added copy_properties_for_unrelated_objects

Author: Roberto De Ioris

Source/UnrealEnginePython/Private/UEPyEngine.cpp

@@ -1159,4 +1159,71 @@ PyObject *py_unreal_engine_save_file_dialog(PyObject *self, PyObject * args)
 		PyList_Append(py_list, PyUnicode_FromString(TCHAR_TO_UTF8(*file)));
 	}
 	return py_list;
+}
+
+
+PyObject *py_unreal_engine_copy_properties_for_unrelated_objects(PyObject * self, PyObject * args, PyObject *kwargs)
+{
+
+	PyObject *old_py_object;
+	PyObject *new_py_object;
+
+	PyObject *py_aggressive_default_subobject_replacement = nullptr;
+	PyObject *py_copy_deprecated_properties = nullptr;
+	PyObject *py_do_delta = nullptr;
+	PyObject *py_notify_object_replacement = nullptr;
+	PyObject *py_preserve_root_component = nullptr;
+	PyObject *py_replace_object_class_references = nullptr;
+	PyObject *py_skip_compiler_generated_defaults = nullptr;
+
+	static char *kw_names[] = {
+		(char *)"old_object",
+		(char *)"new_object",
+		(char *)"aggressive_default_subobject_replacement",
+		(char *)"copy_deprecated_properties",
+		(char *)"do_delta",
+		(char *)"notify_object_replacement",
+		(char *)"preserve_root_component",
+		(char *)"replace_object_class_references",
+		(char *)"skip_compiler_generated_defaults",
+		nullptr
+	};
+
+	if (!PyArg_ParseTupleAndKeywords(args, kwargs, "OO|OOOOOOO:copy_properties_for_unrelated_objects", kw_names,
+		&old_py_object,
+		&new_py_object,
+		&py_aggressive_default_subobject_replacement,
+		&py_copy_deprecated_properties,
+		&py_do_delta,
+		&py_notify_object_replacement,
+		&py_preserve_root_component,
+		&py_replace_object_class_references,
+		&py_skip_compiler_generated_defaults))
+	{
+		return nullptr;
+	}
+
+	UObject *old_object = ue_py_check_type<UObject>(old_py_object);
+	if (!old_object)
+		return PyErr_Format(PyExc_Exception, "argument is not a UObject");
+
+	UObject *new_object = ue_py_check_type<UObject>(new_py_object);
+	if (!new_object)
+		return PyErr_Format(PyExc_Exception, "argument is not a UObject");
+
+	UEngine::FCopyPropertiesForUnrelatedObjectsParams params;
+	params.bAggressiveDefaultSubobjectReplacement = (py_aggressive_default_subobject_replacement && PyObject_IsTrue(py_aggressive_default_subobject_replacement));
+	params.bCopyDeprecatedProperties = (py_copy_deprecated_properties && PyObject_IsTrue(py_copy_deprecated_properties));
+	params.bDoDelta = (py_do_delta && PyObject_IsTrue(py_do_delta));
+	params.bNotifyObjectReplacement = (py_notify_object_replacement && PyObject_IsTrue(py_notify_object_replacement));
+	params.bPreserveRootComponent = (py_preserve_root_component && PyObject_IsTrue(py_preserve_root_component));
+	params.bReplaceObjectClassReferences = (py_replace_object_class_references && PyObject_IsTrue(py_replace_object_class_references));
+	params.bSkipCompilerGeneratedDefaults = (py_skip_compiler_generated_defaults && PyObject_IsTrue(py_skip_compiler_generated_defaults));
+
+	GEngine->CopyPropertiesForUnrelatedObjects(
+		old_object,
+		new_object,
+		params);
+
+	Py_RETURN_NONE;
 }

Source/UnrealEnginePython/Private/UEPyEngine.h

@@ -69,6 +69,8 @@ PyObject *py_unreal_engine_open_font_dialog(PyObject *, PyObject *);
 PyObject *py_unreal_engine_open_directory_dialog(PyObject *, PyObject *);
 PyObject *py_unreal_engine_save_file_dialog(PyObject *, PyObject *);
 
+PyObject *py_unreal_engine_copy_properties_for_unrelated_objects(PyObject *, PyObject *, PyObject *);
+
 #if WITH_EDITOR
 PyObject *py_unreal_engine_editor_get_active_viewport_screenshot(PyObject *, PyObject *);
 PyObject *py_unreal_engine_editor_get_pie_viewport_screenshot(PyObject *, PyObject *);

Source/UnrealEnginePython/Private/UEPyModule.cpp

@@ -374,6 +374,9 @@ static PyMethodDef unreal_engine_methods[] = {
 	{ "unregister_settings", py_unreal_engine_unregister_settings, METH_VARARGS, "" },
 #endif
 
+#pragma warning(suppress: 4191)
+	{ "copy_properties_for_unrelated_objects", (PyCFunction)py_unreal_engine_copy_properties_for_unrelated_objects, METH_VARARGS | METH_KEYWORDS, "" },
+
 
 	{ NULL, NULL },
 };
@@ -926,7 +929,7 @@ void ue_pydelegates_cleanup(ue_PyUObject *self)
 #endif
 			py_delegate->RemoveFromRoot();
 		}
-	}
+}
 	self->python_delegates_gc->clear();
 	delete self->python_delegates_gc;
 	self->python_delegates_gc = nullptr;
@@ -1022,9 +1025,9 @@ static PyObject *ue_PyUObject_getattro(ue_PyUObject *self, PyObject *attr_name)
 #else
 							return PyLong_FromLong(u_enum->FindEnumIndex(item.Key));
 #endif
-						}
 					}
 				}
+			}
 #endif
 				if (self->ue_object->IsA<UEnum>())
 				{
@@ -1036,16 +1039,16 @@ static PyObject *ue_PyUObject_getattro(ue_PyUObject *self, PyObject *attr_name)
 					return PyLong_FromLong(u_enum->FindEnumIndex(FName(UTF8_TO_TCHAR(attr))));
 #endif
 				}
-			}
+		}
 
 			if (function)
 			{
 				// swallow previous exception
 				PyErr_Clear();
 				return py_ue_new_callable(function, self->ue_object);
 			}
-		}
 	}
+}
 	return ret;
 }
 
@@ -2034,7 +2037,7 @@ void unreal_engine_py_log_error()
 	if (zero)
 	{
 		msg = PyBytes_AsString(zero);
-	}
+}
 #else
 	msg = PyString_AsString(PyObject_Str(value));
 #endif
@@ -2963,10 +2966,10 @@ PyObject *py_ue_ufunction_call(UFunction *u_function, UObject *u_obj, PyObject *
 			prop->ImportText(*default_key_value, prop->ContainerPtrToValuePtr<uint8>(buffer), PPF_None, NULL);
 #else
 			prop->ImportText(*default_key_value, prop->ContainerPtrToValuePtr<uint8>(buffer), PPF_Localized, NULL);
-#endif
-		}
 #endif
 	}
+#endif
+}
 
 	Py_ssize_t tuple_len = PyTuple_Size(args);
 

Source/UnrealEnginePython/Private/UObject/UEPyObject.cpp

@@ -99,7 +99,7 @@ PyObject *py_ue_class_get_config_name(ue_PyUObject * self, PyObject * args)
 
 	ue_py_check(self);
 
-	
+
 	UClass *u_class = ue_py_check_type<UClass>(self);
 	if (!u_class)
 		return PyErr_Format(PyExc_Exception, "uobject is a not a UClass");