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diff --git a/APEX_1.4/framework/include/ApexRenderSubmesh.h b/APEX_1.4/framework/include/ApexRenderSubmesh.h
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+++ b/APEX_1.4/framework/include/ApexRenderSubmesh.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 APEX_RENDER_SUBMESH_H
+#define APEX_RENDER_SUBMESH_H
+
+#include "RenderMeshAssetIntl.h"
+#include "ApexVertexBuffer.h"
+#include "SubmeshParameters.h"
+
+namespace nvidia
+{
+namespace apex
+{
+
+class ApexRenderSubmesh : public RenderSubmeshIntl, public UserAllocated
+{
+public:
+	ApexRenderSubmesh() : mParams(NULL) {}
+	~ApexRenderSubmesh() {}
+
+	// from RenderSubmesh
+	virtual uint32_t				getVertexCount(uint32_t partIndex) const
+	{
+		return mParams->vertexPartition.buf[partIndex + 1] - mParams->vertexPartition.buf[partIndex];
+	}
+
+	virtual const VertexBufferIntl&	getVertexBuffer() const
+	{
+		return mVertexBuffer;
+	}
+
+	virtual uint32_t				getFirstVertexIndex(uint32_t partIndex) const
+	{
+		return mParams->vertexPartition.buf[partIndex];
+	}
+
+	virtual uint32_t				getIndexCount(uint32_t partIndex) const
+	{
+		return mParams->indexPartition.buf[partIndex + 1] - mParams->indexPartition.buf[partIndex];
+	}
+
+	virtual const uint32_t*			getIndexBuffer(uint32_t partIndex) const
+	{
+		return mParams->indexBuffer.buf + mParams->indexPartition.buf[partIndex];
+	}
+
+	virtual const uint32_t*			getSmoothingGroups(uint32_t partIndex) const
+	{
+		return mParams->smoothingGroups.buf != NULL ? (mParams->smoothingGroups.buf + mParams->indexPartition.buf[partIndex]/3) : NULL;
+	}
+
+
+	// from RenderSubmeshIntl
+	virtual VertexBufferIntl&			getVertexBufferWritable()
+	{
+		return mVertexBuffer;
+	}
+
+	virtual uint32_t*						getIndexBufferWritable(uint32_t partIndex)
+	{
+		return mParams->indexBuffer.buf + mParams->indexPartition.buf[partIndex];
+	}
+
+	virtual void						applyPermutation(const Array<uint32_t>& old2new, const Array<uint32_t>& new2old);
+
+	// own methods
+
+	uint32_t						getTotalIndexCount() const
+	{
+		return (uint32_t)mParams->indexBuffer.arraySizes[0];
+	}
+
+	uint32_t*						getIndexBufferWritable(uint32_t partIndex) const
+	{
+		return mParams->indexBuffer.buf + mParams->indexPartition.buf[partIndex];
+	}
+
+	bool								createFromParameters(SubmeshParameters* params);
+
+	void								setParams(SubmeshParameters* submeshParams, VertexBufferParameters* vertexBufferParams);
+
+	void								addStats(RenderMeshAssetStats& stats) const;
+
+	void								buildVertexBuffer(const VertexFormat& format, uint32_t vertexCount);
+
+	SubmeshParameters*  mParams;
+
+private:
+	ApexVertexBuffer    mVertexBuffer;
+
+	// No assignment
+	ApexRenderSubmesh&					operator = (const ApexRenderSubmesh&);
+};
+
+} // namespace apex
+} // namespace nvidia
+
+#endif // APEX_RENDER_SUBMESH_H