assimp/code/FindInvalidDataProcess.h

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

Copyright (c) 2006-2010, ASSIMP Development Team
All rights reserved.

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  following disclaimer.

* Redistributions in binary form must reproduce the above
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* Neither the name of the ASSIMP team, nor the names of its
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  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 
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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;

	// -------------------------------------------------------------------
	// Setup import settings
	void SetupProperties(const Importer* pImp);

	// -------------------------------------------------------------------
	// Run the step
	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);

	// -------------------------------------------------------------------
	/** Executes the postprocessing step on the given animation
	 * @param anim The animation to process.  */
	void ProcessAnimation (aiAnimation* anim);

	// -------------------------------------------------------------------
	/** Executes the postprocessing step on the given anim channel
	 * @param anim The animation channel to process.*/
	void ProcessAnimationChannel (aiNodeAnim* anim);

private:
	float configEpsilon;
};

} // end of namespace Assimp

#endif // AI_AI_FINDINVALIDDATA_H_INC