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openvdb::OPENVDB_VERSION_NAME::math::Vec4< T > Class Template Reference

#include <Mat4.h>

+ Inheritance diagram for openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >:

Public Types

using value_type = T
 
using ValueType = T
 
- Public Types inherited from openvdb::OPENVDB_VERSION_NAME::math::Tuple< 4, T >
using value_type = T
 
using ValueType = T
 

Public Member Functions

 Vec4 ()
 Trivial constructor, the vector is NOT initialized. More...
 
 Vec4 (T val)
 Construct a vector all of whose components have the given value. More...
 
 Vec4 (T x, T y, T z, T w)
 Constructor with four arguments, e.g. Vec4f v(1,2,3,4);. More...
 
template<typename Source >
 Vec4 (Source *a)
 Constructor with array argument, e.g. float a[4]; Vec4f v(a);. More...
 
template<typename Source >
 Vec4 (const Tuple< 4, Source > &v)
 Conversion constructor. More...
 
template<typename Other >
 Vec4 (Other val, typename std::enable_if< std::is_arithmetic< Other >::value, Conversion >::type=Conversion{})
 Construct a vector all of whose components have the given value, which may be of an arithmetic type different from this vector's value type. More...
 
T & x ()
 Reference to the component, e.g. v.x() = 4.5f;. More...
 
T & y ()
 
T & z ()
 
T & w ()
 
x () const
 Get the component, e.g. float f = v.y();. More...
 
y () const
 
z () const
 
w () const
 
T * asPointer ()
 
const T * asPointer () const
 
T & operator() (int i)
 Alternative indexed reference to the elements. More...
 
operator() (int i) const
 Alternative indexed constant reference to the elements,. More...
 
Vec3< T > getVec3 () const
 Returns a Vec3 with the first three elements of the Vec4. More...
 
const Vec4< T > & init (T x=0, T y=0, T z=0, T w=0)
 
const Vec4< T > & setZero ()
 Set "this" vector to zero. More...
 
template<typename Source >
const Vec4< T > & operator= (const Vec4< Source > &v)
 Assignment operator. More...
 
bool eq (const Vec4< T > &v, T eps=static_cast< T >(1.0e-8)) const
 
Vec4< T > operator- () const
 Negation operator, for e.g. v1 = -v2;. More...
 
template<typename T0 , typename T1 >
const Vec4< T > & add (const Vec4< T0 > &v1, const Vec4< T1 > &v2)
 
template<typename T0 , typename T1 >
const Vec4< T > & sub (const Vec4< T0 > &v1, const Vec4< T1 > &v2)
 
template<typename T0 , typename T1 >
const Vec4< T > & scale (T0 scale, const Vec4< T1 > &v)
 
template<typename T0 , typename T1 >
const Vec4< T > & div (T0 scalar, const Vec4< T1 > &v)
 
dot (const Vec4< T > &v) const
 Dot product. More...
 
length () const
 Length of the vector. More...
 
lengthSqr () const
 
const Vec4< T > & exp ()
 
const Vec4< T > & log ()
 
sum () const
 Return the sum of all the vector components. More...
 
product () const
 Return the product of all the vector components. More...
 
bool normalize (T eps=static_cast< T >(1.0e-8))
 this = normalized this More...
 
Vec4< T > unit (T eps=0) const
 return normalized this, throws if null vector More...
 
Vec4< T > unit (T eps, T &len) const
 return normalized this and length, throws if null vector More...
 
Vec4< T > unitSafe () const
 return normalized this, or (1, 0, 0, 0) if this is null vector More...
 
template<typename S >
const Vec4< T > & operator*= (S scalar)
 Multiply each element of this vector by scalar. More...
 
template<typename S >
const Vec4< T > & operator*= (const Vec4< S > &v1)
 Multiply each element of this vector by the corresponding element of the given vector. More...
 
template<typename S >
const Vec4< T > & operator/= (S scalar)
 Divide each element of this vector by scalar. More...
 
template<typename S >
const Vec4< T > & operator/= (const Vec4< S > &v1)
 Divide each element of this vector by the corresponding element of the given vector. More...
 
template<typename S >
const Vec4< T > & operator+= (S scalar)
 Add scalar to each element of this vector. More...
 
template<typename S >
const Vec4< T > & operator+= (const Vec4< S > &v1)
 Add each element of the given vector to the corresponding element of this vector. More...
 
template<typename S >
const Vec4< T > & operator-= (S scalar)
 Subtract scalar from each element of this vector. More...
 
template<typename S >
const Vec4< T > & operator-= (const Vec4< S > &v1)
 Subtract each element of the given vector from the corresponding element of this vector. More...
 
- Public Member Functions inherited from openvdb::OPENVDB_VERSION_NAME::math::Tuple< 4, T >
 Tuple ()
 Default ctor. Does nothing. More...
 
 Tuple (Tuple const &src)
 Copy constructor. Used when the class signature matches exactly. More...
 
 Tuple (Tuple< src_size, src_valtype > const &src)
 Conversion constructor. More...
 
Tupleoperator= (Tuple const &src)
 Assignment operator. More...
 
T operator[] (int i) const
 
Toperator[] (int i)
 
std::string str () const
 
void write (std::ostream &os) const
 
void read (std::istream &is)
 
bool isNan () const
 True if a Nan is present in this tuple. More...
 
bool isInfinite () const
 True if an Inf is present in this tuple. More...
 
bool isFinite () const
 True if no Nan or Inf values are present. More...
 
bool isZero () const
 True if all elements are exactly zero. More...
 
void toV (S *v) const
 Copies this tuple into an array of a compatible type. More...
 
value_typeasV ()
 Exposes the internal array. Be careful when using this function. More...
 
value_type constasV () const
 Exposes the internal array. Be careful when using this function. More...
 

Static Public Member Functions

static unsigned numRows ()
 
static unsigned numColumns ()
 
static unsigned numElements ()
 
static Vec4< T > zero ()
 Predefined constants, e.g. Vec4f v = Vec4f::xNegAxis();. More...
 
static Vec4< T > origin ()
 
static Vec4< T > ones ()
 

Additional Inherited Members

- Static Public Attributes inherited from openvdb::OPENVDB_VERSION_NAME::math::Tuple< 4, T >
static const int size
 
- Protected Attributes inherited from openvdb::OPENVDB_VERSION_NAME::math::Tuple< 4, T >
T mm [SIZE]
 

Detailed Description

template<typename T>
class openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >

Definition at line 51 of file Mat4.h.

Member Typedef Documentation

template<typename T>
using openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::value_type = T

Definition at line 54 of file Vec4.h.

template<typename T>
using openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::ValueType = T

Definition at line 55 of file Vec4.h.

Constructor & Destructor Documentation

template<typename T>
openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::Vec4 ( )
inline

Trivial constructor, the vector is NOT initialized.

Definition at line 58 of file Vec4.h.

template<typename T>
openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::Vec4 ( val)
inlineexplicit

Construct a vector all of whose components have the given value.

Definition at line 61 of file Vec4.h.

template<typename T>
openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::Vec4 ( x,
y,
z,
w 
)
inline

Constructor with four arguments, e.g. Vec4f v(1,2,3,4);.

Definition at line 64 of file Vec4.h.

template<typename T>
template<typename Source >
openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::Vec4 ( Source *  a)
inline

Constructor with array argument, e.g. float a[4]; Vec4f v(a);.

Definition at line 74 of file Vec4.h.

template<typename T>
template<typename Source >
openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::Vec4 ( const Tuple< 4, Source > &  v)
inlineexplicit

Conversion constructor.

Definition at line 84 of file Vec4.h.

template<typename T>
template<typename Other >
openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::Vec4 ( Other  val,
typename std::enable_if< std::is_arithmetic< Other >::value, Conversion >::type  = Conversion{} 
)
inlineexplicit

Construct a vector all of whose components have the given value, which may be of an arithmetic type different from this vector's value type.

Type conversion warnings are suppressed.

Definition at line 96 of file Vec4.h.

Member Function Documentation

template<typename T>
template<typename T0 , typename T1 >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::add ( const Vec4< T0 > &  v1,
const Vec4< T1 > &  v2 
)
inline

this = v1 + v2 "this", v1 and v2 need not be distinct objects, e.g. v.add(v1,v);

Definition at line 177 of file Vec4.h.

template<typename T>
T* openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::asPointer ( )
inline

Definition at line 114 of file Vec4.h.

template<typename T>
const T* openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::asPointer ( ) const
inline

Definition at line 115 of file Vec4.h.

template<typename T>
template<typename T0 , typename T1 >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::div ( T0  scalar,
const Vec4< T1 > &  v 
)
inline

Definition at line 215 of file Vec4.h.

template<typename T>
T openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::dot ( const Vec4< T > &  v) const
inline

Dot product.

Definition at line 226 of file Vec4.h.

template<typename T>
bool openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::eq ( const Vec4< T > &  v,
eps = static_cast<T>(1.0e-8) 
) const
inline

Test if "this" vector is equivalent to vector v with tolerance of eps

Definition at line 156 of file Vec4.h.

template<typename T>
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::exp ( )
inline

Return a reference to itself after the exponent has been applied to all the vector components.

Definition at line 253 of file Vec4.h.

template<typename T>
Vec3<T> openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::getVec3 ( ) const
inline

Returns a Vec3 with the first three elements of the Vec4.

Definition at line 124 of file Vec4.h.

template<typename T>
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::init ( x = 0,
y = 0,
z = 0,
w = 0 
)
inline

"this" vector gets initialized to [x, y, z, w], calling v.init(); has same effect as calling v = Vec4::zero();

Definition at line 128 of file Vec4.h.

template<typename T>
T openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::length ( void  ) const
inline

Length of the vector.

Definition at line 233 of file Vec4.h.

template<typename T>
T openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::lengthSqr ( ) const
inline

Squared length of the vector, much faster than length() as it does not involve square root

Definition at line 245 of file Vec4.h.

template<typename T>
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::log ( )
inline

Return a reference to itself after log has been applied to all the vector components.

Definition at line 264 of file Vec4.h.

template<typename T>
bool openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::normalize ( eps = static_cast<T>(1.0e-8))
inline

this = normalized this

Definition at line 286 of file Vec4.h.

template<typename T>
static unsigned openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::numColumns ( )
inlinestatic

Definition at line 411 of file Vec4.h.

template<typename T>
static unsigned openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::numElements ( )
inlinestatic

Definition at line 412 of file Vec4.h.

template<typename T>
static unsigned openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::numRows ( )
inlinestatic

Definition at line 410 of file Vec4.h.

template<typename T>
static Vec4<T> openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::ones ( )
inlinestatic

Definition at line 417 of file Vec4.h.

template<typename T>
T& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::operator() ( int  i)
inline

Alternative indexed reference to the elements.

Definition at line 118 of file Vec4.h.

template<typename T>
T openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::operator() ( int  i) const
inline

Alternative indexed constant reference to the elements,.

Definition at line 121 of file Vec4.h.

template<typename T>
template<typename S >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::operator*= ( scalar)
inline

Multiply each element of this vector by scalar.

Definition at line 322 of file Vec4.h.

template<typename T>
template<typename S >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::operator*= ( const Vec4< S > &  v1)
inline

Multiply each element of this vector by the corresponding element of the given vector.

Definition at line 333 of file Vec4.h.

template<typename T>
template<typename S >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::operator+= ( scalar)
inline

Add scalar to each element of this vector.

Definition at line 367 of file Vec4.h.

template<typename T>
template<typename S >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::operator+= ( const Vec4< S > &  v1)
inline

Add each element of the given vector to the corresponding element of this vector.

Definition at line 378 of file Vec4.h.

template<typename T>
Vec4<T> openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::operator- ( ) const
inline

Negation operator, for e.g. v1 = -v2;.

Definition at line 165 of file Vec4.h.

template<typename T>
template<typename S >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::operator-= ( scalar)
inline

Subtract scalar from each element of this vector.

Definition at line 389 of file Vec4.h.

template<typename T>
template<typename S >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::operator-= ( const Vec4< S > &  v1)
inline

Subtract each element of the given vector from the corresponding element of this vector.

Definition at line 400 of file Vec4.h.

template<typename T>
template<typename S >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::operator/= ( scalar)
inline

Divide each element of this vector by scalar.

Definition at line 345 of file Vec4.h.

template<typename T>
template<typename S >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::operator/= ( const Vec4< S > &  v1)
inline

Divide each element of this vector by the corresponding element of the given vector.

Definition at line 356 of file Vec4.h.

template<typename T>
template<typename Source >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::operator= ( const Vec4< Source > &  v)
inline

Assignment operator.

Definition at line 143 of file Vec4.h.

template<typename T>
static Vec4<T> openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::origin ( )
inlinestatic

Definition at line 416 of file Vec4.h.

template<typename T>
T openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::product ( ) const
inline

Return the product of all the vector components.

Definition at line 280 of file Vec4.h.

template<typename T>
template<typename T0 , typename T1 >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::scale ( T0  scale,
const Vec4< T1 > &  v 
)
inline

this = scalar*v, v need not be a distinct object from "this", e.g. v.scale(1.5,v1);

Definition at line 204 of file Vec4.h.

template<typename T>
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::setZero ( )
inline

Set "this" vector to zero.

Definition at line 135 of file Vec4.h.

template<typename T>
template<typename T0 , typename T1 >
const Vec4<T>& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::sub ( const Vec4< T0 > &  v1,
const Vec4< T1 > &  v2 
)
inline

this = v1 - v2 "this", v1 and v2 need not be distinct objects, e.g. v.sub(v1,v);

Definition at line 191 of file Vec4.h.

template<typename T>
T openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::sum ( ) const
inline

Return the sum of all the vector components.

Definition at line 274 of file Vec4.h.

template<typename T>
Vec4<T> openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::unit ( eps = 0) const
inline

return normalized this, throws if null vector

Definition at line 297 of file Vec4.h.

template<typename T>
Vec4<T> openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::unit ( eps,
T &  len 
) const
inline

return normalized this and length, throws if null vector

Definition at line 304 of file Vec4.h.

template<typename T>
Vec4<T> openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::unitSafe ( ) const
inline

return normalized this, or (1, 0, 0, 0) if this is null vector

Definition at line 314 of file Vec4.h.

template<typename T>
T& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::w ( )
inline

Definition at line 106 of file Vec4.h.

template<typename T>
T openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::w ( ) const
inline

Definition at line 112 of file Vec4.h.

template<typename T>
T& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::x ( )
inline

Reference to the component, e.g. v.x() = 4.5f;.

Definition at line 103 of file Vec4.h.

template<typename T>
T openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::x ( ) const
inline

Get the component, e.g. float f = v.y();.

Definition at line 109 of file Vec4.h.

template<typename T>
T& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::y ( )
inline

Definition at line 104 of file Vec4.h.

template<typename T>
T openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::y ( ) const
inline

Definition at line 110 of file Vec4.h.

template<typename T>
T& openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::z ( )
inline

Definition at line 105 of file Vec4.h.

template<typename T>
T openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::z ( ) const
inline

Definition at line 111 of file Vec4.h.

template<typename T>
static Vec4<T> openvdb::OPENVDB_VERSION_NAME::math::Vec4< T >::zero ( )
inlinestatic

Predefined constants, e.g. Vec4f v = Vec4f::xNegAxis();.

Definition at line 415 of file Vec4.h.


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