MR2to3.h

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#pragma once
 
#include "MRVector2.h"
#include "MRVector3.h"
#include "MRMatrix2.h"
#include "MRMatrix3.h"
#include "MRAffineXf.h"
 
namespace MR
{


 
template <typename T>
[[nodiscard]] inline Vector3<T> to3dim( const Vector2<T> & v )
{
    return { v.x, v.y, T{0} };
}
 
template <typename T>
[[nodiscard]] inline Vector2<T> to2dim( const Vector3<T> & v )
{
    return { v.x, v.y };
}
 
template <typename T>
[[nodiscard]] inline Matrix3<T> to3dim( const Matrix2<T> & m )
{
    return { to3dim( m.x ), to3dim( m.y ), Vector3<T>::plusZ() };
}
 
template <typename T>
[[nodiscard]] inline Matrix2<T> to2dim( const Matrix3<T> & m )
{
    return { to2dim( m.x ), to2dim( m.y ) };
}
 
template <typename T>
[[nodiscard]] inline AffineXf3<T> to3dim( const AffineXf2<T> & xf )
{
    return { to3dim( xf.A ), to3dim( xf.b ) };
}
 
template <typename T>
[[nodiscard]] inline AffineXf2<T> to2dim( const AffineXf3<T> & xf )
{
    return { to2dim( xf.A ), to2dim( xf.b ) };
}

 
}