#include "CastorUtils/PrecompiledHeader.hpp"

#include "CastorUtils/SphericalVertex.hpp"

using namespace Castor;

SphericalVertex :: SphericalVertex( real p_radius, real p_phi, real p_theta)
	:	m_rRadius	( p_radius)
	,	m_rPhi		( p_phi)
	,	m_rTheta	( p_theta)
{
}

SphericalVertex :: SphericalVertex( SphericalVertex const & p_sphericalVertex)
	:	m_rRadius	( p_sphericalVertex.m_rRadius)
	,	m_rPhi		( p_sphericalVertex.m_rPhi)
	,	m_rTheta	( p_sphericalVertex.m_rTheta)
{
}

SphericalVertex :: SphericalVertex( SphericalVertex && p_sphericalVertex )
	:	m_rRadius	( 0	)
	,	m_rPhi		( 0	)
	,	m_rTheta	( 0	)
{
	m_rRadius	= std::move( p_sphericalVertex.m_rRadius	);
	m_rPhi		= std::move( p_sphericalVertex.m_rPhi		);
	m_rTheta	= std::move( p_sphericalVertex.m_rTheta		);

	p_sphericalVertex.m_rRadius	= 0;
	p_sphericalVertex.m_rPhi	= 0;
	p_sphericalVertex.m_rTheta	= 0;
}

SphericalVertex & SphericalVertex :: operator =( SphericalVertex const & p_sphericalVertex)
{
	m_rRadius	= p_sphericalVertex.m_rRadius;
	m_rPhi		= p_sphericalVertex.m_rPhi;
	m_rTheta	= p_sphericalVertex.m_rTheta;
	return * this;
}

SphericalVertex & SphericalVertex :: operator =( SphericalVertex && p_sphericalVertex)
{
	if (this != & p_sphericalVertex)
	{
		m_rRadius	= std::move( p_sphericalVertex.m_rRadius	);
		m_rPhi		= std::move( p_sphericalVertex.m_rPhi		);
		m_rTheta	= std::move( p_sphericalVertex.m_rTheta		);

		p_sphericalVertex.m_rRadius	= 0;
		p_sphericalVertex.m_rPhi	= 0;
		p_sphericalVertex.m_rTheta	= 0;
	}

	return * this;
}

SphericalVertex :: SphericalVertex( Point3r const & p_vertex )
{
	m_rRadius = real( point::distance( p_vertex ) );
	m_rPhi = acos( p_vertex[2] / m_rRadius );
	real l_dTmp = m_rRadius * sin( m_rPhi );

	if (l_dTmp == 0.0 || p_vertex[0] - l_dTmp < 0.001)
	{
		m_rTheta = asin( p_vertex[1] / l_dTmp);
	}
	else
	{
		m_rTheta = acos( p_vertex[0] / l_dTmp);
	}
}

SphericalVertex :: ~SphericalVertex()
{
}