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Fixed a crash in Edit Selection Mode when visual sloping was previously used to make the slope of a sector perfectly planar

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This commit is contained in:
biwa 2020-04-11 10:51:25 +02:00
parent 138c96bb13
commit b83467148b
1 changed files with 2 additions and 2 deletions
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4
Source/Plugins/BuilderModes/ClassicModes/EditSelectionMode.cs
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@ -1344,10 +1344,10 @@ namespace CodeImp.DoomBuilder.BuilderModes
float floorz = s.FloorHeight;
float ceilingz = s.CeilHeight;
if (!float.IsNaN(s.FloorSlopeOffset))
if (!float.IsNaN(s.FloorSlopeOffset) && s.FloorSlope.IsNormalized())
floorz = new Plane(s.FloorSlope, s.FloorSlopeOffset).GetZ(center);
if (!float.IsNaN(s.CeilSlopeOffset))
if (!float.IsNaN(s.CeilSlopeOffset) && s.CeilSlope.IsNormalized())
ceilingz = new Plane(s.CeilSlope, s.CeilSlopeOffset).GetZ(center);
slopeheights.Add(s, new float[] { floorz, ceilingz });