#include "quakedef.h"
+// this is 80 bytes
+entity_state_t defaultstate =
+{
+ // ! means this is sent to client
+ 0,//double time; // time this state was built (used on client for interpolation)
+ {0,0,0},//float origin[3]; // !
+ {0,0,0},//float angles[3]; // !
+ 0,//int number; // ! entity number this state is for
+ 0,//int effects; // !
+ 0,//unsigned short modelindex; // !
+ 0,//unsigned short frame; // !
+ 0,//unsigned short tagentity; // !
+ 0,//unsigned short specialvisibilityradius; // larger if it has effects/light
+ 0,//unsigned short viewmodelforclient;
+ 0,//unsigned short exteriormodelforclient; // not shown if first person viewing from this entity, shown in all other cases
+ 0,//unsigned short nodrawtoclient;
+ 0,//unsigned short drawonlytoclient;
+ {0,0,0,0},//unsigned short light[4]; // ! color*256 (0.00 to 255.996), and radius*1
+ 0,//unsigned char active; // ! true if a valid state
+ 0,//unsigned char lightstyle; // !
+ 0,//unsigned char lightpflags; // !
+ 0,//unsigned char colormap; // !
+ 0,//unsigned char skin; // ! also chooses cubemap for rtlights if lightpflags & LIGHTPFLAGS_FULLDYNAMIC
+ 255,//unsigned char alpha; // !
+ 16,//unsigned char scale; // !
+ 0,//unsigned char glowsize; // !
+ 254,//unsigned char glowcolor; // !
+ 0,//unsigned char flags; // !
+ 0,//unsigned char tagindex; // !
+ // padding to a multiple of 8 bytes (to align the double time)
+ {0,0,0,0,0}//unsigned char unused[5];
+};
+
void ClearStateToDefault(entity_state_t *s)
{
- s->active = 0;
- s->time = 0;
- VectorClear(s->origin);
- VectorClear(s->angles);
- s->effects = 0;
- s->modelindex = 0;
- s->frame = 0;
- s->colormap = 0;
- s->skin = 0;
- s->alpha = 255;
- s->scale = 16;
- s->glowsize = 0;
- s->glowcolor = 254;
- s->flags = 0;
+ *s = defaultstate;
+}
+
+int EntityState_DeltaBits(const entity_state_t *o, const entity_state_t *n)
+{
+ unsigned int bits;
+ // if o is not active, delta from default
+ if (!o->active)
+ o = &defaultstate;
+ bits = 0;
+ if (fabs(n->origin[0] - o->origin[0]) > (1.0f / 256.0f))
+ bits |= E_ORIGIN1;
+ if (fabs(n->origin[1] - o->origin[1]) > (1.0f / 256.0f))
+ bits |= E_ORIGIN2;
+ if (fabs(n->origin[2] - o->origin[2]) > (1.0f / 256.0f))
+ bits |= E_ORIGIN3;
+ if ((qbyte) (n->angles[0] * (256.0f / 360.0f)) != (qbyte) (o->angles[0] * (256.0f / 360.0f)))
+ bits |= E_ANGLE1;
+ if ((qbyte) (n->angles[1] * (256.0f / 360.0f)) != (qbyte) (o->angles[1] * (256.0f / 360.0f)))
+ bits |= E_ANGLE2;
+ if ((qbyte) (n->angles[2] * (256.0f / 360.0f)) != (qbyte) (o->angles[2] * (256.0f / 360.0f)))
+ bits |= E_ANGLE3;
+ if ((n->modelindex ^ o->modelindex) & 0x00FF)
+ bits |= E_MODEL1;
+ if ((n->modelindex ^ o->modelindex) & 0xFF00)
+ bits |= E_MODEL2;
+ if ((n->frame ^ o->frame) & 0x00FF)
+ bits |= E_FRAME1;
+ if ((n->frame ^ o->frame) & 0xFF00)
+ bits |= E_FRAME2;
+ if ((n->effects ^ o->effects) & 0x00FF)
+ bits |= E_EFFECTS1;
+ if ((n->effects ^ o->effects) & 0xFF00)
+ bits |= E_EFFECTS2;
+ if (n->colormap != o->colormap)
+ bits |= E_COLORMAP;
+ if (n->skin != o->skin)
+ bits |= E_SKIN;
+ if (n->alpha != o->alpha)
+ bits |= E_ALPHA;
+ if (n->scale != o->scale)
+ bits |= E_SCALE;
+ if (n->glowsize != o->glowsize)
+ bits |= E_GLOWSIZE;
+ if (n->glowcolor != o->glowcolor)
+ bits |= E_GLOWCOLOR;
+ if (n->flags != o->flags)
+ bits |= E_FLAGS;
+ if (n->tagindex != o->tagindex || n->tagentity != o->tagentity)
+ bits |= E_TAGATTACHMENT;
+ if (n->light[0] != o->light[0] || n->light[1] != o->light[1] || n->light[2] != o->light[2] || n->light[3] != o->light[3])
+ bits |= E_LIGHT;
+ if (n->lightstyle != o->lightstyle)
+ bits |= E_LIGHTSTYLE;
+ if (n->lightpflags != o->lightpflags)
+ bits |= E_LIGHTPFLAGS;
+
+ if (bits)
+ {
+ if (bits & 0xFF000000)
+ bits |= 0x00800000;
+ if (bits & 0x00FF0000)
+ bits |= 0x00008000;
+ if (bits & 0x0000FF00)
+ bits |= 0x00000080;
+ }
+ return bits;
+}
+
+void EntityState_WriteExtendBits(sizebuf_t *msg, unsigned int bits)
+{
+ MSG_WriteByte(msg, bits & 0xFF);
+ if (bits & 0x00000080)
+ {
+ MSG_WriteByte(msg, (bits >> 8) & 0xFF);
+ if (bits & 0x00008000)
+ {
+ MSG_WriteByte(msg, (bits >> 16) & 0xFF);
+ if (bits & 0x00800000)
+ MSG_WriteByte(msg, (bits >> 24) & 0xFF);
+ }
+ }
+}
+
+void EntityState_WriteFields(entity_state_t *ent, sizebuf_t *msg, unsigned int bits)
+{
+ // LordHavoc: have to write flags first, as they can modify protocol
+ if (bits & E_FLAGS)
+ MSG_WriteByte(msg, ent->flags);
+ if (ent->flags & RENDER_LOWPRECISION)
+ {
+ if (bits & E_ORIGIN1)
+ MSG_WriteShort(msg, ent->origin[0]);
+ if (bits & E_ORIGIN2)
+ MSG_WriteShort(msg, ent->origin[1]);
+ if (bits & E_ORIGIN3)
+ MSG_WriteShort(msg, ent->origin[2]);
+ if (bits & E_ANGLE1)
+ MSG_WriteAngle(msg, ent->angles[0]);
+ if (bits & E_ANGLE2)
+ MSG_WriteAngle(msg, ent->angles[1]);
+ if (bits & E_ANGLE3)
+ MSG_WriteAngle(msg, ent->angles[2]);
+ }
+ else
+ {
+ if (bits & E_ORIGIN1)
+ MSG_WriteFloat(msg, ent->origin[0]);
+ if (bits & E_ORIGIN2)
+ MSG_WriteFloat(msg, ent->origin[1]);
+ if (bits & E_ORIGIN3)
+ MSG_WriteFloat(msg, ent->origin[2]);
+ if (bits & E_ANGLE1)
+ MSG_WritePreciseAngle(msg, ent->angles[0]);
+ if (bits & E_ANGLE2)
+ MSG_WritePreciseAngle(msg, ent->angles[1]);
+ if (bits & E_ANGLE3)
+ MSG_WritePreciseAngle(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 (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(entity_state_t *ent, sizebuf_t *msg, entity_state_t *delta)
+{
+ unsigned int bits;
+ if (ent->active)
+ {
+ // 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)
+ {
+ // write the remove number
+ MSG_WriteShort(msg, ent->number | 0x8000);
+ }
+ }
+}
+
+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 (cl.protocol == PROTOCOL_DARKPLACES2)
+ {
+ if (bits & E_ORIGIN1)
+ e->origin[0] = (signed short) MSG_ReadShort();
+ if (bits & E_ORIGIN2)
+ e->origin[1] = (signed short) MSG_ReadShort();
+ if (bits & E_ORIGIN3)
+ e->origin[2] = (signed short) MSG_ReadShort();
+ }
+ else
+ {
+ if (bits & E_FLAGS)
+ e->flags = MSG_ReadByte();
+ if (e->flags & RENDER_LOWPRECISION || cl.protocol == PROTOCOL_DARKPLACES2)
+ {
+ if (bits & E_ORIGIN1)
+ e->origin[0] = (signed short) MSG_ReadShort();
+ if (bits & E_ORIGIN2)
+ e->origin[1] = (signed short) MSG_ReadShort();
+ if (bits & E_ORIGIN3)
+ e->origin[2] = (signed short) MSG_ReadShort();
+ }
+ else
+ {
+ if (bits & E_ORIGIN1)
+ e->origin[0] = MSG_ReadFloat();
+ if (bits & E_ORIGIN2)
+ e->origin[1] = MSG_ReadFloat();
+ if (bits & E_ORIGIN3)
+ e->origin[2] = MSG_ReadFloat();
+ }
+ }
+ if (cl.protocol == PROTOCOL_DARKPLACES5 && !(e->flags & RENDER_LOWPRECISION))
+ {
+ if (bits & E_ANGLE1)
+ e->angles[0] = MSG_ReadPreciseAngle();
+ if (bits & E_ANGLE2)
+ e->angles[1] = MSG_ReadPreciseAngle();
+ if (bits & E_ANGLE3)
+ e->angles[2] = MSG_ReadPreciseAngle();
+ }
+ else
+ {
+ if (bits & E_ANGLE1)
+ e->angles[0] = MSG_ReadAngle();
+ if (bits & E_ANGLE2)
+ e->angles[1] = MSG_ReadAngle();
+ if (bits & E_ANGLE3)
+ e->angles[2] = MSG_ReadAngle();
+ }
+ 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 (cl.protocol == PROTOCOL_DARKPLACES2)
+ if (bits & E_FLAGS)
+ e->flags = MSG_ReadByte();
+ if (bits & E_TAGATTACHMENT)
+ {
+ e->tagentity = MSG_ReadShort();
+ e->tagindex = MSG_ReadByte();
+ }
+ if (bits & E_LIGHT)
+ {
+ e->light[0] = MSG_ReadShort();
+ e->light[1] = MSG_ReadShort();
+ e->light[2] = MSG_ReadShort();
+ e->light[3] = 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");
+ }
}
// (server) clears the database to contain no frames (thus delta compression compresses against nothing)
}
// (server) clears frame, to prepare for adding entities
-void EntityFrame_Clear(entity_frame_t *f, vec3_t eye)
+void EntityFrame_Clear(entity_frame_t *f, vec3_t eye, int framenum)
{
- memset(f, 0, sizeof(*f));
- VectorCopy(eye, f->eye);
+ f->time = 0;
+ f->framenum = framenum;
+ f->numentities = 0;
+ if (eye == NULL)
+ {
+ VectorClear(f->eye);
+ }
+ else
+ {
+ VectorCopy(eye, f->eye);
+ }
}
-// (server) allocates an entity slot in frame, returns NULL if full
-entity_state_t *EntityFrame_NewEntity(entity_frame_t *f, int number)
+// (server) adds an entity to frame
+void EntityFrame_AddEntity(entity_frame_t *f, entity_state_t *s)
{
- entity_state_t *e;
- if (f->numentities >= MAX_ENTITY_DATABASE)
- return NULL;
- e = &f->entitydata[f->numentities++];
- e->active = true;
- e->number = number;
- return e;
+ if (f->numentities < MAX_ENTITY_DATABASE)
+ {
+ f->entitydata[f->numentities] = *s;
+ f->entitydata[f->numentities++].active = true;
+ }
}
// (server and client) reads a frame from the database
void EntityFrame_FetchFrame(entity_database_t *d, int framenum, entity_frame_t *f)
{
int i, n;
- memset(f, 0, sizeof(*f));
+ 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)
{
memcpy(f->entitydata + n, d->entitydata, sizeof(*f->entitydata) * (f->numentities - n));
VectorCopy(d->eye, f->eye);
}
- else
- f->framenum = -1;
}
// (server and client) adds a entity_frame to the database, for future reference
if (e >= d->frames[n].framenum)
{
if (e == f->framenum)
- Con_Printf("EntityFrame_AddFrame: tried to add out of sequence frame to database\n");
+ Con_Print("EntityFrame_AddFrame: tried to add out of sequence frame to database\n");
else
- Con_Printf("EntityFrame_AddFrame: out of sequence frames in database\n");
+ Con_Print("EntityFrame_AddFrame: out of sequence frames in database\n");
return;
}
e = d->frames[n].framenum;
}
// (server) writes a frame to network stream
+static entity_frame_t deltaframe; // FIXME?
void EntityFrame_Write(entity_database_t *d, entity_frame_t *f, sizebuf_t *msg)
{
- int i, onum, bits, number;
- entity_frame_t deltaframe, *o = &deltaframe;
- entity_state_t *ent, *delta, baseline;
+ int i, onum, number;
+ entity_frame_t *o = &deltaframe;
+ entity_state_t *ent, *delta;
EntityFrame_AddFrame(d, f);
- ClearStateToDefault(&baseline);
EntityFrame_FetchFrame(d, d->ackframe > 0 ? d->ackframe : -1, o);
MSG_WriteByte (msg, svc_entities);
MSG_WriteLong (msg, o->framenum);
}
else
{
- // delta from baseline
- delta = &baseline;
- }
- bits = 0;
- if (ent->flags & RENDER_LOWPRECISION)
- {
- if ((int) ent->origin[0] != (int) delta->origin[0])
- bits |= E_ORIGIN1;
- if ((int) ent->origin[1] != (int) delta->origin[1])
- bits |= E_ORIGIN2;
- if ((int) ent->origin[2] != (int) delta->origin[2])
- bits |= E_ORIGIN3;
- }
- else
- {
- if (fabs(ent->origin[0] - delta->origin[0]) > 0.01f)
- bits |= E_ORIGIN1;
- if (fabs(ent->origin[1] - delta->origin[1]) > 0.01f)
- bits |= E_ORIGIN2;
- if (fabs(ent->origin[2] - delta->origin[2]) > 0.01f)
- bits |= E_ORIGIN3;
- }
- if ((qbyte) (ent->angles[0] * (256.0f / 360.0f)) != (qbyte) (delta->angles[0] * (256.0f / 360.0f)))
- bits |= E_ANGLE1;
- if ((qbyte) (ent->angles[1] * (256.0f / 360.0f)) != (qbyte) (delta->angles[1] * (256.0f / 360.0f)))
- bits |= E_ANGLE2;
- if ((qbyte) (ent->angles[2] * (256.0f / 360.0f)) != (qbyte) (delta->angles[2] * (256.0f / 360.0f)))
- bits |= E_ANGLE3;
- if ((ent->modelindex ^ delta->modelindex) & 0x00FF)
- bits |= E_MODEL1;
- if ((ent->modelindex ^ delta->modelindex) & 0xFF00)
- bits |= E_MODEL2;
- if ((ent->frame ^ delta->frame) & 0x00FF)
- bits |= E_FRAME1;
- if ((ent->frame ^ delta->frame) & 0xFF00)
- bits |= E_FRAME2;
- if ((ent->effects ^ delta->effects) & 0x00FF)
- bits |= E_EFFECTS1;
- if ((ent->effects ^ delta->effects) & 0xFF00)
- bits |= E_EFFECTS2;
- if (ent->colormap != delta->colormap)
- bits |= E_COLORMAP;
- if (ent->skin != delta->skin)
- bits |= E_SKIN;
- if (ent->alpha != delta->alpha)
- bits |= E_ALPHA;
- if (ent->scale != delta->scale)
- bits |= E_SCALE;
- if (ent->glowsize != delta->glowsize)
- bits |= E_GLOWSIZE;
- if (ent->glowcolor != delta->glowcolor)
- bits |= E_GLOWCOLOR;
- if (ent->flags != delta->flags)
- bits |= E_FLAGS;
-
- if (bits) // don't send anything if it hasn't changed
- {
- if (bits & 0xFF000000)
- bits |= E_EXTEND3;
- if (bits & 0x00FF0000)
- bits |= E_EXTEND2;
- if (bits & 0x0000FF00)
- bits |= E_EXTEND1;
-
- MSG_WriteShort(msg, number);
- MSG_WriteByte(msg, bits & 0xFF);
- if (bits & E_EXTEND1)
- {
- MSG_WriteByte(msg, (bits >> 8) & 0xFF);
- if (bits & E_EXTEND2)
- {
- MSG_WriteByte(msg, (bits >> 16) & 0xFF);
- if (bits & E_EXTEND3)
- MSG_WriteByte(msg, (bits >> 24) & 0xFF);
- }
- }
- // LordHavoc: have to write flags first, as they can modify protocol
- if (bits & E_FLAGS)
- MSG_WriteByte(msg, ent->flags);
- if (ent->flags & RENDER_LOWPRECISION)
- {
- if (bits & E_ORIGIN1)
- MSG_WriteShort(msg, ent->origin[0]);
- if (bits & E_ORIGIN2)
- MSG_WriteShort(msg, ent->origin[1]);
- if (bits & E_ORIGIN3)
- MSG_WriteShort(msg, ent->origin[2]);
- }
- else
- {
- if (bits & E_ORIGIN1)
- MSG_WriteFloat(msg, ent->origin[0]);
- if (bits & E_ORIGIN2)
- MSG_WriteFloat(msg, ent->origin[1]);
- if (bits & E_ORIGIN3)
- MSG_WriteFloat(msg, ent->origin[2]);
- }
- if (bits & E_ANGLE1)
- MSG_WriteAngle(msg, ent->angles[0]);
- if (bits & E_ANGLE2)
- MSG_WriteAngle(msg, ent->angles[1]);
- if (bits & E_ANGLE3)
- MSG_WriteAngle(msg, ent->angles[2]);
- if (bits & E_MODEL1)
- MSG_WriteByte(msg, ent->modelindex & 0x00FF);
- if (bits & E_MODEL2)
- MSG_WriteByte(msg, ent->modelindex & 0xFF00);
- if (bits & E_FRAME1)
- MSG_WriteByte(msg, ent->frame & 0x00FF);
- if (bits & E_FRAME2)
- MSG_WriteByte(msg, ent->frame & 0xFF00);
- if (bits & E_EFFECTS1)
- MSG_WriteByte(msg, ent->effects & 0x00FF);
- if (bits & E_EFFECTS2)
- MSG_WriteByte(msg, ent->effects & 0xFF00);
- 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);
+ // delta from defaults
+ delta = &defaultstate;
}
+ EntityState_WriteUpdate(ent, msg, delta);
}
for (;onum < o->numentities;onum++)
{
}
// (client) reads a frame from network stream
+static entity_frame_t framedata; // FIXME?
void EntityFrame_Read(entity_database_t *d)
{
- int number, removed, bits;
- entity_frame_t framedata, *f = &framedata, deltaframedata, *delta = &deltaframedata;
- entity_state_t *e, baseline, *old, *oldend;
+ int number, removed;
+ entity_frame_t *f = &framedata, *delta = &deltaframe;
+ entity_state_t *e, *old, *oldend;
+
+ EntityFrame_Clear(f, NULL, -1);
- ClearStateToDefault(&baseline);
- memset(f, 0, sizeof(*f));
// read the frame header info
f->time = cl.mtime[0];
number = MSG_ReadLong();
{
if (f->numentities >= MAX_ENTITY_DATABASE)
Host_Error("EntityFrame_Read: entity list too big\n");
- memcpy(f->entitydata + f->numentities, old, sizeof(entity_state_t));
- f->entitydata[f->numentities].time = cl.mtime[0];
- old++;
- f->numentities++;
+ f->entitydata[f->numentities] = *old++;
+ f->entitydata[f->numentities++].time = cl.mtime[0];
}
if (removed)
{
if (old < oldend && old->number == number)
{
// delta from old entity
- memcpy(e, old++, sizeof(*e));
+ *e = *old++;
}
else
{
- // delta from baseline
- memcpy(e, &baseline, sizeof(*e));
+ // delta from defaults
+ *e = defaultstate;
}
+ cl_entities_active[number] = true;
e->active = true;
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\n");
+ f->entitydata[f->numentities] = *old++;
+ f->entitydata[f->numentities++].time = cl.mtime[0];
+ }
+ EntityFrame_AddFrame(d, f);
+}
+
- bits = MSG_ReadByte();
- if (bits & E_EXTEND1)
+// (client) returns the frame number of the most recent frame recieved
+int EntityFrame_MostRecentlyRecievedFrameNum(entity_database_t *d)
+{
+ if (d->numframes)
+ return d->frames[d->numframes - 1].framenum;
+ else
+ return -1;
+}
+
+
+
+
+
+
+entity_state_t *EntityFrame4_GetReferenceEntity(entity_database4_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 = 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(entity_database4_t *d, 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 = 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;
+}
+
+entity_database4_t *EntityFrame4_AllocDatabase(mempool_t *pool)
+{
+ entity_database4_t *d;
+ d = Mem_Alloc(pool, sizeof(*d));
+ d->mempool = pool;
+ EntityFrame4_ResetDatabase(d);
+ d->ackframenum = -1;
+ return d;
+}
+
+void EntityFrame4_FreeDatabase(entity_database4_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(entity_database4_t *d)
+{
+ int i;
+ d->ackframenum = -1;
+ 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(entity_database4_t *d, int framenum)
+{
+ 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;
+ 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)
{
- bits |= MSG_ReadByte() << 8;
- if (bits & E_EXTEND2)
+ if (commit->framenum == framenum)
{
- bits |= MSG_ReadByte() << 16;
- if (bits & E_EXTEND3)
- bits |= MSG_ReadByte() << 24;
+ found = true;
+ d->referenceframenum = framenum;
+ if (developer_networkentities.integer >= 3)
+ {
+ for (j = 0;j < commit->numentities;j++)
+ {
+ entity_state_t *s = EntityFrame4_GetReferenceEntity(d, commit->entity[j].number);
+ if (commit->entity[j].active != s->active)
+ {
+ if (commit->entity[j].active)
+ Con_Printf("commit entity %i has become active (modelindex %i)\n", commit->entity[j].number, commit->entity[j].modelindex);
+ else
+ Con_Printf("commit entity %i has become inactive (modelindex %i)\n", commit->entity[j].number, commit->entity[j].modelindex);
+ }
+ *s = commit->entity[j];
+ }
+ }
+ else
+ for (j = 0;j < commit->numentities;j++)
+ *EntityFrame4_GetReferenceEntity(d, commit->entity[j].number) = commit->entity[j];
}
+ commit->numentities = 0;
}
+ }
+ }
+ if (developer_networkentities.integer >= 1)
+ {
+ Con_Printf("ack ref:%i database updated to: ref:%i commits:", framenum, d->referenceframenum);
+ for (i = 0;i < MAX_ENTITY_HISTORY;i++)
+ if (d->commit[i].numentities)
+ Con_Printf(" %i", d->commit[i].framenum);
+ Con_Print("\n");
+ }
+ return found;
+}
+
+int EntityFrame4_SV_WriteFrame_Entity(entity_database4_t *d, sizebuf_t *msg, int maxbytes, entity_state_t *s)
+{
+ qbyte data[128];
+ sizebuf_t buf;
+ entity_state_t *e;
+ // prepare the buffer
+ memset(&buf, 0, sizeof(buf));
+ buf.data = data;
+ buf.maxsize = sizeof(data);
+ // make the update message
+ e = EntityFrame4_GetReferenceEntity(d, s->number);
+ EntityState_WriteUpdate(s, &buf, e);
+ // if the message is empty, skip out now
+ if (!buf.cursize)
+ return true;
+ // if the commit is full, we're done
+ if (msg->cursize + buf.cursize + 2 >= min(msg->maxsize, maxbytes))
+ return false;
+ // add the entity to the commit
+ EntityFrame4_AddCommitEntity(d, s);
+ // write the message to the packet
+ SZ_Write(msg, buf.data, buf.cursize);
+ // carry on
+ return true;
+}
- if (dpprotocol == DPPROTOCOL_VERSION2)
+extern void CL_MoveLerpEntityStates(entity_t *ent);
+void EntityFrame4_CL_ReadFrame(entity_database4_t *d)
+{
+ int i, n, cnumber, referenceframenum, framenum, enumber, done, stopnumber, skip = false;
+ entity_state_t *s;
+ // read the number of the frame this refers to
+ referenceframenum = MSG_ReadLong();
+ // read the number of this frame
+ framenum = MSG_ReadLong();
+ // read the start number
+ enumber = MSG_ReadShort();
+ if (developer_networkentities.integer >= 1)
+ {
+ Con_Printf("recv svc_entities num:%i ref:%i database: ref:%i commits:", framenum, referenceframenum, d->referenceframenum);
+ for (i = 0;i < MAX_ENTITY_HISTORY;i++)
+ if (d->commit[i].numentities)
+ Con_Printf(" %i", d->commit[i].framenum);
+ Con_Print("\n");
+ }
+ if (!EntityFrame4_AckFrame(d, referenceframenum))
+ {
+ Con_Print("EntityFrame4_CL_ReadFrame: reference frame invalid (VERY BAD ERROR), this update will be skipped\n");
+ skip = true;
+ }
+ d->currentcommit = NULL;
+ for (i = 0;i < MAX_ENTITY_HISTORY;i++)
+ {
+ if (!d->commit[i].numentities)
+ {
+ d->currentcommit = d->commit + i;
+ d->currentcommit->framenum = d->ackframenum = framenum;
+ d->currentcommit->numentities = 0;
+ }
+ }
+ if (d->currentcommit == NULL)
+ {
+ Con_Printf("EntityFrame4_CL_ReadFrame: error while decoding frame %i: database full, reading but not storing this update\n", framenum);
+ skip = true;
+ }
+ done = false;
+ while (!done && !msg_badread)
+ {
+ // read the number of the modified entity
+ // (gaps will be copied unmodified)
+ n = (unsigned short)MSG_ReadShort();
+ if (n == 0x8000)
+ {
+ // no more entities in this update, but we still need to copy the
+ // rest of the reference entities (final gap)
+ done = true;
+ // read end of range number, then process normally
+ n = (unsigned short)MSG_ReadShort();
+ }
+ // high bit means it's a remove message
+ cnumber = n & 0x7FFF;
+ // add one (the changed one) if not done
+ stopnumber = cnumber + !done;
+ // process entities in range from the last one to the changed one
+ for (;enumber < stopnumber;enumber++)
+ {
+ if (skip)
{
- if (bits & E_ORIGIN1)
- e->origin[0] = (signed short) MSG_ReadShort();
- if (bits & E_ORIGIN2)
- e->origin[1] = (signed short) MSG_ReadShort();
- if (bits & E_ORIGIN3)
- e->origin[2] = (signed short) MSG_ReadShort();
+ if (enumber == cnumber && (n & 0x8000) == 0)
+ {
+ entity_state_t tempstate;
+ EntityState_ReadFields(&tempstate, EntityState_ReadExtendBits());
+ }
+ continue;
}
- else
+ // slide the current into the previous slot
+ cl_entities[enumber].state_previous = cl_entities[enumber].state_current;
+ // copy a new current from reference database
+ cl_entities[enumber].state_current = *EntityFrame4_GetReferenceEntity(d, enumber);
+ s = &cl_entities[enumber].state_current;
+ // if this is the one to modify, read more data...
+ if (enumber == cnumber)
{
- if (bits & E_FLAGS)
- e->flags = MSG_ReadByte();
- if (e->flags & RENDER_LOWPRECISION || dpprotocol == DPPROTOCOL_VERSION2)
+ if (n & 0x8000)
{
- if (bits & E_ORIGIN1)
- e->origin[0] = (signed short) MSG_ReadShort();
- if (bits & E_ORIGIN2)
- e->origin[1] = (signed short) MSG_ReadShort();
- if (bits & E_ORIGIN3)
- e->origin[2] = (signed short) MSG_ReadShort();
+ // simply removed
+ if (developer_networkentities.integer >= 2)
+ Con_Printf("entity %i: remove\n", enumber);
+ *s = defaultstate;
}
else
{
- if (bits & E_ORIGIN1)
- e->origin[0] = MSG_ReadFloat();
- if (bits & E_ORIGIN2)
- e->origin[1] = MSG_ReadFloat();
- if (bits & E_ORIGIN3)
- e->origin[2] = MSG_ReadFloat();
+ // read the changes
+ if (developer_networkentities.integer >= 2)
+ Con_Printf("entity %i: update\n", enumber);
+ s->active = true;
+ EntityState_ReadFields(s, EntityState_ReadExtendBits());
}
}
- if (bits & E_ANGLE1)
- e->angles[0] = MSG_ReadAngle();
- if (bits & E_ANGLE2)
- e->angles[1] = MSG_ReadAngle();
- if (bits & E_ANGLE3)
- e->angles[2] = MSG_ReadAngle();
- if (bits & E_MODEL1)
- e->modelindex = (e->modelindex & 0xFF00) | MSG_ReadByte();
- if (bits & E_MODEL2)
- e->modelindex = (e->modelindex & 0x00FF) | (MSG_ReadByte() << 8);
- if (bits & E_FRAME1)
- e->frame = (e->frame & 0xFF00) | MSG_ReadByte();
- if (bits & E_FRAME2)
- e->frame = (e->frame & 0x00FF) | (MSG_ReadByte() << 8);
- if (bits & E_EFFECTS1)
- e->effects = (e->effects & 0xFF00) | MSG_ReadByte();
- if (bits & E_EFFECTS2)
- e->effects = (e->effects & 0x00FF) | (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 (dpprotocol == DPPROTOCOL_VERSION2)
- if (bits & E_FLAGS)
- e->flags = MSG_ReadByte();
+ else if (developer_networkentities.integer >= 4)
+ Con_Printf("entity %i: copy\n", enumber);
+ // set the cl_entities_active flag
+ cl_entities_active[enumber] = s->active;
+ // set the update time
+ s->time = cl.mtime[0];
+ // fix the number (it gets wiped occasionally by copying from defaultstate)
+ s->number = enumber;
+ // check if we need to update the lerp stuff
+ if (s->active)
+ CL_MoveLerpEntityStates(&cl_entities[enumber]);
+ // add this to the commit entry whether it is modified or not
+ if (d->currentcommit)
+ EntityFrame4_AddCommitEntity(d, &cl_entities[enumber].state_current);
+ // print extra messages if desired
+ if (developer_networkentities.integer >= 2 && cl_entities[enumber].state_current.active != cl_entities[enumber].state_previous.active)
+ {
+ if (cl_entities[enumber].state_current.active)
+ Con_Printf("entity #%i has become active\n", enumber);
+ else if (cl_entities[enumber].state_previous.active)
+ Con_Printf("entity #%i has become inactive\n", enumber);
+ }
}
}
- while (old < oldend)
+ d->currentcommit = NULL;
+ if (skip)
+ EntityFrame4_ResetDatabase(d);
+}
+
+
+
+
+
+/*
+int EntityState5_PriorityForChangedBits(int changedbits)
+{
+ if (changedbits & E5_ISACTIVE)
+ return 2;
+ else if (changedbits & (E5_FLAGS | E5_ATTACHMENT | E5_MODEL | E5_SKIN | E5_EXTERIORFORENTITY | E5_COLORMAP | E5_LIGHT | E5_GLOW | E5_EFFECTS | E5_ORIGIN | E5_ANGLES | E5_FRAME | E5_ALPHA | E5_SCALE))
+ return 1;
+ else
+ return 0;
+}
+
+void EntityState5_WriteUpdate(int number, entitystate_t *s, int changedbits, sizebuf_t *msg)
+{
+ bits = 0;
+ if (!s->active)
+ MSG_WriteShort(msg, number | 0x8000);
+ else
{
- if (f->numentities >= MAX_ENTITY_DATABASE)
- Host_Error("EntityFrame_Read: entity list too big\n");
- memcpy(f->entitydata + f->numentities, old, sizeof(entity_state_t));
- f->entitydata[f->numentities].time = cl.mtime[0];
- old++;
- f->numentities++;
+ bits |= E5_ISACTIVE;
+ if (changedbits & E5_ORIGIN)
+ {
+ bits |= E5_ORIGIN;
+ if (s->origin[0] < -4096 || s->origin[0] >= 4096 || s->origin[1] < -4096 || s->origin[1] >= 4096 || s->origin[2] < -4096 || s->origin[2] >= 4096)
+ bits |= E5_ORIGIN32;
+ }
+ if (changedbits & E5_ANGLES)
+ {
+ bits |= E5_ANGLES;
+ if (!(s->flags & RENDERFLAGS_LOWPRECISION))
+ bits |= E5_ANGLES16;
+ }
+ if (changedbits & E5_MODEL)
+ {
+ bits |= E5_MODEL;
+ if (s->modelindex >= 256)
+ bits |= E5_MODEL16;
+ }
+ if (changedbits & E5_FRAME)
+ {
+ bits |= E5_FRAME;
+ if (s->frame >= 256)
+ bits |= E5_FRAME16;
+ }
+ if (changedbits & E5_SKIN)
+ bits |= E5_SKIN;
+ if (changedbits & E5_EFFECTS)
+ {
+ bits |= E5_EFFECTS;
+ if (s->modelindex >= 256)
+ bits |= E5_MODEL16;
+ }
+ if (changedbits & E5_FLAGS)
+ bits |= E5_FLAGS;
+ if (changedbits & E5_ALPHA)
+ bits |= E5_ALPHA;
+ if (changedbits & E5_SCALE)
+ bits |= E5_SCALE;
+ if (changedbits & E5_ATTACHMENT)
+ bits |= E5_ATTACHMENT;
+ if (changedbits & E5_EXTERIORFORENTITY)
+ bits |= E5_EXTERIORFORENTITY;
+ if (changedbits & E5_LIGHT)
+ bits |= E5_LIGHT;
+ if (changedbits & E5_COLORMAP)
+ bits |= E5_COLORMAP;
+ if (changedbits & E5_GLOW)
+ bits |= E5_GLOW;
+ if (bits >= 256)
+ bits |= E5_EXTEND1;
+ if (bits >= 65536)
+ bits |= E5_EXTEND2;
+ if (bits >= 16777216)
+ bits |= E5_EXTEND3;
+ MSG_WriteShort(msg, number);
+ MSG_WriteByte(msg, bits & 0xFF);
+ if (bits & E5_EXTEND1)
+ MSG_WriteByte(msg, (bits >> 8) & 0xFF);
+ if (bits & E5_EXTEND2)
+ MSG_WriteByte(msg, (bits >> 16) & 0xFF);
+ if (bits & E5_EXTEND3)
+ MSG_WriteByte(msg, (bits >> 24) & 0xFF);
+ if (bits & E5_FLAGS)
+ MSG_WriteByte(msg, s->flags);
+ if (bits & E5_ORIGIN)
+ {
+ if (bits & E5_ORIGIN32)
+ {
+ MSG_WriteFloat(msg, s->origin[0]);
+ MSG_WriteFloat(msg, s->origin[1]);
+ MSG_WriteFloat(msg, s->origin[2]);
+ }
+ else
+ {
+ MSG_WriteShort(msg, (int)floor(s->origin[0] * 8 + 0.5f));
+ MSG_WriteShort(msg, (int)floor(s->origin[1] * 8 + 0.5f));
+ MSG_WriteShort(msg, (int)floor(s->origin[2] * 8 + 0.5f));
+ }
+ }
+ if (bits & E5_ANGLES)
+ {
+ if (bits & E5_ANGLES16)
+ {
+ MSG_WriteShort(msg, (int)floor(s->angles[0] * (65536.0f / 360.0f) + 0.5f));
+ MSG_WriteShort(msg, (int)floor(s->angles[1] * (65536.0f / 360.0f) + 0.5f));
+ MSG_WriteShort(msg, (int)floor(s->angles[2] * (65536.0f / 360.0f) + 0.5f));
+ }
+ else
+ {
+ MSG_WriteByte(msg, (int)floor(s->angles[0] * (256.0f / 360.0f) + 0.5f));
+ MSG_WriteByte(msg, (int)floor(s->angles[1] * (256.0f / 360.0f) + 0.5f));
+ MSG_WriteByte(msg, (int)floor(s->angles[2] * (256.0f / 360.0f) + 0.5f));
+ }
+ }
+ if (bits & E5_MODEL)
+ {
+ if (bits & E5_MODEL16)
+ MSG_WriteShort(msg, s->modelindex);
+ else
+ MSG_WriteByte(msg, s->modelindex);
+ }
+ if (bits & E5_FRAME)
+ {
+ if (bits & E5_FRAME16)
+ MSG_WriteShort(msg, s->frame);
+ else
+ MSG_WriteByte(msg, s->frame);
+ }
+ if (bits & E5_SKIN)
+ MSG_WriteByte(msg, s->flags);
+ if (bits & E5_EFFECTS)
+ {
+ if (bits & E5_EFFECTS32)
+ MSG_WriteLong(msg, s->effects);
+ else if (bits & E5_EFFECTS16)
+ MSG_WriteShort(msg, s->effects);
+ else
+ MSG_WriteByte(msg, s->effects);
+ }
+ if (bits & E5_ALPHA)
+ MSG_WriteByte(msg, s->flags);
+ if (bits & E5_SCALE)
+ MSG_WriteByte(msg, s->flags);
+ if (bits & E5_ATTACHMENT)
+ {
+ MSG_WriteShort(msg, s->tagentity);
+ MSG_WriteByte(msg, s->tagindex);
+ }
+ if (bits & E5_EXTERIORFORENTITY)
+ MSG_WriteShort(msg, s->tagentity);
+ if (bits & E5_LIGHT)
+ {
+ MSG_WriteShort(msg, s->light[0]);
+ MSG_WriteShort(msg, s->light[1]);
+ MSG_WriteShort(msg, s->light[2]);
+ MSG_WriteShort(msg, s->light[3]);
+ }
+ if (bits & E5_COLORMAP)
+ MSG_WriteByte(msg, s->colormap);
+ if (bits & E5_GLOW)
+ {
+ MSG_WriteByte(msg, s->glowsize);
+ MSG_WriteByte(msg, s->glowcolor);
+ }
}
- EntityFrame_AddFrame(d, f);
}
-/*
-// (client) reads (and interpolates) the eye location from the database,
-// given a current time
-int EntityFrame_FetchEye(entity_database_t *d, vec3_t eye, double time)
+int EntityFrame5_ReadUpdate(void)
{
- float frac;
- if (d->numframes == 0)
- return false;
-// Host_Error("EntityFrame_FetchEye: no frames\n");
- if (d->numframes > 1 && d->frames[d->numframes - 2].time != d->frames[d->numframes - 1].time)
+ number = MSG_ReadShort();
+ e = cl_entities + (number & 0x7FFF);
+ e->state_previous = e->state_current;
+ if (number & 0x8000)
{
- frac = (time - d->frames[d->numframes - 2].time) / (d->frames[d->numframes - 1].time - d->frames[d->numframes - 2].time);
- frac = bound(0, frac, 1);
- VectorSubtract(d->frames[d->numframes - 2].eye, d->frames[d->numframes - 1].eye, eye);
- VectorMA(d->frames[d->numframes - 2].eye, frac, eye, eye);
+ if (number == 0x8000)
+ {
+ // end of entity list
+ return false;
+ }
+ // remove
+ number &= 0x7FFF;
+ e->state_current = defaultstate;
+ e->state_current.number = number;
+ return true;
}
else
- VectorCopy(d->frames[0].eye, eye);
- return true;
+ {
+ }
}
-// (client) fetchs an entity from a frame, index is the index into the frame's entity list, returns false if index is out of bounds
-int EntityFrame_FetchEntityByIndex(entity_frame_t *f, entity_state_t *e, int index)
+int cl_entityframe5_lastreceivedframenum;
+
+void EntityFrame5_CL_ReadFrame(void)
{
- if (index < 0 || index >= f->numentities)
- return false;
- memcpy(e, f->entitydata + index, sizeof(*e));
- return true;
+ int n, enumber;
+ entity_t *ent;
+ entity_state_t *s;
+ // read the number of this frame to echo back in next input packet
+ cl_entityframe5_lastreceivedframenum = MSG_ReadLong();
+ // read entity numbers until we find a 0x8000
+ // (which would be remove world entity, but is actually a terminator)
+ while ((n = MSG_ReadShort()) != 0x8000)
+ {
+ // get the entity number and look it up
+ enumber = n & 0x7FFF;
+ ent = cl_entities + enumber;
+ // slide the current into the previous slot
+ ent->state_previous = ent->state_current;
+ // read the update
+ s = &ent->state_current;
+ if (n & 0x8000)
+ {
+ // remove entity
+ *s = defaultstate;
+ }
+ else
+ {
+ // update entity
+ s->active = true;
+ EntityState_ReadFields(s, EntityState_ReadExtendBits());
+ }
+ // set the cl_entities_active flag
+ cl_entities_active[enumber] = s->active;
+ // set the update time
+ s->time = cl.mtime[0];
+ // fix the number (it gets wiped occasionally by copying from defaultstate)
+ s->number = enumber;
+ // check if we need to update the lerp stuff
+ if (s->active)
+ CL_MoveLerpEntityStates(&cl_entities[enumber]);
+ // print extra messages if desired
+ if (developer_networkentities.integer >= 2 && cl_entities[enumber].state_current.active != cl_entities[enumber].state_previous.active)
+ {
+ if (cl_entities[enumber].state_current.active)
+ Con_Printf("entity #%i has become active\n", enumber);
+ else if (cl_entities[enumber].state_previous.active)
+ Con_Printf("entity #%i has become inactive\n", enumber);
+ }
+ }
}
-int EntityFrame_FetchEntityByNumber(entity_frame_t *f, entity_state_t *e, int number)
+#define ENTITYFRAME5_MAXPACKETLOGS 64
+#define ENTITYFRAME5_MAXSTATES 128
+
+typedef struct entityframe5_state_s
{
- int i;
- for (i = 0;i < f->numentities;i++)
+ unsigned short entitynumber;
+ qbyte active;
+ qbyte activedirtybit;
+ int dirtybits;
+}
+entityframe5_state_t;
+
+typedef struct entityframe5_packetlog_s
+{
+ int packetnumber;
+ int numstates;
+ entityframe5_state_t states[ENTITYFRAME5_MAXSTATES];
+}
+entityframe5_packetlog_t;
+
+typedef struct entityframe5_s
+{
+ int ackedframenum;
+ entityframe5_packetlog_t packetlog[ENTITYFRAME5_MAXPACKETLOGS];
+ qbyte activedirtybits[(MAX_EDICTS + 7) / 8];
+ int dirtybits[MAX_EDICTS];
+}
+entityframe5_t;
+
+void EntityFrame5_AckFrame(entityframe5_t *d, int framenum)
+{
+ int i, j, k, l, dirtybits, activedirtybit;
+ entityframe5_state_t *s, *s2;
+ entityframe5_packetlog_t *p, *p2;
+ if (framenum >= d->ackedframenum)
+ return;
+ d->ackedframenum = framenum;
+ // scan for packets made obsolete by this ack
+ for (i = 0, p = d->packetlog;i < ENTITYFRAME5_MAXPACKETLOGS;i++, p++)
{
- if (f->entitydata[i].number == number)
+ // skip packets that are empty or in the future
+ if (p->packetnumber == 0 || p->packetnumber > framenum)
+ continue;
+ // if the packetnumber matches it is deleted without any processing
+ // (since it was received).
+ // if the packet number is less than this ack it was lost and its
+ // important information will be repeated in this update if it is not
+ // already obsolete due to a later update.
+ if (p->packetnumber < framenum)
{
- memcpy(e, f->entitydata + i, sizeof(*e));
- return true;
+ // packet was lost - merge dirtybits into the main array so they
+ // will be re-sent, but only if there is no newer update of that
+ // bit in the logs (as those will arrive before this update)
+ for (j = 0, s = p->states;j < p->numstates;j++, s++)
+ {
+ activedirtybit = s->activedirtybit;
+ dirtybits = s->dirtybits;
+ // check for any newer updates to this entity
+ for (k = 0, p2 = d->packetlog;k < ENTITYFRAME5_MAXPACKETLOGS;k++, p2++)
+ {
+ if (p2->packetnumber > framenum)
+ {
+ for (l = 0, s2 = p2->states;l < p2->numstates;l++, p2++)
+ {
+ if (s2->entitynumber == s->entitynumber)
+ {
+ activedirtybit &= ~s2->activedirtybit;
+ dirtybits &= ~s2->dirtybits;
+ break;
+ }
+ }
+ if (!activedirtybit && !dirtybits)
+ break;
+ }
+ }
+ // if the bits haven't all been cleared, there were some bits
+ // lost with this packet, so set them again now
+ if (activedirtybit)
+ d->activedirtybits[s->entitynumber / 8] |= 1 << (s->entitynumber & 7);
+ if (dirtybits)
+ d->dirtybits[s->entitynumber] |= dirtybits;
+ }
}
+ // delete this packet log as it is now obsolete
+ p->packetnumber = 0;
}
- ClearStateToDefault(e);
- return false;
}
-*/
-// (client) returns the frame number of the most recent frame recieved
-int EntityFrame_MostRecentlyRecievedFrameNum(entity_database_t *d)
+void EntityFrame5_WriteFrame(sizebuf_t *msg, int numstates, entity_state_t *states)
{
- if (d->numframes)
- return d->frames[d->numframes - 1].framenum;
- else
- return -1;
}
+*/
+