MAYA-125378 Implementation batched duplication

cmake/modules/FindUFE.cmake

@@ -11,6 +11,7 @@
 # UFE_VERSION         UFE version (major.minor.patch) from ufe.h
 # UFE_LIGHTS_SUPPORT  Presence of UFE lights support
 # UFE_SCENE_SEGMENT_SUPPORT Presence of UFE scene segment support
+# UFE_PREVIEW_FEATURES List of all features introduced gradually in the UFE preview version
 #
 
 find_path(UFE_INCLUDE_DIR
@@ -82,6 +83,13 @@ find_library(UFE_LIBRARY
     NO_DEFAULT_PATH
 )
 
+# Gather all preview features that might be there or not into a single list:
+list(APPEND UFE_PREVIEW_FEATURES v4)
+
+if (UFE_INCLUDE_DIR AND EXISTS "${UFE_INCLUDE_DIR}/ufe/batchOpsHandler.h")
+    list(APPEND UFE_PREVIEW_FEATURES BatchOps)
+endif()
+
 # Handle the QUIETLY and REQUIRED arguments and set UFE_FOUND to TRUE if
 # all listed variables are TRUE.
 include(FindPackageHandleStandardArgs)
@@ -90,6 +98,7 @@ find_package_handle_standard_args(UFE
     REQUIRED_VARS
         UFE_INCLUDE_DIR
         UFE_LIBRARY
+        UFE_PREVIEW_FEATURES
     VERSION_VAR
         UFE_VERSION
 )
@@ -98,6 +107,7 @@ if(UFE_FOUND)
     message(STATUS "UFE include dir: ${UFE_INCLUDE_DIR}")
     message(STATUS "UFE library: ${UFE_LIBRARY}")
     message(STATUS "UFE version: ${UFE_VERSION}")
+    message(STATUS "UFE preview features: ${UFE_PREVIEW_FEATURES}")
 endif()
 
 set(UFE_LIGHTS_SUPPORT FALSE CACHE INTERNAL "ufeLights")

lib/mayaUsd/render/vp2RenderDelegate/material.cpp

@@ -309,8 +309,9 @@ const std::set<std::string> _mtlxTopoNodeSet = {
     // Conversion nodes:
     "convert",
     // Constants: they get inlined in the source.
-    "constant"
-
+    "constant",
+    // Switch, unless all inputs are connected.
+    "switch"
 };
 
 // Maps from a known Maya target color space name to the corresponding color correct category.

lib/mayaUsd/ufe/CMakeLists.txt

@@ -109,6 +109,20 @@ if (UFE_SCENE_SEGMENT_SUPPORT)
     )
 endif()
 
+if (BatchOps IN_LIST UFE_PREVIEW_FEATURES)
+    message(STATUS "UFE_PREVIEW has BatchOps support")
+    target_sources(${PROJECT_NAME}
+    PRIVATE
+        UsdBatchOpsHandler.cpp
+        UsdUndoDuplicateSelectionCommand.cpp
+    )
+
+    target_compile_definitions(${PROJECT_NAME}
+    PRIVATE
+        UFE_PREVIEW_BATCHOPS_SUPPORT=1
+    )
+endif()
+
 if(CMAKE_UFE_V4_FEATURES_AVAILABLE)
     if (${UFE_PREVIEW_VERSION_NUM} GREATER_EQUAL 4001)
         target_sources(${PROJECT_NAME}
@@ -266,6 +280,13 @@ if (UFE_SCENE_SEGMENT_SUPPORT)
     )
 endif()
 
+if (BatchOps IN_LIST UFE_PREVIEW_FEATURES)
+    list(APPEND HEADERS
+        UsdBatchOpsHandler.h
+        UsdUndoDuplicateSelectionCommand.h
+    )
+endif()
+
 if(CMAKE_UFE_V4_FEATURES_AVAILABLE)
     if (${UFE_PREVIEW_VERSION_NUM} GREATER_EQUAL 4001)
         list(APPEND HEADERS

lib/mayaUsd/ufe/Global.cpp

@@ -59,6 +59,9 @@
 #if (UFE_PREVIEW_VERSION_NUM >= 4023)
 #include <mayaUsd/ufe/UsdUINodeGraphNodeHandler.h>
 #endif
+#if UFE_PREVIEW_BATCHOPS_SUPPORT
+#include <mayaUsd/ufe/UsdBatchOpsHandler.h>
+#endif
 #if (UFE_PREVIEW_VERSION_NUM >= 4001)
 #include <mayaUsd/ufe/UsdShaderNodeDefHandler.h>
 #endif
@@ -201,6 +204,9 @@ MStatus initialize()
 #if (UFE_PREVIEW_VERSION_NUM >= 4023)
     handlers.uiNodeGraphNodeHandler = UsdUINodeGraphNodeHandler::create();
 #endif
+#if UFE_PREVIEW_BATCHOPS_SUPPORT
+    handlers.batchOpsHandler = UsdBatchOpsHandler::create();
+#endif
 #if (UFE_PREVIEW_VERSION_NUM >= 4001)
     handlers.nodeDefHandler = UsdShaderNodeDefHandler::create();
 #endif

lib/mayaUsd/ufe/UsdBatchOpsHandler.cpp

@@ -0,0 +1,50 @@
+//
+// Copyright 2022 Autodesk
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+#include "UsdBatchOpsHandler.h"
+
+#include <mayaUsd/ufe/UsdUndoDuplicateSelectionCommand.h>
+
+PXR_NAMESPACE_USING_DIRECTIVE
+
+namespace MAYAUSD_NS_DEF {
+namespace ufe {
+
+UsdBatchOpsHandler::UsdBatchOpsHandler()
+    : Ufe::BatchOpsHandler()
+{
+}
+
+UsdBatchOpsHandler::~UsdBatchOpsHandler() { }
+
+/*static*/
+UsdBatchOpsHandler::Ptr UsdBatchOpsHandler::create()
+{
+    return std::make_shared<UsdBatchOpsHandler>();
+}
+
+//------------------------------------------------------------------------------
+// Ufe::BatchOpsHandler overrides
+//------------------------------------------------------------------------------
+
+Ufe::SelectionUndoableCommand::Ptr UsdBatchOpsHandler::duplicateSelection_(
+    const Ufe::Selection&       selection,
+    const Ufe::ValueDictionary& duplicateOptions)
+{
+    return UsdUndoDuplicateSelectionCommand::create(selection, duplicateOptions);
+}
+
+} // namespace ufe
+} // namespace MAYAUSD_NS_DEF

lib/mayaUsd/ufe/UsdBatchOpsHandler.h

@@ -0,0 +1,58 @@
+#ifndef USDBATCHOPSHANDLER_H
+#define USDBATCHOPSHANDLER_H
+
+//
+// Copyright 2022 Autodesk
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+#include <mayaUsd/base/api.h>
+
+#include <pxr/usd/sdf/path.h>
+#include <pxr/usd/sdf/types.h>
+#include <pxr/usd/usd/stage.h>
+
+#include <ufe/batchOpsHandler.h>
+
+namespace MAYAUSD_NS_DEF {
+namespace ufe {
+
+//! \brief Interface to create a UsdBatchOpsHandler interface object.
+class MAYAUSD_CORE_PUBLIC UsdBatchOpsHandler : public Ufe::BatchOpsHandler
+{
+public:
+    typedef std::shared_ptr<UsdBatchOpsHandler> Ptr;
+
+    UsdBatchOpsHandler();
+    ~UsdBatchOpsHandler() override;
+
+    // Delete the copy/move constructors assignment operators.
+    UsdBatchOpsHandler(const UsdBatchOpsHandler&) = delete;
+    UsdBatchOpsHandler& operator=(const UsdBatchOpsHandler&) = delete;
+    UsdBatchOpsHandler(UsdBatchOpsHandler&&) = delete;
+    UsdBatchOpsHandler& operator=(UsdBatchOpsHandler&&) = delete;
+
+    //! Create a UsdBatchOpsHandler.
+    static UsdBatchOpsHandler::Ptr create();
+
+    // Ufe::BatchOpsHandler overrides.
+    Ufe::SelectionUndoableCommand::Ptr duplicateSelection_(
+        const Ufe::Selection&       selection,
+        const Ufe::ValueDictionary& duplicateOptions) override;
+}; // UsdBatchOpsHandler
+
+} // namespace ufe
+} // namespace MAYAUSD_NS_DEF
+
+#endif // USDBATCHOPSHANDLER_H