Revision 1cdee0c7e71701c3e78177e495547697174d4280 authored by Wenqing Wang on 04 June 2021, 13:30:32 UTC, committed by Wenqing Wang on 13 July 2021, 14:29:55 UTC
1 parent c8a9492
CoordinateSystem.h
/**
* \file
* \copyright
* Copyright (c) 2012-2021, OpenGeoSys Community (http://www.opengeosys.org)
* Distributed under a Modified BSD License.
* See accompanying file LICENSE.txt or
* http://www.opengeosys.org/project/license
*/
#pragma once
#include <cmath>
#include "GeoLib/AABB.h"
namespace MeshLib
{
class Element;
/**
* \brief Coordinate system type
*/
struct CoordinateSystemType final
{
enum type
{
X = 0x01,
Y = 0x02,
Z = 0x04
};
};
/**
* \brief Coordinate systems
*
*
*/
class CoordinateSystem final
{
public:
/// User provided coordinate system
explicit CoordinateSystem(unsigned char coord) : _type(coord) {}
/// Decides for a given element
explicit CoordinateSystem(const Element& ele);
/// Decides a coordinate system from a bounding box
explicit CoordinateSystem(const GeoLib::AABB& bbox)
: _type(getCoordinateSystem(bbox))
{
}
/// get this coordinate type
unsigned char getType() const { return _type; }
/// get dimension size
unsigned getDimension() const
{
if (hasZ())
{
return 3;
}
if (hasY())
{
return 2;
}
return 1;
}
/// has X dimension
bool hasX() const { return (_type & CoordinateSystemType::type::X) != 0; }
/// has Y dimension
bool hasY() const { return (_type & CoordinateSystemType::type::Y) != 0; }
/// has z dimension
bool hasZ() const { return (_type & CoordinateSystemType::type::Z) != 0; }
private:
unsigned char getCoordinateSystem(const GeoLib::AABB& bbox) const;
unsigned char _type;
};
} // namespace MeshLib
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