hairy_sphere.py

This is example just to discover operations over meshes in the retop room.

This is example just to discover operations over meshes in the retop room. There we create random spheres in retopo rool, delete one of groups, select random faces, extrude them and move along normals.

# This is example just to discover operations over meshes in the retop room.
# There we create random spheres in retopo rool, delete one of groups, select random faces, extrude them and move along normals
from coat import *
import random
 
# switch to retopo room
ui.toRoom("Retopo")
# get to the select tool
ui.cmd("$TopToolSelectAndOperate")
 
# refer the mesh in retopo room, we will change the mesh in retopo room
mesh = Model.fromRetopo()
# clear the mesh
mesh.clear()
# create the sphere mesh
sphere = Mesh.sphere(radius = 20)
mesh += sphere
 
#now we select random faces
n = mesh.facesCount()
print("Faces count: " + str(n))
for i in range(0, int(n / 6)):
    index = int(random.random() * n)
    #select random face
    mesh.selectFace(index)
 
for i in range(0, 12):
    mesh.extrudeSelected()
    mesh.moveSelectedFacesAlongFacesNormals(5)
    shift = vec3.RandNormal() + vec3.AxisNegY * i/2
    mesh.transformSelected(mat4.Translation(shift), False)
    mesh.scaleSelectedFacesClusters(0.7)
 
mesh.unselectAllFaces()