Better exception messages for breps that fail to meshify

specklesystems · Feb 27, 2025 · f3c7f8f · f3c7f8f
1 parent af548ba
commit f3c7f8f
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/Converters/Rhino/Speckle.Converters.RhinoShared/ToSpeckle/Meshing/DisplayMeshExtractor.cs b/Converters/Rhino/Speckle.Converters.RhinoShared/ToSpeckle/Meshing/DisplayMeshExtractor.cs
@@ -29,6 +29,11 @@ public static RG.Mesh GetDisplayMesh(RhinoObject obj)
           throw new ConversionException($"Unsupported object for display mesh generation {obj.GetType().FullName}");
       }
     }
+    if (renderMeshes == null)
+    {
+      //MeshingParametrs with small minimumEdgeLength often leads to `CreateFromBrep` returning null
+      throw new ConversionException($"Failed to meshify {obj.GetType()} (perhaps the brep is too small?)");
+    }
 
     var joinedMesh = new RG.Mesh();
     joinedMesh.Append(renderMeshes);