Unigine::Unigine::dvec4 Struct

Vector of 4 double components.

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

dvec4 Class

Members

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dvec4(const hvec4 & v)

Arguments

• const hvec4 & v

dvec4()

Default constructor that produces a zero vector.

dvec4(const dvec4 & v)

Initialization by a vector.

Arguments

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

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.

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.

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 dvec4(double v)

Initialization by a scalar.

Arguments

• double v - The value of the scalar.

explicit 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 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 dvec4(const vec4 & v)

Initialization by a vector.

Arguments

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

explicit dvec4(const ivec4 & v)

Initialization by a vector of integer components.

Arguments

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

explicit dvec4(const bvec4 & v)

Initialization by a vector of byte components.

Arguments

• const bvec4 & v - The value of the vector.

explicit dvec4(const double * v)

Initialization by a pointer to the vector.

Arguments

• const double * v - Pointer to the vector.

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.

void set(const double * val)

Set vector.

Arguments

• const double * val - Pointer to the vector.

void set(const dvec4 & val)

Arguments

• const dvec4 & val

void set(const dvec3 & val, double w_)

Arguments

• const dvec3 & val
• double w_

void set(double val)

Arguments

• double val

void set(const dvec2 & val, double z_, double w_)

Arguments

• const dvec2 & val
• double z_
• double w_

void get(double * val) const

Get vector.

Arguments

• double * val - Pointer to the vector.

double * get()

Get a pointer to the vector.

Return value

Pointer to the vector.

const double * get() const

Get a constant pointer to the vector.

Return value

Pointer to the vector.

double length()

double length2()

dvec4 & normalize()

dvec4 & normalize3()

const double * operator const double *()

const void * operator const void *()

double * operator double *()

void * operator void *()

dvec4 & operator*=(double val)

Scalar multiplication.

Arguments

• double val - The value of the scalar.

Return value

The resulting vector.

dvec4 & operator*=(const dvec4 & val)

Vector multiplication.

Arguments

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

Return value

The resulting vector.

dvec4 & operator+=(const dvec4 & val)

Vector addition.

Arguments

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

Return value

The resulting vector.

dvec4 operator-() const

Vector negation.

Return value

The resulting vector.

dvec4 & operator-=(const dvec4 & val)

Vector subtraction.

Arguments

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

Return value

The resulting vector.

dvec4 & operator/=(const dvec4 & val)

Arguments

• const dvec4 & val

dvec4 & operator/=(double val)

Arguments

• double val

dvec4 & operator=(const dvec4 & val)

Arguments

• const dvec4 & val

double & operator[](int i)

Array access.

Arguments

• int i - Array item index.

Return value

The array item.

double operator[](int i) const

Constant array access.

Arguments

• int i - Array item index.

Return value

The array item.

void sse(const __m128d & v0, const __m128d & v1)

Arguments

• const __m128d & v0
• const __m128d & v1

__m128d sse0()

void sse0(const __m128d & val)

Arguments

• const __m128d & val

void sse1(const __m128d & val)

Arguments

• const __m128d & val

__m128d sse1()

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int EPS

int INF

int ONE

int ZERO