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fixed crash when old disposed geometry was used after geometry merging in drawing mode

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codeimp 2009-01-22 16:08:16 +00:00
parent 54940886fd
commit 88b1cacf2e
1 changed files with 6 additions and 0 deletions
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6
Source/Geometry/Tools.cs
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@ -1142,6 +1142,12 @@ namespace CodeImp.DoomBuilder.Geometry
// but their Marked property is copied where they have joined.
newlines = map.GetMarkedLinedefs(true);
// Remove any disposed old lines
List<Linedef> prevoldlines = oldlines;
oldlines = new List<Linedef>(prevoldlines.Count);
foreach(Linedef ld in prevoldlines)
if(!ld.IsDisposed) oldlines.Add(ld);
/***************************************************\
STEP 3: Join and create new sectors
\***************************************************/