def _mesh_import(name, file):
"""Internal function to load meshes using the correct loader.
Name and file might be the same but not always, e.g. temp files."""
file_extension = _get_file_format(name)
if file_extension not in SUPPORTED_FORMATS:
raise NotImplementedError(
'Mesh type not supported: {}'.format(file_extension))
if file_extension == 'obj':
return Mesh.from_obj(file)
elif file_extension == 'stl':
return Mesh.from_stl(file)
elif file_extension == 'ply':
return Mesh.from_ply(file)
raise Exception
def _mesh_import(url, filename):
"""Internal function to load meshes using the correct loader.
Name and file might be the same but not always, e.g. temp files."""
file_extension = _get_file_format(url)
if file_extension not in SUPPORTED_FORMATS:
raise NotImplementedError(
'Mesh type not supported: {}'.format(file_extension))
print(filename)
if file_extension == "dae": # no dae support yet
#mesh = Mesh.from_dae(filename)
obj_filename = filename.replace(".dae", ".obj")
if os.path.isfile(obj_filename):
mesh = Mesh.from_obj(obj_filename)
# former DAE files have yaxis and zaxis swapped
# TODO: already fix in conversion to obj
frame = Frame([0,0,0], [1,0,0], [0,0,1])
T = Transformation.from_frame(frame)
mesh_transform(mesh, T)
return mesh
else:
raise FileNotFoundError("Please convert '%s' into an OBJ file, \
since DAE is currently not supported \
yet." % filename)
if file_extension == 'obj':
return Mesh.from_obj(filename)
elif file_extension == 'stl':
return Mesh.from_stl(filename)
elif file_extension == 'ply':
return Mesh.from_ply(filename)
raise Exception
import compas from math import radians from compas.datastructures import Mesh from compas.geometry import Point, Rotation, Scale, Translation, Box from compas.geometry import trimesh_remesh from compas_view2.app import App # ============================================================================== # Get Bunny # ============================================================================== before = Mesh.from_ply(compas.get_bunny()) # ============================================================================== # Clean up # ============================================================================== before.cull_vertices() # ============================================================================== # Transform # ============================================================================== T = Translation.from_vector(Point(0, 0, 0) - Point(*before.centroid())) S = Scale.from_factors([100, 100, 100]) R = Rotation.from_axis_and_angle([1, 0, 0], radians(90)) before.transform(R * S * T) # ==============================================================================
import compas
import compas_rhino
from compas.datastructures import Mesh
__author__ = [
'Tom Van Mele',
]
__copyright__ = 'Copyright 2016 - Block Research Group, ETH Zurich'
__license__ = 'MIT License'
__email__ = '*****@*****.**'
mesh = Mesh.from_ply(compas.get('stanford_armadillo.ply'))
compas_rhino.mesh_draw(mesh)
def from_ply(self):
filename, _ = get_ply_file()
if filename:
self.mesh = Mesh.from_ply(filename)
self.view.make_buffers()
self.view.updateGL()
from scipy.sparse.linalg import spsolve from compas.datastructures import Mesh from compas.plotters import MeshPlotter __author__ = ['Tom Van Mele', ] __copyright__ = 'Copyright 2016 - Block Research Group, ETH Zurich' __license__ = 'MIT' __email__ = '*****@*****.**' # make a *stanford bunny* mesh mesh = Mesh.from_ply(compas.get_bunny()) mesh.cull_vertices() # get any vertex of the mesh # and its neighbours v1 = mesh.get_any_vertex() nbrs = mesh.vertex_neighbours(v1, ordered=True) # make a quad containing: # one of the neighbours # and the CCW and CW neighbours of that neighbour, respectively # and set them as anchors
import compas
import compas_rhino
from compas.datastructures import Mesh
mesh = Mesh.from_ply(compas.get('stanford_dragon.ply'))
compas_rhino.mesh_draw(mesh)
def test_from_ply():
mesh = Mesh.from_ply(compas.get('bunny.ply'))
assert mesh.number_of_faces() == 69451
assert mesh.number_of_vertices() == 35947
assert mesh.number_of_edges() == 104288
import compas
from numpy import zeros
from scipy.sparse import coo_matrix
from scipy.sparse import block_diag
from scipy.sparse.linalg import spsolve
from compas.datastructures import Mesh
from compas_plotters import MeshPlotter
# make a *stanford bunny* mesh
mesh = Mesh.from_ply(compas.get('bunny.ply'))
# get any vertex of the mesh
# and its neighbors
v1 = mesh.get_any_vertex()
nbrs = mesh.vertex_neighbors(v1, ordered=True)
# make a quad containing:
# one of the neighbors
# and the CCW and CW neighbors of that neighbor, respectively
# and set them as anchors
v2 = nbrs[0]
v3 = nbrs[1]
v4 = nbrs[-1]
def test_from_ply():
mesh = Mesh.from_ply(compas.get('tubemesh.ply'))
assert mesh.number_of_faces() == 342
assert mesh.number_of_vertices() == 200
assert mesh.number_of_edges() == 541