assimp/code/FindInvalidDataProcess.h

/*
Open Asset Import Library (ASSIMP)
----------------------------------------------------------------------

Copyright (c) 2006-2008, ASSIMP Development Team
All rights reserved.

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* 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 the ASSIMP team, nor the names of its
  contributors may be used to endorse or promote products
  derived from this software without specific prior
  written permission of the ASSIMP Development Team.

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
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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*/

/** @file Defines a post processing step to search an importer's output
    for data that is obviously invalid  */
#ifndef AI_FINDINVALIDDATA_H_INC
#define AI_FINDINVALIDDATA_H_INC

#include "BaseProcess.h"
#include "../include/aiTypes.h"

struct aiMesh;
class FindInvalidDataProcessTest;

namespace Assimp
{

// ---------------------------------------------------------------------------
/** The FindInvalidData postprocessing step. It searches the mesh data
 *  for parts that are obviously invalid and removes them.
 *
 *  Originally this was a workaround for some models written by Blender
 *  which have zero normal vectors.
 */
class ASSIMP_API FindInvalidDataProcess : public BaseProcess
{
	friend class Importer;
	friend class ::FindInvalidDataProcessTest;

protected:

	/** Constructor to be privately used by Importer */
	FindInvalidDataProcess();

	/** Destructor, private as well */
	~FindInvalidDataProcess();

public:

	// -------------------------------------------------------------------
	/** 
	*/
	bool IsActive( unsigned int pFlags) const;

	// -------------------------------------------------------------------
	/** 
	*/
	void Execute( aiScene* pScene);

protected:

	// -------------------------------------------------------------------
	/** Executes the postprocessing step on the given mesh
	 * @param pMesh The mesh to process.
	 * @return 0 - nothing, 1 - removed sth, 2 - please delete me
	 */
	int ProcessMesh( aiMesh* pMesh);
};

} // end of namespace Assimp

#endif // AI_AI_FINDINVALIDDATA_H_INC