Unigine::Unigine::dvec3 Struct

Vector of 3 double components.

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

dvec3 Class

Members

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dvec3(const hvec3 & v)

Arguments

• const hvec3 & v

dvec3()

Default constructor that produces a zero vector.

dvec3(const dvec3 & v)

Initialization by a vector.

Arguments

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

dvec3(const dvec2 & v, double z)

Initialization by a vector and a scalar.

Arguments

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

dvec3(double x, double y, double z)

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.

explicit dvec3(double v)

Initialization by a scalar: x=v, y=v, z=v.

Arguments

• double v - The value of the vector.

explicit dvec3(const dvec2 & v)

Initialization by a vector of two double components: x=v.x, y=v.y, z=0.0.

Arguments

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

explicit dvec3(const dvec4 & v)

Initialization by a vector of four double components: x=v.x, y=v.y, z=v.z.

Arguments

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

explicit dvec3(const vec3 & v)

Initialization by a vector.

Arguments

• const vec3 & v - The value of the vector.

explicit dvec3(const ivec3 & v)

Initialization by a vector of integer components.

Arguments

• const ivec3 & v - The value of the vector.

explicit dvec3(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_)

Set vector.

Arguments

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

void set(const double * val)

Set vector.

Arguments

• const double * val - Pointer to the vector.

void set(const dvec2 & val, double z_)

Arguments

• const dvec2 & val
• double z_

void set(const dvec3 & val)

Arguments

• const dvec3 & val

void set(double val)

Arguments

• double val

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()

dvec3 & normalize()

const double * operator const double *()

const void * operator const void *()

double * operator double *()

void * operator void *()

dvec3 & operator*=(double val)

Scalar multiplication.

Arguments

• double val - The value of the scalar.

Return value

The resulting vector.

dvec3 & operator*=(const dvec3 & val)

Vector multiplication.

Arguments

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

Return value

The resulting vector.

dvec3 & operator+=(const dvec3 & val)

Vector addition.

Arguments

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

Return value

The resulting vector.

dvec3 operator-() const

Vector negation.

Return value

The resulting vector.

dvec3 & operator-=(const dvec3 & val)

Vector subtraction.

Arguments

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

Return value

The resulting vector.

dvec3 & operator/=(const dvec3 & val)

Arguments

• const dvec3 & val

dvec3 & operator/=(double val)

Arguments

• double val

dvec3 & operator=(const dvec3 & val)

Arguments

• const dvec3 & 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 BACK

int DOWN

int EPS

int FORWARD

int INF

int LEFT

int ONE

int RIGHT

int UP

int ZERO