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# Unigine::Unigine::ivec4 Struct

This class represents a vector of 4 integer components.

## ivec4(const __m128i & v)

### Arguments

• const __m128i & v

## 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 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.

## 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)

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()

Returns the squared length of the vector.

### Return value

Squared length of the vector.

## __m128ioperator __m128i()

Performs type conversion to __m128i.

## 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 *.

## ivec4 &operator*=(int val)

Performs scalar multiplication.

### Arguments

• int val - Scalar value.

### Return value

Resulting vector.

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

Performs vector multiplication.

### Arguments

• const ivec4 & val - Vector.

### Return value

Resulting vector.

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

### Arguments

• const ivec4 & val - Vector.

### Return value

Resulting vector.

## ivec4operator-() const

Performs vector negation.

### Return value

Resulting vector.

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

Performs vector subtraction.

### Arguments

• const ivec4 & val - Vector.

### Return value

Resulting vector.

## ivec4 &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)
``````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 & val)

Performs componentwise integer division of vectors.

### Arguments

• const ivec4 & val - 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 val)

Performs componentwise left bit shift.

### Arguments

• int val - Shift amount.

### Return value

Resulting vector.

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

### Arguments

• const __m128i & val

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

Performs vector assignment. Destination vector = Source vector.

### Arguments

• const ivec4 & val - Source vector.

Result.

## ivec4 &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.

## intoperator[](int i) const

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

### Arguments

• int i - Vector item index.

Vector item.

## voidsse(const __m128i & val)

### Arguments

• const __m128i & val

## ivec4 ONE

### Description

Vector, filled with ones (1).

## ivec4 ZERO

### Description

Vector, filled with zeros (0).
Last update: 04.06.2018