Develop

Common_glTF_Exporter/Export/Draco.cs

@@ -32,11 +32,11 @@ public static void Compress(Preferences preferences)
                 files.Add(fileToCompress);
             }
 
-            #if REVIT2025 || REVIT2026
+#if REVIT2025 || REVIT2026
 
             var loadContext = new NonCollectibleAssemblyLoadContext();
 
-            string programDataPath = Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData);
+            string programDataPath = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
             string assemblyPath = Path.Combine(programDataPath, "Autodesk", "ApplicationPlugins", "leia.bundle", "Contents", "2025", "DracoWrapper.dll");
 
             Assembly mixedModeAssembly = loadContext.LoadFromAssemblyPath(assemblyPath);

Common_glTF_Exporter/Export/MeshOpt.cs

@@ -31,11 +31,11 @@ public static void Compress(Preferences preferences)
                 files.Add(fileToCompress);
             }
 
-            #if REVIT2025 || REVIT2026
+#if REVIT2025 || REVIT2026
 
             var loadContext = new NonCollectibleAssemblyLoadContext();
 
-            string programDataPath = Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData);
+            string programDataPath = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
             string meshOptPath = Path.Combine(programDataPath, "Autodesk", "ApplicationPlugins", "leia.bundle", "Contents", "2025", "MeshOpt.dll");
             Assembly mixedModeAssembly = loadContext.LoadFromAssemblyPath(meshOptPath);
             MethodInfo defaultSettings = mixedModeAssembly.GetType("Gltf.GltfSettings").GetMethod("defaults");

Common_glTF_Exporter/Utils/RevitIniReader.cs

@@ -39,17 +39,26 @@ public static List<string> GetAdditionalRenderAppearancePaths()
 
                     foreach (var p in paths)
                     {
-                        string trimmedPath = p.Trim();
+                        string cleanedPath = p.Trim().Trim('"');
 
-                        // If already rooted, normalize it
-                        if (Path.IsPathRooted(trimmedPath))
-                        {
-                            absolutePaths.Add(Path.GetFullPath(trimmedPath));
-                        }
-                        else
+                        // Replace | with ; or split further if needed
+                        cleanedPath = cleanedPath.Replace('|', ';');
+
+                        foreach (var subPath in cleanedPath.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries))
                         {
-                            // Combine with user profile to resolve relative path
-                            string fullPath = Path.GetFullPath(Path.Combine(userProfile, trimmedPath));
+                            string trimmedPath = subPath.Trim().Trim('"');
+
+                            if (Path.GetInvalidPathChars().Any(c => trimmedPath.Contains(c)))
+                            {
+                                // Skip or log invalid path
+                                Console.WriteLine($"Skipping invalid path: {trimmedPath}");
+                                continue;
+                            }
+
+                            string fullPath = Path.IsPathRooted(trimmedPath)
+                                ? Path.GetFullPath(trimmedPath)
+                                : Path.GetFullPath(Path.Combine(userProfile, trimmedPath));
+
                             absolutePaths.Add(fullPath);
                         }
                     }

Common_glTF_Exporter/Utils/glTFExportUtils.cs

@@ -205,9 +205,12 @@ public static void AddNormals(Transform transform, PolymeshTopology polymesh, Li
                         {
                             var newNormal = transform.OfVector(normal).Normalize();
 
-                            normals.Add(newNormal.X);
-                            normals.Add(newNormal.Y);
-                            normals.Add(newNormal.Z);
+                            for (int j = 0; j < 3; j++)
+                            {
+                                normals.Add(newNormal.X);
+                                normals.Add(newNormal.Y);
+                                normals.Add(newNormal.Z);
+                            }
                         }
 
                         break;

Common_glTF_Exporter/Windows/ErrorWindow.xaml

@@ -63,7 +63,9 @@
             </TextBlock>
 
             <StackPanel Orientation="Horizontal"
-                        VerticalAlignment="Bottom">
+                        VerticalAlignment="Bottom"
+                        HorizontalAlignment="Center"
+                        Margin="0,0,0,15">
                 <Button Content="Report Error" 
                         Style="{DynamicResource MainButtonStyle}"
                         Background="Transparent"

README.md

@@ -34,6 +34,11 @@ If you're interested in contributing to glTF exporter, just submit a [pull reque
 ## Installation
 Looking to get the revit-glTF-exporter add-in?  Check out [Autodesk app store](https://apps.autodesk.com/RVT/es/Detail/Index?id=492952120634946986&appLang=en&os=Win64).
 
+## Sponsors ##
+Thanks to all the sponsors that have helped us improve Leia. If you want to be one let us know!
+
+[<img src="https://s3.us-east-1.amazonaws.com/everse.assets/GithubReadme/Visiofy.png">](https://www.visiofy.com/)
+
 ## About us ##
 
 We are an international mix of AEC professionals, product designers, and software developers. We work together to transform construction requirements into accurate and partnership-driven technological solutions.