assimp/code/ScaleProcess.h

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

Copyright (c) 2006-2017, assimp team

All rights reserved.

Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
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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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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
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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*/
#pragma once

#include "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.
*/
class ASSIMP_API ScaleProcess : public BaseProcess {
public:
    /// The default class constructor.
    ScaleProcess();

    /// The class destructor.
    virtual ~ScaleProcess();

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

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

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

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

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

private:
    void traverseNodes( aiNode *currentNode );
    void applyScaling( aiNode *currentNode );

private:
    ai_real mScale;
};

} // Namespace Assimp