Struct gut::mesh::uniform_poly_mesh::TriMesh

pub struct TriMesh<T: Real> {
    pub vertex_positions: IntrinsicAttribute<[T; 3], VertexIndex>,
    pub indices: IntrinsicAttribute<[usize; 3], FaceIndex>,
    pub vertex_attributes: AttribDict<VertexIndex>,
    pub face_attributes: AttribDict<FaceIndex>,
    pub face_vertex_attributes: AttribDict<FaceVertexIndex>,
    pub face_edge_attributes: AttribDict<FaceEdgeIndex>,
}

Fields

vertex_positions: IntrinsicAttribute<[T; 3], VertexIndex>

Vertex positions.

indices: IntrinsicAttribute<[usize; 3], FaceIndex>

Triples of indices into vertices representing triangles.

vertex_attributes: AttribDict<VertexIndex>

Vertex attributes.

face_attributes: AttribDict<FaceIndex>

Triangle attributes.

face_vertex_attributes: AttribDict<FaceVertexIndex>

Triangle vertex attributes.

face_edge_attributes: AttribDict<FaceEdgeIndex>

Triangle edge attributes.

Methods

impl<T: Real> TriMesh<T>

pub fn new(verts: Vec<[T; 3]>, indices: Vec<usize>) -> TriMesh<T>

pub fn face_iter(&self) -> Iter<[usize; 3]>

Iterate over each face.

pub fn face_iter_mut(&mut self) -> IterMut<[usize; 3]>

Iterate mutably over each face.

pub fn face(&self, fidx: FaceIndex) -> &[usize; 3]

Face accessor. These are vertex indices.

pub fn faces(&self) -> &[[usize; 3]]

Return a slice of individual faces.

pub fn reverse(&mut self)

Reverse the order of each polygon in this mesh.

pub fn reversed(self) -> Self

Reverse the order of each polygon in this mesh. This is the consuming version of the reverse method.

pub fn sort_vertices_by_key<K, F>(&mut self, f: F) where
    F: FnMut(usize) -> K,
    K: Ord, 

Sort vertices by the given key values.

impl<T: Real> TriMesh<T>

pub fn tri_iter<'a>(&'a self) -> impl Iterator<Item = Triangle<T>> + 'a

Triangle iterator.

use gut::mesh::TriMesh;
use gut::prim::Triangle;

let verts = vec![[0.0, 0.0, 0.0], [0.0, 0.0, 1.0], [0.0, 1.0, 0.0]];
let mesh = TriMesh::new(verts.clone(), vec![0, 1, 2]);
let tri = Triangle::from_indexed_slice(&[0, 1, 2], verts.as_slice());
assert_eq!(Some(tri), mesh.tri_iter().next());

pub fn tri_from_indices(&self, indices: &[usize; 3]) -> Triangle<T>

Get a tetrahedron primitive corresponding to the given vertex indices.

Trait Implementations

impl<T: Real> Merge for TriMesh<T>

fn merge(&mut self, other: Self) -> &mut Self

Attributes with the same name but different types won't be merged.

fn merge_vec(vec: Vec<Self>) -> Self where
    Self: Default, 

Merge a Vec of objecs into one of the same type.

fn merge_slice(slice: &[Self]) -> Self where
    Self: Clone + Default, 

In contrast to merge_vec, this function takes an immutable reference to a collection of meshes, and creates a brand new mesh that is a union of all the given meshes.

impl<T: Real> NumVertices for TriMesh<T>

fn num_vertices(&self) -> usize

impl<T: Real> NumFaces for TriMesh<T>

fn num_faces(&self) -> usize

impl<T: Real> Attrib for TriMesh<T>

fn attrib_size<I: AttribIndex<Self>>(&self) -> usize

Get the size of the attribute at the appropriate mesh location determined by I.

fn attrib_dict<I: AttribIndex<Self>>(&self) -> &AttribDict<I>

Read only access to the attribute dictionary.

fn attrib_dict_mut<I: AttribIndex<Self>>(&mut self) -> &mut AttribDict<I>

Read and write access to the attribute dictionary.

fn add_attrib<'a, T, I: AttribIndex<Self>>(
    &mut self,
    name: &'a str,
    def: T
) -> Result<&mut Attribute<I>, Error> where
    T: Any + Clone, 

Add an attribute at the appropriate location with a given default.

fn add_attrib_data<'a, T, I: AttribIndex<Self>>(
    &mut self,
    name: &'a str,
    data: Vec<T>
) -> Result<&mut Attribute<I>, Error> where
    T: Any + Clone + Default, 

Construct an attribute from a given data Vec<T>. data must have exactly the right size for the attribute to be added successfully.

fn set_attrib<'a, T, I: AttribIndex<Self>>(
    &mut self,
    name: &'a str,
    def: T
) -> Result<&mut Attribute<I>, Error> where
    T: Any + Clone, 

Sets the attribute to the specified default value whether or not it already exists.

fn set_attrib_data<'a, T, I: AttribIndex<Self>>(
    &mut self,
    name: &'a str,
    data: &[T]
) -> Result<&mut Attribute<I>, Error> where
    T: Any + Clone + Default, 

Set an attribute to the given data slice. data must have exactly the right size for the attribute to be set successfully.

fn duplicate_attrib<'a, 'b, T, I: AttribIndex<Self>>(
    &mut self,
    name: &'a str,
    new_name: &'b str
) -> Result<&mut Attribute<I>, Error> where
    T: Any + Clone, 

Makes a copy of an existing attribute. Return a mutable reference to the new attribute if successful.

fn remove_attrib<'a, I: AttribIndex<Self>>(
    &mut self,
    name: &'a str
) -> Result<Attribute<I>, Error>

Remove an attribute from the attribute dictionary. From there you can use methods defined on the returned attribute, and if desired return it back to the dictionary with insert_attrib.

fn insert_attrib<'a, I: AttribIndex<Self>>(
    &mut self,
    name: &'a str,
    attrib: Attribute<I>
) -> Result<Option<Attribute<I>>, Error>

Inserts an attribute into the dictionary with the usual HashMap semantics. This means that if an attribute with the same name exists, it will be returned and the current table entry is updated with the new value. If it doesn't already exist, None is returned.

fn attrib_or_add<'a, T, I: AttribIndex<Self>>(
    &mut self,
    name: &'a str,
    def: T
) -> Result<&mut Attribute<I>, Error> where
    T: Any + Clone, 

Retrieve the attribute with the given name and if it doesn't exist, add a new one and set it to a given default value. In either case the mutable reference to the attribute is returned.

fn attrib_or_add_data<'a, T, I: AttribIndex<Self>>(
    &mut self,
    name: &'a str,
    data: &[T]
) -> Result<&mut Attribute<I>, Error> where
    T: Any + Clone + Default, 

Retrieve the attribute with the given name and if it doesn't exist, set its data to what's in the given slice. In either case the mutable reference to the attribute is returned.

fn attrib_iter<'a, 'b, T, I: 'b + AttribIndex<Self>>(
    &'b self,
    name: &'a str
) -> Result<Iter<T>, Error> where
    T: 'static + Clone, 

Get the attribute iterator. This is essentially a safe version of attrib(loc, name).unwrap().iter::<T>().

fn attrib_iter_mut<'a, 'b, T, I: 'b + AttribIndex<Self>>(
    &'b mut self,
    name: &'a str
) -> Result<IterMut<T>, Error> where
    T: 'static + Clone, 

Get the attribute mutable iterator. This is essentially a safe version of attrib_mut(name).unwrap().iter_mut::<T>().

fn attrib_exists<'a, I: AttribIndex<Self>>(&self, name: &'a str) -> bool

Return true if the given attribute exists at the given location, and false otherwise, even if the specified attribute location is invalid for the mesh.

fn attrib_check<'a, T: Any, I: AttribIndex<Self>>(
    &self,
    name: &'a str
) -> Result<(), Error>

Determine if the given attribute is valid and exists at the given location.

fn attrib_as_slice<'a, 'b, T: 'static, I: 'b + AttribIndex<Self>>(
    &'b self,
    name: &'a str
) -> Result<&'b [T], Error>

Expose the underlying attribute as a slice.

fn attrib_as_mut_slice<'a, 'b, T: 'static, I: 'b + AttribIndex<Self>>(
    &'b mut self,
    name: &'a str
) -> Result<&'b mut [T], Error>

Expose the underlying attribute as a mutable slice.

fn attrib_clone_into_vec<'a, 'b, T, I: 'b + AttribIndex<Self>>(
    &'b self,
    name: &'a str
) -> Result<Vec<T>, Error> where
    T: 'static + Clone, 

Clone attribute data into a Vec<T>.

fn attrib<'a, I: AttribIndex<Self>>(
    &self,
    name: &'a str
) -> Result<&Attribute<I>, Error>

Borrow the raw attribute from the attribute dictionary. From there you can use methods defined on the attribute itself.

fn attrib_mut<'a, I: AttribIndex<Self>>(
    &mut self,
    name: &'a str
) -> Result<&mut Attribute<I>, Error>

Get the raw mutable attribute from the attribute dictionary. From there you can use methods defined on the attribute itself.

impl<T: Real> VertexPositions for TriMesh<T>

type Element = [T; 3]

fn vertex_positions(&self) -> &[Self::Element]

Vertex positions as a slice of triplets.

fn vertex_positions_mut(&mut self) -> &mut [Self::Element]

Vertex positions as a mutable slice of triplets.

fn vertex_position_iter(&self) -> Iter<Self::Element>

Vertex iterator.

fn vertex_position_iter_mut(&mut self) -> IterMut<Self::Element>

Mutable vertex iterator.

fn vertex_position<VI>(&self, vidx: VI) -> Self::Element where
    VI: Into<VertexIndex>, 

Vertex accessor.

impl<T: Real> FaceVertex for TriMesh<T>

fn face_to_vertex<FI>(&self, fidx: FI, which: usize) -> Option<VertexIndex> where
    FI: Copy + Into<FaceIndex>, 

Index of the destination element.

fn face_vertex<FI>(&self, fidx: FI, which: usize) -> Option<FaceVertexIndex> where
    FI: Copy + Into<FaceIndex>, 

Toplogy index: where the data lives in an attribute array.

fn num_face_vertices(&self) -> usize

Topology quantifier. Number of connectors in total.

fn num_vertices_at_face<FI>(&self, _: FI) -> usize where
    FI: Copy + Into<FaceIndex>, 

Topology quantifier. Number of connectors at a particular element.

fn reverse_topo(&self) -> (Vec<usize>, Vec<usize>) where
    Self: NumFaces + NumVertices, 

Generate the reverse topology structure.

impl<T: Real> FaceEdge for TriMesh<T>

fn face_to_edge<FI>(&self, fidx: FI, which: usize) -> Option<EdgeIndex> where
    FI: Copy + Into<FaceIndex>, 

Index of the destination element.

fn face_edge<FI>(&self, fidx: FI, which: usize) -> Option<FaceEdgeIndex> where
    FI: Copy + Into<FaceIndex>, 

Toplogy index: where the data lives in an attribute array.

fn num_face_edges(&self) -> usize

Topology quantifier. Number of connectors in total.

fn num_edges_at_face<FI>(&self, _: FI) -> usize where
    FI: Copy + Into<FaceIndex>, 

Topology quantifier. Number of connectors at a particular element.

impl<T: Real> VertexAttrib for TriMesh<T>

fn impl_attrib_size(&self) -> usize

Mesh implementation of the attribute size getter.

fn impl_attrib_dict(&self) -> &AttribDict<VertexIndex>

Mesh implementation of the attribute dictionary getter.

fn impl_attrib_dict_mut(&mut self) -> &mut AttribDict<VertexIndex>

Mesh implementation of the attribute dictionary mutable getter.

impl<T: Real> FaceAttrib for TriMesh<T>

fn impl_attrib_size(&self) -> usize

Mesh implementation of the attribute size getter.

fn impl_attrib_dict(&self) -> &AttribDict<FaceIndex>

Mesh implementation of the attribute dictionary getter.

fn impl_attrib_dict_mut(&mut self) -> &mut AttribDict<FaceIndex>

Mesh implementation of the attribute dictionary mutable getter.

impl<T: Real> FaceVertexAttrib for TriMesh<T>

fn impl_attrib_size(&self) -> usize

Mesh implementation of the attribute size getter.

fn impl_attrib_dict(&self) -> &AttribDict<FaceVertexIndex>

Mesh implementation of the attribute dictionary getter.

fn impl_attrib_dict_mut(&mut self) -> &mut AttribDict<FaceVertexIndex>

Mesh implementation of the attribute dictionary mutable getter.

impl<T: Real> FaceEdgeAttrib for TriMesh<T>

fn impl_attrib_size(&self) -> usize

Mesh implementation of the attribute size getter.

fn impl_attrib_dict(&self) -> &AttribDict<FaceEdgeIndex>

Mesh implementation of the attribute dictionary getter.

fn impl_attrib_dict_mut(&mut self) -> &mut AttribDict<FaceEdgeIndex>

Mesh implementation of the attribute dictionary mutable getter.

impl<T: Real> From<TriMesh<T>> for PointCloud<T>

Convert a triangle mesh to a point cloud by erasing all triangle data.

fn from(mesh: TriMesh<T>) -> PointCloud<T>

Performs the conversion.

impl<T: Real> From<TriMesh<T>> for PolyMesh<T>

Convert a triangle mesh into a polygon mesh.

fn from(mesh: TriMesh<T>) -> PolyMesh<T>

Performs the conversion.

impl<T: Real> From<TetMesh<T>> for TriMesh<T>

fn from(tetmesh: TetMesh<T>) -> TriMesh<T>

Performs the conversion.

impl<T: Real> From<TriMesh<T>> for TriMeshExt<T>

fn from(base_mesh: TriMesh<T>) -> TriMeshExt<T>

Performs the conversion.

impl<T: Real> From<TriMeshExt<T>> for TriMesh<T>

fn from(ext: TriMeshExt<T>) -> TriMesh<T>

Performs the conversion.

impl<T: Real> From<PolyMesh<T>> for TriMesh<T>

Convert a triangle mesh to a polygon mesh.

fn from(mesh: PolyMesh<T>) -> TriMesh<T>

Performs the conversion.

impl<T: Clone + Real> Clone for TriMesh<T>

fn clone(&self) -> TriMesh<T>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T: Real> Default for TriMesh<T>

fn default() -> Self

Produce an empty mesh. This is not particularly useful on its own, however it can be used as a null case for various mesh algorithms.

impl<T: PartialEq + Real> PartialEq<TriMesh<T>> for TriMesh<T>

fn eq(&self, other: &TriMesh<T>) -> bool

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

fn ne(&self, other: &TriMesh<T>) -> bool

This method tests for !=.

impl<T: Debug + Real> Debug for TriMesh<T>

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

Formats the value using the given formatter.

impl<T: Real> StructuralPartialEq for TriMesh<T>