vector4 Struct Reference

4 component vector More...

#include <3dmath.h>

List of all members.

Public Member Functions
	vector4 (float _x=0, float _y=0, float _z=0, float _w=1)
	Constructor.
	vector4 (const float *v)
	Constructor.
	vector4 (const vector4 &v)
	Copy constructor.
	vector4 (const vector3 &v, float _w)
	Constructor.
vector4 &	operator= (const vector4 &v)
	Assignment operator.
float	operator[] (unsigned i) const
	Get component.
vector4	operator* (float f) const
	Scalar multiply operator.
vector4 &	operator*= (float f)
	Multiply assignment operator.
bool	operator== (const vector4 &v) const
	Equal operator.
bool	operator!= (const vector4 &v) const
	Notequal operator.
wxString	ToString () const
	Get string.
vector4 *	Clone () const
	Get copy of instance.
Public Attributes
union {
struct {
float   x
	Components.
float   y
float   z
float   w
}
float   _v [4]
	Components.
};
Friends
vector4	operator* (float f, const vector4 &v)
	Scalar multiply operator.
std::ostream &	operator<< (std::ostream &os, const vector4 &v)
	Output stream operator.

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Detailed Description

4 component vector

Definition at line 251 of file 3dmath.h.

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Constructor & Destructor Documentation

vector4::vector4	(	float	_x = 0,
		float	_y = 0,
		float	_z = 0,
		float	_w = 1
	)			[inline]

Constructor.

Definition at line 265 of file 3dmath.h.

: x(_x), y(_y), z(_z), w(_w)       {}

vector4::vector4

(

const float *

v

)

[inline]

Constructor.

Definition at line 267 of file 3dmath.h.

: x(v[0]), y(v[1]), z(v[2]), w(v[3])      {}

vector4::vector4

(

const vector4 &

v

)

[inline]

Copy constructor.

Definition at line 269 of file 3dmath.h.

: x(v.x), y(v.y), z(v.z), w(v.w)          {}

vector4::vector4	(	const vector3 &	v,
		float	_w
	)			[inline]

Constructor.

Definition at line 271 of file 3dmath.h.

: x(v.x), y(v.y), z(v.z), w(_w)    {}

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Member Function Documentation

vector4& vector4::operator=

(

const vector4 &

v

)

[inline]

Assignment operator.

Definition at line 274 of file 3dmath.h.

       {
              x = v.x;
              y = v.y;
              z = v.z;
              w = v.w;
              return *this;
       }

float vector4::operator[]

(

unsigned

i

)

const [inline]

Get component.

Definition at line 284 of file 3dmath.h.

       {
              return _v[i];
       }

vector4 vector4::operator*

(

float

f

)

const [inline]

Scalar multiply operator.

Definition at line 290 of file 3dmath.h.

       {
              return vector4(f*x, f*y, f*z, f*w);
       }

vector4& vector4::operator*=

(

float

f

)

[inline]

Multiply assignment operator.

Definition at line 302 of file 3dmath.h.

       {
              x *= f;
              y *= f;
              z *= f;
              w *= f;
              return *this;
       }

bool vector4::operator==

(

const vector4 &

v

)

const [inline]

Equal operator.

Definition at line 312 of file 3dmath.h.

       {
              return (x == v.x) && ( y == v.y) && (z == v.z) && (w == v.w);
       }

bool vector4::operator!=

(

const vector4 &

v

)

const [inline]

Notequal operator.

Definition at line 318 of file 3dmath.h.

       {
              return (x != v.x) || ( y != v.y) || (z != v.z) || (w != v.w);
       }

wxString vector4::ToString

(

)

const [inline]

Get string.

Definition at line 324 of file 3dmath.h.

       {
              return wxString(wxT("(")) << x << wxT(", ") << y << wxT(", ") << z << wxT(", ") << w << wxT(")");
       }

vector4* vector4::Clone

(

)

const [inline]

Get copy of instance.

Definition at line 336 of file 3dmath.h.

       {
              return new vector4(*this);
       }

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Friends And Related Function Documentation

vector4 operator*	(	float	f,
		const vector4 &	v
	)			[friend]

Scalar multiply operator.

Definition at line 296 of file 3dmath.h.

       {
              return vector4(f*v.x, f*v.y, f*v.z, f*v.w);
       }

std::ostream& operator<<	(	std::ostream &	os,
		const vector4 &	v
	)			[friend]

Output stream operator.

Definition at line 330 of file 3dmath.h.

       {
              return os << "(" << v.x << ", " << v.y << ", " << v.z << ", " << v.w << ")";
       }

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Member Data Documentation

float vector4::x

Components.

Definition at line 258 of file 3dmath.h.

float vector4::y

Definition at line 258 of file 3dmath.h.

float vector4::z

Definition at line 258 of file 3dmath.h.

float vector4::w

Definition at line 258 of file 3dmath.h.

float vector4::_v[4]

Components.

Definition at line 261 of file 3dmath.h.

union { ... }

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The documentation for this struct was generated from the following file:

• /cygdrive/d/src/svn/vrut/trunk/core/src/3dmath.h