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quakeforge/nq/source/pr_cmds.c

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/*
pr->pr_cmds.c
@description@
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:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
static const char rcsid[] =
"$Id$";
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include "QF/clip_hull.h"
#include "QF/console.h"
#include "QF/cvar.h"
#include "QF/sys.h"
#include "QF/cmd.h"
#include "QF/va.h"
#include "QF/msg.h"
#include "compat.h"
#include "host.h"
#include "server.h"
#include "sv_progs.h"
#include "world.h"
/*
BUILT-IN FUNCTIONS
*/
/*
PF_error
This is a TERMINAL error, which will kill off the entire server.
Dumps self.
error(value)
*/
void
PF_error (progs_t *pr)
{
const char *s;
edict_t *ed;
s = PF_VarString (pr, 0);
Con_Printf ("======SERVER ERROR in %s:\n%s\n",
PR_GetString (&sv_pr_state, pr->pr_xfunction->s_name), s);
ed = PROG_TO_EDICT (pr, *sv_globals.self);
ED_Print (pr, ed);
Host_Error ("Program error");
}
/*
PF_objerror
Dumps out self, then an error message. The program is aborted and self is
removed, but the level can continue.
objerror(value)
*/
void
PF_objerror (progs_t *pr)
{
const char *s;
edict_t *ed;
s = PF_VarString (pr, 0);
Con_Printf ("======OBJECT ERROR in %s:\n%s\n",
PR_GetString (&sv_pr_state, pr->pr_xfunction->s_name), s);
ed = PROG_TO_EDICT (pr, *sv_globals.self);
ED_Print (pr, ed);
ED_Free (pr, ed);
Host_Error ("Program error");
}
/*
PF_makevectors
Writes new values for v_forward, v_up, and v_right based on angles
makevectors(vector)
*/
void
PF_makevectors (progs_t *pr)
{
AngleVectors (P_VECTOR (pr, 0), *sv_globals.v_forward,
*sv_globals.v_right, *sv_globals.v_up);
}
/*
PF_setorigin
This is the only valid way to move an object without using the physics of the world (setting velocity and waiting). Directly changing origin will not set internal links correctly, so clipping would be messed up. This should be called when an object is spawned, and then only if it is teleported.
setorigin (entity, origin)
*/
void
PF_setorigin (progs_t *pr)
{
edict_t *e;
float *org;
e = P_EDICT (pr, 0);
org = P_VECTOR (pr, 1);
VectorCopy (org, SVvector (e, origin));
SV_LinkEdict (e, false);
}
void
SetMinMaxSize (progs_t *pr, edict_t *e, const vec3_t min, const vec3_t max,
qboolean rotate)
{
float *angles;
vec3_t rmin, rmax;
float bounds[2][3];
float xvector[2], yvector[2];
float a;
vec3_t base, transformed;
int i, j, k, l;
for (i = 0; i < 3; i++)
if (min[i] > max[i])
PR_RunError (pr, "backwards mins/maxs");
rotate = false; // FIXME: implement rotation properly again
if (!rotate) {
VectorCopy (min, rmin);
VectorCopy (max, rmax);
} else {
// find min / max for rotations
angles = SVvector (e, angles);
a = angles[1] / 180 * M_PI;
xvector[0] = cos (a);
xvector[1] = sin (a);
yvector[0] = -sin (a);
yvector[1] = cos (a);
VectorCopy (min, bounds[0]);
VectorCopy (max, bounds[1]);
rmin[0] = rmin[1] = rmin[2] = 9999;
rmax[0] = rmax[1] = rmax[2] = -9999;
for (i = 0; i <= 1; i++) {
base[0] = bounds[i][0];
for (j = 0; j <= 1; j++) {
base[1] = bounds[j][1];
for (k = 0; k <= 1; k++) {
base[2] = bounds[k][2];
// transform the point
transformed[0] =
xvector[0] * base[0] + yvector[0] * base[1];
transformed[1] =
xvector[1] * base[0] + yvector[1] * base[1];
transformed[2] = base[2];
for (l = 0; l < 3; l++) {
if (transformed[l] < rmin[l])
rmin[l] = transformed[l];
if (transformed[l] > rmax[l])
rmax[l] = transformed[l];
}
}
}
}
}
// set derived values
VectorCopy (rmin, SVvector (e, mins));
VectorCopy (rmax, SVvector (e, maxs));
VectorSubtract (max, min, SVvector (e, size));
SV_LinkEdict (e, false);
}
/*
PF_setsize
the size box is rotated by the current angle
setsize (entity, minvector, maxvector)
*/
void
PF_setsize (progs_t *pr)
{
edict_t *e;
float *min, *max;
e = P_EDICT (pr, 0);
min = P_VECTOR (pr, 1);
max = P_VECTOR (pr, 2);
SetMinMaxSize (pr, e, min, max, false);
}
/*
PF_setmodel
setmodel(entity, model)
*/
void
PF_setmodel (progs_t *pr)
{
edict_t *e;
const char *m, **check;
model_t *mod;
int i;
e = P_EDICT (pr, 0);
m = P_STRING (pr, 1);
// check to see if model was properly precached
for (i = 0, check = sv.model_precache; *check; i++, check++)
if (!strcmp (*check, m))
break;
if (!*check)
PR_RunError (pr, "no precache: %s\n", m);
SVstring (e, model) = PR_SetString (pr, m);
SVfloat (e, modelindex) = i; // SV_ModelIndex (m);
mod = sv.models[(int) SVfloat (e, modelindex)]; // Mod_ForName (m, true);
if (mod)
SetMinMaxSize (pr, e, mod->mins, mod->maxs, true);
else
SetMinMaxSize (pr, e, vec3_origin, vec3_origin, true);
}
/*
PF_bprint
broadcast print to everyone on server
bprint(value)
*/
void
PF_bprint (progs_t *pr)
{
const char *s;
s = PF_VarString (pr, 0);
SV_BroadcastPrintf ("%s", s);
}
/*
PF_sprint
single print to a specific client
sprint(clientent, value)
*/
void
PF_sprint (progs_t *pr)
{
const char *s;
client_t *client;
int entnum;
entnum = P_EDICTNUM (pr, 0);
s = PF_VarString (pr, 1);
if (entnum < 1 || entnum > svs.maxclients) {
Con_Printf ("tried to sprint to a non-client\n");
return;
}
client = &svs.clients[entnum - 1];
MSG_WriteByte (&client->message, svc_print);
MSG_WriteString (&client->message, s);
}
/*
PF_centerprint
single print to a specific client
centerprint(clientent, value)
*/
void
PF_centerprint (progs_t *pr)
{
const char *s;
client_t *client;
int entnum;
entnum = P_EDICTNUM (pr, 0);
s = PF_VarString (pr, 1);
if (entnum < 1 || entnum > svs.maxclients) {
Con_Printf ("tried to sprint to a non-client\n");
return;
}
client = &svs.clients[entnum - 1];
MSG_WriteByte (&client->message, svc_centerprint);
MSG_WriteString (&client->message, s);
}
/*
PF_particle
particle(origin, color, count)
*/
void
PF_particle (progs_t *pr)
{
float *org, *dir;
float color;
float count;
org = P_VECTOR (pr, 0);
dir = P_VECTOR (pr, 1);
color = P_FLOAT (pr, 2);
count = P_FLOAT (pr, 3);
SV_StartParticle (org, dir, color, count);
}
/*
PF_ambientsound
*/
void
PF_ambientsound (progs_t *pr)
{
const char **check;
const char *samp;
float *pos;
float vol, attenuation;
int soundnum;
pos = P_VECTOR (pr, 0);
samp = P_STRING (pr, 1);
vol = P_FLOAT (pr, 2);
attenuation = P_FLOAT (pr, 3);
// check to see if samp was properly precached
for (soundnum = 0, check = sv.sound_precache; *check; check++, soundnum++)
if (!strcmp (*check, samp))
break;
if (!*check) {
Con_Printf ("no precache: %s\n", samp);
return;
}
// add an svc_spawnambient command to the level signon packet
MSG_WriteByte (&sv.signon, svc_spawnstaticsound);
MSG_WriteCoordV (&sv.signon, pos);
MSG_WriteByte (&sv.signon, soundnum);
MSG_WriteByte (&sv.signon, vol * 255);
MSG_WriteByte (&sv.signon, attenuation * 64);
}
/*
PF_sound
Each entity can have eight independant sound sources, like voice,
weapon, feet, etc.
Channel 0 is an auto-allocate channel, the others override anything
already running on that entity/channel pair.
An attenuation of 0 will play full volume everywhere in the level.
Larger attenuations will drop off.
*/
void
PF_sound (progs_t *pr)
{
const char *sample;
int channel;
edict_t *entity;
int volume;
float attenuation;
entity = P_EDICT (pr, 0);
channel = P_FLOAT (pr, 1);
sample = P_STRING (pr, 2);
volume = P_FLOAT (pr, 3) * 255;
attenuation = P_FLOAT (pr, 4);
if (volume < 0 || volume > 255)
Sys_Error ("SV_StartSound: volume = %i", volume);
if (attenuation < 0 || attenuation > 4)
Sys_Error ("SV_StartSound: attenuation = %f", attenuation);
if (channel < 0 || channel > 7)
Sys_Error ("SV_StartSound: channel = %i", channel);
SV_StartSound (entity, channel, sample, volume, attenuation);
}
/*
PF_traceline
Used for use tracing and shot targeting
Traces are blocked by bbox and exact bsp entityes, and also slide box entities
if the tryents flag is set.
traceline (vector1, vector2, tryents)
*/
void
PF_traceline (progs_t *pr)
{
float *v1, *v2;
trace_t trace;
int nomonsters;
edict_t *ent;
v1 = P_VECTOR (pr, 0);
v2 = P_VECTOR (pr, 1);
nomonsters = P_FLOAT (pr, 2);
ent = P_EDICT (pr, 3);
trace = SV_Move (v1, vec3_origin, vec3_origin, v2, nomonsters, ent);
*sv_globals.trace_allsolid = trace.allsolid;
*sv_globals.trace_startsolid = trace.startsolid;
*sv_globals.trace_fraction = trace.fraction;
*sv_globals.trace_inwater = trace.inwater;
*sv_globals.trace_inopen = trace.inopen;
VectorCopy (trace.endpos, *sv_globals.trace_endpos);
VectorCopy (trace.plane.normal, *sv_globals.trace_plane_normal);
*sv_globals.trace_plane_dist = trace.plane.dist;
if (trace.ent)
*sv_globals.trace_ent = EDICT_TO_PROG (pr, trace.ent);
else
*sv_globals.trace_ent = EDICT_TO_PROG (pr, sv.edicts);
}
/*
PF_checkpos
Returns true if the given entity can move to the given position from it's
current position by walking or rolling.
FIXME: make work...
scalar checkpos (entity, vector)
*/
void
PF_checkpos (progs_t *pr)
{
}
//============================================================================
byte checkpvs[MAX_MAP_LEAFS / 8];
int
PF_newcheckclient (progs_t *pr, int check)
{
int i;
byte *pvs;
edict_t *ent;
mleaf_t *leaf;
vec3_t org;
// cycle to the next one
if (check < 1)
check = 1;
if (check > svs.maxclients)
check = svs.maxclients;
if (check == svs.maxclients)
i = 1;
else
i = check + 1;
for (;; i++) {
if (i == svs.maxclients + 1)
i = 1;
ent = EDICT_NUM (pr, i);
if (i == check)
break; // didn't find anything else
if (ent->free)
continue;
if (SVfloat (ent, health) <= 0)
continue;
if ((int) SVfloat (ent, flags) & FL_NOTARGET)
continue;
// anything that is a client, or has a client as an enemy
break;
}
// get the PVS for the entity
VectorAdd (SVvector (ent, origin), SVvector (ent, view_ofs), org);
leaf = Mod_PointInLeaf (org, sv.worldmodel);
pvs = Mod_LeafPVS (leaf, sv.worldmodel);
memcpy (checkpvs, pvs, (sv.worldmodel->numleafs + 7) >> 3);
return i;
}
/*
PF_checkclient
Returns a client (or object that has a client enemy) that would be a
valid target.
If there are more than one valid options, they are cycled each frame
If (self.origin + self.viewofs) is not in the PVS of the current target,
it is not returned at all.
name checkclient ()
*/
#define MAX_CHECK 16
int c_invis, c_notvis;
void
PF_checkclient (progs_t *pr)
{
edict_t *ent, *self;
mleaf_t *leaf;
int l;
vec3_t view;
// find a new check if on a new frame
if (sv.time - sv.lastchecktime >= 0.1) {
sv.lastcheck = PF_newcheckclient (pr, sv.lastcheck);
sv.lastchecktime = sv.time;
}
// return check if it might be visible
ent = EDICT_NUM (pr, sv.lastcheck);
if (ent->free || SVfloat (ent, health) <= 0) {
RETURN_EDICT (pr, sv.edicts);
return;
}
// if current entity can't possibly see the check entity, return 0
self = PROG_TO_EDICT (pr, *sv_globals.self);
VectorAdd (SVvector (self, origin), SVvector (self, view_ofs), view);
leaf = Mod_PointInLeaf (view, sv.worldmodel);
l = (leaf - sv.worldmodel->leafs) - 1;
if ((l < 0) || !(checkpvs[l >> 3] & (1 << (l & 7)))) {
c_notvis++;
RETURN_EDICT (pr, sv.edicts);
return;
}
// might be able to see it
c_invis++;
RETURN_EDICT (pr, ent);
}
//============================================================================
/*
PF_stuffcmd
Sends text over to the client's execution buffer
stuffcmd (clientent, value)
*/
void
PF_stuffcmd (progs_t *pr)
{
int entnum;
const char *str;
client_t *old;
entnum = P_EDICTNUM (pr, 0);
if (entnum < 1 || entnum > svs.maxclients)
PR_RunError (pr, "Parm 0 not a client");
str = P_STRING (pr, 1);
old = host_client;
host_client = &svs.clients[entnum - 1];
Host_ClientCommands ("%s", str);
host_client = old;
}
/*
PF_localcmd
Sends text over to the client's execution buffer
localcmd (string)
*/
void
PF_localcmd (progs_t *pr)
{
const char *str;
str = P_STRING (pr, 0);
Cbuf_AddText (str);
}
/*
PF_findradius
Returns a chain of entities that have origins within a spherical area
findradius (origin, radius)
*/
void
PF_findradius (progs_t *pr)
{
edict_t *ent, *chain;
float rad;
float *org;
vec3_t eorg;
int i, j;
chain = (edict_t *) sv.edicts;
org = P_VECTOR (pr, 0);
rad = P_FLOAT (pr, 1);
ent = NEXT_EDICT (pr, sv.edicts);
for (i = 1; i < sv.num_edicts; i++, ent = NEXT_EDICT (pr, ent)) {
if (ent->free)
continue;
if (SVfloat (ent, solid) == SOLID_NOT)
continue;
for (j = 0; j < 3; j++)
eorg[j] =
org[j] - (SVvector (ent, origin)[j] +
(SVvector (ent, mins)[j] + SVvector (ent, maxs)[j]) * 0.5);
if (Length (eorg) > rad)
continue;
SVentity (ent, chain) = EDICT_TO_PROG (pr, chain);
chain = ent;
}
RETURN_EDICT (pr, chain);
}
void
PF_Spawn (progs_t *pr)
{
edict_t *ed;
ed = ED_Alloc (pr);
RETURN_EDICT (pr, ed);
}
void
PF_Remove (progs_t *pr)
{
edict_t *ed;
ed = P_EDICT (pr, 0);
ED_Free (pr, ed);
}
void
PR_CheckEmptyString (progs_t *pr, const char *s)
{
if (s[0] <= ' ')
PR_RunError (pr, "Bad string");
}
void
PF_precache_file (progs_t *pr)
{ // precache_file is only used to copy
//
//
// files with qcc, it does nothing
R_INT (pr) = P_INT (pr, 0);
}
void
PF_precache_sound (progs_t *pr)
{
const char *s;
int i;
if (sv.state != ss_loading)
PR_RunError
(pr, "PF_Precache_*: Precache can only be done in spawn functions");
s = P_STRING (pr, 0);
R_INT (pr) = P_INT (pr, 0);
PR_CheckEmptyString (pr, s);
for (i = 0; i < MAX_SOUNDS; i++) {
if (!sv.sound_precache[i]) {
sv.sound_precache[i] = s;
return;
}
if (!strcmp (sv.sound_precache[i], s))
return;
}
PR_RunError (pr, "PF_precache_sound: overflow");
}
void
PF_precache_model (progs_t *pr)
{
const char *s;
int i;
if (sv.state != ss_loading)
PR_RunError
(pr, "PF_Precache_*: Precache can only be done in spawn functions");
s = P_STRING (pr, 0);
R_INT (pr) = P_INT (pr, 0);
PR_CheckEmptyString (pr, s);
for (i = 0; i < MAX_MODELS; i++) {
if (!sv.model_precache[i]) {
sv.model_precache[i] = s;
sv.models[i] = Mod_ForName (s, true);
return;
}
if (!strcmp (sv.model_precache[i], s))
return;
}
PR_RunError (pr, "PF_precache_model: overflow");
}
/*
PF_walkmove
float(float yaw, float dist) walkmove
*/
void
PF_walkmove (progs_t *pr)
{
edict_t *ent;
float yaw, dist;
vec3_t move;
dfunction_t *oldf;
int oldself;
ent = PROG_TO_EDICT (pr, *sv_globals.self);
yaw = P_FLOAT (pr, 0);
dist = P_FLOAT (pr, 1);
if (!((int) SVfloat (ent, flags) & (FL_ONGROUND | FL_FLY | FL_SWIM))) {
R_FLOAT (pr) = 0;
return;
}
yaw = yaw * M_PI * 2 / 360;
move[0] = cos (yaw) * dist;
move[1] = sin (yaw) * dist;
move[2] = 0;
// save program state, because SV_movestep may call other progs
oldf = pr->pr_xfunction;
oldself = *sv_globals.self;
R_FLOAT (pr) = SV_movestep (ent, move, true);
// restore program state
pr->pr_xfunction = oldf;
*sv_globals.self = oldself;
}
/*
PF_droptofloor
void() droptofloor
*/
void
PF_droptofloor (progs_t *pr)
{
edict_t *ent;
vec3_t end;
trace_t trace;
ent = PROG_TO_EDICT (pr, *sv_globals.self);
VectorCopy (SVvector (ent, origin), end);
end[2] -= 256;
trace = SV_Move (SVvector (ent, origin),
SVvector (ent, mins),
SVvector (ent, maxs), end, false, ent);
if (trace.fraction == 1 || trace.allsolid) {
R_FLOAT (pr) = 0;
} else {
VectorCopy (trace.endpos, SVvector (ent, origin));
SV_LinkEdict (ent, false);
SVfloat (ent, flags) = (int) SVfloat (ent, flags) | FL_ONGROUND;
SVentity (ent, groundentity) = EDICT_TO_PROG (pr, trace.ent);
R_FLOAT (pr) = 1;
}
}
/*
PF_lightstyle
void(float style, string value) lightstyle
*/
void
PF_lightstyle (progs_t *pr)
{
int style;
char *val;
client_t *client;
int j;
style = P_FLOAT (pr, 0);
val = P_STRING (pr, 1);
// change the string in sv
sv.lightstyles[style] = val;
// send message to all clients on this server
if (sv.state != ss_active)
return;
for (j = 0, client = svs.clients; j < svs.maxclients; j++, client++)
if (client->active || client->spawned) {
MSG_WriteByte (&client->message, svc_lightstyle);
MSG_WriteByte (&client->message, style);
MSG_WriteString (&client->message, val);
}
}
/*
PF_checkbottom
*/
void
PF_checkbottom (progs_t *pr)
{
edict_t *ent;
ent = P_EDICT (pr, 0);
R_FLOAT (pr) = SV_CheckBottom (ent);
}
/*
PF_pointcontents
*/
void
PF_pointcontents (progs_t *pr)
{
float *v;
v = P_VECTOR (pr, 0);
R_FLOAT (pr) = SV_PointContents (v);
}
/*
PF_aim
Pick a vector for the player to shoot along
vector aim(entity, missilespeed)
*/
cvar_t *sv_aim;
void
PF_aim (progs_t *pr)
{
edict_t *ent, *check, *bestent;
vec3_t start, dir, end, bestdir;
int i, j;
trace_t tr;
float dist, bestdist;
float speed;
ent = P_EDICT (pr, 0);
speed = P_FLOAT (pr, 1);
VectorCopy (SVvector (ent, origin), start);
start[2] += 20;
// try sending a trace straight
VectorCopy (*sv_globals.v_forward, dir);
VectorMA (start, 2048, dir, end);
tr = SV_Move (start, vec3_origin, vec3_origin, end, false, ent);
if (tr.ent && SVfloat (tr.ent, takedamage) == DAMAGE_AIM
&& (!teamplay->int_val || SVfloat (ent, team) <= 0
|| SVfloat (ent, team) != SVfloat (tr.ent, team))) {
VectorCopy (*sv_globals.v_forward, R_VECTOR (pr));
return;
}
// try all possible entities
VectorCopy (dir, bestdir);
bestdist = sv_aim->value;
bestent = NULL;
check = NEXT_EDICT (pr, sv.edicts);
for (i = 1; i < sv.num_edicts; i++, check = NEXT_EDICT (pr, check)) {
if (SVfloat (check, takedamage) != DAMAGE_AIM)
continue;
if (check == ent)
continue;
if (teamplay->int_val && SVfloat (ent, team) > 0
&& SVfloat (ent, team) == SVfloat (check, team)) continue; // don't aim at
// teammate
for (j = 0; j < 3; j++)
end[j] = SVvector (check, origin)[j]
+ 0.5 * (SVvector (check, mins)[j] + SVvector (check, maxs)[j]);
VectorSubtract (end, start, dir);
VectorNormalize (dir);
dist = DotProduct (dir, *sv_globals.v_forward);
if (dist < bestdist)
continue; // to far to turn
tr = SV_Move (start, vec3_origin, vec3_origin, end, false, ent);
if (tr.ent == check) { // can shoot at this one
bestdist = dist;
bestent = check;
}
}
if (bestent) {
VectorSubtract (SVvector (bestent, origin), SVvector (ent, origin), dir);
dist = DotProduct (dir, *sv_globals.v_forward);
VectorScale (*sv_globals.v_forward, dist, end);
end[2] = dir[2];
VectorNormalize (end);
VectorCopy (end, R_VECTOR (pr));
} else {
VectorCopy (bestdir, R_VECTOR (pr));
}
}
/*
PF_changeyaw
This was a major timewaster in progs, so it was converted to C
*/
void
PF_changeyaw (progs_t *pr)
{
edict_t *ent;
float ideal, current, move, speed;
ent = PROG_TO_EDICT (pr, *sv_globals.self);
current = anglemod (SVvector (ent, angles)[1]);
ideal = SVfloat (ent, ideal_yaw);
speed = SVfloat (ent, yaw_speed);
if (current == ideal)
return;
move = ideal - current;
if (ideal > current) {
if (move >= 180)
move = move - 360;
} else {
if (move <= -180)
move = move + 360;
}
if (move > 0) {
if (move > speed)
move = speed;
} else {
if (move < -speed)
move = -speed;
}
SVvector (ent, angles)[1] = anglemod (current + move);
}
/*
===============================================================================
MESSAGE WRITING
===============================================================================
*/
#define MSG_BROADCAST 0 // unreliable to all
#define MSG_ONE 1 // reliable to one (msg_entity)
#define MSG_ALL 2 // reliable to all
#define MSG_INIT 3 // write to the init string
sizebuf_t *
WriteDest (progs_t *pr)
{
int entnum;
int dest;
edict_t *ent;
dest = P_FLOAT (pr, 0);
switch (dest) {
case MSG_BROADCAST:
return &sv.datagram;
case MSG_ONE:
ent = PROG_TO_EDICT (pr, *sv_globals.msg_entity);
entnum = NUM_FOR_EDICT (pr, ent);
if (entnum < 1 || entnum > svs.maxclients)
PR_RunError (pr, "WriteDest: not a client");
return &svs.clients[entnum - 1].message;
case MSG_ALL:
return &sv.reliable_datagram;
case MSG_INIT:
return &sv.signon;
default:
PR_RunError (pr, "WriteDest: bad destination");
break;
}
return NULL;
}
void
PF_WriteByte (progs_t *pr)
{
MSG_WriteByte (WriteDest (pr), P_FLOAT (pr, 1));
}
void
PF_WriteChar (progs_t *pr)
{
MSG_WriteByte (WriteDest (pr), P_FLOAT (pr, 1));
}
void
PF_WriteShort (progs_t *pr)
{
MSG_WriteShort (WriteDest (pr), P_FLOAT (pr, 1));
}
void
PF_WriteLong (progs_t *pr)
{
MSG_WriteLong (WriteDest (pr), P_FLOAT (pr, 1));
}
void
PF_WriteAngle (progs_t *pr)
{
MSG_WriteAngle (WriteDest (pr), P_FLOAT (pr, 1));
}
void
PF_WriteCoord (progs_t *pr)
{
MSG_WriteCoord (WriteDest (pr), P_FLOAT (pr, 1));
}
void
PF_WriteString (progs_t *pr)
{
MSG_WriteString (WriteDest (pr), P_STRING (pr, 1));
}
void
PF_WriteEntity (progs_t *pr)
{
MSG_WriteShort (WriteDest (pr), P_EDICTNUM (pr, 1));
}
//=============================================================================
void
PF_makestatic (progs_t *pr)
{
edict_t *ent;
ent = P_EDICT (pr, 0);
MSG_WriteByte (&sv.signon, svc_spawnstatic);
MSG_WriteByte (&sv.signon,
SV_ModelIndex (PR_GetString (pr, SVstring (ent, model))));
MSG_WriteByte (&sv.signon, SVfloat (ent, frame));
MSG_WriteByte (&sv.signon, SVfloat (ent, colormap));
MSG_WriteByte (&sv.signon, SVfloat (ent, skin));
MSG_WriteCoordAngleV (&sv.signon, SVvector (ent, origin),
SVvector (ent, angles));
/* for (i = 0; i < 3; i++) { // FIXME: DESPAIR
MSG_WriteCoord (&sv.signon, SVvector (ent, origin)[i]);
MSG_WriteAngle (&sv.signon, SVvector (ent, angles)[i]);
} */
// throw the entity away now
ED_Free (pr, ent);
}
//=============================================================================
/*
PF_setspawnparms
*/
void
PF_setspawnparms (progs_t *pr)
{
edict_t *ent;
int i;
client_t *client;
ent = P_EDICT (pr, 0);
i = NUM_FOR_EDICT (pr, ent);
if (i < 1 || i > svs.maxclients)
PR_RunError (pr, "Entity is not a client");
// copy spawn parms out of the client_t
client = svs.clients + (i - 1);
for (i = 0; i < NUM_SPAWN_PARMS; i++)
sv_globals.parms[i] = client->spawn_parms[i];
}
/*
PF_changelevel
*/
void
PF_changelevel (progs_t *pr)
{
char *s;
// make sure we don't issue two changelevels
if (svs.changelevel_issued)
return;
svs.changelevel_issued = true;
s = P_STRING (pr, 0);
Cbuf_AddText (va ("changelevel %s\n", s));
}
#define MAX_PF_HULLS 64 // FIXME make dynamic?
clip_hull_t *pf_hull_list[MAX_PF_HULLS];
static void
PF_hullpointcontents (progs_t *pr)
{
edict_t *edict = P_EDICT (pr, 0);
float *mins = P_VECTOR (pr, 1);
float *maxs = P_VECTOR (pr, 2);
float *point = P_VECTOR (pr, 3);
hull_t *hull;
vec3_t offset;
hull = SV_HullForEntity (edict, mins, maxs, offset);
VectorSubtract (point, offset, offset);
R_INT (pr) = SV_HullPointContents (hull, 0, offset);
}
static void
PF_getboxbounds (progs_t *pr)
{
int h = P_INT (pr, 0) - 1;
clip_hull_t *ch;
if (h < 0 || h > MAX_PF_HULLS - 1 || !(ch = pf_hull_list[h]))
PR_RunError (pr, "PF_freeboxhull: invalid box hull handle\n");
if (P_INT (pr, 1)) {
VectorCopy (ch->maxs, R_VECTOR (pr));
} else {
VectorCopy (ch->mins, R_VECTOR (pr));
}
}
static void
PF_getboxhull (progs_t *pr)
{
clip_hull_t *ch = 0;
int i;
for (i = 0; i < MAX_PF_HULLS; i++) {
if (!pf_hull_list[i]) {
ch = MOD_Alloc_Hull (6, 6);
break;
}
}
if (ch) {
pf_hull_list[i] = ch;
R_INT (pr) = i + 1;
for (i = 0; i < MAX_MAP_HULLS; i++)
SV_InitHull (ch->hulls[i], ch->hulls[i]->clipnodes,
ch->hulls[i]->planes);
} else {
R_INT (pr) = 0;
}
}
static void
PF_freeboxhull (progs_t *pr)
{
int h = P_INT (pr, 0) - 1;
clip_hull_t *ch;
if (h < 0 || h > MAX_PF_HULLS - 1 || !(ch = pf_hull_list[h]))
PR_RunError (pr, "PF_freeboxhull: invalid box hull handle\n");
pf_hull_list[h] = 0;
MOD_Free_Hull (ch);
}
static vec_t
calc_dist (vec3_t p, vec3_t n, vec3_t *offsets)
{
vec_t d = DotProduct (p, n);
vec3_t s, v;
int i;
VectorScale (n, d, s);
for (i = 0; i < 3; i++)
if (s[i] < 0)
v[i] = offsets[0][i];
else
v[i] = offsets[1][i];
VectorAdd (p, v, v);
return DotProduct (v, n);
}
static void
PF_rotate_bbox (progs_t *pr)
{
int h = P_INT (pr, 0) - 1;
float *dir[3] = {
P_VECTOR (pr, 1),
P_VECTOR (pr, 2),
P_VECTOR (pr, 3),
};
float *mi = P_VECTOR (pr, 4);
float *ma = P_VECTOR (pr, 5);
vec3_t mins, maxs;
float *verts[6] = {maxs, mins, maxs, mins, maxs, mins};
vec3_t offsets[3][2] = {
{ { 0, 0, 0 }, { 0, 0, 0} },
{ { -16, -16, -32 }, { 16, 16, 24} },
{ { -32, -32, -64 }, { 32, 32, 24} },
};
vec3_t v[8], d;
hull_t *hull;
clip_hull_t *ch;
int i, j;
float l;
if (h < 0 || h > MAX_PF_HULLS - 1 || !(ch = pf_hull_list[h]))
PR_RunError (pr, "PF_freeboxhull: invalid box hull handle\n");
// set up the rotation matrix. the three orientation vectors form the
// columns of the rotation matrix
for (i = 0; i < 3; i++) {
for (j = 0; j < 3; j++) {
ch->axis[i][j] = dir[j][i];
}
}
// rotate the bounding box points
for (i = 0; i < 3; i++) {
mins[i] = DotProduct (ch->axis[i], mi);
maxs[i] = DotProduct (ch->axis[i], ma);
}
// find all 8 corners of the rotated box
VectorCopy (mins, v[0]);
VectorCopy (maxs, v[1]);
VectorSubtract (maxs, mins, d);
for (i = 0; i < 3; i++) {
vec3_t x;
l = DotProduct (d, dir[i]);
VectorScale (dir[i], l, x);
VectorAdd (mins, x, v[2 + i * 2]);
VectorSubtract (maxs, x, v[3 + i * 2]);
}
// now find the aligned bounding box
VectorCopy (v[0], ch->mins);
VectorCopy (v[0], ch->maxs);
for (i = 0; i < 8; i++) {
for (j = 0; j < 3; j++) {
ch->mins[j] = min (ch->mins[j], v[i][j]);
ch->maxs[j] = max (ch->maxs[j], v[i][j]);
}
}
// set up the 3 size based hulls
for (j = 0; j < 3; j++) {
hull = ch->hulls[j];
VectorScale (offsets[j][1], -1, hull->clip_mins);
VectorScale (offsets[j][0], -1, hull->clip_maxs);
// set up the clip planes
for (i = 0; i < 6; i++) {
hull->planes[i].dist = calc_dist (verts[i], dir[i / 2],
offsets[j]);
hull->planes[i].type = 4;
VectorCopy (dir[i / 2], hull->planes[i].normal);
}
}
}
void
PF_Fixme (progs_t *pr)
{
PR_RunError (pr, "unimplemented bulitin");
}
void
PF_checkextension (progs_t *pr)
{
G_FLOAT(pr, OFS_RETURN) = 0; //FIXME make this function actually useful :P
}
void
SV_PR_Cmds_Init ()
{
PR_Cmds_Init (&sv_pr_state);
PR_Obj_Progs_Init (&sv_pr_state);
PR_AddBuiltin (&sv_pr_state, "makevectors", PF_makevectors, 1); // void(entity e) makevectors = #1
PR_AddBuiltin (&sv_pr_state, "setorigin", PF_setorigin, 2); // void(entity e, vector o) setorigin = #2
PR_AddBuiltin (&sv_pr_state, "setmodel", PF_setmodel, 3); // void(entity e, string m) setmodel = #3
PR_AddBuiltin (&sv_pr_state, "setsize", PF_setsize, 4); // void(entity e, vector min, vector max) setsize = #4
PR_AddBuiltin (&sv_pr_state, "fixme", PF_Fixme, 5); // void(entity e, vector min, vector max) setabssize = #5
PR_AddBuiltin (&sv_pr_state, "sound", PF_sound, 8); // void(entity e, float chan, string samp) sound = #8
PR_AddBuiltin (&sv_pr_state, "error", PF_error, 10); // void(string e) error = #10
PR_AddBuiltin (&sv_pr_state, "objerror", PF_objerror, 11); // void(string e) objerror = #11
PR_AddBuiltin (&sv_pr_state, "spawn", PF_Spawn, 14); // entity() spawn = #14
PR_AddBuiltin (&sv_pr_state, "remove", PF_Remove, 15); // void(entity e) remove = #15
PR_AddBuiltin (&sv_pr_state, "traceline", PF_traceline, 16); // float(vector v1, vector v2, float tryents) traceline = #16
PR_AddBuiltin (&sv_pr_state, "checkclient", PF_checkclient, 17); // entity() clientlist = #17
PR_AddBuiltin (&sv_pr_state, "precache_sound", PF_precache_sound, 19); // void(string s) precache_sound = #19
PR_AddBuiltin (&sv_pr_state, "precache_model", PF_precache_model, 20); // void(string s) precache_model = #20
PR_AddBuiltin (&sv_pr_state, "stuffcmd", PF_stuffcmd, 21); // void(entity client, string s) stuffcmd = #21
PR_AddBuiltin (&sv_pr_state, "findradius", PF_findradius, 22); // entity(vector org, float rad) findradius = #22
PR_AddBuiltin (&sv_pr_state, "bprint", PF_bprint, 23); // void(string s) bprint = #23
PR_AddBuiltin (&sv_pr_state, "sprint", PF_sprint, 24); // void(entity client, string s) sprint = #24
PR_AddBuiltin (&sv_pr_state, "walkmove", PF_walkmove, 32); // float(float yaw, float dist) walkmove = #32
// 33
PR_AddBuiltin (&sv_pr_state, "droptofloor", PF_droptofloor, 34); // float() droptofloor = #34
PR_AddBuiltin (&sv_pr_state, "lightstyle", PF_lightstyle, 35); // void(float style, string value) lightstyle = #35
// 39
PR_AddBuiltin (&sv_pr_state, "checkbottom", PF_checkbottom, 40); // float(entity e) checkbottom = #40
PR_AddBuiltin (&sv_pr_state, "pointcontents", PF_pointcontents, 41); // float(vector v) pointcontents = #41
// 42
PR_AddBuiltin (&sv_pr_state, "aim", PF_aim, 44); // vector(entity e, float speed) aim = #44
PR_AddBuiltin (&sv_pr_state, "localcmd", PF_localcmd, 46); // void(string s) localcmd = #46
PR_AddBuiltin (&sv_pr_state, "particle", PF_particle, 48);
PR_AddBuiltin (&sv_pr_state, "changeyaw", PF_changeyaw, 49); // void() ChangeYaw = #49
// 50
PR_AddBuiltin (&sv_pr_state, "writebyte", PF_WriteByte, 52); // void(float to, float f) WriteByte = #52
PR_AddBuiltin (&sv_pr_state, "writechar", PF_WriteChar, 53); // void(float to, float f) WriteChar = #53
PR_AddBuiltin (&sv_pr_state, "writeshort", PF_WriteShort, 54); // void(float to, float f) WriteShort = #54
PR_AddBuiltin (&sv_pr_state, "writelong", PF_WriteLong, 55); // void(float to, float f) WriteLong = #55
PR_AddBuiltin (&sv_pr_state, "writecoord", PF_WriteCoord, 56); // void(float to, float f) WriteCoord = #56
PR_AddBuiltin (&sv_pr_state, "writeangle", PF_WriteAngle, 57); // void(float to, float f) WriteAngle = #57
PR_AddBuiltin (&sv_pr_state, "writestring", PF_WriteString, 58); // void(float to, string s) WriteString = #58
PR_AddBuiltin (&sv_pr_state, "writeentity", PF_WriteEntity, 59); // void(float to, entity s) WriteEntity = #59
PR_AddBuiltin (&sv_pr_state, "movetogoal", SV_MoveToGoal, 67); // void(float step) movetogoal = #67
PR_AddBuiltin (&sv_pr_state, "precache_file", PF_precache_file, 68); // string(string s) precache_file = #68
PR_AddBuiltin (&sv_pr_state, "makestatic", PF_makestatic, 69); // void(entity e) makestatic = #69
PR_AddBuiltin (&sv_pr_state, "changelevel", PF_changelevel, 70); // void(string s) changelevel = #70
// 71
PR_AddBuiltin (&sv_pr_state, "centerprint", PF_centerprint, 73); // void(...) centerprint = #73
PR_AddBuiltin (&sv_pr_state, "ambientsound", PF_ambientsound, 74); // void(vector pos, string samp, float vol, float atten) ambientsound = #74
PR_AddBuiltin (&sv_pr_state, "precache_model", PF_precache_model, 75); // string(string s) precache_model2 = #75
PR_AddBuiltin (&sv_pr_state, "precache_sound", PF_precache_sound, 76); // string(string s) precache_sound2 = #76 precache_sound2 is different only for qcc
PR_AddBuiltin (&sv_pr_state, "precache_file", PF_precache_file, 77); // string(string s) precache_file2 = #77
PR_AddBuiltin (&sv_pr_state, "setspawnparms", PF_setspawnparms, 78); // void(entity e) setspawnparms = #78
PR_AddBuiltin (&sv_pr_state, "hullpointcontents", PF_hullpointcontents, 93); // integer (entity ent, vector point) hullpointcontents = #93
PR_AddBuiltin (&sv_pr_state, "getboxbounds", PF_getboxbounds, 94); // vector (integer hull, integer max) getboxbounds = #94
PR_AddBuiltin (&sv_pr_state, "getboxhull", PF_getboxhull, 95); // integer () getboxhull = #95
PR_AddBuiltin (&sv_pr_state, "freeboxhull", PF_freeboxhull, 96); // void (integer hull) freeboxhull = #96
PR_AddBuiltin (&sv_pr_state, "rotate_bbox", PF_rotate_bbox, 97); // void (integer hull, vector right, vector forward, vector up, vector mins, vector maxs) rotate_bbox = #97
PR_AddBuiltin (&sv_pr_state, "checkextension", PF_checkextension, 99); // = #99
}
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