DAFFSCTransform.h

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/*
 * -------------------------------------------------------------------------------------
 *
 *  OpenDAFF - A free, open source software package for directional audio data
 *  Copyright 2016 Institute of Technical Acoustics, RWTH Aachen University
 *  OpenDAFF is distributed under the Apache License Version 2.0.
 *
 *  ------------------------------------------------------------------------------------
 *
 */

#ifndef IW_DAFF_SC_TRANSFORM
#define IW_DAFF_SC_TRANSFORM

#include <DAFFDefs.h>

class DAFF_API DAFFSCTransform
{
public:
    inline DAFFSCTransform() {};

    DAFFSCTransform( const DAFFOrientationYPR& orient );

    void getOrientation( DAFFOrientationYPR& orient ) const;

    void setOrientation( const DAFFOrientationYPR& orient );

    void transformOSC2DSC( float azimuth_in, float elevation_in,
        float& alpha_out, float& beta_out ) const;

    void transformDSC2OSC( float alpha_in, float beta_in,
        float& azimuth_out, float& elevation_out ) const;

    void transformOSC2DSC( double azimuth_in, double elevation_in,
        double& alpha_out, double& beta_out ) const;

    void transformDSC2OSC( double alpha_in, double beta_in,
        double& azimuth_out, double& elevation_out ) const;

private:
    class RotationConstants
    {
    public:
        double t1, t2, t3, t4, t5, t6, t7, t8, t9;

        void Init( double yaw, double pitch, double roll );
    };

    DAFFOrientationYPR m_orient;    
    RotationConstants m_const;      
    int m_orient_index;             
};

#endif // IW_DAFF_SC_TRANSFORM