fteqw/engine/client/pr_csqc.c

#include "quakedef.h"

#ifdef CSQC_DAT

#ifdef RGLQUAKE
#include "glquake.h"	//evil to include this
#endif

progfuncs_t *csqcprogs;

//note: doesn't even have to match the clprogs.dat :)
typedef struct {
//CHANGING THIS STRUCTURE REQUIRES CHANGES IN CSQC_InitFields
	//fields the client will pull out of the edict for rendering.
	float modelindex;	//csqc modelindexes
	vec3_t origin;
	vec3_t angles;
	float alpha;	//transparency
	float scale;	//model scale
	float fatness;	//expand models X units along thier normals.
	float skin;
	float colormap;
	float frame;
	float oldframe;
	float lerpfrac;

	float drawmask;	//drawentities uses this mask for it.

	string_t model;
} csqcentvars_t;

typedef struct csqcedict_s
{
	qboolean	isfree;
	float		freetime; // sv.time when the object was freed
	int			entnum;
	qboolean	readonly;	//world
	
	csqcentvars_t	v;
} csqcedict_t;

void CSQC_InitFields(void)
{	//CHANGING THIS FUNCTION REQUIRES CHANGES TO csqcentvars_t
#define fieldfloat(name) PR_RegisterFieldVar(csqcprogs, ev_float, #name, (int)&((csqcedict_t*)0)->v.name - (int)&((csqcedict_t*)0)->v, -1)
#define fieldvector(name) PR_RegisterFieldVar(csqcprogs, ev_vector, #name, (int)&((csqcedict_t*)0)->v.name - (int)&((csqcedict_t*)0)->v, -1)
#define fieldentity(name) PR_RegisterFieldVar(csqcprogs, ev_entity, #name, (int)&((csqcedict_t*)0)->v.name - (int)&((csqcedict_t*)0)->v, -1)
#define fieldstring(name) PR_RegisterFieldVar(csqcprogs, ev_string, #name, (int)&((csqcedict_t*)0)->v.name - (int)&((csqcedict_t*)0)->v, -1)
#define fieldfunction(name) PR_RegisterFieldVar(csqcprogs, ev_function, #name, (int)&((csqcedict_t*)0)->v.name - (int)&((csqcedict_t*)0)->v, -1)

	fieldfloat(modelindex);
	fieldvector(origin);
	fieldvector(angles);
	fieldfloat(alpha);	//transparency
	fieldfloat(scale);	//model scale
	fieldfloat(fatness);	//expand models X units along thier normals.
	fieldfloat(skin);
	fieldfloat(colormap);
	fieldfloat(frame);
	fieldfloat(oldframe);
	fieldfloat(lerpfrac);

	fieldfloat(drawmask);

	fieldstring(model);
}

#define	RETURN_SSTRING(s) (*(char **)&((int *)pr_globals)[OFS_RETURN] = PR_SetString(prinst, s))	//static - exe will not change it.
char *PF_TempStr(void);

int csqcentsize;

//pr_cmds.c builtins that need to be moved to a common.
void VARGS PR_BIError(progfuncs_t *progfuncs, char *format, ...);
void PF_cvar_string (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_cvar_set (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_dprint (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_error (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_rint (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_floor (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_ceil (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_Tokenize  (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_ArgV  (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_FindString (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_FindFloat (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_nextent (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_randomvec (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_Sin (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_Cos (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_Sqrt (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_bound (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_strlen(progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_strcat (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_ftos (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_fabs (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_vtos (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_etos (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_stof (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_mod (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_substring (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_stov (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_dupstring(progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_forgetstring(progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_Spawn (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_min (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_max (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_registercvar (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_pow (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_chr2str (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_localcmd (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_random (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_fopen (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_fclose (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_fputs (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_fgets (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_normalize (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_vlen (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_vectoyaw (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_vectoangles (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_findchain (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_findchainfloat (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_coredump (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_traceon (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_traceoff (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_eprint (progfuncs_t *prinst, struct globalvars_s *pr_globals);

void PF_strstrofs (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_str2chr (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_chr2str (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_strconv (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_infoadd (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_infoget (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_strncmp (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_strcasecmp (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_strncasecmp (progfuncs_t *prinst, struct globalvars_s *pr_globals);

//these functions are from pr_menu.dat
void PF_CL_is_cached_pic (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_CL_precache_pic (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_CL_free_pic (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_CL_drawcharacter (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_CL_drawstring (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_CL_drawpic (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_CL_drawfill (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_CL_drawsetcliparea (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_CL_drawresetcliparea (progfuncs_t *prinst, struct globalvars_s *pr_globals);
void PF_CL_drawgetimagesize (progfuncs_t *prinst, struct globalvars_s *pr_globals);

#define MAXTEMPBUFFERLEN	1024

void PF_fclose_progs (progfuncs_t *prinst);
char *PF_VarString (progfuncs_t *prinst, int	first, struct globalvars_s *pr_globals);

static void PF_cvar (progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	cvar_t	*var;
	char	*str;

	str = PR_GetStringOfs(prinst, OFS_PARM0);
	{
		var = Cvar_Get(str, "", 0, "csqc cvars");
		if (var)
			G_FLOAT(OFS_RETURN) = var->value;
		else
			G_FLOAT(OFS_RETURN) = 0;
	}
}

//too specific to the prinst's builtins.
static void PF_Fixme (progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	Con_Printf("\n");

	prinst->PR_RunError(prinst, "\nBuiltin %i not implemented.\nMenu is not compatable.", prinst->lastcalledbuiltinnumber);
	PR_BIError (prinst, "bulitin not implemented");
}



static void PF_makevectors (progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
//	AngleVectors (G_VECTOR(OFS_PARM0), CSQC_VEC(v_forward), CSQC_VEC(v_right), CSQC_VEC(v_up));
}

static void PF_R_AddEntity(progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	csqcedict_t *in = (void*)G_EDICT(prinst, OFS_PARM0);
	entity_t ent;
	int i;
	
	memset(&ent, 0, sizeof(ent));

	i = in->v.modelindex;
	if (i == 0)
		return;
	else if (i > 0 && i < MAX_MODELS)
		ent.model = cl.model_precache[i];
	else if (i < 0 && i > -MAX_CSQCMODELS)
		ent.model = cl.model_csqcprecache[-i];
	else
		return; //there might be other ent types later as an extension that stop this.

	if (!ent.model)
	{
		Con_Printf("PF_R_AddEntity: model wasn't precached!\n");
		return;
	}

	
	ent.frame = in->v.frame;
	ent.oldframe = in->v.oldframe;
	ent.lerpfrac = in->v.lerpfrac;

	ent.angles[0] = in->v.angles[0];
	ent.angles[1] = in->v.angles[1];
	ent.angles[2] = in->v.angles[2];
	AngleVectors(ent.angles, ent.axis[0], ent.axis[1], ent.axis[2]);
	VectorInverse(ent.axis[1]);

	ent.alpha = in->v.alpha;
	ent.scale = in->v.scale;

	V_AddEntity(&ent);
}

#define MASK_ENGINE 1
static void PF_R_AddEntityMask(progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	int mask = G_FLOAT(OFS_PARM0);
	csqcedict_t *ent;
	int e;

	for (e=1; e < *prinst->parms->sv_num_edicts; e++)
	{
		ent = (void*)EDICT_NUM(prinst, e);
		if (ent->isfree)
			continue;

		if ((int)ent->v.drawmask & mask)
		{
			G_INT(OFS_PARM0) = EDICT_TO_PROG(prinst, (void*)ent);
			PF_R_AddEntity(prinst, pr_globals);
		}
	}

	if (mask & MASK_ENGINE && cl.worldmodel)
	{
		CL_LinkViewModel ();
		CL_LinkPlayers ();
		CL_LinkPacketEntities ();
		CL_LinkProjectiles ();
		CL_UpdateTEnts ();
	}
}

//float CalcFov (float fov_x, float width, float height);
//clear scene, and set up the default stuff.
static void PF_R_ClearScene (progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	extern frame_t		*view_frame;
	extern player_state_t		*view_message;

	CL_DecayLights ();

	if (cl.worldmodel)
	{
		//work out which packet entities are solid
		CL_SetSolidEntities ();

		// Set up prediction for other players
		CL_SetUpPlayerPrediction(false);

		// do client side motion prediction
		CL_PredictMove ();

		// Set up prediction for other players
		CL_SetUpPlayerPrediction(true);
	}

	CL_SwapEntityLists();

	view_frame = &cl.frames[cls.netchan.incoming_sequence & UPDATE_MASK];
	view_message = &view_frame->playerstate[cl.playernum[0]];
	V_CalcRefdef(0);	//set up the defaults (for player 0)
	/*
	VectorCopy(cl.simangles[0], r_refdef.viewangles);
	VectorCopy(cl.simorg[0], r_refdef.vieworg);
	r_refdef.flags = 0;

	r_refdef.vrect.x = 0;
	r_refdef.vrect.y = 0;
	r_refdef.vrect.width = vid.width;
	r_refdef.vrect.height = vid.height;

	r_refdef.fov_x = scr_fov.value;
	r_refdef.fov_y = CalcFov (r_refdef.fov_x, r_refdef.vrect.width, r_refdef.vrect.height);
	*/
}

static void PF_R_SetViewFlag(progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	char *s = PR_GetStringOfs(prinst, OFS_PARM0);
	float *p = G_VECTOR(OFS_PARM1);
	switch(*s)
	{
	case 'F':
		if (!strcmp(s, "FOV"))	//set both fov numbers
		{
			r_refdef.fov_x = p[0];
			r_refdef.fov_y = p[1];
			return;
		}
		if (!strcmp(s, "FOV_X"))
		{
			r_refdef.fov_x = *p;
			return;
		}
		if (!strcmp(s, "FOV_Y"))
		{
			r_refdef.fov_y = *p;
			return;
		}
		break;
	case 'O':
		if (!strcmp(s, "ORIGIN"))
		{
			VectorCopy(p, r_refdef.vieworg);
			return;
		}
		if (!strcmp(s, "ORIGIN_X"))
		{
			r_refdef.vieworg[0] = *p;
			return;
		}
		if (!strcmp(s, "ORIGIN_Y"))
		{
			r_refdef.vieworg[1] = *p;
			return;
		}
		if (!strcmp(s, "ORIGIN_Z"))
		{
			r_refdef.vieworg[2] = *p;
			return;
		}
		break;
		
	case 'A':
		if (!strcmp(s, "ANGLES"))
		{
			VectorCopy(p, r_refdef.viewangles);
			return;
		}
		if (!strcmp(s, "ANGLES_X"))
		{
			r_refdef.viewangles[0] = *p;
			return;
		}
		if (!strcmp(s, "ANGLES_Y"))
		{
			r_refdef.viewangles[1] = *p;
			return;
		}
		if (!strcmp(s, "ANGLES_Z"))
		{
			r_refdef.viewangles[2] = *p;
			return;
		}
		break;
		
	case 'W':
		if (!strcmp(s, "WIDTH"))
		{
			r_refdef.vrect.width = *p;
			return;
		}
		break;
	case 'H':
		if (!strcmp(s, "HEIGHT"))
		{
			r_refdef.vrect.height = *p;
			return;
		}
		break;
	case 'S':
		if (!strcmp(s, "SIZE"))
		{
			r_refdef.vrect.width = p[0];
			r_refdef.vrect.height = p[1];
			return;
		}
		break;
	case 'M':
		if (!strcmp(s, "MIN_X"))
		{
			r_refdef.vrect.x = *p;
			return;
		}
		if (!strcmp(s, "MIN_Y"))
		{
			r_refdef.vrect.y = *p;
			return;
		}
		if (!strcmp(s, "MIN"))
		{
			r_refdef.vrect.x = p[0];
			r_refdef.vrect.y = p[1];
			return;
		}
		break;
	default:
		break;
	}
	Con_DPrintf("SetViewFlag: %s not recognised\n", s);
}

static void PF_R_RenderScene(progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	R_PushDlights ();

#ifdef RGLQUAKE
	if (qrenderer == QR_OPENGL)
	{
		gl_ztrickdisabled|=16;
		qglDisable(GL_ALPHA_TEST);
		qglDisable(GL_BLEND);
	}
#endif
	R_RenderView();
#ifdef RGLQUAKE
	if (qrenderer == QR_OPENGL)
	{
		gl_ztrickdisabled&=~16;
		GL_Set2D ();
		qglBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
		GL_TexEnv(GL_MODULATE);
	}
#endif

	#ifdef RGLQUAKE
	if (qrenderer == QR_OPENGL)
	{
		qglDisable(GL_ALPHA_TEST);
		qglEnable(GL_BLEND);
	}
#endif

	vid.recalc_refdef = 1;
}

static void PF_cs_getstatf(progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	int stnum = G_FLOAT(OFS_PARM0);
	float val = *(float*)&cl.stats[0][stnum];	//copy float into the stat
	G_FLOAT(OFS_RETURN) = val;
}
static void PF_cs_getstati(progfuncs_t *prinst, struct globalvars_s *pr_globals)
{	//convert an int stat into a qc float.

	int stnum = G_FLOAT(OFS_PARM0);
	int val = cl.stats[0][stnum];
	if (*prinst->callargc > 1)
	{
		int first, count;
		first = G_FLOAT(OFS_PARM1);
		count = G_FLOAT(OFS_PARM2);
		G_FLOAT(OFS_RETURN) = (((unsigned int)val)&(((1<<count)-1)<<first))>>first;
	}
	else
		G_FLOAT(OFS_RETURN) = val;
}
static void PF_cs_getstats(progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	int stnum = G_FLOAT(OFS_PARM0);
	char *out;

	out = PF_TempStr();

	//the network protocol byteswaps

	((unsigned int*)out)[0] = LittleLong(cl.stats[0][stnum+0]);
	((unsigned int*)out)[1] = LittleLong(cl.stats[0][stnum+1]);
	((unsigned int*)out)[2] = LittleLong(cl.stats[0][stnum+2]);
	((unsigned int*)out)[3] = LittleLong(cl.stats[0][stnum+3]);
	((unsigned int*)out)[4] = 0;	//make sure it's null terminated

	RETURN_SSTRING(out);
}

static void PF_CSQC_SetOrigin(progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	csqcedict_t *ent = (void*)G_EDICT(prinst, OFS_PARM0);
	float *org = G_VECTOR(OFS_PARM1);
	VectorCopy(org, ent->v.origin);

	//fixme: add some sort of fast area grid
}

static int FindModel(char *name, int *free)
{
	int i;

	*free = 0;

	for (i = 1; i < MAX_CSQCMODELS; i++)
	{
		if (!*cl.model_csqcname[i])
		{
			*free = -i;
			break;
		}
		if (!strcmp(cl.model_csqcname[i], name))
			return -i;
	}
	for (i = 1; i < MAX_MODELS; i++)
	{
		if (!strcmp(cl.model_name[i], name))
			return i;
	}
	return 0;
}
static void PF_CSQC_SetModel(progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	csqcedict_t *ent = (void*)G_EDICT(prinst, OFS_PARM0);
	char *modelname = PR_GetStringOfs(prinst, OFS_PARM1);
	int freei;
	int modelindex = FindModel(modelname, &freei);

	if (!modelindex)
	{
		if (!freei)
			Host_EndGame("CSQC ran out of model slots\n");
		Con_DPrintf("Late caching model \"%s\"\n", modelname);
		Q_strncpyz(cl.model_csqcname[-freei], modelname, sizeof(cl.model_csqcname[-freei]));	//allocate a slot now
		modelindex = freei;

		cl.model_csqcprecache[-freei] = Mod_ForName(cl.model_csqcname[-freei], false);
	}

	ent->v.modelindex = modelindex;
	if (modelindex < 0)
		ent->v.model = PR_SetString(prinst, cl.model_csqcname[-modelindex]);
	else
		ent->v.model = PR_SetString(prinst, cl.model_name[modelindex]);
}
static void PF_CSQC_SetModelIndex(progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	csqcedict_t *ent = (void*)G_EDICT(prinst, OFS_PARM0);
	int modelindex = G_FLOAT(OFS_PARM1);

	ent->v.modelindex = modelindex;
	if (modelindex < 0)
		ent->v.model = PR_SetString(prinst, cl.model_csqcname[-modelindex]);
	else
		ent->v.model = PR_SetString(prinst, cl.model_name[modelindex]);
}
static void PF_CSQC_PrecacheModel(progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	char *modelname = PR_GetStringOfs(prinst, OFS_PARM0);
	int i;
	for (i = 1; i < MAX_CSQCMODELS; i++)
	{
		if (!*cl.model_csqcname[i])
			break;
		if (!strcmp(cl.model_csqcname[i], modelname))
		{
			cl.model_csqcprecache[i] = Mod_ForName(cl.model_csqcname[i], false);
			break;
		}
	}

	for (i = 1; i < MAX_MODELS; i++)	//I regret this.
	{
		if (!*cl.model_name[i])
			break;
		if (!strcmp(cl.model_name[i], modelname))
		{
			cl.model_precache[i] = Mod_ForName(cl.model_name[i], false);
			break;
		}
	}
}
static void PF_CSQC_ModelnameForIndex(progfuncs_t *prinst, struct globalvars_s *pr_globals)
{
	int modelindex = G_FLOAT(OFS_PARM0);

	if (modelindex < 0)
		G_INT(OFS_RETURN) = (int)PR_SetString(prinst, cl.model_csqcname[-modelindex]);
	else
		G_INT(OFS_RETURN) = (int)PR_SetString(prinst, cl.model_name[modelindex]);
}

//warning: functions that depend on globals are bad, mkay?
builtin_t csqc_builtins[] = {
//0
	PF_Fixme,
	PF_makevectors,
	PF_CSQC_SetOrigin, //PF_setorigin
	PF_CSQC_SetModel, //PF_setmodel
	PF_Fixme, //PF_setsize
	PF_Fixme,
	PF_Fixme, //PF_break,
	PF_random,
	PF_Fixme, //PF_sound,
	PF_normalize,
//10
	PF_error,
	PF_Fixme, //PF_objerror,
	PF_vlen,
	PF_vectoyaw,
	PF_Spawn,
	PF_Fixme, //PF_Remove,
	PF_Fixme, //PF_traceline,
	PF_Fixme, //PF_checkclient, (don't support)
	PF_FindString,
	PF_Fixme, //PF_precache_sound,
//20
	PF_CSQC_PrecacheModel, //PF_precache_model,
	PF_Fixme, //PF_stuffcmd, (don't support)
	PF_Fixme, //PF_findradius,
	PF_Fixme, //PF_bprint, (don't support)
	PF_Fixme, //PF_sprint,
	PF_dprint,
	PF_ftos,
	PF_vtos,
	PF_coredump,
	PF_traceon,
//30
	PF_traceoff,
	PF_eprint,
	PF_Fixme, //PF_walkmove, (don't support yet)
	PF_Fixme,
PF_Fixme, //PF_droptofloor,
PF_Fixme, //PF_lightstyle,
PF_rint,
PF_floor,
PF_ceil,
PF_Fixme,
//40
PF_Fixme, //PF_checkbottom,
PF_Fixme, //PF_pointcontents,
PF_Fixme,
PF_fabs,
PF_Fixme, //PF_aim,	hehehe... (don't support)
PF_cvar,
PF_localcmd,
PF_nextent,
PF_Fixme, //PF_particle,
PF_Fixme, //PF_changeyaw,
//50
PF_Fixme,
PF_vectoangles,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
//60
PF_Fixme,

PF_Sin,
PF_Cos,
PF_Sqrt,

PF_Fixme,

PF_Fixme,
PF_Fixme,
SV_MoveToGoal,
PF_Fixme, //PF_precache_file, (don't support)
PF_Fixme, //PF_makestatic,
//70
PF_Fixme, //PF_changelevel, (don't support)
PF_Fixme,
PF_cvar_set,
PF_Fixme, //PF_centerprint,
PF_Fixme, //PF_ambientsound,

PF_Fixme, //PF_precache_model,
PF_Fixme, //PF_precache_sound,
PF_Fixme, //PF_precache_file,
PF_Fixme, //PF_setspawnparms,
PF_Fixme, //PF_logfrag, (don't support)
//80
PF_Fixme, //PF_infokey,
PF_stof,
PF_Fixme, //PF_multicast, (don't support)
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
//90
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
//100
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
//110
PF_fopen,
PF_fclose,
PF_fgets,
PF_fputs,
PF_strlen,

PF_strcat,
PF_substring,
PF_stov,
PF_dupstring,
PF_forgetstring,


//120
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

//130
PF_R_ClearScene,
PF_R_AddEntityMask,
PF_R_AddEntity,
PF_R_SetViewFlag,
PF_R_RenderScene,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

//140
PF_CL_is_cached_pic,//0
PF_CL_precache_pic,//1
PF_CL_free_pic,//2
PF_CL_drawcharacter,//3
PF_CL_drawstring,//4
PF_CL_drawpic,//5
PF_CL_drawfill,//6
PF_CL_drawsetcliparea,//7
PF_CL_drawresetcliparea,//8
PF_CL_drawgetimagesize,//9

//150
PF_cs_getstatf,
PF_cs_getstati,
PF_cs_getstats,
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

//160
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

//170
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

//180
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

//190
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

//200
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

//210
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

//220
PF_Fixme,
PF_strstrofs,
PF_str2chr,
PF_chr2str,
PF_strconv,

PF_infoadd,
PF_infoget,
PF_strncmp,
PF_strcasecmp,
PF_strncasecmp,

//230
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

//240
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,

PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme,
PF_Fixme

};
int csqc_numbuiltins = sizeof(csqc_builtins)/sizeof(csqc_builtins[0]);





jmp_buf csqc_abort;
progparms_t csqcprogparms;
csqcedict_t *csqc_edicts;
int num_csqc_edicts;

func_t csqc_init_function;
func_t csqc_shutdown_function;
func_t csqc_draw_function;
func_t csqc_keydown_function;
func_t csqc_keyup_function;
func_t csqc_parse_stuffcmd;
func_t csqc_parse_centerprint;

float *csqc_time;




int COM_FileSize(char *path);
pbool QC_WriteFile(char *name, void *data, int len);
void *VARGS PR_Malloc(int size);	//these functions should be tracked by the library reliably, so there should be no need to track them ourselves.
void VARGS PR_Free(void *mem);

//Any menu builtin error or anything like that will come here.
void VARGS CSQC_Abort (char *format, ...)	//an error occured.
{
	va_list		argptr;
	char		string[1024];

	va_start (argptr, format);
	_vsnprintf (string,sizeof(string)-1, format,argptr);
	va_end (argptr);

	Con_Printf("CSQC_Abort: %s\nShutting down csqc\n", string);


{
	static char buffer[1024*1024*8];
	int size = sizeof buffer;
	csqcprogs->save_ents(csqcprogs, buffer, &size, 3);
	COM_WriteFile("csqccore.txt", buffer, size);
}

	Host_EndGame("csqc error");
}

void CSQC_Shutdown(void)
{
	if (csqcprogs)
	{
		CloseProgs(csqcprogs);
		Con_Printf("Closed csqc\n");
	}
	csqcprogs = NULL;
}

void CSQC_FindGlobals(void)
{
	csqc_time = (float*)PR_FindGlobal(csqcprogs, "time", 0);
	if (csqc_time)
		*csqc_time = Sys_DoubleTime();


	csqc_init_function	= PR_FindFunction(csqcprogs, "CSQC_Init",	PR_ANY);
	csqc_shutdown_function	= PR_FindFunction(csqcprogs, "CSQC_Shutdown",	PR_ANY);
	csqc_draw_function	= PR_FindFunction(csqcprogs, "CSQC_UpdateView",	PR_ANY);
	csqc_keydown_function	= PR_FindFunction(csqcprogs, "CSQC_KeyDown",	PR_ANY);
	csqc_keyup_function	= PR_FindFunction(csqcprogs, "CSQC_KeyUp",	PR_ANY);

	csqc_parse_stuffcmd	= PR_FindFunction(csqcprogs, "CSQC_Parse_StuffCmd",	PR_ANY);
	csqc_parse_centerprint	= PR_FindFunction(csqcprogs, "CSQC_Parse_CenterPrint",	PR_ANY);
}

double  csqctime;
void CSQC_Init (void)
{
	CSQC_Shutdown();

	if (!qrenderer)
	{
		return;
	}

	memset(cl.model_csqcname, 0, sizeof(cl.model_csqcname));
	memset(cl.model_csqcprecache, 0, sizeof(cl.model_csqcprecache));

	csqcprogparms.progsversion = PROGSTRUCT_VERSION;
	csqcprogparms.ReadFile = COM_LoadStackFile;//char *(*ReadFile) (char *fname, void *buffer, int *len);
	csqcprogparms.FileSize = COM_FileSize;//int (*FileSize) (char *fname);	//-1 if file does not exist
	csqcprogparms.WriteFile = QC_WriteFile;//bool (*WriteFile) (char *name, void *data, int len);
	csqcprogparms.printf = (void *)Con_Printf;//Con_Printf;//void (*printf) (char *, ...);
	csqcprogparms.Sys_Error = Sys_Error;
	csqcprogparms.Abort = CSQC_Abort;
	csqcprogparms.edictsize = sizeof(csqcedict_t);

	csqcprogparms.entspawn = NULL;//void (*entspawn) (struct edict_s *ent);	//ent has been spawned, but may not have all the extra variables (that may need to be set) set
	csqcprogparms.entcanfree = NULL;//bool (*entcanfree) (struct edict_s *ent);	//return true to stop ent from being freed
	csqcprogparms.stateop = NULL;//StateOp;//void (*stateop) (float var, func_t func);
	csqcprogparms.cstateop = NULL;//CStateOp;
	csqcprogparms.cwstateop = NULL;//CWStateOp;
	csqcprogparms.thinktimeop = NULL;//ThinkTimeOp;

	//used when loading a game
	csqcprogparms.builtinsfor = NULL;//builtin_t *(*builtinsfor) (int num);	//must return a pointer to the builtins that were used before the state was saved.
	csqcprogparms.loadcompleate = NULL;//void (*loadcompleate) (int edictsize);	//notification to reset any pointers.

	csqcprogparms.memalloc = PR_Malloc;//void *(*memalloc) (int size);	//small string allocation	malloced and freed randomly
	csqcprogparms.memfree = PR_Free;//void (*memfree) (void * mem);


	csqcprogparms.globalbuiltins = csqc_builtins;//builtin_t *globalbuiltins;	//these are available to all progs
	csqcprogparms.numglobalbuiltins = csqc_numbuiltins;

	csqcprogparms.autocompile = PR_NOCOMPILE;//enum {PR_NOCOMPILE, PR_COMPILENEXIST, PR_COMPILECHANGED, PR_COMPILEALWAYS} autocompile;

	csqcprogparms.gametime = &csqctime;

	csqcprogparms.sv_edicts = (edict_t **)&csqc_edicts;
	csqcprogparms.sv_num_edicts = &num_csqc_edicts;

	csqcprogparms.useeditor = NULL;//sorry... QCEditor;//void (*useeditor) (char *filename, int line, int nump, char **parms);

	csqctime = Sys_DoubleTime();
	if (!csqcprogs)
	{
		csqcprogs = InitProgs(&csqcprogparms);
		PR_Configure(csqcprogs, NULL, -1, 1);
		
		CSQC_InitFields();	//let the qclib know the field order that the engine needs.
		
		if (PR_LoadProgs(csqcprogs, "csprogs.dat", 0, NULL, 0) < 0) //no per-progs builtins.
		{
			CSQC_Shutdown();
			//failed to load or something
			return;
		}
		if (setjmp(csqc_abort))
		{
			CSQC_Shutdown();
			return;
		}
		
		csqcentsize = PR_InitEnts(csqcprogs, 3072);
		
		CSQC_FindGlobals();

		//world edict becomes readonly
		EDICT_NUM(csqcprogs, 0)->readonly = true;
		EDICT_NUM(csqcprogs, 0)->isfree = false;

		if (csqc_init_function)
			PR_ExecuteProgram(csqcprogs, csqc_init_function);

		Con_Printf("Loaded csqc\n");
	}
}

qboolean CSQC_DrawView(void)
{
	if (!csqc_draw_function || !csqcprogs)
		return false;

	r_secondaryview = 0;

	if (cl.worldmodel)
		R_LessenStains();

	PR_ExecuteProgram(csqcprogs, csqc_draw_function);

	return true;
}

qboolean CSQC_StuffCmd(char *cmd)
{
	void *pr_globals;
	char *str;
	if (!csqcprogs || !csqc_parse_stuffcmd)
		return false;

	str = PF_TempStr();
	Q_strncpyz(str, cmd, MAXTEMPBUFFERLEN);

	pr_globals = PR_globals(csqcprogs, PR_CURRENT);
	(*(char **)&((int *)pr_globals)[OFS_PARM0] = PR_SetString(csqcprogs, str));

	PR_ExecuteProgram (csqcprogs, csqc_parse_stuffcmd);
	return true;
}
qboolean CSQC_CenterPrint(char *cmd)
{
	void *pr_globals;
	char *str;
	if (!csqcprogs || !csqc_parse_centerprint)
		return false;

	str = PF_TempStr();
	Q_strncpyz(str, cmd, MAXTEMPBUFFERLEN);

	pr_globals = PR_globals(csqcprogs, PR_CURRENT);
	(*(char **)&((int *)pr_globals)[OFS_PARM0] = PR_SetString(csqcprogs, str));

	PR_ExecuteProgram (csqcprogs, csqc_parse_centerprint);
	return G_FLOAT(OFS_RETURN);
}

//this protocol allows up to 32767 edicts.
void CSQC_ParseEntities(void)
{
	/*
	csqcedict_t *ent;
	unsigned short entnum;

	if (!csqcprogs)
		Host_EndGame

	for(;;)
	{
		entnum = MSG_ReadShort();
		if (!entnum)
			break;
		if (entnum & 0x8000)
		{	//remove
			entnum &= ~0x8000;

			if (!entnum)
			{
				Con_Printf("CSQC cannot remove world!\n");
				continue;
			}

			ent = csqcent[entnum];

			if (!ent)	//hrm.
				continue;

			*csqc_globals->self = EDICT_TO_PROG(svprogfuncs, ent);
			PR_ExecuteProgram(csqcprogs, csqc_ent_remove);
			csqcent[entnum] = NULL;
			//the csqc is expected to call the remove builtin.
		}
		else
		{
			ent = csqcent[entnum];
			if (!ent)
			{
				ent = ED_Alloc(csqcprogs);
				G_FLOAT(OFS_PARM0) = true;
			}
			else
				G_FLOAT(OFS_PARM0) = false;

			*csqc_globals->self = EDICT_TO_PROG(svprogfuncs, ent);
			PR_ExecuteProgram(csqcprogs, csqc_ent_update);
		}
	}*/
}

#endif