dust3d/dust3d/base/position_key.cc

67 lines
2.1 KiB
C++

/*
* Copyright (c) 2016-2021 Jeremy HU <jeremy-at-dust3d dot org>. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include <dust3d/base/position_key.h>
namespace dust3d
{
long PositionKey::m_toIntFactor = 100000;
PositionKey::PositionKey(const Vector3 &v) :
PositionKey(v.x(), v.y(), v.z())
{
}
PositionKey::PositionKey(double x, double y, double z)
{
m_intX = (long)(x * m_toIntFactor);
m_intY = (long)(y * m_toIntFactor);
m_intZ = (long)(z * m_toIntFactor);
}
bool PositionKey::operator<(const PositionKey &right) const
{
if (m_intX < right.m_intX)
return true;
if (m_intX > right.m_intX)
return false;
if (m_intY < right.m_intY)
return true;
if (m_intY > right.m_intY)
return false;
if (m_intZ < right.m_intZ)
return true;
if (m_intZ > right.m_intZ)
return false;
return false;
}
bool PositionKey::operator==(const PositionKey &right) const
{
return m_intX == right.m_intX &&
m_intY == right.m_intY &&
m_intZ == right.m_intZ;
}
}