49 lines
970 B
C
49 lines
970 B
C
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// KRVector3.h
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// gldemo
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//
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// Created by Kearwood Gilbert on 10-12-31.
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// Copyright 2010 Kearwood Software. All rights reserved.
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//
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#ifndef KRVECTOR3
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#define KRVECTOR3
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#include <math.h>
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class Vector3
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{
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public:
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float x, y, z;
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//default constructor
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Vector3(float X, float Y, float Z);
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~Vector3();
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//calculate and return the magnitude of this vector
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float GetMagnitude();
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//multiply this vector by a scalar
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Vector3 operator*(float num) const;
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//pass in a vector, pass in a scalar, return the product
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//friend Vector3 operator*(float num, Vector3 const &vec);
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//add two vectors
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Vector3 operator+(const Vector3 &vec) const;
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//subtract two vectors
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Vector3 operator-(const Vector3 &vec) const;
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//normalize this vector
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void normalize();
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//calculate and return dot product
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float dot(const Vector3 &vec) const;
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//calculate and return cross product
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Vector3 cross(const Vector3 &vec) const;
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};
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#endif
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