/* | |
Copyright (C) 2004, 2005, 2006 Nikolas Zimmermann <wildfox@kde.org> | |
2004, 2005 Rob Buis <buis@kde.org> | |
2005 Eric Seidel <eric@webkit.org> | |
This library is free software; you can redistribute it and/or | |
modify it under the terms of the GNU Library General Public | |
License as published by the Free Software Foundation; either | |
version 2 of the License, or (at your option) any later version. | |
This library is distributed in the hope that it will be useful, | |
but WITHOUT ANY WARRANTY; without even the implied warranty of | |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
Library General Public License for more details. | |
You should have received a copy of the GNU Library General Public License | |
aint with this library; see the file COPYING.LIB. If not, write to | |
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
Boston, MA 02110-1301, USA. | |
*/ | |
#include "config.h" | |
#include <math.h> | |
#include "FloatPoint.h" | |
#include "FloatPoint3D.h" | |
namespace WebCore { | |
FloatPoint3D::FloatPoint3D() | |
: m_x(0) | |
, m_y(0) | |
, m_z(0) | |
{ | |
} | |
FloatPoint3D::FloatPoint3D(float x, float y, float z) | |
: m_x(x) | |
, m_y(y) | |
, m_z(z) | |
{ | |
} | |
FloatPoint3D::FloatPoint3D(const FloatPoint& p) | |
: m_x(p.x()) | |
, m_y(p.y()) | |
, m_z(0) | |
{ | |
} | |
void FloatPoint3D::normalize() | |
{ | |
float length = sqrtf(m_x * m_x + m_y * m_y + m_z * m_z); | |
if (length != 0) { | |
m_x /= length; | |
m_y /= length; | |
m_z /= length; | |
} | |
} | |
} // namespace WebCore | |