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- fixed validation issue with maps that have a wall with nextwall == -1 and nextsector > -1.

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In this case the bogus nextsector was not reset.
This commit is contained in:
Christoph Oelckers 2022-02-15 22:47:53 +01:00
parent 21fddd6c54
commit de1cbb9ee0
2 changed files with 7 additions and 4 deletions
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5
source/core/gamefuncs.h
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@ -139,9 +139,8 @@ void vertexscan(walltype* startwall, func mark)
while (true) while (true)
{ {
auto thelastwall = wal->lastWall(); auto thelastwall = wal->lastWall();
// thelastwall can be null here if the map is bogus. // thelastwall can be null here if the map is bogus.
if (!thelastwall || !thelastwall->twoSided()) break; if (!thelastwall || thelastwall->nextwall < 0) break;
wal = thelastwall->nextWall(); wal = thelastwall->nextWall();
if (walbitmap.Check(wall.IndexOf(wal))) break; if (walbitmap.Check(wall.IndexOf(wal))) break;
mark(wal); mark(wal);

6
source/core/maploader.cpp
View file

@ -831,7 +831,11 @@ void setWallSectors()
wal.nextsector = wal.nextWall()->sector; wal.nextsector = wal.nextWall()->sector;
} }
} }
else wal.nextwall = -1; else
{
wal.nextwall = -1;
wal.nextsector = -1;
}
} }
} }