PolygonalArea

Canonical path: NemAll_Python_Geometry.PolygonalArea

The PolygonalArea class is the base class for PolygonalArea2D and PolygonalArea3D.

Methods:

• AppendEdge –

  Append edge (appendPolygonEdge).

• GetComponentsCount –

  Get count of components.

• GetEdge –

  Get edge.

• GetEdges –

  Get copy of all edges.

• GetEdgesCount –

  Get count of edges.

• GetLoopEndEdgeIndex –

  Get the index of last edge of a loop.

• GetLoopsCount –

  Get Count of loops.

• GetNeighborEdges –

  Get neighbor edges.

• GetNextEdge –

  Get next edge.

• GetPlane –

  Get plane if polygon is plane.

• GetPrevEdge –

  Get previous edge.

• GetVector –

  Get Normal vector if polygon is plane.

• GetVerticesCount –

  Get count of vertices.

• IsValid –

  Checking validity

• SetPlane –

  Set plane.

• SetVector –

  Set normal vector.

AppendEdge

AppendEdge(edge: GeometryEdge) -> eGeometryErrorCode

Append edge (appendPolygonEdge).

Parameters:

• edge (GeometryEdge) –

  Appended edge.

Returns:

• eGeometryErrorCode –

  Error code.

GetComponentsCount

GetComponentsCount() -> int

Get count of components.

Returns:

• int –

  Count of component.

GetEdge

GetEdge(edgeIndex: int) -> tuple[eGeometryErrorCode, GeometryEdge]

Get edge.

Parameters:

• edgeIndex (int) –

  index of the edge.

Returns:

• tuple[eGeometryErrorCode, GeometryEdge] –

  tuple(Error code., edge of polygon)

GetEdges

GetEdges() -> tuple[eGeometryErrorCode, list[GeometryEdge]]

Get copy of all edges.

Returns:

• tuple[eGeometryErrorCode, list[GeometryEdge]] –

  tuple(Error code., vector of all edges)

GetEdgesCount

GetEdgesCount() -> int

Get count of edges.

Returns:

• int –

  Count of edges.

GetLoopEndEdgeIndex

GetLoopEndEdgeIndex(loopIndex: int) -> int

Get the index of last edge of a loop.

Parameters:

• loopIndex (int) –

  index of loop.

Returns:

• int –

  Index of the last edge of the loop identified by the loopIndex value.

GetLoopsCount

GetLoopsCount() -> int

Get Count of loops.

Returns:

• int –

  Count of loops.

GetNeighborEdges

GetNeighborEdges(
    edgeIndex: int,
) -> tuple[eGeometryErrorCode, GeometryEdge, GeometryEdge]

Get neighbor edges.

Parameters:

• edgeIndex (int) –

  edge index.

Returns:

• tuple[eGeometryErrorCode, GeometryEdge, GeometryEdge] –

  tuple(Error code., previous edge (edge which is before edge[index] in the chain), next edge (edge which is after edge[index] in the chain))

GetNextEdge

GetNextEdge(edgeIndex: int) -> tuple[eGeometryErrorCode, GeometryEdge]

Get next edge.

Parameters:

• edgeIndex (int) –

  edge index.

Returns:

• tuple[eGeometryErrorCode, GeometryEdge] –

  tuple(Error code., next edge (edge which is after edge[index] in the chain))

GetPlane

GetPlane() -> tuple[eGeometryErrorCode, Plane3D]

Get plane if polygon is plane.

Returns:

• tuple[eGeometryErrorCode, Plane3D] –

  tuple(Error code., polygon plane)

GetPrevEdge

GetPrevEdge(edgeIndex: int) -> tuple[eGeometryErrorCode, GeometryEdge]

Get previous edge.

Parameters:

• edgeIndex (int) –

  edge index.

Returns:

• tuple[eGeometryErrorCode, GeometryEdge] –

  tuple(Error code., previous edge (edge which is before edge[index] in the chain))

GetVector

GetVector() -> tuple[eGeometryErrorCode, Vector3D]

Get Normal vector if polygon is plane.

Returns:

• tuple[eGeometryErrorCode, Vector3D] –

  tuple(Error code., normal vector to the polygon plane)

GetVerticesCount

GetVerticesCount() -> int

Get count of vertices.

Returns:

• int –

  Count of vertices.

IsValid

IsValid() -> bool

Checking validity

Returns:

• bool –

  True when valid, otherwise false.

SetPlane

SetPlane(plane: Plane3D)

Set plane.

Parameters:

• plane (Plane3D) –

  plane which will be set.

SetVector

SetVector(vec: Vector3D) -> eGeometryErrorCode

Set normal vector.

Parameters:

• vec (Vector3D) –

  vector which will be set.

Returns:

• eGeometryErrorCode –

  Error code.

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