www.pudn.com > Particles_OGL.zip > vector.h

#ifndef VECTOR_H 
#define VECTOR_H 
 
#include  
 
class CVector 
{ 
	public: 
	 
		// Constructors 
		CVector() : x(0.0f), y(0.0f), z(0.0f) {} 
		CVector(float xxx, float yyy, float zzz) : x(xxx), y(yyy), z(zzz) {} 
		 
		// Copy Constructor 
		CVector(const CVector &vec) : x(vec.x), y(vec.y), z(vec.z) {} 
 
		// Overloaded Operators 
		CVector& operator =(const CVector &vec); 
		CVector operator +(const CVector &vec) const; 
		CVector operator -(const CVector &vec) const; 
		CVector operator -() const; 
		void operator +=(const CVector &vec); 
		void operator -=(const CVector &vec); 
		bool operator ==(const CVector &vec) const; 
		bool operator !=(const CVector &vec) const; 
 
		// '*' will perform the dot product operation 
		// between two vectors 
		float operator *(const CVector &vec) const;  
 
		// Sets the CVector to the passed in values 
		void set(float xxx, float yyy, float zzz); 
		void set(const CVector &vec); 
 
		void negate(); // Negates the CVector 
		void normalize(); // Normalizes the CVector 
		void scale(float amt); // Scales the CVector by the amount passed in 
		 
		float magnitude() const; // Returns the magnitude of the CVector 
 
		// Cross product 
		void crossProduct(const CVector &vec, CVector &result) const; 
		CVector crossProduct(const CVector &vec) const; 
 
		// Public data 
		float x; 
		float y; 
		float z; 
}; 
 
// Typedef 
typedef CVector CPos; 
 
#endif