blob: fa3519971e230a27a5c6552f5466a89fadefeb6c [file] [log] [blame]
 // Copyright (c) 2012 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "cobalt/math/point3_f.h" #include "base/strings/stringprintf.h" namespace cobalt { namespace math { std::string Point3F::ToString() const { return base::StringPrintf("%f,%f,%f", x_, y_, z_); } Point3F operator+(const Point3F& lhs, const Vector3dF& rhs) { float x = lhs.x() + rhs.x(); float y = lhs.y() + rhs.y(); float z = lhs.z() + rhs.z(); return Point3F(x, y, z); } // Subtract a vector from a point, producing a new point offset by the vector's // inverse. Point3F operator-(const Point3F& lhs, const Vector3dF& rhs) { float x = lhs.x() - rhs.x(); float y = lhs.y() - rhs.y(); float z = lhs.z() - rhs.z(); return Point3F(x, y, z); } // Subtract one point from another, producing a vector that represents the // distances between the two points along each axis. Vector3dF operator-(const Point3F& lhs, const Point3F& rhs) { float x = lhs.x() - rhs.x(); float y = lhs.y() - rhs.y(); float z = lhs.z() - rhs.z(); return Vector3dF(x, y, z); } } // namespace math } // namespace cobalt