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quakeforge/qw/source/sv_ents.c
Bill Currie 47bf8c8423 player deltas seem to be working
2005-05-09 12:12:48 +00:00

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/*
sv_ents.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
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
static __attribute__ ((unused)) const char rcsid[] =
"$Id$";
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include "QF/cvar.h"
#include "QF/msg.h"
#include "QF/sys.h"
#include "qw/msg_ucmd.h"
#include "compat.h"
#include "server.h"
#include "sv_progs.h"
/*
The PVS must include a small area around the client to allow head
bobbing or other small motion on the client side. Otherwise, a bob
might cause an entity that should be visible to not show up, especially
when the bob crosses a waterline.
*/
byte fatpvs[MAX_MAP_LEAFS / 8];
int fatbytes;
static void
SV_AddToFatPVS (vec3_t org, mnode_t *node)
{
byte *pvs;
int i;
float d;
mplane_t *plane;
while (1) {
// if this is a leaf, accumulate the pvs bits
if (node->contents < 0) {
if (node->contents != CONTENTS_SOLID) {
pvs = Mod_LeafPVS ((mleaf_t *) node, sv.worldmodel);
for (i = 0; i < fatbytes; i++)
fatpvs[i] |= pvs[i];
}
return;
}
plane = node->plane;
d = DotProduct (org, plane->normal) - plane->dist;
if (d > 8)
node = node->children[0];
else if (d < -8)
node = node->children[1];
else { // go down both
SV_AddToFatPVS (org, node->children[0]);
node = node->children[1];
}
}
}
/*
SV_FatPVS
Calculates a PVS that is the inclusive or of all leafs within 8 pixels
of the given point.
*/
static byte *
SV_FatPVS (vec3_t org)
{
fatbytes = (sv.worldmodel->numleafs + 31) >> 3;
memset (fatpvs, 0, fatbytes);
SV_AddToFatPVS (org, sv.worldmodel->nodes);
return fatpvs;
}
// nails are plentiful, so there is a special network protocol for them
#define MAX_NAILS 32
edict_t *nails[MAX_NAILS];
int numnails;
int nailcount;
static qboolean
SV_AddNailUpdate (edict_t *ent)
{
if (SVfloat (ent, modelindex) != sv_nailmodel
&& SVfloat (ent, modelindex) != sv_supernailmodel)
return false;
if (numnails == MAX_NAILS)
return true;
nails[numnails] = ent;
numnails++;
return true;
}
static void
SV_EmitNailUpdate (sizebuf_t *msg, qboolean recorder)
{
byte *buf; // [48 bits] xyzpy 12 12 12 4 8
int n, p, x, y, z, yaw;
int bpn = recorder ? 7 : 6; // bytes per nail
edict_t *ent;
if (!numnails)
return;
buf = SZ_GetSpace (msg, numnails * bpn + 2);
*buf++ = recorder ? svc_nails2 : svc_nails;
*buf++ = numnails;
for (n = 0; n < numnails; n++) {
ent = nails[n];
if (recorder) {
if (!SVfloat (ent, colormap)) {
if (!((++nailcount) & 255))
nailcount++;
SVfloat (ent, colormap) = nailcount&255;
}
*buf++ = (byte)SVfloat (ent, colormap);
}
x = ((int) (SVvector (ent, origin)[0] + 4096 + 1) >> 1) & 0xfff;
y = ((int) (SVvector (ent, origin)[1] + 4096 + 1) >> 1) & 0xfff;
z = ((int) (SVvector (ent, origin)[2] + 4096 + 1) >> 1) & 0xfff;
p = (int) (SVvector (ent, angles)[0] * (16.0 / 360.0)) & 0x00f;
yaw = (int) (SVvector (ent, angles)[1] * (256.0 / 360.0)) & 0x0ff;
*buf++ = x;
*buf++ = (x >> 8) | (y << 4);
*buf++ = (y >> 4);
*buf++ = z;
*buf++ = (z >> 8) | (p << 4);
*buf++ = yaw;
}
}
/*
SV_WriteDelta
Writes part of a packetentities message.
Can delta from either a baseline or a previous packet_entity
*/
static void
SV_WriteDelta (entity_state_t *from, entity_state_t *to, sizebuf_t *msg,
qboolean force, int stdver)
{
int bits, i;
float miss;
// send an update
bits = 0;
for (i = 0; i < 3; i++) {
miss = to->origin[i] - from->origin[i];
if (miss < -0.1 || miss > 0.1)
bits |= U_ORIGIN1 << i;
}
if (to->angles[0] != from->angles[0])
bits |= U_ANGLE1;
if (to->angles[1] != from->angles[1])
bits |= U_ANGLE2;
if (to->angles[2] != from->angles[2])
bits |= U_ANGLE3;
if (to->colormap != from->colormap)
bits |= U_COLORMAP;
if (to->skinnum != from->skinnum)
bits |= U_SKIN;
if (to->frame != from->frame)
bits |= U_FRAME;
if ((to->effects & 0xff) != (from->effects & 0xff))
bits |= U_EFFECTS;
if (to->modelindex != from->modelindex)
bits |= U_MODEL;
// LordHavoc: cleaned up Endy's coding style, and added missing effects
// Ender (QSG - Begin)
if (stdver > 1) {
if (to->alpha != from->alpha)
bits |= U_ALPHA;
if (to->scale != from->scale)
bits |= U_SCALE;
if ((to->effects & 0xff00) != (from->effects & 0xff00))
bits |= U_EFFECTS2;
if (to->glow_size != from->glow_size)
bits |= U_GLOWSIZE;
if (to->glow_color != from->glow_color)
bits |= U_GLOWCOLOR;
if (to->colormod != from->colormod)
bits |= U_COLORMOD;
if (to->frame > 255)
bits |= U_EFFECTS2;
}
if (bits >= 16777216)
bits |= U_EXTEND2;
if (bits >= 65536)
bits |= U_EXTEND1;
// Ender (QSG - End)
if (bits & 511)
bits |= U_MOREBITS;
if (to->flags & U_SOLID)
bits |= U_SOLID;
// write the message
if (!to->number)
Sys_Error ("Unset entity number");
if (to->number >= 512)
Sys_Error ("Entity number >= 512");
if (!bits && !force)
return; // nothing to send!
i = to->number | (bits & ~511);
if (i & U_REMOVE)
Sys_Error ("U_REMOVE");
MSG_WriteShort (msg, i);
if (bits & U_MOREBITS)
MSG_WriteByte (msg, bits & 255);
// LordHavoc: cleaned up Endy's tabs
// Ender (QSG - Begin)
if (bits & U_EXTEND1)
MSG_WriteByte (msg, bits >> 16);
if (bits & U_EXTEND2)
MSG_WriteByte (msg, bits >> 24);
// Ender (QSG - End)
if (bits & U_MODEL)
MSG_WriteByte (msg, to->modelindex);
if (bits & U_FRAME)
MSG_WriteByte (msg, to->frame);
if (bits & U_COLORMAP)
MSG_WriteByte (msg, to->colormap);
if (bits & U_SKIN)
MSG_WriteByte (msg, to->skinnum);
if (bits & U_EFFECTS)
MSG_WriteByte (msg, to->effects);
if (bits & U_ORIGIN1)
MSG_WriteCoord (msg, to->origin[0]);
if (bits & U_ANGLE1)
MSG_WriteAngle (msg, to->angles[0]);
if (bits & U_ORIGIN2)
MSG_WriteCoord (msg, to->origin[1]);
if (bits & U_ANGLE2)
MSG_WriteAngle (msg, to->angles[1]);
if (bits & U_ORIGIN3)
MSG_WriteCoord (msg, to->origin[2]);
if (bits & U_ANGLE3)
MSG_WriteAngle (msg, to->angles[2]);
// LordHavoc: cleaned up Endy's tabs, rearranged bytes, and implemented
// missing effects
// Ender (QSG - Begin)
if (bits & U_ALPHA)
MSG_WriteByte (msg, to->alpha);
if (bits & U_SCALE)
MSG_WriteByte (msg, to->scale);
if (bits & U_EFFECTS2)
MSG_WriteByte (msg, (to->effects >> 8));
if (bits & U_GLOWSIZE)
MSG_WriteByte (msg, to->glow_size);
if (bits & U_GLOWCOLOR)
MSG_WriteByte (msg, to->glow_color);
if (bits & U_COLORMOD)
MSG_WriteByte (msg, to->colormod);
if (bits & U_FRAME2)
MSG_WriteByte (msg, (to->frame >> 8));
// Ender (QSG - End)
}
/*
SV_EmitPacketEntities
Writes a delta update of a packet_entities_t to the message.
*/
static void
SV_EmitPacketEntities (delta_t *delta, packet_entities_t *to, sizebuf_t *msg,
int stdver)
{
int newindex, oldindex, newnum, oldnum, oldmax;
edict_t *ent;
client_frame_t *fromframe;
packet_entities_t *from;
// this is the frame that we are going to delta update from
if (delta->delta_sequence != -1) {
fromframe = &delta->frames[delta->delta_sequence & UPDATE_MASK];
from = &fromframe->entities;
oldmax = from->num_entities;
MSG_WriteByte (msg, svc_deltapacketentities);
MSG_WriteByte (msg, delta->delta_sequence);
} else {
oldmax = 0; // no delta update
from = NULL;
MSG_WriteByte (msg, svc_packetentities);
}
newindex = 0;
oldindex = 0;
// SV_Printf ("---%i to %i ----\n", delta->delta_sequence & UPDATE_MASK,
// delta->netchan.outgoing_sequence & UPDATE_MASK);
while (newindex < to->num_entities || oldindex < oldmax) {
newnum = newindex >= to->num_entities ? 9999 :
to->entities[newindex].number;
oldnum = oldindex >= oldmax ? 9999 : from->entities[oldindex].number;
if (newnum == oldnum) { // delta update from old position
// SV_Printf ("delta %i\n", newnum);
SV_WriteDelta (&from->entities[oldindex], &to->entities[newindex],
msg, false, stdver);
oldindex++;
newindex++;
continue;
}
if (newnum < oldnum) {
// this is a new entity, send it from the baseline
if (newnum == 9999) {
Sys_Printf ("LOL, %d, %d, %d, %d %d %d\n", newnum, oldnum,
to->num_entities, oldmax,
delta->in_frame,
delta->delta_sequence & UPDATE_MASK);
if (!delta->client)
Sys_Printf ("demo\n");
}
ent = EDICT_NUM (&sv_pr_state, newnum);
// SV_Printf ("baseline %i\n", newnum);
SV_WriteDelta (ent->data, &to->entities[newindex], msg, true,
stdver);
newindex++;
continue;
}
if (newnum > oldnum) { // the old entity isn't present in
// the new message
// SV_Printf ("remove %i\n", oldnum);
MSG_WriteShort (msg, oldnum | U_REMOVE);
oldindex++;
continue;
}
}
MSG_WriteShort (msg, 0); // end of packetentities
}
static void
write_demoplayer (delta_t *delta, plent_state_t *from, plent_state_t *to,
sizebuf_t *msg, int mask, int full)
{
int flags;
int j;
flags = to->flags >> 1; // convert PF_(GIB|DEAD) to DF_(GIB|DEAD)
flags &= DF_GIB | DF_DEAD; // PF_MSEC and PF_COMMAND aren't wanted
if (full) {
flags |= DF_ORIGIN | (DF_ORIGIN << 1) | (DF_ORIGIN << 2)
| DF_ANGLES | (DF_ANGLES << 1) | (DF_ANGLES << 2)
| DF_EFFECTS | DF_SKINNUM | DF_WEAPONFRAME | DF_MODEL;
} else {
for (j = 0; j < 3; j++)
if (from->origin[j] != to->origin[j])
flags |= DF_ORIGIN << j;
for (j = 0; j < 3; j++)
if (from->cmd.angles[j] != to->cmd.angles[j])
flags |= DF_ANGLES << j;
if (from->modelindex != to->modelindex)
flags |= DF_MODEL;
if ((from->effects & 0xff) != (to->effects & 0xff))
flags |= DF_EFFECTS;
if (from->skinnum != to->skinnum)
flags |= DF_SKINNUM;
if (from->weaponframe != to->weaponframe)
flags |= DF_WEAPONFRAME;
}
MSG_WriteByte (msg, svc_playerinfo);
MSG_WriteByte (msg, to->number);
MSG_WriteShort (msg, flags);
MSG_WriteByte (msg, to->frame);
for (j = 0; j < 3; j++)
if (flags & (DF_ORIGIN << j))
MSG_WriteCoord (msg, to->origin[j]);
for (j = 0; j < 3; j++)
if (flags & (DF_ANGLES << j))
MSG_WriteAngle16 (msg, to->cmd.angles[j]);
if (flags & DF_MODEL)
MSG_WriteByte (msg, to->modelindex);
if (flags & DF_SKINNUM)
MSG_WriteByte (msg, to->skinnum);
if (flags & DF_EFFECTS)
MSG_WriteByte (msg, to->effects);
if (flags & DF_WEAPONFRAME)
MSG_WriteByte (msg, to->weaponframe);
}
static void
write_player (delta_t *delta, plent_state_t *from, plent_state_t *to,
sizebuf_t *msg, int mask, int full)
{
int flags = to->flags;
int qf_bits = 0;
int i;
int ds = delta->delta_sequence & 0x7f;
if (full) {
flags |= PF_VELOCITY1 | PF_VELOCITY2 | PF_VELOCITY3 | PF_MODEL
| PF_SKINNUM | PF_EFFECTS | PF_WEAPONFRAME;
if (full > 1) {
qf_bits = PF_ALPHA | PF_SCALE | PF_EFFECTS2 | PF_GLOWSIZE
| PF_GLOWCOLOR | PF_COLORMOD | PF_FRAME2;
flags |= PF_QF;
}
ds = -1;
} else {
for (i = 0; i < 3; i++)
if (from->velocity[i] != to->velocity[i])
flags |= PF_VELOCITY1 << i;
if (from->modelindex != to->modelindex)
flags |= PF_MODEL;
if (from->skinnum != to->skinnum)
flags |= PF_SKINNUM;
if ((from->effects & 0xff) != (to->effects &0xff))
flags |= PF_EFFECTS;
if (from->weaponframe != to->weaponframe)
flags |= PF_WEAPONFRAME;
if (from->alpha != to->alpha)
qf_bits |= PF_ALPHA;
if (from->scale != to->scale)
qf_bits |= PF_SCALE;
if ((from->effects & 0xff00) != (to->effects & 0xff00))
qf_bits |= PF_EFFECTS2;
if (from->glow_size != to->glow_size)
qf_bits |= PF_GLOWSIZE;
if (from->glow_color != to->glow_color)
qf_bits |= PF_GLOWCOLOR;
if (from->colormod != to->colormod)
qf_bits |= PF_COLORMOD;
if ((from->frame & 0xff00) != (to->frame & 0xff00))
qf_bits |= PF_FRAME2;
if (qf_bits)
flags |= PF_QF;
}
flags &= mask;
MSG_WriteByte (msg, svc_playerinfo);
if (delta->type == dt_tp_qtv)
MSG_WriteByte (msg, ds);
MSG_WriteByte (msg, to->number);
MSG_WriteShort (msg, flags);
MSG_WriteCoordV (msg, to->origin);
MSG_WriteByte (msg, to->frame);
if (flags & PF_MSEC)
MSG_WriteByte (msg, to->msec);
if (flags & PF_COMMAND)
MSG_WriteDeltaUsercmd (msg, &from->cmd, &to->cmd);
for (i = 0; i < 3; i++)
if (flags & (PF_VELOCITY1 << i))
MSG_WriteShort (msg, to->velocity[i]);
if (flags & PF_MODEL)
MSG_WriteByte (msg, to->modelindex);
if (flags & PF_SKINNUM)
MSG_WriteByte (msg, to->skinnum);
if (flags & PF_EFFECTS)
MSG_WriteByte (msg, to->effects);
if (flags & PF_WEAPONFRAME)
MSG_WriteByte (msg, to->weaponframe);
if (flags & PF_QF) {
MSG_WriteByte (msg, qf_bits);
if (qf_bits & PF_ALPHA)
MSG_WriteByte (msg, to->alpha);
if (qf_bits & PF_SCALE)
MSG_WriteByte (msg, to->scale);
if (qf_bits & PF_EFFECTS2)
MSG_WriteByte (msg, to->effects >> 8);
if (qf_bits & PF_GLOWSIZE)
MSG_WriteByte (msg, to->glow_size);
if (qf_bits & PF_GLOWCOLOR)
MSG_WriteByte (msg, to->glow_color);
if (qf_bits & PF_COLORMOD)
MSG_WriteByte (msg, to->colormod);
if (qf_bits & PF_FRAME2)
MSG_WriteByte (msg, to->frame);
}
}
static void
SV_WritePlayersToClient (delta_t *delta, byte *pvs, sizebuf_t *msg)
{
int i, j, k;
client_t *cl;
edict_t *clent = 0;
int spec_track = 0;
int stdver = 2, full = stdver;
edict_t *ent;
packet_players_t *pack;
client_frame_t *frame = &delta->frames[delta->in_frame];
packet_players_t *from_pack = 0;
plent_state_t dummy_player_state, *state = &dummy_player_state;
static plent_state_t null_player_state;
void (*write) (delta_t *, plent_state_t *, plent_state_t *, sizebuf_t *,
int, int);
if (!null_player_state.alpha) {
null_player_state.alpha = 255;
null_player_state.scale = 16;
null_player_state.glow_size = 0;
null_player_state.glow_color = 254;
null_player_state.colormod = 255;
}
null_player_state.modelindex = 0;
if (delta->client) {
clent = delta->client->edict;
spec_track = delta->client->spec_track;
stdver = delta->client->stdver;
null_player_state.modelindex = sv_playermodel;
full = 0; // normal qw clients don't get real deltas on players
}
write = write_player;
if (!clent && delta->type == dt_tp_demo)
write = write_demoplayer;
if (delta->delta_sequence != -1) {
client_frame_t *fromframe;
fromframe = &delta->frames[delta->delta_sequence & UPDATE_MASK];
from_pack = &fromframe->players;
full = 0;
}
pack = &frame->players;
pack->num_players = 0;
for (j = k = 0, cl = svs.clients; j < MAX_CLIENTS; j++, cl++) {
int mask = ~PF_WEAPONFRAME;
if (cl->state != cs_spawned && cl->state != cs_server)
continue;
ent = cl->edict;
// ZOID visibility tracking
// self or the the ent being tracked as a spectator always gets sent
if (ent != clent && !(spec_track && spec_track - 1 == j)) {
if (cl->spectator)
continue;
if (pvs) {
// ignore if not touching a PV leaf
for (i = 0; i < ent->num_leafs; i++)
if (pvs[ent->leafnums[i] >> 3]
& (1 << (ent->leafnums[i] & 7)))
break;
if (i == ent->num_leafs)
continue; // not visible
}
}
if (pack->players)
state = &pack->players[pack->num_players];
pack->num_players++;
state->number = j;
state->flags = 0;
VectorCopy (SVvector (ent, origin), state->origin);
state->msec = min (255, 1000 * (sv.time - cl->localtime));
state->cmd = cl->lastcmd;
if (SVfloat (ent, health) <= 0) { // don't show the corpse
// looking around...
state->cmd.angles[0] = 0;
state->cmd.angles[1] = SVvector (ent, angles)[1];
state->cmd.angles[0] = 0;
}
VectorCopy (SVvector (ent, velocity), state->velocity);
state->modelindex = SVfloat (ent, modelindex);
state->frame = SVfloat (ent, frame);
state->skinnum = SVfloat (ent, skin);
state->effects = SVfloat (ent, effects);
state->weaponframe = SVfloat (ent, weaponframe);
if (SVfloat (ent, health) <= 0)
state->flags |= PF_DEAD;
if (SVvector (ent, mins)[2] != -24)
state->flags |= PF_GIB;
state->flags |= PF_MSEC | PF_COMMAND;
state->alpha = 255;
state->scale = 16;
state->glow_size = 0;
state->glow_color = 254;
state->colormod = 255;
if (sv_fields.alpha != -1 && SVfloat (ent, alpha)) {
float alpha = SVfloat (ent, alpha);
state->alpha = bound (0, alpha, 1) * 255.0;
}
if (sv_fields.scale != -1 && SVfloat (ent, scale)) {
float scale = SVfloat (ent, scale);
state->scale = bound (0, scale, 15.9375) * 16;
}
if (sv_fields.glow_size != -1 && SVfloat (ent, glow_size)) {
int glow_size = SVfloat (ent, glow_size);
state->glow_size = bound (-1024, glow_size, 1016) >> 3;
}
if (sv_fields.glow_color != -1 && SVfloat (ent, glow_color))
state->glow_color = SVfloat (ent, glow_color);
if (sv_fields.colormod != -1
&& !VectorIsZero (SVvector (ent, colormod))) {
float *colormod= SVvector (ent, colormod);
state->colormod = ((int) (bound (0, colormod[0], 1) * 7) << 5) |
((int) (bound (0, colormod[1], 1) * 7) << 2) |
(int) (bound (0, colormod[2], 1) * 3);
}
if (cl->spectator) {
// only send origin and velocity of spectators
mask &= PF_VELOCITY1 | PF_VELOCITY2 | PF_VELOCITY3;
} else if (ent == clent) {
// don't send a lot of data on personal entity
mask &= ~(PF_MSEC | PF_COMMAND);
mask |= PF_WEAPONFRAME;
}
if (spec_track && spec_track - 1 == j)
mask |= PF_WEAPONFRAME;
if (from_pack && from_pack->players) {
while (k < from_pack->num_players
&& from_pack->players[k].number < state->number)
k++;
if (k < from_pack->num_players
&& from_pack->players[k].number == state->number) {
write (delta, &from_pack->players[k], state, msg, mask, full);
continue;
}
full = 1;
}
write (delta, &null_player_state, state, msg, mask, full);
}
}
static inline byte *
calc_pvs (delta_t *delta)
{
byte *pvs = 0;
vec3_t org;
// find the client's PVS
if (delta->pvs == dt_pvs_normal) {
edict_t *clent = delta->client->edict;
VectorAdd (SVvector (clent, origin), SVvector (clent, view_ofs), org);
pvs = SV_FatPVS (org);
} else if (delta->pvs == dt_pvs_fat) {
// when recording a demo, only send entities that can be seen. Can help
// shrink the mvd at expense of effectively lossy compressio (ents that
// can't be seen by a player either won't get updated or will disappear
// for people watching the mvd from viewpoints with no players around
// (not sure yet:).
client_t *cl;
int i;
for (i=0, cl = svs.clients; i<MAX_CLIENTS; i++, cl++) {
if (cl->state != cs_spawned && cl->state != cs_server)
continue;
if (cl->spectator)
continue;
VectorAdd (SVvector (cl->edict, origin),
SVvector (cl->edict, view_ofs), org);
if (pvs == NULL) {
pvs = SV_FatPVS (org);
} else {
SV_AddToFatPVS (org, sv.worldmodel->nodes);
}
}
}
return pvs;
}
/*
SV_WriteEntitiesToClient
Encodes the current state of the world as
a svc_packetentities messages and possibly
a svc_nails message and
svc_playerinfo messages
*/
void
SV_WriteEntitiesToClient (delta_t *delta, sizebuf_t *msg)
{
byte *pvs = 0;
int e, i, num_edicts;
int max_packet_entities = MAX_DEMO_PACKET_ENTITIES;
int stdver = 1;
client_frame_t *frame;
edict_t *ent;
entity_state_t *state;
packet_entities_t *pack;
if (delta->client) {
max_packet_entities = MAX_PACKET_ENTITIES;
stdver = delta->client->stdver;
}
pvs = calc_pvs (delta);
// send over the players in the PVS
SV_WritePlayersToClient (delta, pvs, msg);
// this is the frame we are creating
frame = &delta->frames[delta->in_frame];
// put other visible entities into either a packet_entities or a nails
// message
pack = &frame->entities;
pack->num_entities = 0;
numnails = 0;
num_edicts = min (sv.num_edicts, 512); //FIXME stupid protocol limit
for (e = MAX_CLIENTS + 1, ent = EDICT_NUM (&sv_pr_state, e);
e < num_edicts; e++, ent = NEXT_EDICT (&sv_pr_state, ent)) {
if (ent->free)
continue;
// ignore ents without visible models
if (!SVfloat (ent, modelindex)
|| !*PR_GetString (&sv_pr_state, SVstring (ent, model)))
continue;
if (pvs) {
// ignore if not touching a PV leaf
for (i = 0; i < ent->num_leafs; i++)
if (pvs[ent->leafnums[i] >> 3] & (1 << (ent->leafnums[i] & 7)))
break;
if (i == ent->num_leafs)
continue; // not visible
}
if (SV_AddNailUpdate (ent))
continue; // added to the special update list
// add to the packetentities
if (pack->num_entities == max_packet_entities) {
continue; // all full
}
state = &pack->entities[pack->num_entities];
pack->num_entities++;
state->number = e;
state->flags = 0;
VectorCopy (SVvector (ent, origin), state->origin);
VectorCopy (SVvector (ent, angles), state->angles);
state->modelindex = SVfloat (ent, modelindex);
state->frame = SVfloat (ent, frame);
state->colormap = SVfloat (ent, colormap);
state->skinnum = SVfloat (ent, skin);
state->effects = SVfloat (ent, effects);
// LordHavoc: cleaned up Endy's coding style, shortened the code,
// and implemented missing effects
// Ender: EXTEND (QSG - Begin)
{
state->alpha = 255;
state->scale = 16;
state->glow_size = 0;
state->glow_color = 254;
state->colormod = 255;
if (sv_fields.alpha != -1 && SVfloat (ent, alpha))
state->alpha = bound (0, SVfloat (ent, alpha), 1) * 255.0;
if (sv_fields.scale != -1 && SVfloat (ent, scale))
state->scale = bound (0, SVfloat (ent, scale), 15.9375) * 16.0;
if (sv_fields.glow_size != -1 && SVfloat (ent, glow_size))
state->glow_size =
bound (-1024, (int) SVfloat (ent, glow_size), 1016) >> 3;
if (sv_fields.glow_color != -1 && SVfloat (ent, glow_color))
state->glow_color = (int) SVfloat (ent, glow_color);
if (sv_fields.colormod != -1 && SVvector (ent, colormod)[0]
&& SVvector (ent, colormod)[1] && SVvector (ent, colormod)[2])
state->colormod =
((int) (bound (0, SVvector (ent, colormod)[0], 1) * 7.0)
<< 5) |
((int) (bound (0, SVvector (ent, colormod)[1], 1) * 7.0)
<< 2) |
(int) (bound (0, SVvector (ent, colormod)[2], 1) * 3.0);
}
// Ender: EXTEND (QSG - End)
}
// encode the packet entities as a delta from the
// last packetentities acknowledged by the client
SV_EmitPacketEntities (delta, pack, msg, stdver);
// now add the specialized nail update
SV_EmitNailUpdate (msg, delta->client != 0);
}
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