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quakequest/Projects/Android/jni/protocol.c
Simon 54a544769d Initial Commit - Work in progress..
2019-05-30 06:57:57 +01:00

3387 lines
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#include "quakedef.h"
#define ENTITYSIZEPROFILING_START(msg, num) \
int entityprofiling_startsize = msg->cursize
#define ENTITYSIZEPROFILING_END(msg, num) \
if(developer_networkentities.integer >= 2) \
{ \
prvm_edict_t *ed = prog->edicts + num; \
Con_Printf("sent entity update of size %d for a %s\n", (msg->cursize - entityprofiling_startsize), PRVM_serveredictstring(ed, classname) ? PRVM_GetString(prog, PRVM_serveredictstring(ed, classname)) : "(no classname)"); \
}
// this is 88 bytes (must match entity_state_t in protocol.h)
entity_state_t defaultstate =
{
// ! means this is not sent to client
0,//double time; // ! time this state was built (used on client for interpolation)
{0,0,0},//float netcenter[3]; // ! for network prioritization, this is the center of the bounding box (which may differ from the origin)
{0,0,0},//float origin[3];
{0,0,0},//float angles[3];
0,//int effects;
0,//unsigned int customizeentityforclient; // !
0,//unsigned short number; // entity number this state is for
0,//unsigned short modelindex;
0,//unsigned short frame;
0,//unsigned short tagentity;
0,//unsigned short specialvisibilityradius; // ! larger if it has effects/light
0,//unsigned short viewmodelforclient; // !
0,//unsigned short exteriormodelforclient; // ! not shown if first person viewing from this entity, shown in all other cases
0,//unsigned short nodrawtoclient; // !
0,//unsigned short drawonlytoclient; // !
0,//unsigned short traileffectnum;
{0,0,0,0},//unsigned short light[4]; // color*256 (0.00 to 255.996), and radius*1
ACTIVE_NOT,//unsigned char active; // true if a valid state
0,//unsigned char lightstyle;
0,//unsigned char lightpflags;
0,//unsigned char colormap;
0,//unsigned char skin; // also chooses cubemap for rtlights if lightpflags & LIGHTPFLAGS_FULLDYNAMIC
255,//unsigned char alpha;
16,//unsigned char scale;
0,//unsigned char glowsize;
254,//unsigned char glowcolor;
0,//unsigned char flags;
0,//unsigned char internaleffects; // INTEF_FLAG1QW and so on
0,//unsigned char tagindex;
{32, 32, 32},//unsigned char colormod[3];
{32, 32, 32},//unsigned char glowmod[3];
};
// LordHavoc: I own protocol ranges 96, 97, 3500-3599
struct protocolversioninfo_s
{
int number;
protocolversion_t version;
const char *name;
}
protocolversioninfo[] =
{
{ 3504, PROTOCOL_DARKPLACES7 , "DP7"},
{ 3503, PROTOCOL_DARKPLACES6 , "DP6"},
{ 3502, PROTOCOL_DARKPLACES5 , "DP5"},
{ 3501, PROTOCOL_DARKPLACES4 , "DP4"},
{ 3500, PROTOCOL_DARKPLACES3 , "DP3"},
{ 97, PROTOCOL_DARKPLACES2 , "DP2"},
{ 96, PROTOCOL_DARKPLACES1 , "DP1"},
{ 15, PROTOCOL_QUAKEDP , "QUAKEDP"},
{ 15, PROTOCOL_QUAKE , "QUAKE"},
{ 28, PROTOCOL_QUAKEWORLD , "QW"},
{ 250, PROTOCOL_NEHAHRAMOVIE, "NEHAHRAMOVIE"},
{10000, PROTOCOL_NEHAHRABJP , "NEHAHRABJP"},
{10001, PROTOCOL_NEHAHRABJP2 , "NEHAHRABJP2"},
{10002, PROTOCOL_NEHAHRABJP3 , "NEHAHRABJP3"},
{ 0, PROTOCOL_UNKNOWN , NULL}
};
protocolversion_t Protocol_EnumForName(const char *s)
{
int i;
for (i = 0;protocolversioninfo[i].name;i++)
if (!strcasecmp(s, protocolversioninfo[i].name))
return protocolversioninfo[i].version;
return PROTOCOL_UNKNOWN;
}
const char *Protocol_NameForEnum(protocolversion_t p)
{
int i;
for (i = 0;protocolversioninfo[i].name;i++)
if (protocolversioninfo[i].version == p)
return protocolversioninfo[i].name;
return "UNKNOWN";
}
protocolversion_t Protocol_EnumForNumber(int n)
{
int i;
for (i = 0;protocolversioninfo[i].name;i++)
if (protocolversioninfo[i].number == n)
return protocolversioninfo[i].version;
return PROTOCOL_UNKNOWN;
}
int Protocol_NumberForEnum(protocolversion_t p)
{
int i;
for (i = 0;protocolversioninfo[i].name;i++)
if (protocolversioninfo[i].version == p)
return protocolversioninfo[i].number;
return 0;
}
void Protocol_Names(char *buffer, size_t buffersize)
{
int i;
if (buffersize < 1)
return;
buffer[0] = 0;
for (i = 0;protocolversioninfo[i].name;i++)
{
if (i > 1)
strlcat(buffer, " ", buffersize);
strlcat(buffer, protocolversioninfo[i].name, buffersize);
}
}
void EntityFrameQuake_ReadEntity(int bits)
{
int num;
entity_t *ent;
entity_state_t s;
if (bits & U_MOREBITS)
bits |= (MSG_ReadByte(&cl_message)<<8);
if ((bits & U_EXTEND1) && cls.protocol != PROTOCOL_NEHAHRAMOVIE)
{
bits |= MSG_ReadByte(&cl_message) << 16;
if (bits & U_EXTEND2)
bits |= MSG_ReadByte(&cl_message) << 24;
}
if (bits & U_LONGENTITY)
num = (unsigned short) MSG_ReadShort(&cl_message);
else
num = MSG_ReadByte(&cl_message);
if (num >= MAX_EDICTS)
Host_Error("EntityFrameQuake_ReadEntity: entity number (%i) >= MAX_EDICTS (%i)", num, MAX_EDICTS);
if (num < 1)
Host_Error("EntityFrameQuake_ReadEntity: invalid entity number (%i)", num);
if (cl.num_entities <= num)
{
cl.num_entities = num + 1;
if (num >= cl.max_entities)
CL_ExpandEntities(num);
}
ent = cl.entities + num;
// note: this inherits the 'active' state of the baseline chosen
// (state_baseline is always active, state_current may not be active if
// the entity was missing in the last frame)
if (bits & U_DELTA)
s = ent->state_current;
else
{
s = ent->state_baseline;
s.active = ACTIVE_NETWORK;
}
cl.isquakeentity[num] = true;
if (cl.lastquakeentity < num)
cl.lastquakeentity = num;
s.number = num;
s.time = cl.mtime[0];
s.flags = 0;
if (bits & U_MODEL)
{
if (cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
s.modelindex = (unsigned short) MSG_ReadShort(&cl_message);
else
s.modelindex = (s.modelindex & 0xFF00) | MSG_ReadByte(&cl_message);
}
if (bits & U_FRAME) s.frame = (s.frame & 0xFF00) | MSG_ReadByte(&cl_message);
if (bits & U_COLORMAP) s.colormap = MSG_ReadByte(&cl_message);
if (bits & U_SKIN) s.skin = MSG_ReadByte(&cl_message);
if (bits & U_EFFECTS) s.effects = (s.effects & 0xFF00) | MSG_ReadByte(&cl_message);
if (bits & U_ORIGIN1) s.origin[0] = MSG_ReadCoord(&cl_message, cls.protocol);
if (bits & U_ANGLE1) s.angles[0] = MSG_ReadAngle(&cl_message, cls.protocol);
if (bits & U_ORIGIN2) s.origin[1] = MSG_ReadCoord(&cl_message, cls.protocol);
if (bits & U_ANGLE2) s.angles[1] = MSG_ReadAngle(&cl_message, cls.protocol);
if (bits & U_ORIGIN3) s.origin[2] = MSG_ReadCoord(&cl_message, cls.protocol);
if (bits & U_ANGLE3) s.angles[2] = MSG_ReadAngle(&cl_message, cls.protocol);
if (bits & U_STEP) s.flags |= RENDER_STEP;
if (bits & U_ALPHA) s.alpha = MSG_ReadByte(&cl_message);
if (bits & U_SCALE) s.scale = MSG_ReadByte(&cl_message);
if (bits & U_EFFECTS2) s.effects = (s.effects & 0x00FF) | (MSG_ReadByte(&cl_message) << 8);
if (bits & U_GLOWSIZE) s.glowsize = MSG_ReadByte(&cl_message);
if (bits & U_GLOWCOLOR) s.glowcolor = MSG_ReadByte(&cl_message);
if (bits & U_COLORMOD) {int c = MSG_ReadByte(&cl_message);s.colormod[0] = (unsigned char)(((c >> 5) & 7) * (32.0f / 7.0f));s.colormod[1] = (unsigned char)(((c >> 2) & 7) * (32.0f / 7.0f));s.colormod[2] = (unsigned char)((c & 3) * (32.0f / 3.0f));}
if (bits & U_GLOWTRAIL) s.flags |= RENDER_GLOWTRAIL;
if (bits & U_FRAME2) s.frame = (s.frame & 0x00FF) | (MSG_ReadByte(&cl_message) << 8);
if (bits & U_MODEL2) s.modelindex = (s.modelindex & 0x00FF) | (MSG_ReadByte(&cl_message) << 8);
if (bits & U_VIEWMODEL) s.flags |= RENDER_VIEWMODEL;
if (bits & U_EXTERIORMODEL) s.flags |= RENDER_EXTERIORMODEL;
// LordHavoc: to allow playback of the Nehahra movie
if (cls.protocol == PROTOCOL_NEHAHRAMOVIE && (bits & U_EXTEND1))
{
// LordHavoc: evil format
int i = (int)MSG_ReadFloat(&cl_message);
int j = (int)(MSG_ReadFloat(&cl_message) * 255.0f);
if (i == 2)
{
i = (int)MSG_ReadFloat(&cl_message);
if (i)
s.effects |= EF_FULLBRIGHT;
}
if (j < 0)
s.alpha = 0;
else if (j == 0 || j >= 255)
s.alpha = 255;
else
s.alpha = j;
}
ent->state_previous = ent->state_current;
ent->state_current = s;
if (ent->state_current.active == ACTIVE_NETWORK)
{
CL_MoveLerpEntityStates(ent);
cl.entities_active[ent->state_current.number] = true;
}
if (cl_message.badread)
Host_Error("EntityFrameQuake_ReadEntity: read error");
}
void EntityFrameQuake_ISeeDeadEntities(void)
{
int num, lastentity;
if (cl.lastquakeentity == 0)
return;
lastentity = cl.lastquakeentity;
cl.lastquakeentity = 0;
for (num = 0;num <= lastentity;num++)
{
if (cl.isquakeentity[num])
{
if (cl.entities_active[num] && cl.entities[num].state_current.time == cl.mtime[0])
{
cl.isquakeentity[num] = true;
cl.lastquakeentity = num;
}
else
{
cl.isquakeentity[num] = false;
cl.entities_active[num] = ACTIVE_NOT;
cl.entities[num].state_current = defaultstate;
cl.entities[num].state_current.number = num;
}
}
}
}
// NOTE: this only works with DP5 protocol and upwards. For lower protocols
// (including QUAKE), no packet loss handling for CSQC is done, which makes
// CSQC basically useless.
// Always use the DP5 protocol, or a higher one, when using CSQC entities.
static void EntityFrameCSQC_LostAllFrames(client_t *client)
{
prvm_prog_t *prog = SVVM_prog;
// mark ALL csqc entities as requiring a FULL resend!
// I know this is a bad workaround, but better than nothing.
int i, n;
prvm_edict_t *ed;
n = client->csqcnumedicts;
for(i = 0; i < n; ++i)
{
if(client->csqcentityglobalhistory[i])
{
ed = prog->edicts + i;
if (PRVM_serveredictfunction(ed, SendEntity))
client->csqcentitysendflags[i] |= 0xFFFFFF; // FULL RESEND
else // if it was ever sent to that client as a CSQC entity
{
client->csqcentityscope[i] = 1; // REMOVE
client->csqcentitysendflags[i] |= 0xFFFFFF;
}
}
}
}
void EntityFrameCSQC_LostFrame(client_t *client, int framenum)
{
// marks a frame as lost
int i, j;
qboolean valid;
int ringfirst, ringlast;
static int recoversendflags[MAX_EDICTS]; // client only
csqcentityframedb_t *d;
if(client->csqcentityframe_lastreset < 0)
return;
if(framenum < client->csqcentityframe_lastreset)
return; // no action required, as we resent that data anyway
// is our frame out of history?
ringfirst = client->csqcentityframehistory_next; // oldest entry
ringlast = (ringfirst + NUM_CSQCENTITYDB_FRAMES - 1) % NUM_CSQCENTITYDB_FRAMES; // most recently added entry
valid = false;
for(j = 0; j < NUM_CSQCENTITYDB_FRAMES; ++j)
{
d = &client->csqcentityframehistory[(ringfirst + j) % NUM_CSQCENTITYDB_FRAMES];
if(d->framenum < 0)
continue;
if(d->framenum == framenum)
break;
else if(d->framenum < framenum)
valid = true;
}
if(j == NUM_CSQCENTITYDB_FRAMES)
{
if(valid) // got beaten, i.e. there is a frame < framenum
{
// a non-csqc frame got lost... great
return;
}
else
{
// a too old frame got lost... sorry, cannot handle this
Con_DPrintf("CSQC entity DB: lost a frame too early to do any handling (resending ALL)...\n");
Con_DPrintf("Lost frame = %d\n", framenum);
Con_DPrintf("Entity DB = %d to %d\n", client->csqcentityframehistory[ringfirst].framenum, client->csqcentityframehistory[ringlast].framenum);
EntityFrameCSQC_LostAllFrames(client);
client->csqcentityframe_lastreset = -1;
}
return;
}
// so j is the frame that got lost
// ringlast is the frame that we have to go to
ringfirst = (ringfirst + j) % NUM_CSQCENTITYDB_FRAMES;
if(ringlast < ringfirst)
ringlast += NUM_CSQCENTITYDB_FRAMES;
memset(recoversendflags, 0, sizeof(recoversendflags));
for(j = ringfirst; j <= ringlast; ++j)
{
d = &client->csqcentityframehistory[j % NUM_CSQCENTITYDB_FRAMES];
if(d->framenum < 0)
{
// deleted frame
}
else if(d->framenum < framenum)
{
// a frame in the past... should never happen
Con_Printf("CSQC entity DB encountered a frame from the past when recovering from PL...?\n");
}
else if(d->framenum == framenum)
{
// handling the actually lost frame now
for(i = 0; i < d->num; ++i)
{
int sf = d->sendflags[i];
int ent = d->entno[i];
if(sf < 0) // remove
recoversendflags[ent] |= -1; // all bits, including sign
else if(sf > 0)
recoversendflags[ent] |= sf;
}
}
else
{
// handling the frames that followed it now
for(i = 0; i < d->num; ++i)
{
int sf = d->sendflags[i];
int ent = d->entno[i];
if(sf < 0) // remove
{
recoversendflags[ent] = 0; // no need to update, we got a more recent remove (and will fix it THEN)
break; // no flags left to remove...
}
else if(sf > 0)
recoversendflags[ent] &= ~sf; // no need to update these bits, we already got them later
}
}
}
for(i = 0; i < client->csqcnumedicts; ++i)
{
if(recoversendflags[i] < 0)
{
// a remove got lost, then either send a remove or - if it was
// recreated later - a FULL update to make totally sure
client->csqcentityscope[i] = 1;
client->csqcentitysendflags[i] = 0xFFFFFF;
}
else
client->csqcentitysendflags[i] |= recoversendflags[i];
}
}
static int EntityFrameCSQC_AllocFrame(client_t *client, int framenum)
{
int ringfirst = client->csqcentityframehistory_next; // oldest entry
client->csqcentityframehistory_next += 1;
client->csqcentityframehistory_next %= NUM_CSQCENTITYDB_FRAMES;
client->csqcentityframehistory[ringfirst].framenum = framenum;
client->csqcentityframehistory[ringfirst].num = 0;
return ringfirst;
}
static void EntityFrameCSQC_DeallocFrame(client_t *client, int framenum)
{
int ringfirst = client->csqcentityframehistory_next; // oldest entry
int ringlast = (ringfirst + NUM_CSQCENTITYDB_FRAMES - 1) % NUM_CSQCENTITYDB_FRAMES; // most recently added entry
if(framenum == client->csqcentityframehistory[ringlast].framenum)
{
client->csqcentityframehistory[ringlast].framenum = -1;
client->csqcentityframehistory[ringlast].num = 0;
client->csqcentityframehistory_next = ringlast;
}
else
Con_Printf("Trying to dealloc the wrong entity frame\n");
}
//[515]: we use only one array per-client for SendEntity feature
// TODO: add some handling for entity send priorities, to better deal with huge
// amounts of csqc networked entities
qboolean EntityFrameCSQC_WriteFrame (sizebuf_t *msg, int maxsize, int numnumbers, const unsigned short *numbers, int framenum)
{
prvm_prog_t *prog = SVVM_prog;
int num, number, end, sendflags;
qboolean sectionstarted = false;
const unsigned short *n;
prvm_edict_t *ed;
client_t *client = svs.clients + sv.writeentitiestoclient_clientnumber;
int dbframe = EntityFrameCSQC_AllocFrame(client, framenum);
csqcentityframedb_t *db = &client->csqcentityframehistory[dbframe];
if(client->csqcentityframe_lastreset < 0)
client->csqcentityframe_lastreset = framenum;
maxsize -= 24; // always fit in an empty svc_entities message (for packet loss detection!)
// make sure there is enough room to store the svc_csqcentities byte,
// the terminator (0x0000) and at least one entity update
if (msg->cursize + 32 >= maxsize)
return false;
if (client->csqcnumedicts < prog->num_edicts)
client->csqcnumedicts = prog->num_edicts;
number = 1;
for (num = 0, n = numbers;num < numnumbers;num++, n++)
{
end = *n;
for (;number < end;number++)
{
if (client->csqcentityscope[number])
{
client->csqcentityscope[number] = 1;
client->csqcentitysendflags[number] = 0xFFFFFF;
}
}
ed = prog->edicts + number;
if (PRVM_serveredictfunction(ed, SendEntity))
client->csqcentityscope[number] = 2;
else if (client->csqcentityscope[number])
{
client->csqcentityscope[number] = 1;
client->csqcentitysendflags[number] = 0xFFFFFF;
}
number++;
}
end = client->csqcnumedicts;
for (;number < end;number++)
{
if (client->csqcentityscope[number])
{
client->csqcentityscope[number] = 1;
client->csqcentitysendflags[number] = 0xFFFFFF;
}
}
/*
// mark all scope entities as remove
for (number = 1;number < client->csqcnumedicts;number++)
if (client->csqcentityscope[number])
client->csqcentityscope[number] = 1;
// keep visible entities
for (i = 0, n = numbers;i < numnumbers;i++, n++)
{
number = *n;
ed = prog->edicts + number;
if (PRVM_serveredictfunction(ed, SendEntity))
client->csqcentityscope[number] = 2;
}
*/
// now try to emit the entity updates
// (FIXME: prioritize by distance?)
end = client->csqcnumedicts;
for (number = 1;number < end;number++)
{
if (!client->csqcentityscope[number])
continue;
sendflags = client->csqcentitysendflags[number];
if (!sendflags)
continue;
if(db->num >= NUM_CSQCENTITIES_PER_FRAME)
break;
ed = prog->edicts + number;
// entity scope is either update (2) or remove (1)
if (client->csqcentityscope[number] == 1)
{
// write a remove message
// first write the message identifier if needed
if(!sectionstarted)
{
sectionstarted = 1;
MSG_WriteByte(msg, svc_csqcentities);
}
// write the remove message
{
ENTITYSIZEPROFILING_START(msg, number);
MSG_WriteShort(msg, (unsigned short)number | 0x8000);
client->csqcentityscope[number] = 0;
client->csqcentitysendflags[number] = 0xFFFFFF; // resend completely if it becomes active again
db->entno[db->num] = number;
db->sendflags[db->num] = -1;
db->num += 1;
client->csqcentityglobalhistory[number] = 1;
ENTITYSIZEPROFILING_END(msg, number);
}
if (msg->cursize + 17 >= maxsize)
break;
}
else
{
// write an update
// save the cursize value in case we overflow and have to rollback
int oldcursize = msg->cursize;
client->csqcentityscope[number] = 1;
if (PRVM_serveredictfunction(ed, SendEntity))
{
if(!sectionstarted)
MSG_WriteByte(msg, svc_csqcentities);
{
ENTITYSIZEPROFILING_START(msg, number);
MSG_WriteShort(msg, number);
msg->allowoverflow = true;
PRVM_G_INT(OFS_PARM0) = sv.writeentitiestoclient_cliententitynumber;
PRVM_G_FLOAT(OFS_PARM1) = sendflags;
PRVM_serverglobaledict(self) = number;
prog->ExecuteProgram(prog, PRVM_serveredictfunction(ed, SendEntity), "Null SendEntity\n");
msg->allowoverflow = false;
if(PRVM_G_FLOAT(OFS_RETURN) && msg->cursize + 2 <= maxsize)
{
// an update has been successfully written
client->csqcentitysendflags[number] = 0;
db->entno[db->num] = number;
db->sendflags[db->num] = sendflags;
db->num += 1;
client->csqcentityglobalhistory[number] = 1;
// and take note that we have begun the svc_csqcentities
// section of the packet
sectionstarted = 1;
ENTITYSIZEPROFILING_END(msg, number);
if (msg->cursize + 17 >= maxsize)
break;
continue;
}
}
}
// self.SendEntity returned false (or does not exist) or the
// update was too big for this packet - rollback the buffer to its
// state before the writes occurred, we'll try again next frame
msg->cursize = oldcursize;
msg->overflowed = false;
}
}
if (sectionstarted)
{
// write index 0 to end the update (0 is never used by real entities)
MSG_WriteShort(msg, 0);
}
if(db->num == 0)
// if no single ent got added, remove the frame from the DB again, to allow
// for a larger history
EntityFrameCSQC_DeallocFrame(client, framenum);
return sectionstarted;
}
void Protocol_UpdateClientStats(const int *stats)
{
int i;
// update the stats array and set deltabits for any changed stats
for (i = 0;i < MAX_CL_STATS;i++)
{
if (host_client->stats[i] != stats[i])
{
host_client->statsdeltabits[i >> 3] |= 1 << (i & 7);
host_client->stats[i] = stats[i];
}
}
}
// only a few stats are within the 32 stat limit of Quake, and most of them
// are sent every frame in svc_clientdata messages, so we only send the
// remaining ones here
static const int sendquakestats[] =
{
// quake did not send these secrets/monsters stats in this way, but doing so
// allows a mod to increase STAT_TOTALMONSTERS during the game, and ensures
// that STAT_SECRETS and STAT_MONSTERS are always correct (even if a client
// didn't receive an svc_foundsecret or svc_killedmonster), which may be most
// valuable if randomly seeking around in a demo
STAT_TOTALSECRETS, // never changes during game
STAT_TOTALMONSTERS, // changes in some mods
STAT_SECRETS, // this makes svc_foundsecret unnecessary
STAT_MONSTERS, // this makes svc_killedmonster unnecessary
STAT_VIEWHEIGHT, // sent just for FTEQW clients
STAT_VIEWZOOM, // this rarely changes
-1,
};
void Protocol_WriteStatsReliable(void)
{
int i, j;
if (!host_client->netconnection)
return;
// detect changes in stats and write reliable messages
// this only deals with 32 stats because the older protocols which use
// this function can only cope with 32 stats,
// they also do not support svc_updatestatubyte which was introduced in
// DP6 protocol (except for QW)
for (j = 0;sendquakestats[j] >= 0;j++)
{
i = sendquakestats[j];
// check if this bit is set
if (host_client->statsdeltabits[i >> 3] & (1 << (i & 7)))
{
host_client->statsdeltabits[i >> 3] -= (1 << (i & 7));
// send the stat as a byte if possible
if (sv.protocol == PROTOCOL_QUAKEWORLD)
{
if (host_client->stats[i] >= 0 && host_client->stats[i] < 256)
{
MSG_WriteByte(&host_client->netconnection->message, qw_svc_updatestat);
MSG_WriteByte(&host_client->netconnection->message, i);
MSG_WriteByte(&host_client->netconnection->message, host_client->stats[i]);
}
else
{
MSG_WriteByte(&host_client->netconnection->message, qw_svc_updatestatlong);
MSG_WriteByte(&host_client->netconnection->message, i);
MSG_WriteLong(&host_client->netconnection->message, host_client->stats[i]);
}
}
else
{
// this could make use of svc_updatestatubyte in DP6 and later
// protocols but those protocols do not use this function
MSG_WriteByte(&host_client->netconnection->message, svc_updatestat);
MSG_WriteByte(&host_client->netconnection->message, i);
MSG_WriteLong(&host_client->netconnection->message, host_client->stats[i]);
}
}
}
}
qboolean EntityFrameQuake_WriteFrame(sizebuf_t *msg, int maxsize, int numstates, const entity_state_t **states)
{
prvm_prog_t *prog = SVVM_prog;
const entity_state_t *s;
entity_state_t baseline;
int i, bits;
sizebuf_t buf;
unsigned char data[128];
qboolean success = false;
// prepare the buffer
memset(&buf, 0, sizeof(buf));
buf.data = data;
buf.maxsize = sizeof(data);
for (i = 0;i < numstates;i++)
{
ENTITYSIZEPROFILING_START(msg, states[i]->number);
s = states[i];
if(PRVM_serveredictfunction((&prog->edicts[s->number]), SendEntity))
continue;
// prepare the buffer
SZ_Clear(&buf);
// send an update
bits = 0;
if (s->number >= 256)
bits |= U_LONGENTITY;
if (s->flags & RENDER_STEP)
bits |= U_STEP;
if (s->flags & RENDER_VIEWMODEL)
bits |= U_VIEWMODEL;
if (s->flags & RENDER_GLOWTRAIL)
bits |= U_GLOWTRAIL;
if (s->flags & RENDER_EXTERIORMODEL)
bits |= U_EXTERIORMODEL;
// LordHavoc: old stuff, but rewritten to have more exact tolerances
baseline = prog->edicts[s->number].priv.server->baseline;
if (baseline.origin[0] != s->origin[0])
bits |= U_ORIGIN1;
if (baseline.origin[1] != s->origin[1])
bits |= U_ORIGIN2;
if (baseline.origin[2] != s->origin[2])
bits |= U_ORIGIN3;
if (baseline.angles[0] != s->angles[0])
bits |= U_ANGLE1;
if (baseline.angles[1] != s->angles[1])
bits |= U_ANGLE2;
if (baseline.angles[2] != s->angles[2])
bits |= U_ANGLE3;
if (baseline.colormap != s->colormap)
bits |= U_COLORMAP;
if (baseline.skin != s->skin)
bits |= U_SKIN;
if (baseline.frame != s->frame)
{
bits |= U_FRAME;
if (s->frame & 0xFF00)
bits |= U_FRAME2;
}
if (baseline.effects != s->effects)
{
bits |= U_EFFECTS;
if (s->effects & 0xFF00)
bits |= U_EFFECTS2;
}
if (baseline.modelindex != s->modelindex)
{
bits |= U_MODEL;
if ((s->modelindex & 0xFF00) && sv.protocol != PROTOCOL_NEHAHRABJP && sv.protocol != PROTOCOL_NEHAHRABJP2 && sv.protocol != PROTOCOL_NEHAHRABJP3)
bits |= U_MODEL2;
}
if (baseline.alpha != s->alpha)
bits |= U_ALPHA;
if (baseline.scale != s->scale)
bits |= U_SCALE;
if (baseline.glowsize != s->glowsize)
bits |= U_GLOWSIZE;
if (baseline.glowcolor != s->glowcolor)
bits |= U_GLOWCOLOR;
if (!VectorCompare(baseline.colormod, s->colormod))
bits |= U_COLORMOD;
// if extensions are disabled, clear the relevant update flags
if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
bits &= 0x7FFF;
if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
if (s->alpha != 255 || s->effects & EF_FULLBRIGHT)
bits |= U_EXTEND1;
// write the message
if (bits >= 16777216)
bits |= U_EXTEND2;
if (bits >= 65536)
bits |= U_EXTEND1;
if (bits >= 256)
bits |= U_MOREBITS;
bits |= U_SIGNAL;
MSG_WriteByte (&buf, bits);
if (bits & U_MOREBITS) MSG_WriteByte(&buf, bits>>8);
if (sv.protocol != PROTOCOL_NEHAHRAMOVIE)
{
if (bits & U_EXTEND1) MSG_WriteByte(&buf, bits>>16);
if (bits & U_EXTEND2) MSG_WriteByte(&buf, bits>>24);
}
if (bits & U_LONGENTITY) MSG_WriteShort(&buf, s->number);
else MSG_WriteByte(&buf, s->number);
if (bits & U_MODEL)
{
if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
MSG_WriteShort(&buf, s->modelindex);
else
MSG_WriteByte(&buf, s->modelindex);
}
if (bits & U_FRAME) MSG_WriteByte(&buf, s->frame);
if (bits & U_COLORMAP) MSG_WriteByte(&buf, s->colormap);
if (bits & U_SKIN) MSG_WriteByte(&buf, s->skin);
if (bits & U_EFFECTS) MSG_WriteByte(&buf, s->effects);
if (bits & U_ORIGIN1) MSG_WriteCoord(&buf, s->origin[0], sv.protocol);
if (bits & U_ANGLE1) MSG_WriteAngle(&buf, s->angles[0], sv.protocol);
if (bits & U_ORIGIN2) MSG_WriteCoord(&buf, s->origin[1], sv.protocol);
if (bits & U_ANGLE2) MSG_WriteAngle(&buf, s->angles[1], sv.protocol);
if (bits & U_ORIGIN3) MSG_WriteCoord(&buf, s->origin[2], sv.protocol);
if (bits & U_ANGLE3) MSG_WriteAngle(&buf, s->angles[2], sv.protocol);
if (bits & U_ALPHA) MSG_WriteByte(&buf, s->alpha);
if (bits & U_SCALE) MSG_WriteByte(&buf, s->scale);
if (bits & U_EFFECTS2) MSG_WriteByte(&buf, s->effects >> 8);
if (bits & U_GLOWSIZE) MSG_WriteByte(&buf, s->glowsize);
if (bits & U_GLOWCOLOR) MSG_WriteByte(&buf, s->glowcolor);
if (bits & U_COLORMOD) {int c = ((int)bound(0, s->colormod[0] * (7.0f / 32.0f), 7) << 5) | ((int)bound(0, s->colormod[1] * (7.0f / 32.0f), 7) << 2) | ((int)bound(0, s->colormod[2] * (3.0f / 32.0f), 3) << 0);MSG_WriteByte(&buf, c);}
if (bits & U_FRAME2) MSG_WriteByte(&buf, s->frame >> 8);
if (bits & U_MODEL2) MSG_WriteByte(&buf, s->modelindex >> 8);
// the nasty protocol
if ((bits & U_EXTEND1) && sv.protocol == PROTOCOL_NEHAHRAMOVIE)
{
if (s->effects & EF_FULLBRIGHT)
{
MSG_WriteFloat(&buf, 2); // QSG protocol version
MSG_WriteFloat(&buf, s->alpha <= 0 ? 0 : (s->alpha >= 255 ? 1 : s->alpha * (1.0f / 255.0f))); // alpha
MSG_WriteFloat(&buf, 1); // fullbright
}
else
{
MSG_WriteFloat(&buf, 1); // QSG protocol version
MSG_WriteFloat(&buf, s->alpha <= 0 ? 0 : (s->alpha >= 255 ? 1 : s->alpha * (1.0f / 255.0f))); // alpha
}
}
// if the commit is full, we're done this frame
if (msg->cursize + buf.cursize > maxsize)
{
// next frame we will continue where we left off
break;
}
// write the message to the packet
SZ_Write(msg, buf.data, buf.cursize);
success = true;
ENTITYSIZEPROFILING_END(msg, s->number);
}
return success;
}
int EntityState_DeltaBits(const entity_state_t *o, const entity_state_t *n)
{
unsigned int bits;
// if o is not active, delta from default
if (o->active != ACTIVE_NETWORK)
o = &defaultstate;
bits = 0;
if (fabs(n->origin[0] - o->origin[0]) > (1.0f / 256.0f))
bits |= E_ORIGIN1;
if (fabs(n->origin[1] - o->origin[1]) > (1.0f / 256.0f))
bits |= E_ORIGIN2;
if (fabs(n->origin[2] - o->origin[2]) > (1.0f / 256.0f))
bits |= E_ORIGIN3;
if ((unsigned char) (n->angles[0] * (256.0f / 360.0f)) != (unsigned char) (o->angles[0] * (256.0f / 360.0f)))
bits |= E_ANGLE1;
if ((unsigned char) (n->angles[1] * (256.0f / 360.0f)) != (unsigned char) (o->angles[1] * (256.0f / 360.0f)))
bits |= E_ANGLE2;
if ((unsigned char) (n->angles[2] * (256.0f / 360.0f)) != (unsigned char) (o->angles[2] * (256.0f / 360.0f)))
bits |= E_ANGLE3;
if ((n->modelindex ^ o->modelindex) & 0x00FF)
bits |= E_MODEL1;
if ((n->modelindex ^ o->modelindex) & 0xFF00)
bits |= E_MODEL2;
if ((n->frame ^ o->frame) & 0x00FF)
bits |= E_FRAME1;
if ((n->frame ^ o->frame) & 0xFF00)
bits |= E_FRAME2;
if ((n->effects ^ o->effects) & 0x00FF)
bits |= E_EFFECTS1;
if ((n->effects ^ o->effects) & 0xFF00)
bits |= E_EFFECTS2;
if (n->colormap != o->colormap)
bits |= E_COLORMAP;
if (n->skin != o->skin)
bits |= E_SKIN;
if (n->alpha != o->alpha)
bits |= E_ALPHA;
if (n->scale != o->scale)
bits |= E_SCALE;
if (n->glowsize != o->glowsize)
bits |= E_GLOWSIZE;
if (n->glowcolor != o->glowcolor)
bits |= E_GLOWCOLOR;
if (n->flags != o->flags)
bits |= E_FLAGS;
if (n->tagindex != o->tagindex || n->tagentity != o->tagentity)
bits |= E_TAGATTACHMENT;
if (n->light[0] != o->light[0] || n->light[1] != o->light[1] || n->light[2] != o->light[2] || n->light[3] != o->light[3])
bits |= E_LIGHT;
if (n->lightstyle != o->lightstyle)
bits |= E_LIGHTSTYLE;
if (n->lightpflags != o->lightpflags)
bits |= E_LIGHTPFLAGS;
if (bits)
{
if (bits & 0xFF000000)
bits |= 0x00800000;
if (bits & 0x00FF0000)
bits |= 0x00008000;
if (bits & 0x0000FF00)
bits |= 0x00000080;
}
return bits;
}
void EntityState_WriteExtendBits(sizebuf_t *msg, unsigned int bits)
{
MSG_WriteByte(msg, bits & 0xFF);
if (bits & 0x00000080)
{
MSG_WriteByte(msg, (bits >> 8) & 0xFF);
if (bits & 0x00008000)
{
MSG_WriteByte(msg, (bits >> 16) & 0xFF);
if (bits & 0x00800000)
MSG_WriteByte(msg, (bits >> 24) & 0xFF);
}
}
}
void EntityState_WriteFields(const entity_state_t *ent, sizebuf_t *msg, unsigned int bits)
{
if (sv.protocol == PROTOCOL_DARKPLACES2)
{
if (bits & E_ORIGIN1)
MSG_WriteCoord16i(msg, ent->origin[0]);
if (bits & E_ORIGIN2)
MSG_WriteCoord16i(msg, ent->origin[1]);
if (bits & E_ORIGIN3)
MSG_WriteCoord16i(msg, ent->origin[2]);
}
else
{
// LordHavoc: have to write flags first, as they can modify protocol
if (bits & E_FLAGS)
MSG_WriteByte(msg, ent->flags);
if (ent->flags & RENDER_LOWPRECISION)
{
if (bits & E_ORIGIN1)
MSG_WriteCoord16i(msg, ent->origin[0]);
if (bits & E_ORIGIN2)
MSG_WriteCoord16i(msg, ent->origin[1]);
if (bits & E_ORIGIN3)
MSG_WriteCoord16i(msg, ent->origin[2]);
}
else
{
if (bits & E_ORIGIN1)
MSG_WriteCoord32f(msg, ent->origin[0]);
if (bits & E_ORIGIN2)
MSG_WriteCoord32f(msg, ent->origin[1]);
if (bits & E_ORIGIN3)
MSG_WriteCoord32f(msg, ent->origin[2]);
}
}
if ((sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4) && (ent->flags & RENDER_LOWPRECISION))
{
if (bits & E_ANGLE1)
MSG_WriteAngle8i(msg, ent->angles[0]);
if (bits & E_ANGLE2)
MSG_WriteAngle8i(msg, ent->angles[1]);
if (bits & E_ANGLE3)
MSG_WriteAngle8i(msg, ent->angles[2]);
}
else
{
if (bits & E_ANGLE1)
MSG_WriteAngle16i(msg, ent->angles[0]);
if (bits & E_ANGLE2)
MSG_WriteAngle16i(msg, ent->angles[1]);
if (bits & E_ANGLE3)
MSG_WriteAngle16i(msg, ent->angles[2]);
}
if (bits & E_MODEL1)
MSG_WriteByte(msg, ent->modelindex & 0xFF);
if (bits & E_MODEL2)
MSG_WriteByte(msg, (ent->modelindex >> 8) & 0xFF);
if (bits & E_FRAME1)
MSG_WriteByte(msg, ent->frame & 0xFF);
if (bits & E_FRAME2)
MSG_WriteByte(msg, (ent->frame >> 8) & 0xFF);
if (bits & E_EFFECTS1)
MSG_WriteByte(msg, ent->effects & 0xFF);
if (bits & E_EFFECTS2)
MSG_WriteByte(msg, (ent->effects >> 8) & 0xFF);
if (bits & E_COLORMAP)
MSG_WriteByte(msg, ent->colormap);
if (bits & E_SKIN)
MSG_WriteByte(msg, ent->skin);
if (bits & E_ALPHA)
MSG_WriteByte(msg, ent->alpha);
if (bits & E_SCALE)
MSG_WriteByte(msg, ent->scale);
if (bits & E_GLOWSIZE)
MSG_WriteByte(msg, ent->glowsize);
if (bits & E_GLOWCOLOR)
MSG_WriteByte(msg, ent->glowcolor);
if (sv.protocol == PROTOCOL_DARKPLACES2)
if (bits & E_FLAGS)
MSG_WriteByte(msg, ent->flags);
if (bits & E_TAGATTACHMENT)
{
MSG_WriteShort(msg, ent->tagentity);
MSG_WriteByte(msg, ent->tagindex);
}
if (bits & E_LIGHT)
{
MSG_WriteShort(msg, ent->light[0]);
MSG_WriteShort(msg, ent->light[1]);
MSG_WriteShort(msg, ent->light[2]);
MSG_WriteShort(msg, ent->light[3]);
}
if (bits & E_LIGHTSTYLE)
MSG_WriteByte(msg, ent->lightstyle);
if (bits & E_LIGHTPFLAGS)
MSG_WriteByte(msg, ent->lightpflags);
}
void EntityState_WriteUpdate(const entity_state_t *ent, sizebuf_t *msg, const entity_state_t *delta)
{
prvm_prog_t *prog = SVVM_prog;
unsigned int bits;
ENTITYSIZEPROFILING_START(msg, ent->number);
if (ent->active == ACTIVE_NETWORK)
{
// entity is active, check for changes from the delta
if ((bits = EntityState_DeltaBits(delta, ent)))
{
// write the update number, bits, and fields
MSG_WriteShort(msg, ent->number);
EntityState_WriteExtendBits(msg, bits);
EntityState_WriteFields(ent, msg, bits);
}
}
else
{
// entity is inactive, check if the delta was active
if (delta->active == ACTIVE_NETWORK)
{
// write the remove number
MSG_WriteShort(msg, ent->number | 0x8000);
}
}
ENTITYSIZEPROFILING_END(msg, ent->number);
}
int EntityState_ReadExtendBits(void)
{
unsigned int bits;
bits = MSG_ReadByte(&cl_message);
if (bits & 0x00000080)
{
bits |= MSG_ReadByte(&cl_message) << 8;
if (bits & 0x00008000)
{
bits |= MSG_ReadByte(&cl_message) << 16;
if (bits & 0x00800000)
bits |= MSG_ReadByte(&cl_message) << 24;
}
}
return bits;
}
void EntityState_ReadFields(entity_state_t *e, unsigned int bits)
{
if (cls.protocol == PROTOCOL_DARKPLACES2)
{
if (bits & E_ORIGIN1)
e->origin[0] = MSG_ReadCoord16i(&cl_message);
if (bits & E_ORIGIN2)
e->origin[1] = MSG_ReadCoord16i(&cl_message);
if (bits & E_ORIGIN3)
e->origin[2] = MSG_ReadCoord16i(&cl_message);
}
else
{
if (bits & E_FLAGS)
e->flags = MSG_ReadByte(&cl_message);
if (e->flags & RENDER_LOWPRECISION)
{
if (bits & E_ORIGIN1)
e->origin[0] = MSG_ReadCoord16i(&cl_message);
if (bits & E_ORIGIN2)
e->origin[1] = MSG_ReadCoord16i(&cl_message);
if (bits & E_ORIGIN3)
e->origin[2] = MSG_ReadCoord16i(&cl_message);
}
else
{
if (bits & E_ORIGIN1)
e->origin[0] = MSG_ReadCoord32f(&cl_message);
if (bits & E_ORIGIN2)
e->origin[1] = MSG_ReadCoord32f(&cl_message);
if (bits & E_ORIGIN3)
e->origin[2] = MSG_ReadCoord32f(&cl_message);
}
}
if ((cls.protocol == PROTOCOL_DARKPLACES5 || cls.protocol == PROTOCOL_DARKPLACES6) && !(e->flags & RENDER_LOWPRECISION))
{
if (bits & E_ANGLE1)
e->angles[0] = MSG_ReadAngle16i(&cl_message);
if (bits & E_ANGLE2)
e->angles[1] = MSG_ReadAngle16i(&cl_message);
if (bits & E_ANGLE3)
e->angles[2] = MSG_ReadAngle16i(&cl_message);
}
else
{
if (bits & E_ANGLE1)
e->angles[0] = MSG_ReadAngle8i(&cl_message);
if (bits & E_ANGLE2)
e->angles[1] = MSG_ReadAngle8i(&cl_message);
if (bits & E_ANGLE3)
e->angles[2] = MSG_ReadAngle8i(&cl_message);
}
if (bits & E_MODEL1)
e->modelindex = (e->modelindex & 0xFF00) | (unsigned int) MSG_ReadByte(&cl_message);
if (bits & E_MODEL2)
e->modelindex = (e->modelindex & 0x00FF) | ((unsigned int) MSG_ReadByte(&cl_message) << 8);
if (bits & E_FRAME1)
e->frame = (e->frame & 0xFF00) | (unsigned int) MSG_ReadByte(&cl_message);
if (bits & E_FRAME2)
e->frame = (e->frame & 0x00FF) | ((unsigned int) MSG_ReadByte(&cl_message) << 8);
if (bits & E_EFFECTS1)
e->effects = (e->effects & 0xFF00) | (unsigned int) MSG_ReadByte(&cl_message);
if (bits & E_EFFECTS2)
e->effects = (e->effects & 0x00FF) | ((unsigned int) MSG_ReadByte(&cl_message) << 8);
if (bits & E_COLORMAP)
e->colormap = MSG_ReadByte(&cl_message);
if (bits & E_SKIN)
e->skin = MSG_ReadByte(&cl_message);
if (bits & E_ALPHA)
e->alpha = MSG_ReadByte(&cl_message);
if (bits & E_SCALE)
e->scale = MSG_ReadByte(&cl_message);
if (bits & E_GLOWSIZE)
e->glowsize = MSG_ReadByte(&cl_message);
if (bits & E_GLOWCOLOR)
e->glowcolor = MSG_ReadByte(&cl_message);
if (cls.protocol == PROTOCOL_DARKPLACES2)
if (bits & E_FLAGS)
e->flags = MSG_ReadByte(&cl_message);
if (bits & E_TAGATTACHMENT)
{
e->tagentity = (unsigned short) MSG_ReadShort(&cl_message);
e->tagindex = MSG_ReadByte(&cl_message);
}
if (bits & E_LIGHT)
{
e->light[0] = (unsigned short) MSG_ReadShort(&cl_message);
e->light[1] = (unsigned short) MSG_ReadShort(&cl_message);
e->light[2] = (unsigned short) MSG_ReadShort(&cl_message);
e->light[3] = (unsigned short) MSG_ReadShort(&cl_message);
}
if (bits & E_LIGHTSTYLE)
e->lightstyle = MSG_ReadByte(&cl_message);
if (bits & E_LIGHTPFLAGS)
e->lightpflags = MSG_ReadByte(&cl_message);
if (developer_networkentities.integer >= 2)
{
Con_Printf("ReadFields e%i", e->number);
if (bits & E_ORIGIN1)
Con_Printf(" E_ORIGIN1 %f", e->origin[0]);
if (bits & E_ORIGIN2)
Con_Printf(" E_ORIGIN2 %f", e->origin[1]);
if (bits & E_ORIGIN3)
Con_Printf(" E_ORIGIN3 %f", e->origin[2]);
if (bits & E_ANGLE1)
Con_Printf(" E_ANGLE1 %f", e->angles[0]);
if (bits & E_ANGLE2)
Con_Printf(" E_ANGLE2 %f", e->angles[1]);
if (bits & E_ANGLE3)
Con_Printf(" E_ANGLE3 %f", e->angles[2]);
if (bits & (E_MODEL1 | E_MODEL2))
Con_Printf(" E_MODEL %i", e->modelindex);
if (bits & (E_FRAME1 | E_FRAME2))
Con_Printf(" E_FRAME %i", e->frame);
if (bits & (E_EFFECTS1 | E_EFFECTS2))
Con_Printf(" E_EFFECTS %i", e->effects);
if (bits & E_ALPHA)
Con_Printf(" E_ALPHA %f", e->alpha / 255.0f);
if (bits & E_SCALE)
Con_Printf(" E_SCALE %f", e->scale / 16.0f);
if (bits & E_COLORMAP)
Con_Printf(" E_COLORMAP %i", e->colormap);
if (bits & E_SKIN)
Con_Printf(" E_SKIN %i", e->skin);
if (bits & E_GLOWSIZE)
Con_Printf(" E_GLOWSIZE %i", e->glowsize * 4);
if (bits & E_GLOWCOLOR)
Con_Printf(" E_GLOWCOLOR %i", e->glowcolor);
if (bits & E_LIGHT)
Con_Printf(" E_LIGHT %i:%i:%i:%i", e->light[0], e->light[1], e->light[2], e->light[3]);
if (bits & E_LIGHTPFLAGS)
Con_Printf(" E_LIGHTPFLAGS %i", e->lightpflags);
if (bits & E_TAGATTACHMENT)
Con_Printf(" E_TAGATTACHMENT e%i:%i", e->tagentity, e->tagindex);
if (bits & E_LIGHTSTYLE)
Con_Printf(" E_LIGHTSTYLE %i", e->lightstyle);
Con_Print("\n");
}
}
// (client and server) allocates a new empty database
entityframe_database_t *EntityFrame_AllocDatabase(mempool_t *mempool)
{
return (entityframe_database_t *)Mem_Alloc(mempool, sizeof(entityframe_database_t));
}
// (client and server) frees the database
void EntityFrame_FreeDatabase(entityframe_database_t *d)
{
Mem_Free(d);
}
// (server) clears the database to contain no frames (thus delta compression compresses against nothing)
void EntityFrame_ClearDatabase(entityframe_database_t *d)
{
memset(d, 0, sizeof(*d));
}
// (server and client) removes frames older than 'frame' from database
void EntityFrame_AckFrame(entityframe_database_t *d, int frame)
{
int i;
d->ackframenum = frame;
for (i = 0;i < d->numframes && d->frames[i].framenum < frame;i++);
// ignore outdated frame acks (out of order packets)
if (i == 0)
return;
d->numframes -= i;
// if some queue is left, slide it down to beginning of array
if (d->numframes)
memmove(&d->frames[0], &d->frames[i], sizeof(d->frames[0]) * d->numframes);
}
// (server) clears frame, to prepare for adding entities
void EntityFrame_Clear(entity_frame_t *f, vec3_t eye, int framenum)
{
f->time = 0;
f->framenum = framenum;
f->numentities = 0;
if (eye == NULL)
VectorClear(f->eye);
else
VectorCopy(eye, f->eye);
}
// (server and client) reads a frame from the database
void EntityFrame_FetchFrame(entityframe_database_t *d, int framenum, entity_frame_t *f)
{
int i, n;
EntityFrame_Clear(f, NULL, -1);
for (i = 0;i < d->numframes && d->frames[i].framenum < framenum;i++);
if (i < d->numframes && framenum == d->frames[i].framenum)
{
f->framenum = framenum;
f->numentities = d->frames[i].endentity - d->frames[i].firstentity;
n = MAX_ENTITY_DATABASE - (d->frames[i].firstentity % MAX_ENTITY_DATABASE);
if (n > f->numentities)
n = f->numentities;
memcpy(f->entitydata, d->entitydata + d->frames[i].firstentity % MAX_ENTITY_DATABASE, sizeof(*f->entitydata) * n);
if (f->numentities > n)
memcpy(f->entitydata + n, d->entitydata, sizeof(*f->entitydata) * (f->numentities - n));
VectorCopy(d->eye, f->eye);
}
}
// (client) adds a entity_frame to the database, for future reference
void EntityFrame_AddFrame_Client(entityframe_database_t *d, vec3_t eye, int framenum, int numentities, const entity_state_t *entitydata)
{
int n, e;
entity_frameinfo_t *info;
VectorCopy(eye, d->eye);
// figure out how many entity slots are used already
if (d->numframes)
{
n = d->frames[d->numframes - 1].endentity - d->frames[0].firstentity;
if (n + numentities > MAX_ENTITY_DATABASE || d->numframes >= MAX_ENTITY_HISTORY)
{
// ran out of room, dump database
EntityFrame_ClearDatabase(d);
}
}
info = &d->frames[d->numframes];
info->framenum = framenum;
e = -1000;
// make sure we check the newly added frame as well, but we haven't incremented numframes yet
for (n = 0;n <= d->numframes;n++)
{
if (e >= d->frames[n].framenum)
{
if (e == framenum)
Con_Print("EntityFrame_AddFrame: tried to add out of sequence frame to database\n");
else
Con_Print("EntityFrame_AddFrame: out of sequence frames in database\n");
return;
}
e = d->frames[n].framenum;
}
// if database still has frames after that...
if (d->numframes)
info->firstentity = d->frames[d->numframes - 1].endentity;
else
info->firstentity = 0;
info->endentity = info->firstentity + numentities;
d->numframes++;
n = info->firstentity % MAX_ENTITY_DATABASE;
e = MAX_ENTITY_DATABASE - n;
if (e > numentities)
e = numentities;
memcpy(d->entitydata + n, entitydata, sizeof(entity_state_t) * e);
if (numentities > e)
memcpy(d->entitydata, entitydata + e, sizeof(entity_state_t) * (numentities - e));
}
// (server) adds a entity_frame to the database, for future reference
void EntityFrame_AddFrame_Server(entityframe_database_t *d, vec3_t eye, int framenum, int numentities, const entity_state_t **entitydata)
{
int n, e;
entity_frameinfo_t *info;
VectorCopy(eye, d->eye);
// figure out how many entity slots are used already
if (d->numframes)
{
n = d->frames[d->numframes - 1].endentity - d->frames[0].firstentity;
if (n + numentities > MAX_ENTITY_DATABASE || d->numframes >= MAX_ENTITY_HISTORY)
{
// ran out of room, dump database
EntityFrame_ClearDatabase(d);
}
}
info = &d->frames[d->numframes];
info->framenum = framenum;
e = -1000;
// make sure we check the newly added frame as well, but we haven't incremented numframes yet
for (n = 0;n <= d->numframes;n++)
{
if (e >= d->frames[n].framenum)
{
if (e == framenum)
Con_Print("EntityFrame_AddFrame: tried to add out of sequence frame to database\n");
else
Con_Print("EntityFrame_AddFrame: out of sequence frames in database\n");
return;
}
e = d->frames[n].framenum;
}
// if database still has frames after that...
if (d->numframes)
info->firstentity = d->frames[d->numframes - 1].endentity;
else
info->firstentity = 0;
info->endentity = info->firstentity + numentities;
d->numframes++;
n = info->firstentity % MAX_ENTITY_DATABASE;
e = MAX_ENTITY_DATABASE - n;
if (e > numentities)
e = numentities;
memcpy(d->entitydata + n, entitydata, sizeof(entity_state_t) * e);
if (numentities > e)
memcpy(d->entitydata, entitydata + e, sizeof(entity_state_t) * (numentities - e));
}
// (server) writes a frame to network stream
qboolean EntityFrame_WriteFrame(sizebuf_t *msg, int maxsize, entityframe_database_t *d, int numstates, const entity_state_t **states, int viewentnum)
{
prvm_prog_t *prog = SVVM_prog;
int i, onum, number;
entity_frame_t *o = &d->deltaframe;
const entity_state_t *ent, *delta;
vec3_t eye;
d->latestframenum++;
VectorClear(eye);
for (i = 0;i < numstates;i++)
{
ent = states[i];
if (ent->number == viewentnum)
{
VectorSet(eye, ent->origin[0], ent->origin[1], ent->origin[2] + 22);
break;
}
}
EntityFrame_AddFrame_Server(d, eye, d->latestframenum, numstates, states);
EntityFrame_FetchFrame(d, d->ackframenum, o);
MSG_WriteByte (msg, svc_entities);
MSG_WriteLong (msg, o->framenum);
MSG_WriteLong (msg, d->latestframenum);
MSG_WriteFloat (msg, eye[0]);
MSG_WriteFloat (msg, eye[1]);
MSG_WriteFloat (msg, eye[2]);
onum = 0;
for (i = 0;i < numstates;i++)
{
ent = states[i];
number = ent->number;
if (PRVM_serveredictfunction((&prog->edicts[number]), SendEntity))
continue;
for (;onum < o->numentities && o->entitydata[onum].number < number;onum++)
{
// write remove message
MSG_WriteShort(msg, o->entitydata[onum].number | 0x8000);
}
if (onum < o->numentities && (o->entitydata[onum].number == number))
{
// delta from previous frame
delta = o->entitydata + onum;
// advance to next entity in delta frame
onum++;
}
else
{
// delta from defaults
delta = &defaultstate;
}
EntityState_WriteUpdate(ent, msg, delta);
}
for (;onum < o->numentities;onum++)
{
// write remove message
MSG_WriteShort(msg, o->entitydata[onum].number | 0x8000);
}
MSG_WriteShort(msg, 0xFFFF);
return true;
}
// (client) reads a frame from network stream
void EntityFrame_CL_ReadFrame(void)
{
int i, number, removed;
entity_frame_t *f, *delta;
entity_state_t *e, *old, *oldend;
entity_t *ent;
entityframe_database_t *d;
if (!cl.entitydatabase)
cl.entitydatabase = EntityFrame_AllocDatabase(cls.levelmempool);
d = cl.entitydatabase;
f = &d->framedata;
delta = &d->deltaframe;
EntityFrame_Clear(f, NULL, -1);
// read the frame header info
f->time = cl.mtime[0];
number = MSG_ReadLong(&cl_message);
f->framenum = MSG_ReadLong(&cl_message);
CL_NewFrameReceived(f->framenum);
f->eye[0] = MSG_ReadFloat(&cl_message);
f->eye[1] = MSG_ReadFloat(&cl_message);
f->eye[2] = MSG_ReadFloat(&cl_message);
EntityFrame_AckFrame(d, number);
EntityFrame_FetchFrame(d, number, delta);
old = delta->entitydata;
oldend = old + delta->numentities;
// read entities until we hit the magic 0xFFFF end tag
while ((number = (unsigned short) MSG_ReadShort(&cl_message)) != 0xFFFF && !cl_message.badread)
{
if (cl_message.badread)
Host_Error("EntityFrame_Read: read error");
removed = number & 0x8000;
number &= 0x7FFF;
if (number >= MAX_EDICTS)
Host_Error("EntityFrame_Read: number (%i) >= MAX_EDICTS (%i)", number, MAX_EDICTS);
// seek to entity, while copying any skipped entities (assume unchanged)
while (old < oldend && old->number < number)
{
if (f->numentities >= MAX_ENTITY_DATABASE)
Host_Error("EntityFrame_Read: entity list too big");
f->entitydata[f->numentities] = *old++;
f->entitydata[f->numentities++].time = cl.mtime[0];
}
if (removed)
{
if (old < oldend && old->number == number)
old++;
else
Con_Printf("EntityFrame_Read: REMOVE on unused entity %i\n", number);
}
else
{
if (f->numentities >= MAX_ENTITY_DATABASE)
Host_Error("EntityFrame_Read: entity list too big");
// reserve this slot
e = f->entitydata + f->numentities++;
if (old < oldend && old->number == number)
{
// delta from old entity
*e = *old++;
}
else
{
// delta from defaults
*e = defaultstate;
}
if (cl.num_entities <= number)
{
cl.num_entities = number + 1;
if (number >= cl.max_entities)
CL_ExpandEntities(number);
}
cl.entities_active[number] = true;
e->active = ACTIVE_NETWORK;
e->time = cl.mtime[0];
e->number = number;
EntityState_ReadFields(e, EntityState_ReadExtendBits());
}
}
while (old < oldend)
{
if (f->numentities >= MAX_ENTITY_DATABASE)
Host_Error("EntityFrame_Read: entity list too big");
f->entitydata[f->numentities] = *old++;
f->entitydata[f->numentities++].time = cl.mtime[0];
}
EntityFrame_AddFrame_Client(d, f->eye, f->framenum, f->numentities, f->entitydata);
memset(cl.entities_active, 0, cl.num_entities * sizeof(unsigned char));
number = 1;
for (i = 0;i < f->numentities;i++)
{
for (;number < f->entitydata[i].number && number < cl.num_entities;number++)
{
if (cl.entities_active[number])
{
cl.entities_active[number] = false;
cl.entities[number].state_current.active = ACTIVE_NOT;
}
}
if (number >= cl.num_entities)
break;
// update the entity
ent = &cl.entities[number];
ent->state_previous = ent->state_current;
ent->state_current = f->entitydata[i];
CL_MoveLerpEntityStates(ent);
// the entity lives again...
cl.entities_active[number] = true;
number++;
}
for (;number < cl.num_entities;number++)
{
if (cl.entities_active[number])
{
cl.entities_active[number] = false;
cl.entities[number].state_current.active = ACTIVE_NOT;
}
}
}
// (client) returns the frame number of the most recent frame recieved
int EntityFrame_MostRecentlyRecievedFrameNum(entityframe_database_t *d)
{
if (d->numframes)
return d->frames[d->numframes - 1].framenum;
else
return -1;
}
entity_state_t *EntityFrame4_GetReferenceEntity(entityframe4_database_t *d, int number)
{
if (d->maxreferenceentities <= number)
{
int oldmax = d->maxreferenceentities;
entity_state_t *oldentity = d->referenceentity;
d->maxreferenceentities = (number + 15) & ~7;
d->referenceentity = (entity_state_t *)Mem_Alloc(d->mempool, d->maxreferenceentities * sizeof(*d->referenceentity));
if (oldentity)
{
memcpy(d->referenceentity, oldentity, oldmax * sizeof(*d->referenceentity));
Mem_Free(oldentity);
}
// clear the newly created entities
for (;oldmax < d->maxreferenceentities;oldmax++)
{
d->referenceentity[oldmax] = defaultstate;
d->referenceentity[oldmax].number = oldmax;
}
}
return d->referenceentity + number;
}
void EntityFrame4_AddCommitEntity(entityframe4_database_t *d, const entity_state_t *s)
{
// resize commit's entity list if full
if (d->currentcommit->maxentities <= d->currentcommit->numentities)
{
entity_state_t *oldentity = d->currentcommit->entity;
d->currentcommit->maxentities += 8;
d->currentcommit->entity = (entity_state_t *)Mem_Alloc(d->mempool, d->currentcommit->maxentities * sizeof(*d->currentcommit->entity));
if (oldentity)
{
memcpy(d->currentcommit->entity, oldentity, d->currentcommit->numentities * sizeof(*d->currentcommit->entity));
Mem_Free(oldentity);
}
}
d->currentcommit->entity[d->currentcommit->numentities++] = *s;
}
entityframe4_database_t *EntityFrame4_AllocDatabase(mempool_t *pool)
{
entityframe4_database_t *d;
d = (entityframe4_database_t *)Mem_Alloc(pool, sizeof(*d));
d->mempool = pool;
EntityFrame4_ResetDatabase(d);
return d;
}
void EntityFrame4_FreeDatabase(entityframe4_database_t *d)
{
int i;
for (i = 0;i < MAX_ENTITY_HISTORY;i++)
if (d->commit[i].entity)
Mem_Free(d->commit[i].entity);
if (d->referenceentity)
Mem_Free(d->referenceentity);
Mem_Free(d);
}
void EntityFrame4_ResetDatabase(entityframe4_database_t *d)
{
int i;
d->referenceframenum = -1;
for (i = 0;i < MAX_ENTITY_HISTORY;i++)
d->commit[i].numentities = 0;
for (i = 0;i < d->maxreferenceentities;i++)
d->referenceentity[i] = defaultstate;
}
int EntityFrame4_AckFrame(entityframe4_database_t *d, int framenum, int servermode)
{
int i, j, found;
entity_database4_commit_t *commit;
if (framenum == -1)
{
// reset reference, but leave commits alone
d->referenceframenum = -1;
for (i = 0;i < d->maxreferenceentities;i++)
d->referenceentity[i] = defaultstate;
// if this is the server, remove commits
for (i = 0, commit = d->commit;i < MAX_ENTITY_HISTORY;i++, commit++)
commit->numentities = 0;
found = true;
}
else if (d->referenceframenum == framenum)
found = true;
else
{
found = false;
for (i = 0, commit = d->commit;i < MAX_ENTITY_HISTORY;i++, commit++)
{
if (commit->numentities && commit->framenum <= framenum)
{
if (commit->framenum == framenum)
{
found = true;
d->referenceframenum = framenum;
if (developer_networkentities.integer >= 3)
{
for (j = 0;j < commit->numentities;j++)
{
entity_state_t *s = EntityFrame4_GetReferenceEntity(d, commit->entity[j].number);
if (commit->entity[j].active != s->active)
{
if (commit->entity[j].active == ACTIVE_NETWORK)
Con_Printf("commit entity %i has become active (modelindex %i)\n", commit->entity[j].number, commit->entity[j].modelindex);
else
Con_Printf("commit entity %i has become inactive (modelindex %i)\n", commit->entity[j].number, commit->entity[j].modelindex);
}
*s = commit->entity[j];
}
}
else
for (j = 0;j < commit->numentities;j++)
*EntityFrame4_GetReferenceEntity(d, commit->entity[j].number) = commit->entity[j];
}
commit->numentities = 0;
}
}
}
if (developer_networkentities.integer >= 1)
{
Con_Printf("ack ref:%i database updated to: ref:%i commits:", framenum, d->referenceframenum);
for (i = 0;i < MAX_ENTITY_HISTORY;i++)
if (d->commit[i].numentities)
Con_Printf(" %i", d->commit[i].framenum);
Con_Print("\n");
}
return found;
}
void EntityFrame4_CL_ReadFrame(void)
{
int i, n, cnumber, referenceframenum, framenum, enumber, done, stopnumber, skip = false;
entity_state_t *s;
entityframe4_database_t *d;
if (!cl.entitydatabase4)
cl.entitydatabase4 = EntityFrame4_AllocDatabase(cls.levelmempool);
d = cl.entitydatabase4;
// read the number of the frame this refers to
referenceframenum = MSG_ReadLong(&cl_message);
// read the number of this frame
framenum = MSG_ReadLong(&cl_message);
CL_NewFrameReceived(framenum);
// read the start number
enumber = (unsigned short) MSG_ReadShort(&cl_message);
if (developer_networkentities.integer >= 10)
{
Con_Printf("recv svc_entities num:%i ref:%i database: ref:%i commits:", framenum, referenceframenum, d->referenceframenum);
for (i = 0;i < MAX_ENTITY_HISTORY;i++)
if (d->commit[i].numentities)
Con_Printf(" %i", d->commit[i].framenum);
Con_Print("\n");
}
if (!EntityFrame4_AckFrame(d, referenceframenum, false))
{
Con_Print("EntityFrame4_CL_ReadFrame: reference frame invalid (VERY BAD ERROR), this update will be skipped\n");
skip = true;
}
d->currentcommit = NULL;
for (i = 0;i < MAX_ENTITY_HISTORY;i++)
{
if (!d->commit[i].numentities)
{
d->currentcommit = d->commit + i;
d->currentcommit->framenum = framenum;
d->currentcommit->numentities = 0;
}
}
if (d->currentcommit == NULL)
{
Con_Printf("EntityFrame4_CL_ReadFrame: error while decoding frame %i: database full, reading but not storing this update\n", framenum);
skip = true;
}
done = false;
while (!done && !cl_message.badread)
{
// read the number of the modified entity
// (gaps will be copied unmodified)
n = (unsigned short)MSG_ReadShort(&cl_message);
if (n == 0x8000)
{
// no more entities in this update, but we still need to copy the
// rest of the reference entities (final gap)
done = true;
// read end of range number, then process normally
n = (unsigned short)MSG_ReadShort(&cl_message);
}
// high bit means it's a remove message
cnumber = n & 0x7FFF;
// if this is a live entity we may need to expand the array
if (cl.num_entities <= cnumber && !(n & 0x8000))
{
cl.num_entities = cnumber + 1;
if (cnumber >= cl.max_entities)
CL_ExpandEntities(cnumber);
}
// add one (the changed one) if not done
stopnumber = cnumber + !done;
// process entities in range from the last one to the changed one
for (;enumber < stopnumber;enumber++)
{
if (skip || enumber >= cl.num_entities)
{
if (enumber == cnumber && (n & 0x8000) == 0)
{
entity_state_t tempstate;
EntityState_ReadFields(&tempstate, EntityState_ReadExtendBits());
}
continue;
}
// slide the current into the previous slot
cl.entities[enumber].state_previous = cl.entities[enumber].state_current;
// copy a new current from reference database
cl.entities[enumber].state_current = *EntityFrame4_GetReferenceEntity(d, enumber);
s = &cl.entities[enumber].state_current;
// if this is the one to modify, read more data...
if (enumber == cnumber)
{
if (n & 0x8000)
{
// simply removed
if (developer_networkentities.integer >= 2)
Con_Printf("entity %i: remove\n", enumber);
*s = defaultstate;
}
else
{
// read the changes
if (developer_networkentities.integer >= 2)
Con_Printf("entity %i: update\n", enumber);
s->active = ACTIVE_NETWORK;
EntityState_ReadFields(s, EntityState_ReadExtendBits());
}
}
else if (developer_networkentities.integer >= 4)
Con_Printf("entity %i: copy\n", enumber);
// set the cl.entities_active flag
cl.entities_active[enumber] = (s->active == ACTIVE_NETWORK);
// set the update time
s->time = cl.mtime[0];
// fix the number (it gets wiped occasionally by copying from defaultstate)
s->number = enumber;
// check if we need to update the lerp stuff
if (s->active == ACTIVE_NETWORK)
CL_MoveLerpEntityStates(&cl.entities[enumber]);
// add this to the commit entry whether it is modified or not
if (d->currentcommit)
EntityFrame4_AddCommitEntity(d, &cl.entities[enumber].state_current);
// print extra messages if desired
if (developer_networkentities.integer >= 2 && cl.entities[enumber].state_current.active != cl.entities[enumber].state_previous.active)
{
if (cl.entities[enumber].state_current.active == ACTIVE_NETWORK)
Con_Printf("entity #%i has become active\n", enumber);
else if (cl.entities[enumber].state_previous.active)
Con_Printf("entity #%i has become inactive\n", enumber);
}
}
}
d->currentcommit = NULL;
if (skip)
EntityFrame4_ResetDatabase(d);
}
qboolean EntityFrame4_WriteFrame(sizebuf_t *msg, int maxsize, entityframe4_database_t *d, int numstates, const entity_state_t **states)
{
prvm_prog_t *prog = SVVM_prog;
const entity_state_t *e, *s;
entity_state_t inactiveentitystate;
int i, n, startnumber;
sizebuf_t buf;
unsigned char data[128];
// if there isn't enough space to accomplish anything, skip it
if (msg->cursize + 24 > maxsize)
return false;
// prepare the buffer
memset(&buf, 0, sizeof(buf));
buf.data = data;
buf.maxsize = sizeof(data);
for (i = 0;i < MAX_ENTITY_HISTORY;i++)
if (!d->commit[i].numentities)
break;
// if commit buffer full, just don't bother writing an update this frame
if (i == MAX_ENTITY_HISTORY)
return false;
d->currentcommit = d->commit + i;
// this state's number gets played around with later
inactiveentitystate = defaultstate;
d->currentcommit->numentities = 0;
d->currentcommit->framenum = ++d->latestframenumber;
MSG_WriteByte(msg, svc_entities);
MSG_WriteLong(msg, d->referenceframenum);
MSG_WriteLong(msg, d->currentcommit->framenum);
if (developer_networkentities.integer >= 10)
{
Con_Printf("send svc_entities num:%i ref:%i (database: ref:%i commits:", d->currentcommit->framenum, d->referenceframenum, d->referenceframenum);
for (i = 0;i < MAX_ENTITY_HISTORY;i++)
if (d->commit[i].numentities)
Con_Printf(" %i", d->commit[i].framenum);
Con_Print(")\n");
}
if (d->currententitynumber >= prog->max_edicts)
startnumber = 1;
else
startnumber = bound(1, d->currententitynumber, prog->max_edicts - 1);
MSG_WriteShort(msg, startnumber);
// reset currententitynumber so if the loop does not break it we will
// start at beginning next frame (if it does break, it will set it)
d->currententitynumber = 1;
for (i = 0, n = startnumber;n < prog->max_edicts;n++)
{
if (PRVM_serveredictfunction((&prog->edicts[n]), SendEntity))
continue;
// find the old state to delta from
e = EntityFrame4_GetReferenceEntity(d, n);
// prepare the buffer
SZ_Clear(&buf);
// entity exists, build an update (if empty there is no change)
// find the state in the list
for (;i < numstates && states[i]->number < n;i++);
// make the message
s = states[i];
if (s->number == n)
{
// build the update
EntityState_WriteUpdate(s, &buf, e);
}
else
{
inactiveentitystate.number = n;
s = &inactiveentitystate;
if (e->active == ACTIVE_NETWORK)
{
// entity used to exist but doesn't anymore, send remove
MSG_WriteShort(&buf, n | 0x8000);
}
}
// if the commit is full, we're done this frame
if (msg->cursize + buf.cursize > maxsize - 4)
{
// next frame we will continue where we left off
break;
}
// add the entity to the commit
EntityFrame4_AddCommitEntity(d, s);
// if the message is empty, skip out now
if (buf.cursize)
{
// write the message to the packet
SZ_Write(msg, buf.data, buf.cursize);
}
}
d->currententitynumber = n;
// remove world message (invalid, and thus a good terminator)
MSG_WriteShort(msg, 0x8000);
// write the number of the end entity
MSG_WriteShort(msg, d->currententitynumber);
// just to be sure
d->currentcommit = NULL;
return true;
}
entityframe5_database_t *EntityFrame5_AllocDatabase(mempool_t *pool)
{
int i;
entityframe5_database_t *d;
d = (entityframe5_database_t *)Mem_Alloc(pool, sizeof(*d));
d->latestframenum = 0;
for (i = 0;i < d->maxedicts;i++)
d->states[i] = defaultstate;
return d;
}
void EntityFrame5_FreeDatabase(entityframe5_database_t *d)
{
// all the [maxedicts] memory is allocated at once, so there's only one
// thing to free
if (d->maxedicts)
Mem_Free(d->deltabits);
Mem_Free(d);
}
static void EntityFrame5_ExpandEdicts(entityframe5_database_t *d, int newmax)
{
if (d->maxedicts < newmax)
{
unsigned char *data;
int oldmaxedicts = d->maxedicts;
int *olddeltabits = d->deltabits;
unsigned char *oldpriorities = d->priorities;
int *oldupdateframenum = d->updateframenum;
entity_state_t *oldstates = d->states;
unsigned char *oldvisiblebits = d->visiblebits;
d->maxedicts = newmax;
data = (unsigned char *)Mem_Alloc(sv_mempool, d->maxedicts * sizeof(int) + d->maxedicts * sizeof(unsigned char) + d->maxedicts * sizeof(int) + d->maxedicts * sizeof(entity_state_t) + (d->maxedicts+7)/8 * sizeof(unsigned char));
d->deltabits = (int *)data;data += d->maxedicts * sizeof(int);
d->priorities = (unsigned char *)data;data += d->maxedicts * sizeof(unsigned char);
d->updateframenum = (int *)data;data += d->maxedicts * sizeof(int);
d->states = (entity_state_t *)data;data += d->maxedicts * sizeof(entity_state_t);
d->visiblebits = (unsigned char *)data;data += (d->maxedicts+7)/8 * sizeof(unsigned char);
if (oldmaxedicts)
{
memcpy(d->deltabits, olddeltabits, oldmaxedicts * sizeof(int));
memcpy(d->priorities, oldpriorities, oldmaxedicts * sizeof(unsigned char));
memcpy(d->updateframenum, oldupdateframenum, oldmaxedicts * sizeof(int));
memcpy(d->states, oldstates, oldmaxedicts * sizeof(entity_state_t));
memcpy(d->visiblebits, oldvisiblebits, (oldmaxedicts+7)/8 * sizeof(unsigned char));
// the previous buffers were a single allocation, so just one free
Mem_Free(olddeltabits);
}
}
}
static int EntityState5_Priority(entityframe5_database_t *d, int stateindex)
{
int limit, priority;
entity_state_t *s = NULL; // hush compiler warning by initializing this
// if it is the player, update urgently
if (stateindex == d->viewentnum)
return ENTITYFRAME5_PRIORITYLEVELS - 1;
// priority increases each frame no matter what happens
priority = d->priorities[stateindex] + 1;
// players get an extra priority boost
if (stateindex <= svs.maxclients)
priority++;
// remove dead entities very quickly because they are just 2 bytes
if (d->states[stateindex].active != ACTIVE_NETWORK)
{
priority++;
return bound(1, priority, ENTITYFRAME5_PRIORITYLEVELS - 1);
}
// certain changes are more noticable than others
if (d->deltabits[stateindex] & (E5_FULLUPDATE | E5_ATTACHMENT | E5_MODEL | E5_FLAGS | E5_COLORMAP))
priority++;
// find the root entity this one is attached to, and judge relevance by it
for (limit = 0;limit < 256;limit++)
{
s = d->states + stateindex;
if (s->flags & RENDER_VIEWMODEL)
stateindex = d->viewentnum;
else if (s->tagentity)
stateindex = s->tagentity;
else
break;
if (d->maxedicts < stateindex)
EntityFrame5_ExpandEdicts(d, (stateindex+256)&~255);
}
if (limit >= 256)
Con_DPrintf("Protocol: Runaway loop recursing tagentity links on entity %i\n", stateindex);
// now that we have the parent entity we can make some decisions based on
// distance from the player
if (VectorDistance(d->states[d->viewentnum].netcenter, s->netcenter) < 1024.0f)
priority++;
return bound(1, priority, ENTITYFRAME5_PRIORITYLEVELS - 1);
}
static double anim_reducetime(double t, double frameduration, double maxtime)
{
if(t < 0) // clamp to non-negative
return 0;
if(t <= maxtime) // time can be represented normally
return t;
if(frameduration == 0) // don't like dividing by zero
return t;
if(maxtime <= 2 * frameduration) // if two frames don't fit, we better not do this
return t;
t -= frameduration * ceil((t - maxtime) / frameduration);
// now maxtime - frameduration < t <= maxtime
return t;
}
// see VM_SV_frameduration
static double anim_frameduration(dp_model_t *model, int framenum)
{
if (!model || !model->animscenes || framenum < 0 || framenum >= model->numframes)
return 0;
if(model->animscenes[framenum].framerate)
return model->animscenes[framenum].framecount / model->animscenes[framenum].framerate;
return 0;
}
void EntityState5_WriteUpdate(int number, const entity_state_t *s, int changedbits, sizebuf_t *msg)
{
prvm_prog_t *prog = SVVM_prog;
unsigned int bits = 0;
//dp_model_t *model;
ENTITYSIZEPROFILING_START(msg, s->number);
if (s->active != ACTIVE_NETWORK)
MSG_WriteShort(msg, number | 0x8000);
else
{
if (PRVM_serveredictfunction((&prog->edicts[s->number]), SendEntity))
return;
bits = changedbits;
if ((bits & E5_ORIGIN) && (!(s->flags & RENDER_LOWPRECISION) || s->exteriormodelforclient || s->tagentity || s->viewmodelforclient || (s->number >= 1 && s->number <= svs.maxclients) || s->origin[0] <= -4096.0625 || s->origin[0] >= 4095.9375 || s->origin[1] <= -4096.0625 || s->origin[1] >= 4095.9375 || s->origin[2] <= -4096.0625 || s->origin[2] >= 4095.9375))
// maybe also add: ((model = SV_GetModelByIndex(s->modelindex)) != NULL && model->name[0] == '*')
bits |= E5_ORIGIN32;
// possible values:
// negative origin:
// (int)(f * 8 - 0.5) >= -32768
// (f * 8 - 0.5) > -32769
// f > -4096.0625
// positive origin:
// (int)(f * 8 + 0.5) <= 32767
// (f * 8 + 0.5) < 32768
// f * 8 + 0.5) < 4095.9375
if ((bits & E5_ANGLES) && !(s->flags & RENDER_LOWPRECISION))
bits |= E5_ANGLES16;
if ((bits & E5_MODEL) && s->modelindex >= 256)
bits |= E5_MODEL16;
if ((bits & E5_FRAME) && s->frame >= 256)
bits |= E5_FRAME16;
if (bits & E5_EFFECTS)
{
if (s->effects & 0xFFFF0000)
bits |= E5_EFFECTS32;
else if (s->effects & 0xFFFFFF00)
bits |= E5_EFFECTS16;
}
if (bits >= 256)
bits |= E5_EXTEND1;
if (bits >= 65536)
bits |= E5_EXTEND2;
if (bits >= 16777216)
bits |= E5_EXTEND3;
MSG_WriteShort(msg, number);
MSG_WriteByte(msg, bits & 0xFF);
if (bits & E5_EXTEND1)
MSG_WriteByte(msg, (bits >> 8) & 0xFF);
if (bits & E5_EXTEND2)
MSG_WriteByte(msg, (bits >> 16) & 0xFF);
if (bits & E5_EXTEND3)
MSG_WriteByte(msg, (bits >> 24) & 0xFF);
if (bits & E5_FLAGS)
MSG_WriteByte(msg, s->flags);
if (bits & E5_ORIGIN)
{
if (bits & E5_ORIGIN32)
{
MSG_WriteCoord32f(msg, s->origin[0]);
MSG_WriteCoord32f(msg, s->origin[1]);
MSG_WriteCoord32f(msg, s->origin[2]);
}
else
{
MSG_WriteCoord13i(msg, s->origin[0]);
MSG_WriteCoord13i(msg, s->origin[1]);
MSG_WriteCoord13i(msg, s->origin[2]);
}
}
if (bits & E5_ANGLES)
{
if (bits & E5_ANGLES16)
{
MSG_WriteAngle16i(msg, s->angles[0]);
MSG_WriteAngle16i(msg, s->angles[1]);
MSG_WriteAngle16i(msg, s->angles[2]);
}
else
{
MSG_WriteAngle8i(msg, s->angles[0]);
MSG_WriteAngle8i(msg, s->angles[1]);
MSG_WriteAngle8i(msg, s->angles[2]);
}
}
if (bits & E5_MODEL)
{
if (bits & E5_MODEL16)
MSG_WriteShort(msg, s->modelindex);
else
MSG_WriteByte(msg, s->modelindex);
}
if (bits & E5_FRAME)
{
if (bits & E5_FRAME16)
MSG_WriteShort(msg, s->frame);
else
MSG_WriteByte(msg, s->frame);
}
if (bits & E5_SKIN)
MSG_WriteByte(msg, s->skin);
if (bits & E5_EFFECTS)
{
if (bits & E5_EFFECTS32)
MSG_WriteLong(msg, s->effects);
else if (bits & E5_EFFECTS16)
MSG_WriteShort(msg, s->effects);
else
MSG_WriteByte(msg, s->effects);
}
if (bits & E5_ALPHA)
MSG_WriteByte(msg, s->alpha);
if (bits & E5_SCALE)
MSG_WriteByte(msg, s->scale);
if (bits & E5_COLORMAP)
MSG_WriteByte(msg, s->colormap);
if (bits & E5_ATTACHMENT)
{
MSG_WriteShort(msg, s->tagentity);
MSG_WriteByte(msg, s->tagindex);
}
if (bits & E5_LIGHT)
{
MSG_WriteShort(msg, s->light[0]);
MSG_WriteShort(msg, s->light[1]);
MSG_WriteShort(msg, s->light[2]);
MSG_WriteShort(msg, s->light[3]);
MSG_WriteByte(msg, s->lightstyle);
MSG_WriteByte(msg, s->lightpflags);
}
if (bits & E5_GLOW)
{
MSG_WriteByte(msg, s->glowsize);
MSG_WriteByte(msg, s->glowcolor);
}
if (bits & E5_COLORMOD)
{
MSG_WriteByte(msg, s->colormod[0]);
MSG_WriteByte(msg, s->colormod[1]);
MSG_WriteByte(msg, s->colormod[2]);
}
if (bits & E5_GLOWMOD)
{
MSG_WriteByte(msg, s->glowmod[0]);
MSG_WriteByte(msg, s->glowmod[1]);
MSG_WriteByte(msg, s->glowmod[2]);
}
if (bits & E5_COMPLEXANIMATION)
{
if (s->skeletonobject.model && s->skeletonobject.relativetransforms)
{
int numbones = s->skeletonobject.model->num_bones;
int bonenum;
short pose7s[7];
MSG_WriteByte(msg, 4);
MSG_WriteShort(msg, s->modelindex);
MSG_WriteByte(msg, numbones);
for (bonenum = 0;bonenum < numbones;bonenum++)
{
Matrix4x4_ToBonePose7s(s->skeletonobject.relativetransforms + bonenum, 64, pose7s);
MSG_WriteShort(msg, pose7s[0]);
MSG_WriteShort(msg, pose7s[1]);
MSG_WriteShort(msg, pose7s[2]);
MSG_WriteShort(msg, pose7s[3]);
MSG_WriteShort(msg, pose7s[4]);
MSG_WriteShort(msg, pose7s[5]);
MSG_WriteShort(msg, pose7s[6]);
}
}
else
{
dp_model_t *model = SV_GetModelByIndex(s->modelindex);
if (s->framegroupblend[3].lerp > 0)
{
MSG_WriteByte(msg, 3);
MSG_WriteShort(msg, s->framegroupblend[0].frame);
MSG_WriteShort(msg, s->framegroupblend[1].frame);
MSG_WriteShort(msg, s->framegroupblend[2].frame);
MSG_WriteShort(msg, s->framegroupblend[3].frame);
MSG_WriteShort(msg, (int)(anim_reducetime(sv.time - s->framegroupblend[0].start, anim_frameduration(model, s->framegroupblend[0].frame), 65.535) * 1000.0));
MSG_WriteShort(msg, (int)(anim_reducetime(sv.time - s->framegroupblend[1].start, anim_frameduration(model, s->framegroupblend[1].frame), 65.535) * 1000.0));
MSG_WriteShort(msg, (int)(anim_reducetime(sv.time - s->framegroupblend[2].start, anim_frameduration(model, s->framegroupblend[2].frame), 65.535) * 1000.0));
MSG_WriteShort(msg, (int)(anim_reducetime(sv.time - s->framegroupblend[3].start, anim_frameduration(model, s->framegroupblend[3].frame), 65.535) * 1000.0));
MSG_WriteByte(msg, s->framegroupblend[0].lerp * 255.0f);
MSG_WriteByte(msg, s->framegroupblend[1].lerp * 255.0f);
MSG_WriteByte(msg, s->framegroupblend[2].lerp * 255.0f);
MSG_WriteByte(msg, s->framegroupblend[3].lerp * 255.0f);
}
else if (s->framegroupblend[2].lerp > 0)
{
MSG_WriteByte(msg, 2);
MSG_WriteShort(msg, s->framegroupblend[0].frame);
MSG_WriteShort(msg, s->framegroupblend[1].frame);
MSG_WriteShort(msg, s->framegroupblend[2].frame);
MSG_WriteShort(msg, (int)(anim_reducetime(sv.time - s->framegroupblend[0].start, anim_frameduration(model, s->framegroupblend[0].frame), 65.535) * 1000.0));
MSG_WriteShort(msg, (int)(anim_reducetime(sv.time - s->framegroupblend[1].start, anim_frameduration(model, s->framegroupblend[1].frame), 65.535) * 1000.0));
MSG_WriteShort(msg, (int)(anim_reducetime(sv.time - s->framegroupblend[2].start, anim_frameduration(model, s->framegroupblend[2].frame), 65.535) * 1000.0));
MSG_WriteByte(msg, s->framegroupblend[0].lerp * 255.0f);
MSG_WriteByte(msg, s->framegroupblend[1].lerp * 255.0f);
MSG_WriteByte(msg, s->framegroupblend[2].lerp * 255.0f);
}
else if (s->framegroupblend[1].lerp > 0)
{
MSG_WriteByte(msg, 1);
MSG_WriteShort(msg, s->framegroupblend[0].frame);
MSG_WriteShort(msg, s->framegroupblend[1].frame);
MSG_WriteShort(msg, (int)(anim_reducetime(sv.time - s->framegroupblend[0].start, anim_frameduration(model, s->framegroupblend[0].frame), 65.535) * 1000.0));
MSG_WriteShort(msg, (int)(anim_reducetime(sv.time - s->framegroupblend[1].start, anim_frameduration(model, s->framegroupblend[1].frame), 65.535) * 1000.0));
MSG_WriteByte(msg, s->framegroupblend[0].lerp * 255.0f);
MSG_WriteByte(msg, s->framegroupblend[1].lerp * 255.0f);
}
else
{
MSG_WriteByte(msg, 0);
MSG_WriteShort(msg, s->framegroupblend[0].frame);
MSG_WriteShort(msg, (int)(anim_reducetime(sv.time - s->framegroupblend[0].start, anim_frameduration(model, s->framegroupblend[0].frame), 65.535) * 1000.0));
}
}
}
if (bits & E5_TRAILEFFECTNUM)
MSG_WriteShort(msg, s->traileffectnum);
}
ENTITYSIZEPROFILING_END(msg, s->number);
}
static void EntityState5_ReadUpdate(entity_state_t *s, int number)
{
int bits;
int startoffset = cl_message.readcount;
int bytes = 0;
bits = MSG_ReadByte(&cl_message);
if (bits & E5_EXTEND1)
{
bits |= MSG_ReadByte(&cl_message) << 8;
if (bits & E5_EXTEND2)
{
bits |= MSG_ReadByte(&cl_message) << 16;
if (bits & E5_EXTEND3)
bits |= MSG_ReadByte(&cl_message) << 24;
}
}
if (bits & E5_FULLUPDATE)
{
*s = defaultstate;
s->active = ACTIVE_NETWORK;
}
if (bits & E5_FLAGS)
s->flags = MSG_ReadByte(&cl_message);
if (bits & E5_ORIGIN)
{
if (bits & E5_ORIGIN32)
{
s->origin[0] = MSG_ReadCoord32f(&cl_message);
s->origin[1] = MSG_ReadCoord32f(&cl_message);
s->origin[2] = MSG_ReadCoord32f(&cl_message);
}
else
{
s->origin[0] = MSG_ReadCoord13i(&cl_message);
s->origin[1] = MSG_ReadCoord13i(&cl_message);
s->origin[2] = MSG_ReadCoord13i(&cl_message);
}
}
if (bits & E5_ANGLES)
{
if (bits & E5_ANGLES16)
{
s->angles[0] = MSG_ReadAngle16i(&cl_message);
s->angles[1] = MSG_ReadAngle16i(&cl_message);
s->angles[2] = MSG_ReadAngle16i(&cl_message);
}
else
{
s->angles[0] = MSG_ReadAngle8i(&cl_message);
s->angles[1] = MSG_ReadAngle8i(&cl_message);
s->angles[2] = MSG_ReadAngle8i(&cl_message);
}
}
if (bits & E5_MODEL)
{
if (bits & E5_MODEL16)
s->modelindex = (unsigned short) MSG_ReadShort(&cl_message);
else
s->modelindex = MSG_ReadByte(&cl_message);
}
if (bits & E5_FRAME)
{
if (bits & E5_FRAME16)
s->frame = (unsigned short) MSG_ReadShort(&cl_message);
else
s->frame = MSG_ReadByte(&cl_message);
}
if (bits & E5_SKIN)
s->skin = MSG_ReadByte(&cl_message);
if (bits & E5_EFFECTS)
{
if (bits & E5_EFFECTS32)
s->effects = (unsigned int) MSG_ReadLong(&cl_message);
else if (bits & E5_EFFECTS16)
s->effects = (unsigned short) MSG_ReadShort(&cl_message);
else
s->effects = MSG_ReadByte(&cl_message);
}
if (bits & E5_ALPHA)
s->alpha = MSG_ReadByte(&cl_message);
if (bits & E5_SCALE)
s->scale = MSG_ReadByte(&cl_message);
if (bits & E5_COLORMAP)
s->colormap = MSG_ReadByte(&cl_message);
if (bits & E5_ATTACHMENT)
{
s->tagentity = (unsigned short) MSG_ReadShort(&cl_message);
s->tagindex = MSG_ReadByte(&cl_message);
}
if (bits & E5_LIGHT)
{
s->light[0] = (unsigned short) MSG_ReadShort(&cl_message);
s->light[1] = (unsigned short) MSG_ReadShort(&cl_message);
s->light[2] = (unsigned short) MSG_ReadShort(&cl_message);
s->light[3] = (unsigned short) MSG_ReadShort(&cl_message);
s->lightstyle = MSG_ReadByte(&cl_message);
s->lightpflags = MSG_ReadByte(&cl_message);
}
if (bits & E5_GLOW)
{
s->glowsize = MSG_ReadByte(&cl_message);
s->glowcolor = MSG_ReadByte(&cl_message);
}
if (bits & E5_COLORMOD)
{
s->colormod[0] = MSG_ReadByte(&cl_message);
s->colormod[1] = MSG_ReadByte(&cl_message);
s->colormod[2] = MSG_ReadByte(&cl_message);
}
if (bits & E5_GLOWMOD)
{
s->glowmod[0] = MSG_ReadByte(&cl_message);
s->glowmod[1] = MSG_ReadByte(&cl_message);
s->glowmod[2] = MSG_ReadByte(&cl_message);
}
if (bits & E5_COMPLEXANIMATION)
{
skeleton_t *skeleton;
const dp_model_t *model;
int modelindex;
int type;
int bonenum;
int numbones;
short pose7s[7];
type = MSG_ReadByte(&cl_message);
switch(type)
{
case 0:
s->framegroupblend[0].frame = MSG_ReadShort(&cl_message);
s->framegroupblend[1].frame = 0;
s->framegroupblend[2].frame = 0;
s->framegroupblend[3].frame = 0;
s->framegroupblend[0].start = cl.time - (unsigned short)MSG_ReadShort(&cl_message) * (1.0f / 1000.0f);
s->framegroupblend[1].start = 0;
s->framegroupblend[2].start = 0;
s->framegroupblend[3].start = 0;
s->framegroupblend[0].lerp = 1;
s->framegroupblend[1].lerp = 0;
s->framegroupblend[2].lerp = 0;
s->framegroupblend[3].lerp = 0;
break;
case 1:
s->framegroupblend[0].frame = MSG_ReadShort(&cl_message);
s->framegroupblend[1].frame = MSG_ReadShort(&cl_message);
s->framegroupblend[2].frame = 0;
s->framegroupblend[3].frame = 0;
s->framegroupblend[0].start = cl.time - (unsigned short)MSG_ReadShort(&cl_message) * (1.0f / 1000.0f);
s->framegroupblend[1].start = cl.time - (unsigned short)MSG_ReadShort(&cl_message) * (1.0f / 1000.0f);
s->framegroupblend[2].start = 0;
s->framegroupblend[3].start = 0;
s->framegroupblend[0].lerp = MSG_ReadByte(&cl_message) * (1.0f / 255.0f);
s->framegroupblend[1].lerp = MSG_ReadByte(&cl_message) * (1.0f / 255.0f);
s->framegroupblend[2].lerp = 0;
s->framegroupblend[3].lerp = 0;
break;
case 2:
s->framegroupblend[0].frame = MSG_ReadShort(&cl_message);
s->framegroupblend[1].frame = MSG_ReadShort(&cl_message);
s->framegroupblend[2].frame = MSG_ReadShort(&cl_message);
s->framegroupblend[3].frame = 0;
s->framegroupblend[0].start = cl.time - (unsigned short)MSG_ReadShort(&cl_message) * (1.0f / 1000.0f);
s->framegroupblend[1].start = cl.time - (unsigned short)MSG_ReadShort(&cl_message) * (1.0f / 1000.0f);
s->framegroupblend[2].start = cl.time - (unsigned short)MSG_ReadShort(&cl_message) * (1.0f / 1000.0f);
s->framegroupblend[3].start = 0;
s->framegroupblend[0].lerp = MSG_ReadByte(&cl_message) * (1.0f / 255.0f);
s->framegroupblend[1].lerp = MSG_ReadByte(&cl_message) * (1.0f / 255.0f);
s->framegroupblend[2].lerp = MSG_ReadByte(&cl_message) * (1.0f / 255.0f);
s->framegroupblend[3].lerp = 0;
break;
case 3:
s->framegroupblend[0].frame = MSG_ReadShort(&cl_message);
s->framegroupblend[1].frame = MSG_ReadShort(&cl_message);
s->framegroupblend[2].frame = MSG_ReadShort(&cl_message);
s->framegroupblend[3].frame = MSG_ReadShort(&cl_message);
s->framegroupblend[0].start = cl.time - (unsigned short)MSG_ReadShort(&cl_message) * (1.0f / 1000.0f);
s->framegroupblend[1].start = cl.time - (unsigned short)MSG_ReadShort(&cl_message) * (1.0f / 1000.0f);
s->framegroupblend[2].start = cl.time - (unsigned short)MSG_ReadShort(&cl_message) * (1.0f / 1000.0f);
s->framegroupblend[3].start = cl.time - (unsigned short)MSG_ReadShort(&cl_message) * (1.0f / 1000.0f);
s->framegroupblend[0].lerp = MSG_ReadByte(&cl_message) * (1.0f / 255.0f);
s->framegroupblend[1].lerp = MSG_ReadByte(&cl_message) * (1.0f / 255.0f);
s->framegroupblend[2].lerp = MSG_ReadByte(&cl_message) * (1.0f / 255.0f);
s->framegroupblend[3].lerp = MSG_ReadByte(&cl_message) * (1.0f / 255.0f);
break;
case 4:
if (!cl.engineskeletonobjects)
cl.engineskeletonobjects = (skeleton_t *) Mem_Alloc(cls.levelmempool, sizeof(*cl.engineskeletonobjects) * MAX_EDICTS);
skeleton = &cl.engineskeletonobjects[number];
modelindex = MSG_ReadShort(&cl_message);
model = CL_GetModelByIndex(modelindex);
numbones = MSG_ReadByte(&cl_message);
if (model && numbones != model->num_bones)
Host_Error("E5_COMPLEXANIMATION: model has different number of bones than network packet describes\n");
if (!skeleton->relativetransforms || skeleton->model != model)
{
skeleton->model = model;
skeleton->relativetransforms = (matrix4x4_t *) Mem_Realloc(cls.levelmempool, skeleton->relativetransforms, sizeof(*skeleton->relativetransforms) * skeleton->model->num_bones);
for (bonenum = 0;bonenum < model->num_bones;bonenum++)
skeleton->relativetransforms[bonenum] = identitymatrix;
}
for (bonenum = 0;bonenum < numbones;bonenum++)
{
pose7s[0] = (short)MSG_ReadShort(&cl_message);
pose7s[1] = (short)MSG_ReadShort(&cl_message);
pose7s[2] = (short)MSG_ReadShort(&cl_message);
pose7s[3] = (short)MSG_ReadShort(&cl_message);
pose7s[4] = (short)MSG_ReadShort(&cl_message);
pose7s[5] = (short)MSG_ReadShort(&cl_message);
pose7s[6] = (short)MSG_ReadShort(&cl_message);
Matrix4x4_FromBonePose7s(skeleton->relativetransforms + bonenum, 1.0f / 64.0f, pose7s);
}
s->skeletonobject = *skeleton;
break;
default:
Host_Error("E5_COMPLEXANIMATION: Parse error - unknown type %i\n", type);
break;
}
}
if (bits & E5_TRAILEFFECTNUM)
s->traileffectnum = (unsigned short) MSG_ReadShort(&cl_message);
bytes = cl_message.readcount - startoffset;
if (developer_networkentities.integer >= 2)
{
Con_Printf("ReadFields e%i (%i bytes)", number, bytes);
if (bits & E5_ORIGIN)
Con_Printf(" E5_ORIGIN %f %f %f", s->origin[0], s->origin[1], s->origin[2]);
if (bits & E5_ANGLES)
Con_Printf(" E5_ANGLES %f %f %f", s->angles[0], s->angles[1], s->angles[2]);
if (bits & E5_MODEL)
Con_Printf(" E5_MODEL %i", s->modelindex);
if (bits & E5_FRAME)
Con_Printf(" E5_FRAME %i", s->frame);
if (bits & E5_SKIN)
Con_Printf(" E5_SKIN %i", s->skin);
if (bits & E5_EFFECTS)
Con_Printf(" E5_EFFECTS %i", s->effects);
if (bits & E5_FLAGS)
{
Con_Printf(" E5_FLAGS %i (", s->flags);
if (s->flags & RENDER_STEP)
Con_Print(" STEP");
if (s->flags & RENDER_GLOWTRAIL)
Con_Print(" GLOWTRAIL");
if (s->flags & RENDER_VIEWMODEL)
Con_Print(" VIEWMODEL");
if (s->flags & RENDER_EXTERIORMODEL)
Con_Print(" EXTERIORMODEL");
if (s->flags & RENDER_LOWPRECISION)
Con_Print(" LOWPRECISION");
if (s->flags & RENDER_COLORMAPPED)
Con_Print(" COLORMAPPED");
if (s->flags & RENDER_SHADOW)
Con_Print(" SHADOW");
if (s->flags & RENDER_LIGHT)
Con_Print(" LIGHT");
if (s->flags & RENDER_NOSELFSHADOW)
Con_Print(" NOSELFSHADOW");
Con_Print(")");
}
if (bits & E5_ALPHA)
Con_Printf(" E5_ALPHA %f", s->alpha / 255.0f);
if (bits & E5_SCALE)
Con_Printf(" E5_SCALE %f", s->scale / 16.0f);
if (bits & E5_COLORMAP)
Con_Printf(" E5_COLORMAP %i", s->colormap);
if (bits & E5_ATTACHMENT)
Con_Printf(" E5_ATTACHMENT e%i:%i", s->tagentity, s->tagindex);
if (bits & E5_LIGHT)
Con_Printf(" E5_LIGHT %i:%i:%i:%i %i:%i", s->light[0], s->light[1], s->light[2], s->light[3], s->lightstyle, s->lightpflags);
if (bits & E5_GLOW)
Con_Printf(" E5_GLOW %i:%i", s->glowsize * 4, s->glowcolor);
if (bits & E5_COLORMOD)
Con_Printf(" E5_COLORMOD %f:%f:%f", s->colormod[0] / 32.0f, s->colormod[1] / 32.0f, s->colormod[2] / 32.0f);
if (bits & E5_GLOWMOD)
Con_Printf(" E5_GLOWMOD %f:%f:%f", s->glowmod[0] / 32.0f, s->glowmod[1] / 32.0f, s->glowmod[2] / 32.0f);
if (bits & E5_COMPLEXANIMATION)
Con_Printf(" E5_COMPLEXANIMATION");
if (bits & E5_TRAILEFFECTNUM)
Con_Printf(" E5_TRAILEFFECTNUM %i", s->traileffectnum);
Con_Print("\n");
}
}
static int EntityState5_DeltaBits(const entity_state_t *o, const entity_state_t *n)
{
unsigned int bits = 0;
if (n->active == ACTIVE_NETWORK)
{
if (o->active != ACTIVE_NETWORK)
bits |= E5_FULLUPDATE;
if (!VectorCompare(o->origin, n->origin))
bits |= E5_ORIGIN;
if (!VectorCompare(o->angles, n->angles))
bits |= E5_ANGLES;
if (o->modelindex != n->modelindex)
bits |= E5_MODEL;
if (o->frame != n->frame)
bits |= E5_FRAME;
if (o->skin != n->skin)
bits |= E5_SKIN;
if (o->effects != n->effects)
bits |= E5_EFFECTS;
if (o->flags != n->flags)
bits |= E5_FLAGS;
if (o->alpha != n->alpha)
bits |= E5_ALPHA;
if (o->scale != n->scale)
bits |= E5_SCALE;
if (o->colormap != n->colormap)
bits |= E5_COLORMAP;
if (o->tagentity != n->tagentity || o->tagindex != n->tagindex)
bits |= E5_ATTACHMENT;
if (o->light[0] != n->light[0] || o->light[1] != n->light[1] || o->light[2] != n->light[2] || o->light[3] != n->light[3] || o->lightstyle != n->lightstyle || o->lightpflags != n->lightpflags)
bits |= E5_LIGHT;
if (o->glowsize != n->glowsize || o->glowcolor != n->glowcolor)
bits |= E5_GLOW;
if (o->colormod[0] != n->colormod[0] || o->colormod[1] != n->colormod[1] || o->colormod[2] != n->colormod[2])
bits |= E5_COLORMOD;
if (o->glowmod[0] != n->glowmod[0] || o->glowmod[1] != n->glowmod[1] || o->glowmod[2] != n->glowmod[2])
bits |= E5_GLOWMOD;
if (n->flags & RENDER_COMPLEXANIMATION)
{
if ((o->skeletonobject.model && o->skeletonobject.relativetransforms) != (n->skeletonobject.model && n->skeletonobject.relativetransforms))
{
bits |= E5_COMPLEXANIMATION;
}
else if (o->skeletonobject.model && o->skeletonobject.relativetransforms)
{
if(o->modelindex != n->modelindex)
bits |= E5_COMPLEXANIMATION;
else if(o->skeletonobject.model->num_bones != n->skeletonobject.model->num_bones)
bits |= E5_COMPLEXANIMATION;
else if(memcmp(o->skeletonobject.relativetransforms, n->skeletonobject.relativetransforms, o->skeletonobject.model->num_bones * sizeof(*o->skeletonobject.relativetransforms)))
bits |= E5_COMPLEXANIMATION;
}
else if (memcmp(o->framegroupblend, n->framegroupblend, sizeof(o->framegroupblend)))
{
bits |= E5_COMPLEXANIMATION;
}
}
if (o->traileffectnum != n->traileffectnum)
bits |= E5_TRAILEFFECTNUM;
}
else
if (o->active == ACTIVE_NETWORK)
bits |= E5_FULLUPDATE;
return bits;
}
void EntityFrame5_CL_ReadFrame(void)
{
int n, enumber, framenum;
entity_t *ent;
entity_state_t *s;
// read the number of this frame to echo back in next input packet
framenum = MSG_ReadLong(&cl_message);
CL_NewFrameReceived(framenum);
if (cls.protocol != PROTOCOL_QUAKE && cls.protocol != PROTOCOL_QUAKEDP && cls.protocol != PROTOCOL_NEHAHRAMOVIE && cls.protocol != PROTOCOL_DARKPLACES1 && cls.protocol != PROTOCOL_DARKPLACES2 && cls.protocol != PROTOCOL_DARKPLACES3 && cls.protocol != PROTOCOL_DARKPLACES4 && cls.protocol != PROTOCOL_DARKPLACES5 && cls.protocol != PROTOCOL_DARKPLACES6)
cls.servermovesequence = MSG_ReadLong(&cl_message);
// read entity numbers until we find a 0x8000
// (which would be remove world entity, but is actually a terminator)
while ((n = (unsigned short)MSG_ReadShort(&cl_message)) != 0x8000 && !cl_message.badread)
{
// get the entity number
enumber = n & 0x7FFF;
// we may need to expand the array
if (cl.num_entities <= enumber)
{
cl.num_entities = enumber + 1;
if (enumber >= cl.max_entities)
CL_ExpandEntities(enumber);
}
// look up the entity
ent = cl.entities + enumber;
// slide the current into the previous slot
ent->state_previous = ent->state_current;
// read the update
s = &ent->state_current;
if (n & 0x8000)
{
// remove entity
*s = defaultstate;
}
else
{
// update entity
EntityState5_ReadUpdate(s, enumber);
}
// set the cl.entities_active flag
cl.entities_active[enumber] = (s->active == ACTIVE_NETWORK);
// set the update time
s->time = cl.mtime[0];
// fix the number (it gets wiped occasionally by copying from defaultstate)
s->number = enumber;
// check if we need to update the lerp stuff
if (s->active == ACTIVE_NETWORK)
CL_MoveLerpEntityStates(&cl.entities[enumber]);
// print extra messages if desired
if (developer_networkentities.integer >= 2 && cl.entities[enumber].state_current.active != cl.entities[enumber].state_previous.active)
{
if (cl.entities[enumber].state_current.active == ACTIVE_NETWORK)
Con_Printf("entity #%i has become active\n", enumber);
else if (cl.entities[enumber].state_previous.active)
Con_Printf("entity #%i has become inactive\n", enumber);
}
}
}
static int packetlog5cmp(const void *a_, const void *b_)
{
const entityframe5_packetlog_t *a = (const entityframe5_packetlog_t *) a_;
const entityframe5_packetlog_t *b = (const entityframe5_packetlog_t *) b_;
return a->packetnumber - b->packetnumber;
}
void EntityFrame5_LostFrame(entityframe5_database_t *d, int framenum)
{
int i, j, l, bits;
entityframe5_changestate_t *s;
entityframe5_packetlog_t *p;
static unsigned char statsdeltabits[(MAX_CL_STATS+7)/8];
static int deltabits[MAX_EDICTS];
entityframe5_packetlog_t *packetlogs[ENTITYFRAME5_MAXPACKETLOGS];
for (i = 0, p = d->packetlog;i < ENTITYFRAME5_MAXPACKETLOGS;i++, p++)
packetlogs[i] = p;
qsort(packetlogs, sizeof(*packetlogs), ENTITYFRAME5_MAXPACKETLOGS, packetlog5cmp);
memset(deltabits, 0, sizeof(deltabits));
memset(statsdeltabits, 0, sizeof(statsdeltabits));
for (i = 0; i < ENTITYFRAME5_MAXPACKETLOGS; i++)
{
p = packetlogs[i];
if (!p->packetnumber)
continue;
if (p->packetnumber <= framenum)
{
for (j = 0, s = p->states;j < p->numstates;j++, s++)
deltabits[s->number] |= s->bits;
for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
statsdeltabits[l] |= p->statsdeltabits[l];
p->packetnumber = 0;
}
else
{
for (j = 0, s = p->states;j < p->numstates;j++, s++)
deltabits[s->number] &= ~s->bits;
for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
statsdeltabits[l] &= ~p->statsdeltabits[l];
}
}
for(i = 0; i < d->maxedicts; ++i)
{
bits = deltabits[i] & ~d->deltabits[i];
if(bits)
{
d->deltabits[i] |= bits;
// if it was a very important update, set priority higher
if (bits & (E5_FULLUPDATE | E5_ATTACHMENT | E5_MODEL | E5_COLORMAP))
d->priorities[i] = max(d->priorities[i], 4);
else
d->priorities[i] = max(d->priorities[i], 1);
}
}
for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
host_client->statsdeltabits[l] |= statsdeltabits[l];
// no need to mask out the already-set bits here, as we do not
// do that priorities stuff
}
void EntityFrame5_AckFrame(entityframe5_database_t *d, int framenum)
{
int i;
// scan for packets made obsolete by this ack and delete them
for (i = 0;i < ENTITYFRAME5_MAXPACKETLOGS;i++)
if (d->packetlog[i].packetnumber <= framenum)
d->packetlog[i].packetnumber = 0;
}
qboolean EntityFrame5_WriteFrame(sizebuf_t *msg, int maxsize, entityframe5_database_t *d, int numstates, const entity_state_t **states, int viewentnum, int movesequence, qboolean need_empty)
{
prvm_prog_t *prog = SVVM_prog;
const entity_state_t *n;
int i, num, l, framenum, packetlognumber, priority;
sizebuf_t buf;
unsigned char data[128];
entityframe5_packetlog_t *packetlog;
if (prog->max_edicts > d->maxedicts)
EntityFrame5_ExpandEdicts(d, prog->max_edicts);
framenum = d->latestframenum + 1;
d->viewentnum = viewentnum;
// if packet log is full, mark all frames as lost, this will cause
// it to send the lost data again
for (packetlognumber = 0;packetlognumber < ENTITYFRAME5_MAXPACKETLOGS;packetlognumber++)
if (d->packetlog[packetlognumber].packetnumber == 0)
break;
if (packetlognumber == ENTITYFRAME5_MAXPACKETLOGS)
{
Con_DPrintf("EntityFrame5_WriteFrame: packetlog overflow for a client, resetting\n");
EntityFrame5_LostFrame(d, framenum);
packetlognumber = 0;
}
// prepare the buffer
memset(&buf, 0, sizeof(buf));
buf.data = data;
buf.maxsize = sizeof(data);
// detect changes in states
num = 1;
for (i = 0;i < numstates;i++)
{
n = states[i];
// mark gaps in entity numbering as removed entities
for (;num < n->number;num++)
{
// if the entity used to exist, clear it
if (CHECKPVSBIT(d->visiblebits, num))
{
CLEARPVSBIT(d->visiblebits, num);
d->deltabits[num] = E5_FULLUPDATE;
d->priorities[num] = max(d->priorities[num], 8); // removal is cheap
d->states[num] = defaultstate;
d->states[num].number = num;
}
}
// update the entity state data
if (!CHECKPVSBIT(d->visiblebits, num))
{
// entity just spawned in, don't let it completely hog priority
// because of being ancient on the first frame
d->updateframenum[num] = framenum;
// initial priority is a bit high to make projectiles send on the
// first frame, among other things
d->priorities[num] = max(d->priorities[num], 4);
}
SETPVSBIT(d->visiblebits, num);
d->deltabits[num] |= EntityState5_DeltaBits(d->states + num, n);
d->priorities[num] = max(d->priorities[num], 1);
d->states[num] = *n;
d->states[num].number = num;
// advance to next entity so the next iteration doesn't immediately remove it
num++;
}
// all remaining entities are dead
for (;num < d->maxedicts;num++)
{
if (CHECKPVSBIT(d->visiblebits, num))
{
CLEARPVSBIT(d->visiblebits, num);
d->deltabits[num] = E5_FULLUPDATE;
d->priorities[num] = max(d->priorities[num], 8); // removal is cheap
d->states[num] = defaultstate;
d->states[num].number = num;
}
}
// if there isn't at least enough room for an empty svc_entities,
// don't bother trying...
if (buf.cursize + 11 > buf.maxsize)
return false;
// build lists of entities by priority level
memset(d->prioritychaincounts, 0, sizeof(d->prioritychaincounts));
l = 0;
for (num = 0;num < d->maxedicts;num++)
{
if (d->priorities[num])
{
if (d->deltabits[num])
{
if (d->priorities[num] < (ENTITYFRAME5_PRIORITYLEVELS - 1))
d->priorities[num] = EntityState5_Priority(d, num);
l = num;
priority = d->priorities[num];
if (d->prioritychaincounts[priority] < ENTITYFRAME5_MAXSTATES)
d->prioritychains[priority][d->prioritychaincounts[priority]++] = num;
}
else
d->priorities[num] = 0;
}
}
packetlog = NULL;
// write stat updates
if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE && sv.protocol != PROTOCOL_NEHAHRABJP && sv.protocol != PROTOCOL_NEHAHRABJP2 && sv.protocol != PROTOCOL_NEHAHRABJP3 && sv.protocol != PROTOCOL_DARKPLACES1 && sv.protocol != PROTOCOL_DARKPLACES2 && sv.protocol != PROTOCOL_DARKPLACES3 && sv.protocol != PROTOCOL_DARKPLACES4 && sv.protocol != PROTOCOL_DARKPLACES5)
{
for (i = 0;i < MAX_CL_STATS && msg->cursize + 6 + 11 <= maxsize;i++)
{
if (host_client->statsdeltabits[i>>3] & (1<<(i&7)))
{
host_client->statsdeltabits[i>>3] &= ~(1<<(i&7));
// add packetlog entry now that we have something for it
if (!packetlog)
{
packetlog = d->packetlog + packetlognumber;
packetlog->packetnumber = framenum;
packetlog->numstates = 0;
memset(packetlog->statsdeltabits, 0, sizeof(packetlog->statsdeltabits));
}
packetlog->statsdeltabits[i>>3] |= (1<<(i&7));
if (host_client->stats[i] >= 0 && host_client->stats[i] < 256)
{
MSG_WriteByte(msg, svc_updatestatubyte);
MSG_WriteByte(msg, i);
MSG_WriteByte(msg, host_client->stats[i]);
l = 1;
}
else
{
MSG_WriteByte(msg, svc_updatestat);
MSG_WriteByte(msg, i);
MSG_WriteLong(msg, host_client->stats[i]);
l = 1;
}
}
}
}
// only send empty svc_entities frame if needed
if(!l && !need_empty)
return false;
// add packetlog entry now that we have something for it
if (!packetlog)
{
packetlog = d->packetlog + packetlognumber;
packetlog->packetnumber = framenum;
packetlog->numstates = 0;
memset(packetlog->statsdeltabits, 0, sizeof(packetlog->statsdeltabits));
}
// write state updates
if (developer_networkentities.integer >= 10)
Con_Printf("send: svc_entities %i\n", framenum);
d->latestframenum = framenum;
MSG_WriteByte(msg, svc_entities);
MSG_WriteLong(msg, framenum);
if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE && sv.protocol != PROTOCOL_DARKPLACES1 && sv.protocol != PROTOCOL_DARKPLACES2 && sv.protocol != PROTOCOL_DARKPLACES3 && sv.protocol != PROTOCOL_DARKPLACES4 && sv.protocol != PROTOCOL_DARKPLACES5 && sv.protocol != PROTOCOL_DARKPLACES6)
MSG_WriteLong(msg, movesequence);
for (priority = ENTITYFRAME5_PRIORITYLEVELS - 1;priority >= 0 && packetlog->numstates < ENTITYFRAME5_MAXSTATES;priority--)
{
for (i = 0;i < d->prioritychaincounts[priority] && packetlog->numstates < ENTITYFRAME5_MAXSTATES;i++)
{
num = d->prioritychains[priority][i];
n = d->states + num;
if (d->deltabits[num] & E5_FULLUPDATE)
d->deltabits[num] = E5_FULLUPDATE | EntityState5_DeltaBits(&defaultstate, n);
buf.cursize = 0;
EntityState5_WriteUpdate(num, n, d->deltabits[num], &buf);
// if the entity won't fit, try the next one
if (msg->cursize + buf.cursize + 2 > maxsize)
continue;
// write entity to the packet
SZ_Write(msg, buf.data, buf.cursize);
// mark age on entity for prioritization
d->updateframenum[num] = framenum;
// log entity so deltabits can be restored later if lost
packetlog->states[packetlog->numstates].number = num;
packetlog->states[packetlog->numstates].bits = d->deltabits[num];
packetlog->numstates++;
// clear deltabits and priority so it won't be sent again
d->deltabits[num] = 0;
d->priorities[num] = 0;
}
}
MSG_WriteShort(msg, 0x8000);
return true;
}
static void QW_TranslateEffects(entity_state_t *s, int qweffects)
{
s->effects = 0;
s->internaleffects = 0;
if (qweffects & QW_EF_BRIGHTFIELD)
s->effects |= EF_BRIGHTFIELD;
if (qweffects & QW_EF_MUZZLEFLASH)
s->effects |= EF_MUZZLEFLASH;
if (qweffects & QW_EF_FLAG1)
{
// mimic FTEQW's interpretation of EF_FLAG1 as EF_NODRAW on non-player entities
if (s->number > cl.maxclients)
s->effects |= EF_NODRAW;
else
s->internaleffects |= INTEF_FLAG1QW;
}
if (qweffects & QW_EF_FLAG2)
{
// mimic FTEQW's interpretation of EF_FLAG2 as EF_ADDITIVE on non-player entities
if (s->number > cl.maxclients)
s->effects |= EF_ADDITIVE;
else
s->internaleffects |= INTEF_FLAG2QW;
}
if (qweffects & QW_EF_RED)
{
if (qweffects & QW_EF_BLUE)
s->effects |= EF_RED | EF_BLUE;
else
s->effects |= EF_RED;
}
else if (qweffects & QW_EF_BLUE)
s->effects |= EF_BLUE;
else if (qweffects & QW_EF_BRIGHTLIGHT)
s->effects |= EF_BRIGHTLIGHT;
else if (qweffects & QW_EF_DIMLIGHT)
s->effects |= EF_DIMLIGHT;
}
void EntityStateQW_ReadPlayerUpdate(void)
{
int slot = MSG_ReadByte(&cl_message);
int enumber = slot + 1;
int weaponframe;
int msec;
int playerflags;
int bits;
entity_state_t *s;
// look up the entity
entity_t *ent = cl.entities + enumber;
vec3_t viewangles;
vec3_t velocity;
// slide the current state into the previous
ent->state_previous = ent->state_current;
// read the update
s = &ent->state_current;
*s = defaultstate;
s->active = ACTIVE_NETWORK;
s->number = enumber;
s->colormap = enumber;
playerflags = MSG_ReadShort(&cl_message);
MSG_ReadVector(&cl_message, s->origin, cls.protocol);
s->frame = MSG_ReadByte(&cl_message);
VectorClear(viewangles);
VectorClear(velocity);
if (playerflags & QW_PF_MSEC)
{
// time difference between last update this player sent to the server,
// and last input we sent to the server (this packet is in response to
// our input, so msec is how long ago the last update of this player
// entity occurred, compared to our input being received)
msec = MSG_ReadByte(&cl_message);
}
else
msec = 0;
if (playerflags & QW_PF_COMMAND)
{
bits = MSG_ReadByte(&cl_message);
if (bits & QW_CM_ANGLE1)
viewangles[0] = MSG_ReadAngle16i(&cl_message); // cmd->angles[0]
if (bits & QW_CM_ANGLE2)
viewangles[1] = MSG_ReadAngle16i(&cl_message); // cmd->angles[1]
if (bits & QW_CM_ANGLE3)
viewangles[2] = MSG_ReadAngle16i(&cl_message); // cmd->angles[2]
if (bits & QW_CM_FORWARD)
MSG_ReadShort(&cl_message); // cmd->forwardmove
if (bits & QW_CM_SIDE)
MSG_ReadShort(&cl_message); // cmd->sidemove
if (bits & QW_CM_UP)
MSG_ReadShort(&cl_message); // cmd->upmove
if (bits & QW_CM_BUTTONS)
(void) MSG_ReadByte(&cl_message); // cmd->buttons
if (bits & QW_CM_IMPULSE)
(void) MSG_ReadByte(&cl_message); // cmd->impulse
(void) MSG_ReadByte(&cl_message); // cmd->msec
}
if (playerflags & QW_PF_VELOCITY1)
velocity[0] = MSG_ReadShort(&cl_message);
if (playerflags & QW_PF_VELOCITY2)
velocity[1] = MSG_ReadShort(&cl_message);
if (playerflags & QW_PF_VELOCITY3)
velocity[2] = MSG_ReadShort(&cl_message);
if (playerflags & QW_PF_MODEL)
s->modelindex = MSG_ReadByte(&cl_message);
else
s->modelindex = cl.qw_modelindex_player;
if (playerflags & QW_PF_SKINNUM)
s->skin = MSG_ReadByte(&cl_message);
if (playerflags & QW_PF_EFFECTS)
QW_TranslateEffects(s, MSG_ReadByte(&cl_message));
if (playerflags & QW_PF_WEAPONFRAME)
weaponframe = MSG_ReadByte(&cl_message);
else
weaponframe = 0;
if (enumber == cl.playerentity)
{
// if this is an update on our player, update the angles
VectorCopy(cl.viewangles, viewangles);
}
// calculate the entity angles from the viewangles
s->angles[0] = viewangles[0] * -0.0333;
s->angles[1] = viewangles[1];
s->angles[2] = 0;
s->angles[2] = V_CalcRoll(s->angles, velocity)*4;
// if this is an update on our player, update interpolation state
if (enumber == cl.playerentity)
{
VectorCopy (cl.mpunchangle[0], cl.mpunchangle[1]);
VectorCopy (cl.mpunchvector[0], cl.mpunchvector[1]);
VectorCopy (cl.mvelocity[0], cl.mvelocity[1]);
cl.mviewzoom[1] = cl.mviewzoom[0];
cl.idealpitch = 0;
cl.mpunchangle[0][0] = 0;
cl.mpunchangle[0][1] = 0;
cl.mpunchangle[0][2] = 0;
cl.mpunchvector[0][0] = 0;
cl.mpunchvector[0][1] = 0;
cl.mpunchvector[0][2] = 0;
cl.mvelocity[0][0] = 0;
cl.mvelocity[0][1] = 0;
cl.mvelocity[0][2] = 0;
cl.mviewzoom[0] = 1;
VectorCopy(velocity, cl.mvelocity[0]);
cl.stats[STAT_WEAPONFRAME] = weaponframe;
if (playerflags & QW_PF_GIB)
cl.stats[STAT_VIEWHEIGHT] = 8;
else if (playerflags & QW_PF_DEAD)
cl.stats[STAT_VIEWHEIGHT] = -16;
else
cl.stats[STAT_VIEWHEIGHT] = 22;
}
// set the cl.entities_active flag
cl.entities_active[enumber] = (s->active == ACTIVE_NETWORK);
// set the update time
s->time = cl.mtime[0] - msec * 0.001; // qw has no clock
// check if we need to update the lerp stuff
if (s->active == ACTIVE_NETWORK)
CL_MoveLerpEntityStates(&cl.entities[enumber]);
}
static void EntityStateQW_ReadEntityUpdate(entity_state_t *s, int bits)
{
int qweffects = 0;
s->active = ACTIVE_NETWORK;
s->number = bits & 511;
bits &= ~511;
if (bits & QW_U_MOREBITS)
bits |= MSG_ReadByte(&cl_message);
// store the QW_U_SOLID bit here?
if (bits & QW_U_MODEL)
s->modelindex = MSG_ReadByte(&cl_message);
if (bits & QW_U_FRAME)
s->frame = MSG_ReadByte(&cl_message);
if (bits & QW_U_COLORMAP)
s->colormap = MSG_ReadByte(&cl_message);
if (bits & QW_U_SKIN)
s->skin = MSG_ReadByte(&cl_message);
if (bits & QW_U_EFFECTS)
QW_TranslateEffects(s, qweffects = MSG_ReadByte(&cl_message));
if (bits & QW_U_ORIGIN1)
s->origin[0] = MSG_ReadCoord13i(&cl_message);
if (bits & QW_U_ANGLE1)
s->angles[0] = MSG_ReadAngle8i(&cl_message);
if (bits & QW_U_ORIGIN2)
s->origin[1] = MSG_ReadCoord13i(&cl_message);
if (bits & QW_U_ANGLE2)
s->angles[1] = MSG_ReadAngle8i(&cl_message);
if (bits & QW_U_ORIGIN3)
s->origin[2] = MSG_ReadCoord13i(&cl_message);
if (bits & QW_U_ANGLE3)
s->angles[2] = MSG_ReadAngle8i(&cl_message);
if (developer_networkentities.integer >= 2)
{
Con_Printf("ReadFields e%i", s->number);
if (bits & QW_U_MODEL)
Con_Printf(" U_MODEL %i", s->modelindex);
if (bits & QW_U_FRAME)
Con_Printf(" U_FRAME %i", s->frame);
if (bits & QW_U_COLORMAP)
Con_Printf(" U_COLORMAP %i", s->colormap);
if (bits & QW_U_SKIN)
Con_Printf(" U_SKIN %i", s->skin);
if (bits & QW_U_EFFECTS)
Con_Printf(" U_EFFECTS %i", qweffects);
if (bits & QW_U_ORIGIN1)
Con_Printf(" U_ORIGIN1 %f", s->origin[0]);
if (bits & QW_U_ANGLE1)
Con_Printf(" U_ANGLE1 %f", s->angles[0]);
if (bits & QW_U_ORIGIN2)
Con_Printf(" U_ORIGIN2 %f", s->origin[1]);
if (bits & QW_U_ANGLE2)
Con_Printf(" U_ANGLE2 %f", s->angles[1]);
if (bits & QW_U_ORIGIN3)
Con_Printf(" U_ORIGIN3 %f", s->origin[2]);
if (bits & QW_U_ANGLE3)
Con_Printf(" U_ANGLE3 %f", s->angles[2]);
if (bits & QW_U_SOLID)
Con_Printf(" U_SOLID");
Con_Print("\n");
}
}
entityframeqw_database_t *EntityFrameQW_AllocDatabase(mempool_t *pool)
{
entityframeqw_database_t *d;
d = (entityframeqw_database_t *)Mem_Alloc(pool, sizeof(*d));
return d;
}
void EntityFrameQW_FreeDatabase(entityframeqw_database_t *d)
{
Mem_Free(d);
}
void EntityFrameQW_CL_ReadFrame(qboolean delta)
{
qboolean invalid = false;
int number, oldsnapindex, newsnapindex, oldindex, newindex, oldnum, newnum;
entity_t *ent;
entityframeqw_database_t *d;
entityframeqw_snapshot_t *oldsnap, *newsnap;
if (!cl.entitydatabaseqw)
cl.entitydatabaseqw = EntityFrameQW_AllocDatabase(cls.levelmempool);
d = cl.entitydatabaseqw;
// there is no cls.netcon in demos, so this reading code can't access
// cls.netcon-> at all... so cls.qw_incoming_sequence and
// cls.qw_outgoing_sequence are updated every time the corresponding
// cls.netcon->qw. variables are updated
// read the number of this frame to echo back in next input packet
cl.qw_validsequence = cls.qw_incoming_sequence;
newsnapindex = cl.qw_validsequence & QW_UPDATE_MASK;
newsnap = d->snapshot + newsnapindex;
memset(newsnap, 0, sizeof(*newsnap));
oldsnap = NULL;
if (delta)
{
number = MSG_ReadByte(&cl_message);
oldsnapindex = cl.qw_deltasequence[newsnapindex];
if ((number & QW_UPDATE_MASK) != (oldsnapindex & QW_UPDATE_MASK))
Con_DPrintf("WARNING: from mismatch\n");
if (oldsnapindex != -1)
{
if (cls.qw_outgoing_sequence - oldsnapindex >= QW_UPDATE_BACKUP-1)
{
Con_DPrintf("delta update too old\n");
newsnap->invalid = invalid = true; // too old
delta = false;
}
oldsnap = d->snapshot + (oldsnapindex & QW_UPDATE_MASK);
}
else
delta = false;
}
// if we can't decode this frame properly, report that to the server
if (invalid)
cl.qw_validsequence = 0;
// read entity numbers until we find a 0x0000
// (which would be an empty update on world entity, but is actually a terminator)
newsnap->num_entities = 0;
oldindex = 0;
for (;;)
{
int word = (unsigned short)MSG_ReadShort(&cl_message);
if (cl_message.badread)
return; // just return, the main parser will print an error
newnum = word == 0 ? 512 : (word & 511);
oldnum = delta ? (oldindex >= oldsnap->num_entities ? 9999 : oldsnap->entities[oldindex].number) : 9999;
// copy unmodified oldsnap entities
while (newnum > oldnum) // delta only
{
if (developer_networkentities.integer >= 2)
Con_Printf("copy %i\n", oldnum);
// copy one of the old entities
if (newsnap->num_entities >= QW_MAX_PACKET_ENTITIES)
Host_Error("EntityFrameQW_CL_ReadFrame: newsnap->num_entities == MAX_PACKETENTITIES");
newsnap->entities[newsnap->num_entities] = oldsnap->entities[oldindex++];
newsnap->num_entities++;
oldnum = oldindex >= oldsnap->num_entities ? 9999 : oldsnap->entities[oldindex].number;
}
if (word == 0)
break;
if (developer_networkentities.integer >= 2)
{
if (word & QW_U_REMOVE)
Con_Printf("remove %i\n", newnum);
else if (newnum == oldnum)
Con_Printf("delta %i\n", newnum);
else
Con_Printf("baseline %i\n", newnum);
}
if (word & QW_U_REMOVE)
{
if (newnum != oldnum && !delta && !invalid)
{
cl.qw_validsequence = 0;
Con_Printf("WARNING: U_REMOVE %i on full update\n", newnum);
}
}
else
{
if (newsnap->num_entities >= QW_MAX_PACKET_ENTITIES)
Host_Error("EntityFrameQW_CL_ReadFrame: newsnap->num_entities == MAX_PACKETENTITIES");
newsnap->entities[newsnap->num_entities] = (newnum == oldnum) ? oldsnap->entities[oldindex] : cl.entities[newnum].state_baseline;
EntityStateQW_ReadEntityUpdate(newsnap->entities + newsnap->num_entities, word);
newsnap->num_entities++;
}
if (newnum == oldnum)
oldindex++;
}
// expand cl.num_entities to include every entity we've seen this game
newnum = newsnap->num_entities ? newsnap->entities[newsnap->num_entities - 1].number : 1;
if (cl.num_entities <= newnum)
{
cl.num_entities = newnum + 1;
if (cl.max_entities < newnum + 1)
CL_ExpandEntities(newnum);
}
// now update the non-player entities from the snapshot states
number = cl.maxclients + 1;
for (newindex = 0;;newindex++)
{
newnum = newindex >= newsnap->num_entities ? cl.num_entities : newsnap->entities[newindex].number;
// kill any missing entities
for (;number < newnum;number++)
{
if (cl.entities_active[number])
{
cl.entities_active[number] = false;
cl.entities[number].state_current.active = ACTIVE_NOT;
}
}
if (number >= cl.num_entities)
break;
// update the entity
ent = &cl.entities[number];
ent->state_previous = ent->state_current;
ent->state_current = newsnap->entities[newindex];
ent->state_current.time = cl.mtime[0];
CL_MoveLerpEntityStates(ent);
// the entity lives again...
cl.entities_active[number] = true;
number++;
}
}
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