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OBJ Exporter: once again trying to fix normals

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biwa 2021-03-22 17:54:20 +01:00
parent 72ff5ecf24
commit a771de1848
1 changed files with 4 additions and 2 deletions
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6
Source/Plugins/BuilderModes/IO/WavefrontExporter.cs
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@ -653,8 +653,10 @@ namespace CodeImp.DoomBuilder.BuilderModes.IO
Dictionary<WorldVertex, VertexIndices> vertsData = new Dictionary<WorldVertex, VertexIndices>();
foreach(WorldVertex[] verts in group.Value)
{
//vertex normals. biwa not sure why I need to invert the normal, but it seems to be necessary
Vector3D n = new Vector3D(verts[0].nx, verts[0].ny, verts[0].nz).GetNormal() * -1;
//vertex normals. biwa not sure why I need to invert the normal's y component, but it seems to be necessary
Vector3D n = new Vector3D(verts[0].nx, verts[0].ny, verts[0].nz).GetNormal();
n.y *= -1;
int ni;
if(uniqueNormals.ContainsKey(n))
{