返回共用指定顶点的网格面。
rhinoscriptsyntax.MeshVertexFaces (mesh_id, vertex_index)
rhinoscript.mesh.MeshVertexFaces (mesh_id, vertex_index)
mesh_id |
必须参数。字符串或 Guid。网格物件的 ID 。 |
vertex_index |
必须参数。数字。网格顶点的序号 。 |
元组 |
共用指定顶点的网格面的序号构成的元组。 |
None |
如果执行不成功或出错，返回空值。 |
import rhinoscriptsyntax as rs
import random
def TestMeshVertexFaces():
mesh = rs.GetObject("Select mesh", rs.filter.mesh)
vertices = rs.MeshVertices(mesh)
meshfaces = rs.MeshFaceVertices(mesh)
vertex = random.randint(0, len(vertices)-1) #some random vertex
vertex_faces = rs.MeshVertexFaces(mesh, vertex )
if vertex_faces:
rs.AddPoint( vertices[vertex] )
for face_index in vertex_faces:
face = meshfaces[face_index]
polyline = []
polyline.append( vertices[face[0]] )
polyline.append( vertices[face[1]] )
polyline.append( vertices[face[2]] )
if face[2]!=face[3]:
polyline.append( vertices[face[3]] )
polyline.append( polyline[0] )
rs.AddPolyline(polyline)
TestMeshVertexFaces()