Merge pull request #32308 from Calinou/meshlibrary-item-preview-editor-only

Mention `MeshLibrary.get_item_preview()` not working in running project

1 files changed, 6 insertions, 0 deletions

diff --git a/scene/resources/mesh_library.cpp b/scene/resources/mesh_library.cpp
index ad8da63abf..f04af29761 100644
--- a/scene/resources/mesh_library.cpp
+++ b/scene/resources/mesh_library.cpp
@@ -29,6 +29,7 @@
 /*************************************************************************/
 
 #include "mesh_library.h"
+#include "core/engine.h"
 
 bool MeshLibrary::_set(const StringName &p_name, const Variant &p_value) {
 
@@ -201,6 +202,11 @@ Transform MeshLibrary::get_item_navmesh_transform(int p_item) const {
 
 Ref<Texture> MeshLibrary::get_item_preview(int p_item) const {
 
+	if (!Engine::get_singleton()->is_editor_hint()) {
+		ERR_PRINT("MeshLibrary item previews are only generated in an editor context, which means they aren't available in a running project.");
+		return Ref<Texture>();
+	}
+
 	ERR_FAIL_COND_V_MSG(!item_map.has(p_item), Ref<Texture>(), "Requested for nonexistent MeshLibrary item '" + itos(p_item) + "'.");
 	return item_map[p_item].preview;
 }