Unigine::vec2 Struct
Vector of 2 float components.
To use this structure, include the UnigineMathLib.h file.
Unigine::vec2 Structure
Members
UNIGINE_DECLARE_USE_MEMORY UNIGINE_INLINE vec2 ()
Default constructor that produces a zero vector.UNIGINE_INLINE vec2 (const vec2 & v)
Initialization by a vector.Arguments
- const vec2 & v - The value of the vector.
UNIGINE_INLINE vec2 (float x, float y)
Initialization by scalars.Arguments
- float x - X component of the vector.
- float y - Y component of the vector.
explicit UNIGINE_INLINE vec2 (float v)
Initialization by a scalar: x=v, y=v.Arguments
- float v - The value of the vector.
explicit UNIGINE_INLINE vec2 (const vec3 & v)
Initialization by a four component vector: x=v.x, y=v.y.Arguments
- const vec3 & v - The value of the vector.
explicit UNIGINE_INLINE vec2 (const vec4 & v)
Initialization by a four component vector: x=v.x, y=v.y.Arguments
- const vec4 & v - The value of the vector.
explicit UNIGINE_INLINE vec2 (const dvec2 & v)
Initialization by a vector of double components.Arguments
- const dvec2 & v - The value of the vector.
explicit UNIGINE_INLINE vec2 (const ivec2 & v)
Initialization by a vector of integer components.Arguments
- const ivec2 & v - The value of the vector.
explicit UNIGINE_INLINE vec2 (const float * v)
Initialization by a pointer to the vector.Arguments
- const float * v - Pointer to the vector.
UNIGINE_INLINE vec2 operator- () const
Vector negation.Return value
The resulting vector.UNIGINE_INLINE vec2 & operator*= (float v)
Scalar multiplication.Arguments
- float v - The value of the scalar.
Return value
The resulting vector.UNIGINE_INLINE vec2 & operator*= (const vec2 & v)
Vector multiplication.Arguments
- const vec2 & v - The value of the vector.
Return value
The resulting vector.UNIGINE_INLINE vec2 & operator+= (const vec2 & v)
Vector addition.Arguments
- const vec2 & v - The value of the vector.
Return value
The resulting vector.UNIGINE_INLINE vec2 & operator-= (const vec2 & v)
Vector subtraction.Arguments
- const vec2 & v - The value of the vector.
Return value
The resulting vector.UNIGINE_INLINE float & operator[] (int i)
Array access.Arguments
- int i - Array item index.
Return value
The array item.UNIGINE_INLINE float operator[] (int i) const
Constant array access.Arguments
- int i - Array item index.
Return value
The array item.UNIGINE_INLINE void set (float x_, float y_)
Set vector.Arguments
- float x_ - X component of the vector.
- float y_ - Y component of the vector.
UNIGINE_INLINE void set (const float * v)
Set vector.Arguments
- const float * v - Pointer to the vector.
UNIGINE_INLINE void get (float * v) const
Get vector.Arguments
- float * v - Pointer to the vector.
UNIGINE_INLINE float * get ()
Get a pointer to the vector.Return value
Pointer to the vector.UNIGINE_INLINE const float * get () const
Get a constant pointer to the vector.Return value
Pointer to the vector.Unigine::vec2:: Union
union {
struct
{
float x;
float y;
};
float v[2];
};
Last update: 03.07.2017
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