C++程序  |  65行  |  1.76 KB

/*
    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.
*/

#ifndef FloatPoint3D_h
#define FloatPoint3D_h

namespace WebCore {

class FloatPoint;

class FloatPoint3D {
public:
    FloatPoint3D();
    FloatPoint3D(float x, float y, float z);
    FloatPoint3D(const FloatPoint&);

    float x() const { return m_x; }
    void setX(float x) { m_x = x; }

    float y() const { return m_y; }
    void setY(float y) { m_y = y; }

    float z() const { return m_z; }
    void setZ(float z) { m_z = z; }

    void normalize();

private:
    float m_x;
    float m_y;
    float m_z;
};

inline bool operator==(const FloatPoint3D& a, const FloatPoint3D& b)
{
    return a.x() == b.x() && a.y() == b.y() && a.z() == b.z();
}

inline bool operator!=(const FloatPoint3D& a, const FloatPoint3D& b)
{
    return a.x() != b.x() || a.y() != b.y() || a.z() != b.z();
}

} // namespace WebCore

#endif // FloatPoint3D_h