Autodesk Forge Viewer: setGhosting() + isolate() not making elements transparent – topography transparency issue
Summary During a feature implementation for a “Transparent Topography” button in Autodesk Forge Viewer v7.x, the expected ghosting behavior failed. The goal was to make FBX topography elements transparent while keeping Revit (RVT) and Navisworks (NWD/NWC) elements opaque. The implementation relied on setGhosting(true) combined with isolate() on non-FBX elements. The result was inconsistent: sometimes FBX … Read more