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Diffstat (limited to 'src/Data/Vector.cpp')
-rw-r--r-- | src/Data/Vector.cpp | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/src/Data/Vector.cpp b/src/Data/Vector.cpp new file mode 100644 index 0000000..ad17447 --- /dev/null +++ b/src/Data/Vector.cpp @@ -0,0 +1,83 @@ +/* + * Vector.cpp + * + * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de> + * + * 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/>. + */ + +#include "Vector.h" +#include <cmath> + +namespace ZoomEdit { +namespace Data { + +float Vector::lengthSq() const { + return x*x + y*y + z*z; +} + +float Vector::length() const { + return std::sqrt(lengthSq()); +} + +Vector Vector::operator+(const Vector &v) const { + return Vector(x + v.x, y + v.y, z + v.z); +} + +Vector Vector::operator-(const Vector &v) const { + return Vector(x - v.x, y - v.y, z - v.z); +} + +Vector Vector::operator*(float f) const { + return Vector(x*f, y*f, z*f); +} + +Vector Vector::operator/(float f) const { + return Vector(x/f, y/f, z/f); +} + +Vector& Vector::operator+=(const Vector &v) { + x += v.x; + y += v.y; + z += v.z; + + return *this; +} + +Vector& Vector::operator-=(const Vector &v) { + x -= v.x; + y -= v.y; + z -= v.z; + + return *this; +} + +Vector& Vector::operator*=(float f) { + x *= f; + y *= f; + z *= f; + + return *this; +} + +Vector& Vector::operator/=(float f) { + x /= f; + y /= f; + z /= f; + + return *this; +} + +} +} |