Struct ncollide3d::shape::Triangle

pub struct Triangle<N: Real> { /* fields omitted */ }

A triangle shape.

Methods

impl<N: Real> Triangle<N>

pub fn new(a: Point<N>, b: Point<N>, c: Point<N>) -> Triangle<N>

Creates a triangle from three points.

pub fn from_array(arr: &[Point<N>; 3]) -> &Triangle<N>

Creates the reference to a triangle from the reference to an array of three points.

pub fn a(&self) -> &Point<N>

The fist point of this triangle.

pub fn b(&self) -> &Point<N>

The second point of this triangle.

pub fn c(&self) -> &Point<N>

The third point of this triangle.

pub fn as_array(&self) -> &[Point<N>; 3]

Reference to an array containing the three vertices of this triangle.

pub fn normal(&self) -> Option<Unit<Vector<N>>>

The normal of this triangle assuming it is oriented ccw.

The normal points such that it is collinear to AB × AC (where × denotes the cross product).

pub fn scaled_normal(&self) -> Vector<N>

A vector normal of this triangle.

The vector points such that it is collinear to AB × AC (where × denotes the cross product).

Trait Implementations

impl<N: Real> HasBoundingVolume<N, AABB<N>> for Triangle<N>

fn bounding_volume(&self, m: &Isometry<N>) -> AABB<N>

The bounding volume of self transformed by m.

impl<N: Real> HasBoundingVolume<N, BoundingSphere<N>> for Triangle<N>

fn bounding_volume(&self, m: &Isometry<N>) -> BoundingSphere<N>

The bounding volume of self transformed by m.

impl<N: Real> PointQuery<N> for Triangle<N>

fn project_point(     &self,     m: &Isometry<N>,     pt: &Point<N>,     solid: bool ) -> PointProjection<N>

Projects a point on self transformed by m.

fn project_point_with_feature(     &self,     m: &Isometry<N>,     pt: &Point<N> ) -> (PointProjection<N>, FeatureId)

Projects a point on the boundary of self transformed by m and retuns the id of the feature the point was projected on.

fn distance_to_point(&self, m: &Isometry<N>, pt: &Point<N>, solid: bool) -> N

Computes the minimal distance between a point and self transformed by m.

fn contains_point(&self, m: &Isometry<N>, pt: &Point<N>) -> bool

Tests if the given point is inside of self transformed by m.

impl<N: Real> PointQueryWithLocation<N> for Triangle<N>

type Location = TrianglePointLocation<N>

Additional shape-specific projection information

fn project_point_with_location(     &self,     m: &Isometry<N>,     pt: &Point<N>,     solid: bool ) -> (PointProjection<N>, Self::Location)

Projects a point on self transformed by m.

impl<N: Real> RayCast<N> for Triangle<N>

fn toi_and_normal_with_ray(     &self,     m: &Isometry<N>,     ray: &Ray<N>,     _: bool ) -> Option<RayIntersection<N>>

Computes the time of impact, and normal between this transformed shape and a ray.

fn toi_with_ray(&self, m: &Isometry<N>, ray: &Ray<N>, solid: bool) -> Option<N>

Computes the time of impact between this transform shape and a ray.

fn toi_and_normal_and_uv_with_ray(     &self,     m: &Isometry<N>,     ray: &Ray<N>,     solid: bool ) -> Option<RayIntersection<N>>

Computes time of impact, normal, and texture coordinates (uv) between this transformed shape and a ray.

fn intersects_ray(&self, m: &Isometry<N>, ray: &Ray<N>) -> bool

Tests whether a ray intersects this transformed shape.

impl<N: Real> Shape<N> for Triangle<N>

fn aabb(&self, m: &Isometry<N>) -> AABB<N>

The AABB of self.

fn bounding_sphere(&self, m: &Isometry<N>) -> BoundingSphere<N>

The bounding sphere of self.

fn as_ray_cast(&self) -> Option<&RayCast<N>>

The RayCast implementation of self.

fn as_point_query(&self) -> Option<&PointQuery<N>>

The PointQuery implementation of self.

fn as_support_map(&self) -> Option<&SupportMap<N>>

The support mapping of self if applicable.

fn is_support_map(&self) -> bool

Whether self uses a supportmapping-based representation.

fn as_convex_polyhedron(&self) -> Option<&ConvexPolyhedron<N>>

The convex polyhedron representation of self if applicable.

fn is_convex_polyhedron(&self) -> bool

Whether self uses a conve polyhedron representation.

fn subshape_transform(&self, _: usize) -> Option<Isometry<N>>

The transform of a specific subshape.

fn as_composite_shape(&self) -> Option<&CompositeShape<N>>

The composite shape representation of self if applicable.

fn is_composite_shape(&self) -> bool

Whether self uses a composite shape-based representation.

impl<N: PartialEq + Real> PartialEq for Triangle<N>

fn eq(&self, other: &Triangle<N>) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Triangle<N>) -> bool

This method tests for !=.

impl<N: Debug + Real> Debug for Triangle<N>

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<N: Clone + Real> Clone for Triangle<N>

fn clone(&self) -> Triangle<N>

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<N: Real> SupportMap<N> for Triangle<N>

fn support_point(&self, m: &Isometry<N>, dir: &Vector<N>) -> Point<N>

Evaluates the support function of the object.

fn support_point_toward(     &self,     transform: &Isometry<N>,     dir: &Unit<Vector<N>> ) -> Point<N>

Same as self.support_point except that dir is normalized.

impl<N: Real> ConvexPolyhedron<N> for Triangle<N>

fn vertex(&self, id: FeatureId) -> Point<N>

Gets the specified vertex in the shape local-space.

fn edge(&self, id: FeatureId) -> (Point<N>, Point<N>, FeatureId, FeatureId)

Get the specified edge's vertices (in the shape local-space) and the vertices' identifiers.

fn face(&self, id: FeatureId, face: &mut ConvexPolygonalFeature<N>)

Fill face with the geometric description of the specified face, in the shape's local-space.

fn normal_cone(&self, feature: FeatureId) -> PolyhedralCone<N>

Get the normal cone of the specified feature, in the shape's local-space.

fn support_face_toward(     &self,     m: &Isometry<N>,     dir: &Unit<Vector<N>>,     face: &mut ConvexPolygonalFeature<N> )

Retrieve the face (in world-space) with a normal that maximizes the scalar product with dir.

fn support_feature_toward(     &self,     transform: &Isometry<N>,     dir: &Unit<Vector<N>>,     _angle: N,     out: &mut ConvexPolygonalFeature<N> )

Retrieve the feature (in world-space) which normal cone contains dir.

fn support_feature_id_toward(&self, local_dir: &Unit<Vector<N>>) -> FeatureId

Retrieve the identifier of the feature which normal cone contains dir.

impl<N: Real> ToTriMesh<N> for Triangle<N>

type DiscretizationParameter = ()

fn to_trimesh(&self, _: ()) -> TriMesh<N>

Builds a triangle mesh from this shape.