]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - sv_main.c
eliminated qbyte type, now uses unsigned char throughout the engine for this purpose
[xonotic/darkplaces.git] / sv_main.c
index ff2bfe56b94952eaad508740efb91192f0b06d52..dc6ea21831b73525d6afa8c6625dbee89e55e342 100644 (file)
--- a/sv_main.c
+++ b/sv_main.c
@@ -25,7 +25,7 @@ void SV_VM_Init();
 void SV_VM_Setup();
 
 // select which protocol to host, this is fed to Protocol_EnumForName
-cvar_t sv_protocolname = {0, "sv_protocolname", "DP6"};
+cvar_t sv_protocolname = {0, "sv_protocolname", "DP7"};
 cvar_t sv_ratelimitlocalplayer = {0, "sv_ratelimitlocalplayer", "0"};
 cvar_t sv_maxrate = {CVAR_SAVE | CVAR_NOTIFY, "sv_maxrate", "10000"};
 
@@ -34,8 +34,6 @@ static cvar_t sv_cullentities_trace = {0, "sv_cullentities_trace", "0"}; // tend
 static cvar_t sv_cullentities_stats = {0, "sv_cullentities_stats", "0"};
 static cvar_t sv_entpatch = {0, "sv_entpatch", "1"};
 
-extern cvar_t sys_ticrate;
-
 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"};
@@ -72,6 +70,7 @@ void SV_Init (void)
        Cvar_RegisterVariable (&sv_edgefriction);
        Cvar_RegisterVariable (&sv_stopspeed);
        Cvar_RegisterVariable (&sv_maxspeed);
+       Cvar_RegisterVariable (&sv_maxairspeed);
        Cvar_RegisterVariable (&sv_accelerate);
        Cvar_RegisterVariable (&sv_idealpitchscale);
        Cvar_RegisterVariable (&sv_aim);
@@ -110,7 +109,7 @@ static void SV_SaveEntFile_f(void)
                return;
        }
        FS_StripExtension(sv.worldmodel->name, basename, sizeof(basename));
-       FS_WriteFile(va("%s.ent", basename), sv.worldmodel->brush.entities, strlen(sv.worldmodel->brush.entities));
+       FS_WriteFile(va("%s.ent", basename), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
 }
 
 
@@ -209,13 +208,22 @@ void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int v
        int sound_num, field_mask, i, ent;
 
        if (volume < 0 || volume > 255)
-               Host_Error ("SV_StartSound: volume = %i", volume);
+       {
+               Con_Printf ("SV_StartSound: volume = %i", volume);
+               return;
+       }
 
        if (attenuation < 0 || attenuation > 4)
-               Host_Error ("SV_StartSound: attenuation = %f", attenuation);
+       {
+               Con_Printf ("SV_StartSound: attenuation = %f", attenuation);
+               return;
+       }
 
        if (channel < 0 || channel > 7)
-               Host_Error ("SV_StartSound: channel = %i", channel);
+       {
+               Con_Printf ("SV_StartSound: channel = %i", channel);
+               return;
+       }
 
        if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
                return;
@@ -408,6 +416,8 @@ void SV_ConnectClient (int clientnum, netconn_t *netconnection)
        else
        {
                // call the progs to get default spawn parms for the new client
+               // set self to world to intentionally cause errors with broken SetNewParms code in some mods
+               prog->globals.server->self = 0;
                PRVM_ExecuteProgram (prog->globals.server->SetNewParms, "QC function SetNewParms is missing");
                for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
                        client->spawn_parms[i] = (&prog->globals.server->parm1)[i];
@@ -453,7 +463,7 @@ crosses a waterline.
 */
 
 int sv_writeentitiestoclient_pvsbytes;
-qbyte sv_writeentitiestoclient_pvs[MAX_MAP_LEAFS/8];
+unsigned char sv_writeentitiestoclient_pvs[MAX_MAP_LEAFS/8];
 
 static int numsendentities;
 static entity_state_t sendentities[MAX_EDICTS];
@@ -463,6 +473,9 @@ void SV_PrepareEntitiesForSending(void)
 {
        int e, i;
        float f;
+       unsigned int modelindex, effects, flags, glowsize, lightstyle, lightpflags, light[4], specialvisibilityradius;
+       vec3_t cullmins, cullmaxs;
+       model_t *model;
        prvm_edict_t *ent;
        prvm_eval_t *val;
        entity_state_t cs;
@@ -472,7 +485,90 @@ void SV_PrepareEntitiesForSending(void)
        for (e = 1, ent = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ent = PRVM_NEXT_EDICT(ent))
        {
                sendentitiesindex[e] = NULL;
-               if (ent->priv.server->free)
+               // the 2 billion unit check is actually to detect NAN origins (we really don't want to send those)
+               if (ent->priv.server->free || VectorLength2(ent->fields.server->origin) > 2000000000.0*2000000000.0)
+                       continue;
+
+               // this check disabled because it is never true
+               //if (numsendentities >= MAX_EDICTS)
+               //      continue;
+
+               // EF_NODRAW prevents sending for any reason except for your own
+               // client, so we must keep all clients in this superset
+               effects = (unsigned)ent->fields.server->effects;
+               if (e > svs.maxclients && (effects & EF_NODRAW))
+                       continue;
+
+               // 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
+               i = (int)ent->fields.server->modelindex;
+               modelindex = (i >= 1 && i < MAX_MODELS && *PRVM_GetString(ent->fields.server->model)) ? i : 0;
+
+               flags = 0;
+               i = (int)(PRVM_GETEDICTFIELDVALUE(ent, eval_glow_size)->_float * 0.25f);
+               glowsize = (unsigned char)bound(0, i, 255);
+               if (PRVM_GETEDICTFIELDVALUE(ent, eval_glow_trail)->_float)
+                       flags |= RENDER_GLOWTRAIL;
+
+               f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[0]*256;
+               light[0] = (unsigned short)bound(0, f, 65535);
+               f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[1]*256;
+               light[1] = (unsigned short)bound(0, f, 65535);
+               f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[2]*256;
+               light[2] = (unsigned short)bound(0, f, 65535);
+               f = PRVM_GETEDICTFIELDVALUE(ent, eval_light_lev)->_float;
+               light[3] = (unsigned short)bound(0, f, 65535);
+               lightstyle = (unsigned char)PRVM_GETEDICTFIELDVALUE(ent, eval_style)->_float;
+               lightpflags = (unsigned char)PRVM_GETEDICTFIELDVALUE(ent, eval_pflags)->_float;
+
+               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] = 0.2;
+                               light[1] = 1;
+                               light[2] = 0.2;
+                               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);
+               }
+               if (e > svs.maxclients && (!modelindex && !specialvisibilityradius))
                        continue;
 
                cs = defaultstate;
@@ -480,9 +576,10 @@ void SV_PrepareEntitiesForSending(void)
                cs.number = e;
                VectorCopy(ent->fields.server->origin, cs.origin);
                VectorCopy(ent->fields.server->angles, cs.angles);
-               cs.flags = 0;
-               cs.effects = (unsigned)ent->fields.server->effects;
+               cs.flags = flags;
+               cs.effects = effects;
                cs.colormap = (unsigned)ent->fields.server->colormap;
+               cs.modelindex = modelindex;
                cs.skin = (unsigned)ent->fields.server->skin;
                cs.frame = (unsigned)ent->fields.server->frame;
                cs.viewmodelforclient = PRVM_GETEDICTFIELDVALUE(ent, eval_viewmodelforclient)->edict;
@@ -490,11 +587,8 @@ void SV_PrepareEntitiesForSending(void)
                cs.nodrawtoclient = PRVM_GETEDICTFIELDVALUE(ent, eval_nodrawtoclient)->edict;
                cs.drawonlytoclient = PRVM_GETEDICTFIELDVALUE(ent, eval_drawonlytoclient)->edict;
                cs.tagentity = PRVM_GETEDICTFIELDVALUE(ent, eval_tag_entity)->edict;
-               cs.tagindex = (qbyte)PRVM_GETEDICTFIELDVALUE(ent, eval_tag_index)->_float;
-               i = (int)(PRVM_GETEDICTFIELDVALUE(ent, eval_glow_size)->_float * 0.25f);
-               cs.glowsize = (qbyte)bound(0, i, 255);
-               if (PRVM_GETEDICTFIELDVALUE(ent, eval_glow_trail)->_float)
-                       cs.flags |= RENDER_GLOWTRAIL;
+               cs.tagindex = (unsigned char)PRVM_GETEDICTFIELDVALUE(ent, eval_tag_index)->_float;
+               cs.glowsize = glowsize;
 
                // don't need to init cs.colormod because the defaultstate did that for us
                //cs.colormod[0] = cs.colormod[1] = cs.colormod[2] = 32;
@@ -506,24 +600,21 @@ void SV_PrepareEntitiesForSending(void)
                        i = val->vector[2] * 32.0f;cs.colormod[2] = bound(0, i, 255);
                }
 
-               cs.modelindex = 0;
-               i = (int)ent->fields.server->modelindex;
-               if (i >= 1 && i < MAX_MODELS && *PRVM_GetString(ent->fields.server->model))
-                       cs.modelindex = i;
+               cs.modelindex = modelindex;
 
                cs.alpha = 255;
                f = (PRVM_GETEDICTFIELDVALUE(ent, eval_alpha)->_float * 255.0f);
                if (f)
                {
                        i = (int)f;
-                       cs.alpha = (qbyte)bound(0, i, 255);
+                       cs.alpha = (unsigned char)bound(0, i, 255);
                }
                // halflife
                f = (PRVM_GETEDICTFIELDVALUE(ent, eval_renderamt)->_float);
                if (f)
                {
                        i = (int)f;
-                       cs.alpha = (qbyte)bound(0, i, 255);
+                       cs.alpha = (unsigned char)bound(0, i, 255);
                }
 
                cs.scale = 16;
@@ -531,7 +622,7 @@ void SV_PrepareEntitiesForSending(void)
                if (f)
                {
                        i = (int)f;
-                       cs.scale = (qbyte)bound(0, i, 255);
+                       cs.scale = (unsigned char)bound(0, i, 255);
                }
 
                cs.glowcolor = 254;
@@ -551,71 +642,63 @@ void SV_PrepareEntitiesForSending(void)
                if (cs.viewmodelforclient)
                        cs.flags |= RENDER_VIEWMODEL; // show relative to the view
 
-               f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[0]*256;
-               cs.light[0] = (unsigned short)bound(0, f, 65535);
-               f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[1]*256;
-               cs.light[1] = (unsigned short)bound(0, f, 65535);
-               f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[2]*256;
-               cs.light[2] = (unsigned short)bound(0, f, 65535);
-               f = PRVM_GETEDICTFIELDVALUE(ent, eval_light_lev)->_float;
-               cs.light[3] = (unsigned short)bound(0, f, 65535);
-               cs.lightstyle = (qbyte)PRVM_GETEDICTFIELDVALUE(ent, eval_style)->_float;
-               cs.lightpflags = (qbyte)PRVM_GETEDICTFIELDVALUE(ent, eval_pflags)->_float;
+               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;
 
-               if (gamemode == GAME_TENEBRAE)
+               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.models[modelindex]))
                {
-                       // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW
-                       if (cs.effects & 16)
+                       if (cs.angles[0] || cs.angles[2]) // pitch and roll
                        {
-                               cs.effects &= ~16;
-                               cs.lightpflags |= PFLAGS_FULLDYNAMIC;
+                               VectorAdd(cs.origin, model->rotatedmins, cullmins);
+                               VectorAdd(cs.origin, model->rotatedmaxs, cullmaxs);
                        }
-                       // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE
-                       if (cs.effects & 32)
+                       else if (cs.angles[1])
+                       {
+                               VectorAdd(cs.origin, model->yawmins, cullmins);
+                               VectorAdd(cs.origin, model->yawmaxs, cullmaxs);
+                       }
+                       else
                        {
-                               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;
+                               VectorAdd(cs.origin, model->normalmins, cullmins);
+                               VectorAdd(cs.origin, model->normalmaxs, cullmaxs);
                        }
                }
-
-               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)
-                       cs.specialvisibilityradius = max(cs.specialvisibilityradius, 100);
-               if (cs.effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
+               else
+               {
+                       VectorCopy(cs.origin, cullmins);
+                       VectorCopy(cs.origin, 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);
+               }
+               if (!VectorCompare(cullmins, ent->priv.server->cullmins) || !VectorCompare(cullmaxs, ent->priv.server->cullmaxs))
                {
-                       if (cs.effects & EF_BRIGHTFIELD)
-                               cs.specialvisibilityradius = max(cs.specialvisibilityradius, 80);
-                       if (cs.effects & EF_MUZZLEFLASH)
-                               cs.specialvisibilityradius = max(cs.specialvisibilityradius, 100);
-                       if (cs.effects & EF_BRIGHTLIGHT)
-                               cs.specialvisibilityradius = max(cs.specialvisibilityradius, 400);
-                       if (cs.effects & EF_DIMLIGHT)
-                               cs.specialvisibilityradius = max(cs.specialvisibilityradius, 200);
-                       if (cs.effects & EF_RED)
-                               cs.specialvisibilityradius = max(cs.specialvisibilityradius, 200);
-                       if (cs.effects & EF_BLUE)
-                               cs.specialvisibilityradius = max(cs.specialvisibilityradius, 200);
-                       if (cs.effects & EF_FLAME)
-                               cs.specialvisibilityradius = max(cs.specialvisibilityradius, 250);
-                       if (cs.effects & EF_STARDUST)
-                               cs.specialvisibilityradius = max(cs.specialvisibilityradius, 100);
+                       VectorCopy(cullmins, ent->priv.server->cullmins);
+                       VectorCopy(cullmaxs, ent->priv.server->cullmaxs);
+                       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;
+                       }
                }
 
-               if (numsendentities >= MAX_EDICTS)
-                       continue;
-               // 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 > svs.maxclients && ((cs.effects & EF_NODRAW) || (!cs.modelindex && !cs.specialvisibilityradius)))
-                       continue;
                sendentitiesindex[e] = sendentities + numsendentities;
                sendentities[numsendentities++] = cs;
        }
@@ -636,20 +719,17 @@ static client_t *sv_writeentitiestoclient_client;
 void SV_MarkWriteEntityStateToClient(entity_state_t *s)
 {
        int isbmodel;
-       vec3_t entmins, entmaxs, lightmins, lightmaxs, testorigin;
+       vec3_t testorigin;
        model_t *model;
+       prvm_edict_t *ed;
        trace_t trace;
        if (sententitiesconsideration[s->number] == sententitiesmark)
                return;
        sententitiesconsideration[s->number] = sententitiesmark;
-       // viewmodels don't have visibility checking
-       if (s->viewmodelforclient)
-       {
-               if (s->viewmodelforclient != sv_writeentitiestoclient_clentnum)
-                       return;
-       }
+       sv_writeentitiestoclient_totalentities++;
+
        // never reject player
-       else if (s->number != sv_writeentitiestoclient_clentnum)
+       if (s->number != sv_writeentitiestoclient_clentnum)
        {
                // check various rejection conditions
                if (s->nodrawtoclient == sv_writeentitiestoclient_clentnum)
@@ -661,7 +741,14 @@ void SV_MarkWriteEntityStateToClient(entity_state_t *s)
                // LordHavoc: only send entities with a model or important effects
                if (!s->modelindex && s->specialvisibilityradius == 0)
                        return;
-               if (s->tagentity)
+
+               // viewmodels don't have visibility checking
+               if (s->viewmodelforclient)
+               {
+                       if (s->viewmodelforclient != sv_writeentitiestoclient_clentnum)
+                               return;
+               }
+               else if (s->tagentity)
                {
                        // tag attached entities simply check their parent
                        if (!sendentitiesindex[s->tagentity])
@@ -670,85 +757,69 @@ void SV_MarkWriteEntityStateToClient(entity_state_t *s)
                        if (sententities[s->tagentity] != sententitiesmark)
                                return;
                }
-               // skip invalid modelindexes to avoid crashes
-               else if (s->modelindex >= MAX_MODELS)
-                       return;
-               // always send world submodels, they don't generate much traffic
-               // except in PROTOCOL_QUAKE where they hog bandwidth like crazy
-               else if (!(s->effects & EF_NODEPTHTEST) && (!(isbmodel = (model = sv.models[s->modelindex]) != NULL && model->name[0] == '*') || (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE)))
+               // always send world submodels in newer protocols because they don't
+               // generate much traffic (in old protocols they hog bandwidth)
+               else if (!(s->effects & EF_NODEPTHTEST) && !((isbmodel = (model = sv.models[s->modelindex]) != NULL && model->name[0] == '*') && (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE)))
                {
-                       Mod_CheckLoaded(model);
                        // entity has survived every check so far, check if visible
-                       // enlarged box to account for prediction (not that there is
-                       // any currently, but still helps the 'run into a room and
-                       // watch items pop up' problem)
-                       entmins[0] = s->origin[0] - 32.0f;
-                       entmins[1] = s->origin[1] - 32.0f;
-                       entmins[2] = s->origin[2] - 32.0f;
-                       entmaxs[0] = s->origin[0] + 32.0f;
-                       entmaxs[1] = s->origin[1] + 32.0f;
-                       entmaxs[2] = s->origin[2] + 32.0f;
-                       // using the model's bounding box to ensure things are visible regardless of their physics box
-                       if (model)
+                       ed = PRVM_EDICT_NUM(s->number);
+
+                       // if not touching a visible leaf
+                       if (sv_cullentities_pvs.integer && sv_writeentitiestoclient_pvsbytes)
                        {
-                               if (s->angles[0] || s->angles[2]) // pitch and roll
-                               {
-                                       VectorAdd(entmins, model->rotatedmins, entmins);
-                                       VectorAdd(entmaxs, model->rotatedmaxs, entmaxs);
-                               }
-                               else if (s->angles[1])
+                               if (ed->priv.server->pvs_numclusters < 0)
                                {
-                                       VectorAdd(entmins, model->yawmins, entmins);
-                                       VectorAdd(entmaxs, model->yawmaxs, entmaxs);
+                                       // 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_culled_pvs++;
+                                               return;
+                                       }
                                }
                                else
                                {
-                                       VectorAdd(entmins, model->normalmins, entmins);
-                                       VectorAdd(entmaxs, model->normalmaxs, entmaxs);
+                                       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_culled_pvs++;
+                                               return;
+                                       }
                                }
                        }
-                       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] = 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))
-                       {
-                               sv_writeentitiestoclient_culled_pvs++;
-                               return;
-                       }
+
                        // or not seen by random tracelines
                        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;
+                               testorigin[0] = (ed->priv.server->cullmins[0] + ed->priv.server->cullmaxs[0]) * 0.5f;
+                               testorigin[1] = (ed->priv.server->cullmins[1] + ed->priv.server->cullmaxs[1]) * 0.5f;
+                               testorigin[2] = (ed->priv.server->cullmins[2] + ed->priv.server->cullmaxs[2]) * 0.5f;
                                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))
+                               if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
                                        sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
                                else
                                {
                                        // 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]);
+                                       testorigin[0] = lhrandom(ed->priv.server->cullmins[0], ed->priv.server->cullmaxs[0]);
+                                       testorigin[1] = lhrandom(ed->priv.server->cullmins[1], ed->priv.server->cullmaxs[1]);
+                                       testorigin[2] = lhrandom(ed->priv.server->cullmins[2], ed->priv.server->cullmaxs[2]);
                                        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))
+                                       if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
                                                sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
                                        else
                                        {
                                                if (s->specialvisibilityradius)
                                                {
                                                        // LordHavoc: test random offsets, to maximize chance of detection
-                                                       testorigin[0] = lhrandom(lightmins[0], lightmaxs[0]);
-                                                       testorigin[1] = lhrandom(lightmins[1], lightmaxs[1]);
-                                                       testorigin[2] = lhrandom(lightmins[2], lightmaxs[2]);
+                                                       testorigin[0] = lhrandom(ed->priv.server->cullmins[0], ed->priv.server->cullmaxs[0]);
+                                                       testorigin[1] = lhrandom(ed->priv.server->cullmins[1], ed->priv.server->cullmaxs[1]);
+                                                       testorigin[2] = lhrandom(ed->priv.server->cullmins[2], ed->priv.server->cullmaxs[2]);
                                                        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))
+                                                       if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
                                                                sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
                                                }
                                        }
@@ -759,12 +830,13 @@ void SV_MarkWriteEntityStateToClient(entity_state_t *s)
                                        return;
                                }
                        }
-                       sv_writeentitiestoclient_visibleentities++;
                }
        }
+
        // 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_visibleentities++;
        sententities[s->number] = sententitiesmark;
 }
 
@@ -786,8 +858,6 @@ void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *
        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->fields.server->origin, clent->fields.server->view_ofs, sv_writeentitiestoclient_testeye);
@@ -857,8 +927,8 @@ void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t
        int             items;
        prvm_eval_t     *val;
        vec3_t  punchvector;
-       qbyte   viewzoom;
-       int             weaponmodelindex;
+       unsigned char   viewzoom;
+       const char *s;
 
 //
 // send a damage message
@@ -893,7 +963,7 @@ void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t
        // stuff the sigil bits into the high bits of items for sbar, or else
        // mix in items2
        val = PRVM_GETEDICTFIELDVALUE(ent, eval_items2);
-       if (val)
+       if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE)
                items = (int)ent->fields.server->items | ((int)val->_float << 23);
        else
                items = (int)ent->fields.server->items | ((int)prog->globals.server->serverflags << 28);
@@ -902,7 +972,14 @@ void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t
        if ((val = PRVM_GETEDICTFIELDVALUE(ent, eval_punchvector)))
                VectorCopy(val->vector, punchvector);
 
-       weaponmodelindex = SV_ModelIndex(PRVM_GetString(ent->fields.server->weaponmodel), 1);
+       // FIXME: cache weapon model name and index in client struct to save time
+       // (this search can be almost 1% of cpu time!)
+       s = PRVM_GetString(ent->fields.server->weaponmodel);
+       if (strcmp(s, client->weaponmodel))
+       {
+               strlcpy(client->weaponmodel, s, sizeof(client->weaponmodel));
+               client->weaponmodelindex = SV_ModelIndex(s, 1);
+       }
 
        viewzoom = 255;
        if ((val = PRVM_GETEDICTFIELDVALUE(ent, eval_viewzoom)))
@@ -935,7 +1012,7 @@ void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t
        stats[STAT_ITEMS] = items;
        stats[STAT_WEAPONFRAME] = ent->fields.server->weaponframe;
        stats[STAT_ARMOR] = ent->fields.server->armorvalue;
-       stats[STAT_WEAPON] = weaponmodelindex;
+       stats[STAT_WEAPON] = client->weaponmodelindex;
        stats[STAT_HEALTH] = ent->fields.server->health;
        stats[STAT_AMMO] = ent->fields.server->currentammo;
        stats[STAT_SHELLS] = ent->fields.server->ammo_shells;
@@ -1067,7 +1144,7 @@ void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t
 SV_SendClientDatagram
 =======================
 */
-static qbyte sv_sendclientdatagram_buf[NET_MAXMESSAGE]; // FIXME?
+static unsigned char sv_sendclientdatagram_buf[NET_MAXMESSAGE]; // FIXME?
 qboolean SV_SendClientDatagram (client_t *client)
 {
        int rate, maxrate, maxsize, maxsize2;
@@ -1233,7 +1310,7 @@ message buffer
 void SV_SendNop (client_t *client)
 {
        sizebuf_t       msg;
-       qbyte           buf[4];
+       unsigned char           buf[4];
 
        msg.data = buf;
        msg.maxsize = sizeof(buf);
@@ -1511,8 +1588,12 @@ Tell all the clients that the server is changing levels
 */
 void SV_SendReconnect (void)
 {
-       char    data[128];
-       sizebuf_t       msg;
+#if 1
+       MSG_WriteByte(&sv.reliable_datagram, svc_stufftext);
+       MSG_WriteString(&sv.reliable_datagram, "reconnect\n");
+#else
+       unsigned char data[128];
+       sizebuf_t msg;
 
        msg.data = data;
        msg.cursize = 0;
@@ -1524,6 +1605,7 @@ void SV_SendReconnect (void)
 
        if (cls.state != ca_dedicated)
                Cmd_ExecuteString ("reconnect\n", src_command);
+#endif
 }
 
 
@@ -1585,8 +1667,8 @@ void SV_IncreaseEdicts(void)
 
        for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
        {
-               ent->priv.vp = (qbyte*) prog->edictprivate + i * prog->edictprivate_size;
-               ent->fields.server = (void *)((qbyte *)prog->edictsfields + i * prog->edict_size);
+               ent->priv.vp = (unsigned char*) prog->edictprivate + i * prog->edictprivate_size;
+               ent->fields.server = (void *)((unsigned char *)prog->edictsfields + i * prog->edict_size);
                // link every entity except world
                if (!ent->priv.server->free)
                        SV_LinkEdict(ent, false);
@@ -1610,7 +1692,7 @@ void SV_SpawnServer (const char *server)
 {
        prvm_edict_t *ent;
        int i;
-       qbyte *entities;
+       char *entities;
        model_t *worldmodel;
        char modelname[sizeof(sv.modelname)];
 
@@ -1637,7 +1719,7 @@ void SV_SpawnServer (const char *server)
 //
 // tell all connected clients that we are going to a new level
 //
-       if (sv.active) 
+       if (sv.active)
        {
                SV_VM_Begin();
                SV_SendReconnect();
@@ -1645,8 +1727,7 @@ void SV_SpawnServer (const char *server)
        }
        else
        {
-               // make sure cvars have been checked before opening the ports
-               NetConn_ServerFrame();
+               // open server port
                NetConn_OpenServerPorts(true);
        }
 
@@ -1667,6 +1748,10 @@ void SV_SpawnServer (const char *server)
 
        memset (&sv, 0, sizeof(sv));
 
+       SV_VM_Setup();
+
+       sv.active = true;
+
        strlcpy (sv.name, server, sizeof (sv.name));
 
        sv.protocol = Protocol_EnumForName(sv_protocolname.string);
@@ -1678,8 +1763,6 @@ void SV_SpawnServer (const char *server)
                sv.protocol = PROTOCOL_QUAKE;
        }
 
-       SV_VM_Setup();
-
        SV_VM_Begin();
 
 // load progs to get entity field count
@@ -1697,12 +1780,12 @@ void SV_SpawnServer (const char *server)
        // progs fields, often accessed by server
        prog->edictsfields = PR_Alloc(prog->max_edicts * prog->edict_size);*/
        // used by PushMove to move back pushed entities
-       sv.moved_edicts = PRVM_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
+       sv.moved_edicts = (prvm_edict_t **)PRVM_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
        /*for (i = 0;i < prog->max_edicts;i++)
        {
                ent = prog->edicts + i;
-               ent->priv.vp = (qbyte*) prog->edictprivate + i * prog->edictprivate_size;
-               ent->fields.server = (void *)((qbyte *)prog->edictsfields + i * prog->edict_size);
+               ent->priv.vp = (unsigned char*) prog->edictprivate + i * prog->edictprivate_size;
+               ent->fields.server = (void *)((unsigned char *)prog->edictsfields + i * prog->edict_size);
        }*/
 
        // fix up client->edict pointers for returning clients right away...
@@ -1725,6 +1808,7 @@ void SV_SpawnServer (const char *server)
        //prog->num_edicts = svs.maxclients+1;
 
        sv.state = ss_loading;
+       prog->allowworldwrites = true;
        sv.paused = false;
 
        *prog->time = sv.time = 1.0;
@@ -1755,7 +1839,7 @@ void SV_SpawnServer (const char *server)
 //
 // load the rest of the entities
 //
-       // AK possible hack since num_edicts is still 0 
+       // AK possible hack since num_edicts is still 0
        ent = PRVM_EDICT_NUM(0);
        memset (ent->fields.server, 0, prog->progs->entityfields * 4);
        ent->priv.server->free = false;
@@ -1777,7 +1861,7 @@ 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), tempmempool, true);
+               entities = (char *)FS_LoadFile(va("maps/%s.ent", sv.name), tempmempool, true);
        if (entities)
        {
                Con_Printf("Loaded maps/%s.ent\n", sv.name);
@@ -1791,10 +1875,14 @@ void SV_SpawnServer (const char *server)
        // LordHavoc: clear world angles (to fix e3m3.bsp)
        VectorClear(prog->edicts->fields.server->angles);
 
-       sv.active = true;
-
 // all setup is completed, any further precache statements are errors
        sv.state = ss_active;
+       prog->allowworldwrites = false;
+
+       // we need to reset the spawned flag on all connected clients here so that
+       // their thinks don't run during startup (before PutClientInServer)
+       for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
+               host_client->spawned = false;
 
 // run two frames to allow everything to settle
        for (i = 0;i < 2;i++)
@@ -1830,7 +1918,7 @@ void SV_VM_CB_BeginIncreaseEdicts(void)
        prvm_edict_t *ent;
 
        PRVM_Free( sv.moved_edicts );
-       sv.moved_edicts = PRVM_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
+       sv.moved_edicts = (prvm_edict_t **)PRVM_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
 
        // links don't survive the transition, so unlink everything
        for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
@@ -1867,7 +1955,7 @@ void SV_VM_CB_InitEdict(prvm_edict_t *e)
                e->fields.server->colormap = num + 1;
                e->fields.server->team = (svs.clients[num].colors & 15) + 1;
                // set netname/clientcolors back to client values so that
-               // DP_SV_CLIENTNAME and DPV_SV_CLIENTCOLORS will not immediately
+               // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
                // reset them
                e->fields.server->netname = PRVM_SetEngineString(svs.clients[num].name);
                if ((val = PRVM_GETEDICTFIELDVALUE(e, eval_clientcolors)))
@@ -1924,7 +2012,7 @@ void SV_VM_CB_CountEdicts(void)
        Con_Printf("step      :%3i\n", step);
 }
 
-qboolean SV_VM_CB_LoadEdict(prvm_edict_t *ent) 
+qboolean SV_VM_CB_LoadEdict(prvm_edict_t *ent)
 {
        // remove things from different skill levels or deathmatch
        if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
@@ -1946,6 +2034,7 @@ qboolean SV_VM_CB_LoadEdict(prvm_edict_t *ent)
        return true;
 }
 
+cvar_t pr_checkextension = {CVAR_READONLY, "pr_checkextension", "1"};
 cvar_t nomonsters = {0, "nomonsters", "0"};
 cvar_t gamecfg = {0, "gamecfg", "0"};
 cvar_t scratch1 = {0, "scratch1", "0"};
@@ -1972,6 +2061,7 @@ cvar_t    cutscene = {0, "cutscene", "1"};
 
 void SV_VM_Init(void)
 {
+       Cvar_RegisterVariable (&pr_checkextension);
        Cvar_RegisterVariable (&nomonsters);
        Cvar_RegisterVariable (&gamecfg);
        Cvar_RegisterVariable (&scratch1);
@@ -2205,7 +2295,7 @@ void SV_VM_Setup(void)
        prog->load_edict = SV_VM_CB_LoadEdict;
        prog->init_cmd = VM_SV_Cmd_Init;
        prog->reset_cmd = VM_SV_Cmd_Reset;
-       prog->error_cmd = NULL; // change this 
+       prog->error_cmd = Host_Error;
 
        // TODO: add a requiredfuncs list (ask LH if this is necessary at all)
        PRVM_LoadProgs( sv_progs.string, 0, NULL, REQFIELDS, reqfields );
@@ -2225,4 +2315,4 @@ void SV_VM_Begin(void)
 void SV_VM_End(void)
 {
        PRVM_End;
-}
\ No newline at end of file
+}