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Unigine::Math::ivec2 Struct

Header: #include <UnigineMathLibIVec2.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.

ivec2 ( int v, ConstexprTag ) #

Arguments

  • int v
  • ConstexprTag

ivec2 & abs ( ) #

Returns the absolute values of the vector components.

Return value

Vector with absolute values.

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 ) const#

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

Arguments

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

int length2 ( ) const#

Returns the squared length of the vector.

Return value

Squared length of the vector.

const int * operator const int * ( ) const#

Performs type conversion to const int *.

const void * operator const void * ( ) const#

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 v ) #

Performs scalar multiplication.

Arguments

  • int v - Scalar value.

Return value

Resulting vector.

ivec2 & operator*= ( const ivec2& v ) #

Performs vector multiplication.

Arguments

  • const ivec2& v - Vector.

Return value

Resulting vector.

ivec2 & operator+= ( const ivec2& v ) #

Performs vector addition.

Arguments

  • const ivec2& v - Vector.

Return value

Resulting vector.

ivec2 operator- ( ) const#

Performs vector negation.

Return value

Resulting vector.

ivec2 & operator-= ( const ivec2& v ) #

Performs vector subtraction.

Arguments

  • const ivec2& v - Vector.

Return value

Resulting vector.

ivec2 & operator/= ( int v ) #

Performs componentwise integer division of the vector by the scalar.

Arguments

  • int v - 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& v ) #

Performs componentwise integer division of vectors.

Arguments

  • const ivec2& v - 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 v ) #

Performs componentwise left bit shift.

Arguments

  • int v - 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 v ) #

Performs componentwise right bit shift.

Arguments

  • int v - 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.

int mul ( ) const#

Multiplies the vector by the value of the specified argument.

Return value

Vector multiplier.

void mul ( int v ) #

Multiplies the vector by the value of the specified argument.

Arguments

  • int v - An int multiplier.

void mul ( const ivec2& v ) #

Multiplies the vector by the value of the specified argument.

Arguments

  • const ivec2& v - Vector multiplier.

void div ( int v ) #

Returns the result of division of the vector by the value of the specified arguments.

Arguments

  • int v - An int divisor value.

void div ( const ivec2& v ) #

Returns the result of division of the vector by the value of the specified arguments.

Arguments

  • const ivec2& v - A ivec2 divisor value.

void sub ( int v ) #

Subtracts each element of the specified argument from the corresponding element.

Arguments

  • int v - Value.

void sub ( const ivec2& v ) #

Subtracts each element of the specified argument from the corresponding element.

Arguments

  • const ivec2& v - Value.

ivec2 & operator-= ( int v ) #

Performs vector subtraction.

Arguments

  • int v - Value.

int sum ( ) const#

Returns the sum of vector components.

void add ( int v ) #

Performs addition of the specified value.

Arguments

  • int v - Value.

void add ( const ivec2& v ) #

Performs addition of the specified value.

Arguments

  • const ivec2& v - Value.

ivec2 & operator+= ( int v ) #

Performs addition of the specified value.

Arguments

  • int v - Value.

void shiftLeft ( int v ) #

Bitwise left shift by a specific value. Both components are shifted by this value.

Arguments

  • int v - Value.

void shiftLeft ( const ivec2& v ) #

Bitwise left shift by a specific value. Both components are shifted by the value's corresponding component.

Arguments

  • const ivec2& v - Value.

ivec2 & operator<<= ( const ivec2& v ) #

Bitwise left shift by a specific value. Both components are shifted by the value's corresponding component.

Arguments

  • const ivec2& v - Value.

Return value

This vector.

ivec2 & operator<<= ( int v ) #

Bitwise left shift by a specific value. Both components are shifted by this value.

Arguments

  • int v - Value.

Return value

This vector.

void shiftRight ( int v ) #

Bitwise right shift by a specific value. Both components are shifted by this value.

Arguments

  • int v - Value.

void shiftRight ( const ivec2& v ) #

Bitwise right shift by a specific value. Both components are shifted by the value's corresponding component.

Arguments

  • const ivec2& v - Value.

ivec2 & operator>>= ( const ivec2& v ) #

Bitwise right shift by a specific value. Both components are shifted by the value's corresponding component.

Arguments

  • const ivec2& v - Value.

Return value

This vector.

ivec2 & operator>>= ( int v ) #

Bitwise right shift by a specific value. Both components are shifted by this value.

Arguments

  • int v - Value.

Return value

This vector.

int max ( ) const#

Returns the maximum of X and Y components.

int min ( ) const#

Returns the minimum of X and Y components.
Last update: 2021-08-24
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