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//********************************************
// Vector3d.h
//********************************************
// alliez@usc.edu
// Created : 10/12/97
// Modified : 19/01/98
//********************************************
#ifndef _VECTOR_3D_
#define _VECTOR_3D_
#include "Object3d.h"
class CVertex3d;
class CVector3d : public CObject3d
{
private :
// Geometry
float m_x;
float m_y;
float m_z;
public :
CVector3d() { m_x = m_y = m_z = 0.0f; }
virtual ~CVector3d();
// Constructors
CVector3d(const float x,const float y,const float z);
CVector3d(CVector3d &vector);
CVector3d(CVector3d *pVector);
CVector3d(CVertex3d *pVertex1,CVertex3d *pVertex2);
CVector3d(CVertex3d &vertex1,CVertex3d &vertex2);
// Debug
void Trace();
// Data setting
virtual int GetType();
void Clear(void);
void Set(CVector3d *pVector);
void Set(CVector3d &vector);
void Set(CVertex3d *pVertex1,CVertex3d *pVertex2);
void Set(const float x,const float y,const float z);
void Copy(CVector3d &vector);
void Copy(CVector3d *pVector);
// Per coordinate (explicit inline functions)
void x(float x) { m_x = x; }
void y(float y) { m_y = y; }
void z(float z) { m_z = z; }
// Data access (explicit inline functions)
float x(void) { return m_x; }
float y(void) { return m_y; }
float z(void) { return m_z; }
// Operators
CVector3d operator=(CVector3d& vector); // Setting
void operator+=(CVector3d* pVector);
void operator/=(float factor);
void operator*=(float factor);
void Inner(CVector3d& vector);
static CVector3d Inner(CVector3d* u,CVector3d* v); // Stupid c++
// Misc
void NormalizeL2(void);
void NormalizeL2(float value);
double GetNormL2(void);
double GetNormL2Square(void);
int Collinear(CVector3d *pVector);
int Collinear(CVector3d &vector);
void RotateXZ(float alpha);
};
// External operators
CVector3d operator+(CVector3d& u,CVector3d& v); // Add
CVector3d operator-(CVector3d& u,CVector3d& v); // Subtract
CVector3d operator^(CVector3d& u,CVector3d& v); // Inner
#endif // _VECTOR_3D_
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