+ if (bits & E_ORIGIN1)
+ MSG_WriteCoord16i(msg, ent->origin[0]);
+ if (bits & E_ORIGIN2)
+ MSG_WriteCoord16i(msg, ent->origin[1]);
+ if (bits & E_ORIGIN3)
+ MSG_WriteCoord16i(msg, ent->origin[2]);
+ }
+ else
+ {
+ if (bits & E_ORIGIN1)
+ MSG_WriteCoord32f(msg, ent->origin[0]);
+ if (bits & E_ORIGIN2)
+ MSG_WriteCoord32f(msg, ent->origin[1]);
+ if (bits & E_ORIGIN3)
+ MSG_WriteCoord32f(msg, ent->origin[2]);
+ }
+ }
+ if ((sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4) && (ent->flags & RENDER_LOWPRECISION))
+ {
+ if (bits & E_ANGLE1)
+ MSG_WriteAngle8i(msg, ent->angles[0]);
+ if (bits & E_ANGLE2)
+ MSG_WriteAngle8i(msg, ent->angles[1]);
+ if (bits & E_ANGLE3)
+ MSG_WriteAngle8i(msg, ent->angles[2]);
+ }
+ else
+ {
+ if (bits & E_ANGLE1)
+ MSG_WriteAngle16i(msg, ent->angles[0]);
+ if (bits & E_ANGLE2)
+ MSG_WriteAngle16i(msg, ent->angles[1]);
+ if (bits & E_ANGLE3)
+ MSG_WriteAngle16i(msg, ent->angles[2]);
+ }
+ if (bits & E_MODEL1)
+ MSG_WriteByte(msg, ent->modelindex & 0xFF);
+ if (bits & E_MODEL2)
+ MSG_WriteByte(msg, (ent->modelindex >> 8) & 0xFF);
+ if (bits & E_FRAME1)
+ MSG_WriteByte(msg, ent->frame & 0xFF);
+ if (bits & E_FRAME2)
+ MSG_WriteByte(msg, (ent->frame >> 8) & 0xFF);
+ if (bits & E_EFFECTS1)
+ MSG_WriteByte(msg, ent->effects & 0xFF);
+ if (bits & E_EFFECTS2)
+ MSG_WriteByte(msg, (ent->effects >> 8) & 0xFF);
+ if (bits & E_COLORMAP)
+ MSG_WriteByte(msg, ent->colormap);
+ if (bits & E_SKIN)
+ MSG_WriteByte(msg, ent->skin);
+ if (bits & E_ALPHA)
+ MSG_WriteByte(msg, ent->alpha);
+ if (bits & E_SCALE)
+ MSG_WriteByte(msg, ent->scale);
+ if (bits & E_GLOWSIZE)
+ MSG_WriteByte(msg, ent->glowsize);
+ if (bits & E_GLOWCOLOR)
+ MSG_WriteByte(msg, ent->glowcolor);
+ if (sv.protocol == PROTOCOL_DARKPLACES2)
+ if (bits & E_FLAGS)
+ MSG_WriteByte(msg, ent->flags);
+ if (bits & E_TAGATTACHMENT)
+ {
+ MSG_WriteShort(msg, ent->tagentity);
+ MSG_WriteByte(msg, ent->tagindex);
+ }
+ if (bits & E_LIGHT)
+ {
+ MSG_WriteShort(msg, ent->light[0]);
+ MSG_WriteShort(msg, ent->light[1]);
+ MSG_WriteShort(msg, ent->light[2]);
+ MSG_WriteShort(msg, ent->light[3]);
+ }
+ if (bits & E_LIGHTSTYLE)
+ MSG_WriteByte(msg, ent->lightstyle);
+ if (bits & E_LIGHTPFLAGS)
+ MSG_WriteByte(msg, ent->lightpflags);
+}
+
+void EntityState_WriteUpdate(const entity_state_t *ent, sizebuf_t *msg, const entity_state_t *delta)
+{
+ unsigned int bits;
+ ENTITYSIZEPROFILING_START(msg, ent->number);
+ if (ent->active == ACTIVE_NETWORK)
+ {
+ // entity is active, check for changes from the delta
+ if ((bits = EntityState_DeltaBits(delta, ent)))
+ {
+ // write the update number, bits, and fields
+ MSG_WriteShort(msg, ent->number);
+ EntityState_WriteExtendBits(msg, bits);
+ EntityState_WriteFields(ent, msg, bits);
+ }
+ }
+ else
+ {
+ // entity is inactive, check if the delta was active
+ if (delta->active == ACTIVE_NETWORK)
+ {
+ // write the remove number
+ MSG_WriteShort(msg, ent->number | 0x8000);
+ }
+ }
+ ENTITYSIZEPROFILING_END(msg, ent->number);
+}
+
+int EntityState_ReadExtendBits(void)
+{
+ unsigned int bits;
+ bits = MSG_ReadByte();
+ if (bits & 0x00000080)
+ {
+ bits |= MSG_ReadByte() << 8;
+ if (bits & 0x00008000)
+ {
+ bits |= MSG_ReadByte() << 16;
+ if (bits & 0x00800000)
+ bits |= MSG_ReadByte() << 24;
+ }
+ }
+ return bits;
+}
+
+void EntityState_ReadFields(entity_state_t *e, unsigned int bits)
+{
+ if (cls.protocol == PROTOCOL_DARKPLACES2)
+ {
+ if (bits & E_ORIGIN1)
+ e->origin[0] = MSG_ReadCoord16i();
+ if (bits & E_ORIGIN2)
+ e->origin[1] = MSG_ReadCoord16i();
+ if (bits & E_ORIGIN3)
+ e->origin[2] = MSG_ReadCoord16i();
+ }
+ else
+ {
+ if (bits & E_FLAGS)
+ e->flags = MSG_ReadByte();
+ if (e->flags & RENDER_LOWPRECISION)
+ {
+ if (bits & E_ORIGIN1)
+ e->origin[0] = MSG_ReadCoord16i();
+ if (bits & E_ORIGIN2)
+ e->origin[1] = MSG_ReadCoord16i();
+ if (bits & E_ORIGIN3)
+ e->origin[2] = MSG_ReadCoord16i();
+ }
+ else
+ {
+ if (bits & E_ORIGIN1)
+ e->origin[0] = MSG_ReadCoord32f();
+ if (bits & E_ORIGIN2)
+ e->origin[1] = MSG_ReadCoord32f();
+ if (bits & E_ORIGIN3)
+ e->origin[2] = MSG_ReadCoord32f();
+ }
+ }
+ if ((cls.protocol == PROTOCOL_DARKPLACES5 || cls.protocol == PROTOCOL_DARKPLACES6) && !(e->flags & RENDER_LOWPRECISION))
+ {
+ if (bits & E_ANGLE1)
+ e->angles[0] = MSG_ReadAngle16i();
+ if (bits & E_ANGLE2)
+ e->angles[1] = MSG_ReadAngle16i();
+ if (bits & E_ANGLE3)
+ e->angles[2] = MSG_ReadAngle16i();
+ }
+ else
+ {
+ if (bits & E_ANGLE1)
+ e->angles[0] = MSG_ReadAngle8i();
+ if (bits & E_ANGLE2)
+ e->angles[1] = MSG_ReadAngle8i();
+ if (bits & E_ANGLE3)
+ e->angles[2] = MSG_ReadAngle8i();
+ }
+ if (bits & E_MODEL1)
+ e->modelindex = (e->modelindex & 0xFF00) | (unsigned int) MSG_ReadByte();
+ if (bits & E_MODEL2)
+ e->modelindex = (e->modelindex & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
+ if (bits & E_FRAME1)
+ e->frame = (e->frame & 0xFF00) | (unsigned int) MSG_ReadByte();
+ if (bits & E_FRAME2)
+ e->frame = (e->frame & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
+ if (bits & E_EFFECTS1)
+ e->effects = (e->effects & 0xFF00) | (unsigned int) MSG_ReadByte();
+ if (bits & E_EFFECTS2)
+ e->effects = (e->effects & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
+ if (bits & E_COLORMAP)
+ e->colormap = MSG_ReadByte();
+ if (bits & E_SKIN)
+ e->skin = MSG_ReadByte();
+ if (bits & E_ALPHA)
+ e->alpha = MSG_ReadByte();
+ if (bits & E_SCALE)
+ e->scale = MSG_ReadByte();
+ if (bits & E_GLOWSIZE)
+ e->glowsize = MSG_ReadByte();
+ if (bits & E_GLOWCOLOR)
+ e->glowcolor = MSG_ReadByte();
+ if (cls.protocol == PROTOCOL_DARKPLACES2)
+ if (bits & E_FLAGS)
+ e->flags = MSG_ReadByte();
+ if (bits & E_TAGATTACHMENT)
+ {
+ e->tagentity = (unsigned short) MSG_ReadShort();
+ e->tagindex = MSG_ReadByte();
+ }
+ if (bits & E_LIGHT)
+ {
+ e->light[0] = (unsigned short) MSG_ReadShort();
+ e->light[1] = (unsigned short) MSG_ReadShort();
+ e->light[2] = (unsigned short) MSG_ReadShort();
+ e->light[3] = (unsigned short) MSG_ReadShort();
+ }
+ if (bits & E_LIGHTSTYLE)
+ e->lightstyle = MSG_ReadByte();
+ if (bits & E_LIGHTPFLAGS)
+ e->lightpflags = MSG_ReadByte();
+
+ if (developer_networkentities.integer >= 2)
+ {
+ Con_Printf("ReadFields e%i", e->number);
+
+ if (bits & E_ORIGIN1)
+ Con_Printf(" E_ORIGIN1 %f", e->origin[0]);
+ if (bits & E_ORIGIN2)
+ Con_Printf(" E_ORIGIN2 %f", e->origin[1]);
+ if (bits & E_ORIGIN3)
+ Con_Printf(" E_ORIGIN3 %f", e->origin[2]);
+ if (bits & E_ANGLE1)
+ Con_Printf(" E_ANGLE1 %f", e->angles[0]);
+ if (bits & E_ANGLE2)
+ Con_Printf(" E_ANGLE2 %f", e->angles[1]);
+ if (bits & E_ANGLE3)
+ Con_Printf(" E_ANGLE3 %f", e->angles[2]);
+ if (bits & (E_MODEL1 | E_MODEL2))
+ Con_Printf(" E_MODEL %i", e->modelindex);
+
+ if (bits & (E_FRAME1 | E_FRAME2))
+ Con_Printf(" E_FRAME %i", e->frame);
+ if (bits & (E_EFFECTS1 | E_EFFECTS2))
+ Con_Printf(" E_EFFECTS %i", e->effects);
+ if (bits & E_ALPHA)
+ Con_Printf(" E_ALPHA %f", e->alpha / 255.0f);
+ if (bits & E_SCALE)
+ Con_Printf(" E_SCALE %f", e->scale / 16.0f);
+ if (bits & E_COLORMAP)
+ Con_Printf(" E_COLORMAP %i", e->colormap);
+ if (bits & E_SKIN)
+ Con_Printf(" E_SKIN %i", e->skin);
+
+ if (bits & E_GLOWSIZE)
+ Con_Printf(" E_GLOWSIZE %i", e->glowsize * 4);
+ if (bits & E_GLOWCOLOR)
+ Con_Printf(" E_GLOWCOLOR %i", e->glowcolor);
+
+ if (bits & E_LIGHT)
+ Con_Printf(" E_LIGHT %i:%i:%i:%i", e->light[0], e->light[1], e->light[2], e->light[3]);
+ if (bits & E_LIGHTPFLAGS)
+ Con_Printf(" E_LIGHTPFLAGS %i", e->lightpflags);
+
+ if (bits & E_TAGATTACHMENT)
+ Con_Printf(" E_TAGATTACHMENT e%i:%i", e->tagentity, e->tagindex);
+ if (bits & E_LIGHTSTYLE)
+ Con_Printf(" E_LIGHTSTYLE %i", e->lightstyle);
+ Con_Print("\n");
+ }
+}
+
+extern void CL_NewFrameReceived(int num);
+
+// (client and server) allocates a new empty database
+entityframe_database_t *EntityFrame_AllocDatabase(mempool_t *mempool)
+{
+ return (entityframe_database_t *)Mem_Alloc(mempool, sizeof(entityframe_database_t));
+}
+
+// (client and server) frees the database
+void EntityFrame_FreeDatabase(entityframe_database_t *d)
+{
+ Mem_Free(d);
+}
+
+// (server) clears the database to contain no frames (thus delta compression compresses against nothing)
+void EntityFrame_ClearDatabase(entityframe_database_t *d)
+{
+ memset(d, 0, sizeof(*d));
+}
+
+// (server and client) removes frames older than 'frame' from database
+void EntityFrame_AckFrame(entityframe_database_t *d, int frame)
+{
+ int i;
+ d->ackframenum = frame;
+ for (i = 0;i < d->numframes && d->frames[i].framenum < frame;i++);
+ // ignore outdated frame acks (out of order packets)
+ if (i == 0)
+ return;
+ d->numframes -= i;
+ // if some queue is left, slide it down to beginning of array
+ if (d->numframes)
+ memmove(&d->frames[0], &d->frames[i], sizeof(d->frames[0]) * d->numframes);
+}
+
+// (server) clears frame, to prepare for adding entities
+void EntityFrame_Clear(entity_frame_t *f, vec3_t eye, int framenum)
+{
+ f->time = 0;
+ f->framenum = framenum;
+ f->numentities = 0;
+ if (eye == NULL)
+ VectorClear(f->eye);
+ else
+ VectorCopy(eye, f->eye);
+}
+
+// (server and client) reads a frame from the database
+void EntityFrame_FetchFrame(entityframe_database_t *d, int framenum, entity_frame_t *f)
+{
+ int i, n;
+ EntityFrame_Clear(f, NULL, -1);
+ for (i = 0;i < d->numframes && d->frames[i].framenum < framenum;i++);
+ if (i < d->numframes && framenum == d->frames[i].framenum)
+ {
+ f->framenum = framenum;
+ f->numentities = d->frames[i].endentity - d->frames[i].firstentity;
+ n = MAX_ENTITY_DATABASE - (d->frames[i].firstentity % MAX_ENTITY_DATABASE);
+ if (n > f->numentities)
+ n = f->numentities;
+ memcpy(f->entitydata, d->entitydata + d->frames[i].firstentity % MAX_ENTITY_DATABASE, sizeof(*f->entitydata) * n);
+ if (f->numentities > n)
+ memcpy(f->entitydata + n, d->entitydata, sizeof(*f->entitydata) * (f->numentities - n));
+ VectorCopy(d->eye, f->eye);
+ }
+}
+
+// (client) adds a entity_frame to the database, for future reference
+void EntityFrame_AddFrame_Client(entityframe_database_t *d, vec3_t eye, int framenum, int numentities, const entity_state_t *entitydata)
+{
+ int n, e;
+ entity_frameinfo_t *info;
+
+ VectorCopy(eye, d->eye);
+
+ // figure out how many entity slots are used already
+ if (d->numframes)
+ {
+ n = d->frames[d->numframes - 1].endentity - d->frames[0].firstentity;
+ if (n + numentities > MAX_ENTITY_DATABASE || d->numframes >= MAX_ENTITY_HISTORY)
+ {
+ // ran out of room, dump database
+ EntityFrame_ClearDatabase(d);
+ }
+ }
+
+ info = &d->frames[d->numframes];
+ info->framenum = framenum;
+ e = -1000;
+ // make sure we check the newly added frame as well, but we haven't incremented numframes yet
+ for (n = 0;n <= d->numframes;n++)
+ {
+ if (e >= d->frames[n].framenum)
+ {
+ if (e == framenum)
+ Con_Print("EntityFrame_AddFrame: tried to add out of sequence frame to database\n");
+ else
+ Con_Print("EntityFrame_AddFrame: out of sequence frames in database\n");
+ return;
+ }
+ e = d->frames[n].framenum;
+ }
+ // if database still has frames after that...
+ if (d->numframes)
+ info->firstentity = d->frames[d->numframes - 1].endentity;
+ else
+ info->firstentity = 0;
+ info->endentity = info->firstentity + numentities;
+ d->numframes++;
+
+ n = info->firstentity % MAX_ENTITY_DATABASE;
+ e = MAX_ENTITY_DATABASE - n;
+ if (e > numentities)
+ e = numentities;
+ memcpy(d->entitydata + n, entitydata, sizeof(entity_state_t) * e);
+ if (numentities > e)
+ memcpy(d->entitydata, entitydata + e, sizeof(entity_state_t) * (numentities - e));
+}
+
+// (server) adds a entity_frame to the database, for future reference
+void EntityFrame_AddFrame_Server(entityframe_database_t *d, vec3_t eye, int framenum, int numentities, const entity_state_t **entitydata)
+{
+ int n, e;
+ entity_frameinfo_t *info;
+
+ VectorCopy(eye, d->eye);
+
+ // figure out how many entity slots are used already
+ if (d->numframes)
+ {
+ n = d->frames[d->numframes - 1].endentity - d->frames[0].firstentity;
+ if (n + numentities > MAX_ENTITY_DATABASE || d->numframes >= MAX_ENTITY_HISTORY)
+ {
+ // ran out of room, dump database
+ EntityFrame_ClearDatabase(d);
+ }
+ }
+
+ info = &d->frames[d->numframes];
+ info->framenum = framenum;
+ e = -1000;
+ // make sure we check the newly added frame as well, but we haven't incremented numframes yet
+ for (n = 0;n <= d->numframes;n++)
+ {
+ if (e >= d->frames[n].framenum)
+ {
+ if (e == framenum)
+ Con_Print("EntityFrame_AddFrame: tried to add out of sequence frame to database\n");
+ else
+ Con_Print("EntityFrame_AddFrame: out of sequence frames in database\n");
+ return;
+ }
+ e = d->frames[n].framenum;
+ }
+ // if database still has frames after that...
+ if (d->numframes)
+ info->firstentity = d->frames[d->numframes - 1].endentity;
+ else
+ info->firstentity = 0;
+ info->endentity = info->firstentity + numentities;
+ d->numframes++;
+
+ n = info->firstentity % MAX_ENTITY_DATABASE;
+ e = MAX_ENTITY_DATABASE - n;
+ if (e > numentities)
+ e = numentities;
+ memcpy(d->entitydata + n, entitydata, sizeof(entity_state_t) * e);
+ if (numentities > e)
+ memcpy(d->entitydata, entitydata + e, sizeof(entity_state_t) * (numentities - e));
+}
+
+// (server) writes a frame to network stream
+qboolean EntityFrame_WriteFrame(sizebuf_t *msg, int maxsize, entityframe_database_t *d, int numstates, const entity_state_t **states, int viewentnum)
+{
+ int i, onum, number;
+ entity_frame_t *o = &d->deltaframe;
+ const entity_state_t *ent, *delta;
+ vec3_t eye;
+
+ d->latestframenum++;
+
+ VectorClear(eye);
+ for (i = 0;i < numstates;i++)
+ {
+ ent = states[i];
+ if (ent->number == viewentnum)
+ {
+ VectorSet(eye, ent->origin[0], ent->origin[1], ent->origin[2] + 22);
+ break;
+ }
+ }
+
+ EntityFrame_AddFrame_Server(d, eye, d->latestframenum, numstates, states);
+
+ EntityFrame_FetchFrame(d, d->ackframenum, o);
+
+ MSG_WriteByte (msg, svc_entities);
+ MSG_WriteLong (msg, o->framenum);
+ MSG_WriteLong (msg, d->latestframenum);
+ MSG_WriteFloat (msg, eye[0]);
+ MSG_WriteFloat (msg, eye[1]);
+ MSG_WriteFloat (msg, eye[2]);
+
+ onum = 0;
+ for (i = 0;i < numstates;i++)
+ {
+ ent = states[i];
+ number = ent->number;
+
+ if (PRVM_serveredictfunction((&prog->edicts[number]), SendEntity))
+ continue;
+ for (;onum < o->numentities && o->entitydata[onum].number < number;onum++)
+ {
+ // write remove message
+ MSG_WriteShort(msg, o->entitydata[onum].number | 0x8000);
+ }
+ if (onum < o->numentities && (o->entitydata[onum].number == number))
+ {
+ // delta from previous frame
+ delta = o->entitydata + onum;
+ // advance to next entity in delta frame
+ onum++;
+ }
+ else
+ {
+ // delta from defaults
+ delta = &defaultstate;
+ }
+ EntityState_WriteUpdate(ent, msg, delta);
+ }
+ for (;onum < o->numentities;onum++)
+ {
+ // write remove message
+ MSG_WriteShort(msg, o->entitydata[onum].number | 0x8000);
+ }
+ MSG_WriteShort(msg, 0xFFFF);
+
+ return true;
+}
+
+// (client) reads a frame from network stream
+void EntityFrame_CL_ReadFrame(void)
+{
+ int i, number, removed;
+ entity_frame_t *f, *delta;
+ entity_state_t *e, *old, *oldend;
+ entity_t *ent;
+ entityframe_database_t *d;
+ if (!cl.entitydatabase)
+ cl.entitydatabase = EntityFrame_AllocDatabase(cls.levelmempool);
+ d = cl.entitydatabase;
+ f = &d->framedata;
+ delta = &d->deltaframe;
+
+ EntityFrame_Clear(f, NULL, -1);
+
+ // read the frame header info
+ f->time = cl.mtime[0];
+ number = MSG_ReadLong();
+ f->framenum = MSG_ReadLong();
+ CL_NewFrameReceived(f->framenum);
+ f->eye[0] = MSG_ReadFloat();
+ f->eye[1] = MSG_ReadFloat();
+ f->eye[2] = MSG_ReadFloat();
+ EntityFrame_AckFrame(d, number);
+ EntityFrame_FetchFrame(d, number, delta);
+ old = delta->entitydata;
+ oldend = old + delta->numentities;
+ // read entities until we hit the magic 0xFFFF end tag
+ while ((number = (unsigned short) MSG_ReadShort()) != 0xFFFF && !msg_badread)
+ {
+ if (msg_badread)
+ Host_Error("EntityFrame_Read: read error");
+ removed = number & 0x8000;
+ number &= 0x7FFF;
+ if (number >= MAX_EDICTS)
+ Host_Error("EntityFrame_Read: number (%i) >= MAX_EDICTS (%i)", number, MAX_EDICTS);
+
+ // seek to entity, while copying any skipped entities (assume unchanged)
+ while (old < oldend && old->number < number)
+ {
+ if (f->numentities >= MAX_ENTITY_DATABASE)
+ Host_Error("EntityFrame_Read: entity list too big");
+ f->entitydata[f->numentities] = *old++;
+ f->entitydata[f->numentities++].time = cl.mtime[0];
+ }
+ if (removed)
+ {
+ if (old < oldend && old->number == number)
+ old++;
+ else
+ Con_Printf("EntityFrame_Read: REMOVE on unused entity %i\n", number);
+ }
+ else
+ {
+ if (f->numentities >= MAX_ENTITY_DATABASE)
+ Host_Error("EntityFrame_Read: entity list too big");
+
+ // reserve this slot
+ e = f->entitydata + f->numentities++;
+
+ if (old < oldend && old->number == number)
+ {
+ // delta from old entity
+ *e = *old++;
+ }
+ else
+ {
+ // delta from defaults
+ *e = defaultstate;
+ }
+
+ if (cl.num_entities <= number)
+ {
+ cl.num_entities = number + 1;
+ if (number >= cl.max_entities)
+ CL_ExpandEntities(number);
+ }
+ cl.entities_active[number] = true;
+ e->active = ACTIVE_NETWORK;
+ e->time = cl.mtime[0];
+ e->number = number;
+ EntityState_ReadFields(e, EntityState_ReadExtendBits());
+ }
+ }
+ while (old < oldend)
+ {
+ if (f->numentities >= MAX_ENTITY_DATABASE)
+ Host_Error("EntityFrame_Read: entity list too big");
+ f->entitydata[f->numentities] = *old++;
+ f->entitydata[f->numentities++].time = cl.mtime[0];
+ }
+ EntityFrame_AddFrame_Client(d, f->eye, f->framenum, f->numentities, f->entitydata);
+
+ memset(cl.entities_active, 0, cl.num_entities * sizeof(unsigned char));
+ number = 1;
+ for (i = 0;i < f->numentities;i++)
+ {
+ for (;number < f->entitydata[i].number && number < cl.num_entities;number++)
+ {
+ if (cl.entities_active[number])
+ {
+ cl.entities_active[number] = false;
+ cl.entities[number].state_current.active = ACTIVE_NOT;
+ }
+ }
+ if (number >= cl.num_entities)
+ break;
+ // update the entity
+ ent = &cl.entities[number];
+ ent->state_previous = ent->state_current;
+ ent->state_current = f->entitydata[i];
+ CL_MoveLerpEntityStates(ent);
+ // the entity lives again...
+ cl.entities_active[number] = true;
+ number++;
+ }
+ for (;number < cl.num_entities;number++)
+ {
+ if (cl.entities_active[number])
+ {
+ cl.entities_active[number] = false;
+ cl.entities[number].state_current.active = ACTIVE_NOT;
+ }
+ }
+}
+
+
+// (client) returns the frame number of the most recent frame recieved
+int EntityFrame_MostRecentlyRecievedFrameNum(entityframe_database_t *d)
+{
+ if (d->numframes)
+ return d->frames[d->numframes - 1].framenum;
+ else
+ return -1;
+}
+
+
+
+
+
+
+entity_state_t *EntityFrame4_GetReferenceEntity(entityframe4_database_t *d, int number)
+{
+ if (d->maxreferenceentities <= number)
+ {
+ int oldmax = d->maxreferenceentities;
+ entity_state_t *oldentity = d->referenceentity;
+ d->maxreferenceentities = (number + 15) & ~7;
+ d->referenceentity = (entity_state_t *)Mem_Alloc(d->mempool, d->maxreferenceentities * sizeof(*d->referenceentity));
+ if (oldentity)
+ {
+ memcpy(d->referenceentity, oldentity, oldmax * sizeof(*d->referenceentity));
+ Mem_Free(oldentity);
+ }
+ // clear the newly created entities
+ for (;oldmax < d->maxreferenceentities;oldmax++)
+ {
+ d->referenceentity[oldmax] = defaultstate;
+ d->referenceentity[oldmax].number = oldmax;
+ }
+ }
+ return d->referenceentity + number;
+}
+
+void EntityFrame4_AddCommitEntity(entityframe4_database_t *d, const entity_state_t *s)
+{
+ // resize commit's entity list if full
+ if (d->currentcommit->maxentities <= d->currentcommit->numentities)
+ {
+ entity_state_t *oldentity = d->currentcommit->entity;
+ d->currentcommit->maxentities += 8;
+ d->currentcommit->entity = (entity_state_t *)Mem_Alloc(d->mempool, d->currentcommit->maxentities * sizeof(*d->currentcommit->entity));
+ if (oldentity)
+ {
+ memcpy(d->currentcommit->entity, oldentity, d->currentcommit->numentities * sizeof(*d->currentcommit->entity));
+ Mem_Free(oldentity);
+ }
+ }
+ d->currentcommit->entity[d->currentcommit->numentities++] = *s;
+}
+
+entityframe4_database_t *EntityFrame4_AllocDatabase(mempool_t *pool)
+{
+ entityframe4_database_t *d;
+ d = (entityframe4_database_t *)Mem_Alloc(pool, sizeof(*d));
+ d->mempool = pool;
+ EntityFrame4_ResetDatabase(d);
+ return d;
+}
+
+void EntityFrame4_FreeDatabase(entityframe4_database_t *d)
+{
+ int i;
+ for (i = 0;i < MAX_ENTITY_HISTORY;i++)
+ if (d->commit[i].entity)
+ Mem_Free(d->commit[i].entity);
+ if (d->referenceentity)
+ Mem_Free(d->referenceentity);
+ Mem_Free(d);
+}
+
+void EntityFrame4_ResetDatabase(entityframe4_database_t *d)
+{
+ int i;
+ d->referenceframenum = -1;
+ for (i = 0;i < MAX_ENTITY_HISTORY;i++)
+ d->commit[i].numentities = 0;
+ for (i = 0;i < d->maxreferenceentities;i++)
+ d->referenceentity[i] = defaultstate;
+}
+
+int EntityFrame4_AckFrame(entityframe4_database_t *d, int framenum, int servermode)
+{
+ int i, j, found;
+ entity_database4_commit_t *commit;
+ if (framenum == -1)
+ {
+ // reset reference, but leave commits alone
+ d->referenceframenum = -1;
+ for (i = 0;i < d->maxreferenceentities;i++)
+ d->referenceentity[i] = defaultstate;
+ // if this is the server, remove commits
+ for (i = 0, commit = d->commit;i < MAX_ENTITY_HISTORY;i++, commit++)
+ commit->numentities = 0;
+ found = true;
+ }
+ else if (d->referenceframenum == framenum)
+ found = true;
+ else
+ {
+ found = false;
+ for (i = 0, commit = d->commit;i < MAX_ENTITY_HISTORY;i++, commit++)
+ {
+ if (commit->numentities && commit->framenum <= framenum)
+ {
+ if (commit->framenum == framenum)
+ {
+ found = true;
+ d->referenceframenum = framenum;
+ if (developer_networkentities.integer >= 3)
+ {
+ for (j = 0;j < commit->numentities;j++)
+ {