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Ivanov #1

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2 changes: 0 additions & 2 deletions CMakeLists.txt
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Expand Up @@ -14,8 +14,6 @@ include_directories(include)

enable_testing()

set(SOURCES src/vector.cpp)

add_executable(test_vector tests/test_vector.cpp ${SOURCES})

add_test(NAME ${PROJECT_NAME} COMMAND test_vector)
2 changes: 2 additions & 0 deletions README.md
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@@ -1,2 +1,4 @@
# vector
Linear space element representation
[![Build status](https://ci.appveyor.com/api/projects/status/5hqdicdrxuhkt958/branch/ivanov?svg=true)](https://ci.appveyor.com/project/Alexalexlxl/vector/branch/ivanov)
[![Build Status](https://travis-ci.org/Alexalexlxl/vector.svg?branch=ivanov)](https://travis-ci.org/Alexalexlxl/vector)
201 changes: 160 additions & 41 deletions include/vector.h
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Expand Up @@ -2,49 +2,168 @@
#define VECTOR_H

class Vector {
public:
const static unsigned long n = 3;

Vector();

explicit Vector(double);

Vector(const Vector &);

Vector &operator=(const Vector &);

double operator[](unsigned long i) const;

double &operator[](unsigned long i);

Vector &operator+=(const Vector &);

Vector &operator-=(const Vector &);

Vector &operator*=(double);

Vector &operator/=(double);

friend bool operator==(const Vector &, const Vector &);

friend Vector operator+(const Vector &, const Vector &);

friend Vector operator-(const Vector &, const Vector &);

friend Vector operator*(const Vector &, double);

friend Vector operator*(double, const Vector &);

friend Vector operator/(const Vector &, double);

friend double operator^(const Vector &, const Vector &);

Vector operator-() const;

public:
const static unsigned long n = 3;

Vector()
{
for (unsigned long i = 0; i < n; i++)
{
coords_[i] = 0;
}
};

explicit Vector(double number)
{
for (unsigned long i = 0; i < n; i++)
{
coords_[i] = number;
}
};

Vector(const Vector &other)
{
for (unsigned long i = 0; i < n; i++)
{
coords_[i] = other.coords_[i];
}
};

Vector &operator=(const Vector &other)
{
for (unsigned long i = 0; i < n; i++)
{
coords_[i] = other.coords_[i];
}
return *this;
};

double operator[](unsigned long i) const
{
return coords_[i];
};

double &operator[](unsigned long i)
{
return coords_[i];
};

Vector &operator+=(const Vector &other)
{
for (unsigned long i = 0; i < n; i++)
{
coords_[i] += other.coords_[i];
}
return *this;
};

Vector &operator-=(const Vector &other)
{
for (unsigned long i = 0; i < n; i++)
{
coords_[i] -= other.coords_[i];
}
return *this;
};

Vector &operator*=(double number)
{
for (unsigned long i = 0; i < n; i++)
{
coords_[i] *= number;
}
return *this;
};

Vector &operator/=(double number)
{
for (unsigned long i = 0; i < n; i++)
{
coords_[i] /= number;
}
return *this;
};

friend bool operator==(const Vector &lhs, const Vector &rhs)
{
for (unsigned long i = 0; i < n; ++i)
{
if (lhs.coords_[i] != rhs.coords_[i])
{
return false;
}
}
return true;
};

friend Vector operator+(const Vector &our, const Vector &other)
{
Vector Vector_return(our);
return Vector_return += other;
};

friend Vector operator-(const Vector &our, const Vector &other)
{
Vector Vector_return(our);
return Vector_return -= other;
};

friend Vector operator*(const Vector &our, double number)
{
Vector Vector_return(our);
return Vector_return *= number;
};

friend Vector operator*(double number, const Vector &our)
{
Vector Vector_return(our);
return Vector_return *= number;
};

friend Vector operator/(const Vector &our, double number)
{
Vector Vector_return(our);
return Vector_return /= number;
};

friend std::ostream &operator<<(std::ostream &stream, const Vector &v)
{
for (unsigned long i = 0; i < n; i++)
{
stream<<v.coords_[i]<<" ";
}
return stream;
};

friend double operator^(const Vector &our, const Vector &other)
{
double sum_return = 0;
for (unsigned long i = 0; i < n; i++)
{
sum_return = sum_return + our.coords_[i]*other.coords_[i];;
}
return sum_return;
};

Vector operator-()const
{
Vector Vector_return;
for (unsigned long i = 0; i < n; i++)
{
Vector_return.coords_[i] = (-1)*coords_[i] ;
}
return Vector_return;
};

private:
double coords_[n];
double coords_[n];

}; // class Vector

bool operator!=(const Vector &, const Vector &);
bool operator!=(const Vector &our, const Vector &other)
{
return !(our == other);
};

#endif // VECTOR_H
#endif // VECTOR_H