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Warning! This version of documentation is OUTDATED, as it describes an older SDK version! Please switch to the documentation for the latest SDK version.
Warning! This version of documentation describes an old SDK version which is no longer supported! Please upgrade to the latest SDK version.

Unigine::ivec2 Struct

Header:#include <UnigineMathLib.h>

This class represents a vector of 2 integer components.

ivec2 Class

Members


ivec2()

Default constructor. Produces a zero vector.

ivec2(const ivec2 & v)

Constructor. Initializes the vector by copying a given source vector.

Arguments

  • const ivec2 & v - Source vector.

ivec2(int x, int y)

Constructor. Initializes the vector using given integer values.

Arguments

  • int x - X component of the vector.
  • int y - Y component of the vector.

Examples

Source code (UnigineScript)
ivec2(2, 3);
/*
Creates a vector (2, 3)
*/

explicit ivec2(int v)

Constructor. Initializes the vector using a given scalar value: x=v, y=v.

Arguments

  • int v - Scalar value.

Examples

Source code (UnigineScript)
ivec2(1);
/*
Creates a vector (1, 1)
*/

explicit ivec2(const vec2 & v)

Constructor. Initializes the vector using a given vec2 source vector.

Arguments

  • const vec2 & v - Source vector.

explicit ivec2(const dvec2 & v)

Constructor. Initializes the vector using a given dvec2 source vector.

Arguments

  • const dvec2 & v - Source vector.

explicit ivec2(const int * v)

Constructor. Initializes the vector using a given pointer to the array of integer elements: x=v[0], y=v[1].

Arguments

  • const int * v - Pointer to the array of integer elements.

void set(int x_, int y_)

Sets the vector by components.

Arguments

  • int x_ - X component of the vector.
  • int y_ - Y component of the vector.

void set(const int * val)

Sets the vector using the array of integer elements: x=val[0], y=val[1].

Arguments

  • const int * val - Pointer to the array of integer elements.

void set(const ivec2 & val)

Sets the vector equal to the specified source vector.

Arguments

  • const ivec2 & val - Source vector.

void set(int val)

Sets the vector components equal to specified scalar value: x=val, y=val.

Arguments

  • int val - Scalar value.

int * get()

Returns the pointer to the vector.

Return value

Pointer to the vector.

const int * get() const

Returns the constant pointer to the vector.

Return value

Pointer to the vector.

void get(int * val)

Gets the vector: val[0]=x, val[1]=y.

Arguments

  • int * val - Pointer to the array of integer elements.

int length2()

Returns the squared length of the vector.

Return value

Squared length of the vector.

const int * operator const int *()

Performs type conversion to const int *.

const void * operator const void *()

Performs type conversion to const void *.

int * operator int *()

Performs type conversion to int *.

void * operator void *()

Performs type conversion to void *.

ivec2 & operator*=(int val)

Performs scalar multiplication.

Arguments

  • int val - Scalar value.

Return value

Resulting vector.

ivec2 & operator*=(const ivec2 & val)

Performs vector multiplication.

Arguments

  • const ivec2 & val - Vector.

Return value

Resulting vector.

ivec2 & operator+=(const ivec2 & val)

Performs vector addition.

Arguments

  • const ivec2 & val - Vector.

Return value

Resulting vector.

ivec2 operator-() const

Performs vector negation.

Return value

Resulting vector.

ivec2 & operator-=(const ivec2 & val)

Performs vector subtraction.

Arguments

  • const ivec2 & val - Vector.

Return value

Resulting vector.

ivec2 & operator/=(int val)

Performs componentwise integer division of the vector by the scalar.

Arguments

  • int val - Scalar value.

Return value

Resulting vector.

Examples

Source code (UnigineScript)
ivec2 a = ivec2(6, 10);
a /= 2;
/*
Initial value of vector a:
	a (6, 10)

	a /= 2;
Vector a after operation:	
	a (3, 5)	
*/

ivec2 & operator/=(const ivec2 & val)

Performs componentwise integer division of vectors.

Arguments

  • const ivec2 & val - Vector.

Return value

Resulting vector.

Examples

Source code (UnigineScript)
ivec2 a, b;
a = ivec2(6, 10);
b = ivec2(2, 6);
a /= b;
/*
Initial values of vectors a and b:
	a (6, 10)
	b (2, 6)

	a /= b;
Vector a after operation:	
	a (3, 1)

ivec2 & operator<<=(int val)

Performs componentwise left bit shift.

Arguments

  • int val - Shift amount.

Return value

Resulting vector.

ivec2 & operator=(const ivec2 & val)

Performs vector assignment. Destination vector = Source vector.

Arguments

  • const ivec2 & val - Source vector.

Return value

Result.

ivec2 & operator>>=(int val)

Performs componentwise right bit shift.

Arguments

  • int val - Shift amount.

Return value

Resulting vector.

int & operator[](int i)

Performs array access to the vector item reference by using given item index.

Arguments

  • int i - Vector item index.

Return value

Vector item reference.

int operator[](int i) const

Performs array access to the vector item by using given item index.

Arguments

  • int i - Vector item index.

Return value

Vector item.

ivec2 ONE

Description

Vector, filled with ones (1).

ivec2 ZERO

Description

Vector, filled with zeros (0).
Last update: 2017-10-20
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