open3d.geometry.HalfEdgeTriangleMesh
- class open3d.geometry.HalfEdgeTriangleMesh
HalfEdgeTriangleMesh inherits TriangleMesh class with the addition of HalfEdge data structure for each half edge in the mesh as well as related functions.
- class Type
Enum class for Geometry types.
- HalfEdgeTriangleMesh = <Type.HalfEdgeTriangleMesh: 7>
- Image = <Type.Image: 8>
- LineSet = <Type.LineSet: 4>
- PointCloud = <Type.PointCloud: 1>
- RGBDImage = <Type.RGBDImage: 9>
- TetraMesh = <Type.TetraMesh: 10>
- TriangleMesh = <Type.TriangleMesh: 6>
- Unspecified = <Type.Unspecified: 0>
- VoxelGrid = <Type.VoxelGrid: 2>
- property value
- __init__(*args, **kwargs)
Overloaded function.
__init__(self: open3d.cpu.pybind.geometry.HalfEdgeTriangleMesh) -> None
Default constructor
__init__(self: open3d.cpu.pybind.geometry.HalfEdgeTriangleMesh, arg0: open3d.cpu.pybind.geometry.HalfEdgeTriangleMesh) -> None
Copy constructor
- boundary_half_edges_from_vertex(self, vertex_index)
Query manifold boundary half edges from a starting vertex. If query vertex is not on boundary, empty vector will be returned.
- Parameters
vertex_index (int) –
- Returns
open3d.utility.IntVector
- boundary_vertices_from_vertex(self)
- Returns
open3d.utility.IntVector
- clear(self)
Clear all elements in the geometry.
- Returns
open3d.geometry.Geometry
- compute_convex_hull(self)
Computes the convex hull of the triangle mesh.
- Returns
Tuple[open3d.geometry.TriangleMesh, List[int]]
- static create_from_triangle_mesh(mesh)
Convert HalfEdgeTriangleMesh from TriangleMesh. Throws exception if the input mesh is not manifolds
- Parameters
mesh (open3d.geometry.TriangleMesh) – The input TriangleMesh
- Returns
open3d.geometry.HalfEdgeTriangleMesh
- dimension(self)
Returns whether the geometry is 2D or 3D.
- Returns
int
- get_axis_aligned_bounding_box(self)
Returns an axis-aligned bounding box of the geometry.
- Returns
open3d.geometry.AxisAlignedBoundingBox
- get_boundaries(self)
Returns a vector of boundaries. A boundary is a vector of vertices.
- Returns
List[open3d.utility.IntVector]
- get_center(self)
Returns the center of the geometry coordinates.
- Returns
numpy.ndarray[numpy.float64[3, 1]]
- get_geometry_type(self)
Returns one of registered geometry types.
- Returns
open3d.geometry.Geometry.GeometryType
- get_max_bound(self)
Returns max bounds for geometry coordinates.
- Returns
numpy.ndarray[numpy.float64[3, 1]]
- get_min_bound(self)
Returns min bounds for geometry coordinates.
- Returns
numpy.ndarray[numpy.float64[3, 1]]
- get_oriented_bounding_box(self)
Returns an oriented bounding box of the geometry.
- Returns
open3d.geometry.OrientedBoundingBox
- static get_rotation_matrix_from_axis_angle(rotation: numpy.ndarray[numpy.float64[3, 1]]) numpy.ndarray[numpy.float64[3, 3]]
- static get_rotation_matrix_from_quaternion(rotation: numpy.ndarray[numpy.float64[4, 1]]) numpy.ndarray[numpy.float64[3, 3]]
- static get_rotation_matrix_from_xyz(rotation: numpy.ndarray[numpy.float64[3, 1]]) numpy.ndarray[numpy.float64[3, 3]]
- static get_rotation_matrix_from_xzy(rotation: numpy.ndarray[numpy.float64[3, 1]]) numpy.ndarray[numpy.float64[3, 3]]
- static get_rotation_matrix_from_yxz(rotation: numpy.ndarray[numpy.float64[3, 1]]) numpy.ndarray[numpy.float64[3, 3]]
- static get_rotation_matrix_from_yzx(rotation: numpy.ndarray[numpy.float64[3, 1]]) numpy.ndarray[numpy.float64[3, 3]]
- static get_rotation_matrix_from_zxy(rotation: numpy.ndarray[numpy.float64[3, 1]]) numpy.ndarray[numpy.float64[3, 3]]
- static get_rotation_matrix_from_zyx(rotation: numpy.ndarray[numpy.float64[3, 1]]) numpy.ndarray[numpy.float64[3, 3]]
- has_half_edges(self)
Returns
True
if half-edges have already been computed.- Returns
bool
- has_vertex_colors(self)
Returns
True
if the mesh contains vertex colors.- Returns
bool
- has_vertex_normals(self)
Returns
True
if the mesh contains vertex normals.- Returns
bool
- has_vertices(self)
Returns
True
if the mesh contains vertices.- Returns
bool
- is_empty(self)
Returns
True
iff the geometry is empty.- Returns
bool
- normalize_normals(self)
Normalize vertex normals to length 1.
- Returns
open3d.geometry.MeshBase
- paint_uniform_color(self, color)
Assigns each vertex in the MeshBase the same color.
- Parameters
color (numpy.ndarray[numpy.float64[3, 1]]) – RGB colors of vertices.
- Returns
open3d.geometry.MeshBase
- rotate(*args, **kwargs)
Overloaded function.
- rotate(self, R)
Apply rotation to the geometry coordinates and normals.
- Parameters
R (numpy.ndarray[numpy.float64[3, 3]]) – The rotation matrix
- Returns
open3d.geometry.Geometry3D
- rotate(self, R, center)
Apply rotation to the geometry coordinates and normals.
- Parameters
R (numpy.ndarray[numpy.float64[3, 3]]) – The rotation matrix
center (numpy.ndarray[numpy.float64[3, 1]]) – Rotation center used for transformation.
- Returns
open3d.geometry.Geometry3D
- scale(*args, **kwargs)
Overloaded function.
- scale(self, scale, center)
Apply scaling to the geometry coordinates.
- Parameters
scale (float) – The scale parameter that is multiplied to the points/vertices of the geometry.
center (numpy.ndarray[numpy.float64[3, 1]]) – Scale center used for transformation.
- Returns
open3d.geometry.Geometry3D
- scale(self, scale, center)
Apply scaling to the geometry coordinates.
- Parameters
scale (float) – The scale parameter that is multiplied to the points/vertices of the geometry.
center (numpy.ndarray[numpy.float64[3, 1]]) – Scale center used for transformation.
- Returns
open3d.geometry.Geometry3D
- transform(self, arg0)
Apply transformation (4x4 matrix) to the geometry coordinates.
- Parameters
arg0 (numpy.ndarray[numpy.float64[4, 4]]) –
- Returns
open3d.geometry.Geometry3D
- translate(self, translation, relative=True)
Apply translation to the geometry coordinates.
- Parameters
translation (numpy.ndarray[numpy.float64[3, 1]]) – A 3D vector to transform the geometry
relative (bool, optional, default=True) – If true, the translation vector is directly added to the geometry coordinates. Otherwise, the center is moved to the translation vector.
- Returns
open3d.geometry.Geometry3D
- HalfEdgeTriangleMesh = <Type.HalfEdgeTriangleMesh: 7>
- Image = <Type.Image: 8>
- LineSet = <Type.LineSet: 4>
- PointCloud = <Type.PointCloud: 1>
- RGBDImage = <Type.RGBDImage: 9>
- TetraMesh = <Type.TetraMesh: 10>
- TriangleMesh = <Type.TriangleMesh: 6>
- Unspecified = <Type.Unspecified: 0>
- VoxelGrid = <Type.VoxelGrid: 2>
- property half_edges
List of HalfEdge in the mesh
- property ordered_half_edge_from_vertex
Counter-clockwise ordered half-edges started from each vertex
- property triangle_normals
Triangle normals.
- Type
float64
array of shape(num_triangles, 3)
, usenumpy.asarray()
to access data
- property triangles
List of triangles denoted by the index of points forming the triangle.
- Type
int
array of shape(num_triangles, 3)
, usenumpy.asarray()
to access data
- property vertex_colors
RGB colors of vertices.
- Type
float64
array of shape(num_vertices, 3)
, range[0, 1]
, usenumpy.asarray()
to access data
- property vertex_normals
Vertex normals.
- Type
float64
array of shape(num_vertices, 3)
, usenumpy.asarray()
to access data
- property vertices
Vertex coordinates.
- Type
float64
array of shape(num_vertices, 3)
, usenumpy.asarray()
to access data