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- implemented FMultiBlockLinesIterator for checking a position across portals. This is not fully tested yet.

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This commit is contained in:
Christoph Oelckers 2016-02-19 10:39:40 +01:00
commit 3841a5f626
6 changed files with 236 additions and 91 deletions
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32
src/portal.cpp
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@ -1053,7 +1053,7 @@ void P_CreateLinkedPortals()
//
//============================================================================
bool P_CollectConnectedGroups(AActor *actor, fixed_t newx, fixed_t newy, FPortalGroupArray &out)
bool P_CollectConnectedGroups(int startgroup, const fixedvec3 &position, fixed_t upperz, fixed_t checkradius, FPortalGroupArray &out)
{
// Keep this temporary work stuff static. This function can never be called recursively
// and this would have to be reallocated for each call otherwise.
@ -1071,9 +1071,9 @@ bool P_CollectConnectedGroups(AActor *actor, fixed_t newx, fixed_t newy, FPortal
processMask.clear();
foundPortals.Clear();
int thisgroup = actor->Sector->PortalGroup;
int thisgroup = startgroup;
processMask.setBit(thisgroup);
out.Add(thisgroup);
//out.Add(thisgroup);
for (unsigned i = 0; i < linkedPortals.Size(); i++)
{
@ -1082,7 +1082,7 @@ bool P_CollectConnectedGroups(AActor *actor, fixed_t newx, fixed_t newy, FPortal
FDisplacement &disp = Displacements(thisgroup, othergroup);
if (!disp.isSet) continue; // no connection.
FBoundingBox box(newx + disp.pos.x, newy + disp.pos.y, actor->radius);
FBoundingBox box(position.x + disp.pos.x, position.y + disp.pos.y, checkradius);
if (box.Right() <= ld->bbox[BOXLEFT]
|| box.Left() >= ld->bbox[BOXRIGHT]
@ -1110,27 +1110,27 @@ bool P_CollectConnectedGroups(AActor *actor, fixed_t newx, fixed_t newy, FPortal
}
}
}
sector_t *sec = P_PointInSector(newx, newy);
sector_t *sec = P_PointInSector(position.x, position.y);
sector_t *wsec = sec;
while (!wsec->PortalBlocksMovement(sector_t::ceiling) && actor->Top() > wsec->SkyBoxes[sector_t::ceiling]->threshold)
while (!wsec->PortalBlocksMovement(sector_t::ceiling) && upperz > wsec->SkyBoxes[sector_t::ceiling]->threshold)
{
sector_t *othersec = wsec->SkyBoxes[sector_t::ceiling]->Sector;
FDisplacement &disp = Displacements(actor->Sector->PortalGroup, othersec->PortalGroup);
fixed_t dx = newx + disp.pos.x;
fixed_t dy = newx + disp.pos.y;
FDisplacement &disp = Displacements(startgroup, othersec->PortalGroup);
fixed_t dx = position.x + disp.pos.x;
fixed_t dy = position.y + disp.pos.y;
processMask.setBit(othersec->PortalGroup);
out.Add(othersec->PortalGroup);
out.Add(othersec->PortalGroup|FPortalGroupArray::UPPER);
wsec = P_PointInSector(dx, dy); // get upper sector at the exact spot we want to check and repeat
retval = true;
}
wsec = sec;
while (!wsec->PortalBlocksMovement(sector_t::floor) && actor->Z() < wsec->SkyBoxes[sector_t::floor]->threshold)
while (!wsec->PortalBlocksMovement(sector_t::floor) && position.z < wsec->SkyBoxes[sector_t::floor]->threshold)
{
sector_t *othersec = wsec->SkyBoxes[sector_t::ceiling]->Sector;
FDisplacement &disp = Displacements(actor->Sector->PortalGroup, othersec->PortalGroup);
fixed_t dx = newx + disp.pos.x;
fixed_t dy = newx + disp.pos.y;
processMask.setBit(othersec->PortalGroup);
sector_t *othersec = wsec->SkyBoxes[sector_t::floor]->Sector;
FDisplacement &disp = Displacements(startgroup, othersec->PortalGroup);
fixed_t dx = position.x + disp.pos.x;
fixed_t dy = position.y + disp.pos.y;
processMask.setBit(othersec->PortalGroup|FPortalGroupArray::LOWER);
out.Add(othersec->PortalGroup);
wsec = P_PointInSector(dx, dy); // get lower sector at the exact spot we want to check and repeat
retval = true;