DEFINE_ACTION_FUNCTION(AActor, A_RestoreSpecialPosition)
{
PARAM_ACTION_PROLOGUE;
// Move item back to its original location
DVector2 sp = self->SpawnPoint;
self->UnlinkFromWorld();
self->SetXY(sp);
self->LinkToWorld(true);
self->SetZ(self->Sector->floorplane.ZatPoint(sp));
P_FindFloorCeiling(self, FFCF_ONLYSPAWNPOS | FFCF_NOPORTALS); // no portal checks here so that things get spawned in this sector.
if (self->flags & MF_SPAWNCEILING)
{
self->SetZ(self->ceilingz - self->Height - self->SpawnPoint.Z);
}
else if (self->flags2 & MF2_SPAWNFLOAT)
{
double space = self->ceilingz - self->Height - self->floorz;
if (space > 48)
{
space -= 40;
self->SetZ((space * pr_restore()) / 256. + self->floorz + 40);
}
else
{
self->SetZ(self->floorz);
}
}
else
{
self->SetZ(self->SpawnPoint.Z + self->floorz);
}
// Redo floor/ceiling check, in case of 3D floors and portals
P_FindFloorCeiling(self, FFCF_SAMESECTOR | FFCF_ONLY3DFLOORS | FFCF_3DRESTRICT);
if (self->Z() < self->floorz)
{ // Do not reappear under the floor, even if that's where we were for the
// initial spawn.
self->SetZ(self->floorz);
}
if ((self->flags & MF_SOLID) && (self->Top() > self->ceilingz))
{ // Do the same for the ceiling.
self->SetZ(self->ceilingz - self->Height);
}
// Do not interpolate from the position the actor was at when it was
// picked up, in case that is different from where it is now.
self->ClearInterpolation();
return 0;
}
DEFINE_ACTION_FUNCTION(AActor, A_RestoreSpecialPosition)
{
// Move item back to its original location
fixed_t _x, _y;
sector_t *sec;
_x = self->SpawnPoint[0];
_y = self->SpawnPoint[1];
self->UnlinkFromWorld();
self->x = _x;
self->y = _y;
self->LinkToWorld(true);
sec = self->Sector;
self->z =
self->dropoffz =
self->floorz = sec->floorplane.ZatPoint(_x, _y);
self->ceilingz = sec->ceilingplane.ZatPoint(_x, _y);
P_FindFloorCeiling(self, FFCF_ONLYSPAWNPOS);
if (self->flags & MF_SPAWNCEILING)
{
self->z = self->ceilingz - self->height - self->SpawnPoint[2];
}
else if (self->flags2 & MF2_SPAWNFLOAT)
{
fixed_t space = self->ceilingz - self->height - self->floorz;
if (space > 48*FRACUNIT)
{
space -= 40*FRACUNIT;
self->z = ((space * pr_restore())>>8) + self->floorz + 40*FRACUNIT;
}
void AInventory::BecomePickup ()
{
if (Owner != NULL)
{
Owner->RemoveInventory (this);
}
if (flags & (MF_NOBLOCKMAP|MF_NOSECTOR))
{
UnlinkFromWorld ();
flags &= ~(MF_NOBLOCKMAP|MF_NOSECTOR);
LinkToWorld ();
P_FindFloorCeiling (this);
}
flags = (GetDefault()->flags | MF_DROPPED) & ~MF_COUNTITEM;
renderflags &= ~RF_INVISIBLE;
SetState (SpawnState);
}
void G_FinishTravel ()
{
TThinkerIterator<APlayerPawn> it (STAT_TRAVELLING);
APlayerPawn *pawn, *pawndup, *oldpawn, *next;
AInventory *inv;
FPlayerStart *start;
int pnum;
next = it.Next ();
while ( (pawn = next) != NULL)
{
next = it.Next ();
pnum = int(pawn->player - players);
pawn->ChangeStatNum (STAT_PLAYER);
pawndup = pawn->player->mo;
start = NULL;
assert (pawn != pawndup);
if (pawndup == NULL)
{ // Oh no! there was no start for this player!
start = G_PickPlayerStart(pnum, PPS_FORCERANDOM);
if (start != NULL) pawndup = P_SpawnPlayer(start, pnum, (level.flags2 & LEVEL2_PRERAISEWEAPON) ? SPF_WEAPONFULLYUP : 0);
if (pawndup == NULL)
{
pawn->flags |= MF_NOSECTOR | MF_NOBLOCKMAP;
pawn->Destroy();
continue;
}
}
if (start == NULL)
{
start = G_PickPlayerStart(pnum, 0);
if (start == NULL)
{
Printf(TEXTCOLOR_RED "No player %d start to travel to!\n", pnum + 1);
// Move to the coordinates this player had when they left the level.
pawn->SetXYZ(pawndup->Pos());
}
}
oldpawn = pawndup;
// The player being spawned here is a short lived dummy and
// must not start any ENTER script or big problems will happen.
pawndup = P_SpawnPlayer(start, pnum, SPF_TEMPPLAYER);
if (pawndup != NULL)
{
if (!(changeflags & CHANGELEVEL_KEEPFACING))
{
pawn->Angles = pawndup->Angles;
}
pawn->SetXYZ(pawndup->Pos());
pawn->Vel = pawndup->Vel;
pawn->Sector = pawndup->Sector;
pawn->floorz = pawndup->floorz;
pawn->ceilingz = pawndup->ceilingz;
pawn->dropoffz = pawndup->dropoffz;
pawn->floorsector = pawndup->floorsector;
pawn->floorpic = pawndup->floorpic;
pawn->floorterrain = pawndup->floorterrain;
pawn->ceilingsector = pawndup->ceilingsector;
pawn->ceilingpic = pawndup->ceilingpic;
pawn->Floorclip = pawndup->Floorclip;
pawn->waterlevel = pawndup->waterlevel;
}
else
{
P_FindFloorCeiling(pawn);
}
pawn->target = NULL;
pawn->lastenemy = NULL;
pawn->player->mo = pawn;
pawn->player->camera = pawn;
pawn->player->viewheight = pawn->ViewHeight;
pawn->flags2 &= ~MF2_BLASTED;
DObject::StaticPointerSubstitution (oldpawn, pawn);
oldpawn->Destroy();
if (pawndup != NULL)
{
pawndup->Destroy();
}
pawn->LinkToWorld ();
pawn->ClearInterpolation();
pawn->AddToHash ();
pawn->SetState(pawn->SpawnState);
pawn->player->SendPitchLimits();
for (inv = pawn->Inventory; inv != NULL; inv = inv->Inventory)
{
inv->ChangeStatNum (STAT_INVENTORY);
inv->LinkToWorld ();
inv->Travelled ();
}
if (ib_compatflags & BCOMPATF_RESETPLAYERSPEED)
{
pawn->Speed = pawn->GetDefault()->Speed;
}
if (level.FromSnapshot)
{
FBehavior::StaticStartTypedScripts (SCRIPT_Return, pawn, true);
}
}
bglobal.FinishTravel ();
}
void G_FinishTravel ()
{
TThinkerIterator<APlayerPawn> it (STAT_TRAVELLING);
APlayerPawn *pawn, *pawndup, *oldpawn, *next;
AInventory *inv;
FPlayerStart *start;
int pnum;
next = it.Next ();
while ( (pawn = next) != NULL)
{
next = it.Next ();
pnum = int(pawn->player - players);
pawn->ChangeStatNum (STAT_PLAYER);
pawndup = pawn->player->mo;
assert (pawn != pawndup);
start = G_PickPlayerStart(pnum, 0);
if (start == NULL)
{
if (pawndup != nullptr)
{
Printf(TEXTCOLOR_RED "No player %d start to travel to!\n", pnum + 1);
// Move to the coordinates this player had when they left the level.
pawn->SetXYZ(pawndup->Pos());
}
else
{
// Could not find a start for this player at all. This really should never happen but if it does, let's better abort.
DThinker::DestroyThinkersInList(STAT_TRAVELLING);
I_Error ("No player %d start to travel to!\n", pnum + 1);
}
}
oldpawn = pawndup;
// The player being spawned here is a short lived dummy and
// must not start any ENTER script or big problems will happen.
pawndup = P_SpawnPlayer(start, pnum, SPF_TEMPPLAYER);
if (pawndup != NULL)
{
if (!(changeflags & CHANGELEVEL_KEEPFACING))
{
pawn->Angles = pawndup->Angles;
}
pawn->SetXYZ(pawndup->Pos());
pawn->Vel = pawndup->Vel;
pawn->Sector = pawndup->Sector;
pawn->floorz = pawndup->floorz;
pawn->ceilingz = pawndup->ceilingz;
pawn->dropoffz = pawndup->dropoffz;
pawn->floorsector = pawndup->floorsector;
pawn->floorpic = pawndup->floorpic;
pawn->floorterrain = pawndup->floorterrain;
pawn->ceilingsector = pawndup->ceilingsector;
pawn->ceilingpic = pawndup->ceilingpic;
pawn->Floorclip = pawndup->Floorclip;
pawn->waterlevel = pawndup->waterlevel;
}
else
{
P_FindFloorCeiling(pawn);
}
pawn->target = NULL;
pawn->lastenemy = NULL;
pawn->player->mo = pawn;
pawn->player->camera = pawn;
pawn->player->viewheight = pawn->ViewHeight;
pawn->flags2 &= ~MF2_BLASTED;
if (oldpawn != nullptr)
{
DObject::StaticPointerSubstitution (oldpawn, pawn);
oldpawn->Destroy();
}
if (pawndup != NULL)
{
pawndup->Destroy();
}
pawn->LinkToWorld (nullptr);
pawn->ClearInterpolation();
pawn->AddToHash ();
pawn->SetState(pawn->SpawnState);
pawn->player->SendPitchLimits();
for (inv = pawn->Inventory; inv != NULL; inv = inv->Inventory)
{
inv->ChangeStatNum (STAT_INVENTORY);
inv->LinkToWorld (nullptr);
inv->Travelled ();
}
if (ib_compatflags & BCOMPATF_RESETPLAYERSPEED)
{
pawn->Speed = pawn->GetDefault()->Speed;
}
if (level.FromSnapshot)
{
FBehavior::StaticStartTypedScripts (SCRIPT_Return, pawn, true);
// [Nash] run REOPEN scripts upon map re-entry
FBehavior::StaticStartTypedScripts(SCRIPT_Reopen, NULL, false);
}
}
bglobal.FinishTravel ();
// make sure that, after travelling has completed, no travelling thinkers are left.
// Since this list is excluded from regular thinker cleaning, anything that may survive through here
// will endlessly multiply and severely break the following savegames or just simply crash on broken pointers.
DThinker::DestroyThinkersInList(STAT_TRAVELLING);
}
// Shift stuff back in time before doing hitscan calculations
// Call UNLAGGED_Restore afterwards to restore everything
void UNLAGGED_Reconcile( AActor *actor )
{
//Only do anything if the actor to be reconciled is a player,
//it's on a server with unlagged on, and reconciliation is not being blocked
if ( !actor->player || (NETWORK_GetState() != NETSTATE_SERVER) || ( dmflags3 & DF3_NOUNLAGGED ) ||
( actor->player->userinfo.bUnlagged == false ) || ( reconciliationBlockers > 0 ) )
return;
//Something went wrong, reconciliation was attempted when the gamestate
//was already reconciled!
if (reconciledGame)
{
// [BB] I_Error terminates the current game, so we need to reset the value of reconciledGame,
// otherwise UNLAGGED_Reconcile will always trigger this error from now on.
reconciledGame = false;
I_Error("UNLAGGED_Reconcile called while reconciledGame is true");
}
const int unlaggedGametic = UNLAGGED_Gametic( actor->player );
//Don't reconcile if the unlagged gametic is the same as the current
//because unlagged data for this tic may not be completely recorded yet
if (unlaggedGametic == gametic)
return;
reconciledGame = true;
//find the index
const int unlaggedIndex = unlaggedGametic % UNLAGGEDTICS;
//reconcile the sectors
for (int i = 0; i < numsectors; ++i)
{
sectors[i].floorplane.restoreD = sectors[i].floorplane.d;
sectors[i].ceilingplane.restoreD = sectors[i].ceilingplane.d;
sectors[i].floorplane.d = sectors[i].floorplane.unlaggedD[unlaggedIndex];
sectors[i].ceilingplane.d = sectors[i].ceilingplane.unlaggedD[unlaggedIndex];
}
//reconcile the players
for (int i = 0; i < MAXPLAYERS; ++i)
{
if (playeringame[i] && players[i].mo && !players[i].bSpectating)
{
players[i].restoreX = players[i].mo->x;
players[i].restoreY = players[i].mo->y;
players[i].restoreZ = players[i].mo->z;
//Work around limitations of SetOrigin to prevent players
//from getting stuck in ledges
players[i].restoreFloorZ = players[i].mo->floorz;
//Also, don't reconcile the shooter because the client is supposed
//to predict him
if (players+i != actor->player)
{
players[i].mo->SetOrigin(
players[i].unlaggedX[unlaggedIndex],
players[i].unlaggedY[unlaggedIndex],
players[i].unlaggedZ[unlaggedIndex]
);
}
else
//However, the client sometimes mispredicts itself if it's on a moving sector.
//We need to correct for that.
{
//current server floorz/ceilingz before reconciliation
fixed_t serverFloorZ = actor->floorz;
fixed_t serverCeilingZ = actor->ceilingz;
// [BB] Try to reset floorz/ceilingz to account for the fact that the sector the actor is in was possibly reconciled.
actor->floorz = actor->Sector->floorplane.ZatPoint (actor->x, actor->y);
actor->ceilingz = actor->Sector->ceilingplane.ZatPoint (actor->x, actor->y);
P_FindFloorCeiling(actor, false);
//force the shooter out of the floor/ceiling - a client has to mispredict in this case,
//because not mispredicting would mean the client would think he's inside the floor/ceiling
if (actor->z + actor->height > actor->ceilingz)
actor->z = actor->ceilingz - actor->height;
if (actor->z < actor->floorz)
actor->z = actor->floorz;
//floor moved up - a client might have mispredicted himself too low due to gravity
//and the client thinking the floor is lower than it actually is
// [BB] But only do this if the sector actually moved. Note: This adjustment seems to break on some kind of non-moving 3D floors.
if ( (serverFloorZ > actor->floorz) && (( actor->Sector->floorplane.restoreD != actor->Sector->floorplane.d ) || ( actor->Sector->ceilingplane.restoreD != actor->Sector->ceilingplane.d )) )
{
//shooter was standing on the floor, let's pull him down to his floor if
//he wasn't falling
if ( (actor->z == serverFloorZ) && (actor->momz >= 0) )
actor->z = actor->floorz;
//todo: more correction for floor moving up
}
//todo: more correction for client misprediction
}
}
}
}