# Unigine::Math::ivec4 Struct

This class represents a vector of 4 integer components.

## ivec4 ( const __m128i& v ) #

Constructor. Initializes the vector using a __m128i variable.
Notice
We do not recommend to use this method unless you have a clear understanding of SSE2.

### Arguments

• const __m128i& v - All components of the vector in __m128d format

## ivec4 ( ) #

Default constructor. Produces a zero vector.

## ivec4 ( const ivec4& v ) #

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

### Arguments

• const ivec4& v - Source vector.

## ivec4 ( int x, int y, int z, int w ) #

Constructor. Initializes the vector using given integer values.

### Arguments

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

## explicit ivec4 ( int v ) #

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

### Arguments

• int v - Scalar value.

## explicit ivec4 ( const vec4& v ) #

Constructor. Initializes the vector using a given vec4 source vector.

### Arguments

• const vec4& v - Source vector.

## explicit ivec4 ( const dvec4& v ) #

Constructor. Initializes the vector using a given dvec4 source vector.

### Arguments

• const dvec4& v - Source vector.

## explicit ivec4 ( const bvec4& v ) #

Constructor. Initializes the vector using a given bvec4 source vector.

### Arguments

• const bvec4& v - Source vector.

## explicit ivec4 ( const svec4& v ) #

Constructor. Initializes the vector using a given svec4 source vector.

### Arguments

• const svec4& v - Source vector.

## explicit ivec4 ( const int* v ) #

Constructor. Initializes the vector using a given pointer to the array of integer elements: x=v[0], y=v[1], z=v[2], w=v[3].

### Arguments

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

## ivec4 ( const ivec3& v ) #

Constructor. Initializes the vector using a given ivec3 source vector.

### Arguments

• const ivec3& v - Source vector.

## ivec4 ( const ivec2& v0, const ivec2& v1 ) #

Constructor. Initializes the vector using given ivec2 source vectors.

### Arguments

• const ivec2& v0 - Source vector for X and Y components.
• const ivec2& v1 - Source vector for Z and W components.

## ivec4 ( const ivec2& v, int z, int w ) #

Constructor. Initializes the vector using a given ivec2 source vector and two int values for Z and W components.

### Arguments

• const ivec2& v - Source vector for X and Y components.
• int z - Z component of the vector.
• int w - W component of the vector.

## ivec4 ( const ivec3& v, int w ) #

Constructor. Initializes the vector using a given ivec3 source vector and an int value for the W component.

### Arguments

• const ivec3& v - Source vector for X, Y and Z components.
• int w - W component of the vector.

## ivec4 ( int v, ConstexprTag ) #

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

### Arguments

• int v - Constant scalar value.
• ConstexprTag - Auxiliary tag.

## ivec4 &abs ( ) #

Returns the absolute values of the vector components.

### Return value

Vector with absolute values.

## voidset ( int x_, int y_, int z_, int w_ ) #

Sets the vector by components.

### Arguments

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

## voidset ( const int* val ) #

Sets the vector using the array of integer elements: x=val[0], y=val[1], z=val[2], w=val[3].

### Arguments

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

## voidset ( int val ) #

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

### Arguments

• int val - Scalar value.

## voidset ( const ivec4& val ) #

Sets the vector equal to the specified source vector.

### Arguments

• const ivec4& val - Source vector.

## 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.

## voidget ( int* val ) const#

Gets the vector: val[0]=x, val[1]=y, val[2]=z, val[3]=w.

### Arguments

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

## intlength2 ( ) 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 *.

## ivec4 &operator*= ( int v ) #

Performs scalar multiplication.

### Arguments

• int v - Scalar value.

### Return value

Resulting vector.

## ivec4 &operator*= ( const ivec4& v ) #

Performs vector multiplication.

### Arguments

• const ivec4& v - Vector.

### Return value

Resulting vector.

## ivec4 &operator+= ( const ivec4& v ) #

### Arguments

• const ivec4& v - Vector.

### Return value

Resulting vector.

## ivec4operator- ( ) const#

Performs vector negation.

### Return value

Resulting vector.

## ivec4 &operator-= ( const ivec4& v ) #

Performs vector subtraction.

### Arguments

• const ivec4& v - Vector.

### Return value

Resulting vector.

## ivec4 &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)
``````ivec4 a = ivec4(6, 10, 11, 4);
a /= 2;
/*
Initial value of vector a:
a (6, 10, 11, 4)

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

## ivec4 &operator/= ( const ivec4& v ) #

Performs componentwise integer division of vectors.

### Arguments

• const ivec4& v - Vector.

### Return value

Resulting vector.

### Examples

Source code (UnigineScript)
``````ivec4 a, b;
a = ivec4(6, 10, 12, 3);
b = ivec4(2, 6, 5, 2);
a /= b;
/*
Initial values of vectors a and b:
a (6, 10, 12, 3)
b (2, 6, 5, 2)

a /= b;
Vector a after operation:
a (3, 1, 2, 1)``````

## ivec4 &operator<<= ( int v ) #

Performs componentwise left bit shift.

### Arguments

• int v - Shift amount.

### Return value

Resulting vector.

## ivec4 &operator= ( const __m128i& val ) #

Performs vector assignment. Destination vector = Source vector.
Notice
We do not recommend to use this method unless you have a clear understanding of SSE2.

### Arguments

• const __m128i& val - Source vector in the __m128i format.

## ivec4 &operator= ( const ivec4& val ) #

Performs vector assignment. Destination vector = Source vector.

### Arguments

• const ivec4& val - Source vector.

Result.

## ivec4 &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.

## intoperator[] ( int i ) const#

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

### Arguments

• int i - Vector item index.

Vector item.

## ivec4 &operator= ( int val ) #

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

### Arguments

• int val - Scalar value.

This vector.

## intmul ( ) const#

Multiplies the vector by the value of the specified argument.

### Return value

Vector multiplier.

## voidmul ( int v ) #

Multiplies the vector by the value of the specified argument.

### Arguments

• int v - An int multiplier.

## voidmul ( const ivec4& v ) #

Multiplies the vector by the value of the specified argument.

### Arguments

• const ivec4& v - Vector multiplier.

## voiddiv ( int v ) #

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

### Arguments

• int v - An int divisor value.

## voiddiv ( const ivec4& v ) #

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

### Arguments

• const ivec4& v - A ivec4 divisor value.

## voidsub ( int v ) #

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

### Arguments

• int v - Value.

## voidsub ( const ivec4& v ) #

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

### Arguments

• const ivec4& v - Value.

## ivec4 &operator-= ( int v ) #

Performs vector subtraction.

### Arguments

• int v - Value.

## intsum ( ) const#

Returns the sum of vector components.

## voidadd ( int v ) #

Performs addition of the specified value.

### Arguments

• int v - Value.

## voidadd ( const ivec4& v ) #

Performs addition of the specified value.

### Arguments

• const ivec4& v - Value.

## ivec4 &operator+= ( int v ) #

Performs addition of the specified value.

### Arguments

• int v - Value.

## voidshiftLeft ( int v ) #

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

### Arguments

• int v - Value.

## voidshiftLeft ( const ivec4& v ) #

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

### Arguments

• const ivec4& v - Value.

## ivec4 &operator<<= ( const ivec4& v ) #

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

### Arguments

• const ivec4& v - Value.

This vector.

## ivec4 &operator<<= ( int v ) #

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

### Arguments

• int v - Value.

This vector.

## voidshiftRight ( int v ) #

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

### Arguments

• int v - Value.

## voidshiftRight ( const ivec4& v ) #

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

### Arguments

• const ivec4& v - Value.

## ivec4 &operator>>= ( const ivec4& v ) #

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

### Arguments

• const ivec4& v - Value.

This vector.

## ivec4 &operator>>= ( int v ) #

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

### Arguments

• int v - Value.

This vector.

## intmax ( ) const#

Returns the maximum of all components.

## intmin ( ) const#

Returns the minimum of all components.

## unsigned inthash ( ) const#

Last update: 19.12.2023