floatpoint.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef WINTERMUTE_FLOATPOINT_H
#define WINTERMUTE_FLOATPOINT_H

namespace Wintermute {

struct FloatPoint {
    float x;
    float y;
    FloatPoint() : x(0), y(0) {}
    FloatPoint(float x1, float y1) : x(x1), y(y1) {}
    bool operator==(const FloatPoint &p) const { return x == p.x && y == p.y; }
    bool operator!=(const FloatPoint  &p) const { return x != p.x || y != p.y; }
    FloatPoint operator+(const FloatPoint &delta) const { return FloatPoint (x + delta.x, y + delta.y); }
    FloatPoint operator-(const FloatPoint &delta) const { return FloatPoint (x - delta.x, y - delta.y); }

    FloatPoint& operator+=(const FloatPoint &delta) {
        x += delta.x;
        y += delta.y;
        return *this;
    }
    FloatPoint& operator-=(const FloatPoint &delta) {
        x -= delta.x;
        y -= delta.y;
        return *this;
    }
};

} // End of namespace Wintermute

#endif