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Unigine::dvec4 Struct

Vector of 4 double components.

To use this structure, include the UnigineMathLib.h file.

Unigine::dvec4 Structure

Members


UNIGINE_INLINE dvec4 ()

Default constructor that produces a zero vector.

UNIGINE_INLINE dvec4 (const dvec4 & v)

Initialization by a vector.

Arguments

  • const dvec4 & v - The value of the vector.

UNIGINE_INLINE dvec4 (const dvec2 & v, double z, double w)

Initialization by a vector and two scalars.

Arguments

  • const dvec2 & v - The value of the vector.
  • double z - Z component of the vector.
  • double w - W component of the vector.

UNIGINE_INLINE dvec4 (const dvec3 & v, double w)

Initialization by a vector and a scalar.

Arguments

  • const dvec3 & v - The value of the vector.
  • double w - W component of the vector.

UNIGINE_INLINE dvec4 (double x, double y, double z, double w)

Initialization by scalars.

Arguments

  • double x - X component of the vector.
  • double y - Y component of the vector.
  • double z - Z component of the vector.
  • double w - W component of the vector.

explicit UNIGINE_INLINE dvec4 (double v)

Initialization by a scalar.

Arguments

  • double v - The value of the scalar.

explicit UNIGINE_INLINE dvec4 (const dvec2 & v)

Initialization by a two component vector: x=v.x, y=v.y, z=0.0f, w=1.0.

Arguments

  • const dvec2 & v - The value of the vector.

explicit UNIGINE_INLINE dvec4 (const dvec3 & v)

Initialization by a three component vector: x=v.x, y=v.y, z=v.z, w=1.0.

Arguments

  • const dvec3 & v - The value of the vector.

explicit UNIGINE_INLINE dvec4 (const vec4 & v)

Initialization by a vector.

Arguments

  • const vec4 & v - The value of the vector.

explicit UNIGINE_INLINE dvec4 (const ivec4 & v)

Initialization by a vector of integer components.

Arguments

  • const ivec4 & v - The value of the vector.

explicit UNIGINE_INLINE dvec4 (const double * v)

Initialization by a pointer to the vector.

Arguments

  • const double * v - Pointer to the vector.

UNIGINE_INLINE dvec4 operator- () const

Vector negation.

Return value

The resulting vector.

UNIGINE_INLINE dvec4 & operator*= (double v)

Scalar multiplication.

Arguments

  • double v - The value of the scalar.

Return value

The resulting vector.

UNIGINE_INLINE dvec4 & operator*= (const dvec4 & v)

Vector multiplication.

Arguments

  • const dvec4 & v - The value of the vector.

Return value

The resulting vector.

UNIGINE_INLINE dvec4 & operator+= (const dvec4 & v)

Vector addition.

Arguments

  • const dvec4 & v - The value of the vector.

Return value

The resulting vector.

UNIGINE_INLINE dvec4 & operator-= (const dvec4 & v)

Vector subtraction.

Arguments

  • const dvec4 & v - The value of the vector.

Return value

The resulting vector.

UNIGINE_INLINE double & operator[] (int i)

Array access.

Arguments

  • int i - Array item index.

Return value

The array item.

UNIGINE_INLINE double operator[] (int i) const

Constant array access.

Arguments

  • int i - Array item index.

Return value

The array item.

UNIGINE_INLINE void set (double x_, double y_, double z_, double w_)

Set vector.

Arguments

  • double x_ - X component of the vector.
  • double y_ - Y component of the vector.
  • double z_ - Z component of the vector.
  • double w_ - W component of the vector.

UNIGINE_INLINE void set (const double * v)

Set vector.

Arguments

  • const double * v - Pointer to the vector.

UNIGINE_INLINE void get (double * v) const

Get vector.

Arguments

  • double * v - Pointer to the vector.

UNIGINE_INLINE double * get ()

Get a pointer to the vector.

Return value

Pointer to the vector.

UNIGINE_INLINE const double * get () const

Get a constant pointer to the vector.

Return value

Pointer to the vector.

Unigine::dvec4:: Union

union {
struct {
double x;
double y;
double z;
double w;
};
double v[4];
};
Last update: 2017-07-03
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