MergeMeshes : Added proxy implementation to allow testing

include/GafferScene/MergeMeshes.h

@@ -0,0 +1,65 @@
+//////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (c) 2024, Image Engine Design Inc. All rights reserved.
+//
+//  Redistribution and use in source and binary forms, with or without
+//  modification, are permitted provided that the following conditions are
+//  met:
+//
+//      * Redistributions of source code must retain the above
+//        copyright notice, this list of conditions and the following
+//        disclaimer.
+//
+//      * Redistributions in binary form must reproduce the above
+//        copyright notice, this list of conditions and the following
+//        disclaimer in the documentation and/or other materials provided with
+//        the distribution.
+//
+//      * Neither the name of John Haddon nor the names of
+//        any other contributors to this software may be used to endorse or
+//        promote products derived from this software without specific prior
+//        written permission.
+//
+//  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+//  IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+//  THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+//  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+//  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+//  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+//  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+//  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+//  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+//  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+//  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+//////////////////////////////////////////////////////////////////////////
+
+#pragma once
+
+#include "GafferScene/MergeObjects.h"
+
+namespace GafferScene
+{
+
+class GAFFERSCENE_API MergeMeshes : public MergeObjects
+{
+
+	public :
+		GAFFER_NODE_DECLARE_TYPE( GafferScene::MergeMeshes, MergeMeshesTypeId, MergeObjects );
+
+		explicit MergeMeshes( const std::string &name=defaultName<MergeMeshes>() );
+		~MergeMeshes() override;
+
+	protected :
+
+		IECore::ConstObjectPtr mergeObjects( const std::vector< std::pair< IECore::ConstObjectPtr, Imath::M44f > > &sources, const Gaffer::Context *context ) const override;
+
+	private :
+
+		static size_t g_firstPlugIndex;
+
+};
+
+IE_CORE_DECLAREPTR( MergeObjects )
+
+} // namespace GafferScene

include/GafferScene/TypeIds.h

@@ -184,6 +184,7 @@ enum TypeId
 	RenderPassShaderTypeId = 110640,
 	ShaderTweakProxyTypeId = 110641,
 	MergeObjectsTypeId = 110642,
+	MergeMeshesTypeId = 110643,
 
 	PreviewPlaceholderTypeId = 110647,
 	PreviewGeometryTypeId = 110648,