p9fj35fl6/Gazebo_exercise/gazebo7_7.14.0_exercise/gazebo/math/Vector2i.hh

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/*
* Copyright (C) 2012 Open Source Robotics Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUint WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#ifndef _GAZEBO_VECTOR2I_HH_
#define _GAZEBO_VECTOR2I_HH_
#include <math.h>
#include <iostream>
#include <fstream>
#include <ignition/math/Vector2.hh>
#include "gazebo/util/system.hh"
namespace gazebo
{
namespace math
{
/// \addtogroup gazebo_math
/// \{
/// \class Vector2i Vector2i.hh math/gzmath.hh
/// \brief Generic integer x, y vector
class GZ_MATH_VISIBLE Vector2i
{
/// \brief Constructor
public: Vector2i();
/// \brief Constructor
/// \param[in] _x value along x
/// \param[in] _y value along y
public: Vector2i(const int &_x, const int &_y);
/// \brief Copy constructor
/// \param[in] _pt a point
public: Vector2i(const Vector2i &_pt);
/// \brief Copy constructor for ignition math
/// \param[in] _pt a point
public: Vector2i(const ignition::math::Vector2i &_pt);
/// \brief Destructor
public: virtual ~Vector2i();
/// \brief Calc distance to the given point
/// \param[in] _pt a point
/// \return the distance
public: int Distance(const Vector2i &_pt) const;
/// \brief Normalize the vector length
public: void Normalize();
/// \brief Set the contents of the vector
/// \param[in] _x value along x
/// \param[in] _y value along y
public: void Set(int _x, int _y);
/// \brief Return the cross product of this vector and _pt
/// \param[in] _pt the other vector
/// \return the product
public: Vector2i Cross(const Vector2i &_pt) const;
/// \brief Assignment operator
/// \param[in] _v the value
/// \return this
public: Vector2i &operator =(const Vector2i &_v);
/// \brief Assignment operator for ignition math
/// \param[in] _v the value
/// \return this
public: Vector2i &operator =(const ignition::math::Vector2i &_v);
/// \brief Assignment operator
/// \param[in] _value the value for x and y
/// \return this
public: const Vector2i &operator =(int _value);
/// \brief Addition operator
/// \param[in] _v the vector to add
/// \return the sum vector
public: Vector2i operator+(const Vector2i &_v) const;
/// \brief Addition assignment operator
/// \param[in] _v the vector to add
/// \return this
public: const Vector2i &operator+=(const Vector2i &_v);
/// \brief Subtraction operator
/// \param[in] _v the vector to substract
/// \return the result vector
public: Vector2i operator-(const Vector2i &_v) const;
/// \brief Subtraction operators
/// \param[in] _v the vector to substract
/// \return this
public: const Vector2i &operator-=(const Vector2i &_v);
/// \brief Division operator
/// \remarks this is an element wise division.
/// \param[in] _v the vector to divide
/// \return the result
public: const Vector2i operator/(const Vector2i &_v) const;
/// \brief Division operator
/// \remarks this is an element wise division.
/// \param[in] _v the vector to divide
/// \return this
public: const Vector2i &operator/=(const Vector2i &_v);
/// \brief Division operator
/// \remarks this is an element wise division.
/// \param[in] _v the vector to divide
/// \return the result
public: const Vector2i operator/(int _v) const;
/// \brief Division operator
/// \remarks this is an element wise division.
/// \param[in] _v the vector to divide
/// \result this
public: const Vector2i &operator/=(int _v);
/// \brief Multiplication operator
/// \remarks this is an element wise multiplication
/// \param[in] _v the vector
/// \return the result
public: const Vector2i operator*(const Vector2i &_v) const;
/// \brief Multiplication operators
/// \remarks this is an element wise multiplication
/// \param[in] _v the vector
/// \return this
public: const Vector2i &operator*=(const Vector2i &_v);
/// \brief Multiplication operator
/// \param[in] _v the scaling factor
/// \return the result
public: const Vector2i operator*(int _v) const;
/// \brief Multiplication operator
/// \param[in] _v scaling factor
/// \return this
public: const Vector2i &operator*=(int _v);
/// \brief Equality operator
/// \param _v the vector to compare with
/// \return true if component have the same values, false otherwise
public: bool operator ==(const Vector2i &_v) const;
/// \brief Equality operators
/// \param _v the vector to compare with
/// \return true if component have different values, false otherwise
public: bool operator!=(const Vector2i &_v) const;
/// \brief See if a point is finite (e.g., not nan)
/// \return the result
public: bool IsFinite() const;
/// \brief Array subscript operator
/// \param[in] _index the array index
public: int operator[](unsigned int _index) const;
/// \brief Convert this vector to ignition::math::Vector2i
/// \return Return an ignition::math::Vector2i representation of this
/// vector.
public: ignition::math::Vector2i Ign() const;
/// \brief x data
public: int x;
/// \brief y data
public: int y;
/// \brief Stream insertion operator
/// \param[in] _out output stream
/// \param[in] pt Vector2i to output
/// \return the stream
public: friend std::ostream &operator<<(std::ostream &_out,
const gazebo::math::Vector2i &_pt)
{
_out << _pt.x << " " << _pt.y;
return _out;
}
/// \brief Stream extraction operator
/// \param[in] _in input stream
/// \param[in] _pt Vector3 to read values into
/// \return The stream
public: friend std::istream &operator>>(std::istream &_in,
gazebo::math::Vector2i &_pt)
{
// Skip white spaces
_in.setf(std::ios_base::skipws);
_in >> _pt.x >> _pt.y;
return _in;
}
};
/// \}
}
}
#endif