def inflate_supports(support_wires):
thickness = support_wires.get_attribute("thickness");
inflator = Inflator(support_wires);
inflator.inflate(thickness, per_vertex_thickness=True);
mesh = inflator.mesh;
return mesh;
def foam_graph_to_mesh(k_foam, thickness):
V, E = k_foam.vertices, k_foam.edges
V_ = []
E_ = []
dups = []
for v in V:
V_.append(10 * np.array(v))
nv = E[v]
for ni in nv:
if (ni, v) in dups:
continue
E_.append(np.array([V.index(v), V.index(ni)]))
dups.append((ni, v))
dups.append((v, ni))
V_, E_ = np.array(V_), np.array(E_)
wire_network = WireNetwork().create_from_data(V_, E_)
wire_network.center_at_origin()
wire_network.compute_symmetry_orbits()
inflator = Inflator(wire_network)
inflator.inflate(thickness,
allow_self_intersection=True,
per_vertex_thickness=False)
return inflator.mesh
def test_simple(self):
wire_network = self.get_brick5()
wire_network.scale(5)
inflator = Inflator(wire_network)
inflator.inflate(0.5)
mesh = inflator.mesh
self.assertLess(0, mesh.num_vertices)
self.assertLess(0, mesh.num_faces)
self.assertTrue(mesh.is_closed())
def test_simple(self):
wire_network = self.get_brick5();
wire_network.scale(5);
inflator = Inflator(wire_network);
inflator.inflate(0.5);
mesh = inflator.mesh;
self.assertLess(0, mesh.num_vertices);
self.assertLess(0, mesh.num_faces);
self.assertTrue(mesh.is_closed());
def test_periodic(self):
wire_network = self.get_pattern1065()
wire_network.scale(5)
params = Parameters(wire_network, 0.5)
inflator = Inflator(wire_network)
inflator.subdivide_order = 0
inflator.inflate_periodic(params)
mesh = inflator.mesh
self.assertLess(0, mesh.num_vertices)
self.assertLess(0, mesh.num_faces)
self.assertTrue(mesh.is_closed())
def test_periodic(self):
wire_network = self.get_pattern1065();
wire_network.scale(5);
params = Parameters(wire_network, 0.5);
inflator = Inflator(wire_network);
inflator.subdivide_order = 0;
inflator.inflate_periodic(params);
mesh = inflator.mesh;
self.assertLess(0, mesh.num_vertices);
self.assertLess(0, mesh.num_faces);
self.assertTrue(mesh.is_closed());
def tile_with_guide_mesh(config):
options = extract_options(config);
network = load_wire(str(config["wire_network"]));
parameters = load_parameters(network, config);
guide_mesh = pymesh.load_mesh(config["guide_mesh"]);
tiler = Tiler();
tiler.set_base_pattern(network);
tiler.tile_with_guide_mesh(guide_mesh, parameters);
network = tiler.wire_network;
inflator = Inflator(network);
inflator.inflate(network.get_attribute("thickness").ravel(),
parameters.per_vertex_thickness);
return inflator.mesh;
def test_tiled(self):
wire_network = self.get_brick5()
params = Parameters(wire_network, 0.1)
tiler = Tiler()
tiler.set_base_pattern(wire_network)
tiler.tile_with_guide_bbox(np.zeros(3), np.ones(3),
np.ones(3) * 2, params)
tiled_wire_network = tiler.wire_network
inflator = Inflator(tiled_wire_network)
inflator.inflate(tiled_wire_network.get_attribute("thickness").ravel())
mesh = inflator.mesh
self.assertLess(0, mesh.num_vertices)
self.assertLess(0, mesh.num_faces)
self.assertTrue(mesh.is_closed())
def tile_with_mixed_patterns(config):
options = extract_options(config);
options["dof_type"] = str(config.get("dof_type", "isotropic"));
options["thickness_type"] = str(config.get("thickness_type", "vertex"));
networks = load_wires(str(config["wire_list_file"]));
guide_mesh = pymesh.load_mesh(config["guide_mesh"]);
per_vertex_thickness = options["thickness_type"] == "vertex";
tiler = Tiler();
tiler.tile_with_mixed_patterns(mesh,
per_vertex_thickness, options["dof_type"] == "isotropic");
network = tiler.wire_network;
inflator = Inflator(network);
inflator.inflate(network.get_attribute("thickness").ravel(),
per_vertex_thickness);
return inflator.mesh;
def tile_with_guide_box(config):
options = extract_options(config);
network = load_wire(str(config["wire_network"]));
parameters = load_parameters(network, config);
tiler = Tiler();
tiler.set_base_pattern(network);
tiler.tile_with_guide_bbox(
config["bbox_min"][:network.dim],
config["bbox_max"][:network.dim],
config["repeats"][:network.dim],
parameters);
network = tiler.wire_network;
inflator = Inflator(network);
inflator.inflate(network.get_attribute("thickness").ravel(),
parameters.per_vertex_thickness);
return inflator.mesh;
def test_tiled(self):
wire_network = self.get_brick5();
params = Parameters(wire_network, 0.1);
tiler = Tiler();
tiler.set_base_pattern(wire_network);
tiler.tile_with_guide_bbox(
np.zeros(3), np.ones(3), np.ones(3)*2, params);
tiled_wire_network = tiler.wire_network;
inflator = Inflator(tiled_wire_network);
inflator.inflate(
tiled_wire_network.get_attribute("thickness").ravel());
mesh = inflator.mesh;
self.assertLess(0, mesh.num_vertices);
self.assertLess(0, mesh.num_faces);
self.assertTrue(mesh.is_closed());
def tile_with_guide_mesh(config):
options = extract_options(config);
network = load_wire(str(config["wire_network"]));
parameters = load_parameters(network, config);
guide_mesh = pymesh.load_mesh(config["guide_mesh"]);
tiler = Tiler();
tiler.set_base_pattern(network);
tiler.tile_with_guide_mesh(guide_mesh, parameters);
network = tiler.wire_network;
if config.get("trim", False):
network.trim();
inflator = Inflator(network);
inflator.inflate(network.get_attribute("thickness").ravel(),
parameters.per_vertex_thickness);
return inflator.mesh;
def tile_with_mixed_patterns(config):
options = extract_options(config);
options["dof_type"] = str(config.get("dof_type", "isotropic"));
options["thickness_type"] = str(config.get("thickness_type", "vertex"));
networks = load_wires(str(config["wire_list_file"]));
guide_mesh = pymesh.load_mesh(config["guide_mesh"]);
per_vertex_thickness = options["thickness_type"] == "vertex";
tiler = Tiler();
tiler.tile_with_mixed_patterns(mesh,
per_vertex_thickness, options["dof_type"] == "isotropic");
network = tiler.wire_network;
if config.get("trim", False):
network.trim();
inflator = Inflator(network);
inflator.inflate(network.get_attribute("thickness").ravel(),
per_vertex_thickness);
return inflator.mesh;
def tile_with_guide_box(config):
options = extract_options(config);
network = load_wire(str(config["wire_network"]));
parameters = load_parameters(network, config);
tiler = Tiler();
tiler.set_base_pattern(network);
tiler.tile_with_guide_bbox(
config["bbox_min"][:network.dim],
config["bbox_max"][:network.dim],
config["repeats"][:network.dim],
parameters);
network = tiler.wire_network;
if config.get("trim", False):
network.trim();
inflator = Inflator(network);
inflator.inflate(network.get_attribute("thickness").ravel(),
parameters.per_vertex_thickness);
return inflator.mesh;
def tile_with_guide_mesh(config):
options = extract_options(config)
network = load_wire(str(config["wire_network"]))
parameters = load_parameters(network, config)
guide_mesh = pymesh.load_mesh(config["guide_mesh"])
tiler = Tiler()
tiler.set_base_pattern(network)
tiler.tile_with_guide_mesh(guide_mesh, parameters)
network = tiler.wire_network
if config.get("trim", False):
network.trim()
if "output_wire_network" in config:
network.write_to_file(config["output_wire_network"])
inflator = Inflator(network)
inflator.subdivide_order = options["subdiv"]
inflator.subdivide_method = options["subdiv_method"]
inflator.inflate(
network.get_attribute("thickness").ravel(),
parameters.per_vertex_thickness)
return inflator.mesh
def tile_with_mixed_patterns(config):
options = extract_options(config)
options["dof_type"] = str(config.get("dof_type", "isotropic"))
options["thickness_type"] = str(config.get("thickness_type", "vertex"))
networks = load_wires(str(config["wire_list_file"]))
guide_mesh = pymesh.load_mesh(config["guide_mesh"])
per_vertex_thickness = options["thickness_type"] == "vertex"
tiler = Tiler()
tiler.tile_with_mixed_patterns(mesh, per_vertex_thickness,
options["dof_type"] == "isotropic")
network = tiler.wire_network
if config.get("trim", False):
network.trim()
if "output_wire_network" in config:
network.write_to_file(config["output_wire_network"])
inflator = Inflator(network)
inflator.subdivide_order = options["subdiv"]
inflator.subdivide_method = options["subdiv_method"]
inflator.inflate(
network.get_attribute("thickness").ravel(), per_vertex_thickness)
return inflator.mesh
