Matrix4d.h

//
// This file is released under the terms of the NASA Open Source Agreement (NOSA)
// version 1.3 as detailed in the LICENSE file which accompanies this software.
//
 
 
#ifndef __MATRIX_H_
#define __MATRIX_H_
 
#include <cmath>
 
#include <cstring>
#include "Vec3d.h"
 

class Matrix4d
{
public:
    Matrix4d();

 
    void loadIdentity();

    void print( const std::string &header = "" );

    static void setIdentity( double *m );

 
    void translatef( const double &x, const double &y, const double &z );

 
    void translatev( const vec3d &v );

 
    void rotateX( const double &ang );

 
    void rotateY( const double &ang );

 
    void rotateZ( const double &ang );

 
    void rotate( const double &angle, const vec3d &axis );
 

 
    void rotatealongX( const vec3d &dir1 );

 
    void zeroTranslations();

 
    void affineInverse();

 
    void scale( const double &scale );

 
    void scalex( const double &scalex );

 
    void scaley( const double &scaley );

 
    void scalez( const double &scalez );

 
    void flipx();

    void getMat( double *m ) const;

    void matMult( const double *m );

    void postMult( const double *m );

 
    void matMult( const Matrix4d &m );

 
    void postMult( const Matrix4d &m );
 

    void initMat( const double *m );

 
    void initMat( const Matrix4d &m );

    void mult( const double in[ 4 ], double out[ 4 ] ) const;

    double *data()
    {
        return mat;
    }
 
    const double *const_data() const
    {
        return mat;
    }

 
    void loadXZRef();

 
    void loadXYRef();

 
    void loadYZRef();
 

 
    void mirrory();

 
    vec3d xform( const vec3d &in ) const;

 
    void xformvec( std::vector < vec3d > &in ) const;

 
    void xformmat( std::vector < std::vector < vec3d > > &in ) const;

 
    vec3d xformnorm( const vec3d &in ) const;

 
    void xformnormvec( std::vector < vec3d > &in ) const;

 
    void xformnormmat( std::vector < std::vector < vec3d > > &in ) const;

 
    vec3d getAngles() const;

 
    vec3d getArcballAngles() const;

 
    vec3d getTranslation() const;

 
    void buildXForm( const vec3d &pos, const vec3d &rot, const vec3d &cent_rot );
 

 
    void getBasis( vec3d &xdir, vec3d &ydir, vec3d &zdir ) const;

 
    void setBasis( const vec3d &xdir, const vec3d &ydir, const vec3d &zdir );

 
    void getRotationAxis( vec3d &axis_dir, vec3d &axis_pnt, double &angle_out ) const;

 
    void toQuat( double &qw_out, double &qx_out, double &qy_out, double &qz_out, double &tx_out, double &ty_out, double &tz_out ) const;
 
private:
    double mat[ 16 ];
};
 
#endif