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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