[usdImaging] add a coding error message about duplicate prim adapters

(Internal change: 2253357)
PixarAnimationStudios · Oct 26, 2022 · 1f15312 · 1f15312
1 parent ddc01aa
commit 1f15312
Showing 1 changed file with 10 additions and 2 deletions.
diff --git a/pxr/usdImaging/usdImaging/adapterRegistry.cpp b/pxr/usdImaging/usdImaging/adapterRegistry.cpp
@@ -128,8 +128,16 @@ UsdImagingAdapterRegistry::UsdImagingAdapterRegistry() {
         const TfToken primTypeName(it->second.Get<std::string>());
 
         TF_DEBUG(USDIMAGING_PLUGINS).Msg("[PluginDiscover] Plugin discovered "
-                        "'%s'\n", 
-                        typeIt->GetTypeName().c_str());
+                        "'%s' for primType '%s'\n", 
+                        typeIt->GetTypeName().c_str(), primTypeName.GetText());
+        if (_typeMap.count(primTypeName) != 0) {
+            TF_CODING_ERROR("[PluginDiscover] A prim adapter for primType '%s' "
+                "already exists! Overriding prim adapters at runtime is not "
+                "supported. The last discovered adapter (%s) will be used. The "
+                "previously discovered adapter (%s) will be discarded.",
+                primTypeName.GetText(), typeIt->GetTypeName().c_str(),
+                _typeMap[primTypeName].GetTypeName().c_str());
+        }
         _typeMap[primTypeName] = *typeIt;
 
         // Adapters can opt in to being used as the adapter for any derived