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Fixed a problem with visual vertex slope indicator angles

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This commit is contained in:
biwa 2021-01-31 18:29:58 +01:00
parent 2b6c7b44c2
commit 90e7dd1149
1 changed files with 8 additions and 14 deletions
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22
Source/Plugins/BuilderModes/VisualModes/VisualVertexSlope.cs
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@ -84,18 +84,6 @@ namespace CodeImp.DoomBuilder.VisualModes
List<LineAngleInfo> lines = new List<LineAngleInfo>();
List<double> angles = new List<double>();
// Special case handling
if (vertex.Linedefs.Count == 0) // should never happen
{
angle = 0.0;
return;
}
else if (vertex.Linedefs.Count == 1)
{
angle = vertex.Linedefs.First().Angle + Angle2D.PIHALF;
return;
}
// Get all lines that we have to take into account. Ignore linedefs where both sides
// don't belong to the sector or don't belong to the sector
foreach (Linedef ld in vertex.Linedefs)
@ -121,9 +109,15 @@ namespace CodeImp.DoomBuilder.VisualModes
}
// Special case handling
if(lines.Count == 0)
if (lines.Count < 2)
{
angle = lines[0].angle;
if (vertex.Linedefs.Count == 1)
{
angle = vertex.Linedefs.First().Angle + Angle2D.PIHALF;
return;
}
angle = 0.0;
return;
}