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- fixed: When linking an actor into the blockmap multiple portal groups, AActor::LinkToWorld would delete the links to the previous nodes for each new group. This was causing random crashes when the affected actor was deleted by the garbage collector.

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This commit is contained in:
Christoph Oelckers 2016-05-15 23:24:30 +02:00
parent aff8b00575
commit 9e847c252b
1 changed files with 2 additions and 2 deletions
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4
src/p_maputl.cpp
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@ -459,6 +459,8 @@ void AActor::LinkToWorld(bool spawningmapthing, sector_t *sector)
P_CollectConnectedGroups(Sector->PortalGroup, Pos(), Top(), radius, check); P_CollectConnectedGroups(Sector->PortalGroup, Pos(), Top(), radius, check);
BlockNode = NULL;
FBlockNode **alink = &this->BlockNode;
for (int i = -1; i < (int)check.Size(); i++) for (int i = -1; i < (int)check.Size(); i++)
{ {
DVector3 pos = i==-1? Pos() : PosRelative(check[i] & ~FPortalGroupArray::FLAT); DVector3 pos = i==-1? Pos() : PosRelative(check[i] & ~FPortalGroupArray::FLAT);
@ -470,11 +472,9 @@ void AActor::LinkToWorld(bool spawningmapthing, sector_t *sector)
if (x1 >= bmapwidth || x2 < 0 || y1 >= bmapheight || y2 < 0) if (x1 >= bmapwidth || x2 < 0 || y1 >= bmapheight || y2 < 0)
{ // thing is off the map { // thing is off the map
BlockNode = NULL;
} }
else else
{ // [RH] Link into every block this actor touches, not just the center one { // [RH] Link into every block this actor touches, not just the center one
FBlockNode **alink = &this->BlockNode;
x1 = MAX(0, x1); x1 = MAX(0, x1);
y1 = MAX(0, y1); y1 = MAX(0, y1);
x2 = MIN(bmapwidth - 1, x2); x2 = MIN(bmapwidth - 1, x2);