]> git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - sv_main.c
check vid_activewindow in several spammy prints that occur when the client is running...
[xonotic/darkplaces.git] / sv_main.c
index 978c58f54e3d8408e9726739febbdf8c6b196ac8..8ebe87e0ca9e42afc0e257e98ecc2c79678f0fe0 100644 (file)
--- a/sv_main.c
+++ b/sv_main.c
@@ -46,6 +46,11 @@ extern cvar_t sv_random_seed;
 
 static cvar_t sv_cullentities_pvs = {0, "sv_cullentities_pvs", "1", "fast but loose culling of hidden entities"}; // fast but loose
 static cvar_t sv_cullentities_trace = {0, "sv_cullentities_trace", "0", "somewhat slow but very tight culling of hidden entities, minimizes network traffic and makes wallhack cheats useless"}; // tends to get false negatives, uses a timeout to keep entities visible a short time after becoming hidden
+static cvar_t sv_cullentities_trace_samples = {0, "sv_cullentities_trace_samples", "1", "number of samples to test for entity culling"};
+static cvar_t sv_cullentities_trace_samples_extra = {0, "sv_cullentities_trace_samples_extra", "2", "number of samples to test for entity culling when the entity affects its surroundings by e.g. dlight"};
+static cvar_t sv_cullentities_trace_enlarge = {0, "sv_cullentities_trace_enlarge", "0", "box enlargement for entity culling"};
+static cvar_t sv_cullentities_trace_delay = {0, "sv_cullentities_trace_delay", "1", "number of seconds until the entity gets actually culled"};
+static cvar_t sv_cullentities_trace_prediction = {0, "sv_cullentities_trace_prediction", "1", "also trace from the predicted player position"};
 static cvar_t sv_cullentities_nevercullbmodels = {0, "sv_cullentities_nevercullbmodels", "0", "if enabled the clients are always notified of moving doors and lifts and other submodels of world (warning: eats a lot of network bandwidth on some levels!)"};
 static cvar_t sv_cullentities_stats = {0, "sv_cullentities_stats", "0", "displays stats on network entities culled by various methods for each client"};
 static cvar_t sv_entpatch = {0, "sv_entpatch", "1", "enables loading of .ent files to override entities in the bsp (for example Threewave CTF server pack contains .ent patch files enabling play of CTF on id1 maps)"};
@@ -127,6 +132,11 @@ void SV_Init (void)
        Cvar_RegisterVariable (&sv_nostep);
        Cvar_RegisterVariable (&sv_cullentities_pvs);
        Cvar_RegisterVariable (&sv_cullentities_trace);
+       Cvar_RegisterVariable (&sv_cullentities_trace_samples);
+       Cvar_RegisterVariable (&sv_cullentities_trace_samples_extra);
+       Cvar_RegisterVariable (&sv_cullentities_trace_enlarge);
+       Cvar_RegisterVariable (&sv_cullentities_trace_delay);
+       Cvar_RegisterVariable (&sv_cullentities_trace_prediction);
        Cvar_RegisterVariable (&sv_cullentities_nevercullbmodels);
        Cvar_RegisterVariable (&sv_cullentities_stats);
        Cvar_RegisterVariable (&sv_entpatch);
@@ -398,6 +408,15 @@ void SV_SendServerinfo (client_t *client)
                MSG_WriteString (&client->netconnection->message, "cl_serverextension_download 1");
        }
 
+       // send at this time so it's guaranteed to get executed at the right time
+       {
+               client_t *save;
+               save = host_client;
+               host_client = client;
+               Curl_SendRequirements();
+               host_client = save;
+       }
+
        MSG_WriteByte (&client->netconnection->message, svc_serverinfo);
        MSG_WriteLong (&client->netconnection->message, Protocol_NumberForEnum(sv.protocol));
        MSG_WriteByte (&client->netconnection->message, svs.maxclients);
@@ -429,15 +448,17 @@ void SV_SendServerinfo (client_t *client)
        MSG_WriteByte (&client->netconnection->message, svc_signonnum);
        MSG_WriteByte (&client->netconnection->message, 1);
 
-       {
-               client_t *save;
-               save = host_client;
-               host_client = client;
-               Curl_SendRequirements();
-               host_client = save;
-       }
-
        client->spawned = false;                // need prespawn, spawn, etc
+
+       // clear movement info until client enters the new level properly
+       memset(&client->cmd, 0, sizeof(client->cmd));
+       client->movesequence = 0;
+#ifdef NUM_PING_TIMES
+       for (i = 0;i < NUM_PING_TIMES;i++)
+               client->ping_times[i] = 0;
+       client->num_pings = 0;
+#endif
+       client->ping = 0;
 }
 
 /*
@@ -758,10 +779,17 @@ qboolean SV_PrepareEntityForSending (prvm_edict_t *ent, entity_state_t *cs, int
                cullmaxs[1] = max(cullmaxs[1], cs->origin[1] + specialvisibilityradius);
                cullmaxs[2] = max(cullmaxs[2], cs->origin[2] + specialvisibilityradius);
        }
+       // calculate center of bbox for network prioritization purposes
+       VectorMAM(0.5f, cullmins, 0.5f, cullmaxs, cs->netcenter);
+       // if culling box has moved, update pvs cluster links
        if (!VectorCompare(cullmins, ent->priv.server->cullmins) || !VectorCompare(cullmaxs, ent->priv.server->cullmaxs))
        {
                VectorCopy(cullmins, ent->priv.server->cullmins);
                VectorCopy(cullmaxs, ent->priv.server->cullmaxs);
+               // a value of -1 for pvs_numclusters indicates that the links are not
+               // cached, and should be re-tested each time, this is the case if the
+               // culling box touches too many pvs clusters to store, or if the world
+               // model does not support FindBoxClusters
                ent->priv.server->pvs_numclusters = -1;
                if (sv.worldmodel && sv.worldmodel->brush.FindBoxClusters)
                {
@@ -807,10 +835,8 @@ static client_t *sv_writeentitiestoclient_client;
 void SV_MarkWriteEntityStateToClient(entity_state_t *s)
 {
        int isbmodel;
-       vec3_t testorigin;
        model_t *model;
        prvm_edict_t *ed;
-       trace_t trace;
        if (sententitiesconsideration[s->number] == sententitiesmark)
                return;
        sententitiesconsideration[s->number] = sententitiesmark;
@@ -893,36 +919,45 @@ void SV_MarkWriteEntityStateToClient(entity_state_t *s)
                        // or not seen by random tracelines
                        if (sv_cullentities_trace.integer && !isbmodel)
                        {
-                               // LordHavoc: test center first
-                               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, vec3_origin, vec3_origin, testorigin, SUPERCONTENTS_SOLID);
-                               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
+                               int samples = s->specialvisibilityradius ? sv_cullentities_trace_samples_extra.integer : sv_cullentities_trace_samples.integer;
+                               float enlarge = sv_cullentities_trace_enlarge.value;
+
+                               qboolean visible = TRUE;
+
+                               do
                                {
-                                       // LordHavoc: test random offsets, to maximize chance of detection
-                                       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, vec3_origin, vec3_origin, testorigin, SUPERCONTENTS_SOLID);
-                                       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(Mod_CanSeeBox_Trace(samples, enlarge, sv.worldmodel, sv_writeentitiestoclient_testeye, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
+                                               break; // directly visible from the server's view
+
+                                       if(sv_cullentities_trace_prediction.integer)
                                        {
-                                               if (s->specialvisibilityradius)
+                                               vec3_t predeye;
+
+                                               // get player velocity
+                                               float predtime = bound(0, host_client->ping, 0.2); // / 2
+                                                       // sorry, no wallhacking by high ping please, and at 200ms
+                                                       // ping a FPS is annoying to play anyway and a player is
+                                                       // likely to have changed his direction
+                                               VectorMA(sv_writeentitiestoclient_testeye, predtime, host_client->edict->fields.server->velocity, predeye);
+                                               if(sv.worldmodel->brush.TraceLineOfSight(sv.worldmodel, sv_writeentitiestoclient_testeye, predeye)) // must be able to go there...
+                                               {
+                                                       if(Mod_CanSeeBox_Trace(samples, enlarge, sv.worldmodel, predeye, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
+                                                               break; // directly visible from the predicted view
+                                               }
+                                               else
                                                {
-                                                       // LordHavoc: test random offsets, to maximize chance of detection
-                                                       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, vec3_origin, vec3_origin, testorigin, SUPERCONTENTS_SOLID);
-                                                       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;
+                                                       //Con_DPrintf("Trying to walk into solid in a pingtime... not predicting for culling\n");
                                                }
                                        }
+
+                                       // when we get here, we can't see the entity
+                                       visible = FALSE;
                                }
+                               while(0);
+
+                               if(visible)
+                                       sv_writeentitiestoclient_client->visibletime[s->number] = realtime + sv_cullentities_trace_delay.value;
+
                                if (realtime > sv_writeentitiestoclient_client->visibletime[s->number])
                                {
                                        sv_writeentitiestoclient_culled_trace++;
@@ -940,7 +975,7 @@ void SV_MarkWriteEntityStateToClient(entity_state_t *s)
 }
 
 entity_state_t sendstates[MAX_EDICTS];
-extern int csqc_clent;
+extern int csqc_clientnum;
 
 void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *msg, int *stats)
 {
@@ -965,7 +1000,8 @@ void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *
        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));
 
-       csqc_clent = sv_writeentitiestoclient_clentnum = PRVM_EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
+       sv_writeentitiestoclient_clentnum = PRVM_EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
+       csqc_clientnum = sv_writeentitiestoclient_clentnum - 1;
 
        sententitiesmark++;
 
@@ -1054,12 +1090,23 @@ void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t
        SV_SetIdealPitch ();            // how much to look up / down ideally
 
 // a fixangle might get lost in a dropped packet.  Oh well.
-       if ( ent->fields.server->fixangle )
+       if(ent->fields.server->fixangle)
+       {
+               // angle fixing was requested by global thinking code...
+               // so store the current angles for later use
+               memcpy(host_client->fixangle_angles, ent->fields.server->angles, sizeof(host_client->fixangle_angles));
+               host_client->fixangle_angles_set = TRUE;
+
+               // and clear fixangle for the next frame
+               ent->fields.server->fixangle = 0;
+       }
+
+       if (host_client->fixangle_angles_set)
        {
                MSG_WriteByte (msg, svc_setangle);
                for (i=0 ; i < 3 ; i++)
-                       MSG_WriteAngle (msg, ent->fields.server->angles[i], sv.protocol);
-               ent->fields.server->fixangle = 0;
+                       MSG_WriteAngle (msg, host_client->fixangle_angles[i], sv.protocol);
+               host_client->fixangle_angles_set = FALSE;
        }
 
        // stuff the sigil bits into the high bits of items for sbar, or else
@@ -2502,6 +2549,7 @@ prvm_required_field_t reqfields[] =
        {ev_float, "buttonuse"},
        {ev_float, "clientcolors"},
        {ev_float, "cursor_active"},
+       {ev_float, "disableclientprediction"},
        {ev_float, "fullbright"},
        {ev_float, "glow_color"},
        {ev_float, "glow_size"},