/////////////////////////////////////////////////////////////////////
// Created by Dan Andersson 2013
/////////////////////////////////////////////////////////////////////

#include "Point.h"
#include "OysterCollision3D.h"

using namespace ::Oyster::Collision3D;
using namespace ::Oyster::Math3D;

Point::Point( ) : ICollideable(Type_point)
{
	this->center = Float3::null;
}

Point::Point( const Float3 &pos ) : ICollideable(Type_point)
{
	this->center = pos;
}

Point::~Point( ) {}

Point & Point::operator = ( const Point &point )
{
	this->center = point.center;
	return *this;
}

::Utility::DynamicMemory::UniquePointer<ICollideable> Point::Clone( ) const
{
	return ::Utility::DynamicMemory::UniquePointer<ICollideable>( new Point(*this) );
}

bool Point::Intersects( const ICollideable &target ) const
{
	switch( target.type )
	{
	case Type_universe: return true;
	case Type_point: return Utility::Intersect( *this, *(Point*)&target );
	case Type_ray: return Utility::Intersect( *(Ray*)&target, *this, ((Ray*)&target)->collisionDistance );
	case Type_sphere: return Utility::Intersect( *(Sphere*)&target, *this );
	case Type_plane: return Utility::Intersect( *(Plane*)&target, *this );
	 //case Type_triangle: return false; // TODO: 
	case Type_box_axis_aligned: return Utility::Intersect( *(BoxAxisAligned*)&target, *this );
	case Type_box: return Utility::Intersect( *(Box*)&target, *this );
	case Type_frustrum: return false; // TODO: 
	default: return false;
	}
}

bool Point::Intersects( const ICollideable &target, const ::Oyster::Math::Float3 &worldPointOfContact ) const
{
	switch( target.type )
	{
	case Type_universe: return true;
	case Type_point: return Utility::Intersect( *this, *(Point*)&target, worldPointOfContact );
	case Type_ray: return Utility::Intersect( *this, *(Ray*)&target, ((Ray*)&target)->collisionDistance, worldPointOfContact );
	case Type_sphere: return Utility::Intersect( *this, *(Sphere*)&target, worldPointOfContact );
	case Type_plane: return Utility::Intersect( *(Plane*)&target, *this, worldPointOfContact );
	// case Type_triangle: return false; // TODO: 
	case Type_box_axis_aligned: return Utility::Intersect( *(BoxAxisAligned*)&target, *this, worldPointOfContact );
	case Type_box: return Utility::Intersect( *(Box*)&target, *this, worldPointOfContact );
	case Type_frustrum: return false; // TODO: 
	default: worldPointOfContact = NULL;
		return false;
	}
}

bool Point::Contains( const ICollideable &target ) const
{
	switch( target.type )
	{
	case Type_point: return Utility::Intersect( *this, *(Point*)&target );
	default: return false;
	}
}