xbmc/utils/Vector.h

   1 /*
   2  *  Copyright (C) 2012-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #pragma once
  10
  11 class CVector
  12 {
  13 public:
  14   CVector() = default;
  15   constexpr CVector(float xCoord, float yCoord):x(xCoord), y(yCoord) {}
  16
  17   constexpr CVector operator+(const CVector &other) const
  18   {
  19     return CVector(x + other.x, y + other.y);
  20   }
  21
  22   constexpr CVector operator-(const CVector &other) const
  23   {
  24     return CVector(x - other.x, y - other.y);
  25   }
  26
  27   CVector& operator+=(const CVector &other);
  28   CVector& operator-=(const CVector &other);
  29
  30   constexpr float scalar(const CVector &other) const
  31   {
  32     return x * other.x + y * other.y;
  33   }
  34
  35   float length() const;
  36
  37   float x = 0;
  38   float y = 0;
  39 };