assimp/code/ScenePrivate.h

/*
Open Asset Import Library (assimp)
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*/

/** @file Stuff to deal with aiScene::mPrivate
 */
#ifndef AI_SCENEPRIVATE_H_INCLUDED
#define AI_SCENEPRIVATE_H_INCLUDED

#include "../include/assimp/scene.h"

namespace Assimp	{

	class Importer;

struct ScenePrivateData {
	
	ScenePrivateData()
		: mOrigImporter()
		, mPPStepsApplied()
		, mIsCopy()
	{}

	// Importer that originally loaded the scene though the C-API
	// If set, this object is owned by this private data instance.
	Assimp::Importer* mOrigImporter;

	// List of postprocessing steps already applied to the scene.
	unsigned int mPPStepsApplied;

	// true if the scene is a copy made with aiCopyScene()
	// or the corresponding C++ API. This means that user code
	// may have made modifications to it, so mPPStepsApplied
	// and mOrigImporter are no longer safe to rely on and only
	// serve informative purposes.
	bool mIsCopy;
};

// Access private data stored in the scene
inline ScenePrivateData* ScenePriv(aiScene* in) {
	return static_cast<ScenePrivateData*>(in->mPrivate);
}

inline const ScenePrivateData* ScenePriv(const aiScene* in) {
	return static_cast<const ScenePrivateData*>(in->mPrivate);
}

}

#endif