRHunkAlloc(progfuncs, sizeof(progstate_t) * max_progs);
/* for(a = 0; a < max_progs; a++)
{
pr_progstate[a].progs = NULL;
}
*/
maxprogs = max_progs;
pr_typecurrent=-1;
prinst->reorganisefields = false;
maxedicts = 1;
prinst->edicttable = &sv_edicts;
sv_num_edicts = 1; //set up a safty buffer so things won't go horribly wrong too often
sv_edicts=(struct edict_s *)&tempedict;
tempedict.readonly = true;
tempedict.fields = tempedictfields;
tempedict.isfree = false;
}
//note: we probably suffer from progs with renamed system globals.
int QC_RegisterFieldVar(progfuncs_t *progfuncs, unsigned int type, char *name, int engineofs, int progsofs)
{
// progstate_t *p;
// int pnum;
unsigned int i;
int namelen;
int ofs;
int fnum;
if (!name) //engine can use this to offset all progs fields
{ //which fixes constant field offsets (some ktpro arrays)
progfuncs->fieldadjust = fields_size/4;
return 0;
}
prinst->reorganisefields = true;
//look for an existing match
for (i = 0; i < numfields; i++)
{
if (!strcmp(name, field[i].name))
{
if (field[i].type != type)
{
printf("Field type mismatch on \"%s\"\n", name);
continue;
}
if (!progfuncs->fieldadjust && engineofs>=0)
if ((unsigned)engineofs/4 != field[i].ofs)
Sys_Error("Field %s at wrong offset", name);
if (field[i].progsofs == -1)
field[i].progsofs = progsofs;
// printf("Dupfield %s %i -> %i\n", name, field[i].progsofs,field[i].ofs);
return field[i].ofs-progfuncs->fieldadjust; //got a match
}
}
if (numfields+1>maxfields)
{
fdef_t *nf;
i = maxfields;
maxfields += 32;
nf = memalloc(sizeof(fdef_t) * maxfields);
memcpy(nf, field, sizeof(fdef_t) * i);
memfree(field);
field = nf;
}
//try to add a new one
fnum = numfields;
numfields++;
field[fnum].name = name;
if (type == ev_vector)
{
char *n;
namelen = strlen(name)+5;
n=PRHunkAlloc(progfuncs, namelen);
sprintf(n, "%s_x", name);
ofs = QC_RegisterFieldVar(progfuncs, ev_float, n, engineofs, progsofs);
field[fnum].ofs = ofs+progfuncs->fieldadjust;
n=PRHunkAlloc(progfuncs, namelen);
sprintf(n, "%s_y", name);
QC_RegisterFieldVar(progfuncs, ev_float, n, (engineofs==-1)?-1:(engineofs+4), (progsofs==-1)?-1:progsofs+1);
n=PRHunkAlloc(progfuncs, namelen);
sprintf(n, "%s_z", name);
QC_RegisterFieldVar(progfuncs, ev_float, n, (engineofs==-1)?-1:(engineofs+8), (progsofs==-1)?-1:progsofs+2);
}
else if (engineofs >= 0)
{ //the engine is setting up a list of required field indexes.
//paranoid checking of the offset.
/* for (i = 0; i < numfields-1; i++)
{
if (field[i].ofs == ((unsigned)engineofs)/4)
{
if (type == ev_float && field[i].type == ev_vector) //check names
{
if (strncmp(field[i].name, name, strlen(field[i].name)))
Sys_Error("Duplicated offset");
}
else
Sys_Error("Duplicated offset");
}
}*/
if (engineofs&3)
Sys_Error("field %s is %i&3", name, engineofs);
field[fnum].ofs = ofs = engineofs/4;
}
else
{ //we just found a new fieldname inside a progs
field[fnum].ofs = ofs = fields_size/4; //add on the end
//if the progs field offset matches annother offset in the same progs, make it match up with the earlier one.
if (progsofs>=0)
{
for (i = 0; i < numfields-1; i++)
{
if (field[i].progsofs == (unsigned)progsofs)
{
// printf("found union field %s %i -> %i\n", field[i].name, field[i].progsofs, field[i].ofs);
field[fnum].ofs = ofs = field[i].ofs;
break;
}
}
}
}
// if (type != ev_vector)
if (fields_size < (ofs+type_size[type])*4)
fields_size = (ofs+type_size[type])*4;
if (max_fields_size && fields_size > max_fields_size)
Sys_Error("Allocated too many additional fields after ents were inited.");
field[fnum].type = type;
field[fnum].progsofs = progsofs;
// printf("Field %s %i -> %i\n", name, field[fnum].progsofs,field[fnum].ofs);
//we've finished setting the structure
return ofs - progfuncs->fieldadjust;
}
//note: we probably suffer from progs with renamed system globals.
int QC_RegisterFieldVar(progfuncs_t *progfuncs, unsigned int type, char *name, signed long engineofs, signed long progsofs)
{
// progstate_t *p;
// int pnum;
unsigned int i;
int namelen;
int ofs;
int fnum;
if (!name) //engine can use this to offset all progs fields
{ //which fixes constant field offsets (some ktpro arrays)
progfuncs->fieldadjust = fields_size/4;
return 0;
}
prinst->reorganisefields = true;
//look for an existing match
for (i = 0; i < numfields; i++)
{
if (!strcmp(name, field[i].name))
{
if (field[i].type != type)
{
/*Hexen2/DP compat hack: if the new type is a float and the original type is a vector, make the new def alias to the engine's _x field
this 'works around' the unused .vector color field used for rtlight colours vs the .float color used for particle colours (the float initialisers in map files will expand into the x slot safely).
qc/hc can work around this by just using .vector color/color_x instead, which is the same as this hack, but would resolve defs to allow rtlight colours.
*/
if (field[i].type != ev_vector || type != ev_float)
{
printf("Field type mismatch on \"%s\". %i != %i\n", name, field[i].type, type);
continue;
}
}
if (!progfuncs->fieldadjust && engineofs>=0)
if ((unsigned)engineofs/4 != field[i].ofs)
Sys_Error("Field %s at wrong offset", name);
if (field[i].progsofs == -1)
field[i].progsofs = progsofs;
// printf("Dupfield %s %i -> %i\n", name, field[i].progsofs,field[i].ofs);
return field[i].ofs-progfuncs->fieldadjust; //got a match
}
}
if (numfields+1>maxfields)
{
fdef_t *nf;
i = maxfields;
maxfields += 32;
nf = memalloc(sizeof(fdef_t) * maxfields);
memcpy(nf, field, sizeof(fdef_t) * i);
memfree(field);
field = nf;
}
//try to add a new one
fnum = numfields;
numfields++;
field[fnum].name = name;
if (type == ev_vector)
{
char *n;
namelen = strlen(name)+5;
n=PRHunkAlloc(progfuncs, namelen);
sprintf(n, "%s_x", name);
ofs = QC_RegisterFieldVar(progfuncs, ev_float, n, engineofs, progsofs);
field[fnum].ofs = ofs+progfuncs->fieldadjust;
n=PRHunkAlloc(progfuncs, namelen);
sprintf(n, "%s_y", name);
QC_RegisterFieldVar(progfuncs, ev_float, n, (engineofs==-1)?-1:(engineofs+4), (progsofs==-1)?-1:progsofs+1);
n=PRHunkAlloc(progfuncs, namelen);
sprintf(n, "%s_z", name);
QC_RegisterFieldVar(progfuncs, ev_float, n, (engineofs==-1)?-1:(engineofs+8), (progsofs==-1)?-1:progsofs+2);
}
else if (engineofs >= 0)
{ //the engine is setting up a list of required field indexes.
//paranoid checking of the offset.
/* for (i = 0; i < numfields-1; i++)
{
if (field[i].ofs == ((unsigned)engineofs)/4)
{
if (type == ev_float && field[i].type == ev_vector) //check names
{
if (strncmp(field[i].name, name, strlen(field[i].name)))
Sys_Error("Duplicated offset");
}
else
Sys_Error("Duplicated offset");
}
}*/
if (engineofs&3)
Sys_Error("field %s is %i&3", name, (int)engineofs);
field[fnum].ofs = ofs = engineofs/4;
}
else
{ //we just found a new fieldname inside a progs
field[fnum].ofs = ofs = fields_size/4; //add on the end
//if the progs field offset matches annother offset in the same progs, make it match up with the earlier one.
if (progsofs>=0)
{
for (i = 0; i < numfields-1; i++)
{
if (field[i].progsofs == (unsigned)progsofs)
{
// printf("found union field %s %i -> %i\n", field[i].name, field[i].progsofs, field[i].ofs);
field[fnum].ofs = ofs = field[i].ofs;
break;
}
}
}
}
// if (type != ev_vector)
if (fields_size < (ofs+type_size[type])*4)
fields_size = (ofs+type_size[type])*4;
if (max_fields_size && fields_size > max_fields_size)
Sys_Error("Allocated too many additional fields after ents were inited.");
field[fnum].type = type;
field[fnum].progsofs = progsofs;
// printf("Field %s %i -> %i\n", name, field[fnum].progsofs,field[fnum].ofs);
//we've finished setting the structure
return ofs - progfuncs->fieldadjust;
}
