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diff --git a/APEX_1.4/module/fieldsampler/include/FieldSamplerSceneWrapper.h b/APEX_1.4/module/fieldsampler/include/FieldSamplerSceneWrapper.h
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+/*
+ * Copyright (c) 2008-2015, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * NVIDIA CORPORATION and its licensors retain all intellectual property
+ * and proprietary rights in and to this software, related documentation
+ * and any modifications thereto.  Any use, reproduction, disclosure or
+ * distribution of this software and related documentation without an express
+ * license agreement from NVIDIA CORPORATION is strictly prohibited.
+ */
+
+
+#ifndef __FIELD_SAMPLER_SCENE_WRAPPER_H__
+#define __FIELD_SAMPLER_SCENE_WRAPPER_H__
+
+#include "Apex.h"
+#include "ApexSDKHelpers.h"
+#include "ApexActor.h"
+#include "FieldSamplerSceneIntl.h"
+
+#if APEX_CUDA_SUPPORT
+#include "ApexCudaWrapper.h"
+#endif
+
+#include "FieldSamplerCommon.h"
+
+namespace nvidia
+{
+namespace fieldsampler
+{
+
+class FieldSamplerManager;
+class FieldSamplerWrapper;
+class FieldBoundaryWrapper;
+
+class FieldSamplerSceneWrapper : public ApexResourceInterface, public ApexResource
+{
+public:
+	// ApexResourceInterface methods
+	void			release();
+	void			setListIndex(ResourceList& list, uint32_t index)
+	{
+		m_listIndex = index;
+		m_list = &list;
+	}
+	uint32_t	getListIndex() const
+	{
+		return m_listIndex;
+	}
+
+	FieldSamplerSceneWrapper(ResourceList& list, FieldSamplerManager* manager, FieldSamplerSceneIntl* fieldSamplerScene);
+
+	FieldSamplerSceneIntl* getInternalFieldSamplerScene() const
+	{
+		return mFieldSamplerScene;
+	}
+	const FieldSamplerSceneDescIntl& getInternalFieldSamplerSceneDesc() const
+	{
+		return mFieldSamplerSceneDesc;
+	}
+
+	virtual void update();
+	virtual void postUpdate() = 0;
+
+	class FieldBoundaryInfo;
+
+	FieldBoundaryInfo*	addFieldBoundary(FieldBoundaryWrapper* fieldBoundaryWrapper);
+	void				removeFieldBoundary(FieldBoundaryInfo* fieldBoundaryInfo);
+
+protected:
+	virtual FieldBoundaryInfo* createFieldBoundaryInfo(FieldBoundaryWrapper* fieldBoundaryWrapper) = 0;
+
+protected:
+	FieldSamplerManager*	mManager;
+	FieldSamplerSceneIntl*	mFieldSamplerScene;
+	FieldSamplerSceneDescIntl	mFieldSamplerSceneDesc;
+
+	ResourceList			mFieldBoundaryList;
+	bool					mFieldBoundaryListChanged;
+};
+
+class FieldSamplerSceneWrapper::FieldBoundaryInfo : public ApexResourceInterface, public ApexResource
+{
+protected:
+	FieldBoundaryWrapper*	mFieldBoundaryWrapper;
+	uint32_t			mRefCount;
+
+	FieldBoundaryInfo(ResourceList& list, FieldBoundaryWrapper* fieldBoundaryWrapper)
+		: mFieldBoundaryWrapper(fieldBoundaryWrapper), mRefCount(0)
+	{
+		list.add(*this);
+	}
+
+public:
+	FieldBoundaryWrapper* getFieldBoundaryWrapper() const
+	{
+		return mFieldBoundaryWrapper;
+	}
+
+	virtual void update() {}
+
+	void addRef()
+	{
+		++mRefCount;
+	}
+	bool releaseRef()
+	{
+		if (--mRefCount == 0)
+		{
+			release();
+			return true;
+		}
+		return false;
+	}
+
+	// ApexResourceInterface methods
+	void						release()
+	{
+		delete this;
+	}
+	void						setListIndex(ResourceList& list, uint32_t index)
+	{
+		m_listIndex = index;
+		m_list = &list;
+	}
+	uint32_t				getListIndex() const
+	{
+		return m_listIndex;
+	}
+};
+
+/******************************** CPU Version ********************************/
+
+class FieldSamplerSceneWrapperCPU : public FieldSamplerSceneWrapper
+{
+public:
+	FieldSamplerSceneWrapperCPU(ResourceList& list, FieldSamplerManager* manager, FieldSamplerSceneIntl* fieldSamplerScene);
+
+	virtual void postUpdate() {}
+
+	class FieldBoundaryInfoCPU : public FieldBoundaryInfo
+	{
+	public:
+		FieldBoundaryInfoCPU(ResourceList& list, FieldBoundaryWrapper* fieldBoundaryWrapper)
+			: FieldBoundaryInfo(list, fieldBoundaryWrapper)
+		{
+		}
+	};
+
+protected:
+	virtual FieldBoundaryInfo* createFieldBoundaryInfo(FieldBoundaryWrapper* fieldBoundaryWrapper)
+	{
+		return PX_NEW(FieldBoundaryInfoCPU)(mFieldBoundaryList, fieldBoundaryWrapper);
+	}
+
+};
+
+/******************************** GPU Version ********************************/
+
+#if APEX_CUDA_SUPPORT
+class FieldSamplerSceneWrapperGPU : public FieldSamplerSceneWrapper
+{
+public:
+	FieldSamplerSceneWrapperGPU(ResourceList& list, FieldSamplerManager* manager, FieldSamplerSceneIntl* fieldSamplerScene);
+
+	virtual void postUpdate();
+
+	PX_INLINE ApexCudaConstStorage& getConstStorage()
+	{
+		return mConstStorage;
+	}
+
+	class FieldBoundaryInfoGPU : public FieldBoundaryInfo
+	{
+	public:
+		FieldBoundaryInfoGPU(ResourceList& list, FieldBoundaryWrapper* fieldBoundaryWrapper, ApexCudaConstStorage& constStorage);
+
+		virtual void update();
+
+		PX_INLINE InplaceHandle<FieldShapeGroupParams> getShapeGroupParamsHandle() const
+		{
+			PX_ASSERT(mFieldShapeGroupParamsHandle.isNull() == false);
+			return mFieldShapeGroupParamsHandle;
+		}
+
+	private:
+		ApexCudaConstMemGroup                   mConstMemGroup;
+		InplaceHandle<FieldShapeGroupParams>    mFieldShapeGroupParamsHandle;
+	};
+
+protected:
+	virtual FieldBoundaryInfo* createFieldBoundaryInfo(FieldBoundaryWrapper* fieldBoundaryWrapper)
+	{
+		return PX_NEW(FieldBoundaryInfoGPU)(mFieldBoundaryList, fieldBoundaryWrapper, getConstStorage());
+	}
+
+private:
+	FieldSamplerSceneWrapperGPU& operator=(const FieldSamplerSceneWrapperGPU&);
+
+	ApexCudaConstStorage& mConstStorage;
+};
+#endif // APEX_CUDA_SUPPORT
+
+}
+} // end namespace nvidia::apex
+
+#endif