def RunCommand(is_interactive):
if 'TNA' not in sc.sticky:
raise Exception("Initialise the plugin first!")
TNA = sc.sticky['TNA']
settings = TNA['settings']
options = ['obj', 'json', 'lines', 'mesh']
option = rs.GetString("Initialise FormDiagram from", options[0], options)
if not option:
return
if option == 'obj':
filepath = compas_rhino.select_file(folder=compas_tna.DATA,
filter='OBJ files (*.obj)|*.obj||')
if not filepath:
return
form = FormDiagram.from_obj(filepath)
elif option == 'json':
filepath = compas_rhino.select_file(
folder=compas_tna.DATA, filter='JSON files (*.json)|*.json||')
if not filepath:
return
form = FormDiagram.from_json(filepath)
elif option == 'lines':
guids = compas_rhino.select_lines()
if not guids:
return
lines = compas_rhino.get_line_coordinates(guids)
form = FormDiagram.from_lines(lines)
elif option == 'mesh':
guid = compas_rhino.select_mesh()
if not guid:
return
form = FormDiagram.from_rhinomesh(guid)
else:
raise NotImplementedError
del TNA['form']
del TNA['force']
TNA['form'] = form
TNA['force'] = None
compas_rhino.clear_layer(settings['layer.force'])
form.draw(layer=settings['layer.form'],
clear_layer=True,
settings=settings)
from compas.plotters import MeshPlotter
from compas_tna.diagrams import FormDiagram
from compas_tna.utilities import relax_boundary_openings
form = FormDiagram.from_obj('data/rhinomesh.obj')
corners = list(form.vertices_where({'vertex_degree': 2}))
form.set_vertices_attributes(('is_anchor', 'is_fixed'), (True, True),
keys=corners)
form.set_edges_attribute('q', 10.0, keys=form.edges_on_boundary())
relax_boundary_openings(form)
form.update_boundaries(feet=2)
form.to_json('data/boundaryconditions.json')
# ==============================================================================
# Visualisation
# ==============================================================================
plotter = MeshPlotter(form, figsize=(12, 8), tight=True)
vertexcolor = {}
vertexcolor.update(
{key: '#00ff00'
for key in form.vertices_where({'is_fixed': True})})
vertexcolor.update(
{key: '#0000ff'
from compas_tna.equilibrium import vertical_from_zmax_rhino as vertical_from_zmax
from compas_tna.equilibrium import vertical_from_formforce_rhino as vertical_from_formforce
from compas_tna.rhino import FormArtist
__author__ = ['Tom Van Mele', ]
__copyright__ = 'Copyright 2016 - Block Research Group, ETH Zurich'
__license__ = 'MIT License'
__email__ = '*****@*****.**'
# make a form diagram from an obj file
file = compas.get('faces.obj')
form = FormDiagram.from_obj(file)
# update the boundary conditions
boundaries = form.vertices_on_boundaries()
exterior = boundaries[0]
interior = boundaries[1:]
form.set_vertices_attribute('is_anchor', True, keys=exterior)
form.update_exterior(exterior, feet=1)
form.update_interior(interior)
# create the force diagram
__copyright__ = 'Copyright 2016 - Block Research Group, ETH Zurich'
__license__ = 'MIT License'
__email__ = '*****@*****.**'
__all__ = []
f = XFunc('compas_ags.ags.graphstatics.identify_dof_xfunc')
def identify_dof(form):
return f(form.to_data())
form = FormDiagram.from_obj(compas.get('lines.obj'))
form.set_vertices_attributes(('is_fixed', 'is_anchor'), (True, True), keys=form.vertices_on_boundary())
form.set_edges_attribute('is_edge', False, keys=form.edges_on_boundary())
k, m, ind = identify_dof(form)
for u, v in ind:
form.set_edge_attributes((u, v), ('is_ind', 'q'), (True, random.choice(range(1, 5))))
vertical_from_qind(form)
artist = FormArtist(form, layer='FormDiagram')
import compas_tna
from compas_plotters import MeshPlotter
from compas_tna.diagrams import FormDiagram
from compas_tna.utilities import relax_boundary_openings
FILE_I = compas_tna.get('tutorial/rhinomesh.obj')
FILE_O = compas_tna.get('tutorial/boundaryconditions.json')
form = FormDiagram.from_obj(FILE_I)
corners = list(form.vertices_where({'vertex_degree': 2}))
form.vertices_attribute('is_anchor', True, keys=corners)
form.edges_attribute('q', 10.0, keys=form.edges_on_boundary())
relax_boundary_openings(form, corners)
form.update_boundaries(feet=2)
form.to_json(FILE_O)
# ==============================================================================
# Visualisation
# ==============================================================================
plotter = MeshPlotter(form, figsize=(12, 8), tight=True)
vertexcolor = {}
vertexcolor.update(
{key: '#00ff00'