]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - sv_main.c
got rid of leafnums array in edict structure for pvs checking, pvs is now checked...
[xonotic/darkplaces.git] / sv_main.c
index 96c1f9ec741083120bba6a5d7a9467b8d1483448..aad188abc770d59a481498363e863528797e2291 100644 (file)
--- a/sv_main.c
+++ b/sv_main.c
@@ -8,7 +8,7 @@ of the License, or (at your option) any later version.
 
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
 See the GNU General Public License for more details.
 
@@ -21,6 +21,11 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #include "quakedef.h"
 
+cvar_t sv_pvscheckentities = {0, "sv_pvscheckentities", "1"};
+cvar_t sv_vischeckentities = {0, "sv_vischeckentities", "1"};
+cvar_t sv_reportvischeckentities = {0, "sv_reportvischeckentities", "0"};
+int sv_vischeckentitycullcount = 0;
+
 server_t               sv;
 server_static_t        svs;
 
@@ -35,17 +40,7 @@ SV_Init
 */
 void SV_Init (void)
 {
-       int             i;
-       extern  cvar_t  sv_maxvelocity;
-       extern  cvar_t  sv_gravity;
-       extern  cvar_t  sv_nostep;
-       extern  cvar_t  sv_friction;
-       extern  cvar_t  sv_edgefriction;
-       extern  cvar_t  sv_stopspeed;
-       extern  cvar_t  sv_maxspeed;
-       extern  cvar_t  sv_accelerate;
-       extern  cvar_t  sv_idealpitchscale;
-       extern  cvar_t  sv_aim;
+       int i;
 
        Cvar_RegisterVariable (&sv_maxvelocity);
        Cvar_RegisterVariable (&sv_gravity);
@@ -57,8 +52,13 @@ void SV_Init (void)
        Cvar_RegisterVariable (&sv_idealpitchscale);
        Cvar_RegisterVariable (&sv_aim);
        Cvar_RegisterVariable (&sv_nostep);
+       Cvar_RegisterVariable (&sv_predict);
+       Cvar_RegisterVariable (&sv_deltacompress);
+       Cvar_RegisterVariable (&sv_pvscheckentities);
+       Cvar_RegisterVariable (&sv_vischeckentities);
+       Cvar_RegisterVariable (&sv_reportvischeckentities);
 
-       for (i=0 ; i<MAX_MODELS ; i++)
+       for (i = 0;i < MAX_MODELS;i++)
                sprintf (localmodels[i], "*%i", i);
 }
 
@@ -70,7 +70,7 @@ EVENT MESSAGES
 =============================================================================
 */
 
-/*  
+/*
 ==================
 SV_StartParticle
 
@@ -82,11 +82,11 @@ void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
        int             i, v;
 
        if (sv.datagram.cursize > MAX_DATAGRAM-16)
-               return; 
+               return;
        MSG_WriteByte (&sv.datagram, svc_particle);
-       MSG_WriteCoord (&sv.datagram, org[0]);
-       MSG_WriteCoord (&sv.datagram, org[1]);
-       MSG_WriteCoord (&sv.datagram, org[2]);
+       MSG_WriteFloatCoord (&sv.datagram, org[0]);
+       MSG_WriteFloatCoord (&sv.datagram, org[1]);
+       MSG_WriteFloatCoord (&sv.datagram, org[2]);
        for (i=0 ; i<3 ; i++)
        {
                v = dir[i]*16;
@@ -98,9 +98,44 @@ void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
        }
        MSG_WriteByte (&sv.datagram, count);
        MSG_WriteByte (&sv.datagram, color);
-}           
+}
+
+/*
+==================
+SV_StartEffect
 
-/*  
+Make sure the event gets sent to all clients
+==================
+*/
+void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate)
+{
+       if (sv.datagram.cursize > MAX_DATAGRAM-18)
+               return;
+       if (modelindex >= 256 || startframe >= 256)
+       {
+               MSG_WriteByte (&sv.datagram, svc_effect2);
+               MSG_WriteFloatCoord (&sv.datagram, org[0]);
+               MSG_WriteFloatCoord (&sv.datagram, org[1]);
+               MSG_WriteFloatCoord (&sv.datagram, org[2]);
+               MSG_WriteShort (&sv.datagram, modelindex);
+               MSG_WriteShort (&sv.datagram, startframe);
+               MSG_WriteByte (&sv.datagram, framecount);
+               MSG_WriteByte (&sv.datagram, framerate);
+       }
+       else
+       {
+               MSG_WriteByte (&sv.datagram, svc_effect);
+               MSG_WriteFloatCoord (&sv.datagram, org[0]);
+               MSG_WriteFloatCoord (&sv.datagram, org[1]);
+               MSG_WriteFloatCoord (&sv.datagram, org[2]);
+               MSG_WriteByte (&sv.datagram, modelindex);
+               MSG_WriteByte (&sv.datagram, startframe);
+               MSG_WriteByte (&sv.datagram, framecount);
+               MSG_WriteByte (&sv.datagram, framerate);
+       }
+}
+
+/*
 ==================
 SV_StartSound
 
@@ -108,21 +143,21 @@ Each entity can have eight independant sound sources, like voice,
 weapon, feet, etc.
 
 Channel 0 is an auto-allocate channel, the others override anything
-allready running on that entity/channel pair.
+already running on that entity/channel pair.
 
 An attenuation of 0 will play full volume everywhere in the level.
 Larger attenuations will drop off.  (max 4 attenuation)
 
 ==================
-*/  
+*/
 void SV_StartSound (edict_t *entity, int channel, char *sample, int volume,
     float attenuation)
-{       
+{
     int         sound_num;
     int field_mask;
     int                        i;
        int                     ent;
-       
+
        if (volume < 0 || volume > 255)
                Host_Error ("SV_StartSound: volume = %i", volume);
 
@@ -133,7 +168,7 @@ void SV_StartSound (edict_t *entity, int channel, char *sample, int volume,
                Host_Error ("SV_StartSound: channel = %i", channel);
 
        if (sv.datagram.cursize > MAX_DATAGRAM-16)
-               return; 
+               return;
 
 // find precache number for sound
     for (sound_num=1 ; sound_num<MAX_SOUNDS
@@ -157,17 +192,23 @@ void SV_StartSound (edict_t *entity, int channel, char *sample, int volume,
        if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
                field_mask |= SND_ATTENUATION;
 
-// directed messages go only to the entity the are targeted on
-       MSG_WriteByte (&sv.datagram, svc_sound);
+// directed messages go only to the entity they are targeted on
+       if (sound_num >= 256)
+               MSG_WriteByte (&sv.datagram, svc_sound2);
+       else
+               MSG_WriteByte (&sv.datagram, svc_sound);
        MSG_WriteByte (&sv.datagram, field_mask);
        if (field_mask & SND_VOLUME)
                MSG_WriteByte (&sv.datagram, volume);
        if (field_mask & SND_ATTENUATION)
                MSG_WriteByte (&sv.datagram, attenuation*64);
        MSG_WriteShort (&sv.datagram, channel);
-       MSG_WriteByte (&sv.datagram, sound_num);
+       if (sound_num >= 256)
+               MSG_WriteShort (&sv.datagram, sound_num);
+       else
+               MSG_WriteByte (&sv.datagram, sound_num);
        for (i=0 ; i<3 ; i++)
-               MSG_WriteCoord (&sv.datagram, entity->v.origin[i]+0.5*(entity->v.mins[i]+entity->v.maxs[i]));
+               MSG_WriteFloatCoord (&sv.datagram, entity->v.origin[i]+0.5*(entity->v.mins[i]+entity->v.maxs[i]));
 }           
 
 /*
@@ -192,15 +233,11 @@ void SV_SendServerinfo (client_t *client)
        char                    message[2048];
 
        MSG_WriteByte (&client->message, svc_print);
-#ifdef NEHAHRA
-       sprintf (message, "%c\nDPNEHAHRA VERSION %4.2f SERVER (%i CRC)", 2, DP_VERSION, pr_crc);
-#else
-       sprintf (message, "%c\nDARKPLACES VERSION %4.2f SERVER (%i CRC)", 2, DP_VERSION, pr_crc);
-#endif
+       sprintf (message, "%c\nDARKPLACES VERSION %4.2f BUILD %i SERVER (%i CRC)", 2, VERSION, buildnumber, pr_crc);
        MSG_WriteString (&client->message,message);
 
        MSG_WriteByte (&client->message, svc_serverinfo);
-       MSG_WriteLong (&client->message, PROTOCOL_VERSION);
+       MSG_WriteLong (&client->message, DPPROTOCOL_VERSION);
        MSG_WriteByte (&client->message, svs.maxclients);
 
        if (!coop.value && deathmatch.value)
@@ -263,7 +300,7 @@ void SV_ConnectClient (int clientnum)
        
 // set up the client_t
        netconnection = client->netconnection;
-       
+
        if (sv.loadgame)
                memcpy (spawn_parms, client->spawn_parms, sizeof(spawn_parms));
        memset (client, 0, sizeof(*client));
@@ -277,18 +314,12 @@ void SV_ConnectClient (int clientnum)
        client->message.maxsize = sizeof(client->msgbuf);
        client->message.allowoverflow = true;           // we can catch it
 
-#ifdef IDGODS
-       client->privileged = IsID(&client->netconnection->addr);
-#else  
-       client->privileged = false;                             
-#endif
-
        if (sv.loadgame)
                memcpy (client->spawn_parms, spawn_parms, sizeof(spawn_parms));
        else
        {
        // call the progs to get default spawn parms for the new client
-               PR_ExecuteProgram (pr_global_struct->SetNewParms);
+               PR_ExecuteProgram (pr_global_struct->SetNewParms, "QC function SetNewParms is missing");
                for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
                        client->spawn_parms[i] = (&pr_global_struct->parm1)[i];
        }
@@ -319,7 +350,7 @@ void SV_CheckForNewClients (void)
 
        // 
        // init a new client structure
-       //      
+       //
                for (i=0 ; i<svs.maxclients ; i++)
                        if (!svs.clients[i].active)
                                break;
@@ -422,38 +453,88 @@ byte *SV_FatPVS (vec3_t org)
 //=============================================================================
 
 
+int SV_BoxTouchingPVS (byte *pvs, vec3_t mins, vec3_t maxs, mnode_t *node)
+{
+       int leafnum;
+loc0:
+       if (node->contents < 0)
+       {
+               // leaf
+               if (node->contents == CONTENTS_SOLID)
+                       return false;
+               leafnum = (mleaf_t *)node - sv.worldmodel->leafs - 1;
+               return pvs[leafnum >> 3] & (1 << (leafnum & 7));
+       }
+
+       // node - recurse down the BSP tree
+       switch (BOX_ON_PLANE_SIDE(mins, maxs, node->plane))
+       {
+       case 1: // front
+               node = node->children[0];
+               goto loc0;
+       case 2: // back
+               node = node->children[1];
+               goto loc0;
+       default: // crossing
+               if (node->children[0]->contents != CONTENTS_SOLID)
+                       if (SV_BoxTouchingPVS (pvs, mins, maxs, node->children[0]))
+                               return true;
+               node = node->children[1];
+               goto loc0;
+       }
+       // never reached
+       return false;
+}
+
+
 /*
 =============
 SV_WriteEntitiesToClient
 
 =============
 */
-void SV_WriteEntitiesToClient (edict_t *clent, sizebuf_t *msg)
+void SV_WriteEntitiesToClient (client_t *client, edict_t *clent, sizebuf_t *msg)
 {
-       int             e, i, clentnum, bits, alpha, glowcolor, glowsize, scale, colormod, modred, modgreen, modblue, dodelta, effects;
+       int             e, i, clentnum, bits, alpha, glowcolor, glowsize, scale, colormod, effects;
        byte    *pvs;
-       vec3_t  org, origin, angles;
-       float   movelerp, moveilerp;
+       vec3_t  org, origin, angles, entmins, entmaxs;
+       float   movelerp, moveilerp, nextfullupdate;
        edict_t *ent;
        eval_t  *val;
        entity_state_t *baseline; // LordHavoc: delta or startup baseline
+       trace_t trace;
 
 // find the client's PVS
        VectorAdd (clent->v.origin, clent->v.view_ofs, org);
        pvs = SV_FatPVS (org);
-
-       clentnum = NUM_FOR_EDICT(clent); // LordHavoc: for comparison purposes
+       /*
+       // dp protocol
+       MSG_WriteByte(msg, svc_playerposition);
+       MSG_WriteFloat(msg, org[0]);
+       MSG_WriteFloat(msg, org[1]);
+       MSG_WriteFloat(msg, org[2]);
+       */
+
+       clentnum = EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
 // send over all entities (except the client) that touch the pvs
        ent = NEXT_EDICT(sv.edicts);
-       for (e=1 ; e<sv.num_edicts ; e++, ent = NEXT_EDICT(ent))
+       for (e = 1;e < sv.num_edicts;e++, ent = NEXT_EDICT(ent))
        {
                bits = 0;
+
+               // prevent delta compression against this frame (unless actually sent, which will restore this later)
+               nextfullupdate = client->nextfullupdate[e];
+               client->nextfullupdate[e] = -1;
+
                if (ent != clent) // LordHavoc: always send player
                {
                        if ((val = GETEDICTFIELDVALUE(ent, eval_viewmodelforclient)) && val->edict)
                        {
                                if (val->edict != clentnum)
-                                       continue; // don't show to anyone else
+                               {
+                                       // don't show to anyone else
+                                       continue;
+                               }
                                else
                                        bits |= U_VIEWMODEL; // show relative to the view
                        }
@@ -464,106 +545,25 @@ void SV_WriteEntitiesToClient (edict_t   *clent, sizebuf_t *msg)
                                        continue;
                                if ((val = GETEDICTFIELDVALUE(ent, eval_drawonlytoclient)) && val->edict && val->edict != clentnum)
                                        continue;
-                               // ignore if not touching a PV leaf
-                               for (i=0 ; i < ent->num_leafs ; i++)
-                                       if (pvs[ent->leafnums[i] >> 3] & (1 << (ent->leafnums[i]&7) ))
-                                               break;
-                                       
-                               if (i == ent->num_leafs)
-                                       continue;               // not visible
                        }
                }
 
-               // don't send if flagged for NODRAW and there are no effects
-               alpha = 255;
-               scale = 16;
                glowsize = 0;
-               glowcolor = 254;
-               colormod = 255;
-               effects = ent->v.effects;
-
-               if (val = GETEDICTFIELDVALUE(ent, eval_alpha))
-               if ((alpha = (int) (val->_float * 255.0)) == 0)
-                       alpha = 255;
-               if ((val = GETEDICTFIELDVALUE(ent, eval_renderamt)) && val->_float != 0) // HalfLife support
-                       alpha = (int) val->_float;
-               if (alpha < 0) alpha = 0;
-               if (alpha > 255) alpha = 255;
 
-               if (val = GETEDICTFIELDVALUE(ent, eval_glow_size))
-                       glowsize = (int) val->_float >> 3;
-               if (glowsize > 127) glowsize = 127;
-               if (glowsize < -128) glowsize = -128;
-
-               if (val = GETEDICTFIELDVALUE(ent, eval_scale))
-               if ((scale = (int) (val->_float * 16.0)) == 0) scale = 16;
-               if (scale < 0) scale = 0;
-               if (scale > 255) scale = 255;
+               if ((val = GETEDICTFIELDVALUE(ent, eval_glow_size)))
+                       glowsize = (int) val->_float >> 2;
+               if (glowsize > 255) glowsize = 255;
+               if (glowsize < 0) glowsize = 0;
 
-               if (val = GETEDICTFIELDVALUE(ent, eval_glow_trail))
+               if ((val = GETEDICTFIELDVALUE(ent, eval_glow_trail)))
                if (val->_float != 0)
                        bits |= U_GLOWTRAIL;
 
-               if (val = GETEDICTFIELDVALUE(ent, eval_glow_color))
-               if (val->_float != 0)
-                       glowcolor = (int) val->_float;
-
-               if (val = GETEDICTFIELDVALUE(ent, eval_fullbright))
-               if (val->_float != 0)
-                       effects |= EF_FULLBRIGHT;
-
-               if (val = GETEDICTFIELDVALUE(ent, eval_colormod))
-               if (val->vector[0] != 0 || val->vector[1] != 0 || val->vector[2] != 0)
-               {
-                       modred = val->vector[0] * 8.0;if (modred < 0) modred = 0;if (modred > 7) modred = 7;
-                       modgreen = val->vector[1] * 8.0;if (modgreen < 0) modgreen = 0;if (modgreen > 7) modgreen = 7;
-                       modblue = val->vector[2] * 4.0;if (modblue < 0) modblue = 0;if (modblue > 3) modblue = 3;
-                       colormod = (modred << 5) | (modgreen << 2) | modblue;
-               }
-
-               if (ent != clent)
-               {
-                       if (glowsize == 0 && bits == 0) // no effects
-                       {
-                               if (ent->v.modelindex && pr_strings[ent->v.model]) // model
-                               {
-                                       if (sv.models[ (int)ent->v.modelindex ]->flags == 0 && (ent->v.effects == EF_NODRAW || scale <= 0 || alpha <= 0))
-                                               continue;
-                               }
-                               else // no model and no effects
+               if (ent->v.modelindex == 0 || pr_strings[ent->v.model] == 0) // no model
+                       if (ent != clent) // LordHavoc: always send player
+                               if (glowsize == 0 && (bits & U_GLOWTRAIL) == 0) // no effects
                                        continue;
-                       }
-               }
 
-               if (msg->maxsize - msg->cursize < 32) // LordHavoc: increased check from 16 to 32
-               {
-                       Con_Printf ("packet overflow\n");
-                       return;
-               }
-
-// send an update
-               bits = 0;
-
-               dodelta = FALSE;
-               if ((int)ent->v.effects & EF_DELTA)
-                       dodelta = cl.time < ent->nextfullupdate; // every half second a full update is forced
-
-               if (dodelta)
-               {
-                       bits |= U_DELTA;
-                       baseline = &ent->deltabaseline;
-               }
-               else
-               {
-                       ent->nextfullupdate = cl.time + 0.5;
-                       baseline = &ent->baseline;
-               }
-
-               if (e >= 256)
-                       bits |= U_LONGENTITY;
-               if (ent->v.movetype == MOVETYPE_STEP)
-                       bits |= U_STEP;
-               
                if (ent->v.movetype == MOVETYPE_STEP && ((int) ent->v.flags & (FL_ONGROUND | FL_FLY | FL_SWIM))) // monsters have smoothed walking/flying/swimming movement
                {
                        if (!ent->steplerptime || ent->steplerptime > sv.time) // when the level just started...
@@ -599,11 +599,22 @@ void SV_WriteEntitiesToClient (edict_t    *clent, sizebuf_t *msg)
                        angles[0] = angles[0] * movelerp + ent->stepoldangles[0];
                        angles[1] = angles[1] * movelerp + ent->stepoldangles[1];
                        angles[2] = angles[2] * movelerp + ent->stepoldangles[2];
+                       //VectorMA(origin, host_client->latency, ent->v.velocity, origin);
                }
                else // copy as they are
                {
-                       VectorCopy(ent->v.origin, origin);
                        VectorCopy(ent->v.angles, angles);
+                       if (DotProduct(ent->v.velocity, ent->v.velocity) >= 1.0f)
+                       {
+                               VectorMA(ent->v.origin, host_client->latency, ent->v.velocity, origin);
+                               // LordHavoc: trace predicted movement to avoid putting things in walls
+                               trace = SV_Move (ent->v.origin, ent->v.mins, ent->v.maxs, origin, MOVE_NORMAL, ent);
+                               VectorCopy(trace.endpos, origin);
+                       }
+                       else
+                       {
+                               VectorCopy(ent->v.origin, origin);              
+                       }
                        if (ent->v.movetype == MOVETYPE_STEP) // monster, but airborn, update lerp info
                        {
                                // update lerp positions
@@ -615,18 +626,133 @@ void SV_WriteEntitiesToClient (edict_t   *clent, sizebuf_t *msg)
                        }
                }
 
+               // ent has survived every check so far, check if it is visible
+               if (ent != clent && ((bits & U_VIEWMODEL) == 0))
+               {
+                       // use the predicted origin
+                       entmins[0] = ent->v.mins[0] + origin[0] - 1.0f;
+                       entmins[1] = ent->v.mins[1] + origin[1] - 1.0f;
+                       entmins[2] = ent->v.mins[2] + origin[2] - 1.0f;
+                       entmaxs[0] = ent->v.maxs[0] + origin[0] + 1.0f;
+                       entmaxs[1] = ent->v.maxs[1] + origin[1] + 1.0f;
+                       entmaxs[2] = ent->v.maxs[2] + origin[2] + 1.0f;
+
+                       // if not touching a visible leaf
+                       if (sv_pvscheckentities.value && !SV_BoxTouchingPVS(pvs, entmins, entmaxs, sv.worldmodel->nodes))
+                               continue;
+
+                       // or not visible through the portals
+                       if (sv_vischeckentities.value && !Portal_CheckBox(sv.worldmodel, org, entmins, entmaxs))
+                       {
+                               sv_vischeckentitycullcount++;
+                               continue;
+                       }
+               }
+
+               alpha = 255;
+               scale = 16;
+               glowcolor = 254;
+               colormod = 255;
+               effects = ent->v.effects;
+
+               if ((val = GETEDICTFIELDVALUE(ent, eval_alpha)))
+               if (val->_float != 0)
+                       alpha = (int) (val->_float * 255.0);
+
+               // HalfLife support
+               if ((val = GETEDICTFIELDVALUE(ent, eval_renderamt)))
+               if (val->_float != 0)
+                       alpha = (int) val->_float;
+
+               if (alpha == 0)
+                       alpha = 255;
+               alpha = bound(0, alpha, 255);
+
+               if ((val = GETEDICTFIELDVALUE(ent, eval_scale)))
+               if ((scale = (int) (val->_float * 16.0)) == 0) scale = 16;
+               if (scale < 0) scale = 0;
+               if (scale > 255) scale = 255;
+
+               if ((val = GETEDICTFIELDVALUE(ent, eval_glow_color)))
+               if (val->_float != 0)
+                       glowcolor = (int) val->_float;
+
+               if ((val = GETEDICTFIELDVALUE(ent, eval_fullbright)))
+               if (val->_float != 0)
+                       effects |= EF_FULLBRIGHT;
+
+               if ((val = GETEDICTFIELDVALUE(ent, eval_colormod)))
+               if (val->vector[0] != 0 || val->vector[1] != 0 || val->vector[2] != 0)
+                       colormod = (bound(0, (int) (val->vector[0] * 8.0), 7) << 5) | (bound(0, (int) (val->vector[1] * 8.0), 7) << 2) | bound(0, (int) (val->vector[2] * 4.0), 3);
+
+               if (ent != clent)
+               {
+//                     if (glowsize == 0 && (bits & U_GLOWTRAIL) == 0) // no effects
+//                     {
+//                             if (ent->v.modelindex && pr_strings[ent->v.model]) // model
+//                             {
+                                       // don't send if flagged for NODRAW and there are no effects
+                                       if (sv.models[(int)ent->v.modelindex]->flags == 0 && ((effects & EF_NODRAW) || scale <= 0 || alpha <= 0))
+                                               continue;
+//                             }
+//                             else // no model and no effects
+//                                     continue;
+//                     }
+               }
+
+               if (msg->maxsize - msg->cursize < 32) // LordHavoc: increased check from 16 to 32
+               {
+                       Con_Printf ("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++)
+                               client->nextfullupdate[e] = -1;
+                       return;
+               }
+
+               if ((val = GETEDICTFIELDVALUE(ent, eval_exteriormodeltoclient)) && val->edict == clentnum)
+                       bits = bits | U_EXTERIORMODEL;
+
+// send an update
+               baseline = &ent->baseline;
+
+               if (((int)ent->v.effects & EF_DELTA) && sv_deltacompress.value)
+               {
+                       // every half second a full update is forced
+                       if (realtime < client->nextfullupdate[e])
+                       {
+                               bits |= U_DELTA;
+                               baseline = &ent->deltabaseline;
+                       }
+                       else
+                               nextfullupdate = realtime + 0.5f;
+               }
+               else
+                       nextfullupdate = realtime + 0.5f;
+
+               // restore nextfullupdate since this is being sent for real
+               client->nextfullupdate[e] = nextfullupdate;
+
+               if (e >= 256)
+                       bits |= U_LONGENTITY;
+
+               if (ent->v.movetype == MOVETYPE_STEP)
+                       bits |= U_STEP;
+
                // LordHavoc: old stuff, but rewritten to have more exact tolerances
-               if ((int)(origin[0]*8.0) != (int)(baseline->origin[0]*8.0))                                             bits |= U_ORIGIN1;
-               if ((int)(origin[1]*8.0) != (int)(baseline->origin[1]*8.0))                                             bits |= U_ORIGIN2;
-               if ((int)(origin[2]*8.0) != (int)(baseline->origin[2]*8.0))                                             bits |= U_ORIGIN3;
+//             if ((int)(origin[0]*8.0) != (int)(baseline->origin[0]*8.0))                                             bits |= U_ORIGIN1;
+//             if ((int)(origin[1]*8.0) != (int)(baseline->origin[1]*8.0))                                             bits |= U_ORIGIN2;
+//             if ((int)(origin[2]*8.0) != (int)(baseline->origin[2]*8.0))                                             bits |= U_ORIGIN3;
+               if (origin[0] != baseline->origin[0])                                                                                   bits |= U_ORIGIN1;
+               if (origin[1] != baseline->origin[1])                                                                                   bits |= U_ORIGIN2;
+               if (origin[2] != baseline->origin[2])                                                                                   bits |= U_ORIGIN3;
                if ((int)(angles[0]*(256.0/360.0)) != (int)(baseline->angles[0]*(256.0/360.0))) bits |= U_ANGLE1;
                if ((int)(angles[1]*(256.0/360.0)) != (int)(baseline->angles[1]*(256.0/360.0))) bits |= U_ANGLE2;
                if ((int)(angles[2]*(256.0/360.0)) != (int)(baseline->angles[2]*(256.0/360.0))) bits |= U_ANGLE3;
-               if (baseline->colormap != (int) ent->v.colormap)                                                                bits |= U_COLORMAP;
-               if (baseline->skin != (int) ent->v.skin)                                                                                bits |= U_SKIN;
+               if (baseline->colormap != (byte) ent->v.colormap)                                                               bits |= U_COLORMAP;
+               if (baseline->skin != (byte) ent->v.skin)                                                                               bits |= U_SKIN;
                if ((baseline->frame & 0x00FF) != ((int) ent->v.frame & 0x00FF))                                bits |= U_FRAME;
                if ((baseline->effects & 0x00FF) != ((int) ent->v.effects & 0x00FF))                    bits |= U_EFFECTS;
-               if (baseline->modelindex != (int) ent->v.modelindex)                                                    bits |= U_MODEL;
+               if ((baseline->modelindex & 0x00FF) != ((int) ent->v.modelindex & 0x00FF))              bits |= U_MODEL;
 
                // LordHavoc: new stuff
                if (baseline->alpha != alpha)                                                                                                   bits |= U_ALPHA;
@@ -636,6 +762,7 @@ void SV_WriteEntitiesToClient (edict_t      *clent, sizebuf_t *msg)
                if (baseline->glowcolor != glowcolor)                                                                                   bits |= U_GLOWCOLOR;
                if (baseline->colormod != colormod)                                                                                             bits |= U_COLORMOD;
                if (((int) baseline->frame & 0xFF00) != ((int) ent->v.frame & 0xFF00))                  bits |= U_FRAME2;
+               if (((int) baseline->frame & 0xFF00) != ((int) ent->v.modelindex & 0xFF00))             bits |= U_MODEL2;
 
                // update delta baseline
                VectorCopy(ent->v.origin, ent->deltabaseline.origin);
@@ -651,6 +778,9 @@ void SV_WriteEntitiesToClient (edict_t      *clent, sizebuf_t *msg)
                ent->deltabaseline.glowcolor = glowcolor;
                ent->deltabaseline.colormod = colormod;
 
+               if (bits & (U_ALPHA | U_SCALE | U_EFFECTS2 | U_GLOWSIZE | U_GLOWCOLOR | U_COLORMOD | U_FRAME2 | U_MODEL2))
+                       i = -1;
+
                // write the message
                if (bits >= 16777216)
                        bits |= U_EXTEND2;
@@ -679,11 +809,11 @@ void SV_WriteEntitiesToClient (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_WriteCoord (msg, origin[0]);                
+               if (bits & U_ORIGIN1)   MSG_WriteFloatCoord (msg, origin[0]);
                if (bits & U_ANGLE1)    MSG_WriteAngle(msg, angles[0]);
-               if (bits & U_ORIGIN2)   MSG_WriteCoord (msg, origin[1]);
+               if (bits & U_ORIGIN2)   MSG_WriteFloatCoord (msg, origin[1]);
                if (bits & U_ANGLE2)    MSG_WriteAngle(msg, angles[1]);
-               if (bits & U_ORIGIN3)   MSG_WriteCoord (msg, origin[2]);
+               if (bits & U_ORIGIN3)   MSG_WriteFloatCoord (msg, origin[2]);
                if (bits & U_ANGLE3)    MSG_WriteAngle(msg, angles[2]);
 
                // LordHavoc: new stuff
@@ -694,7 +824,12 @@ void SV_WriteEntitiesToClient (edict_t     *clent, sizebuf_t *msg)
                if (bits & U_GLOWCOLOR) MSG_WriteByte(msg, glowcolor);
                if (bits & U_COLORMOD)  MSG_WriteByte(msg, colormod);
                if (bits & U_FRAME2)    MSG_WriteByte(msg, (int)ent->v.frame >> 8);
+               if (bits & U_MODEL2)    MSG_WriteByte(msg, (int)ent->v.modelindex >> 8);
        }
+
+       if (sv_reportvischeckentities.value)
+               Con_Printf("sv_vischeck culled entities: %d\n", sv_vischeckentitycullcount);
+       sv_vischeckentitycullcount = 0;
 }
 
 /*
@@ -707,7 +842,7 @@ void SV_CleanupEnts (void)
 {
        int             e;
        edict_t *ent;
-       
+
        ent = NEXT_EDICT(sv.edicts);
        for (e=1 ; e<sv.num_edicts ; e++, ent = NEXT_EDICT(ent))
        {
@@ -729,6 +864,7 @@ void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
        edict_t *other;
        int             items;
        eval_t  *val;
+       vec3_t  punchvector;
 
 //
 // send a damage message
@@ -740,8 +876,8 @@ 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_WriteCoord (msg, other->v.origin[i] + 0.5*(other->v.mins[i] + other->v.maxs[i]));
-       
+                       MSG_WriteFloatCoord (msg, other->v.origin[i] + 0.5*(other->v.mins[i] + other->v.maxs[i]));
+
                ent->v.dmg_take = 0;
                ent->v.dmg_save = 0;
        }
@@ -761,10 +897,10 @@ void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
        }
 
        bits = 0;
-       
+
        if (ent->v.view_ofs[2] != DEFAULT_VIEWHEIGHT)
                bits |= SU_VIEWHEIGHT;
-               
+
        if (ent->v.idealpitch)
                bits |= SU_IDEALPITCH;
 
@@ -785,14 +921,21 @@ void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
        if ( ent->v.waterlevel >= 2)
                bits |= SU_INWATER;
        
+       // dpprotocol
+       VectorClear(punchvector);
+       if ((val = GETEDICTFIELDVALUE(ent, eval_punchvector)))
+               VectorCopy(val->vector, punchvector);
+
        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 (ent->v.velocity[i])
                        bits |= (SU_VELOCITY1<<i);
        }
-       
+
        if (ent->v.weaponframe)
                bits |= SU_WEAPONFRAME;
 
@@ -802,10 +945,19 @@ void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
 //     if (ent->v.weapon)
                bits |= SU_WEAPON;
 
+       if (bits >= 65536)
+               bits |= SU_EXTEND1;
+       if (bits >= 16777216)
+               bits |= SU_EXTEND2;
+
 // send the data
 
        MSG_WriteByte (msg, svc_clientdata);
        MSG_WriteShort (msg, bits);
+       if (bits & SU_EXTEND1)
+               MSG_WriteByte(msg, bits >> 16);
+       if (bits & SU_EXTEND2)
+               MSG_WriteByte(msg, bits >> 24);
 
        if (bits & SU_VIEWHEIGHT)
                MSG_WriteChar (msg, ent->v.view_ofs[2]);
@@ -816,7 +968,9 @@ void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
        for (i=0 ; i<3 ; i++)
        {
                if (bits & (SU_PUNCH1<<i))
-                       MSG_WriteChar (msg, ent->v.punchangle[i]);
+                       MSG_WritePreciseAngle(msg, ent->v.punchangle[i]); // dpprotocol
+               if (bits & (SU_PUNCHVEC1<<i)) // dpprotocol
+                       MSG_WriteFloatCoord(msg, punchvector[i]); // dpprotocol
                if (bits & (SU_VELOCITY1<<i))
                        MSG_WriteChar (msg, ent->v.velocity[i]/16);
        }
@@ -875,7 +1029,7 @@ qboolean SV_SendClientDatagram (client_t *client)
 // add the client specific data to the datagram
        SV_WriteClientdataToMessage (client->edict, &msg);
 
-       SV_WriteEntitiesToClient (client->edict, &msg);
+       SV_WriteEntitiesToClient (client, client->edict, &msg);
 
 // copy the server datagram if there is space
        if (msg.cursize + sv.datagram.cursize < msg.maxsize)
@@ -887,7 +1041,7 @@ qboolean SV_SendClientDatagram (client_t *client)
                SV_DropClient (true);// if the message couldn't send, kick off
                return false;
        }
-       
+
        return true;
 }
 
@@ -1014,8 +1168,7 @@ void SV_SendClientMessages (void)
                                SV_DropClient (false);  // went to another level
                        else
                        {
-                               if (NET_SendMessage (host_client->netconnection
-                               , &host_client->message) == -1)
+                               if (NET_SendMessage (host_client->netconnection, &host_client->message) == -1)
                                        SV_DropClient (true);   // if the message couldn't send, kick off
                                SZ_Clear (&host_client->message);
                                host_client->last_message = realtime;
@@ -1067,21 +1220,25 @@ SV_CreateBaseline
 */
 void SV_CreateBaseline (void)
 {
-       int                     i;
-       edict_t                 *svent;
-       int                             entnum; 
-               
-       for (entnum = 0; entnum < sv.num_edicts ; entnum++)
+       int i, entnum, large;
+       edict_t *svent;
+
+       // LordHavoc: clear *all* states (note just active ones)
+       for (entnum = 0; entnum < MAX_EDICTS ; entnum++)
        {
-       // get the current server version
+               // get the current server version
                svent = EDICT_NUM(entnum);
+
+               // LordHavoc: always clear state values, whether the entity is in use or not
+               ClearStateToDefault(&svent->baseline);
+
                if (svent->free)
                        continue;
                if (entnum > svs.maxclients && !svent->v.modelindex)
                        continue;
 
        //
-       // create entity baseline
+               // create entity baseline
        //
                VectorCopy (svent->v.origin, svent->baseline.origin);
                VectorCopy (svent->v.angles, svent->baseline.angles);
@@ -1095,28 +1252,36 @@ void SV_CreateBaseline (void)
                else
                {
                        svent->baseline.colormap = 0;
-                       svent->baseline.modelindex =
-                               SV_ModelIndex(pr_strings + svent->v.model);
+                       svent->baseline.modelindex = svent->v.modelindex; //SV_ModelIndex(pr_strings + svent->v.model);
                }
-               svent->baseline.alpha = 255;
-               svent->baseline.scale = 16;
-               svent->baseline.glowsize = 0;
-               svent->baseline.glowcolor = 254;
-               svent->baseline.colormod = 255;
-               
+
+               large = false;
+               if (svent->baseline.modelindex & 0xFF00 || svent->baseline.frame & 0xFF00)
+                       large = true;
        //
-       // add to the message
+               // add to the message
        //
-               MSG_WriteByte (&sv.signon,svc_spawnbaseline);           
-               MSG_WriteShort (&sv.signon,entnum);
+               if (large)
+                       MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
+               else
+                       MSG_WriteByte (&sv.signon, svc_spawnbaseline);
+               MSG_WriteShort (&sv.signon, entnum);
 
-               MSG_WriteByte (&sv.signon, svent->baseline.modelindex);
-               MSG_WriteByte (&sv.signon, svent->baseline.frame);
+               if (large)
+               {
+                       MSG_WriteShort (&sv.signon, svent->baseline.modelindex);
+                       MSG_WriteShort (&sv.signon, svent->baseline.frame);
+               }
+               else
+               {
+                       MSG_WriteByte (&sv.signon, svent->baseline.modelindex);
+                       MSG_WriteByte (&sv.signon, svent->baseline.frame);
+               }
                MSG_WriteByte (&sv.signon, svent->baseline.colormap);
                MSG_WriteByte (&sv.signon, svent->baseline.skin);
                for (i=0 ; i<3 ; i++)
                {
-                       MSG_WriteCoord(&sv.signon, svent->baseline.origin[i]);
+                       MSG_WriteFloatCoord(&sv.signon, svent->baseline.origin[i]);
                        MSG_WriteAngle(&sv.signon, svent->baseline.angles[i]);
                }
        }
@@ -1169,7 +1334,7 @@ void SV_SaveSpawnparms (void)
 
        // call the progs to get default spawn parms for the new client
                pr_global_struct->self = EDICT_TO_PROG(host_client->edict);
-               PR_ExecuteProgram (pr_global_struct->SetChangeParms);
+               PR_ExecuteProgram (pr_global_struct->SetChangeParms, "QC function SetChangeParms is missing");
                for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
                        host_client->spawn_parms[j] = (&pr_global_struct->parm1)[j];
        }
@@ -1248,7 +1413,7 @@ void SV_SpawnServer (char *server)
        sv.signon.maxsize = sizeof(sv.signon_buf);
        sv.signon.cursize = 0;
        sv.signon.data = sv.signon_buf;
-       
+
 // leave slots at start for clients only
        sv.num_edicts = svs.maxclients+1;
        for (i=0 ; i<svs.maxclients ; i++)
@@ -1274,7 +1439,7 @@ void SV_SpawnServer (char *server)
                return;
        }
        sv.models[1] = sv.worldmodel;
-       
+
 //
 // clear world interaction links
 //
@@ -1300,7 +1465,6 @@ void SV_SpawnServer (char *server)
        ent->v.modelindex = 1;          // world model
        ent->v.solid = SOLID_BSP;
        ent->v.movetype = MOVETYPE_PUSH;
-       ent->v.angles[0] = ent->v.angles[1] = ent->v.angles[2] = 0;
 
        if (coop.value)
                pr_global_struct->coop = coop.value;
@@ -1314,15 +1478,15 @@ void SV_SpawnServer (char *server)
        
        ED_LoadFromFile (sv.worldmodel->entities);
        // LordHavoc: clear world angles (to fix e3m3.bsp)
-       sv.edicts->v.angles[0] = sv.edicts->v.angles[1] = sv.edicts->v.angles[2] = 0;
+       VectorClear(sv.edicts->v.angles);
 
        sv.active = true;
 
 // all setup is completed, any further precache statements are errors
        sv.state = ss_active;
-       
+
 // run two frames to allow everything to settle
-       host_frametime = 0.1;
+       sv.frametime = pr_global_struct->frametime = host_frametime = 0.1;
        SV_Physics ();
        SV_Physics ();
 
@@ -1333,26 +1497,6 @@ void SV_SpawnServer (char *server)
        for (i=0,host_client = svs.clients ; i<svs.maxclients ; i++, host_client++)
                if (host_client->active)
                        SV_SendServerinfo (host_client);
-       
-       Con_DPrintf ("Server spawned.\n");
-}
 
-// LordHavoc: added light checking to the server
-int RecursiveLightPoint (vec3_t color, mnode_t *node, vec3_t start, vec3_t end);
-void SV_LightPoint (vec3_t color, vec3_t p)
-{
-       vec3_t          end;
-       
-       if (!sv.worldmodel->lightdata)
-       {
-               color[0] = color[1] = color[2] = 255;
-               return;
-       }
-       
-       end[0] = p[0];
-       end[1] = p[1];
-       end[2] = p[2] - 2048;
-
-       color[0] = color[1] = color[2] = 0;
-       RecursiveLightPoint (color, sv.worldmodel->nodes, p, end);
+       Con_DPrintf ("Server spawned.\n");
 }