#ifndef _MPxPolyTrg
#define _MPxPolyTrg
//
//-
// ==========================================================================
// Copyright  (C)  Alias Systems,  a division  of  Silicon Graphics  Limited.
// All rights  reserved.  These coded  instructions,  statements and computer
// programs  contain  unpublished information  proprietary to  Alias Systems,
// a  division  of  Silicon  Graphics  Limited,  which  is  protected by  the
// Canadian  and  US federal copyright law and  may not be disclosed to third
// parties or  copied  or  duplicated,  in  whole  or in part,  without prior
// written  consent  of Alias Systems, a division of Silicon Graphics Limited
// ==========================================================================
//+
//
// CLASS:    MPxPolyTrg
//
// *****************************************************************************
//
// CLASS DESCRIPTION (MPxPolyTrg)
//
//     The parent class for user defined poly triangulation nodes.  
//
// *****************************************************************************

#if defined __cplusplus

// *****************************************************************************

// INCLUDED HEADER FILES

#include <maya/MPxNode.h>
#include <maya/MStatus.h>

// *****************************************************************************

// DECLARATIONS

// *****************************************************************************

// CLASS DECLARATION (MPxPolyTrg)

/// User defined poly triangulation support.
/**

*/

// Base class for user defined face triangulation for polygons. 
#ifdef _WIN32
#pragma warning(disable: 4522)
#endif // _WIN32

class OPENMAYA_EXPORT MPxPolyTrg : public MPxNode 
{
public:

    ///
	MPxPolyTrg();
    ///
	virtual ~MPxPolyTrg();
	
    ///
	virtual void		postConstructor();
    ///
	virtual MStatus		compute( const MPlug& plug,
								 MDataBlock& dataBlock );
	///                     
	virtual bool		isAbstractClass() const;


	// Type for the signature of the triangulate function
	/// 
	typedef void (*polyTrgFnct)( const float *vert,
								 const float *norm,
								 const int   *loopSizes, 
								 const int nbLoop, 
								 const int nbTrg, unsigned short *trg );

	///
	MStatus				registerTrgFunction( char *name, polyTrgFnct f );
	///
	MStatus				unregisterTrgFunction( char *name );

private:

};

#ifdef _WIN32
#pragma warning(default: 4522)
#endif // _WIN32

// *****************************************************************************
#endif /* __cplusplus */
#endif /* _MPxPolyTrg */