Dim3.h

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// Copyright (c) 2018 the Talvos developers. All rights reserved.
//
// This file is distributed under a three-clause BSD license. For full license
// terms please see the LICENSE file distributed with this source code.


#ifndef TALVOS_DIM3_H
#define TALVOS_DIM3_H

#include <cstdint>
#include <iosfwd>

namespace talvos
{

class Dim3
{
public:
  union
  {
    struct
    {
      uint32_t X, Y, Z;
    };
    uint32_t Data[3];
  };

  Dim3() : X(1), Y(1), Z(1) {}

  Dim3(uint32_t X, uint32_t Y, uint32_t Z) : X(X), Y(Y), Z(Z) {}

  Dim3(const uint32_t Data[3]) : X(Data[0]), Y(Data[1]), Z(Data[2]) {}

  Dim3 operator+(const Dim3 &D) const { return {X + D.X, Y + D.Y, Z + D.Z}; }

  Dim3 operator*(const Dim3 &D) const { return {X * D.X, Y * D.Y, Z * D.Z}; }

  Dim3 operator%(const Dim3 &D) const { return {X % D.X, Y % D.Y, Z % D.Z}; }

  bool operator==(const Dim3 &D) const
  {
    return X == D.X && Y == D.Y && Z == D.Z;
  }

  uint32_t &operator[](unsigned i) { return Data[i]; }

  const uint32_t &operator[](unsigned i) const { return Data[i]; }

  friend std::ostream &operator<<(std::ostream &Stream, const Dim3 &D);
};

} // namespace talvos

#endif