Class MeshBoundaryLoops

Extract boundary EdgeLoops from Mesh. Can also extract EdgeSpans for open areas, however default behavior is to ignore these. Set .SpanBehavior to configure.

Inheritance
Object
MeshBoundaryLoops
Inherited Members
Namespace: g3
Assembly: cs.temp.dll.dll
Syntax
public class MeshBoundaryLoops : IEnumerable<EdgeLoop>, IEnumerable

Constructors

MeshBoundaryLoops(DMesh3, Boolean)

Declaration
public MeshBoundaryLoops(DMesh3 mesh, bool bAutoCompute = true)
Parameters
Type Name Description
DMesh3 mesh
Boolean bAutoCompute

Fields

EdgeFilterF

Declaration
public Func<int, bool> EdgeFilterF
Field Value
Type Description
Func<Int32, Boolean>

FailureBehavior

Declaration
public MeshBoundaryLoops.FailureBehaviors FailureBehavior
Field Value
Type Description
MeshBoundaryLoops.FailureBehaviors

FailureBowties

Declaration
public List<int> FailureBowties
Field Value
Type Description
List<Int32>

FellBackToSpansOnFailure

Declaration
public bool FellBackToSpansOnFailure
Field Value
Type Description
Boolean

Loops

Declaration
public List<EdgeLoop> Loops
Field Value
Type Description
List<EdgeLoop>

Mesh

Declaration
public DMesh3 Mesh
Field Value
Type Description
DMesh3

SawOpenSpans

Declaration
public bool SawOpenSpans
Field Value
Type Description
Boolean

SpanBehavior

Declaration
public MeshBoundaryLoops.SpanBehaviors SpanBehavior
Field Value
Type Description
MeshBoundaryLoops.SpanBehaviors

Spans

Declaration
public List<EdgeSpan> Spans
Field Value
Type Description
List<EdgeSpan>

Properties

Count

Declaration
public int Count { get; }
Property Value
Type Description
Int32

Item[Int32]

Declaration
public EdgeLoop this[int index] { get; }
Parameters
Type Name Description
Int32 index
Property Value
Type Description
EdgeLoop

MaxVerticesLoopIndex

Index of Loop with largest vertex count

Declaration
public int MaxVerticesLoopIndex { get; }
Property Value
Type Description
Int32

SpanCount

Declaration
public int SpanCount { get; }
Property Value
Type Description
Int32

Methods

Compute()

Find the set of boundary EdgeLoops. Note that if we encounter topological issues, we will throw MeshBoundaryLoopsException w/ more info (if possible)

Declaration
public bool Compute()
Returns
Type Description
Boolean

FindLoopContainingEdge(Int32)

find the loop index that contains an edge, or return -1

Declaration
public int FindLoopContainingEdge(int eid)
Parameters
Type Name Description
Int32 eid
Returns
Type Description
Int32

FindLoopContainingVertex(Int32)

find the loop index that contains a vertex, or return -1

Declaration
public int FindLoopContainingVertex(int vid)
Parameters
Type Name Description
Int32 vid
Returns
Type Description
Int32

FindVertexIndex(Int32)

find pair (loop_index,in_loop_index) of vertex vID in EdgeLoops, or Index2i.Max if not found

Declaration
public Index2i FindVertexIndex(int vID)
Parameters
Type Name Description
Int32 vID
Returns
Type Description
Index2i

GetEnumerator()

Declaration
public IEnumerator<EdgeLoop> GetEnumerator()
Returns
Type Description
IEnumerator<EdgeLoop>

Implements