assimp.assimp/code/PostProcessing/ScaleProcess.h

/*
Open Asset Import Library (assimp)
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*/
#ifndef SCALE_PROCESS_H_
#define SCALE_PROCESS_H_

#include "Common/BaseProcess.h"

struct aiNode;

#if (!defined AI_CONFIG_GLOBAL_SCALE_FACTOR_DEFAULT)
#   define AI_CONFIG_GLOBAL_SCALE_FACTOR_DEFAULT  1.0f
#endif // !! AI_DEBONE_THRESHOLD

namespace Assimp {

// ---------------------------------------------------------------------------
/** ScaleProcess: Class to rescale the whole model.
 * Now rescales animations, bones, and blend shapes properly.
 * Please note this will not write to 'scale' transform it will rewrite mesh
 * and matrixes so that your scale values
 * from your model package are preserved, so this is completely intentional
 * bugs should be reported as soon as they are found.
*/
class ASSIMP_API ScaleProcess : public BaseProcess {
public:
    // -------------------------------------------------------------------
    /// The default class constructor / destructor.
    ScaleProcess();
    ~ScaleProcess() override = default;

    /// Will set the scale manually.
    void setScale( ai_real scale );

    /// Returns the current scaling value.
    ai_real getScale() const;

    /// Overwritten, @see BaseProcess
    bool IsActive( unsigned int pFlags ) const override;

    /// Overwritten, @see BaseProcess
    void SetupProperties( const Importer* pImp ) override;

    /// Overwritten, @see BaseProcess
    void Execute( aiScene* pScene ) override;

private:
    void traverseNodes( aiNode *currentNode, unsigned int nested_node_id = 0 );
    void applyScaling( aiNode *currentNode );

private:
    ai_real mScale;
};

} // Namespace Assimp


#endif // SCALE_PROCESS_H_