Vec4

Vec4

Object Hierarchy:

Description:

[ CCode ( cname = "graphene_vec4_t" , copy_function = "g_boxed_copy" , free_function = "g_boxed_free" , type_id = "graphene_vec4_get_type ()" ) ]
public struct Vec4

A structure capable of holding a vector with four dimensions: x, y, z, and w.

The contents of the Vec4 structure are private and should never be accessed directly.

Namespace: Graphene

Package: graphene-gobject-1.0

Content:

Static methods:

public static unowned Vec4? one ()
Retrieves a pointer to a Vec4 with all its components set to 1.
public static unowned Vec4? w_axis ()
Retrieves a pointer to a Vec4 with its components set to (0, 0, 0, 1).
public static unowned Vec4? x_axis ()
Retrieves a pointer to a Vec4 with its components set to (1, 0, 0, 0).
public static unowned Vec4? y_axis ()
Retrieves a pointer to a Vec4 with its components set to (0, 1, 0, 0).
public static unowned Vec4? z_axis ()
Retrieves a pointer to a Vec4 with its components set to (0, 0, 1, 0).
public static unowned Vec4? zero ()
Retrieves a pointer to a Vec4 with all its components set to 0.

Methods:

public Vec4 add (Vec4 b)
Adds each component of the two given vectors.
public Vec4 divide (Vec4 b)
Divides each component of the first operand this by the corresponding component of the second operand b, and places the results into the vector res.
public float dot (Vec4 b)
Computes the dot product of the two given vectors.
public bool equal (Vec4 v2)
Checks whether the two given Vec4 are equal.
public float get_w ()
Retrieves the value of the fourth component of the given Vec4.
public float get_x ()
Retrieves the value of the first component of the given Vec4.
public Vec2 get_xy ()
Creates a Vec2 that contains the first two components of the given Vec4.
public Vec3 get_xyz ()
Creates a Vec3 that contains the first three components of the given Vec4.
public float get_y ()
Retrieves the value of the second component of the given Vec4.
public float get_z ()
Retrieves the value of the third component of the given Vec4.
public unowned Vec4? init (float x, float y, float z, float w)
Initializes a Vec4 using the given values.
public unowned Vec4? init_from_float (float[] src)
Initializes a Vec4 with the values inside the given array.
public unowned Vec4? init_from_vec2 (Vec2 src, float z, float w)
Initializes a Vec4 using the components of a Vec2 and the values of z and w.
public unowned Vec4? init_from_vec3 (Vec3 src, float w)
Initializes a Vec4 using the components of a Vec3 and the value of w.
public unowned Vec4? init_from_vec4 (Vec4 src)
Initializes a Vec4 using the components of another Vec4.
public Vec4 interpolate (Vec4 v2, double factor)
Linearly interpolates this and v2 using the given factor.
public float length ()
Computes the length of the given Vec4.
public Vec4 max (Vec4 b)
Compares each component of the two given vectors and creates a vector that contains the maximum values.
public Vec4 min (Vec4 b)
Compares each component of the two given vectors and creates a vector that contains the minimum values.
public Vec4 multiply (Vec4 b)
Multiplies each component of the two given vectors.
public bool near (Vec4 v2, float epsilon)
Compares the two given Vec4 vectors and checks whether their values are within the given epsilon.
public Vec4 negate ()
Negates the given Vec4.
public Vec4 normalize ()
Normalizes the given Vec4.
public Vec4 scale (float factor)
Multiplies all components of the given vector with the given scalar factor.
public Vec4 subtract (Vec4 b)
Subtracts from each component of the first operand this the corresponding component of the second operand b and places each result into the components of res.
public void to_float (ref float[] dest)
Stores the components of the given Vec4 into an array of floating point values.