Ray

Object Hierarchy:

Description:

[ CCode ( cname = "graphene_ray_t" , copy_function = "g_boxed_copy" , free_function = "g_boxed_free" , type_id = "graphene_ray_get_type ()" ) ]
[ Version ( since = "1.4" ) ]
public struct Ray

A ray emitted from an origin in a given direction.

The contents of the `graphene_ray_t` structure are private, and should not be modified directly.

Namespace: Graphene

Package: graphene-gobject-1.0

Content:

Methods:

public bool equal (Ray b)
Checks whether the two given Ray are equal.
public Point3D get_closest_point_to_point (Point3D p)
Computes the point on the given Ray that is closest to the given point p.
public Vec3 get_direction ()
Retrieves the direction of the given Ray.
public float get_distance_to_plane (Plane p)
Computes the distance of the origin of the given Ray from the given plane.
public float get_distance_to_point (Point3D p)
Computes the distance of the closest approach between the given Ray this and the point p.
public Point3D get_origin ()
Retrieves the origin of the given Ray.
public Point3D get_position_at (float t)
Retrieves the coordinates of a point at the distance t along the given Ray.
public unowned Ray? init (Point3D? origin, Vec3? direction)
Initializes the given Ray using the given origin and direction values.
public unowned Ray? init_from_ray (Ray src)
Initializes the given Ray using the origin and direction values of another Ray.
public unowned Ray? init_from_vec3 (Vec3? origin, Vec3? direction)
Initializes the given Ray using the given vectors.
public RayIntersectionKind intersect_box (Box b, out float t_out)
Intersects the given Ray this with the given Box b.
public RayIntersectionKind intersect_sphere (Sphere s, out float t_out)
Intersects the given Ray this with the given Sphere s.
public RayIntersectionKind intersect_triangle (Triangle t, out float t_out)
Intersects the given Ray this with the given Triangle t.
public bool intersects_box (Box b)
Checks whether the given Ray this intersects the given Box b.
public bool intersects_sphere (Sphere s)
Checks if the given Ray this intersects the given Sphere s.
public bool intersects_triangle (Triangle t)
Checks whether the given Ray this intersects the given Triangle b.