def duplicate(self, name, features, quantity, distance, squantity, primary,
secondary, body):
if not primary or not primary.isValid:
raise PrimaryAxisMissing
entities = ObjectCollection.create()
for feature in features:
entities.add(feature)
patterns = body.parentComponent.features.rectangularPatternFeatures
quantity = vi.createByReal(quantity)
distance = vi.createByReal(distance)
input_ = patterns.createInput(entities, primary, quantity, distance,
EDT)
# input_.patternComputeOption = pco.IdenticalPatternCompute
input_.patternComputeOption = pco.AdjustPatternCompute
self.configure_secondary_axis(input_, secondary, squantity)
pattern = patterns.add(input_)
if pattern.healthState > 0:
pattern.patternComputeOption = pco.AdjustPatternCompute
pattern.name = name
return pattern
def extrude(self, profiles, body, extrudes, name, edge_offset):
selection = ObjectCollection.create()
for profile in profiles:
selection.add(profile)
dist = vi.createByReal(-self.properties.adjusted_depth.value)
cut_input = extrudes.createInput(selection, CFO)
cut_input.setDistanceExtent(False, dist)
cut_input.participantBodies = [body]
if edge_offset:
offset = OffsetStartDefinition.create(
vi.createByReal(-abs(edge_offset)))
cut_input.startExtent = offset
cut = extrudes.add(cut_input)
cut.name = name
return cut
def create_rib_body(component, comp_occurrence, wing_body, root_plane, dist_from_root, thickness):
"""
Creates 2 construction planes and a solid rib body using a boundary fill between the 2 planes and the wing body
"""
# Create 2 construction planes:
# 1) offset from root sketch plane
# 2) offset from the first
planes = component.constructionPlanes
plane1_input = planes.createInput()
plane1_input.setByOffset(root_plane, ValueInput.createByReal(dist_from_root))
plane1 = planes.add(plane1_input)
plane2_input = planes.createInput()
plane2_input.setByOffset(plane1, ValueInput.createByReal(thickness))
plane2 = planes.add(plane2_input)
rib_body = boundary_fill_between_planes(component, comp_occurrence, wing_body, plane1, plane2)
# hide the construction planes
plane1.isLightBulbOn = False
plane2.isLightBulbOn = False
return rib_body, plane1, plane2
def create_rib(self, dist_from_root, rib_thickness, rib_inset, rib_name,
rib_post_relative_positions, rib_post_width, rib_post_triangle_len):
root_plane = self.root_sketch.referencePlane
# Create rib body and return it and the 2 construction planes along each fact
rib_body, plane1, plane2 = create_rib_body(self.component, self.component_occurrence, self.wing_body,
root_plane, dist_from_root,
rib_thickness)
rib_body.name = rib_name
# find the chordwise extremities of the wing body
start_coord = chordwise_coord(rib_body.boundingBox.minPoint)
end_coord = chordwise_coord(rib_body.boundingBox.maxPoint)
rib_post_locs = [relative_location(start_coord, end_coord, frac) for frac in rib_post_relative_positions]
for i, rib_post_loc in enumerate(rib_post_locs):
post = create_rib_vertical_post(self.component, self.component_occurrence, self.wing_body, rib_body,
rib_post_loc, rib_post_width,
rib_post_triangle_len)
post.name = '{}_post_{}'.format(rib_name, i + 1)
# find the faces aligned with the construction planes
plane1_face = find_coplanar_face(rib_body, plane1)
plane2_face = find_coplanar_face(rib_body, plane2)
assert plane1_face is not None, 'plane1'
assert plane2_face is not None, 'plane2'
# use shell tool to remove center of rib, and the 2 faces
# Create a collection of entities for shell
entities1 = ObjectCollection.create()
entities1.add(plane1_face)
entities1.add(plane2_face)
# Create a shell feature
shell_feats = self.component.features.shellFeatures
is_tangent_chain = False
shell_feature_input = shell_feats.createInput(entities1, is_tangent_chain)
rib_thickness = ValueInput.createByReal(rib_inset)
shell_feature_input.insideThickness = rib_thickness
shell_feats.add(shell_feature_input)
def extrude(self, thickness: Dim, operation, name_body=False):
"""Extrudes the sketch a specified distance in a specified way.
This should not be used on sketches with multiple profiles unless care
is taken to ensure the last profile is the desired one. Profiles are
not well-labeled and so inferring the correct profile is application
dependent.
Args:
thickness (Dim): distance to extrude
operation (FeatureOperations): type of extrusion (e.g., cut or new
component)
name_body (bool): if true, assign current sketch name to the new
body.
"""
profiles = self.sketch.profiles
# Take the last profile (arbitrary)
profile = profiles.item(profiles.count - 1)
extrudes = self.root_comp.features.extrudeFeatures
extrude_distance = ValueInput.createByReal(
thickness.dist * self.conv_factor)
ext = extrudes.addSimple(profile, extrude_distance, operation)
if name_body:
ext.bodies.item(0).name = self.name
def create_spar_from_line(component, component_occurrence, wing_body,
spar_lines_sketch, line, spar_width):
log(line)
start_point = spar_lines_sketch.sketchToModelSpace(
line.startSketchPoint.geometry)
end_point = spar_lines_sketch.sketchToModelSpace(
line.endSketchPoint.geometry)
log(start_point, end_point)
# create construction plane, centered on line, at 90 degrees to horizontal plan
planes = component.constructionPlanes
plane_input = planes.createInput()
angle = ValueInput.createByString('90.0 deg')
plane_input.setByAngle(line, angle, horizontal_plane(component))
center_plane = planes.add(plane_input)
# create offset planes one either side of the center plane
plane_input = planes.createInput()
offset = ValueInput.createByReal(spar_width / 2)
plane_input.setByOffset(center_plane, offset)
plane1 = planes.add(plane_input)
plane_input = planes.createInput()
offset = ValueInput.createByReal(-1 * spar_width / 2)
plane_input.setByOffset(center_plane, offset)
plane2 = planes.add(plane_input)
for p in [center_plane, plane1, plane2]:
p.isLightBulbOn = False
# now use boundary fill to create spar between construction planes and wing body
spar = boundary_fill_between_planes(component, component_occurrence,
wing_body, plane1, plane2)
# now get bounding box of spar and find min an max spanwise dimensions
min_point = spar.boundingBox.minPoint
max_point = spar.boundingBox.maxPoint
sw1 = project_coord(min_point.asArray(), SPANWISE_DIRECTION.asArray())
sw2 = project_coord(max_point.asArray(), SPANWISE_DIRECTION.asArray())
min_spanwise = min(sw1, sw2)
max_spanwise = max(sw1, sw2)
v1 = project_coord(min_point.asArray(), VERTICAL_UP_DIRECTION.asArray())
v2 = project_coord(max_point.asArray(), VERTICAL_UP_DIRECTION.asArray())
min_vertical = min(v1, v2)
max_vertical = max(v1, v2)
log("Spanwise range = {} to {}".format(min_spanwise, max_spanwise))
log("Vertical range = {} to {}".format(min_vertical, max_vertical))
# create sketch and draw circles in a row spanwise
spar_face_sketch = component.sketches.add(center_plane)
circle_locs = []
loc = min_spanwise + settings.SPAR_CIRCLE_SPACING_CM
while loc + settings.SPAR_CIRCLE_DIAMETER_CM / 2 < max_spanwise:
circle_locs.append(loc)
loc = loc + settings.SPAR_CIRCLE_SPACING_CM
log('Circle locs:', circle_locs)
vertical_center = 0
# sketch origin seems to be centered on the body. x seems to be spanwise
# TODO: formalise this, for different part orientations. Need a way to deduce sketch orientation
x_offset = (max_spanwise - min_spanwise) / 2
# create circles
for loc in circle_locs:
spar_face_sketch.sketchCurves.sketchCircles.addByCenterRadius(
Point3D.create(loc - x_offset, vertical_center, 0),
settings.SPAR_CIRCLE_DIAMETER_CM / 2)
profiles = ObjectCollection.create()
for c in spar_face_sketch.profiles:
profiles.add(c)
# now extrude the circles to cut the spar
extrudes = component.features.extrudeFeatures
extrude_input = extrudes.createInput(profiles,
FeatureOperations.CutFeatureOperation)
# extrude_input.setAllExtent(ExtentDirections.SymmetricExtentDirection)
distanceForCut = ValueInput.createByString(
'2 cm') # some distance > we need.
extrude_input.setSymmetricExtent(distanceForCut, True)
extrude_input.participantBodies = [spar]
extrudes.add(extrude_input)
return spar
def set_normal_value(i, v, node):
i.value = v
SettingType = namedtuple('SettingType', ['to_input', 'from_input', 'to_str', 'from_str', 'set_value'])
setting_types = {
'bool': SettingType(
to_input=lambda k, desc, inp, v: inp.addBoolValueInput(k, desc['label'], True, '', bool(v)),
to_str=lambda v: str(v).lower(), from_str=bool, from_input=(lambda i, node: i.value),
set_value=set_normal_value),
'float': SettingType(
to_input=lambda k, desc, inp, v: inp.addValueInput(k, desc['label'], '',
ValueInput.createByReal(float(v) if v else 0), ),
to_str=str, from_str=float, from_input=lambda i, node: i.value, set_value=set_normal_value),
'int': SettingType(
to_input=lambda k, desc, inp, v: inp.addIntegerSpinnerCommandInput(k, desc['label'], 0, 300000, 1,
int(v) if v else 0),
to_str=str, from_str=int, from_input=lambda i, node: i.value, set_value=set_normal_value),
'str': SettingType(
to_input=lambda k, desc, inp, v: inp.addStringValueInput(k, desc['label'], v if v else ''),
to_str=lambda v: v, from_str=lambda v: v, from_input=lambda i, node: i.value, set_value=set_normal_value),
'enum': SettingType(to_input=add_enum_input, to_str=str, from_str=str,
from_input=lambda i, node:
[k for (k, v) in node['options'].items() if v == i.selectedItem.name][0],
set_value=set_enum_value),
'optional_extruder': SettingType(
to_input=lambda k, desc, inp, v: inp.addIntegerSpinnerCommandInput(k, desc['label'], -1, 16,
1, int(v) if v else 0),
def create_rib_vertical_post(component, comp_occurrence, wing_body, rib_body, rib_post_loc, rib_post_width,
rib_post_triangle_len):
"""
create a vertical rib post
"""
# log('creating rib post of width', rib_post_width, ' at ', rib_post_loc)
# create 2 planes, rib_post_width apart, centered on rib_post_loc
p1loc = rib_post_loc - (rib_post_width / 2)
p2loc = rib_post_loc + (rib_post_width / 2)
planes = component.constructionPlanes
plane1_input = planes.createInput()
plane1_input.setByOffset(vert_spanwise_plane(component), ValueInput.createByReal(p1loc))
plane1 = planes.add(plane1_input)
plane2_input = planes.createInput()
plane2_input.setByOffset(vert_spanwise_plane(component), ValueInput.createByReal(p2loc))
plane2 = planes.add(plane2_input)
post = boundary_fill_between_planes(component, comp_occurrence, rib_body, plane1, plane2)
# hide the construction planes
plane1.isLightBulbOn = False
plane2.isLightBulbOn = False
# get dimensions of post
bounding_box = post.boundingBox
top = project_coord(bounding_box.maxPoint.asArray(), VERTICAL_UP_DIRECTION.asArray())
bottom = project_coord(bounding_box.minPoint.asArray(), VERTICAL_UP_DIRECTION.asArray())
spanwise_mid = project_coord(centroid_of_bounding_box(bounding_box).asArray(), SPANWISE_DIRECTION.asArray())
assert plane1.isValid
sketch = component.sketches.add(plane2, comp_occurrence)
lines = sketch.sketchCurves.sketchLines
tri_side = rib_post_triangle_len
# only create triangles if the section is tall enough
if top - bottom > 2 * tri_side:
p1 = sketch.modelToSketchSpace(point(chordwise=p1loc, spanwise=spanwise_mid, vertical=top - tri_side))
p2 = sketch.modelToSketchSpace(point(chordwise=p1loc, spanwise=spanwise_mid + tri_side, vertical=top))
p3 = sketch.modelToSketchSpace(point(chordwise=p1loc, spanwise=spanwise_mid - tri_side, vertical=top))
lines.addByTwoPoints(p1, p2)
lines.addByTwoPoints(p2, p3)
lines.addByTwoPoints(p3, p1)
p1 = sketch.modelToSketchSpace(point(chordwise=p1loc, spanwise=spanwise_mid, vertical=bottom + tri_side))
p2 = sketch.modelToSketchSpace(point(chordwise=p1loc, spanwise=spanwise_mid + tri_side, vertical=bottom))
p3 = sketch.modelToSketchSpace(point(chordwise=p1loc, spanwise=spanwise_mid - tri_side, vertical=bottom))
lines.addByTwoPoints(p1, p2)
lines.addByTwoPoints(p2, p3)
lines.addByTwoPoints(p3, p1)
# extrude the 2 triangular profiles just created
assert sketch.profiles.count == 2, "expected 2 triangle profiles in the sketch just created"
profile = sketch.profiles.item(0)
extrudes = component.features.extrudeFeatures
top_triangle_extrusion = extrudes.addSimple(profile, ValueInput.createByReal(rib_post_width),
FeatureOperations.NewBodyFeatureOperation)
top_triangle = top_triangle_extrusion.bodies.item(0)
top_triangle.name = 'top_triangle'
profile = sketch.profiles.item(1)
extrudes = component.features.extrudeFeatures
bottom_triangle_extrusion = extrudes.addSimple(profile, ValueInput.createByReal(rib_post_width),
FeatureOperations.NewBodyFeatureOperation)
bottom_triangle = bottom_triangle_extrusion.bodies.item(0)
bottom_triangle.name = 'bottom_triangle'
# now trim the triangles to the intersection with the wing body
tool_bodies = ObjectCollection.create()
tool_bodies.add(wing_body)
combines = component.features.combineFeatures
combine_input = combines.createInput(top_triangle, tool_bodies)
combine_input.isKeepToolBodies = True
combine_input.isNewComponent = False
combine_input.operation = FeatureOperations.IntersectFeatureOperation
combines.add(combine_input)
combine_input = combines.createInput(bottom_triangle, tool_bodies)
combine_input.isKeepToolBodies = True
combine_input.isNewComponent = False
combine_input.operation = FeatureOperations.IntersectFeatureOperation
combines.add(combine_input)
return post
def configure_secondary_axis(self, input_, secondary, squantity):
if self.properties.distance_two.value and secondary and secondary.isValid:
value = abs(self.properties.distance_two.value)
second_distance = vi.createByReal(value)
input_.setDirectionTwo(secondary, vi.createByReal(squantity),
second_distance)