2 // VECTOR.H - vector class definition
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4 // by James L. Hammons
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5 // (C) 2003 Underground Software
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15 vector(double a1=0.0, double b1=0.0, double c1=0.0, double a2=0.0, double b2=0.0, double c2=0.0);
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16 vector(const vector &v1, const vector &v2);
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17 vector& operator=(const vector &v);
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18 bool operator==(const vector &v);
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20 vector operator*(const vector &v); // Cross product: "this" x "v"
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21 vector operator+(const vector &v);
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22 vector operator-(const vector &v);
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23 double dot(const vector &v1, const vector &v2);
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24 double dot(const vector &v);
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25 double distance(const vector &v); // Pythagoras extended to 3 dimensions
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26 double length(void);
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27 void operator*=(const double &d);
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28 void operator/=(const double &d);
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29 void operator+=(const vector &v);
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30 void operator-=(const vector &v);
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31 vector operator*(const double &d); // Scale vector by amount
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32 void zero(const double epsilon);
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35 #endif // __VECTOR_H__
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