From 882c947a5fe7634e70355fb0ba530409af5fc9bd Mon Sep 17 00:00:00 2001 From: cloudwalk Date: Sat, 26 Sep 2020 04:59:55 +0000 Subject: [PATCH] server: Give a lot of functions new homes git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@12939 d7cf8633-e32d-0410-b094-e92efae38249 --- server.h | 9 +- sv_ents.c | 134 +++++ sv_main.c | 1723 ----------------------------------------------------- sv_send.c | 1605 +++++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 1745 insertions(+), 1726 deletions(-) diff --git a/server.h b/server.h index b3ab98a2..52592b4b 100644 --- a/server.h +++ b/server.h @@ -583,6 +583,12 @@ int SV_EntitiesInBox(const vec3_t mins, const vec3_t maxs, int maxedicts, prvm_e qbool SV_CanSeeBox(int numsamples, vec_t eyejitter, vec_t enlarge, vec_t entboxexpand, vec3_t eye, vec3_t entboxmins, vec3_t entboxmaxs); +void SV_MarkWriteEntityStateToClient(entity_state_t *s); + +void SV_SendServerinfo(client_t *client); +void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *msg, int maxsize); +void SV_AddCameraEyes(void); + int SV_PointSuperContents(const vec3_t point); void SV_FlushBroadcastMessages(void); @@ -621,7 +627,4 @@ void SV_PreSpawn_f(cmd_state_t *cmd); void SV_Spawn_f(cmd_state_t *cmd); void SV_Begin_f(cmd_state_t *cmd); -void SV_SendServerinfo(client_t *client); - #endif - diff --git a/sv_ents.c b/sv_ents.c index 8e732cd5..8dd9db4d 100644 --- a/sv_ents.c +++ b/sv_ents.c @@ -1,6 +1,8 @@ #include "quakedef.h" #include "protocol.h" +extern cvar_t sv_cullentities_trace_prediction_time; + int EntityState_DeltaBits(const entity_state_t *o, const entity_state_t *n) { unsigned int bits; @@ -331,3 +333,135 @@ qbool EntityFrame_WriteFrame(sizebuf_t *msg, int maxsize, entityframe_database_t return true; } + +void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *msg, int maxsize) +{ + prvm_prog_t *prog = SVVM_prog; + qbool need_empty = false; + int i, numsendstates, numcsqcsendstates; + entity_state_t *s; + prvm_edict_t *camera; + qbool success; + vec3_t eye; + + // if there isn't enough space to accomplish anything, skip it + if (msg->cursize + 25 > maxsize) + return; + + sv.writeentitiestoclient_msg = msg; + sv.writeentitiestoclient_clientnumber = client - svs.clients; + + sv.writeentitiestoclient_stats_culled_pvs = 0; + sv.writeentitiestoclient_stats_culled_trace = 0; + sv.writeentitiestoclient_stats_visibleentities = 0; + sv.writeentitiestoclient_stats_totalentities = 0; + sv.writeentitiestoclient_numeyes = 0; + + // get eye location + sv.writeentitiestoclient_cliententitynumber = PRVM_EDICT_TO_PROG(clent); // LadyHavoc: for comparison purposes + camera = PRVM_EDICT_NUM( client->clientcamera ); + VectorAdd(PRVM_serveredictvector(camera, origin), PRVM_serveredictvector(clent, view_ofs), eye); + sv.writeentitiestoclient_pvsbytes = 0; + // get the PVS values for the eye location, later FatPVS calls will merge + if (sv.worldmodel && sv.worldmodel->brush.FatPVS) + sv.writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, eye, 8, sv.writeentitiestoclient_pvs, sizeof(sv.writeentitiestoclient_pvs), sv.writeentitiestoclient_pvsbytes != 0); + + // add the eye to a list for SV_CanSeeBox tests + VectorCopy(eye, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]); + sv.writeentitiestoclient_numeyes++; + + // calculate predicted eye origin for SV_CanSeeBox tests + if (sv_cullentities_trace_prediction.integer) + { + vec_t predtime = bound(0, host_client->ping, sv_cullentities_trace_prediction_time.value); + vec3_t predeye; + VectorMA(eye, predtime, PRVM_serveredictvector(camera, velocity), predeye); + if (SV_CanSeeBox(1, 0, 0, 0, eye, predeye, predeye)) + { + VectorCopy(predeye, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]); + sv.writeentitiestoclient_numeyes++; + } + //if (!sv.writeentitiestoclient_useprediction) + // Con_DPrintf("Trying to walk into solid in a pingtime... not predicting for culling\n"); + } + + SV_AddCameraEyes(); + + // build PVS from the new eyes + if (sv.worldmodel && sv.worldmodel->brush.FatPVS) + for(i = 1; i < sv.writeentitiestoclient_numeyes; ++i) + sv.writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, sv.writeentitiestoclient_eyes[i], 8, sv.writeentitiestoclient_pvs, sizeof(sv.writeentitiestoclient_pvs), sv.writeentitiestoclient_pvsbytes != 0); + + sv.sententitiesmark++; + + for (i = 0;i < sv.numsendentities;i++) + SV_MarkWriteEntityStateToClient(sv.sendentities + i); + + numsendstates = 0; + numcsqcsendstates = 0; + for (i = 0;i < sv.numsendentities;i++) + { + s = &sv.sendentities[i]; + if (sv.sententities[s->number] == sv.sententitiesmark) + { + if(s->active == ACTIVE_NETWORK) + { + if (s->exteriormodelforclient) + { + if (s->exteriormodelforclient == sv.writeentitiestoclient_cliententitynumber) + s->flags |= RENDER_EXTERIORMODEL; + else + s->flags &= ~RENDER_EXTERIORMODEL; + } + sv.writeentitiestoclient_sendstates[numsendstates++] = s; + } + else if(sv.sendentities[i].active == ACTIVE_SHARED) + sv.writeentitiestoclient_csqcsendstates[numcsqcsendstates++] = s->number; + else + Con_Printf("entity %d is in sv.sendentities and marked, but not active, please breakpoint me\n", s->number); + } + } + + if (sv_cullentities_stats.integer) + Con_Printf("client \"%s\" entities: %d total, %d visible, %d culled by: %d pvs %d trace\n", client->name, sv.writeentitiestoclient_stats_totalentities, sv.writeentitiestoclient_stats_visibleentities, sv.writeentitiestoclient_stats_culled_pvs + sv.writeentitiestoclient_stats_culled_trace, sv.writeentitiestoclient_stats_culled_pvs, sv.writeentitiestoclient_stats_culled_trace); + + if(client->entitydatabase5) + need_empty = EntityFrameCSQC_WriteFrame(msg, maxsize, numcsqcsendstates, sv.writeentitiestoclient_csqcsendstates, client->entitydatabase5->latestframenum + 1); + else + EntityFrameCSQC_WriteFrame(msg, maxsize, numcsqcsendstates, sv.writeentitiestoclient_csqcsendstates, 0); + + // force every 16th frame to be not empty (or cl_movement replay takes + // too long) + // BTW, this should normally not kick in any more due to the check + // below, except if the client stopped sending movement frames + if(client->num_skippedentityframes >= 16) + need_empty = true; + + // help cl_movement a bit more + if(client->movesequence != client->lastmovesequence) + need_empty = true; + client->lastmovesequence = client->movesequence; + + if (client->entitydatabase5) + success = EntityFrame5_WriteFrame(msg, maxsize, client->entitydatabase5, numsendstates, sv.writeentitiestoclient_sendstates, client - svs.clients + 1, client->movesequence, need_empty); + else if (client->entitydatabase4) + { + success = EntityFrame4_WriteFrame(msg, maxsize, client->entitydatabase4, numsendstates, sv.writeentitiestoclient_sendstates); + Protocol_WriteStatsReliable(); + } + else if (client->entitydatabase) + { + success = EntityFrame_WriteFrame(msg, maxsize, client->entitydatabase, numsendstates, sv.writeentitiestoclient_sendstates, client - svs.clients + 1); + Protocol_WriteStatsReliable(); + } + else + { + success = EntityFrameQuake_WriteFrame(msg, maxsize, numsendstates, sv.writeentitiestoclient_sendstates); + Protocol_WriteStatsReliable(); + } + + if(success) + client->num_skippedentityframes = 0; + else + ++client->num_skippedentityframes; +} diff --git a/sv_main.c b/sv_main.c index 1e380e1b..8aa475c9 100644 --- a/sv_main.c +++ b/sv_main.c @@ -647,239 +647,6 @@ static void SV_SaveEntFile_f(cmd_state_t *cmd) FS_WriteFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities)); } - -/* -============================================================================= - -EVENT MESSAGES - -============================================================================= -*/ - -/* -================== -SV_StartParticle - -Make sure the event gets sent to all clients -================== -*/ -void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count) -{ - int i; - - if (sv.datagram.cursize > MAX_PACKETFRAGMENT-18) - return; - MSG_WriteByte (&sv.datagram, svc_particle); - MSG_WriteCoord (&sv.datagram, org[0], sv.protocol); - MSG_WriteCoord (&sv.datagram, org[1], sv.protocol); - MSG_WriteCoord (&sv.datagram, org[2], sv.protocol); - for (i=0 ; i<3 ; i++) - MSG_WriteChar (&sv.datagram, (int)bound(-128, dir[i]*16, 127)); - MSG_WriteByte (&sv.datagram, count); - MSG_WriteByte (&sv.datagram, color); - SV_FlushBroadcastMessages(); -} - -/* -================== -SV_StartEffect - -Make sure the event gets sent to all clients -================== -*/ -void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate) -{ - if (modelindex >= 256 || startframe >= 256) - { - if (sv.datagram.cursize > MAX_PACKETFRAGMENT-19) - return; - MSG_WriteByte (&sv.datagram, svc_effect2); - MSG_WriteCoord (&sv.datagram, org[0], sv.protocol); - MSG_WriteCoord (&sv.datagram, org[1], sv.protocol); - MSG_WriteCoord (&sv.datagram, org[2], sv.protocol); - MSG_WriteShort (&sv.datagram, modelindex); - MSG_WriteShort (&sv.datagram, startframe); - MSG_WriteByte (&sv.datagram, framecount); - MSG_WriteByte (&sv.datagram, framerate); - } - else - { - if (sv.datagram.cursize > MAX_PACKETFRAGMENT-17) - return; - MSG_WriteByte (&sv.datagram, svc_effect); - MSG_WriteCoord (&sv.datagram, org[0], sv.protocol); - MSG_WriteCoord (&sv.datagram, org[1], sv.protocol); - MSG_WriteCoord (&sv.datagram, org[2], sv.protocol); - MSG_WriteByte (&sv.datagram, modelindex); - MSG_WriteByte (&sv.datagram, startframe); - MSG_WriteByte (&sv.datagram, framecount); - MSG_WriteByte (&sv.datagram, framerate); - } - SV_FlushBroadcastMessages(); -} - -/* -================== -SV_StartSound - -Each entity can have eight independant sound sources, like voice, -weapon, feet, etc. - -Channel 0 is an auto-allocate channel, the others override anything -already running on that entity/channel pair. - -An attenuation of 0 will play full volume everywhere in the level. -Larger attenuations will drop off. (max 4 attenuation) - -================== -*/ -void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int nvolume, float attenuation, qbool reliable, float speed) -{ - prvm_prog_t *prog = SVVM_prog; - sizebuf_t *dest; - int sound_num, field_mask, i, ent, speed4000; - - dest = (reliable ? &sv.reliable_datagram : &sv.datagram); - - if (nvolume < 0 || nvolume > 255) - { - Con_Printf ("SV_StartSound: volume = %i\n", nvolume); - return; - } - - if (attenuation < 0 || attenuation > 4) - { - Con_Printf ("SV_StartSound: attenuation = %f\n", attenuation); - return; - } - - if (!IS_CHAN(channel)) - { - Con_Printf ("SV_StartSound: channel = %i\n", channel); - return; - } - - channel = CHAN_ENGINE2NET(channel); - - if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21) - return; - -// find precache number for sound - sound_num = SV_SoundIndex(sample, 1); - if (!sound_num) - return; - - ent = PRVM_NUM_FOR_EDICT(entity); - - speed4000 = (int)floor(speed * 4000.0f + 0.5f); - field_mask = 0; - if (nvolume != DEFAULT_SOUND_PACKET_VOLUME) - field_mask |= SND_VOLUME; - if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION) - field_mask |= SND_ATTENUATION; - if (speed4000 && speed4000 != 4000) - field_mask |= SND_SPEEDUSHORT4000; - if (ent >= 8192 || channel < 0 || channel > 7) - field_mask |= SND_LARGEENTITY; - if (sound_num >= 256) - field_mask |= SND_LARGESOUND; - -// directed messages go only to the entity they are targeted on - MSG_WriteByte (dest, svc_sound); - MSG_WriteByte (dest, field_mask); - if (field_mask & SND_VOLUME) - MSG_WriteByte (dest, nvolume); - if (field_mask & SND_ATTENUATION) - MSG_WriteByte (dest, (int)(attenuation*64)); - if (field_mask & SND_SPEEDUSHORT4000) - MSG_WriteShort (dest, speed4000); - if (field_mask & SND_LARGEENTITY) - { - MSG_WriteShort (dest, ent); - MSG_WriteChar (dest, channel); - } - else - MSG_WriteShort (dest, (ent<<3) | channel); - if ((field_mask & SND_LARGESOUND) || sv.protocol == PROTOCOL_NEHAHRABJP2) - MSG_WriteShort (dest, sound_num); - else - MSG_WriteByte (dest, sound_num); - for (i = 0;i < 3;i++) - MSG_WriteCoord (dest, PRVM_serveredictvector(entity, origin)[i]+0.5*(PRVM_serveredictvector(entity, mins)[i]+PRVM_serveredictvector(entity, maxs)[i]), sv.protocol); - - // TODO do we have to do anything here when dest is &sv.reliable_datagram? - if(!reliable) - SV_FlushBroadcastMessages(); -} - -/* -================== -SV_StartPointSound - -Nearly the same logic as SV_StartSound, except an origin -instead of an entity is provided and channel is omitted. - -The entity sent to the client is 0 (world) and the channel -is 0 (CHAN_AUTO). SND_LARGEENTITY will never occur in this -function, therefore the check for it is omitted. - -================== -*/ -void SV_StartPointSound (vec3_t origin, const char *sample, int nvolume, float attenuation, float speed) -{ - int sound_num, field_mask, i, speed4000; - - if (nvolume < 0 || nvolume > 255) - { - Con_Printf ("SV_StartPointSound: volume = %i\n", nvolume); - return; - } - - if (attenuation < 0 || attenuation > 4) - { - Con_Printf ("SV_StartPointSound: attenuation = %f\n", attenuation); - return; - } - - if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21) - return; - - // find precache number for sound - sound_num = SV_SoundIndex(sample, 1); - if (!sound_num) - return; - - speed4000 = (int)(speed * 40.0f); - field_mask = 0; - if (nvolume != DEFAULT_SOUND_PACKET_VOLUME) - field_mask |= SND_VOLUME; - if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION) - field_mask |= SND_ATTENUATION; - if (sound_num >= 256) - field_mask |= SND_LARGESOUND; - if (speed4000 && speed4000 != 4000) - field_mask |= SND_SPEEDUSHORT4000; - -// directed messages go only to the entity they are targeted on - MSG_WriteByte (&sv.datagram, svc_sound); - MSG_WriteByte (&sv.datagram, field_mask); - if (field_mask & SND_VOLUME) - MSG_WriteByte (&sv.datagram, nvolume); - if (field_mask & SND_ATTENUATION) - MSG_WriteByte (&sv.datagram, (int)(attenuation*64)); - if (field_mask & SND_SPEEDUSHORT4000) - MSG_WriteShort (&sv.datagram, speed4000); - // Always write entnum 0 for the world entity - MSG_WriteShort (&sv.datagram, (0<<3) | 0); - if (field_mask & SND_LARGESOUND) - MSG_WriteShort (&sv.datagram, sound_num); - else - MSG_WriteByte (&sv.datagram, sound_num); - for (i = 0;i < 3;i++) - MSG_WriteCoord (&sv.datagram, origin[i], sv.protocol); - SV_FlushBroadcastMessages(); -} - /* ============================================================================== @@ -1280,1496 +1047,6 @@ void SV_DropClient(qbool crash) } } -/* -=============================================================================== - -FRAME UPDATES - -=============================================================================== -*/ - -/* -============================================================================= - -The PVS must include a small area around the client to allow head bobbing -or other small motion on the client side. Otherwise, a bob might cause an -entity that should be visible to not show up, especially when the bob -crosses a waterline. - -============================================================================= -*/ - -static qbool SV_PrepareEntityForSending (prvm_edict_t *ent, entity_state_t *cs, int enumber) -{ - prvm_prog_t *prog = SVVM_prog; - int i; - unsigned int sendflags; - unsigned int version; - unsigned int modelindex, effects, flags, glowsize, lightstyle, lightpflags, light[4], specialvisibilityradius; - unsigned int customizeentityforclient; - unsigned int sendentity; - float f; - prvm_vec_t *v; - vec3_t cullmins, cullmaxs; - dp_model_t *model; - - // fast path for games that do not use legacy entity networking - // note: still networks clients even if they are legacy - sendentity = PRVM_serveredictfunction(ent, SendEntity); - if (sv_onlycsqcnetworking.integer && !sendentity && enumber > svs.maxclients) - return false; - - // this 2 billion unit check is actually to detect NAN origins - // (we really don't want to send those) - if (!(VectorLength2(PRVM_serveredictvector(ent, origin)) < 2000000000.0*2000000000.0)) - return false; - - // EF_NODRAW prevents sending for any reason except for your own - // client, so we must keep all clients in this superset - effects = (unsigned)PRVM_serveredictfloat(ent, effects); - - // we can omit invisible entities with no effects that are not clients - // LadyHavoc: this could kill tags attached to an invisible entity, I - // just hope we never have to support that case - i = (int)PRVM_serveredictfloat(ent, modelindex); - modelindex = (i >= 1 && i < MAX_MODELS && PRVM_serveredictstring(ent, model) && *PRVM_GetString(prog, PRVM_serveredictstring(ent, model)) && sv.models[i]) ? i : 0; - - flags = 0; - i = (int)(PRVM_serveredictfloat(ent, glow_size) * 0.25f); - glowsize = (unsigned char)bound(0, i, 255); - if (PRVM_serveredictfloat(ent, glow_trail)) - flags |= RENDER_GLOWTRAIL; - if (PRVM_serveredictedict(ent, viewmodelforclient)) - flags |= RENDER_VIEWMODEL; - - v = PRVM_serveredictvector(ent, color); - f = v[0]*256; - light[0] = (unsigned short)bound(0, f, 65535); - f = v[1]*256; - light[1] = (unsigned short)bound(0, f, 65535); - f = v[2]*256; - light[2] = (unsigned short)bound(0, f, 65535); - f = PRVM_serveredictfloat(ent, light_lev); - light[3] = (unsigned short)bound(0, f, 65535); - lightstyle = (unsigned char)PRVM_serveredictfloat(ent, style); - lightpflags = (unsigned char)PRVM_serveredictfloat(ent, pflags); - - if (gamemode == GAME_TENEBRAE) - { - // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW - if (effects & 16) - { - effects &= ~16; - lightpflags |= PFLAGS_FULLDYNAMIC; - } - // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE - if (effects & 32) - { - effects &= ~32; - light[0] = (int)(0.2*256); - light[1] = (int)(1.0*256); - light[2] = (int)(0.2*256); - light[3] = 200; - lightpflags |= PFLAGS_FULLDYNAMIC; - } - } - - specialvisibilityradius = 0; - if (lightpflags & PFLAGS_FULLDYNAMIC) - specialvisibilityradius = max(specialvisibilityradius, light[3]); - if (glowsize) - specialvisibilityradius = max(specialvisibilityradius, glowsize * 4); - if (flags & RENDER_GLOWTRAIL) - specialvisibilityradius = max(specialvisibilityradius, 100); - if (effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST)) - { - if (effects & EF_BRIGHTFIELD) - specialvisibilityradius = max(specialvisibilityradius, 80); - if (effects & EF_MUZZLEFLASH) - specialvisibilityradius = max(specialvisibilityradius, 100); - if (effects & EF_BRIGHTLIGHT) - specialvisibilityradius = max(specialvisibilityradius, 400); - if (effects & EF_DIMLIGHT) - specialvisibilityradius = max(specialvisibilityradius, 200); - if (effects & EF_RED) - specialvisibilityradius = max(specialvisibilityradius, 200); - if (effects & EF_BLUE) - specialvisibilityradius = max(specialvisibilityradius, 200); - if (effects & EF_FLAME) - specialvisibilityradius = max(specialvisibilityradius, 250); - if (effects & EF_STARDUST) - specialvisibilityradius = max(specialvisibilityradius, 100); - } - - // early culling checks - // (final culling is done by SV_MarkWriteEntityStateToClient) - customizeentityforclient = PRVM_serveredictfunction(ent, customizeentityforclient); - if (!customizeentityforclient && enumber > svs.maxclients && (!modelindex && !specialvisibilityradius)) - return false; - - *cs = defaultstate; - cs->active = ACTIVE_NETWORK; - cs->number = enumber; - VectorCopy(PRVM_serveredictvector(ent, origin), cs->origin); - VectorCopy(PRVM_serveredictvector(ent, angles), cs->angles); - cs->flags = flags; - cs->effects = effects; - cs->colormap = (unsigned)PRVM_serveredictfloat(ent, colormap); - cs->modelindex = modelindex; - cs->skin = (unsigned)PRVM_serveredictfloat(ent, skin); - cs->frame = (unsigned)PRVM_serveredictfloat(ent, frame); - cs->viewmodelforclient = PRVM_serveredictedict(ent, viewmodelforclient); - cs->exteriormodelforclient = PRVM_serveredictedict(ent, exteriormodeltoclient); - cs->nodrawtoclient = PRVM_serveredictedict(ent, nodrawtoclient); - cs->drawonlytoclient = PRVM_serveredictedict(ent, drawonlytoclient); - cs->customizeentityforclient = customizeentityforclient; - cs->tagentity = PRVM_serveredictedict(ent, tag_entity); - cs->tagindex = (unsigned char)PRVM_serveredictfloat(ent, tag_index); - cs->glowsize = glowsize; - cs->traileffectnum = PRVM_serveredictfloat(ent, traileffectnum); - - // don't need to init cs->colormod because the defaultstate did that for us - //cs->colormod[0] = cs->colormod[1] = cs->colormod[2] = 32; - v = PRVM_serveredictvector(ent, colormod); - if (VectorLength2(v)) - { - i = (int)(v[0] * 32.0f);cs->colormod[0] = bound(0, i, 255); - i = (int)(v[1] * 32.0f);cs->colormod[1] = bound(0, i, 255); - i = (int)(v[2] * 32.0f);cs->colormod[2] = bound(0, i, 255); - } - - // don't need to init cs->glowmod because the defaultstate did that for us - //cs->glowmod[0] = cs->glowmod[1] = cs->glowmod[2] = 32; - v = PRVM_serveredictvector(ent, glowmod); - if (VectorLength2(v)) - { - i = (int)(v[0] * 32.0f);cs->glowmod[0] = bound(0, i, 255); - i = (int)(v[1] * 32.0f);cs->glowmod[1] = bound(0, i, 255); - i = (int)(v[2] * 32.0f);cs->glowmod[2] = bound(0, i, 255); - } - - cs->modelindex = modelindex; - - cs->alpha = 255; - f = (PRVM_serveredictfloat(ent, alpha) * 255.0f); - if (f) - { - i = (int)f; - cs->alpha = (unsigned char)bound(0, i, 255); - } - // halflife - f = (PRVM_serveredictfloat(ent, renderamt)); - if (f) - { - i = (int)f; - cs->alpha = (unsigned char)bound(0, i, 255); - } - - cs->scale = 16; - f = (PRVM_serveredictfloat(ent, scale) * 16.0f); - if (f) - { - i = (int)f; - cs->scale = (unsigned char)bound(0, i, 255); - } - - cs->glowcolor = 254; - f = PRVM_serveredictfloat(ent, glow_color); - if (f) - cs->glowcolor = (int)f; - - if (PRVM_serveredictfloat(ent, fullbright)) - cs->effects |= EF_FULLBRIGHT; - - f = PRVM_serveredictfloat(ent, modelflags); - if (f) - cs->effects |= ((unsigned int)f & 0xff) << 24; - - if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_STEP) - cs->flags |= RENDER_STEP; - if (cs->number != sv.writeentitiestoclient_cliententitynumber && (cs->effects & EF_LOWPRECISION) && cs->origin[0] >= -32768 && cs->origin[1] >= -32768 && cs->origin[2] >= -32768 && cs->origin[0] <= 32767 && cs->origin[1] <= 32767 && cs->origin[2] <= 32767) - cs->flags |= RENDER_LOWPRECISION; - if (PRVM_serveredictfloat(ent, colormap) >= 1024) - cs->flags |= RENDER_COLORMAPPED; - if (cs->viewmodelforclient) - cs->flags |= RENDER_VIEWMODEL; // show relative to the view - - if (PRVM_serveredictfloat(ent, sendcomplexanimation)) - { - cs->flags |= RENDER_COMPLEXANIMATION; - if (PRVM_serveredictfloat(ent, skeletonindex) >= 1) - cs->skeletonobject = ent->priv.server->skeleton; - cs->framegroupblend[0].frame = PRVM_serveredictfloat(ent, frame); - cs->framegroupblend[1].frame = PRVM_serveredictfloat(ent, frame2); - cs->framegroupblend[2].frame = PRVM_serveredictfloat(ent, frame3); - cs->framegroupblend[3].frame = PRVM_serveredictfloat(ent, frame4); - cs->framegroupblend[0].start = PRVM_serveredictfloat(ent, frame1time); - cs->framegroupblend[1].start = PRVM_serveredictfloat(ent, frame2time); - cs->framegroupblend[2].start = PRVM_serveredictfloat(ent, frame3time); - cs->framegroupblend[3].start = PRVM_serveredictfloat(ent, frame4time); - cs->framegroupblend[1].lerp = PRVM_serveredictfloat(ent, lerpfrac); - cs->framegroupblend[2].lerp = PRVM_serveredictfloat(ent, lerpfrac3); - cs->framegroupblend[3].lerp = PRVM_serveredictfloat(ent, lerpfrac4); - cs->framegroupblend[0].lerp = 1.0f - cs->framegroupblend[1].lerp - cs->framegroupblend[2].lerp - cs->framegroupblend[3].lerp; - cs->frame = 0; // don't need the legacy frame - } - - cs->light[0] = light[0]; - cs->light[1] = light[1]; - cs->light[2] = light[2]; - cs->light[3] = light[3]; - cs->lightstyle = lightstyle; - cs->lightpflags = lightpflags; - - cs->specialvisibilityradius = specialvisibilityradius; - - // calculate the visible box of this entity (don't use the physics box - // as that is often smaller than a model, and would not count - // specialvisibilityradius) - if ((model = SV_GetModelByIndex(modelindex)) && (model->type != mod_null)) - { - float scale = cs->scale * (1.0f / 16.0f); - if (cs->angles[0] || cs->angles[2]) // pitch and roll - { - VectorMA(cs->origin, scale, model->rotatedmins, cullmins); - VectorMA(cs->origin, scale, model->rotatedmaxs, cullmaxs); - } - else if (cs->angles[1] || ((effects | model->effects) & EF_ROTATE)) - { - VectorMA(cs->origin, scale, model->yawmins, cullmins); - VectorMA(cs->origin, scale, model->yawmaxs, cullmaxs); - } - else - { - VectorMA(cs->origin, scale, model->normalmins, cullmins); - VectorMA(cs->origin, scale, model->normalmaxs, cullmaxs); - } - } - else - { - // if there is no model (or it could not be loaded), use the physics box - VectorAdd(cs->origin, PRVM_serveredictvector(ent, mins), cullmins); - VectorAdd(cs->origin, PRVM_serveredictvector(ent, maxs), cullmaxs); - } - if (specialvisibilityradius) - { - cullmins[0] = min(cullmins[0], cs->origin[0] - specialvisibilityradius); - cullmins[1] = min(cullmins[1], cs->origin[1] - specialvisibilityradius); - cullmins[2] = min(cullmins[2], cs->origin[2] - specialvisibilityradius); - cullmaxs[0] = max(cullmaxs[0], cs->origin[0] + specialvisibilityradius); - cullmaxs[1] = max(cullmaxs[1], cs->origin[1] + specialvisibilityradius); - cullmaxs[2] = max(cullmaxs[2], cs->origin[2] + specialvisibilityradius); - } - - // calculate center of bbox for network prioritization purposes - VectorMAM(0.5f, cullmins, 0.5f, cullmaxs, cs->netcenter); - - // if culling box has moved, update pvs cluster links - if (!VectorCompare(cullmins, ent->priv.server->cullmins) || !VectorCompare(cullmaxs, ent->priv.server->cullmaxs)) - { - VectorCopy(cullmins, ent->priv.server->cullmins); - VectorCopy(cullmaxs, ent->priv.server->cullmaxs); - // a value of -1 for pvs_numclusters indicates that the links are not - // cached, and should be re-tested each time, this is the case if the - // culling box touches too many pvs clusters to store, or if the world - // model does not support FindBoxClusters - ent->priv.server->pvs_numclusters = -1; - if (sv.worldmodel && sv.worldmodel->brush.FindBoxClusters) - { - i = sv.worldmodel->brush.FindBoxClusters(sv.worldmodel, cullmins, cullmaxs, MAX_ENTITYCLUSTERS, ent->priv.server->pvs_clusterlist); - if (i <= MAX_ENTITYCLUSTERS) - ent->priv.server->pvs_numclusters = i; - } - } - - // we need to do some csqc entity upkeep here - // get self.SendFlags and clear them - // (to let the QC know that they've been read) - if (sendentity) - { - sendflags = (unsigned int)PRVM_serveredictfloat(ent, SendFlags); - PRVM_serveredictfloat(ent, SendFlags) = 0; - // legacy self.Version system - if ((version = (unsigned int)PRVM_serveredictfloat(ent, Version))) - { - if (sv.csqcentityversion[enumber] != version) - sendflags = 0xFFFFFF; - sv.csqcentityversion[enumber] = version; - } - // move sendflags into the per-client sendflags - if (sendflags) - for (i = 0;i < svs.maxclients;i++) - svs.clients[i].csqcentitysendflags[enumber] |= sendflags; - // mark it as inactive for non-csqc networking - cs->active = ACTIVE_SHARED; - } - - return true; -} - -static void SV_PrepareEntitiesForSending(void) -{ - prvm_prog_t *prog = SVVM_prog; - int e; - prvm_edict_t *ent; - // send all entities that touch the pvs - sv.numsendentities = 0; - sv.sendentitiesindex[0] = NULL; - memset(sv.sendentitiesindex, 0, prog->num_edicts * sizeof(*sv.sendentitiesindex)); - for (e = 1, ent = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ent = PRVM_NEXT_EDICT(ent)) - { - if (!ent->priv.server->free && SV_PrepareEntityForSending(ent, sv.sendentities + sv.numsendentities, e)) - { - sv.sendentitiesindex[e] = sv.sendentities + sv.numsendentities; - sv.numsendentities++; - } - } -} - -#define MAX_LINEOFSIGHTTRACES 64 - -qbool SV_CanSeeBox(int numtraces, vec_t eyejitter, vec_t enlarge, vec_t entboxexpand, vec3_t eye, vec3_t entboxmins, vec3_t entboxmaxs) -{ - prvm_prog_t *prog = SVVM_prog; - float pitchsign; - float alpha; - float starttransformed[3], endtransformed[3]; - float boxminstransformed[3], boxmaxstransformed[3]; - float localboxcenter[3], localboxextents[3], localboxmins[3], localboxmaxs[3]; - int blocked = 0; - int traceindex; - int originalnumtouchedicts; - int numtouchedicts = 0; - int touchindex; - matrix4x4_t matrix, imatrix; - dp_model_t *model; - prvm_edict_t *touch; - static prvm_edict_t *touchedicts[MAX_EDICTS]; - vec3_t eyemins, eyemaxs, start; - vec3_t boxmins, boxmaxs; - vec3_t clipboxmins, clipboxmaxs; - vec3_t endpoints[MAX_LINEOFSIGHTTRACES]; - - numtraces = min(numtraces, MAX_LINEOFSIGHTTRACES); - - // jitter the eye location within this box - eyemins[0] = eye[0] - eyejitter; - eyemaxs[0] = eye[0] + eyejitter; - eyemins[1] = eye[1] - eyejitter; - eyemaxs[1] = eye[1] + eyejitter; - eyemins[2] = eye[2] - eyejitter; - eyemaxs[2] = eye[2] + eyejitter; - // expand the box a little - boxmins[0] = (enlarge+1) * entboxmins[0] - enlarge * entboxmaxs[0] - entboxexpand; - boxmaxs[0] = (enlarge+1) * entboxmaxs[0] - enlarge * entboxmins[0] + entboxexpand; - boxmins[1] = (enlarge+1) * entboxmins[1] - enlarge * entboxmaxs[1] - entboxexpand; - boxmaxs[1] = (enlarge+1) * entboxmaxs[1] - enlarge * entboxmins[1] + entboxexpand; - boxmins[2] = (enlarge+1) * entboxmins[2] - enlarge * entboxmaxs[2] - entboxexpand; - boxmaxs[2] = (enlarge+1) * entboxmaxs[2] - enlarge * entboxmins[2] + entboxexpand; - - VectorMAM(0.5f, boxmins, 0.5f, boxmaxs, endpoints[0]); - for (traceindex = 1;traceindex < numtraces;traceindex++) - VectorSet(endpoints[traceindex], lhrandom(boxmins[0], boxmaxs[0]), lhrandom(boxmins[1], boxmaxs[1]), lhrandom(boxmins[2], boxmaxs[2])); - - // calculate sweep box for the entire swarm of traces - VectorCopy(eyemins, clipboxmins); - VectorCopy(eyemaxs, clipboxmaxs); - for (traceindex = 0;traceindex < numtraces;traceindex++) - { - clipboxmins[0] = min(clipboxmins[0], endpoints[traceindex][0]); - clipboxmins[1] = min(clipboxmins[1], endpoints[traceindex][1]); - clipboxmins[2] = min(clipboxmins[2], endpoints[traceindex][2]); - clipboxmaxs[0] = max(clipboxmaxs[0], endpoints[traceindex][0]); - clipboxmaxs[1] = max(clipboxmaxs[1], endpoints[traceindex][1]); - clipboxmaxs[2] = max(clipboxmaxs[2], endpoints[traceindex][2]); - } - - // get the list of entities in the sweep box - if (sv_cullentities_trace_entityocclusion.integer) - numtouchedicts = SV_EntitiesInBox(clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts); - if (numtouchedicts > MAX_EDICTS) - { - // this never happens - Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS); - numtouchedicts = MAX_EDICTS; - } - // iterate the entities found in the sweep box and filter them - originalnumtouchedicts = numtouchedicts; - numtouchedicts = 0; - for (touchindex = 0;touchindex < originalnumtouchedicts;touchindex++) - { - touch = touchedicts[touchindex]; - if (PRVM_serveredictfloat(touch, solid) != SOLID_BSP) - continue; - model = SV_GetModelFromEdict(touch); - if (!model || !model->brush.TraceLineOfSight) - continue; - // skip obviously transparent entities - alpha = PRVM_serveredictfloat(touch, alpha); - if (alpha && alpha < 1) - continue; - if ((int)PRVM_serveredictfloat(touch, effects) & EF_ADDITIVE) - continue; - touchedicts[numtouchedicts++] = touch; - } - - // now that we have a filtered list of "interesting" entities, fire each - // ray against all of them, this gives us an early-out case when something - // is visible (which it often is) - - for (traceindex = 0;traceindex < numtraces;traceindex++) - { - VectorSet(start, lhrandom(eyemins[0], eyemaxs[0]), lhrandom(eyemins[1], eyemaxs[1]), lhrandom(eyemins[2], eyemaxs[2])); - // check world occlusion - if (sv.worldmodel && sv.worldmodel->brush.TraceLineOfSight) - if (!sv.worldmodel->brush.TraceLineOfSight(sv.worldmodel, start, endpoints[traceindex], boxmins, boxmaxs)) - continue; - for (touchindex = 0;touchindex < numtouchedicts;touchindex++) - { - touch = touchedicts[touchindex]; - model = SV_GetModelFromEdict(touch); - if(model && model->brush.TraceLineOfSight) - { - // get the entity matrix - pitchsign = SV_GetPitchSign(prog, touch); - Matrix4x4_CreateFromQuakeEntity(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2], pitchsign * PRVM_serveredictvector(touch, angles)[0], PRVM_serveredictvector(touch, angles)[1], PRVM_serveredictvector(touch, angles)[2], 1); - Matrix4x4_Invert_Simple(&imatrix, &matrix); - // see if the ray hits this entity - Matrix4x4_Transform(&imatrix, start, starttransformed); - Matrix4x4_Transform(&imatrix, endpoints[traceindex], endtransformed); - Matrix4x4_Transform(&imatrix, boxmins, boxminstransformed); - Matrix4x4_Transform(&imatrix, boxmaxs, boxmaxstransformed); - // transform the AABB to local space - VectorMAM(0.5f, boxminstransformed, 0.5f, boxmaxstransformed, localboxcenter); - localboxextents[0] = fabs(boxmaxstransformed[0] - localboxcenter[0]); - localboxextents[1] = fabs(boxmaxstransformed[1] - localboxcenter[1]); - localboxextents[2] = fabs(boxmaxstransformed[2] - localboxcenter[2]); - localboxmins[0] = localboxcenter[0] - localboxextents[0]; - localboxmins[1] = localboxcenter[1] - localboxextents[1]; - localboxmins[2] = localboxcenter[2] - localboxextents[2]; - localboxmaxs[0] = localboxcenter[0] + localboxextents[0]; - localboxmaxs[1] = localboxcenter[1] + localboxextents[1]; - localboxmaxs[2] = localboxcenter[2] + localboxextents[2]; - if (!model->brush.TraceLineOfSight(model, starttransformed, endtransformed, localboxmins, localboxmaxs)) - { - blocked++; - break; - } - } - } - // check if the ray was blocked - if (touchindex < numtouchedicts) - continue; - // return if the ray was not blocked - return true; - } - - // no rays survived - return false; -} - -static void SV_MarkWriteEntityStateToClient(entity_state_t *s) -{ - prvm_prog_t *prog = SVVM_prog; - int isbmodel; - dp_model_t *model; - prvm_edict_t *ed; - if (sv.sententitiesconsideration[s->number] == sv.sententitiesmark) - return; - sv.sententitiesconsideration[s->number] = sv.sententitiesmark; - sv.writeentitiestoclient_stats_totalentities++; - - if (s->customizeentityforclient) - { - PRVM_serverglobalfloat(time) = sv.time; - PRVM_serverglobaledict(self) = s->number; - PRVM_serverglobaledict(other) = sv.writeentitiestoclient_cliententitynumber; - prog->ExecuteProgram(prog, s->customizeentityforclient, "customizeentityforclient: NULL function"); - if(!PRVM_G_FLOAT(OFS_RETURN) || !SV_PrepareEntityForSending(PRVM_EDICT_NUM(s->number), s, s->number)) - return; - } - - // never reject player - if (s->number != sv.writeentitiestoclient_cliententitynumber) - { - // check various rejection conditions - if (s->nodrawtoclient == sv.writeentitiestoclient_cliententitynumber) - return; - if (s->drawonlytoclient && s->drawonlytoclient != sv.writeentitiestoclient_cliententitynumber) - return; - if (s->effects & EF_NODRAW) - return; - // LadyHavoc: only send entities with a model or important effects - if (!s->modelindex && s->specialvisibilityradius == 0) - return; - - isbmodel = (model = SV_GetModelByIndex(s->modelindex)) != NULL && model->name[0] == '*'; - // viewmodels don't have visibility checking - if (s->viewmodelforclient) - { - if (s->viewmodelforclient != sv.writeentitiestoclient_cliententitynumber) - return; - } - else if (s->tagentity) - { - // tag attached entities simply check their parent - if (!sv.sendentitiesindex[s->tagentity]) - return; - SV_MarkWriteEntityStateToClient(sv.sendentitiesindex[s->tagentity]); - if (sv.sententities[s->tagentity] != sv.sententitiesmark) - return; - } - // always send world submodels in newer protocols because they don't - // generate much traffic (in old protocols they hog bandwidth) - // but only if sv_cullentities_nevercullbmodels is off - else if (!(s->effects & EF_NODEPTHTEST) && (!isbmodel || !sv_cullentities_nevercullbmodels.integer || sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE)) - { - // entity has survived every check so far, check if visible - ed = PRVM_EDICT_NUM(s->number); - - // if not touching a visible leaf - if (sv_cullentities_pvs.integer && !r_novis.integer && !r_trippy.integer && sv.writeentitiestoclient_pvsbytes) - { - if (ed->priv.server->pvs_numclusters < 0) - { - // entity too big for clusters list - if (sv.worldmodel && sv.worldmodel->brush.BoxTouchingPVS && !sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, sv.writeentitiestoclient_pvs, ed->priv.server->cullmins, ed->priv.server->cullmaxs)) - { - sv.writeentitiestoclient_stats_culled_pvs++; - return; - } - } - else - { - int i; - // check cached clusters list - for (i = 0;i < ed->priv.server->pvs_numclusters;i++) - if (CHECKPVSBIT(sv.writeentitiestoclient_pvs, ed->priv.server->pvs_clusterlist[i])) - break; - if (i == ed->priv.server->pvs_numclusters) - { - sv.writeentitiestoclient_stats_culled_pvs++; - return; - } - } - } - - // or not seen by random tracelines - if (sv_cullentities_trace.integer && !isbmodel && sv.worldmodel && sv.worldmodel->brush.TraceLineOfSight && !r_trippy.integer) - { - int samples = - s->number <= svs.maxclients - ? sv_cullentities_trace_samples_players.integer - : - s->specialvisibilityradius - ? sv_cullentities_trace_samples_extra.integer - : sv_cullentities_trace_samples.integer; - float enlarge = sv_cullentities_trace_enlarge.value; - - if(samples > 0) - { - int eyeindex; - for (eyeindex = 0;eyeindex < sv.writeentitiestoclient_numeyes;eyeindex++) - if(SV_CanSeeBox(samples, sv_cullentities_trace_eyejitter.value, enlarge, sv_cullentities_trace_expand.value, sv.writeentitiestoclient_eyes[eyeindex], ed->priv.server->cullmins, ed->priv.server->cullmaxs)) - break; - if(eyeindex < sv.writeentitiestoclient_numeyes) - svs.clients[sv.writeentitiestoclient_clientnumber].visibletime[s->number] = - host.realtime + ( - s->number <= svs.maxclients - ? sv_cullentities_trace_delay_players.value - : sv_cullentities_trace_delay.value - ); - else if (host.realtime > svs.clients[sv.writeentitiestoclient_clientnumber].visibletime[s->number]) - { - sv.writeentitiestoclient_stats_culled_trace++; - return; - } - } - } - } - } - - // this just marks it for sending - // FIXME: it would be more efficient to send here, but the entity - // compressor isn't that flexible - sv.writeentitiestoclient_stats_visibleentities++; - sv.sententities[s->number] = sv.sententitiesmark; -} - -#if MAX_LEVELNETWORKEYES > 0 -#define MAX_EYE_RECURSION 1 // increase if recursion gets supported by portals -static void SV_AddCameraEyes(void) -{ - prvm_prog_t *prog = SVVM_prog; - int e, i, j, k; - prvm_edict_t *ed; - static int cameras[MAX_LEVELNETWORKEYES]; - static vec3_t camera_origins[MAX_LEVELNETWORKEYES]; - static int eye_levels[MAX_CLIENTNETWORKEYES]; - int n_cameras = 0; - vec3_t mi, ma; - - for(i = 0; i < sv.writeentitiestoclient_numeyes; ++i) - eye_levels[i] = 0; - - // check line of sight to portal entities and add them to PVS - for (e = 1, ed = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ed = PRVM_NEXT_EDICT(ed)) - { - if (!ed->priv.server->free) - { - if(PRVM_serveredictfunction(ed, camera_transform)) - { - PRVM_serverglobalfloat(time) = sv.time; - PRVM_serverglobaledict(self) = e; - PRVM_serverglobaledict(other) = sv.writeentitiestoclient_cliententitynumber; - VectorCopy(sv.writeentitiestoclient_eyes[0], PRVM_serverglobalvector(trace_endpos)); - VectorCopy(sv.writeentitiestoclient_eyes[0], PRVM_G_VECTOR(OFS_PARM0)); - VectorClear(PRVM_G_VECTOR(OFS_PARM1)); - prog->ExecuteProgram(prog, PRVM_serveredictfunction(ed, camera_transform), "QC function e.camera_transform is missing"); - if(!VectorCompare(PRVM_serverglobalvector(trace_endpos), sv.writeentitiestoclient_eyes[0])) - { - VectorCopy(PRVM_serverglobalvector(trace_endpos), camera_origins[n_cameras]); - cameras[n_cameras] = e; - ++n_cameras; - if(n_cameras >= MAX_LEVELNETWORKEYES) - break; - } - } - } - } - - if(!n_cameras) - return; - - // i is loop counter, is reset to 0 when an eye got added - // j is camera index to check - for(i = 0, j = 0; sv.writeentitiestoclient_numeyes < MAX_CLIENTNETWORKEYES && i < n_cameras; ++i, ++j, j %= n_cameras) - { - if(!cameras[j]) - continue; - ed = PRVM_EDICT_NUM(cameras[j]); - VectorAdd(PRVM_serveredictvector(ed, origin), PRVM_serveredictvector(ed, mins), mi); - VectorAdd(PRVM_serveredictvector(ed, origin), PRVM_serveredictvector(ed, maxs), ma); - for(k = 0; k < sv.writeentitiestoclient_numeyes; ++k) - if(eye_levels[k] <= MAX_EYE_RECURSION) - { - if(SV_CanSeeBox(sv_cullentities_trace_samples.integer, sv_cullentities_trace_eyejitter.value, sv_cullentities_trace_enlarge.value, sv_cullentities_trace_expand.value, sv.writeentitiestoclient_eyes[k], mi, ma)) - { - eye_levels[sv.writeentitiestoclient_numeyes] = eye_levels[k] + 1; - VectorCopy(camera_origins[j], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]); - // Con_Printf("added eye %d: %f %f %f because we can see %f %f %f .. %f %f %f from eye %d\n", j, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes][0], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes][1], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes][2], mi[0], mi[1], mi[2], ma[0], ma[1], ma[2], k); - sv.writeentitiestoclient_numeyes++; - cameras[j] = 0; - i = 0; - break; - } - } - } -} -#else -void SV_AddCameraEyes(void) -{ -} -#endif - -static void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *msg, int maxsize) -{ - prvm_prog_t *prog = SVVM_prog; - qbool need_empty = false; - int i, numsendstates, numcsqcsendstates; - entity_state_t *s; - prvm_edict_t *camera; - qbool success; - vec3_t eye; - - // if there isn't enough space to accomplish anything, skip it - if (msg->cursize + 25 > maxsize) - return; - - sv.writeentitiestoclient_msg = msg; - sv.writeentitiestoclient_clientnumber = client - svs.clients; - - sv.writeentitiestoclient_stats_culled_pvs = 0; - sv.writeentitiestoclient_stats_culled_trace = 0; - sv.writeentitiestoclient_stats_visibleentities = 0; - sv.writeentitiestoclient_stats_totalentities = 0; - sv.writeentitiestoclient_numeyes = 0; - - // get eye location - sv.writeentitiestoclient_cliententitynumber = PRVM_EDICT_TO_PROG(clent); // LadyHavoc: for comparison purposes - camera = PRVM_EDICT_NUM( client->clientcamera ); - VectorAdd(PRVM_serveredictvector(camera, origin), PRVM_serveredictvector(clent, view_ofs), eye); - sv.writeentitiestoclient_pvsbytes = 0; - // get the PVS values for the eye location, later FatPVS calls will merge - if (sv.worldmodel && sv.worldmodel->brush.FatPVS) - sv.writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, eye, 8, sv.writeentitiestoclient_pvs, sizeof(sv.writeentitiestoclient_pvs), sv.writeentitiestoclient_pvsbytes != 0); - - // add the eye to a list for SV_CanSeeBox tests - VectorCopy(eye, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]); - sv.writeentitiestoclient_numeyes++; - - // calculate predicted eye origin for SV_CanSeeBox tests - if (sv_cullentities_trace_prediction.integer) - { - vec_t predtime = bound(0, host_client->ping, sv_cullentities_trace_prediction_time.value); - vec3_t predeye; - VectorMA(eye, predtime, PRVM_serveredictvector(camera, velocity), predeye); - if (SV_CanSeeBox(1, 0, 0, 0, eye, predeye, predeye)) - { - VectorCopy(predeye, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]); - sv.writeentitiestoclient_numeyes++; - } - //if (!sv.writeentitiestoclient_useprediction) - // Con_DPrintf("Trying to walk into solid in a pingtime... not predicting for culling\n"); - } - - SV_AddCameraEyes(); - - // build PVS from the new eyes - if (sv.worldmodel && sv.worldmodel->brush.FatPVS) - for(i = 1; i < sv.writeentitiestoclient_numeyes; ++i) - sv.writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, sv.writeentitiestoclient_eyes[i], 8, sv.writeentitiestoclient_pvs, sizeof(sv.writeentitiestoclient_pvs), sv.writeentitiestoclient_pvsbytes != 0); - - sv.sententitiesmark++; - - for (i = 0;i < sv.numsendentities;i++) - SV_MarkWriteEntityStateToClient(sv.sendentities + i); - - numsendstates = 0; - numcsqcsendstates = 0; - for (i = 0;i < sv.numsendentities;i++) - { - s = &sv.sendentities[i]; - if (sv.sententities[s->number] == sv.sententitiesmark) - { - if(s->active == ACTIVE_NETWORK) - { - if (s->exteriormodelforclient) - { - if (s->exteriormodelforclient == sv.writeentitiestoclient_cliententitynumber) - s->flags |= RENDER_EXTERIORMODEL; - else - s->flags &= ~RENDER_EXTERIORMODEL; - } - sv.writeentitiestoclient_sendstates[numsendstates++] = s; - } - else if(sv.sendentities[i].active == ACTIVE_SHARED) - sv.writeentitiestoclient_csqcsendstates[numcsqcsendstates++] = s->number; - else - Con_Printf("entity %d is in sv.sendentities and marked, but not active, please breakpoint me\n", s->number); - } - } - - if (sv_cullentities_stats.integer) - Con_Printf("client \"%s\" entities: %d total, %d visible, %d culled by: %d pvs %d trace\n", client->name, sv.writeentitiestoclient_stats_totalentities, sv.writeentitiestoclient_stats_visibleentities, sv.writeentitiestoclient_stats_culled_pvs + sv.writeentitiestoclient_stats_culled_trace, sv.writeentitiestoclient_stats_culled_pvs, sv.writeentitiestoclient_stats_culled_trace); - - if(client->entitydatabase5) - need_empty = EntityFrameCSQC_WriteFrame(msg, maxsize, numcsqcsendstates, sv.writeentitiestoclient_csqcsendstates, client->entitydatabase5->latestframenum + 1); - else - EntityFrameCSQC_WriteFrame(msg, maxsize, numcsqcsendstates, sv.writeentitiestoclient_csqcsendstates, 0); - - // force every 16th frame to be not empty (or cl_movement replay takes - // too long) - // BTW, this should normally not kick in any more due to the check - // below, except if the client stopped sending movement frames - if(client->num_skippedentityframes >= 16) - need_empty = true; - - // help cl_movement a bit more - if(client->movesequence != client->lastmovesequence) - need_empty = true; - client->lastmovesequence = client->movesequence; - - if (client->entitydatabase5) - success = EntityFrame5_WriteFrame(msg, maxsize, client->entitydatabase5, numsendstates, sv.writeentitiestoclient_sendstates, client - svs.clients + 1, client->movesequence, need_empty); - else if (client->entitydatabase4) - { - success = EntityFrame4_WriteFrame(msg, maxsize, client->entitydatabase4, numsendstates, sv.writeentitiestoclient_sendstates); - Protocol_WriteStatsReliable(); - } - else if (client->entitydatabase) - { - success = EntityFrame_WriteFrame(msg, maxsize, client->entitydatabase, numsendstates, sv.writeentitiestoclient_sendstates, client - svs.clients + 1); - Protocol_WriteStatsReliable(); - } - else - { - success = EntityFrameQuake_WriteFrame(msg, maxsize, numsendstates, sv.writeentitiestoclient_sendstates); - Protocol_WriteStatsReliable(); - } - - if(success) - client->num_skippedentityframes = 0; - else - ++client->num_skippedentityframes; -} - -/* -============= -SV_CleanupEnts - -============= -*/ -static void SV_CleanupEnts (void) -{ - prvm_prog_t *prog = SVVM_prog; - int e; - prvm_edict_t *ent; - - ent = PRVM_NEXT_EDICT(prog->edicts); - for (e=1 ; enum_edicts ; e++, ent = PRVM_NEXT_EDICT(ent)) - PRVM_serveredictfloat(ent, effects) = (int)PRVM_serveredictfloat(ent, effects) & ~EF_MUZZLEFLASH; -} - -/* -================== -SV_WriteClientdataToMessage - -================== -*/ -void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats) -{ - prvm_prog_t *prog = SVVM_prog; - int bits; - int i; - prvm_edict_t *other; - int items; - vec3_t punchvector; - int viewzoom; - const char *s; - float *statsf = (float *)stats; - float gravity; - -// -// send a damage message -// - if (PRVM_serveredictfloat(ent, dmg_take) || PRVM_serveredictfloat(ent, dmg_save)) - { - other = PRVM_PROG_TO_EDICT(PRVM_serveredictedict(ent, dmg_inflictor)); - MSG_WriteByte (msg, svc_damage); - MSG_WriteByte (msg, (int)PRVM_serveredictfloat(ent, dmg_save)); - MSG_WriteByte (msg, (int)PRVM_serveredictfloat(ent, dmg_take)); - for (i=0 ; i<3 ; i++) - MSG_WriteCoord (msg, PRVM_serveredictvector(other, origin)[i] + 0.5*(PRVM_serveredictvector(other, mins)[i] + PRVM_serveredictvector(other, maxs)[i]), sv.protocol); - - PRVM_serveredictfloat(ent, dmg_take) = 0; - PRVM_serveredictfloat(ent, dmg_save) = 0; - } - -// -// send the current viewpos offset from the view entity -// - SV_SetIdealPitch (); // how much to look up / down ideally - -// a fixangle might get lost in a dropped packet. Oh well. - if(PRVM_serveredictfloat(ent, fixangle)) - { - // angle fixing was requested by global thinking code... - // so store the current angles for later use - VectorCopy(PRVM_serveredictvector(ent, angles), host_client->fixangle_angles); - host_client->fixangle_angles_set = true; - - // and clear fixangle for the next frame - PRVM_serveredictfloat(ent, fixangle) = 0; - } - - if (host_client->fixangle_angles_set) - { - MSG_WriteByte (msg, svc_setangle); - for (i=0 ; i < 3 ; i++) - MSG_WriteAngle (msg, host_client->fixangle_angles[i], sv.protocol); - host_client->fixangle_angles_set = false; - } - - // the runes are in serverflags, pack them into the items value, also pack - // in the items2 value for mission pack huds - // (used only in the mission packs, which do not use serverflags) - items = (int)PRVM_serveredictfloat(ent, items) | ((int)PRVM_serveredictfloat(ent, items2) << 23) | ((int)PRVM_serverglobalfloat(serverflags) << 28); - - VectorCopy(PRVM_serveredictvector(ent, punchvector), punchvector); - - // cache weapon model name and index in client struct to save time - // (this search can be almost 1% of cpu time!) - s = PRVM_GetString(prog, PRVM_serveredictstring(ent, weaponmodel)); - if (strcmp(s, client->weaponmodel)) - { - strlcpy(client->weaponmodel, s, sizeof(client->weaponmodel)); - client->weaponmodelindex = SV_ModelIndex(s, 1); - } - - viewzoom = (int)(PRVM_serveredictfloat(ent, viewzoom) * 255.0f); - if (viewzoom == 0) - viewzoom = 255; - - bits = 0; - - if ((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND) - bits |= SU_ONGROUND; - if (PRVM_serveredictfloat(ent, waterlevel) >= 2) - bits |= SU_INWATER; - if (PRVM_serveredictfloat(ent, idealpitch)) - bits |= SU_IDEALPITCH; - - for (i=0 ; i<3 ; i++) - { - if (PRVM_serveredictvector(ent, punchangle)[i]) - bits |= (SU_PUNCH1<weaponmodelindex; - stats[STAT_HEALTH] = (int)PRVM_serveredictfloat(ent, health); - stats[STAT_AMMO] = (int)PRVM_serveredictfloat(ent, currentammo); - stats[STAT_SHELLS] = (int)PRVM_serveredictfloat(ent, ammo_shells); - stats[STAT_NAILS] = (int)PRVM_serveredictfloat(ent, ammo_nails); - stats[STAT_ROCKETS] = (int)PRVM_serveredictfloat(ent, ammo_rockets); - stats[STAT_CELLS] = (int)PRVM_serveredictfloat(ent, ammo_cells); - stats[STAT_ACTIVEWEAPON] = (int)PRVM_serveredictfloat(ent, weapon); - stats[STAT_VIEWZOOM] = viewzoom; - stats[STAT_TOTALSECRETS] = (int)PRVM_serverglobalfloat(total_secrets); - stats[STAT_TOTALMONSTERS] = (int)PRVM_serverglobalfloat(total_monsters); - // the QC bumps these itself by sending svc_'s, so we have to keep them - // zero or they'll be corrected by the engine - //stats[STAT_SECRETS] = PRVM_serverglobalfloat(found_secrets); - //stats[STAT_MONSTERS] = PRVM_serverglobalfloat(killed_monsters); - - if(!sv_gameplayfix_customstats.integer) - { - statsf[STAT_MOVEVARS_AIRACCEL_QW_STRETCHFACTOR] = sv_airaccel_qw_stretchfactor.value; - statsf[STAT_MOVEVARS_AIRCONTROL_PENALTY] = sv_aircontrol_penalty.value; - statsf[STAT_MOVEVARS_AIRSPEEDLIMIT_NONQW] = sv_airspeedlimit_nonqw.value; - statsf[STAT_MOVEVARS_AIRSTRAFEACCEL_QW] = sv_airstrafeaccel_qw.value; - statsf[STAT_MOVEVARS_AIRCONTROL_POWER] = sv_aircontrol_power.value; - // movement settings for prediction - // note: these are not sent in protocols with lower MAX_CL_STATS limits - stats[STAT_MOVEFLAGS] = MOVEFLAG_VALID - | (sv_gameplayfix_q2airaccelerate.integer ? MOVEFLAG_Q2AIRACCELERATE : 0) - | (sv_gameplayfix_nogravityonground.integer ? MOVEFLAG_NOGRAVITYONGROUND : 0) - | (sv_gameplayfix_gravityunaffectedbyticrate.integer ? MOVEFLAG_GRAVITYUNAFFECTEDBYTICRATE : 0) - ; - statsf[STAT_MOVEVARS_WARSOWBUNNY_AIRFORWARDACCEL] = sv_warsowbunny_airforwardaccel.value; - statsf[STAT_MOVEVARS_WARSOWBUNNY_ACCEL] = sv_warsowbunny_accel.value; - statsf[STAT_MOVEVARS_WARSOWBUNNY_TOPSPEED] = sv_warsowbunny_topspeed.value; - statsf[STAT_MOVEVARS_WARSOWBUNNY_TURNACCEL] = sv_warsowbunny_turnaccel.value; - statsf[STAT_MOVEVARS_WARSOWBUNNY_BACKTOSIDERATIO] = sv_warsowbunny_backtosideratio.value; - statsf[STAT_MOVEVARS_AIRSTOPACCELERATE] = sv_airstopaccelerate.value; - statsf[STAT_MOVEVARS_AIRSTRAFEACCELERATE] = sv_airstrafeaccelerate.value; - statsf[STAT_MOVEVARS_MAXAIRSTRAFESPEED] = sv_maxairstrafespeed.value; - statsf[STAT_MOVEVARS_AIRCONTROL] = sv_aircontrol.value; - statsf[STAT_FRAGLIMIT] = fraglimit.value; - statsf[STAT_TIMELIMIT] = timelimit.value; - statsf[STAT_MOVEVARS_FRICTION] = sv_friction.value; - statsf[STAT_MOVEVARS_WATERFRICTION] = sv_waterfriction.value >= 0 ? sv_waterfriction.value : sv_friction.value; - statsf[STAT_MOVEVARS_TICRATE] = sys_ticrate.value; - statsf[STAT_MOVEVARS_TIMESCALE] = host_timescale.value; - statsf[STAT_MOVEVARS_GRAVITY] = sv_gravity.value; - statsf[STAT_MOVEVARS_STOPSPEED] = sv_stopspeed.value; - statsf[STAT_MOVEVARS_MAXSPEED] = sv_maxspeed.value; - statsf[STAT_MOVEVARS_SPECTATORMAXSPEED] = sv_maxspeed.value; // FIXME: QW has a separate cvar for this - statsf[STAT_MOVEVARS_ACCELERATE] = sv_accelerate.value; - statsf[STAT_MOVEVARS_AIRACCELERATE] = sv_airaccelerate.value >= 0 ? sv_airaccelerate.value : sv_accelerate.value; - statsf[STAT_MOVEVARS_WATERACCELERATE] = sv_wateraccelerate.value >= 0 ? sv_wateraccelerate.value : sv_accelerate.value; - statsf[STAT_MOVEVARS_ENTGRAVITY] = gravity; - statsf[STAT_MOVEVARS_JUMPVELOCITY] = sv_jumpvelocity.value; - statsf[STAT_MOVEVARS_EDGEFRICTION] = sv_edgefriction.value; - statsf[STAT_MOVEVARS_MAXAIRSPEED] = sv_maxairspeed.value; - statsf[STAT_MOVEVARS_STEPHEIGHT] = sv_stepheight.value; - statsf[STAT_MOVEVARS_AIRACCEL_QW] = sv_airaccel_qw.value; - statsf[STAT_MOVEVARS_AIRACCEL_SIDEWAYS_FRICTION] = sv_airaccel_sideways_friction.value; - } - - 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) - { - if (stats[STAT_VIEWHEIGHT] != DEFAULT_VIEWHEIGHT) bits |= SU_VIEWHEIGHT; - bits |= SU_ITEMS; - if (stats[STAT_WEAPONFRAME]) bits |= SU_WEAPONFRAME; - if (stats[STAT_ARMOR]) bits |= SU_ARMOR; - bits |= SU_WEAPON; - // FIXME: which protocols support this? does PROTOCOL_DARKPLACES3 support viewzoom? - if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5) - if (viewzoom != 255) - bits |= SU_VIEWZOOM; - } - - if (bits >= 65536) - bits |= SU_EXTEND1; - if (bits >= 16777216) - bits |= SU_EXTEND2; - - // send the data - MSG_WriteByte (msg, svc_clientdata); - MSG_WriteShort (msg, bits); - if (bits & SU_EXTEND1) - MSG_WriteByte(msg, bits >> 16); - if (bits & SU_EXTEND2) - MSG_WriteByte(msg, bits >> 24); - - if (bits & SU_VIEWHEIGHT) - MSG_WriteChar (msg, stats[STAT_VIEWHEIGHT]); - - if (bits & SU_IDEALPITCH) - MSG_WriteChar (msg, (int)PRVM_serveredictfloat(ent, idealpitch)); - - for (i=0 ; i<3 ; i++) - { - if (bits & (SU_PUNCH1<begun || !client->netconnection || client->unreliablemsg.cursize + sv.datagram.cursize > client->unreliablemsg.maxsize || client->unreliablemsg_splitpoints >= (int)(sizeof(client->unreliablemsg_splitpoint)/sizeof(client->unreliablemsg_splitpoint[0]))) - continue; - SZ_Write(&client->unreliablemsg, sv.datagram.data, sv.datagram.cursize); - client->unreliablemsg_splitpoint[client->unreliablemsg_splitpoints++] = client->unreliablemsg.cursize; - } - SZ_Clear(&sv.datagram); -} - -static void SV_WriteUnreliableMessages(client_t *client, sizebuf_t *msg, int maxsize, int maxsize2) -{ - // scan the splitpoints to find out how many we can fit in - int numsegments, j, split; - if (!client->unreliablemsg_splitpoints) - return; - // always accept the first one if it's within 1024 bytes, this ensures - // that very big datagrams which are over the rate limit still get - // through, just to keep it working - for (numsegments = 1;numsegments < client->unreliablemsg_splitpoints;numsegments++) - if (msg->cursize + client->unreliablemsg_splitpoint[numsegments] > maxsize) - break; - // the first segment gets an exemption from the rate limiting, otherwise - // it could get dropped consistently due to a low rate limit - if (numsegments == 1) - maxsize = maxsize2; - // some will fit, so add the ones that will fit - split = client->unreliablemsg_splitpoint[numsegments-1]; - // note this discards ones that were accepted by the segments scan but - // can not fit, such as a really huge first one that will never ever - // fit in a packet... - if (msg->cursize + split <= maxsize) - SZ_Write(msg, client->unreliablemsg.data, split); - // remove the part we sent, keeping any remaining data - client->unreliablemsg.cursize -= split; - if (client->unreliablemsg.cursize > 0) - memmove(client->unreliablemsg.data, client->unreliablemsg.data + split, client->unreliablemsg.cursize); - // adjust remaining splitpoints - client->unreliablemsg_splitpoints -= numsegments; - for (j = 0;j < client->unreliablemsg_splitpoints;j++) - client->unreliablemsg_splitpoint[j] = client->unreliablemsg_splitpoint[numsegments + j] - split; -} - -/* -======================= -SV_SendClientDatagram -======================= -*/ -static void SV_SendClientDatagram (client_t *client) -{ - int clientrate, maxrate, maxsize, maxsize2, downloadsize; - sizebuf_t msg; - int stats[MAX_CL_STATS]; - static unsigned char sv_sendclientdatagram_buf[NET_MAXMESSAGE]; - double timedelta; - - // obey rate limit by limiting packet frequency if the packet size - // limiting fails - // (usually this is caused by reliable messages) - if (!NetConn_CanSend(client->netconnection)) - return; - - // PROTOCOL_DARKPLACES5 and later support packet size limiting of updates - maxrate = max(NET_MINRATE, sv_maxrate.integer); - if (sv_maxrate.integer != maxrate) - Cvar_SetValueQuick(&sv_maxrate, maxrate); - - // clientrate determines the 'cleartime' of a packet - // (how long to wait before sending another, based on this packet's size) - clientrate = bound(NET_MINRATE, client->rate, maxrate); - - switch (sv.protocol) - { - case PROTOCOL_QUAKE: - case PROTOCOL_QUAKEDP: - case PROTOCOL_NEHAHRAMOVIE: - case PROTOCOL_NEHAHRABJP: - case PROTOCOL_NEHAHRABJP2: - case PROTOCOL_NEHAHRABJP3: - case PROTOCOL_QUAKEWORLD: - // no packet size limit support on Quake protocols because it just - // causes missing entities/effects - // packets are simply sent less often to obey the rate limit - maxsize = 1024; - maxsize2 = 1024; - break; - case PROTOCOL_DARKPLACES1: - case PROTOCOL_DARKPLACES2: - case PROTOCOL_DARKPLACES3: - case PROTOCOL_DARKPLACES4: - // no packet size limit support on DP1-4 protocols because they kick - // the client off if they overflow, and miss effects - // packets are simply sent less often to obey the rate limit - maxsize = sizeof(sv_sendclientdatagram_buf); - maxsize2 = sizeof(sv_sendclientdatagram_buf); - break; - default: - // DP5 and later protocols support packet size limiting which is a - // better method than limiting packet frequency as QW does - // - // at very low rates (or very small sys_ticrate) the packet size is - // not reduced below 128, but packets may be sent less often - - // how long are bursts? - timedelta = host_client->rate_burstsize / (double)client->rate; - - // how much of the burst do we keep reserved? - timedelta *= 1 - net_burstreserve.value; - - // only try to use excess time - timedelta = bound(0, host.realtime - host_client->netconnection->cleartime, timedelta); - - // but we know next packet will be in sys_ticrate, so we can use up THAT bandwidth - timedelta += sys_ticrate.value; - - // note: packet overhead (not counted in maxsize) is 28 bytes - maxsize = (int)(clientrate * timedelta) - 28; - - // put it in sound bounds - maxsize = bound(128, maxsize, 1400); - maxsize2 = 1400; - - // csqc entities can easily exceed 128 bytes, so disable throttling in - // mods that use csqc (they are likely to use less bandwidth anyway) - if((net_usesizelimit.integer == 1) ? (sv.csqc_progsize > 0) : (net_usesizelimit.integer < 1)) - maxsize = maxsize2; - - break; - } - - if (LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP && !host_limitlocal.integer) - { - // for good singleplayer, send huge packets - maxsize = sizeof(sv_sendclientdatagram_buf); - maxsize2 = sizeof(sv_sendclientdatagram_buf); - // never limit frequency in singleplayer - clientrate = 1000000000; - } - - // while downloading, limit entity updates to half the packet - // (any leftover space will be used for downloading) - if (host_client->download_file) - maxsize /= 2; - - msg.data = sv_sendclientdatagram_buf; - msg.maxsize = sizeof(sv_sendclientdatagram_buf); - msg.cursize = 0; - msg.allowoverflow = false; - - if (host_client->begun) - { - // the player is in the game - MSG_WriteByte (&msg, svc_time); - MSG_WriteFloat (&msg, sv.time); - - // add the client specific data to the datagram - SV_WriteClientdataToMessage (client, client->edict, &msg, stats); - // now update the stats[] array using any registered custom fields - VM_SV_UpdateCustomStats(client, client->edict, &msg, stats); - // set host_client->statsdeltabits - Protocol_UpdateClientStats (stats); - - // add as many queued unreliable messages (effects) as we can fit - // limit effects to half of the remaining space - if (client->unreliablemsg.cursize) - SV_WriteUnreliableMessages (client, &msg, maxsize/2, maxsize2); - - // now write as many entities as we can fit, and also sends stats - SV_WriteEntitiesToClient (client, client->edict, &msg, maxsize); - } - else if (host.realtime > client->keepalivetime) - { - // the player isn't totally in the game yet - // send small keepalive messages if too much time has passed - // (may also be sending downloads) - client->keepalivetime = host.realtime + 5; - MSG_WriteChar (&msg, svc_nop); - } - - // if a download is active, see if there is room to fit some download data - // in this packet - downloadsize = min(maxsize*2,maxsize2) - msg.cursize - 7; - if (host_client->download_file && host_client->download_started && downloadsize > 0) - { - fs_offset_t downloadstart; - unsigned char data[1400]; - downloadstart = FS_Tell(host_client->download_file); - downloadsize = min(downloadsize, (int)sizeof(data)); - downloadsize = FS_Read(host_client->download_file, data, downloadsize); - // note this sends empty messages if at the end of the file, which is - // necessary to keep the packet loss logic working - // (the last blocks may be lost and need to be re-sent, and that will - // only occur if the client acks the empty end messages, revealing - // a gap in the download progress, causing the last blocks to be - // sent again) - MSG_WriteChar (&msg, svc_downloaddata); - MSG_WriteLong (&msg, downloadstart); - MSG_WriteShort (&msg, downloadsize); - if (downloadsize > 0) - SZ_Write (&msg, data, downloadsize); - } - - // reliable only if none is in progress - if(client->sendsignon != 2 && !client->netconnection->sendMessageLength) - SV_WriteDemoMessage(client, &(client->netconnection->message), false); - // unreliable - SV_WriteDemoMessage(client, &msg, false); - -// send the datagram - NetConn_SendUnreliableMessage (client->netconnection, &msg, sv.protocol, clientrate, client->rate_burstsize, client->sendsignon == 2); - if (client->sendsignon == 1 && !client->netconnection->message.cursize) - client->sendsignon = 2; // prevent reliable until client sends prespawn (this is the keepalive phase) -} - -/* -======================= -SV_UpdateToReliableMessages -======================= -*/ -static void SV_UpdateToReliableMessages (void) -{ - prvm_prog_t *prog = SVVM_prog; - int i, j; - client_t *client; - const char *name; - const char *model; - const char *skin; - int clientcamera; - -// check for changes to be sent over the reliable streams - for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++) - { - // update the host_client fields we care about according to the entity fields - host_client->edict = PRVM_EDICT_NUM(i+1); - - // DP_SV_CLIENTNAME - name = PRVM_GetString(prog, PRVM_serveredictstring(host_client->edict, netname)); - if (name == NULL) - name = ""; - // always point the string back at host_client->name to keep it safe - //strlcpy (host_client->name, name, sizeof (host_client->name)); - if (name != host_client->name) // prevent buffer overlap SIGABRT on Mac OSX - strlcpy (host_client->name, name, sizeof (host_client->name)); - SV_Name(i); - - // DP_SV_CLIENTCOLORS - host_client->colors = (int)PRVM_serveredictfloat(host_client->edict, clientcolors); - if (host_client->old_colors != host_client->colors) - { - host_client->old_colors = host_client->colors; - // send notification to all clients - MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors); - MSG_WriteByte (&sv.reliable_datagram, i); - MSG_WriteByte (&sv.reliable_datagram, host_client->colors); - } - - // NEXUIZ_PLAYERMODEL - model = PRVM_GetString(prog, PRVM_serveredictstring(host_client->edict, playermodel)); - if (model == NULL) - model = ""; - // always point the string back at host_client->name to keep it safe - //strlcpy (host_client->playermodel, model, sizeof (host_client->playermodel)); - if (model != host_client->playermodel) // prevent buffer overlap SIGABRT on Mac OSX - strlcpy (host_client->playermodel, model, sizeof (host_client->playermodel)); - PRVM_serveredictstring(host_client->edict, playermodel) = PRVM_SetEngineString(prog, host_client->playermodel); - - // NEXUIZ_PLAYERSKIN - skin = PRVM_GetString(prog, PRVM_serveredictstring(host_client->edict, playerskin)); - if (skin == NULL) - skin = ""; - // always point the string back at host_client->name to keep it safe - //strlcpy (host_client->playerskin, skin, sizeof (host_client->playerskin)); - if (skin != host_client->playerskin) // prevent buffer overlap SIGABRT on Mac OSX - strlcpy (host_client->playerskin, skin, sizeof (host_client->playerskin)); - PRVM_serveredictstring(host_client->edict, playerskin) = PRVM_SetEngineString(prog, host_client->playerskin); - - // TODO: add an extension name for this [1/17/2008 Black] - clientcamera = PRVM_serveredictedict(host_client->edict, clientcamera); - if (clientcamera > 0) - { - int oldclientcamera = host_client->clientcamera; - if (clientcamera >= prog->max_edicts || PRVM_EDICT_NUM(clientcamera)->priv.required->free) - clientcamera = PRVM_NUM_FOR_EDICT(host_client->edict); - host_client->clientcamera = clientcamera; - - if (oldclientcamera != host_client->clientcamera && host_client->netconnection) - { - MSG_WriteByte(&host_client->netconnection->message, svc_setview); - MSG_WriteShort(&host_client->netconnection->message, host_client->clientcamera); - } - } - - // frags - host_client->frags = (int)PRVM_serveredictfloat(host_client->edict, frags); - if(IS_OLDNEXUIZ_DERIVED(gamemode)) - if(!host_client->begun && host_client->netconnection) - host_client->frags = -666; - if (host_client->old_frags != host_client->frags) - { - host_client->old_frags = host_client->frags; - // send notification to all clients - MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags); - MSG_WriteByte (&sv.reliable_datagram, i); - MSG_WriteShort (&sv.reliable_datagram, host_client->frags); - } - } - - for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++) - if (client->netconnection && (client->begun || client->clientconnectcalled)) // also send MSG_ALL to people who are past ClientConnect, but not spawned yet - SZ_Write (&client->netconnection->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize); - - SZ_Clear (&sv.reliable_datagram); -} - - -/* -======================= -SV_SendClientMessages -======================= -*/ -void SV_SendClientMessages(void) -{ - int i, prepared = false; - - if (sv.protocol == PROTOCOL_QUAKEWORLD) - Sys_Error("SV_SendClientMessages: no quakeworld support\n"); - - SV_FlushBroadcastMessages(); - -// update frags, names, etc - SV_UpdateToReliableMessages(); - -// build individual updates - for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++) - { - if (!host_client->active) - continue; - if (!host_client->netconnection) - continue; - - if (host_client->netconnection->message.overflowed) - { - SV_DropClient (true); // if the message couldn't send, kick off - continue; - } - - if (!prepared) - { - prepared = true; - // only prepare entities once per frame - SV_PrepareEntitiesForSending(); - } - SV_SendClientDatagram(host_client); - } - -// clear muzzle flashes - SV_CleanupEnts(); -} - static void SV_StartDownload_f(cmd_state_t *cmd) { if (host_client->download_file) diff --git a/sv_send.c b/sv_send.c index 85bbfed8..2b5a6c34 100644 --- a/sv_send.c +++ b/sv_send.c @@ -19,6 +19,29 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "quakedef.h" +#include "sv_demo.h" + +extern cvar_t sv_airaccel_qw_stretchfactor; +extern cvar_t sv_gameplayfix_customstats; +extern cvar_t sv_warsowbunny_airforwardaccel; +extern cvar_t sv_warsowbunny_accel; +extern cvar_t sv_warsowbunny_topspeed; +extern cvar_t sv_warsowbunny_turnaccel; +extern cvar_t sv_warsowbunny_backtosideratio; +extern cvar_t sv_onlycsqcnetworking; +extern cvar_t sv_cullentities_trace_entityocclusion; +extern cvar_t sv_cullentities_trace_samples_players; +extern cvar_t sv_cullentities_trace_eyejitter; +extern cvar_t sv_cullentities_trace_expand; +extern cvar_t sv_cullentities_trace_delay_players; + +/* +============================================================================= + +EVENT MESSAGES + +============================================================================= +*/ /* ================= @@ -123,3 +146,1585 @@ void SV_ClientCommands(const char *fmt, ...) MSG_WriteByte(&host_client->netconnection->message, svc_stufftext); MSG_WriteString(&host_client->netconnection->message, string); } + +/* +================== +SV_StartParticle + +Make sure the event gets sent to all clients +================== +*/ +void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count) +{ + int i; + + if (sv.datagram.cursize > MAX_PACKETFRAGMENT-18) + return; + MSG_WriteByte (&sv.datagram, svc_particle); + MSG_WriteCoord (&sv.datagram, org[0], sv.protocol); + MSG_WriteCoord (&sv.datagram, org[1], sv.protocol); + MSG_WriteCoord (&sv.datagram, org[2], sv.protocol); + for (i=0 ; i<3 ; i++) + MSG_WriteChar (&sv.datagram, (int)bound(-128, dir[i]*16, 127)); + MSG_WriteByte (&sv.datagram, count); + MSG_WriteByte (&sv.datagram, color); + SV_FlushBroadcastMessages(); +} + +/* +================== +SV_StartEffect + +Make sure the event gets sent to all clients +================== +*/ +void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate) +{ + if (modelindex >= 256 || startframe >= 256) + { + if (sv.datagram.cursize > MAX_PACKETFRAGMENT-19) + return; + MSG_WriteByte (&sv.datagram, svc_effect2); + MSG_WriteCoord (&sv.datagram, org[0], sv.protocol); + MSG_WriteCoord (&sv.datagram, org[1], sv.protocol); + MSG_WriteCoord (&sv.datagram, org[2], sv.protocol); + MSG_WriteShort (&sv.datagram, modelindex); + MSG_WriteShort (&sv.datagram, startframe); + MSG_WriteByte (&sv.datagram, framecount); + MSG_WriteByte (&sv.datagram, framerate); + } + else + { + if (sv.datagram.cursize > MAX_PACKETFRAGMENT-17) + return; + MSG_WriteByte (&sv.datagram, svc_effect); + MSG_WriteCoord (&sv.datagram, org[0], sv.protocol); + MSG_WriteCoord (&sv.datagram, org[1], sv.protocol); + MSG_WriteCoord (&sv.datagram, org[2], sv.protocol); + MSG_WriteByte (&sv.datagram, modelindex); + MSG_WriteByte (&sv.datagram, startframe); + MSG_WriteByte (&sv.datagram, framecount); + MSG_WriteByte (&sv.datagram, framerate); + } + SV_FlushBroadcastMessages(); +} + +/* +================== +SV_StartSound + +Each entity can have eight independant sound sources, like voice, +weapon, feet, etc. + +Channel 0 is an auto-allocate channel, the others override anything +already running on that entity/channel pair. + +An attenuation of 0 will play full volume everywhere in the level. +Larger attenuations will drop off. (max 4 attenuation) + +================== +*/ +void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int nvolume, float attenuation, qbool reliable, float speed) +{ + prvm_prog_t *prog = SVVM_prog; + sizebuf_t *dest; + int sound_num, field_mask, i, ent, speed4000; + + dest = (reliable ? &sv.reliable_datagram : &sv.datagram); + + if (nvolume < 0 || nvolume > 255) + { + Con_Printf ("SV_StartSound: volume = %i\n", nvolume); + return; + } + + if (attenuation < 0 || attenuation > 4) + { + Con_Printf ("SV_StartSound: attenuation = %f\n", attenuation); + return; + } + + if (!IS_CHAN(channel)) + { + Con_Printf ("SV_StartSound: channel = %i\n", channel); + return; + } + + channel = CHAN_ENGINE2NET(channel); + + if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21) + return; + +// find precache number for sound + sound_num = SV_SoundIndex(sample, 1); + if (!sound_num) + return; + + ent = PRVM_NUM_FOR_EDICT(entity); + + speed4000 = (int)floor(speed * 4000.0f + 0.5f); + field_mask = 0; + if (nvolume != DEFAULT_SOUND_PACKET_VOLUME) + field_mask |= SND_VOLUME; + if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION) + field_mask |= SND_ATTENUATION; + if (speed4000 && speed4000 != 4000) + field_mask |= SND_SPEEDUSHORT4000; + if (ent >= 8192 || channel < 0 || channel > 7) + field_mask |= SND_LARGEENTITY; + if (sound_num >= 256) + field_mask |= SND_LARGESOUND; + +// directed messages go only to the entity they are targeted on + MSG_WriteByte (dest, svc_sound); + MSG_WriteByte (dest, field_mask); + if (field_mask & SND_VOLUME) + MSG_WriteByte (dest, nvolume); + if (field_mask & SND_ATTENUATION) + MSG_WriteByte (dest, (int)(attenuation*64)); + if (field_mask & SND_SPEEDUSHORT4000) + MSG_WriteShort (dest, speed4000); + if (field_mask & SND_LARGEENTITY) + { + MSG_WriteShort (dest, ent); + MSG_WriteChar (dest, channel); + } + else + MSG_WriteShort (dest, (ent<<3) | channel); + if ((field_mask & SND_LARGESOUND) || sv.protocol == PROTOCOL_NEHAHRABJP2) + MSG_WriteShort (dest, sound_num); + else + MSG_WriteByte (dest, sound_num); + for (i = 0;i < 3;i++) + MSG_WriteCoord (dest, PRVM_serveredictvector(entity, origin)[i]+0.5*(PRVM_serveredictvector(entity, mins)[i]+PRVM_serveredictvector(entity, maxs)[i]), sv.protocol); + + // TODO do we have to do anything here when dest is &sv.reliable_datagram? + if(!reliable) + SV_FlushBroadcastMessages(); +} + +/* +================== +SV_StartPointSound + +Nearly the same logic as SV_StartSound, except an origin +instead of an entity is provided and channel is omitted. + +The entity sent to the client is 0 (world) and the channel +is 0 (CHAN_AUTO). SND_LARGEENTITY will never occur in this +function, therefore the check for it is omitted. + +================== +*/ +void SV_StartPointSound (vec3_t origin, const char *sample, int nvolume, float attenuation, float speed) +{ + int sound_num, field_mask, i, speed4000; + + if (nvolume < 0 || nvolume > 255) + { + Con_Printf ("SV_StartPointSound: volume = %i\n", nvolume); + return; + } + + if (attenuation < 0 || attenuation > 4) + { + Con_Printf ("SV_StartPointSound: attenuation = %f\n", attenuation); + return; + } + + if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21) + return; + + // find precache number for sound + sound_num = SV_SoundIndex(sample, 1); + if (!sound_num) + return; + + speed4000 = (int)(speed * 40.0f); + field_mask = 0; + if (nvolume != DEFAULT_SOUND_PACKET_VOLUME) + field_mask |= SND_VOLUME; + if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION) + field_mask |= SND_ATTENUATION; + if (sound_num >= 256) + field_mask |= SND_LARGESOUND; + if (speed4000 && speed4000 != 4000) + field_mask |= SND_SPEEDUSHORT4000; + +// directed messages go only to the entity they are targeted on + MSG_WriteByte (&sv.datagram, svc_sound); + MSG_WriteByte (&sv.datagram, field_mask); + if (field_mask & SND_VOLUME) + MSG_WriteByte (&sv.datagram, nvolume); + if (field_mask & SND_ATTENUATION) + MSG_WriteByte (&sv.datagram, (int)(attenuation*64)); + if (field_mask & SND_SPEEDUSHORT4000) + MSG_WriteShort (&sv.datagram, speed4000); + // Always write entnum 0 for the world entity + MSG_WriteShort (&sv.datagram, (0<<3) | 0); + if (field_mask & SND_LARGESOUND) + MSG_WriteShort (&sv.datagram, sound_num); + else + MSG_WriteByte (&sv.datagram, sound_num); + for (i = 0;i < 3;i++) + MSG_WriteCoord (&sv.datagram, origin[i], sv.protocol); + SV_FlushBroadcastMessages(); +} + +/* +=============================================================================== + +FRAME UPDATES + +=============================================================================== +*/ + +/* +============================================================================= + +The PVS must include a small area around the client to allow head bobbing +or other small motion on the client side. Otherwise, a bob might cause an +entity that should be visible to not show up, especially when the bob +crosses a waterline. + +============================================================================= +*/ + +static qbool SV_PrepareEntityForSending (prvm_edict_t *ent, entity_state_t *cs, int enumber) +{ + prvm_prog_t *prog = SVVM_prog; + int i; + unsigned int sendflags; + unsigned int version; + unsigned int modelindex, effects, flags, glowsize, lightstyle, lightpflags, light[4], specialvisibilityradius; + unsigned int customizeentityforclient; + unsigned int sendentity; + float f; + prvm_vec_t *v; + vec3_t cullmins, cullmaxs; + dp_model_t *model; + + // fast path for games that do not use legacy entity networking + // note: still networks clients even if they are legacy + sendentity = PRVM_serveredictfunction(ent, SendEntity); + if (sv_onlycsqcnetworking.integer && !sendentity && enumber > svs.maxclients) + return false; + + // this 2 billion unit check is actually to detect NAN origins + // (we really don't want to send those) + if (!(VectorLength2(PRVM_serveredictvector(ent, origin)) < 2000000000.0*2000000000.0)) + return false; + + // EF_NODRAW prevents sending for any reason except for your own + // client, so we must keep all clients in this superset + effects = (unsigned)PRVM_serveredictfloat(ent, effects); + + // we can omit invisible entities with no effects that are not clients + // LadyHavoc: this could kill tags attached to an invisible entity, I + // just hope we never have to support that case + i = (int)PRVM_serveredictfloat(ent, modelindex); + modelindex = (i >= 1 && i < MAX_MODELS && PRVM_serveredictstring(ent, model) && *PRVM_GetString(prog, PRVM_serveredictstring(ent, model)) && sv.models[i]) ? i : 0; + + flags = 0; + i = (int)(PRVM_serveredictfloat(ent, glow_size) * 0.25f); + glowsize = (unsigned char)bound(0, i, 255); + if (PRVM_serveredictfloat(ent, glow_trail)) + flags |= RENDER_GLOWTRAIL; + if (PRVM_serveredictedict(ent, viewmodelforclient)) + flags |= RENDER_VIEWMODEL; + + v = PRVM_serveredictvector(ent, color); + f = v[0]*256; + light[0] = (unsigned short)bound(0, f, 65535); + f = v[1]*256; + light[1] = (unsigned short)bound(0, f, 65535); + f = v[2]*256; + light[2] = (unsigned short)bound(0, f, 65535); + f = PRVM_serveredictfloat(ent, light_lev); + light[3] = (unsigned short)bound(0, f, 65535); + lightstyle = (unsigned char)PRVM_serveredictfloat(ent, style); + lightpflags = (unsigned char)PRVM_serveredictfloat(ent, pflags); + + if (gamemode == GAME_TENEBRAE) + { + // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW + if (effects & 16) + { + effects &= ~16; + lightpflags |= PFLAGS_FULLDYNAMIC; + } + // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE + if (effects & 32) + { + effects &= ~32; + light[0] = (int)(0.2*256); + light[1] = (int)(1.0*256); + light[2] = (int)(0.2*256); + light[3] = 200; + lightpflags |= PFLAGS_FULLDYNAMIC; + } + } + + specialvisibilityradius = 0; + if (lightpflags & PFLAGS_FULLDYNAMIC) + specialvisibilityradius = max(specialvisibilityradius, light[3]); + if (glowsize) + specialvisibilityradius = max(specialvisibilityradius, glowsize * 4); + if (flags & RENDER_GLOWTRAIL) + specialvisibilityradius = max(specialvisibilityradius, 100); + if (effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST)) + { + if (effects & EF_BRIGHTFIELD) + specialvisibilityradius = max(specialvisibilityradius, 80); + if (effects & EF_MUZZLEFLASH) + specialvisibilityradius = max(specialvisibilityradius, 100); + if (effects & EF_BRIGHTLIGHT) + specialvisibilityradius = max(specialvisibilityradius, 400); + if (effects & EF_DIMLIGHT) + specialvisibilityradius = max(specialvisibilityradius, 200); + if (effects & EF_RED) + specialvisibilityradius = max(specialvisibilityradius, 200); + if (effects & EF_BLUE) + specialvisibilityradius = max(specialvisibilityradius, 200); + if (effects & EF_FLAME) + specialvisibilityradius = max(specialvisibilityradius, 250); + if (effects & EF_STARDUST) + specialvisibilityradius = max(specialvisibilityradius, 100); + } + + // early culling checks + // (final culling is done by SV_MarkWriteEntityStateToClient) + customizeentityforclient = PRVM_serveredictfunction(ent, customizeentityforclient); + if (!customizeentityforclient && enumber > svs.maxclients && (!modelindex && !specialvisibilityradius)) + return false; + + *cs = defaultstate; + cs->active = ACTIVE_NETWORK; + cs->number = enumber; + VectorCopy(PRVM_serveredictvector(ent, origin), cs->origin); + VectorCopy(PRVM_serveredictvector(ent, angles), cs->angles); + cs->flags = flags; + cs->effects = effects; + cs->colormap = (unsigned)PRVM_serveredictfloat(ent, colormap); + cs->modelindex = modelindex; + cs->skin = (unsigned)PRVM_serveredictfloat(ent, skin); + cs->frame = (unsigned)PRVM_serveredictfloat(ent, frame); + cs->viewmodelforclient = PRVM_serveredictedict(ent, viewmodelforclient); + cs->exteriormodelforclient = PRVM_serveredictedict(ent, exteriormodeltoclient); + cs->nodrawtoclient = PRVM_serveredictedict(ent, nodrawtoclient); + cs->drawonlytoclient = PRVM_serveredictedict(ent, drawonlytoclient); + cs->customizeentityforclient = customizeentityforclient; + cs->tagentity = PRVM_serveredictedict(ent, tag_entity); + cs->tagindex = (unsigned char)PRVM_serveredictfloat(ent, tag_index); + cs->glowsize = glowsize; + cs->traileffectnum = PRVM_serveredictfloat(ent, traileffectnum); + + // don't need to init cs->colormod because the defaultstate did that for us + //cs->colormod[0] = cs->colormod[1] = cs->colormod[2] = 32; + v = PRVM_serveredictvector(ent, colormod); + if (VectorLength2(v)) + { + i = (int)(v[0] * 32.0f);cs->colormod[0] = bound(0, i, 255); + i = (int)(v[1] * 32.0f);cs->colormod[1] = bound(0, i, 255); + i = (int)(v[2] * 32.0f);cs->colormod[2] = bound(0, i, 255); + } + + // don't need to init cs->glowmod because the defaultstate did that for us + //cs->glowmod[0] = cs->glowmod[1] = cs->glowmod[2] = 32; + v = PRVM_serveredictvector(ent, glowmod); + if (VectorLength2(v)) + { + i = (int)(v[0] * 32.0f);cs->glowmod[0] = bound(0, i, 255); + i = (int)(v[1] * 32.0f);cs->glowmod[1] = bound(0, i, 255); + i = (int)(v[2] * 32.0f);cs->glowmod[2] = bound(0, i, 255); + } + + cs->modelindex = modelindex; + + cs->alpha = 255; + f = (PRVM_serveredictfloat(ent, alpha) * 255.0f); + if (f) + { + i = (int)f; + cs->alpha = (unsigned char)bound(0, i, 255); + } + // halflife + f = (PRVM_serveredictfloat(ent, renderamt)); + if (f) + { + i = (int)f; + cs->alpha = (unsigned char)bound(0, i, 255); + } + + cs->scale = 16; + f = (PRVM_serveredictfloat(ent, scale) * 16.0f); + if (f) + { + i = (int)f; + cs->scale = (unsigned char)bound(0, i, 255); + } + + cs->glowcolor = 254; + f = PRVM_serveredictfloat(ent, glow_color); + if (f) + cs->glowcolor = (int)f; + + if (PRVM_serveredictfloat(ent, fullbright)) + cs->effects |= EF_FULLBRIGHT; + + f = PRVM_serveredictfloat(ent, modelflags); + if (f) + cs->effects |= ((unsigned int)f & 0xff) << 24; + + if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_STEP) + cs->flags |= RENDER_STEP; + if (cs->number != sv.writeentitiestoclient_cliententitynumber && (cs->effects & EF_LOWPRECISION) && cs->origin[0] >= -32768 && cs->origin[1] >= -32768 && cs->origin[2] >= -32768 && cs->origin[0] <= 32767 && cs->origin[1] <= 32767 && cs->origin[2] <= 32767) + cs->flags |= RENDER_LOWPRECISION; + if (PRVM_serveredictfloat(ent, colormap) >= 1024) + cs->flags |= RENDER_COLORMAPPED; + if (cs->viewmodelforclient) + cs->flags |= RENDER_VIEWMODEL; // show relative to the view + + if (PRVM_serveredictfloat(ent, sendcomplexanimation)) + { + cs->flags |= RENDER_COMPLEXANIMATION; + if (PRVM_serveredictfloat(ent, skeletonindex) >= 1) + cs->skeletonobject = ent->priv.server->skeleton; + cs->framegroupblend[0].frame = PRVM_serveredictfloat(ent, frame); + cs->framegroupblend[1].frame = PRVM_serveredictfloat(ent, frame2); + cs->framegroupblend[2].frame = PRVM_serveredictfloat(ent, frame3); + cs->framegroupblend[3].frame = PRVM_serveredictfloat(ent, frame4); + cs->framegroupblend[0].start = PRVM_serveredictfloat(ent, frame1time); + cs->framegroupblend[1].start = PRVM_serveredictfloat(ent, frame2time); + cs->framegroupblend[2].start = PRVM_serveredictfloat(ent, frame3time); + cs->framegroupblend[3].start = PRVM_serveredictfloat(ent, frame4time); + cs->framegroupblend[1].lerp = PRVM_serveredictfloat(ent, lerpfrac); + cs->framegroupblend[2].lerp = PRVM_serveredictfloat(ent, lerpfrac3); + cs->framegroupblend[3].lerp = PRVM_serveredictfloat(ent, lerpfrac4); + cs->framegroupblend[0].lerp = 1.0f - cs->framegroupblend[1].lerp - cs->framegroupblend[2].lerp - cs->framegroupblend[3].lerp; + cs->frame = 0; // don't need the legacy frame + } + + cs->light[0] = light[0]; + cs->light[1] = light[1]; + cs->light[2] = light[2]; + cs->light[3] = light[3]; + cs->lightstyle = lightstyle; + cs->lightpflags = lightpflags; + + cs->specialvisibilityradius = specialvisibilityradius; + + // calculate the visible box of this entity (don't use the physics box + // as that is often smaller than a model, and would not count + // specialvisibilityradius) + if ((model = SV_GetModelByIndex(modelindex)) && (model->type != mod_null)) + { + float scale = cs->scale * (1.0f / 16.0f); + if (cs->angles[0] || cs->angles[2]) // pitch and roll + { + VectorMA(cs->origin, scale, model->rotatedmins, cullmins); + VectorMA(cs->origin, scale, model->rotatedmaxs, cullmaxs); + } + else if (cs->angles[1] || ((effects | model->effects) & EF_ROTATE)) + { + VectorMA(cs->origin, scale, model->yawmins, cullmins); + VectorMA(cs->origin, scale, model->yawmaxs, cullmaxs); + } + else + { + VectorMA(cs->origin, scale, model->normalmins, cullmins); + VectorMA(cs->origin, scale, model->normalmaxs, cullmaxs); + } + } + else + { + // if there is no model (or it could not be loaded), use the physics box + VectorAdd(cs->origin, PRVM_serveredictvector(ent, mins), cullmins); + VectorAdd(cs->origin, PRVM_serveredictvector(ent, maxs), cullmaxs); + } + if (specialvisibilityradius) + { + cullmins[0] = min(cullmins[0], cs->origin[0] - specialvisibilityradius); + cullmins[1] = min(cullmins[1], cs->origin[1] - specialvisibilityradius); + cullmins[2] = min(cullmins[2], cs->origin[2] - specialvisibilityradius); + cullmaxs[0] = max(cullmaxs[0], cs->origin[0] + specialvisibilityradius); + cullmaxs[1] = max(cullmaxs[1], cs->origin[1] + specialvisibilityradius); + cullmaxs[2] = max(cullmaxs[2], cs->origin[2] + specialvisibilityradius); + } + + // calculate center of bbox for network prioritization purposes + VectorMAM(0.5f, cullmins, 0.5f, cullmaxs, cs->netcenter); + + // if culling box has moved, update pvs cluster links + if (!VectorCompare(cullmins, ent->priv.server->cullmins) || !VectorCompare(cullmaxs, ent->priv.server->cullmaxs)) + { + VectorCopy(cullmins, ent->priv.server->cullmins); + VectorCopy(cullmaxs, ent->priv.server->cullmaxs); + // a value of -1 for pvs_numclusters indicates that the links are not + // cached, and should be re-tested each time, this is the case if the + // culling box touches too many pvs clusters to store, or if the world + // model does not support FindBoxClusters + ent->priv.server->pvs_numclusters = -1; + if (sv.worldmodel && sv.worldmodel->brush.FindBoxClusters) + { + i = sv.worldmodel->brush.FindBoxClusters(sv.worldmodel, cullmins, cullmaxs, MAX_ENTITYCLUSTERS, ent->priv.server->pvs_clusterlist); + if (i <= MAX_ENTITYCLUSTERS) + ent->priv.server->pvs_numclusters = i; + } + } + + // we need to do some csqc entity upkeep here + // get self.SendFlags and clear them + // (to let the QC know that they've been read) + if (sendentity) + { + sendflags = (unsigned int)PRVM_serveredictfloat(ent, SendFlags); + PRVM_serveredictfloat(ent, SendFlags) = 0; + // legacy self.Version system + if ((version = (unsigned int)PRVM_serveredictfloat(ent, Version))) + { + if (sv.csqcentityversion[enumber] != version) + sendflags = 0xFFFFFF; + sv.csqcentityversion[enumber] = version; + } + // move sendflags into the per-client sendflags + if (sendflags) + for (i = 0;i < svs.maxclients;i++) + svs.clients[i].csqcentitysendflags[enumber] |= sendflags; + // mark it as inactive for non-csqc networking + cs->active = ACTIVE_SHARED; + } + + return true; +} + +static void SV_PrepareEntitiesForSending(void) +{ + prvm_prog_t *prog = SVVM_prog; + int e; + prvm_edict_t *ent; + // send all entities that touch the pvs + sv.numsendentities = 0; + sv.sendentitiesindex[0] = NULL; + memset(sv.sendentitiesindex, 0, prog->num_edicts * sizeof(*sv.sendentitiesindex)); + for (e = 1, ent = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ent = PRVM_NEXT_EDICT(ent)) + { + if (!ent->priv.server->free && SV_PrepareEntityForSending(ent, sv.sendentities + sv.numsendentities, e)) + { + sv.sendentitiesindex[e] = sv.sendentities + sv.numsendentities; + sv.numsendentities++; + } + } +} + +#define MAX_LINEOFSIGHTTRACES 64 + +qbool SV_CanSeeBox(int numtraces, vec_t eyejitter, vec_t enlarge, vec_t entboxexpand, vec3_t eye, vec3_t entboxmins, vec3_t entboxmaxs) +{ + prvm_prog_t *prog = SVVM_prog; + float pitchsign; + float alpha; + float starttransformed[3], endtransformed[3]; + float boxminstransformed[3], boxmaxstransformed[3]; + float localboxcenter[3], localboxextents[3], localboxmins[3], localboxmaxs[3]; + int blocked = 0; + int traceindex; + int originalnumtouchedicts; + int numtouchedicts = 0; + int touchindex; + matrix4x4_t matrix, imatrix; + dp_model_t *model; + prvm_edict_t *touch; + static prvm_edict_t *touchedicts[MAX_EDICTS]; + vec3_t eyemins, eyemaxs, start; + vec3_t boxmins, boxmaxs; + vec3_t clipboxmins, clipboxmaxs; + vec3_t endpoints[MAX_LINEOFSIGHTTRACES]; + + numtraces = min(numtraces, MAX_LINEOFSIGHTTRACES); + + // jitter the eye location within this box + eyemins[0] = eye[0] - eyejitter; + eyemaxs[0] = eye[0] + eyejitter; + eyemins[1] = eye[1] - eyejitter; + eyemaxs[1] = eye[1] + eyejitter; + eyemins[2] = eye[2] - eyejitter; + eyemaxs[2] = eye[2] + eyejitter; + // expand the box a little + boxmins[0] = (enlarge+1) * entboxmins[0] - enlarge * entboxmaxs[0] - entboxexpand; + boxmaxs[0] = (enlarge+1) * entboxmaxs[0] - enlarge * entboxmins[0] + entboxexpand; + boxmins[1] = (enlarge+1) * entboxmins[1] - enlarge * entboxmaxs[1] - entboxexpand; + boxmaxs[1] = (enlarge+1) * entboxmaxs[1] - enlarge * entboxmins[1] + entboxexpand; + boxmins[2] = (enlarge+1) * entboxmins[2] - enlarge * entboxmaxs[2] - entboxexpand; + boxmaxs[2] = (enlarge+1) * entboxmaxs[2] - enlarge * entboxmins[2] + entboxexpand; + + VectorMAM(0.5f, boxmins, 0.5f, boxmaxs, endpoints[0]); + for (traceindex = 1;traceindex < numtraces;traceindex++) + VectorSet(endpoints[traceindex], lhrandom(boxmins[0], boxmaxs[0]), lhrandom(boxmins[1], boxmaxs[1]), lhrandom(boxmins[2], boxmaxs[2])); + + // calculate sweep box for the entire swarm of traces + VectorCopy(eyemins, clipboxmins); + VectorCopy(eyemaxs, clipboxmaxs); + for (traceindex = 0;traceindex < numtraces;traceindex++) + { + clipboxmins[0] = min(clipboxmins[0], endpoints[traceindex][0]); + clipboxmins[1] = min(clipboxmins[1], endpoints[traceindex][1]); + clipboxmins[2] = min(clipboxmins[2], endpoints[traceindex][2]); + clipboxmaxs[0] = max(clipboxmaxs[0], endpoints[traceindex][0]); + clipboxmaxs[1] = max(clipboxmaxs[1], endpoints[traceindex][1]); + clipboxmaxs[2] = max(clipboxmaxs[2], endpoints[traceindex][2]); + } + + // get the list of entities in the sweep box + if (sv_cullentities_trace_entityocclusion.integer) + numtouchedicts = SV_EntitiesInBox(clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts); + if (numtouchedicts > MAX_EDICTS) + { + // this never happens + Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS); + numtouchedicts = MAX_EDICTS; + } + // iterate the entities found in the sweep box and filter them + originalnumtouchedicts = numtouchedicts; + numtouchedicts = 0; + for (touchindex = 0;touchindex < originalnumtouchedicts;touchindex++) + { + touch = touchedicts[touchindex]; + if (PRVM_serveredictfloat(touch, solid) != SOLID_BSP) + continue; + model = SV_GetModelFromEdict(touch); + if (!model || !model->brush.TraceLineOfSight) + continue; + // skip obviously transparent entities + alpha = PRVM_serveredictfloat(touch, alpha); + if (alpha && alpha < 1) + continue; + if ((int)PRVM_serveredictfloat(touch, effects) & EF_ADDITIVE) + continue; + touchedicts[numtouchedicts++] = touch; + } + + // now that we have a filtered list of "interesting" entities, fire each + // ray against all of them, this gives us an early-out case when something + // is visible (which it often is) + + for (traceindex = 0;traceindex < numtraces;traceindex++) + { + VectorSet(start, lhrandom(eyemins[0], eyemaxs[0]), lhrandom(eyemins[1], eyemaxs[1]), lhrandom(eyemins[2], eyemaxs[2])); + // check world occlusion + if (sv.worldmodel && sv.worldmodel->brush.TraceLineOfSight) + if (!sv.worldmodel->brush.TraceLineOfSight(sv.worldmodel, start, endpoints[traceindex], boxmins, boxmaxs)) + continue; + for (touchindex = 0;touchindex < numtouchedicts;touchindex++) + { + touch = touchedicts[touchindex]; + model = SV_GetModelFromEdict(touch); + if(model && model->brush.TraceLineOfSight) + { + // get the entity matrix + pitchsign = SV_GetPitchSign(prog, touch); + Matrix4x4_CreateFromQuakeEntity(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2], pitchsign * PRVM_serveredictvector(touch, angles)[0], PRVM_serveredictvector(touch, angles)[1], PRVM_serveredictvector(touch, angles)[2], 1); + Matrix4x4_Invert_Simple(&imatrix, &matrix); + // see if the ray hits this entity + Matrix4x4_Transform(&imatrix, start, starttransformed); + Matrix4x4_Transform(&imatrix, endpoints[traceindex], endtransformed); + Matrix4x4_Transform(&imatrix, boxmins, boxminstransformed); + Matrix4x4_Transform(&imatrix, boxmaxs, boxmaxstransformed); + // transform the AABB to local space + VectorMAM(0.5f, boxminstransformed, 0.5f, boxmaxstransformed, localboxcenter); + localboxextents[0] = fabs(boxmaxstransformed[0] - localboxcenter[0]); + localboxextents[1] = fabs(boxmaxstransformed[1] - localboxcenter[1]); + localboxextents[2] = fabs(boxmaxstransformed[2] - localboxcenter[2]); + localboxmins[0] = localboxcenter[0] - localboxextents[0]; + localboxmins[1] = localboxcenter[1] - localboxextents[1]; + localboxmins[2] = localboxcenter[2] - localboxextents[2]; + localboxmaxs[0] = localboxcenter[0] + localboxextents[0]; + localboxmaxs[1] = localboxcenter[1] + localboxextents[1]; + localboxmaxs[2] = localboxcenter[2] + localboxextents[2]; + if (!model->brush.TraceLineOfSight(model, starttransformed, endtransformed, localboxmins, localboxmaxs)) + { + blocked++; + break; + } + } + } + // check if the ray was blocked + if (touchindex < numtouchedicts) + continue; + // return if the ray was not blocked + return true; + } + + // no rays survived + return false; +} + +void SV_MarkWriteEntityStateToClient(entity_state_t *s) +{ + prvm_prog_t *prog = SVVM_prog; + int isbmodel; + dp_model_t *model; + prvm_edict_t *ed; + if (sv.sententitiesconsideration[s->number] == sv.sententitiesmark) + return; + sv.sententitiesconsideration[s->number] = sv.sententitiesmark; + sv.writeentitiestoclient_stats_totalentities++; + + if (s->customizeentityforclient) + { + PRVM_serverglobalfloat(time) = sv.time; + PRVM_serverglobaledict(self) = s->number; + PRVM_serverglobaledict(other) = sv.writeentitiestoclient_cliententitynumber; + prog->ExecuteProgram(prog, s->customizeentityforclient, "customizeentityforclient: NULL function"); + if(!PRVM_G_FLOAT(OFS_RETURN) || !SV_PrepareEntityForSending(PRVM_EDICT_NUM(s->number), s, s->number)) + return; + } + + // never reject player + if (s->number != sv.writeentitiestoclient_cliententitynumber) + { + // check various rejection conditions + if (s->nodrawtoclient == sv.writeentitiestoclient_cliententitynumber) + return; + if (s->drawonlytoclient && s->drawonlytoclient != sv.writeentitiestoclient_cliententitynumber) + return; + if (s->effects & EF_NODRAW) + return; + // LadyHavoc: only send entities with a model or important effects + if (!s->modelindex && s->specialvisibilityradius == 0) + return; + + isbmodel = (model = SV_GetModelByIndex(s->modelindex)) != NULL && model->name[0] == '*'; + // viewmodels don't have visibility checking + if (s->viewmodelforclient) + { + if (s->viewmodelforclient != sv.writeentitiestoclient_cliententitynumber) + return; + } + else if (s->tagentity) + { + // tag attached entities simply check their parent + if (!sv.sendentitiesindex[s->tagentity]) + return; + SV_MarkWriteEntityStateToClient(sv.sendentitiesindex[s->tagentity]); + if (sv.sententities[s->tagentity] != sv.sententitiesmark) + return; + } + // always send world submodels in newer protocols because they don't + // generate much traffic (in old protocols they hog bandwidth) + // but only if sv_cullentities_nevercullbmodels is off + else if (!(s->effects & EF_NODEPTHTEST) && (!isbmodel || !sv_cullentities_nevercullbmodels.integer || sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE)) + { + // entity has survived every check so far, check if visible + ed = PRVM_EDICT_NUM(s->number); + + // if not touching a visible leaf + if (sv_cullentities_pvs.integer && !r_novis.integer && !r_trippy.integer && sv.writeentitiestoclient_pvsbytes) + { + if (ed->priv.server->pvs_numclusters < 0) + { + // entity too big for clusters list + if (sv.worldmodel && sv.worldmodel->brush.BoxTouchingPVS && !sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, sv.writeentitiestoclient_pvs, ed->priv.server->cullmins, ed->priv.server->cullmaxs)) + { + sv.writeentitiestoclient_stats_culled_pvs++; + return; + } + } + else + { + int i; + // check cached clusters list + for (i = 0;i < ed->priv.server->pvs_numclusters;i++) + if (CHECKPVSBIT(sv.writeentitiestoclient_pvs, ed->priv.server->pvs_clusterlist[i])) + break; + if (i == ed->priv.server->pvs_numclusters) + { + sv.writeentitiestoclient_stats_culled_pvs++; + return; + } + } + } + + // or not seen by random tracelines + if (sv_cullentities_trace.integer && !isbmodel && sv.worldmodel && sv.worldmodel->brush.TraceLineOfSight && !r_trippy.integer) + { + int samples = + s->number <= svs.maxclients + ? sv_cullentities_trace_samples_players.integer + : + s->specialvisibilityradius + ? sv_cullentities_trace_samples_extra.integer + : sv_cullentities_trace_samples.integer; + float enlarge = sv_cullentities_trace_enlarge.value; + + if(samples > 0) + { + int eyeindex; + for (eyeindex = 0;eyeindex < sv.writeentitiestoclient_numeyes;eyeindex++) + if(SV_CanSeeBox(samples, sv_cullentities_trace_eyejitter.value, enlarge, sv_cullentities_trace_expand.value, sv.writeentitiestoclient_eyes[eyeindex], ed->priv.server->cullmins, ed->priv.server->cullmaxs)) + break; + if(eyeindex < sv.writeentitiestoclient_numeyes) + svs.clients[sv.writeentitiestoclient_clientnumber].visibletime[s->number] = + host.realtime + ( + s->number <= svs.maxclients + ? sv_cullentities_trace_delay_players.value + : sv_cullentities_trace_delay.value + ); + else if (host.realtime > svs.clients[sv.writeentitiestoclient_clientnumber].visibletime[s->number]) + { + sv.writeentitiestoclient_stats_culled_trace++; + return; + } + } + } + } + } + + // this just marks it for sending + // FIXME: it would be more efficient to send here, but the entity + // compressor isn't that flexible + sv.writeentitiestoclient_stats_visibleentities++; + sv.sententities[s->number] = sv.sententitiesmark; +} + +#if MAX_LEVELNETWORKEYES > 0 +#define MAX_EYE_RECURSION 1 // increase if recursion gets supported by portals +void SV_AddCameraEyes(void) +{ + prvm_prog_t *prog = SVVM_prog; + int e, i, j, k; + prvm_edict_t *ed; + static int cameras[MAX_LEVELNETWORKEYES]; + static vec3_t camera_origins[MAX_LEVELNETWORKEYES]; + static int eye_levels[MAX_CLIENTNETWORKEYES]; + int n_cameras = 0; + vec3_t mi, ma; + + for(i = 0; i < sv.writeentitiestoclient_numeyes; ++i) + eye_levels[i] = 0; + + // check line of sight to portal entities and add them to PVS + for (e = 1, ed = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ed = PRVM_NEXT_EDICT(ed)) + { + if (!ed->priv.server->free) + { + if(PRVM_serveredictfunction(ed, camera_transform)) + { + PRVM_serverglobalfloat(time) = sv.time; + PRVM_serverglobaledict(self) = e; + PRVM_serverglobaledict(other) = sv.writeentitiestoclient_cliententitynumber; + VectorCopy(sv.writeentitiestoclient_eyes[0], PRVM_serverglobalvector(trace_endpos)); + VectorCopy(sv.writeentitiestoclient_eyes[0], PRVM_G_VECTOR(OFS_PARM0)); + VectorClear(PRVM_G_VECTOR(OFS_PARM1)); + prog->ExecuteProgram(prog, PRVM_serveredictfunction(ed, camera_transform), "QC function e.camera_transform is missing"); + if(!VectorCompare(PRVM_serverglobalvector(trace_endpos), sv.writeentitiestoclient_eyes[0])) + { + VectorCopy(PRVM_serverglobalvector(trace_endpos), camera_origins[n_cameras]); + cameras[n_cameras] = e; + ++n_cameras; + if(n_cameras >= MAX_LEVELNETWORKEYES) + break; + } + } + } + } + + if(!n_cameras) + return; + + // i is loop counter, is reset to 0 when an eye got added + // j is camera index to check + for(i = 0, j = 0; sv.writeentitiestoclient_numeyes < MAX_CLIENTNETWORKEYES && i < n_cameras; ++i, ++j, j %= n_cameras) + { + if(!cameras[j]) + continue; + ed = PRVM_EDICT_NUM(cameras[j]); + VectorAdd(PRVM_serveredictvector(ed, origin), PRVM_serveredictvector(ed, mins), mi); + VectorAdd(PRVM_serveredictvector(ed, origin), PRVM_serveredictvector(ed, maxs), ma); + for(k = 0; k < sv.writeentitiestoclient_numeyes; ++k) + if(eye_levels[k] <= MAX_EYE_RECURSION) + { + if(SV_CanSeeBox(sv_cullentities_trace_samples.integer, sv_cullentities_trace_eyejitter.value, sv_cullentities_trace_enlarge.value, sv_cullentities_trace_expand.value, sv.writeentitiestoclient_eyes[k], mi, ma)) + { + eye_levels[sv.writeentitiestoclient_numeyes] = eye_levels[k] + 1; + VectorCopy(camera_origins[j], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]); + // Con_Printf("added eye %d: %f %f %f because we can see %f %f %f .. %f %f %f from eye %d\n", j, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes][0], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes][1], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes][2], mi[0], mi[1], mi[2], ma[0], ma[1], ma[2], k); + sv.writeentitiestoclient_numeyes++; + cameras[j] = 0; + i = 0; + break; + } + } + } +} +#else +void SV_AddCameraEyes(void) +{ +} +#endif + +/* +============= +SV_CleanupEnts + +============= +*/ +static void SV_CleanupEnts (void) +{ + prvm_prog_t *prog = SVVM_prog; + int e; + prvm_edict_t *ent; + + ent = PRVM_NEXT_EDICT(prog->edicts); + for (e=1 ; enum_edicts ; e++, ent = PRVM_NEXT_EDICT(ent)) + PRVM_serveredictfloat(ent, effects) = (int)PRVM_serveredictfloat(ent, effects) & ~EF_MUZZLEFLASH; +} + +/* +================== +SV_WriteClientdataToMessage + +================== +*/ +void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats) +{ + prvm_prog_t *prog = SVVM_prog; + int bits; + int i; + prvm_edict_t *other; + int items; + vec3_t punchvector; + int viewzoom; + const char *s; + float *statsf = (float *)stats; + float gravity; + +// +// send a damage message +// + if (PRVM_serveredictfloat(ent, dmg_take) || PRVM_serveredictfloat(ent, dmg_save)) + { + other = PRVM_PROG_TO_EDICT(PRVM_serveredictedict(ent, dmg_inflictor)); + MSG_WriteByte (msg, svc_damage); + MSG_WriteByte (msg, (int)PRVM_serveredictfloat(ent, dmg_save)); + MSG_WriteByte (msg, (int)PRVM_serveredictfloat(ent, dmg_take)); + for (i=0 ; i<3 ; i++) + MSG_WriteCoord (msg, PRVM_serveredictvector(other, origin)[i] + 0.5*(PRVM_serveredictvector(other, mins)[i] + PRVM_serveredictvector(other, maxs)[i]), sv.protocol); + + PRVM_serveredictfloat(ent, dmg_take) = 0; + PRVM_serveredictfloat(ent, dmg_save) = 0; + } + +// +// send the current viewpos offset from the view entity +// + SV_SetIdealPitch (); // how much to look up / down ideally + +// a fixangle might get lost in a dropped packet. Oh well. + if(PRVM_serveredictfloat(ent, fixangle)) + { + // angle fixing was requested by global thinking code... + // so store the current angles for later use + VectorCopy(PRVM_serveredictvector(ent, angles), host_client->fixangle_angles); + host_client->fixangle_angles_set = true; + + // and clear fixangle for the next frame + PRVM_serveredictfloat(ent, fixangle) = 0; + } + + if (host_client->fixangle_angles_set) + { + MSG_WriteByte (msg, svc_setangle); + for (i=0 ; i < 3 ; i++) + MSG_WriteAngle (msg, host_client->fixangle_angles[i], sv.protocol); + host_client->fixangle_angles_set = false; + } + + // the runes are in serverflags, pack them into the items value, also pack + // in the items2 value for mission pack huds + // (used only in the mission packs, which do not use serverflags) + items = (int)PRVM_serveredictfloat(ent, items) | ((int)PRVM_serveredictfloat(ent, items2) << 23) | ((int)PRVM_serverglobalfloat(serverflags) << 28); + + VectorCopy(PRVM_serveredictvector(ent, punchvector), punchvector); + + // cache weapon model name and index in client struct to save time + // (this search can be almost 1% of cpu time!) + s = PRVM_GetString(prog, PRVM_serveredictstring(ent, weaponmodel)); + if (strcmp(s, client->weaponmodel)) + { + strlcpy(client->weaponmodel, s, sizeof(client->weaponmodel)); + client->weaponmodelindex = SV_ModelIndex(s, 1); + } + + viewzoom = (int)(PRVM_serveredictfloat(ent, viewzoom) * 255.0f); + if (viewzoom == 0) + viewzoom = 255; + + bits = 0; + + if ((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND) + bits |= SU_ONGROUND; + if (PRVM_serveredictfloat(ent, waterlevel) >= 2) + bits |= SU_INWATER; + if (PRVM_serveredictfloat(ent, idealpitch)) + bits |= SU_IDEALPITCH; + + for (i=0 ; i<3 ; i++) + { + if (PRVM_serveredictvector(ent, punchangle)[i]) + bits |= (SU_PUNCH1<weaponmodelindex; + stats[STAT_HEALTH] = (int)PRVM_serveredictfloat(ent, health); + stats[STAT_AMMO] = (int)PRVM_serveredictfloat(ent, currentammo); + stats[STAT_SHELLS] = (int)PRVM_serveredictfloat(ent, ammo_shells); + stats[STAT_NAILS] = (int)PRVM_serveredictfloat(ent, ammo_nails); + stats[STAT_ROCKETS] = (int)PRVM_serveredictfloat(ent, ammo_rockets); + stats[STAT_CELLS] = (int)PRVM_serveredictfloat(ent, ammo_cells); + stats[STAT_ACTIVEWEAPON] = (int)PRVM_serveredictfloat(ent, weapon); + stats[STAT_VIEWZOOM] = viewzoom; + stats[STAT_TOTALSECRETS] = (int)PRVM_serverglobalfloat(total_secrets); + stats[STAT_TOTALMONSTERS] = (int)PRVM_serverglobalfloat(total_monsters); + // the QC bumps these itself by sending svc_'s, so we have to keep them + // zero or they'll be corrected by the engine + //stats[STAT_SECRETS] = PRVM_serverglobalfloat(found_secrets); + //stats[STAT_MONSTERS] = PRVM_serverglobalfloat(killed_monsters); + + if(!sv_gameplayfix_customstats.integer) + { + statsf[STAT_MOVEVARS_AIRACCEL_QW_STRETCHFACTOR] = sv_airaccel_qw_stretchfactor.value; + statsf[STAT_MOVEVARS_AIRCONTROL_PENALTY] = sv_aircontrol_penalty.value; + statsf[STAT_MOVEVARS_AIRSPEEDLIMIT_NONQW] = sv_airspeedlimit_nonqw.value; + statsf[STAT_MOVEVARS_AIRSTRAFEACCEL_QW] = sv_airstrafeaccel_qw.value; + statsf[STAT_MOVEVARS_AIRCONTROL_POWER] = sv_aircontrol_power.value; + // movement settings for prediction + // note: these are not sent in protocols with lower MAX_CL_STATS limits + stats[STAT_MOVEFLAGS] = MOVEFLAG_VALID + | (sv_gameplayfix_q2airaccelerate.integer ? MOVEFLAG_Q2AIRACCELERATE : 0) + | (sv_gameplayfix_nogravityonground.integer ? MOVEFLAG_NOGRAVITYONGROUND : 0) + | (sv_gameplayfix_gravityunaffectedbyticrate.integer ? MOVEFLAG_GRAVITYUNAFFECTEDBYTICRATE : 0) + ; + statsf[STAT_MOVEVARS_WARSOWBUNNY_AIRFORWARDACCEL] = sv_warsowbunny_airforwardaccel.value; + statsf[STAT_MOVEVARS_WARSOWBUNNY_ACCEL] = sv_warsowbunny_accel.value; + statsf[STAT_MOVEVARS_WARSOWBUNNY_TOPSPEED] = sv_warsowbunny_topspeed.value; + statsf[STAT_MOVEVARS_WARSOWBUNNY_TURNACCEL] = sv_warsowbunny_turnaccel.value; + statsf[STAT_MOVEVARS_WARSOWBUNNY_BACKTOSIDERATIO] = sv_warsowbunny_backtosideratio.value; + statsf[STAT_MOVEVARS_AIRSTOPACCELERATE] = sv_airstopaccelerate.value; + statsf[STAT_MOVEVARS_AIRSTRAFEACCELERATE] = sv_airstrafeaccelerate.value; + statsf[STAT_MOVEVARS_MAXAIRSTRAFESPEED] = sv_maxairstrafespeed.value; + statsf[STAT_MOVEVARS_AIRCONTROL] = sv_aircontrol.value; + statsf[STAT_FRAGLIMIT] = fraglimit.value; + statsf[STAT_TIMELIMIT] = timelimit.value; + statsf[STAT_MOVEVARS_FRICTION] = sv_friction.value; + statsf[STAT_MOVEVARS_WATERFRICTION] = sv_waterfriction.value >= 0 ? sv_waterfriction.value : sv_friction.value; + statsf[STAT_MOVEVARS_TICRATE] = sys_ticrate.value; + statsf[STAT_MOVEVARS_TIMESCALE] = host_timescale.value; + statsf[STAT_MOVEVARS_GRAVITY] = sv_gravity.value; + statsf[STAT_MOVEVARS_STOPSPEED] = sv_stopspeed.value; + statsf[STAT_MOVEVARS_MAXSPEED] = sv_maxspeed.value; + statsf[STAT_MOVEVARS_SPECTATORMAXSPEED] = sv_maxspeed.value; // FIXME: QW has a separate cvar for this + statsf[STAT_MOVEVARS_ACCELERATE] = sv_accelerate.value; + statsf[STAT_MOVEVARS_AIRACCELERATE] = sv_airaccelerate.value >= 0 ? sv_airaccelerate.value : sv_accelerate.value; + statsf[STAT_MOVEVARS_WATERACCELERATE] = sv_wateraccelerate.value >= 0 ? sv_wateraccelerate.value : sv_accelerate.value; + statsf[STAT_MOVEVARS_ENTGRAVITY] = gravity; + statsf[STAT_MOVEVARS_JUMPVELOCITY] = sv_jumpvelocity.value; + statsf[STAT_MOVEVARS_EDGEFRICTION] = sv_edgefriction.value; + statsf[STAT_MOVEVARS_MAXAIRSPEED] = sv_maxairspeed.value; + statsf[STAT_MOVEVARS_STEPHEIGHT] = sv_stepheight.value; + statsf[STAT_MOVEVARS_AIRACCEL_QW] = sv_airaccel_qw.value; + statsf[STAT_MOVEVARS_AIRACCEL_SIDEWAYS_FRICTION] = sv_airaccel_sideways_friction.value; + } + + 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) + { + if (stats[STAT_VIEWHEIGHT] != DEFAULT_VIEWHEIGHT) bits |= SU_VIEWHEIGHT; + bits |= SU_ITEMS; + if (stats[STAT_WEAPONFRAME]) bits |= SU_WEAPONFRAME; + if (stats[STAT_ARMOR]) bits |= SU_ARMOR; + bits |= SU_WEAPON; + // FIXME: which protocols support this? does PROTOCOL_DARKPLACES3 support viewzoom? + if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5) + if (viewzoom != 255) + bits |= SU_VIEWZOOM; + } + + if (bits >= 65536) + bits |= SU_EXTEND1; + if (bits >= 16777216) + bits |= SU_EXTEND2; + + // send the data + MSG_WriteByte (msg, svc_clientdata); + MSG_WriteShort (msg, bits); + if (bits & SU_EXTEND1) + MSG_WriteByte(msg, bits >> 16); + if (bits & SU_EXTEND2) + MSG_WriteByte(msg, bits >> 24); + + if (bits & SU_VIEWHEIGHT) + MSG_WriteChar (msg, stats[STAT_VIEWHEIGHT]); + + if (bits & SU_IDEALPITCH) + MSG_WriteChar (msg, (int)PRVM_serveredictfloat(ent, idealpitch)); + + for (i=0 ; i<3 ; i++) + { + if (bits & (SU_PUNCH1<begun || !client->netconnection || client->unreliablemsg.cursize + sv.datagram.cursize > client->unreliablemsg.maxsize || client->unreliablemsg_splitpoints >= (int)(sizeof(client->unreliablemsg_splitpoint)/sizeof(client->unreliablemsg_splitpoint[0]))) + continue; + SZ_Write(&client->unreliablemsg, sv.datagram.data, sv.datagram.cursize); + client->unreliablemsg_splitpoint[client->unreliablemsg_splitpoints++] = client->unreliablemsg.cursize; + } + SZ_Clear(&sv.datagram); +} + +static void SV_WriteUnreliableMessages(client_t *client, sizebuf_t *msg, int maxsize, int maxsize2) +{ + // scan the splitpoints to find out how many we can fit in + int numsegments, j, split; + if (!client->unreliablemsg_splitpoints) + return; + // always accept the first one if it's within 1024 bytes, this ensures + // that very big datagrams which are over the rate limit still get + // through, just to keep it working + for (numsegments = 1;numsegments < client->unreliablemsg_splitpoints;numsegments++) + if (msg->cursize + client->unreliablemsg_splitpoint[numsegments] > maxsize) + break; + // the first segment gets an exemption from the rate limiting, otherwise + // it could get dropped consistently due to a low rate limit + if (numsegments == 1) + maxsize = maxsize2; + // some will fit, so add the ones that will fit + split = client->unreliablemsg_splitpoint[numsegments-1]; + // note this discards ones that were accepted by the segments scan but + // can not fit, such as a really huge first one that will never ever + // fit in a packet... + if (msg->cursize + split <= maxsize) + SZ_Write(msg, client->unreliablemsg.data, split); + // remove the part we sent, keeping any remaining data + client->unreliablemsg.cursize -= split; + if (client->unreliablemsg.cursize > 0) + memmove(client->unreliablemsg.data, client->unreliablemsg.data + split, client->unreliablemsg.cursize); + // adjust remaining splitpoints + client->unreliablemsg_splitpoints -= numsegments; + for (j = 0;j < client->unreliablemsg_splitpoints;j++) + client->unreliablemsg_splitpoint[j] = client->unreliablemsg_splitpoint[numsegments + j] - split; +} + +/* +======================= +SV_SendClientDatagram +======================= +*/ +static void SV_SendClientDatagram (client_t *client) +{ + int clientrate, maxrate, maxsize, maxsize2, downloadsize; + sizebuf_t msg; + int stats[MAX_CL_STATS]; + static unsigned char sv_sendclientdatagram_buf[NET_MAXMESSAGE]; + double timedelta; + + // obey rate limit by limiting packet frequency if the packet size + // limiting fails + // (usually this is caused by reliable messages) + if (!NetConn_CanSend(client->netconnection)) + return; + + // PROTOCOL_DARKPLACES5 and later support packet size limiting of updates + maxrate = max(NET_MINRATE, sv_maxrate.integer); + if (sv_maxrate.integer != maxrate) + Cvar_SetValueQuick(&sv_maxrate, maxrate); + + // clientrate determines the 'cleartime' of a packet + // (how long to wait before sending another, based on this packet's size) + clientrate = bound(NET_MINRATE, client->rate, maxrate); + + switch (sv.protocol) + { + case PROTOCOL_QUAKE: + case PROTOCOL_QUAKEDP: + case PROTOCOL_NEHAHRAMOVIE: + case PROTOCOL_NEHAHRABJP: + case PROTOCOL_NEHAHRABJP2: + case PROTOCOL_NEHAHRABJP3: + case PROTOCOL_QUAKEWORLD: + // no packet size limit support on Quake protocols because it just + // causes missing entities/effects + // packets are simply sent less often to obey the rate limit + maxsize = 1024; + maxsize2 = 1024; + break; + case PROTOCOL_DARKPLACES1: + case PROTOCOL_DARKPLACES2: + case PROTOCOL_DARKPLACES3: + case PROTOCOL_DARKPLACES4: + // no packet size limit support on DP1-4 protocols because they kick + // the client off if they overflow, and miss effects + // packets are simply sent less often to obey the rate limit + maxsize = sizeof(sv_sendclientdatagram_buf); + maxsize2 = sizeof(sv_sendclientdatagram_buf); + break; + default: + // DP5 and later protocols support packet size limiting which is a + // better method than limiting packet frequency as QW does + // + // at very low rates (or very small sys_ticrate) the packet size is + // not reduced below 128, but packets may be sent less often + + // how long are bursts? + timedelta = host_client->rate_burstsize / (double)client->rate; + + // how much of the burst do we keep reserved? + timedelta *= 1 - net_burstreserve.value; + + // only try to use excess time + timedelta = bound(0, host.realtime - host_client->netconnection->cleartime, timedelta); + + // but we know next packet will be in sys_ticrate, so we can use up THAT bandwidth + timedelta += sys_ticrate.value; + + // note: packet overhead (not counted in maxsize) is 28 bytes + maxsize = (int)(clientrate * timedelta) - 28; + + // put it in sound bounds + maxsize = bound(128, maxsize, 1400); + maxsize2 = 1400; + + // csqc entities can easily exceed 128 bytes, so disable throttling in + // mods that use csqc (they are likely to use less bandwidth anyway) + if((net_usesizelimit.integer == 1) ? (sv.csqc_progsize > 0) : (net_usesizelimit.integer < 1)) + maxsize = maxsize2; + + break; + } + + if (LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP && !host_limitlocal.integer) + { + // for good singleplayer, send huge packets + maxsize = sizeof(sv_sendclientdatagram_buf); + maxsize2 = sizeof(sv_sendclientdatagram_buf); + // never limit frequency in singleplayer + clientrate = 1000000000; + } + + // while downloading, limit entity updates to half the packet + // (any leftover space will be used for downloading) + if (host_client->download_file) + maxsize /= 2; + + msg.data = sv_sendclientdatagram_buf; + msg.maxsize = sizeof(sv_sendclientdatagram_buf); + msg.cursize = 0; + msg.allowoverflow = false; + + if (host_client->begun) + { + // the player is in the game + MSG_WriteByte (&msg, svc_time); + MSG_WriteFloat (&msg, sv.time); + + // add the client specific data to the datagram + SV_WriteClientdataToMessage (client, client->edict, &msg, stats); + // now update the stats[] array using any registered custom fields + VM_SV_UpdateCustomStats(client, client->edict, &msg, stats); + // set host_client->statsdeltabits + Protocol_UpdateClientStats (stats); + + // add as many queued unreliable messages (effects) as we can fit + // limit effects to half of the remaining space + if (client->unreliablemsg.cursize) + SV_WriteUnreliableMessages (client, &msg, maxsize/2, maxsize2); + + // now write as many entities as we can fit, and also sends stats + SV_WriteEntitiesToClient (client, client->edict, &msg, maxsize); + } + else if (host.realtime > client->keepalivetime) + { + // the player isn't totally in the game yet + // send small keepalive messages if too much time has passed + // (may also be sending downloads) + client->keepalivetime = host.realtime + 5; + MSG_WriteChar (&msg, svc_nop); + } + + // if a download is active, see if there is room to fit some download data + // in this packet + downloadsize = min(maxsize*2,maxsize2) - msg.cursize - 7; + if (host_client->download_file && host_client->download_started && downloadsize > 0) + { + fs_offset_t downloadstart; + unsigned char data[1400]; + downloadstart = FS_Tell(host_client->download_file); + downloadsize = min(downloadsize, (int)sizeof(data)); + downloadsize = FS_Read(host_client->download_file, data, downloadsize); + // note this sends empty messages if at the end of the file, which is + // necessary to keep the packet loss logic working + // (the last blocks may be lost and need to be re-sent, and that will + // only occur if the client acks the empty end messages, revealing + // a gap in the download progress, causing the last blocks to be + // sent again) + MSG_WriteChar (&msg, svc_downloaddata); + MSG_WriteLong (&msg, downloadstart); + MSG_WriteShort (&msg, downloadsize); + if (downloadsize > 0) + SZ_Write (&msg, data, downloadsize); + } + + // reliable only if none is in progress + if(client->sendsignon != 2 && !client->netconnection->sendMessageLength) + SV_WriteDemoMessage(client, &(client->netconnection->message), false); + // unreliable + SV_WriteDemoMessage(client, &msg, false); + +// send the datagram + NetConn_SendUnreliableMessage (client->netconnection, &msg, sv.protocol, clientrate, client->rate_burstsize, client->sendsignon == 2); + if (client->sendsignon == 1 && !client->netconnection->message.cursize) + client->sendsignon = 2; // prevent reliable until client sends prespawn (this is the keepalive phase) +} + +/* +======================= +SV_UpdateToReliableMessages +======================= +*/ +static void SV_UpdateToReliableMessages (void) +{ + prvm_prog_t *prog = SVVM_prog; + int i, j; + client_t *client; + const char *name; + const char *model; + const char *skin; + int clientcamera; + +// check for changes to be sent over the reliable streams + for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++) + { + // update the host_client fields we care about according to the entity fields + host_client->edict = PRVM_EDICT_NUM(i+1); + + // DP_SV_CLIENTNAME + name = PRVM_GetString(prog, PRVM_serveredictstring(host_client->edict, netname)); + if (name == NULL) + name = ""; + // always point the string back at host_client->name to keep it safe + //strlcpy (host_client->name, name, sizeof (host_client->name)); + if (name != host_client->name) // prevent buffer overlap SIGABRT on Mac OSX + strlcpy (host_client->name, name, sizeof (host_client->name)); + SV_Name(i); + + // DP_SV_CLIENTCOLORS + host_client->colors = (int)PRVM_serveredictfloat(host_client->edict, clientcolors); + if (host_client->old_colors != host_client->colors) + { + host_client->old_colors = host_client->colors; + // send notification to all clients + MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors); + MSG_WriteByte (&sv.reliable_datagram, i); + MSG_WriteByte (&sv.reliable_datagram, host_client->colors); + } + + // NEXUIZ_PLAYERMODEL + model = PRVM_GetString(prog, PRVM_serveredictstring(host_client->edict, playermodel)); + if (model == NULL) + model = ""; + // always point the string back at host_client->name to keep it safe + //strlcpy (host_client->playermodel, model, sizeof (host_client->playermodel)); + if (model != host_client->playermodel) // prevent buffer overlap SIGABRT on Mac OSX + strlcpy (host_client->playermodel, model, sizeof (host_client->playermodel)); + PRVM_serveredictstring(host_client->edict, playermodel) = PRVM_SetEngineString(prog, host_client->playermodel); + + // NEXUIZ_PLAYERSKIN + skin = PRVM_GetString(prog, PRVM_serveredictstring(host_client->edict, playerskin)); + if (skin == NULL) + skin = ""; + // always point the string back at host_client->name to keep it safe + //strlcpy (host_client->playerskin, skin, sizeof (host_client->playerskin)); + if (skin != host_client->playerskin) // prevent buffer overlap SIGABRT on Mac OSX + strlcpy (host_client->playerskin, skin, sizeof (host_client->playerskin)); + PRVM_serveredictstring(host_client->edict, playerskin) = PRVM_SetEngineString(prog, host_client->playerskin); + + // TODO: add an extension name for this [1/17/2008 Black] + clientcamera = PRVM_serveredictedict(host_client->edict, clientcamera); + if (clientcamera > 0) + { + int oldclientcamera = host_client->clientcamera; + if (clientcamera >= prog->max_edicts || PRVM_EDICT_NUM(clientcamera)->priv.required->free) + clientcamera = PRVM_NUM_FOR_EDICT(host_client->edict); + host_client->clientcamera = clientcamera; + + if (oldclientcamera != host_client->clientcamera && host_client->netconnection) + { + MSG_WriteByte(&host_client->netconnection->message, svc_setview); + MSG_WriteShort(&host_client->netconnection->message, host_client->clientcamera); + } + } + + // frags + host_client->frags = (int)PRVM_serveredictfloat(host_client->edict, frags); + if(IS_OLDNEXUIZ_DERIVED(gamemode)) + if(!host_client->begun && host_client->netconnection) + host_client->frags = -666; + if (host_client->old_frags != host_client->frags) + { + host_client->old_frags = host_client->frags; + // send notification to all clients + MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags); + MSG_WriteByte (&sv.reliable_datagram, i); + MSG_WriteShort (&sv.reliable_datagram, host_client->frags); + } + } + + for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++) + if (client->netconnection && (client->begun || client->clientconnectcalled)) // also send MSG_ALL to people who are past ClientConnect, but not spawned yet + SZ_Write (&client->netconnection->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize); + + SZ_Clear (&sv.reliable_datagram); +} + + +/* +======================= +SV_SendClientMessages +======================= +*/ +void SV_SendClientMessages(void) +{ + int i, prepared = false; + + if (sv.protocol == PROTOCOL_QUAKEWORLD) + Sys_Error("SV_SendClientMessages: no quakeworld support\n"); + + SV_FlushBroadcastMessages(); + +// update frags, names, etc + SV_UpdateToReliableMessages(); + +// build individual updates + for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++) + { + if (!host_client->active) + continue; + if (!host_client->netconnection) + continue; + + if (host_client->netconnection->message.overflowed) + { + SV_DropClient (true); // if the message couldn't send, kick off + continue; + } + + if (!prepared) + { + prepared = true; + // only prepare entities once per frame + SV_PrepareEntitiesForSending(); + } + SV_SendClientDatagram(host_client); + } + +// clear muzzle flashes + SV_CleanupEnts(); +} -- 2.39.2