Struct Triangle3

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pub struct Triangle3 {
    pub points: [Vector3D; 3],
    pub normals: [Vector3D; 3],
    pub uvs: [Vector2D; 3],
    pub surface_data: Surface3Data,
}
Expand description

§3-D triangle geometry.

This class represents 3-D triangle geometry which extends Surface3 by overriding surface-related queries.

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§points: [Vector3D; 3]

Three points.

§normals: [Vector3D; 3]

Three normals.

§uvs: [Vector2D; 3]

Three UV coordinates.

§surface_data: Surface3Data

data from surface3

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impl Triangle3

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pub fn new_default( transform: Option<Transform3>, is_normal_flipped: Option<bool>, ) -> Triangle3

Constructs an empty triangle.

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pub fn new( points: [Vector3D; 3], normals: [Vector3D; 3], uvs: [Vector2D; 3], transform: Option<Transform3>, is_normal_flipped: Option<bool>, ) -> Triangle3

Constructs a triangle with given \p points, \p normals, and \p uvs.

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pub fn builder() -> Builder

Returns builder fox Triangle3.

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pub fn area(&self) -> f64

Returns the area of this triangle.

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pub fn get_barycentric_coords( &self, pt: &Vector3D, b0: &mut f64, b1: &mut f64, b2: &mut f64, )

Returns barycentric coordinates for the given point \p pt.

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pub fn face_normal(&self) -> Vector3D

Returns the face normal of the triangle.

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pub fn set_normals_to_face_normal(&mut self)

Set Triangle3::normals to the face normal.

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impl Surface3 for Triangle3

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fn closest_point_local(&self, other_point: &Vector3D) -> Vector3D

Returns the closest point from the given point \p other_point to the surface in local frame.
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fn bounding_box_local(&self) -> BoundingBox3D

Returns the bounding box of this surface object in local frame.
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fn closest_intersection_local(&self, ray: &Ray3D) -> SurfaceRayIntersection3

Returns the closest intersection point for given \p ray in local frame.
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fn closest_normal_local(&self, other_point: &Vector3D) -> Vector3D

Returns the normal to the closest point on the surface from the given point \p other_point in local frame.
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fn intersects_local(&self, ray: &Ray3D) -> bool

Returns true if the given \p ray intersects with this surface object in local frame.
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fn view(&self) -> &Surface3Data

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fn closest_distance_local(&self, other_point_local: &Vector3D) -> f64

Returns the closest distance from the given point \p otherPoint to the point on the surface in local frame.
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fn is_inside_local(&self, other_point_local: &Vector3D) -> bool

Returns true if \p otherPoint is inside by given \p depth the volume defined by the surface in local frame.
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fn closest_point(&self, other_point: &Vector3D) -> Vector3D

Returns the closest point from the given point \p other_point to the surface.
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fn bounding_box(&self) -> BoundingBox3D

Returns the bounding box of this surface object.
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fn intersects(&self, ray: &Ray3D) -> bool

Returns true if the given \p ray intersects with this surface object.
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fn closest_distance(&self, other_point: &Vector3D) -> f64

Returns the closest distance from the given point \p other_point to the point on the surface.
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fn closest_intersection(&self, ray: &Ray3D) -> SurfaceRayIntersection3

Returns the closest intersection point for given \p ray.
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fn closest_normal(&self, other_point: &Vector3D) -> Vector3D

Returns the normal to the closest point on the surface from the given point \p other_point.
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fn update_query_engine(&self)

Updates internal spatial query engine.
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fn is_bounded(&self) -> bool

Returns true if bounding box can be defined.
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fn is_valid_geometry(&self) -> bool

Returns true if the surface is a valid geometry.
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fn is_inside(&self, other_point: &Vector3D) -> bool

Returns true if \p other_point is inside the volume defined by the surface.

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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