osg::Vec4f Class Reference

List of all members.

Public Types

enum  { num_components = 4 }
typedef float value_type

Public Member Functions

 Vec4f ()
 Vec4f (value_type x, value_type y, value_type z, value_type w)
 Vec4f (const Vec3f &v3, value_type w)
bool operator== (const Vec4f &v) const
bool operator!= (const Vec4f &v) const
bool operator< (const Vec4f &v) const
value_typeptr ()
const value_typeptr () const
void set (value_type x, value_type y, value_type z, value_type w)
value_typeoperator[] (unsigned int i)
value_type operator[] (unsigned int i) const
value_typex ()
value_typey ()
value_typez ()
value_typew ()
value_type x () const
value_type y () const
value_type z () const
value_type w () const
value_typer ()
value_typeg ()
value_typeb ()
value_typea ()
value_type r () const
value_type g () const
value_type b () const
value_type a () const
unsigned int asABGR () const
unsigned int asRGBA () const
bool valid () const
bool isNaN () const
value_type operator* (const Vec4f &rhs) const
Vec4f operator* (value_type rhs) const
Vec4foperator*= (value_type rhs)
Vec4f operator/ (value_type rhs) const
Vec4foperator/= (value_type rhs)
Vec4f operator+ (const Vec4f &rhs) const
Vec4foperator+= (const Vec4f &rhs)
Vec4f operator- (const Vec4f &rhs) const
Vec4foperator-= (const Vec4f &rhs)
const Vec4f operator- () const
value_type length () const
value_type length2 () const
value_type normalize ()

Public Attributes

value_type _v [4]


Detailed Description

General purpose float quad. Uses include representation of color coordinates. No support yet added for float * Vec4f - is it necessary? Need to define a non-member non-friend operator* etc. Vec4f * float is okay

Member Typedef Documentation

typedef float osg::Vec4f::value_type

Type of Vec class.


Member Enumeration Documentation

anonymous enum

Number of vector components.

Enumerator:
num_components 


Constructor & Destructor Documentation

osg::Vec4f::Vec4f (  )  [inline]

References _v.

Referenced by operator*(), operator+(), operator-(), and operator/().

osg::Vec4f::Vec4f ( value_type  x,
value_type  y,
value_type  z,
value_type  w 
) [inline]

References _v.

osg::Vec4f::Vec4f ( const Vec3f v3,
value_type  w 
) [inline]

References _v.


Member Function Documentation

bool osg::Vec4f::operator== ( const Vec4f v  )  const [inline]

References _v.

bool osg::Vec4f::operator!= ( const Vec4f v  )  const [inline]

References _v.

bool osg::Vec4f::operator< ( const Vec4f v  )  const [inline]

References _v.

value_type* osg::Vec4f::ptr (  )  [inline]

References _v.

const value_type* osg::Vec4f::ptr (  )  const [inline]

References _v.

void osg::Vec4f::set ( value_type  x,
value_type  y,
value_type  z,
value_type  w 
) [inline]

value_type& osg::Vec4f::operator[] ( unsigned int  i  )  [inline]

References _v.

value_type osg::Vec4f::operator[] ( unsigned int  i  )  const [inline]

References _v.

value_type& osg::Vec4f::x (  )  [inline]

value_type& osg::Vec4f::y (  )  [inline]

value_type& osg::Vec4f::z (  )  [inline]

value_type& osg::Vec4f::w (  )  [inline]

value_type osg::Vec4f::x (  )  const [inline]

References _v.

value_type osg::Vec4f::y (  )  const [inline]

References _v.

value_type osg::Vec4f::z (  )  const [inline]

References _v.

value_type osg::Vec4f::w (  )  const [inline]

References _v.

value_type& osg::Vec4f::r (  )  [inline]

References _v.

value_type& osg::Vec4f::g (  )  [inline]

References _v.

value_type& osg::Vec4f::b (  )  [inline]

References _v.

value_type& osg::Vec4f::a (  )  [inline]

References _v.

value_type osg::Vec4f::r (  )  const [inline]

References _v.

value_type osg::Vec4f::g (  )  const [inline]

References _v.

value_type osg::Vec4f::b (  )  const [inline]

References _v.

value_type osg::Vec4f::a (  )  const [inline]

References _v.

unsigned int osg::Vec4f::asABGR (  )  const [inline]

References _v, and osg::clampTo().

unsigned int osg::Vec4f::asRGBA (  )  const [inline]

References _v, and osg::clampTo().

bool osg::Vec4f::valid (  )  const [inline]

References isNaN().

Referenced by osgTerrain::Layer::getValidValue().

bool osg::Vec4f::isNaN (  )  const [inline]

References _v, and osg::isNaN().

Referenced by valid().

value_type osg::Vec4f::operator* ( const Vec4f rhs  )  const [inline]

Dot product.

References _v.

Vec4f osg::Vec4f::operator* ( value_type  rhs  )  const [inline]

Multiply by scalar.

References _v, and Vec4f().

Vec4f& osg::Vec4f::operator*= ( value_type  rhs  )  [inline]

Unary multiply by scalar.

References _v.

Vec4f osg::Vec4f::operator/ ( value_type  rhs  )  const [inline]

Divide by scalar.

References _v, and Vec4f().

Vec4f& osg::Vec4f::operator/= ( value_type  rhs  )  [inline]

Unary divide by scalar.

References _v.

Vec4f osg::Vec4f::operator+ ( const Vec4f rhs  )  const [inline]

Binary vector add.

References _v, and Vec4f().

Vec4f& osg::Vec4f::operator+= ( const Vec4f rhs  )  [inline]

Unary vector add. Slightly more efficient because no temporary intermediate object.

References _v.

Vec4f osg::Vec4f::operator- ( const Vec4f rhs  )  const [inline]

Binary vector subtract.

References _v, and Vec4f().

Vec4f& osg::Vec4f::operator-= ( const Vec4f rhs  )  [inline]

Unary vector subtract.

References _v.

const Vec4f osg::Vec4f::operator- (  )  const [inline]

Negation operator. Returns the negative of the Vec4f.

References _v, and Vec4f().

value_type osg::Vec4f::length (  )  const [inline]

Length of the vector = sqrt( vec . vec )

References _v.

Referenced by normalize().

value_type osg::Vec4f::length2 ( void   )  const [inline]

Length squared of the vector = vec . vec

References _v.

value_type osg::Vec4f::normalize (  )  [inline]

Normalize the vector so that it has length unity. Returns the previous length of the vector.

References _v, and length().


Member Data Documentation


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

Generated on Sat Mar 20 12:34:00 2010 for openscenegraph by  doxygen 1.5.6