Class Mesh

Represents a Half-Edge Mesh data structure.

Inheritance

System.Object

Mesh

Namespace: Paramdigma.Core.Geometry

Assembly: Paramdigma.Core.dll

Syntax

public class Mesh : object

Constructors

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Mesh(List<MeshVertex>, List<List<Int32>>)

Initializes a new instance of the Mesh class from verticees and faces.

Declaration

public Mesh(List<MeshVertex> vertices, List<List<int>> faceIndexes)

Parameters

Type	Name	Description
List<MeshVertex>	vertices	list of mesh vertices.
List<List<System.Int32>>	faceIndexes	Nested list with face vertices index.

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Mesh(List<Point3d>, List<List<Int32>>)

Initializes a new instance of the Mesh class from verticees and faces.

Declaration

public Mesh(List<Point3d> vertices, List<List<int>> faceIndexes)

Parameters

Type	Name	Description
List<Point3d>	vertices	list of mesh vertices.
List<List<System.Int32>>	faceIndexes	Nested list with face vertices index.

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Mesh(Mesh)

Initializes a new instance of the Mesh class from an existing one.

Declaration

public Mesh(Mesh halfEdgeMesh)

Parameters

Type	Name	Description
Mesh	halfEdgeMesh	Existing Half-Edge Mesh.

Properties

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Boundaries

Gets or sets the boundaries of the mesh.

Declaration

public List<MeshFace> Boundaries { get; set; }

Property Value

Type	Description
List<MeshFace>

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Corners

Gets or sets the corners of the mesh.

Declaration

public List<MeshCorner> Corners { get; set; }

Property Value

Type	Description
List<MeshCorner>

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Edges

Gets or sets the edges of the mesh.

Declaration

public List<MeshEdge> Edges { get; set; }

Property Value

Type	Description
List<MeshEdge>

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EulerCharacteristic

Gets the euler characteristic of the mesh.

Declaration

public int EulerCharacteristic { get; }

Property Value

Type	Description
System.Int32

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Faces

Gets or sets the faces of the mesh.

Declaration

public List<MeshFace> Faces { get; set; }

Property Value

Type	Description
List<MeshFace>

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HalfEdges

Gets or sets the half-edges of the mesh.

Declaration

public List<MeshHalfEdge> HalfEdges { get; set; }

Property Value

Type	Description
List<MeshHalfEdge>

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Vertices

Gets or sets the vertices of the mesh.

Declaration

public List<MeshVertex> Vertices { get; set; }

Property Value

Type	Description
List<MeshVertex>

Methods

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GetMeshInfo()

Get human readable description of this mesh.

Declaration

public string GetMeshInfo()

Returns

Type	Description
System.String	Mesh description as text.

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HasIsolatedFaces()

Check if the mesh contains isolated faces.

Declaration

public bool HasIsolatedFaces()

Returns

Type	Description
System.Boolean	True if there are isolated faces, false if not.

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HasIsolatedVertices()

Check if the mesh has isolated vertices.

Declaration

public bool HasIsolatedVertices()

Returns

Type	Description
System.Boolean	True if there are isolated vertices, false if not.

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HasNonManifoldEdges()

Check if the mesh contains non-manifold edges.

Declaration

public bool HasNonManifoldEdges()

Returns

Type	Description
System.Boolean	True if there are non-manifold edges, false if not.

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IndexCorners()

Assign an index to each corner of the mesh.

Declaration

public Dictionary<MeshCorner, int> IndexCorners()

Returns

Type	Description
Dictionary<MeshCorner, System.Int32>	Dictionary containing Corner-Index assignments.

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IndexEdges()

Assign an index to each edge of the mesh.

Declaration

public Dictionary<MeshEdge, int> IndexEdges()

Returns

Type	Description
Dictionary<MeshEdge, System.Int32>	Dictionary containing Edge-Index assignments.

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IndexElements()

Assign an index number to each mesh member.

Declaration

public void IndexElements()

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IndexFaces()

Assign an index to each face of the mesh.

Declaration

public Dictionary<MeshFace, int> IndexFaces()

Returns

Type	Description
Dictionary<MeshFace, System.Int32>	Dictionary containing Face-Index assignments.

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IndexHalfEdes()

Assign an index to each Half-Edge of the mesh.

Declaration

public Dictionary<MeshHalfEdge, int> IndexHalfEdes()

Returns

Type	Description
Dictionary<MeshHalfEdge, System.Int32>	Dictionary containing HalfEdge-Index assignments.

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IndexVertices()

Assign an index to each vertex of the mesh.

Declaration

public Dictionary<MeshVertex, int> IndexVertices()

Returns

Type	Description
Dictionary<MeshVertex, System.Int32>	Dictionary containing Vertex-Index assignments.

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IsNgonMesh()

Check if a mesh is n-gonal.

Declaration

public bool IsNgonMesh()

Returns

Type	Description
System.Boolean	Returns true if the mesh contains ANY ngons.

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IsQuadMesh()

Check if a mesh is quad.

Declaration

public bool IsQuadMesh()

Returns

Type	Description
System.Boolean	Returns true if all faces are quads.

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IsTriangularMesh()

Check if a mesh is triangular.

Declaration

public bool IsTriangularMesh()

Returns

Type	Description
System.Boolean	Returns true if all faces are triangular.

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ToString()

Gets string representation of the mesh.

Declaration

public override string ToString()

Returns

Type	Description
System.String	Mesh string.