]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - sv_main.c
PROTOCOL_DARKPLACES5
[xonotic/darkplaces.git] / sv_main.c
index ada5adbca7ad66eff2d219bb995b0993c9f5b666..b8c14c726c37f413423725405a717662a1cbc6ec 100644 (file)
--- a/sv_main.c
+++ b/sv_main.c
@@ -21,23 +21,35 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #include "quakedef.h"
 
-static cvar_t sv_cullentities_pvs = {0, "sv_cullentities_pvs", "0"}; // fast but loose
-static cvar_t sv_cullentities_trace = {0, "sv_cullentities_trace", "1"}; // tends to get false negatives, uses a timeout to keep entities visible a short time after becoming hidden
+// select which protocol to host, by name
+// this is named the same as PROTOCOL_DARKPLACES5 for example, minus the PROTOCOL_ prefix
+cvar_t sv_protocolname = {0, "sv_protocolname", "DARKPLACES5"};
+cvar_t sv_ratelimitlocalplayer = {0, "sv_ratelimitlocalplayer", "0"};
+cvar_t sv_maxrate = {CVAR_SAVE | CVAR_NOTIFY, "sv_maxrate", "10000"};
+
+static cvar_t sv_cullentities_pvs = {0, "sv_cullentities_pvs", "1"}; // fast but loose
+static cvar_t sv_cullentities_trace = {0, "sv_cullentities_trace", "0"}; // tends to get false negatives, uses a timeout to keep entities visible a short time after becoming hidden
 static cvar_t sv_cullentities_stats = {0, "sv_cullentities_stats", "0"};
 static cvar_t sv_entpatch = {0, "sv_entpatch", "1"};
 
+cvar_t sv_gameplayfix_grenadebouncedownslopes = {0, "sv_gameplayfix_grenadebouncedownslopes", "1"};
+cvar_t sv_gameplayfix_noairborncorpse = {0, "sv_gameplayfix_noairborncorpse", "1"};
+cvar_t sv_gameplayfix_stepdown = {0, "sv_gameplayfix_stepdown", "1"};
+cvar_t sv_gameplayfix_stepwhilejumping = {0, "sv_gameplayfix_stepwhilejumping", "1"};
+cvar_t sv_gameplayfix_swiminbmodels = {0, "sv_gameplayfix_swiminbmodels", "1"};
+
 server_t sv;
 server_static_t svs;
 
 static char localmodels[MAX_MODELS][5];                        // inline model names for precache
 
 mempool_t *sv_edicts_mempool = NULL;
-mempool_t *sv_clients_mempool = NULL;
 
 //============================================================================
 
 extern void SV_Phys_Init (void);
 extern void SV_World_Init (void);
+static void SV_SaveEntFile_f(void);
 
 /*
 ===============
@@ -48,6 +60,7 @@ void SV_Init (void)
 {
        int i;
 
+       Cmd_AddCommand("sv_saveentfile", SV_SaveEntFile_f);
        Cvar_RegisterVariable (&sv_maxvelocity);
        Cvar_RegisterVariable (&sv_gravity);
        Cvar_RegisterVariable (&sv_friction);
@@ -63,6 +76,14 @@ void SV_Init (void)
        Cvar_RegisterVariable (&sv_cullentities_trace);
        Cvar_RegisterVariable (&sv_cullentities_stats);
        Cvar_RegisterVariable (&sv_entpatch);
+       Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
+       Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
+       Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
+       Cvar_RegisterVariable (&sv_gameplayfix_stepwhilejumping);
+       Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
+       Cvar_RegisterVariable (&sv_protocolname);
+       Cvar_RegisterVariable (&sv_ratelimitlocalplayer);
+       Cvar_RegisterVariable (&sv_maxrate);
 
        SV_Phys_Init();
        SV_World_Init();
@@ -70,8 +91,19 @@ void SV_Init (void)
        for (i = 0;i < MAX_MODELS;i++)
                sprintf (localmodels[i], "*%i", i);
 
-       sv_edicts_mempool = Mem_AllocPool("server edicts");
-       sv_clients_mempool = Mem_AllocPool("server clients");
+       sv_edicts_mempool = Mem_AllocPool("server edicts", 0, NULL);
+}
+
+static void SV_SaveEntFile_f(void)
+{
+       char basename[MAX_QPATH];
+       if (!sv.active || !sv.worldmodel)
+       {
+               Con_Print("Not running a server\n");
+               return;
+       }
+       FS_StripExtension(sv.worldmodel->name, basename, sizeof(basename));
+       FS_WriteFile(va("%s.ent", basename), sv.worldmodel->brush.entities, strlen(sv.worldmodel->brush.entities));
 }
 
 /*
@@ -96,9 +128,9 @@ void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
        if (sv.datagram.cursize > MAX_PACKETFRAGMENT-18)
                return;
        MSG_WriteByte (&sv.datagram, svc_particle);
-       MSG_WriteDPCoord (&sv.datagram, org[0]);
-       MSG_WriteDPCoord (&sv.datagram, org[1]);
-       MSG_WriteDPCoord (&sv.datagram, org[2]);
+       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++)
        {
                v = dir[i]*16;
@@ -126,9 +158,9 @@ void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount,
                if (sv.datagram.cursize > MAX_PACKETFRAGMENT-19)
                        return;
                MSG_WriteByte (&sv.datagram, svc_effect2);
-               MSG_WriteDPCoord (&sv.datagram, org[0]);
-               MSG_WriteDPCoord (&sv.datagram, org[1]);
-               MSG_WriteDPCoord (&sv.datagram, org[2]);
+               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);
@@ -139,9 +171,9 @@ void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount,
                if (sv.datagram.cursize > MAX_PACKETFRAGMENT-17)
                        return;
                MSG_WriteByte (&sv.datagram, svc_effect);
-               MSG_WriteDPCoord (&sv.datagram, org[0]);
-               MSG_WriteDPCoord (&sv.datagram, org[1]);
-               MSG_WriteDPCoord (&sv.datagram, org[2]);
+               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);
@@ -187,7 +219,7 @@ void SV_StartSound (edict_t *entity, int channel, char *sample, int volume, floa
 
        if ( sound_num == MAX_SOUNDS || !sv.sound_precache[sound_num] )
        {
-               Con_Printf ("SV_StartSound: %s not precached\n", sample);
+               Con_Printf("SV_StartSound: %s not precached\n", sample);
                return;
        }
 
@@ -222,7 +254,7 @@ void SV_StartSound (edict_t *entity, int channel, char *sample, int volume, floa
        else
                MSG_WriteByte (&sv.datagram, sound_num);
        for (i = 0;i < 3;i++)
-               MSG_WriteDPCoord (&sv.datagram, entity->v->origin[i]+0.5*(entity->v->mins[i]+entity->v->maxs[i]));
+               MSG_WriteCoord (&sv.datagram, entity->v->origin[i]+0.5*(entity->v->mins[i]+entity->v->maxs[i]), sv.protocol);
 }
 
 /*
@@ -249,19 +281,30 @@ void SV_SendServerinfo (client_t *client)
        // edicts get reallocated on level changes, so we need to update it here
        client->edict = EDICT_NUM(client->number + 1);
 
+
        // LordHavoc: clear entityframe tracking
-       client->entityframenumber = 0;
+
+       if (client->entitydatabase)
+               EntityFrame_FreeDatabase(client->entitydatabase);
        if (client->entitydatabase4)
                EntityFrame4_FreeDatabase(client->entitydatabase4);
-       client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_clients_mempool);
+       if (client->entitydatabase5)
+               EntityFrame5_FreeDatabase(client->entitydatabase5);
+
+       if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
+               client->entitydatabase = EntityFrame_AllocDatabase(sv_clients_mempool);
+       if (sv.protocol == PROTOCOL_DARKPLACES4)
+               client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_clients_mempool);
+       if (sv.protocol == PROTOCOL_DARKPLACES5)
+               client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_clients_mempool);
 
        MSG_WriteByte (&client->message, svc_print);
-       sprintf (message, "\002\nServer: %s build %s (progs %i crc)", gamename, buildstring, pr_crc);
+       snprintf (message, sizeof (message), "\002\nServer: %s build %s (progs %i crc)", gamename, buildstring, pr_crc);
        MSG_WriteString (&client->message,message);
 
        MSG_WriteByte (&client->message, svc_serverinfo);
-       MSG_WriteLong (&client->message, DPPROTOCOL_VERSION4);
-       MSG_WriteByte (&client->message, MAX_SCOREBOARD);
+       MSG_WriteLong (&client->message, sv.protocol);
+       MSG_WriteByte (&client->message, svs.maxclients);
 
        if (!coop.integer && deathmatch.integer)
                MSG_WriteByte (&client->message, GAME_DEATHMATCH);
@@ -308,12 +351,13 @@ void SV_ConnectClient (int clientnum, netconn_t *netconnection)
        int                             i;
        float                   spawn_parms[NUM_SPAWN_PARMS];
 
-       client = svs.connectedclients[clientnum];
+       client = svs.clients + clientnum;
 
 // set up the client_t
        if (sv.loadgame)
                memcpy (spawn_parms, client->spawn_parms, sizeof(spawn_parms));
        memset (client, 0, sizeof(*client));
+       client->active = true;
        client->netconnection = netconnection;
 
        Con_DPrintf("Client %s connected\n", client->netconnection->address);
@@ -380,8 +424,8 @@ SV_WriteEntitiesToClient
 
 =============
 */
-#ifdef QUAKEENTITIES
-void SV_WriteEntitiesToClient (client_t *client, edict_t *clent, sizebuf_t *msg)
+/*
+void SV_WriteEntitiesToClient_QUAKE (client_t *client, edict_t *clent, sizebuf_t *msg)
 {
        int e, clentnum, bits, alpha, glowcolor, glowsize, scale, effects, lightsize;
        int culled_pvs, culled_trace, visibleentities, totalentities;
@@ -506,14 +550,14 @@ void SV_WriteEntitiesToClient (client_t *client, edict_t *clent, sizebuf_t *msg)
                        }
 
                        // don't try to cull embedded brush models with this, they're sometimes huge (spanning several rooms)
-                       if (sv_cullentities_trace.integer && (model == NULL || model->brush.TraceBox == NULL || model->name[0] != '*'))
+                       if (sv_cullentities_trace.integer && (model == NULL || model->name[0] != '*'))
                        {
                                // LordHavoc: test random offsets, to maximize chance of detection
                                testorigin[0] = lhrandom(entmins[0], entmaxs[0]);
                                testorigin[1] = lhrandom(entmins[1], entmaxs[1]);
                                testorigin[2] = lhrandom(entmins[2], entmaxs[2]);
 
-                               sv.worldmodel->brush.TraceBox(sv.worldmodel, &trace, testeye, testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
+                               sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, testeye, testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
                                if (trace.fraction == 1)
                                        client->visibletime[e] = realtime + 1;
                                else
@@ -523,7 +567,7 @@ void SV_WriteEntitiesToClient (client_t *client, edict_t *clent, sizebuf_t *msg)
                                        testorigin[1] = bound(entmins[1], testeye[1], entmaxs[1]);
                                        testorigin[2] = bound(entmins[2], testeye[2], entmaxs[2]);
 
-                                       sv.worldmodel->brush.TraceBox(sv.worldmodel, &trace, testeye, testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
+                                       sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, testeye, testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
                                        if (trace.fraction == 1)
                                                client->visibletime[e] = realtime + 1;
                                        else if (realtime > client->visibletime[e])
@@ -584,7 +628,7 @@ void SV_WriteEntitiesToClient (client_t *client, edict_t *clent, sizebuf_t *msg)
 
                if (msg->maxsize - msg->cursize < 32) // LordHavoc: increased check from 16 to 32
                {
-                       Con_Print("packet overflow\n");
+                       Con_Print("packet overflow\n");
                        // mark the rest of the entities so they can't be delta compressed against this frame
                        for (;e < sv.num_edicts;e++)
                        {
@@ -686,12 +730,12 @@ void SV_WriteEntitiesToClient (client_t *client, edict_t *clent, sizebuf_t *msg)
                if (bits & U_COLORMAP)  MSG_WriteByte(msg, ent->v->colormap);
                if (bits & U_SKIN)              MSG_WriteByte(msg, ent->v->skin);
                if (bits & U_EFFECTS)   MSG_WriteByte(msg, ent->v->effects);
-               if (bits & U_ORIGIN1)   MSG_WriteDPCoord(msg, origin[0]);
-               if (bits & U_ANGLE1)    MSG_WriteAngle(msg, angles[0]);
-               if (bits & U_ORIGIN2)   MSG_WriteDPCoord(msg, origin[1]);
-               if (bits & U_ANGLE2)    MSG_WriteAngle(msg, angles[1]);
-               if (bits & U_ORIGIN3)   MSG_WriteDPCoord(msg, origin[2]);
-               if (bits & U_ANGLE3)    MSG_WriteAngle(msg, angles[2]);
+               if (bits & U_ORIGIN1)   MSG_WriteCoord13i(msg, origin[0]);
+               if (bits & U_ANGLE1)    MSG_WriteAngle8i(msg, angles[0]);
+               if (bits & U_ORIGIN2)   MSG_WriteCoord13i(msg, origin[1]);
+               if (bits & U_ANGLE2)    MSG_WriteAngle8i(msg, angles[1]);
+               if (bits & U_ORIGIN3)   MSG_WriteCoord13i(msg, origin[2]);
+               if (bits & U_ANGLE3)    MSG_WriteAngle8i(msg, angles[2]);
 
                // LordHavoc: new stuff
                if (bits & U_ALPHA)             MSG_WriteByte(msg, alpha);
@@ -706,7 +750,8 @@ void SV_WriteEntitiesToClient (client_t *client, edict_t *clent, sizebuf_t *msg)
        if (sv_cullentities_stats.integer)
                Con_Printf("client \"%s\" entities: %d total, %d visible, %d culled by: %d pvs %d trace\n", client->name, totalentities, visibleentities, culled_pvs + culled_trace, culled_pvs, culled_trace);
 }
-#else
+*/
+
 static int numsendentities;
 static entity_state_t sendentities[MAX_EDICTS];
 static entity_state_t *sendentitiesindex[MAX_EDICTS];
@@ -726,7 +771,7 @@ void SV_PrepareEntitiesForSending(void)
                if (ent->e->free)
                        continue;
 
-               ClearStateToDefault(&cs);
+               cs = defaultstate;
                cs.active = true;
                cs.number = e;
                VectorCopy(ent->v->origin, cs.origin);
@@ -792,7 +837,40 @@ void SV_PrepareEntitiesForSending(void)
                if (cs.viewmodelforclient)
                        cs.flags |= RENDER_VIEWMODEL; // show relative to the view
 
+               f = GETEDICTFIELDVALUE(ent, eval_color)->vector[0]*256;
+               cs.light[0] = (unsigned short)bound(0, f, 65535);
+               f = GETEDICTFIELDVALUE(ent, eval_color)->vector[1]*256;
+               cs.light[1] = (unsigned short)bound(0, f, 65535);
+               f = GETEDICTFIELDVALUE(ent, eval_color)->vector[2]*256;
+               cs.light[2] = (unsigned short)bound(0, f, 65535);
+               f = GETEDICTFIELDVALUE(ent, eval_light_lev)->_float;
+               cs.light[3] = (unsigned short)bound(0, f, 65535);
+               cs.lightstyle = (qbyte)GETEDICTFIELDVALUE(ent, eval_style)->_float;
+               cs.lightpflags = (qbyte)GETEDICTFIELDVALUE(ent, eval_pflags)->_float;
+
+               if (gamemode == GAME_TENEBRAE)
+               {
+                       // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW
+                       if (cs.effects & 16)
+                       {
+                               cs.effects &= ~16;
+                               cs.lightpflags |= PFLAGS_FULLDYNAMIC;
+                       }
+                       // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE
+                       if (cs.effects & 32)
+                       {
+                               cs.effects &= ~32;
+                               cs.light[0] = 0.2;
+                               cs.light[1] = 1;
+                               cs.light[2] = 0.2;
+                               cs.light[3] = 200;
+                               cs.lightpflags |= PFLAGS_FULLDYNAMIC;
+                       }
+               }
+
                cs.specialvisibilityradius = 0;
+               if (cs.lightpflags & PFLAGS_FULLDYNAMIC)
+                       cs.specialvisibilityradius = max(cs.specialvisibilityradius, cs.light[3]);
                if (cs.glowsize)
                        cs.specialvisibilityradius = max(cs.specialvisibilityradius, cs.glowsize * 4);
                if (cs.flags & RENDER_GLOWTRAIL)
@@ -822,7 +900,7 @@ void SV_PrepareEntitiesForSending(void)
                // we can omit invisible entities with no effects that are not clients
                // LordHavoc: this could kill tags attached to an invisible entity, I
                // just hope we never have to support that case
-               if (cs.number > MAX_SCOREBOARD && ((cs.effects & EF_NODRAW) || (!cs.modelindex && !cs.specialvisibilityradius)))
+               if (cs.number > svs.maxclients && ((cs.effects & EF_NODRAW) || (!cs.modelindex && !cs.specialvisibilityradius)))
                        continue;
                sendentitiesindex[e] = sendentities + numsendentities;
                sendentities[numsendentities++] = cs;
@@ -843,6 +921,7 @@ static client_t *sv_writeentitiestoclient_client;
 
 void SV_MarkWriteEntityStateToClient(entity_state_t *s)
 {
+       int isbmodel;
        vec3_t entmins, entmaxs, lightmins, lightmaxs, testorigin;
        model_t *model;
        trace_t trace;
@@ -868,6 +947,7 @@ void SV_MarkWriteEntityStateToClient(entity_state_t *s)
                // LordHavoc: only send entities with a model or important effects
                if (!s->modelindex && s->specialvisibilityradius == 0)
                        return;
+               isbmodel = (model = sv.models[s->modelindex]) == NULL || model->name[0] != '*';
                if (s->tagentity)
                {
                        // tag attached entities simply check their parent
@@ -878,7 +958,7 @@ void SV_MarkWriteEntityStateToClient(entity_state_t *s)
                                return;
                }
                // always send world submodels, they don't generate much traffic
-               else if ((model = sv.models[s->modelindex]) == NULL || model->name[0] != '*')
+               else if (!isbmodel || sv.protocol == PROTOCOL_QUAKE)
                {
                        Mod_CheckLoaded(model);
                        // entity has survived every check so far, check if visible
@@ -913,9 +993,9 @@ void SV_MarkWriteEntityStateToClient(entity_state_t *s)
                        lightmins[0] = min(entmins[0], s->origin[0] - s->specialvisibilityradius);
                        lightmins[1] = min(entmins[1], s->origin[1] - s->specialvisibilityradius);
                        lightmins[2] = min(entmins[2], s->origin[2] - s->specialvisibilityradius);
-                       lightmaxs[0] = min(entmaxs[0], s->origin[0] + s->specialvisibilityradius);
-                       lightmaxs[1] = min(entmaxs[1], s->origin[1] + s->specialvisibilityradius);
-                       lightmaxs[2] = min(entmaxs[2], s->origin[2] + s->specialvisibilityradius);
+                       lightmaxs[0] = max(entmaxs[0], s->origin[0] + s->specialvisibilityradius);
+                       lightmaxs[1] = max(entmaxs[1], s->origin[1] + s->specialvisibilityradius);
+                       lightmaxs[2] = max(entmaxs[2], s->origin[2] + s->specialvisibilityradius);
                        sv_writeentitiestoclient_totalentities++;
                        // if not touching a visible leaf
                        if (sv_cullentities_pvs.integer && sv_writeentitiestoclient_pvsbytes && sv.worldmodel && sv.worldmodel->brush.BoxTouchingPVS && !sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, sv_writeentitiestoclient_pvs, lightmins, lightmaxs))
@@ -924,13 +1004,13 @@ void SV_MarkWriteEntityStateToClient(entity_state_t *s)
                                return;
                        }
                        // or not seen by random tracelines
-                       if (sv_cullentities_trace.integer)
+                       if (sv_cullentities_trace.integer && !isbmodel)
                        {
                                // LordHavoc: test center first
                                testorigin[0] = (entmins[0] + entmaxs[0]) * 0.5f;
                                testorigin[1] = (entmins[1] + entmaxs[1]) * 0.5f;
                                testorigin[2] = (entmins[2] + entmaxs[2]) * 0.5f;
-                               sv.worldmodel->brush.TraceBox(sv.worldmodel, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
+                               sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
                                if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, entmins, entmaxs))
                                        sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
                                else
@@ -939,7 +1019,7 @@ void SV_MarkWriteEntityStateToClient(entity_state_t *s)
                                        testorigin[0] = lhrandom(entmins[0], entmaxs[0]);
                                        testorigin[1] = lhrandom(entmins[1], entmaxs[1]);
                                        testorigin[2] = lhrandom(entmins[2], entmaxs[2]);
-                                       sv.worldmodel->brush.TraceBox(sv.worldmodel, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
+                                       sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
                                        if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, entmins, entmaxs))
                                                sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
                                        else
@@ -950,7 +1030,7 @@ void SV_MarkWriteEntityStateToClient(entity_state_t *s)
                                                        testorigin[0] = lhrandom(lightmins[0], lightmaxs[0]);
                                                        testorigin[1] = lhrandom(lightmins[1], lightmaxs[1]);
                                                        testorigin[2] = lhrandom(lightmins[2], lightmaxs[2]);
-                                                       sv.worldmodel->brush.TraceBox(sv.worldmodel, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
+                                                       sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
                                                        if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, entmins, entmaxs))
                                                                sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
                                                }
@@ -971,24 +1051,42 @@ void SV_MarkWriteEntityStateToClient(entity_state_t *s)
        sententities[s->number] = sententitiesmark;
 }
 
-void SV_WriteEntitiesToClient(client_t *client, edict_t *clent, sizebuf_t *msg)
+entity_state_t sendstates[MAX_EDICTS]; 
+
+/*
+// entityframe4 protocol
+void SV_WriteEntitiesToClient_EF4(client_t *client, edict_t *clent, sizebuf_t *msg)
 {
        int i;
        vec3_t testorigin;
        entity_state_t *s;
-       entity_database4_t *d;
-       int maxbytes, n, startnumber;
+       entityframe4_database_t *d;
+       int n, startnumber;
        entity_state_t *e, inactiveentitystate;
        sizebuf_t buf;
        qbyte data[128];
+
+       // if there isn't enough space to accomplish anything, skip it
+       if (msg->cursize + 24 > msg->maxsize)
+               return;
+
        // prepare the buffer
        memset(&buf, 0, sizeof(buf));
        buf.data = data;
        buf.maxsize = sizeof(data);
 
+       d = client->entitydatabase4;
+
+       for (i = 0;i < MAX_ENTITY_HISTORY;i++)
+               if (!d->commit[i].numentities)
+                       break;
+       // if commit buffer full, just don't bother writing an update this frame
+       if (i == MAX_ENTITY_HISTORY)
+               return;
+       d->currentcommit = d->commit + i;
+
        // this state's number gets played around with later
-       ClearStateToDefault(&inactiveentitystate);
-       //inactiveentitystate = defaultstate;
+       inactiveentitystate = defaultstate;
 
        sv_writeentitiestoclient_client = client;
 
@@ -1022,17 +1120,19 @@ void SV_WriteEntitiesToClient(client_t *client, edict_t *clent, sizebuf_t *msg)
        for (i = 0;i < numsendentities;i++)
                SV_MarkWriteEntityStateToClient(sendentities + i);
 
-       d = client->entitydatabase4;
-       // calculate maximum bytes to allow in this packet
-       // deduct 4 to account for the end data
-       maxbytes = min(msg->maxsize, MAX_PACKETFRAGMENT) - 4;
-
-       d->currentcommit = d->commit + EntityFrame4_SV_ChooseCommitToReplace(d);
        d->currentcommit->numentities = 0;
-       d->currentcommit->framenum = ++client->entityframenumber;
+       d->currentcommit->framenum = ++d->latestframenumber;
        MSG_WriteByte(msg, svc_entities);
        MSG_WriteLong(msg, d->referenceframenum);
        MSG_WriteLong(msg, d->currentcommit->framenum);
+       if (developer_networkentities.integer >= 1)
+       {
+               Con_Printf("send svc_entities num:%i ref:%i (database: ref:%i commits:", d->currentcommit->framenum, d->referenceframenum, d->referenceframenum);
+               for (i = 0;i < MAX_ENTITY_HISTORY;i++)
+                       if (d->commit[i].numentities)
+                               Con_Printf(" %i", d->commit[i].framenum);
+               Con_Print(")\n");
+       }
        if (d->currententitynumber >= sv.max_edicts)
                startnumber = 1;
        else
@@ -1060,11 +1160,11 @@ void SV_WriteEntitiesToClient(client_t *client, edict_t *clent, sizebuf_t *msg)
                        if (s->exteriormodelforclient && s->exteriormodelforclient == sv_writeentitiestoclient_clentnum)
                        {
                                s->flags |= RENDER_EXTERIORMODEL;
-                               EntityState_Write(s, &buf, e);
+                               EntityState_WriteUpdate(s, &buf, e);
                                s->flags &= ~RENDER_EXTERIORMODEL;
                        }
                        else
-                               EntityState_Write(s, &buf, e);
+                               EntityState_WriteUpdate(s, &buf, e);
                }
                else
                {
@@ -1077,7 +1177,7 @@ void SV_WriteEntitiesToClient(client_t *client, edict_t *clent, sizebuf_t *msg)
                        }
                }
                // if the commit is full, we're done this frame
-               if (msg->cursize + buf.cursize > maxbytes)
+               if (msg->cursize + buf.cursize > msg->maxsize - 4)
                {
                        // next frame we will continue where we left off
                        break;
@@ -1103,7 +1203,64 @@ void SV_WriteEntitiesToClient(client_t *client, edict_t *clent, sizebuf_t *msg)
        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_totalentities, sv_writeentitiestoclient_visibleentities, sv_writeentitiestoclient_culled_pvs + sv_writeentitiestoclient_culled_trace, sv_writeentitiestoclient_culled_pvs, sv_writeentitiestoclient_culled_trace);
 }
-#endif
+*/
+
+void SV_WriteEntitiesToClient(client_t *client, edict_t *clent, sizebuf_t *msg)
+{
+       int i, numsendstates;
+       entity_state_t *s;
+
+       // if there isn't enough space to accomplish anything, skip it
+       if (msg->cursize + 25 > msg->maxsize)
+               return;
+
+       sv_writeentitiestoclient_client = client;
+
+       sv_writeentitiestoclient_culled_pvs = 0;
+       sv_writeentitiestoclient_culled_trace = 0;
+       sv_writeentitiestoclient_visibleentities = 0;
+       sv_writeentitiestoclient_totalentities = 0;
+
+       Mod_CheckLoaded(sv.worldmodel);
+
+// find the client's PVS
+       // the real place being tested from
+       VectorAdd(clent->v->origin, clent->v->view_ofs, sv_writeentitiestoclient_testeye);
+       sv_writeentitiestoclient_pvsbytes = 0;
+       if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
+               sv_writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, sv_writeentitiestoclient_testeye, 8, sv_writeentitiestoclient_pvs, sizeof(sv_writeentitiestoclient_pvs));
+
+       sv_writeentitiestoclient_clentnum = EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
+
+       sententitiesmark++;
+
+       for (i = 0;i < numsendentities;i++)
+               SV_MarkWriteEntityStateToClient(sendentities + i);
+
+       numsendstates = 0;
+       for (i = 0;i < numsendentities;i++)
+       {
+               if (sententities[sendentities[i].number] == sententitiesmark)
+               {
+                       s = &sendstates[numsendstates++];
+                       *s = sendentities[i];
+                       if (s->exteriormodelforclient && s->exteriormodelforclient == sv_writeentitiestoclient_clentnum)
+                               s->flags |= RENDER_EXTERIORMODEL;
+               }
+       }
+
+       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_totalentities, sv_writeentitiestoclient_visibleentities, sv_writeentitiestoclient_culled_pvs + sv_writeentitiestoclient_culled_trace, sv_writeentitiestoclient_culled_pvs, sv_writeentitiestoclient_culled_trace);
+
+       if (client->entitydatabase5)
+               EntityFrame5_WriteFrame(msg, client->entitydatabase5, numsendstates, sendstates, client - svs.clients + 1);
+       else if (client->entitydatabase4)
+               EntityFrame4_WriteFrame(msg, client->entitydatabase4, numsendstates, sendstates);
+       else if (client->entitydatabase)
+               EntityFrame_WriteFrame(msg, client->entitydatabase, numsendstates, sendstates, client - svs.clients + 1);
+       else
+               EntityFrameQuake_WriteFrame(msg, numsendstates, sendstates);
+}
 
 /*
 =============
@@ -1147,7 +1304,7 @@ void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
                MSG_WriteByte (msg, ent->v->dmg_save);
                MSG_WriteByte (msg, ent->v->dmg_take);
                for (i=0 ; i<3 ; i++)
-                       MSG_WriteDPCoord (msg, other->v->origin[i] + 0.5*(other->v->mins[i] + other->v->maxs[i]));
+                       MSG_WriteCoord (msg, other->v->origin[i] + 0.5*(other->v->mins[i] + other->v->maxs[i]), sv.protocol);
 
                ent->v->dmg_take = 0;
                ent->v->dmg_save = 0;
@@ -1163,7 +1320,12 @@ void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
        {
                MSG_WriteByte (msg, svc_setangle);
                for (i=0 ; i < 3 ; i++)
-                       MSG_WriteAngle (msg, ent->v->angles[i] );
+               {
+                       if (sv.protocol == PROTOCOL_DARKPLACES5)
+                               MSG_WriteAngle16i (msg, ent->v->angles[i] );
+                       else
+                               MSG_WriteAngle8i (msg, ent->v->angles[i] );
+               }
                ent->v->fixangle = 0;
        }
 
@@ -1192,7 +1354,7 @@ void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
        if ( ent->v->waterlevel >= 2)
                bits |= SU_INWATER;
 
-       // dpprotocol
+       // PROTOCOL_DARKPLACES
        VectorClear(punchvector);
        if ((val = GETEDICTFIELDVALUE(ent, eval_punchvector)))
                VectorCopy(val->vector, punchvector);
@@ -1204,19 +1366,22 @@ void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
                if (i == 0)
                        i = 255;
                else
-                       i = bound(0, i, 255);
+                       i = bound(0, i, 65535);
        }
        viewzoom = i;
 
-       if (viewzoom != 255)
-               bits |= SU_VIEWZOOM;
+       // FIXME: which protocols support this?  does PROTOCOL_DARKPLACES3 support viewzoom?
+       if (sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
+               if (viewzoom != 255)
+                       bits |= SU_VIEWZOOM;
 
        for (i=0 ; i<3 ; i++)
        {
                if (ent->v->punchangle[i])
                        bits |= (SU_PUNCH1<<i);
-               if (punchvector[i]) // dpprotocol
-                       bits |= (SU_PUNCHVEC1<<i); // dpprotocol
+               if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
+                       if (punchvector[i])
+                               bits |= (SU_PUNCHVEC1<<i);
                if (ent->v->velocity[i])
                        bits |= (SU_VELOCITY1<<i);
        }
@@ -1252,48 +1417,114 @@ void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
        for (i=0 ; i<3 ; i++)
        {
                if (bits & (SU_PUNCH1<<i))
-                       MSG_WritePreciseAngle(msg, ent->v->punchangle[i]); // dpprotocol
-               if (bits & (SU_PUNCHVEC1<<i)) // dpprotocol
-                       MSG_WriteDPCoord(msg, punchvector[i]); // dpprotocol
+               {
+                       if (sv.protocol == PROTOCOL_QUAKE)
+                               MSG_WriteChar(msg, ent->v->punchangle[i]);
+                       else if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
+                               MSG_WriteAngle16i(msg, ent->v->punchangle[i]);
+               }
+               if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
+               {
+                       if (bits & (SU_PUNCHVEC1<<i))
+                       {
+                               if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
+                                       MSG_WriteCoord16i(msg, punchvector[i]);
+                               else if (sv.protocol == PROTOCOL_DARKPLACES5)
+                                       MSG_WriteCoord32f(msg, punchvector[i]);
+                       }
+               }
                if (bits & (SU_VELOCITY1<<i))
-                       MSG_WriteChar (msg, ent->v->velocity[i]/16);
+               {
+                       if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
+                               MSG_WriteChar(msg, ent->v->velocity[i] * (1.0f / 16.0f));
+                       else if (sv.protocol == PROTOCOL_DARKPLACES5)
+                               MSG_WriteCoord32f(msg, ent->v->velocity[i]);
+               }
        }
 
 // [always sent]       if (bits & SU_ITEMS)
        MSG_WriteLong (msg, items);
 
-       if (bits & SU_WEAPONFRAME)
-               MSG_WriteByte (msg, ent->v->weaponframe);
-       if (bits & SU_ARMOR)
-               MSG_WriteByte (msg, ent->v->armorvalue);
-       if (bits & SU_WEAPON)
-               MSG_WriteByte (msg, SV_ModelIndex(PR_GetString(ent->v->weaponmodel)));
-
-       MSG_WriteShort (msg, ent->v->health);
-       MSG_WriteByte (msg, ent->v->currentammo);
-       MSG_WriteByte (msg, ent->v->ammo_shells);
-       MSG_WriteByte (msg, ent->v->ammo_nails);
-       MSG_WriteByte (msg, ent->v->ammo_rockets);
-       MSG_WriteByte (msg, ent->v->ammo_cells);
-
-       if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE)
+       if (sv.protocol == PROTOCOL_DARKPLACES5)
        {
-               for(i=0;i<32;i++)
+               if (bits & SU_WEAPONFRAME)
+                       MSG_WriteShort (msg, ent->v->weaponframe);
+               if (bits & SU_ARMOR)
+                       MSG_WriteShort (msg, ent->v->armorvalue);
+               if (bits & SU_WEAPON)
                {
-                       if ( ((int)ent->v->weapon) & (1<<i) )
+                       i = SV_ModelIndex(PR_GetString(ent->v->weaponmodel));
+                       if (i < 0)
                        {
-                               MSG_WriteByte (msg, i);
-                               break;
+                               Con_DPrintf("weaponmodel \"%s\" not precached\n", PR_GetString(ent->v->weaponmodel));
+                               i = 0;
                        }
+                       MSG_WriteShort (msg, i);
                }
+
+               MSG_WriteShort (msg, ent->v->health);
+               MSG_WriteShort (msg, ent->v->currentammo);
+               MSG_WriteShort (msg, ent->v->ammo_shells);
+               MSG_WriteShort (msg, ent->v->ammo_nails);
+               MSG_WriteShort (msg, ent->v->ammo_rockets);
+               MSG_WriteShort (msg, ent->v->ammo_cells);
+
+               MSG_WriteShort (msg, ent->v->weapon);
+       
+               if (bits & SU_VIEWZOOM)
+                       MSG_WriteShort (msg, viewzoom);
        }
        else
        {
-               MSG_WriteByte (msg, ent->v->weapon);
-       }
+               if (bits & SU_WEAPONFRAME)
+                       MSG_WriteByte (msg, ent->v->weaponframe);
+               if (bits & SU_ARMOR)
+                       MSG_WriteByte (msg, ent->v->armorvalue);
+               if (bits & SU_WEAPON)
+               {
+                       i = SV_ModelIndex(PR_GetString(ent->v->weaponmodel));
+                       if (i < 0)
+                       {
+                               Con_DPrintf("weaponmodel \"%s\" not precached\n", PR_GetString(ent->v->weaponmodel));
+                               i = 0;
+                       }
+                       MSG_WriteByte (msg, i);
+               }
 
-       if (bits & SU_VIEWZOOM)
-               MSG_WriteByte (msg, viewzoom);
+               MSG_WriteShort (msg, ent->v->health);
+               MSG_WriteByte (msg, ent->v->currentammo);
+               MSG_WriteByte (msg, ent->v->ammo_shells);
+               MSG_WriteByte (msg, ent->v->ammo_nails);
+               MSG_WriteByte (msg, ent->v->ammo_rockets);
+               MSG_WriteByte (msg, ent->v->ammo_cells);
+
+               if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE || gamemode == GAME_NEXUIZ)
+               {
+                       for(i=0;i<32;i++)
+                       {
+                               if ( ((int)ent->v->weapon) & (1<<i) )
+                               {
+                                       MSG_WriteByte (msg, i);
+                                       break;
+                               }
+                       }
+               }
+               else
+               {
+                       MSG_WriteByte (msg, ent->v->weapon);
+               }
+       
+               if (bits & SU_VIEWZOOM)
+               {
+                       if (sv.protocol == PROTOCOL_DARKPLACES4)
+                       {
+                               viewzoom = min(viewzoom, 255);
+                               MSG_WriteByte (msg, viewzoom);
+                       }
+                       else if (sv.protocol == PROTOCOL_DARKPLACES5)
+                               MSG_WriteShort (msg, viewzoom);
+               }
+       }
 }
 
 /*
@@ -1301,13 +1532,41 @@ void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
 SV_SendClientDatagram
 =======================
 */
-static qbyte sv_sendclientdatagram_buf[MAX_DATAGRAM]; // FIXME?
+static qbyte sv_sendclientdatagram_buf[NET_MAXMESSAGE]; // FIXME?
 qboolean SV_SendClientDatagram (client_t *client)
 {
-       sizebuf_t       msg;
+       int rate, maxrate, maxsize, maxsize2;
+       sizebuf_t msg;
+
+       if (LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP && !sv_ratelimitlocalplayer.integer)
+       {
+               // for good singleplayer, send huge packets
+               maxsize = sizeof(sv_sendclientdatagram_buf);
+               maxsize2 = sizeof(sv_sendclientdatagram_buf);
+       }
+       else if (sv.protocol == PROTOCOL_DARKPLACES5)
+       {
+               // PROTOCOL_DARKPLACES5 supports packet size limiting of updates
+               maxrate = bound(NET_MINRATE, sv_maxrate.integer, NET_MAXRATE);
+               if (sv_maxrate.integer != maxrate)
+                       Cvar_SetValueQuick(&sv_maxrate, maxrate);
+
+               rate = bound(NET_MINRATE, client->netconnection->rate, maxrate);
+               rate = (int)(client->netconnection->rate * sys_ticrate.value);
+               maxsize = bound(100, rate, 1400);
+               maxsize2 = 1400;
+       }
+       else
+       {
+               // no rate limiting support on older protocols because dp protocols
+               // 1-4 kick the client off if they overflow, and quake protocol shows
+               // less than the full entity set if rate limited
+               maxsize = 1400;
+               maxsize2 = 1400;
+       }
 
        msg.data = sv_sendclientdatagram_buf;
-       msg.maxsize = sizeof(sv_sendclientdatagram_buf);
+       msg.maxsize = maxsize;
        msg.cursize = 0;
 
        MSG_WriteByte (&msg, svc_time);
@@ -1318,8 +1577,13 @@ qboolean SV_SendClientDatagram (client_t *client)
 
        SV_WriteEntitiesToClient (client, client->edict, &msg);
 
+       // expand packet size to allow effects to go over the rate limit
+       // (dropping them is FAR too ugly)
+       msg.maxsize = maxsize2;
+
        // copy the server datagram if there is space
-       if (msg.cursize + sv.datagram.cursize < msg.maxsize)
+       // FIXME: put in delayed queue of effects to send
+       if (sv.datagram.cursize > 0 && msg.cursize + sv.datagram.cursize <= msg.maxsize)
                SZ_Write (&msg, sv.datagram.data, sv.datagram.cursize);
 
 // send the datagram
@@ -1345,71 +1609,67 @@ void SV_UpdateToReliableMessages (void)
        char *s;
 
 // check for changes to be sent over the reliable streams
-       for (i = 0;i < MAX_SCOREBOARD;i++)
+       for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
        {
-               // only update the client fields if they've spawned in
-               if ((host_client = svs.connectedclients[i]) && host_client->spawned)
+               // update the host_client fields we care about according to the entity fields
+               sv_player = EDICT_NUM(i+1);
+               s = PR_GetString(sv_player->v->netname);
+               if (s != host_client->name)
                {
-                       // update the host_client fields we care about according to the entity fields
-                       sv_player = host_client->edict;
-                       s = PR_GetString(sv_player->v->netname);
-                       if (s != host_client->name)
-                       {
-                               if (s == NULL)
-                                       s = "";
-                               // point the string back at host_client->name to keep it safe
-                               strncpy(host_client->name, s, sizeof(host_client->name) - 1);
-                               sv_player->v->netname = PR_SetString(host_client->name);
-                       }
-                       if ((val = GETEDICTFIELDVALUE(sv_player, eval_clientcolors)) && host_client->colors != val->_float)
-                               host_client->colors = val->_float;
-                       host_client->frags = sv_player->v->frags;
-                       if (gamemode == GAME_NEHAHRA)
-                               if ((val = GETEDICTFIELDVALUE(sv_player, eval_pmodel)) && host_client->pmodel != val->_float)
-                                       host_client->pmodel = val->_float;
-
-                       // if the fields changed, send messages about the changes
-                       if (strcmp(host_client->old_name, host_client->name))
+                       if (s == NULL)
+                               s = "";
+                       // point the string back at host_client->name to keep it safe
+                       strlcpy (host_client->name, s, sizeof (host_client->name));
+                       sv_player->v->netname = PR_SetString(host_client->name);
+               }
+               if ((val = GETEDICTFIELDVALUE(sv_player, eval_clientcolors)) && host_client->colors != val->_float)
+                       host_client->colors = val->_float;
+               host_client->frags = sv_player->v->frags;
+               if (gamemode == GAME_NEHAHRA)
+                       if ((val = GETEDICTFIELDVALUE(sv_player, eval_pmodel)) && host_client->pmodel != val->_float)
+                               host_client->pmodel = val->_float;
+
+               // if the fields changed, send messages about the changes
+               if (strcmp(host_client->old_name, host_client->name))
+               {
+                       strcpy(host_client->old_name, host_client->name);
+                       for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
                        {
-                               strcpy(host_client->old_name, host_client->name);
-                               for (j = 0;j < MAX_SCOREBOARD;j++)
-                               {
-                                       if (!(client = svs.connectedclients[j]) || !client->spawned)
-                                               continue;
-                                       MSG_WriteByte (&client->message, svc_updatename);
-                                       MSG_WriteByte (&client->message, i);
-                                       MSG_WriteString (&client->message, host_client->name);
-                               }
+                               if (!client->spawned || !client->netconnection)
+                                       continue;
+                               MSG_WriteByte (&client->message, svc_updatename);
+                               MSG_WriteByte (&client->message, i);
+                               MSG_WriteString (&client->message, host_client->name);
                        }
-                       if (host_client->old_colors != host_client->colors)
+               }
+               if (host_client->old_colors != host_client->colors)
+               {
+                       host_client->old_colors = host_client->colors;
+                       for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
                        {
-                               host_client->old_colors = host_client->colors;
-                               for (j = 0;j < MAX_SCOREBOARD;j++)
-                               {
-                                       if (!(client = svs.connectedclients[j]) || !client->spawned)
-                                               continue;
-                                       MSG_WriteByte (&client->message, svc_updatecolors);
-                                       MSG_WriteByte (&client->message, i);
-                                       MSG_WriteByte (&client->message, host_client->colors);
-                               }
+                               if (!client->spawned || !client->netconnection)
+                                       continue;
+                               MSG_WriteByte (&client->message, svc_updatecolors);
+                               MSG_WriteByte (&client->message, i);
+                               MSG_WriteByte (&client->message, host_client->colors);
                        }
-                       if (host_client->old_frags != host_client->frags)
+               }
+               if (host_client->old_frags != host_client->frags)
+               {
+                       host_client->old_frags = host_client->frags;
+                       for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
                        {
-                               host_client->old_frags = host_client->frags;
-                               for (j = 0;j < MAX_SCOREBOARD;j++)
-                               {
-                                       if (!(client = svs.connectedclients[j]) || !client->spawned)
-                                               continue;
-                                       MSG_WriteByte (&client->message, svc_updatefrags);
-                                       MSG_WriteByte (&client->message, i);
-                                       MSG_WriteShort (&client->message, host_client->frags);
-                               }
+                               if (!client->spawned || !client->netconnection)
+                                       continue;
+                               MSG_WriteByte (&client->message, svc_updatefrags);
+                               MSG_WriteByte (&client->message, i);
+                               MSG_WriteShort (&client->message, host_client->frags);
                        }
                }
        }
 
-       for (j = 0;j < MAX_SCOREBOARD;j++)
-               if ((client = svs.connectedclients[j]))
+       for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
+               if (client->netconnection)
                        SZ_Write (&client->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize);
 
        SZ_Clear (&sv.reliable_datagram);
@@ -1453,12 +1713,17 @@ void SV_SendClientMessages (void)
        SV_UpdateToReliableMessages();
 
 // build individual updates
-       for (i = 0;i < MAX_SCOREBOARD;i++)
+       for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
        {
-               if (!(host_client = svs.connectedclients[i]))
+               if (!host_client->active)
+                       continue;
+               if (!host_client->netconnection)
+               {
+                       SZ_Clear(&host_client->message);
                        continue;
+               }
 
-               if (host_client->deadsocket || !host_client->netconnection || host_client->message.overflowed)
+               if (host_client->deadsocket || host_client->message.overflowed)
                {
                        SV_DropClient (true);   // if the message couldn't send, kick off
                        continue;
@@ -1538,11 +1803,13 @@ int SV_ModelIndex (const char *name)
                if (!strcmp(sv.model_precache[i], name))
                        return i;
        if (i==MAX_MODELS || !sv.model_precache[i])
-               Host_Error ("SV_ModelIndex: model %s not precached", name);
+       {
+               Con_DPrintf ("SV_ModelIndex: model %s not precached", name);
+               return -1;
+       }
        return i;
 }
 
-#ifdef SV_QUAKEENTITIES
 /*
 ================
 SV_CreateBaseline
@@ -1561,11 +1828,11 @@ void SV_CreateBaseline (void)
                svent = EDICT_NUM(entnum);
 
                // LordHavoc: always clear state values, whether the entity is in use or not
-               ClearStateToDefault(&svent->e->baseline);
+               svent->e->baseline = defaultstate;
 
                if (svent->e->free)
                        continue;
-               if (entnum > MAX_SCOREBOARD && !svent->v->modelindex)
+               if (entnum > svs.maxclients && !svent->v->modelindex)
                        continue;
 
                // create entity baseline
@@ -1573,10 +1840,13 @@ void SV_CreateBaseline (void)
                VectorCopy (svent->v->angles, svent->e->baseline.angles);
                svent->e->baseline.frame = svent->v->frame;
                svent->e->baseline.skin = svent->v->skin;
-               if (entnum > 0 && entnum <= MAX_SCOREBOARD)
+               if (entnum > 0 && entnum <= svs.maxclients)
                {
                        svent->e->baseline.colormap = entnum;
-                       svent->e->baseline.modelindex = SV_ModelIndex("progs/player.mdl");
+                       i = SV_ModelIndex("progs/player.mdl");
+                       if (i < 0)
+                               i = 0;
+                       svent->e->baseline.modelindex = i;
                }
                else
                {
@@ -1609,12 +1879,11 @@ void SV_CreateBaseline (void)
                MSG_WriteByte (&sv.signon, svent->e->baseline.skin);
                for (i=0 ; i<3 ; i++)
                {
-                       MSG_WriteDPCoord(&sv.signon, svent->e->baseline.origin[i]);
-                       MSG_WriteAngle(&sv.signon, svent->e->baseline.angles[i]);
+                       MSG_WriteCoord(&sv.signon, svent->e->baseline.origin[i], sv.protocol);
+                       MSG_WriteAngle8i(&sv.signon, svent->e->baseline.angles[i]);
                }
        }
 }
-#endif
 
 
 /*
@@ -1656,9 +1925,9 @@ void SV_SaveSpawnparms (void)
 
        svs.serverflags = pr_global_struct->serverflags;
 
-       for (i = 0;i < MAX_SCOREBOARD;i++)
+       for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
        {
-               if (!(host_client = svs.connectedclients[i]))
+               if (!host_client->active)
                        continue;
 
        // call the progs to get default spawn parms for the new client
@@ -1726,13 +1995,24 @@ void SV_SpawnServer (const char *server)
        edict_t *ent;
        int i;
        qbyte *entities;
+       model_t *worldmodel;
+       char modelname[sizeof(sv.modelname)];
+
+       Con_DPrintf("SpawnServer: %s\n", server);
+
+       snprintf (modelname, sizeof(modelname), "maps/%s.bsp", server);
+       worldmodel = Mod_ForName(modelname, false, true, true);
+       if (!worldmodel || !worldmodel->TraceBox)
+       {
+               Con_Printf("Couldn't load map %s\n", modelname);
+               return;
+       }
 
        // let's not have any servers with no name
        if (hostname.string[0] == 0)
                Cvar_Set ("hostname", "UNNAMED");
        scr_centertime_off = 0;
 
-       Con_DPrintf ("SpawnServer: %s\n",server);
        svs.changelevel_issued = false;         // now safe to issue another
 
 //
@@ -1741,7 +2021,11 @@ void SV_SpawnServer (const char *server)
        if (sv.active)
                SV_SendReconnect();
        else
+       {
+               // make sure cvars have been checked before opening the ports
+               NetConn_ServerFrame();
                NetConn_OpenServerPorts(true);
+       }
 
 //
 // make cvars consistant
@@ -1759,14 +2043,57 @@ void SV_SpawnServer (const char *server)
 
        memset (&sv, 0, sizeof(sv));
 
-       strcpy (sv.name, server);
+       strlcpy (sv.name, server, sizeof (sv.name));
+
+       // FIXME: cvar
+       if (!strcasecmp(sv_protocolname.string, "QUAKE"))
+       {
+               sv.protocol = PROTOCOL_QUAKE;
+               sv.netquakecompatible = true;
+       }
+       else if (!strcasecmp(sv_protocolname.string, "QUAKEDP"))
+       {
+               sv.protocol = PROTOCOL_QUAKE;
+               sv.netquakecompatible = false;
+       }
+       else if (!strcasecmp(sv_protocolname.string, "DARKPLACES1"))
+       {
+               sv.protocol = PROTOCOL_DARKPLACES1;
+               sv.netquakecompatible = false;
+       }
+       else if (!strcasecmp(sv_protocolname.string, "DARKPLACES2"))
+       {
+               sv.protocol = PROTOCOL_DARKPLACES2;
+               sv.netquakecompatible = false;
+       }
+       else if (!strcasecmp(sv_protocolname.string, "DARKPLACES3"))
+       {
+               sv.protocol = PROTOCOL_DARKPLACES3;
+               sv.netquakecompatible = false;
+       }
+       else if (!strcasecmp(sv_protocolname.string, "DARKPLACES4"))
+       {
+               sv.protocol = PROTOCOL_DARKPLACES4;
+               sv.netquakecompatible = false;
+       }
+       else if (!strcasecmp(sv_protocolname.string, "DARKPLACES5"))
+       {
+               sv.protocol = PROTOCOL_DARKPLACES5;
+               sv.netquakecompatible = false;
+       }
+       else
+       {
+               sv.protocol = PROTOCOL_DARKPLACES5;
+               sv.netquakecompatible = false;
+               Con_Printf("Unknown sv_protocolname \"%s\", valid values are QUAKE, QUAKEDP, DARKPLACES1, DARKPLACES2, DARKPLACES3, DARKPLACES4, DARKPLACES5, falling back to DARKPLACES5 protocol\n", sv_protocolname.string);
+       }
 
 // load progs to get entity field count
        PR_LoadProgs ();
 
 // allocate server memory
        // start out with just enough room for clients and a reasonable estimate of entities
-       sv.max_edicts = max(MAX_SCOREBOARD + 1, 512);
+       sv.max_edicts = max(svs.maxclients + 1, 512);
        sv.max_edicts = min(sv.max_edicts, MAX_EDICTS);
 
        // clear the edict memory pool
@@ -1799,7 +2126,7 @@ void SV_SpawnServer (const char *server)
        sv.signon.data = sv.signon_buf;
 
 // leave slots at start for clients only
-       sv.num_edicts = MAX_SCOREBOARD+1;
+       sv.num_edicts = svs.maxclients+1;
 
        sv.state = ss_loading;
        sv.paused = false;
@@ -1807,16 +2134,11 @@ void SV_SpawnServer (const char *server)
        sv.time = 1.0;
 
        Mod_ClearUsed();
+       worldmodel->used = true;
 
-       strcpy (sv.name, server);
-       sprintf (sv.modelname,"maps/%s.bsp", server);
-       sv.worldmodel = Mod_ForName(sv.modelname, false, true, true);
-       if (!sv.worldmodel)
-       {
-               Con_Printf ("Couldn't spawn server %s\n", sv.modelname);
-               sv.active = false;
-               return;
-       }
+       strlcpy (sv.name, server, sizeof (sv.name));
+       strcpy(sv.modelname, modelname);
+       sv.worldmodel = worldmodel;
        sv.models[1] = sv.worldmodel;
 
 //
@@ -1858,7 +2180,7 @@ void SV_SpawnServer (const char *server)
        // load replacement entity file if found
        entities = NULL;
        if (sv_entpatch.integer)
-               entities = FS_LoadFile(va("maps/%s.ent", sv.name), true);
+               entities = FS_LoadFile(va("maps/%s.ent", sv.name), tempmempool, true);
        if (entities)
        {
                Con_Printf("Loaded maps/%s.ent\n", sv.name);
@@ -1886,17 +2208,16 @@ void SV_SpawnServer (const char *server)
 
        Mod_PurgeUnused();
 
-#ifdef QUAKEENTITIES
 // create a baseline for more efficient communications
-       SV_CreateBaseline ();
-#endif
+       if (sv.protocol == PROTOCOL_QUAKE)
+               SV_CreateBaseline ();
 
 // send serverinfo to all connected clients
-       for (i = 0;i < MAX_SCOREBOARD;i++)
-               if ((host_client = svs.connectedclients[i]))
+       for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
+               if (host_client->netconnection)
                        SV_SendServerinfo(host_client);
 
-       Con_DPrint("Server spawned.\n");
+       Con_DPrint("Server spawned.\n");
        NetConn_Heartbeat (2);
 }