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diff --git a/public/movieobjects/dmemorphoperator.h b/public/movieobjects/dmemorphoperator.h
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+++ b/public/movieobjects/dmemorphoperator.h
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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// The morph operator class - sets morph target weights on meshes
+//
+//=============================================================================
+
+#ifndef DMEMORPHOPERATOR_H
+#define DMEMORPHOPERATOR_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "datamodel/dmelement.h"
+#include "datamodel/dmattribute.h"
+#include "datamodel/dmattributevar.h"
+#include "movieobjects/dmeoperator.h"
+
+
+//-----------------------------------------------------------------------------
+// Forward declarations
+//-----------------------------------------------------------------------------
+class CDmeMesh;
+
+
+//-----------------------------------------------------------------------------
+// A class representing a camera
+//-----------------------------------------------------------------------------
+class CDmeMorphOperator : public CDmeOperator
+{
+	DEFINE_ELEMENT( CDmeMorphOperator, CDmeOperator );
+
+public:
+	virtual void Operate();
+
+	// need this until we have the EditApply message queue
+	void OnAttributeChanged( CDmAttribute *pAttribute );
+
+	virtual void GetInputAttributes ( CUtlVector< CDmAttribute * > &attrs );
+	virtual void GetOutputAttributes( CUtlVector< CDmAttribute * > &attrs );
+
+	// accessors
+	uint NumDeltaStateWeights();
+	CDmElement *GetDeltaStateWeight( uint i );
+	CDmeMesh *GetMesh();
+
+protected:
+	CDmaElement< CDmeMesh >    m_mesh;
+	CDmaElementArray< CDmElement > m_deltaStateWeights;
+	CDmaString                 m_baseStateName;
+};
+
+
+#endif // DMEMORPHOPERATOR_H